X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/eb89a462d4532cf6c6e2d2ae6370548adca1977a..c3df2a5180fe3821d3e45a11932068ef064a8eb0:/vendor/assets/iD/iD/mapillary-js/mapillary.js?ds=sidebyside

diff --git a/vendor/assets/iD/iD/mapillary-js/mapillary.js b/vendor/assets/iD/iD/mapillary-js/mapillary.js
index 79183cfb9..6331a973f 100644
--- a/vendor/assets/iD/iD/mapillary-js/mapillary.js
+++ b/vendor/assets/iD/iD/mapillary-js/mapillary.js
@@ -156,7 +156,7 @@ function getSegDistSq(px, py, a, b) {
     return dx * dx + dy * dy;
 }
 
-},{"tinyqueue":177}],2:[function(require,module,exports){
+},{"tinyqueue":181}],2:[function(require,module,exports){
 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
@@ -5392,7 +5392,7 @@ var BehaviorSubject = (function (_super) {
 }(Subject_1.Subject));
 exports.BehaviorSubject = BehaviorSubject;
 
-},{"./Subject":34,"./util/ObjectUnsubscribedError":160}],27:[function(require,module,exports){
+},{"./Subject":34,"./util/ObjectUnsubscribedError":164}],27:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -5532,7 +5532,7 @@ var Notification = (function () {
         if (typeof value !== 'undefined') {
             return new Notification('N', value);
         }
-        return this.undefinedValueNotification;
+        return Notification.undefinedValueNotification;
     };
     /**
      * A shortcut to create a Notification instance of the type `error` from a
@@ -5549,7 +5549,7 @@ var Notification = (function () {
      * @return {Notification<any>} The valueless "complete" Notification.
      */
     Notification.createComplete = function () {
-        return this.completeNotification;
+        return Notification.completeNotification;
     };
     Notification.completeNotification = new Notification('C');
     Notification.undefinedValueNotification = new Notification('N', undefined);
@@ -5814,7 +5814,7 @@ var Observable = (function () {
 }());
 exports.Observable = Observable;
 
-},{"./symbol/observable":155,"./util/root":172,"./util/toSubscriber":174}],30:[function(require,module,exports){
+},{"./symbol/observable":159,"./util/root":176,"./util/toSubscriber":178}],30:[function(require,module,exports){
 "use strict";
 exports.empty = {
     closed: true,
@@ -5957,7 +5957,7 @@ var ReplayEvent = (function () {
     return ReplayEvent;
 }());
 
-},{"./Subject":34,"./SubjectSubscription":35,"./Subscription":37,"./operator/observeOn":129,"./scheduler/queue":153,"./util/ObjectUnsubscribedError":160}],33:[function(require,module,exports){
+},{"./Subject":34,"./SubjectSubscription":35,"./Subscription":37,"./operator/observeOn":131,"./scheduler/queue":157,"./util/ObjectUnsubscribedError":164}],33:[function(require,module,exports){
 "use strict";
 /**
  * An execution context and a data structure to order tasks and schedule their
@@ -6176,7 +6176,7 @@ var AnonymousSubject = (function (_super) {
 }(Subject));
 exports.AnonymousSubject = AnonymousSubject;
 
-},{"./Observable":29,"./SubjectSubscription":35,"./Subscriber":36,"./Subscription":37,"./symbol/rxSubscriber":156,"./util/ObjectUnsubscribedError":160}],35:[function(require,module,exports){
+},{"./Observable":29,"./SubjectSubscription":35,"./Subscriber":36,"./Subscription":37,"./symbol/rxSubscriber":160,"./util/ObjectUnsubscribedError":164}],35:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -6482,7 +6482,7 @@ var SafeSubscriber = (function (_super) {
     return SafeSubscriber;
 }(Subscriber));
 
-},{"./Observer":30,"./Subscription":37,"./symbol/rxSubscriber":156,"./util/isFunction":167}],37:[function(require,module,exports){
+},{"./Observer":30,"./Subscription":37,"./symbol/rxSubscriber":160,"./util/isFunction":171}],37:[function(require,module,exports){
 "use strict";
 var isArray_1 = require('./util/isArray');
 var isObject_1 = require('./util/isObject');
@@ -6676,293 +6676,305 @@ function flattenUnsubscriptionErrors(errors) {
     return errors.reduce(function (errs, err) { return errs.concat((err instanceof UnsubscriptionError_1.UnsubscriptionError) ? err.errors : err); }, []);
 }
 
-},{"./util/UnsubscriptionError":162,"./util/errorObject":163,"./util/isArray":164,"./util/isFunction":167,"./util/isObject":169,"./util/tryCatch":175}],38:[function(require,module,exports){
+},{"./util/UnsubscriptionError":166,"./util/errorObject":167,"./util/isArray":168,"./util/isFunction":171,"./util/isObject":173,"./util/tryCatch":179}],38:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var combineLatest_1 = require('../../observable/combineLatest');
 Observable_1.Observable.combineLatest = combineLatest_1.combineLatest;
 
-},{"../../Observable":29,"../../observable/combineLatest":97}],39:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/combineLatest":99}],39:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var defer_1 = require('../../observable/defer');
 Observable_1.Observable.defer = defer_1.defer;
 
-},{"../../Observable":29,"../../observable/defer":98}],40:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/defer":100}],40:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var empty_1 = require('../../observable/empty');
 Observable_1.Observable.empty = empty_1.empty;
 
-},{"../../Observable":29,"../../observable/empty":99}],41:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/empty":101}],41:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var from_1 = require('../../observable/from');
 Observable_1.Observable.from = from_1.from;
 
-},{"../../Observable":29,"../../observable/from":100}],42:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/from":102}],42:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var fromEvent_1 = require('../../observable/fromEvent');
 Observable_1.Observable.fromEvent = fromEvent_1.fromEvent;
 
-},{"../../Observable":29,"../../observable/fromEvent":101}],43:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/fromEvent":103}],43:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var fromPromise_1 = require('../../observable/fromPromise');
 Observable_1.Observable.fromPromise = fromPromise_1.fromPromise;
 
-},{"../../Observable":29,"../../observable/fromPromise":102}],44:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/fromPromise":104}],44:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var merge_1 = require('../../observable/merge');
 Observable_1.Observable.merge = merge_1.merge;
 
-},{"../../Observable":29,"../../observable/merge":103}],45:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/merge":105}],45:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var of_1 = require('../../observable/of');
 Observable_1.Observable.of = of_1.of;
 
-},{"../../Observable":29,"../../observable/of":104}],46:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/of":106}],46:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var throw_1 = require('../../observable/throw');
 Observable_1.Observable.throw = throw_1._throw;
 
-},{"../../Observable":29,"../../observable/throw":105}],47:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/throw":107}],47:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var timer_1 = require('../../observable/timer');
 Observable_1.Observable.timer = timer_1.timer;
 
-},{"../../Observable":29,"../../observable/timer":106}],48:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/timer":108}],48:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var zip_1 = require('../../observable/zip');
 Observable_1.Observable.zip = zip_1.zip;
 
-},{"../../Observable":29,"../../observable/zip":107}],49:[function(require,module,exports){
+},{"../../Observable":29,"../../observable/zip":109}],49:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var buffer_1 = require('../../operator/buffer');
 Observable_1.Observable.prototype.buffer = buffer_1.buffer;
 
-},{"../../Observable":29,"../../operator/buffer":108}],50:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/buffer":110}],50:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var bufferCount_1 = require('../../operator/bufferCount');
 Observable_1.Observable.prototype.bufferCount = bufferCount_1.bufferCount;
 
-},{"../../Observable":29,"../../operator/bufferCount":109}],51:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/bufferCount":111}],51:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var bufferWhen_1 = require('../../operator/bufferWhen');
 Observable_1.Observable.prototype.bufferWhen = bufferWhen_1.bufferWhen;
 
-},{"../../Observable":29,"../../operator/bufferWhen":110}],52:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/bufferWhen":112}],52:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var catch_1 = require('../../operator/catch');
 Observable_1.Observable.prototype.catch = catch_1._catch;
 Observable_1.Observable.prototype._catch = catch_1._catch;
 
-},{"../../Observable":29,"../../operator/catch":111}],53:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/catch":113}],53:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var combineLatest_1 = require('../../operator/combineLatest');
 Observable_1.Observable.prototype.combineLatest = combineLatest_1.combineLatest;
 
-},{"../../Observable":29,"../../operator/combineLatest":112}],54:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/combineLatest":114}],54:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var concat_1 = require('../../operator/concat');
 Observable_1.Observable.prototype.concat = concat_1.concat;
 
-},{"../../Observable":29,"../../operator/concat":113}],55:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/concat":115}],55:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var debounceTime_1 = require('../../operator/debounceTime');
 Observable_1.Observable.prototype.debounceTime = debounceTime_1.debounceTime;
 
-},{"../../Observable":29,"../../operator/debounceTime":114}],56:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/debounceTime":116}],56:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var delay_1 = require('../../operator/delay');
 Observable_1.Observable.prototype.delay = delay_1.delay;
 
-},{"../../Observable":29,"../../operator/delay":115}],57:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/delay":117}],57:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var distinct_1 = require('../../operator/distinct');
 Observable_1.Observable.prototype.distinct = distinct_1.distinct;
 
-},{"../../Observable":29,"../../operator/distinct":116}],58:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/distinct":118}],58:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var distinctUntilChanged_1 = require('../../operator/distinctUntilChanged');
 Observable_1.Observable.prototype.distinctUntilChanged = distinctUntilChanged_1.distinctUntilChanged;
 
-},{"../../Observable":29,"../../operator/distinctUntilChanged":117}],59:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/distinctUntilChanged":119}],59:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var do_1 = require('../../operator/do');
 Observable_1.Observable.prototype.do = do_1._do;
 Observable_1.Observable.prototype._do = do_1._do;
 
-},{"../../Observable":29,"../../operator/do":118}],60:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/do":120}],60:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var expand_1 = require('../../operator/expand');
 Observable_1.Observable.prototype.expand = expand_1.expand;
 
-},{"../../Observable":29,"../../operator/expand":119}],61:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/expand":121}],61:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var filter_1 = require('../../operator/filter');
 Observable_1.Observable.prototype.filter = filter_1.filter;
 
-},{"../../Observable":29,"../../operator/filter":120}],62:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/filter":122}],62:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var finally_1 = require('../../operator/finally');
 Observable_1.Observable.prototype.finally = finally_1._finally;
 Observable_1.Observable.prototype._finally = finally_1._finally;
 
-},{"../../Observable":29,"../../operator/finally":121}],63:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/finally":123}],63:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var first_1 = require('../../operator/first');
 Observable_1.Observable.prototype.first = first_1.first;
 
-},{"../../Observable":29,"../../operator/first":122}],64:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/first":124}],64:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var last_1 = require('../../operator/last');
 Observable_1.Observable.prototype.last = last_1.last;
 
-},{"../../Observable":29,"../../operator/last":123}],65:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/last":125}],65:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var map_1 = require('../../operator/map');
 Observable_1.Observable.prototype.map = map_1.map;
 
-},{"../../Observable":29,"../../operator/map":124}],66:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/map":126}],66:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var merge_1 = require('../../operator/merge');
 Observable_1.Observable.prototype.merge = merge_1.merge;
 
-},{"../../Observable":29,"../../operator/merge":125}],67:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/merge":127}],67:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var mergeAll_1 = require('../../operator/mergeAll');
 Observable_1.Observable.prototype.mergeAll = mergeAll_1.mergeAll;
 
-},{"../../Observable":29,"../../operator/mergeAll":126}],68:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/mergeAll":128}],68:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var mergeMap_1 = require('../../operator/mergeMap');
 Observable_1.Observable.prototype.mergeMap = mergeMap_1.mergeMap;
 Observable_1.Observable.prototype.flatMap = mergeMap_1.mergeMap;
 
-},{"../../Observable":29,"../../operator/mergeMap":127}],69:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/mergeMap":129}],69:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var pairwise_1 = require('../../operator/pairwise');
 Observable_1.Observable.prototype.pairwise = pairwise_1.pairwise;
 
-},{"../../Observable":29,"../../operator/pairwise":130}],70:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/pairwise":132}],70:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var pluck_1 = require('../../operator/pluck');
 Observable_1.Observable.prototype.pluck = pluck_1.pluck;
 
-},{"../../Observable":29,"../../operator/pluck":131}],71:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/pluck":133}],71:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var publish_1 = require('../../operator/publish');
 Observable_1.Observable.prototype.publish = publish_1.publish;
 
-},{"../../Observable":29,"../../operator/publish":132}],72:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/publish":134}],72:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var publishReplay_1 = require('../../operator/publishReplay');
 Observable_1.Observable.prototype.publishReplay = publishReplay_1.publishReplay;
 
-},{"../../Observable":29,"../../operator/publishReplay":133}],73:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/publishReplay":135}],73:[function(require,module,exports){
+"use strict";
+var Observable_1 = require('../../Observable');
+var sample_1 = require('../../operator/sample');
+Observable_1.Observable.prototype.sample = sample_1.sample;
+
+},{"../../Observable":29,"../../operator/sample":136}],74:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var scan_1 = require('../../operator/scan');
 Observable_1.Observable.prototype.scan = scan_1.scan;
 
-},{"../../Observable":29,"../../operator/scan":134}],74:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/scan":137}],75:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var share_1 = require('../../operator/share');
 Observable_1.Observable.prototype.share = share_1.share;
 
-},{"../../Observable":29,"../../operator/share":135}],75:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/share":138}],76:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var skip_1 = require('../../operator/skip');
 Observable_1.Observable.prototype.skip = skip_1.skip;
 
-},{"../../Observable":29,"../../operator/skip":136}],76:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/skip":139}],77:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var skipUntil_1 = require('../../operator/skipUntil');
 Observable_1.Observable.prototype.skipUntil = skipUntil_1.skipUntil;
 
-},{"../../Observable":29,"../../operator/skipUntil":137}],77:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/skipUntil":140}],78:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var skipWhile_1 = require('../../operator/skipWhile');
 Observable_1.Observable.prototype.skipWhile = skipWhile_1.skipWhile;
 
-},{"../../Observable":29,"../../operator/skipWhile":138}],78:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/skipWhile":141}],79:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var startWith_1 = require('../../operator/startWith');
 Observable_1.Observable.prototype.startWith = startWith_1.startWith;
 
-},{"../../Observable":29,"../../operator/startWith":139}],79:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/startWith":142}],80:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var switchMap_1 = require('../../operator/switchMap');
 Observable_1.Observable.prototype.switchMap = switchMap_1.switchMap;
 
-},{"../../Observable":29,"../../operator/switchMap":140}],80:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/switchMap":143}],81:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var take_1 = require('../../operator/take');
 Observable_1.Observable.prototype.take = take_1.take;
 
-},{"../../Observable":29,"../../operator/take":141}],81:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/take":144}],82:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var takeUntil_1 = require('../../operator/takeUntil');
 Observable_1.Observable.prototype.takeUntil = takeUntil_1.takeUntil;
 
-},{"../../Observable":29,"../../operator/takeUntil":142}],82:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/takeUntil":145}],83:[function(require,module,exports){
+"use strict";
+var Observable_1 = require('../../Observable');
+var takeWhile_1 = require('../../operator/takeWhile');
+Observable_1.Observable.prototype.takeWhile = takeWhile_1.takeWhile;
+
+},{"../../Observable":29,"../../operator/takeWhile":146}],84:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var throttleTime_1 = require('../../operator/throttleTime');
 Observable_1.Observable.prototype.throttleTime = throttleTime_1.throttleTime;
 
-},{"../../Observable":29,"../../operator/throttleTime":144}],83:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/throttleTime":148}],85:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var withLatestFrom_1 = require('../../operator/withLatestFrom');
 Observable_1.Observable.prototype.withLatestFrom = withLatestFrom_1.withLatestFrom;
 
-},{"../../Observable":29,"../../operator/withLatestFrom":145}],84:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/withLatestFrom":149}],86:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../../Observable');
 var zip_1 = require('../../operator/zip');
 Observable_1.Observable.prototype.zip = zip_1.zipProto;
 
-},{"../../Observable":29,"../../operator/zip":146}],85:[function(require,module,exports){
+},{"../../Observable":29,"../../operator/zip":150}],87:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -7033,7 +7045,7 @@ var ArrayLikeObservable = (function (_super) {
 }(Observable_1.Observable));
 exports.ArrayLikeObservable = ArrayLikeObservable;
 
-},{"../Observable":29,"./EmptyObservable":89,"./ScalarObservable":95}],86:[function(require,module,exports){
+},{"../Observable":29,"./EmptyObservable":91,"./ScalarObservable":97}],88:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -7156,7 +7168,7 @@ var ArrayObservable = (function (_super) {
 }(Observable_1.Observable));
 exports.ArrayObservable = ArrayObservable;
 
-},{"../Observable":29,"../util/isScheduler":171,"./EmptyObservable":89,"./ScalarObservable":95}],87:[function(require,module,exports){
+},{"../Observable":29,"../util/isScheduler":175,"./EmptyObservable":91,"./ScalarObservable":97}],89:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -7326,7 +7338,7 @@ var RefCountSubscriber = (function (_super) {
     return RefCountSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Observable":29,"../Subject":34,"../Subscriber":36,"../Subscription":37}],88:[function(require,module,exports){
+},{"../Observable":29,"../Subject":34,"../Subscriber":36,"../Subscription":37}],90:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -7426,7 +7438,7 @@ var DeferSubscriber = (function (_super) {
     return DeferSubscriber;
 }(OuterSubscriber_1.OuterSubscriber));
 
-},{"../Observable":29,"../OuterSubscriber":31,"../util/subscribeToResult":173}],89:[function(require,module,exports){
+},{"../Observable":29,"../OuterSubscriber":31,"../util/subscribeToResult":177}],91:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -7508,7 +7520,7 @@ var EmptyObservable = (function (_super) {
 }(Observable_1.Observable));
 exports.EmptyObservable = EmptyObservable;
 
-},{"../Observable":29}],90:[function(require,module,exports){
+},{"../Observable":29}],92:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -7592,7 +7604,7 @@ var ErrorObservable = (function (_super) {
 }(Observable_1.Observable));
 exports.ErrorObservable = ErrorObservable;
 
-},{"../Observable":29}],91:[function(require,module,exports){
+},{"../Observable":29}],93:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -7733,7 +7745,7 @@ var FromEventObservable = (function (_super) {
 }(Observable_1.Observable));
 exports.FromEventObservable = FromEventObservable;
 
-},{"../Observable":29,"../Subscription":37,"../util/errorObject":163,"../util/isFunction":167,"../util/tryCatch":175}],92:[function(require,module,exports){
+},{"../Observable":29,"../Subscription":37,"../util/errorObject":167,"../util/isFunction":171,"../util/tryCatch":179}],94:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -7856,7 +7868,7 @@ var FromObservable = (function (_super) {
 }(Observable_1.Observable));
 exports.FromObservable = FromObservable;
 
-},{"../Observable":29,"../operator/observeOn":129,"../symbol/iterator":154,"../symbol/observable":155,"../util/isArray":164,"../util/isArrayLike":165,"../util/isPromise":170,"./ArrayLikeObservable":85,"./ArrayObservable":86,"./IteratorObservable":93,"./PromiseObservable":94}],93:[function(require,module,exports){
+},{"../Observable":29,"../operator/observeOn":131,"../symbol/iterator":158,"../symbol/observable":159,"../util/isArray":168,"../util/isArrayLike":169,"../util/isPromise":174,"./ArrayLikeObservable":87,"./ArrayObservable":88,"./IteratorObservable":95,"./PromiseObservable":96}],95:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -8020,7 +8032,7 @@ function sign(value) {
     return valueAsNumber < 0 ? -1 : 1;
 }
 
-},{"../Observable":29,"../symbol/iterator":154,"../util/root":172}],94:[function(require,module,exports){
+},{"../Observable":29,"../symbol/iterator":158,"../util/root":176}],96:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -8142,7 +8154,7 @@ function dispatchError(arg) {
     }
 }
 
-},{"../Observable":29,"../util/root":172}],95:[function(require,module,exports){
+},{"../Observable":29,"../util/root":176}],97:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -8201,7 +8213,7 @@ var ScalarObservable = (function (_super) {
 }(Observable_1.Observable));
 exports.ScalarObservable = ScalarObservable;
 
-},{"../Observable":29}],96:[function(require,module,exports){
+},{"../Observable":29}],98:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -8309,7 +8321,7 @@ var TimerObservable = (function (_super) {
 }(Observable_1.Observable));
 exports.TimerObservable = TimerObservable;
 
-},{"../Observable":29,"../scheduler/async":152,"../util/isDate":166,"../util/isNumeric":168,"../util/isScheduler":171}],97:[function(require,module,exports){
+},{"../Observable":29,"../scheduler/async":156,"../util/isDate":170,"../util/isNumeric":172,"../util/isScheduler":175}],99:[function(require,module,exports){
 "use strict";
 var isScheduler_1 = require('../util/isScheduler');
 var isArray_1 = require('../util/isArray');
@@ -8446,57 +8458,57 @@ function combineLatest() {
 }
 exports.combineLatest = combineLatest;
 
-},{"../operator/combineLatest":112,"../util/isArray":164,"../util/isScheduler":171,"./ArrayObservable":86}],98:[function(require,module,exports){
+},{"../operator/combineLatest":114,"../util/isArray":168,"../util/isScheduler":175,"./ArrayObservable":88}],100:[function(require,module,exports){
 "use strict";
 var DeferObservable_1 = require('./DeferObservable');
 exports.defer = DeferObservable_1.DeferObservable.create;
 
-},{"./DeferObservable":88}],99:[function(require,module,exports){
+},{"./DeferObservable":90}],101:[function(require,module,exports){
 "use strict";
 var EmptyObservable_1 = require('./EmptyObservable');
 exports.empty = EmptyObservable_1.EmptyObservable.create;
 
-},{"./EmptyObservable":89}],100:[function(require,module,exports){
+},{"./EmptyObservable":91}],102:[function(require,module,exports){
 "use strict";
 var FromObservable_1 = require('./FromObservable');
 exports.from = FromObservable_1.FromObservable.create;
 
-},{"./FromObservable":92}],101:[function(require,module,exports){
+},{"./FromObservable":94}],103:[function(require,module,exports){
 "use strict";
 var FromEventObservable_1 = require('./FromEventObservable');
 exports.fromEvent = FromEventObservable_1.FromEventObservable.create;
 
-},{"./FromEventObservable":91}],102:[function(require,module,exports){
+},{"./FromEventObservable":93}],104:[function(require,module,exports){
 "use strict";
 var PromiseObservable_1 = require('./PromiseObservable');
 exports.fromPromise = PromiseObservable_1.PromiseObservable.create;
 
-},{"./PromiseObservable":94}],103:[function(require,module,exports){
+},{"./PromiseObservable":96}],105:[function(require,module,exports){
 "use strict";
 var merge_1 = require('../operator/merge');
 exports.merge = merge_1.mergeStatic;
 
-},{"../operator/merge":125}],104:[function(require,module,exports){
+},{"../operator/merge":127}],106:[function(require,module,exports){
 "use strict";
 var ArrayObservable_1 = require('./ArrayObservable');
 exports.of = ArrayObservable_1.ArrayObservable.of;
 
-},{"./ArrayObservable":86}],105:[function(require,module,exports){
+},{"./ArrayObservable":88}],107:[function(require,module,exports){
 "use strict";
 var ErrorObservable_1 = require('./ErrorObservable');
 exports._throw = ErrorObservable_1.ErrorObservable.create;
 
-},{"./ErrorObservable":90}],106:[function(require,module,exports){
+},{"./ErrorObservable":92}],108:[function(require,module,exports){
 "use strict";
 var TimerObservable_1 = require('./TimerObservable');
 exports.timer = TimerObservable_1.TimerObservable.create;
 
-},{"./TimerObservable":96}],107:[function(require,module,exports){
+},{"./TimerObservable":98}],109:[function(require,module,exports){
 "use strict";
 var zip_1 = require('../operator/zip');
 exports.zip = zip_1.zipStatic;
 
-},{"../operator/zip":146}],108:[function(require,module,exports){
+},{"../operator/zip":150}],110:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -8573,7 +8585,7 @@ var BufferSubscriber = (function (_super) {
     return BufferSubscriber;
 }(OuterSubscriber_1.OuterSubscriber));
 
-},{"../OuterSubscriber":31,"../util/subscribeToResult":173}],109:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/subscribeToResult":177}],111:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -8714,7 +8726,7 @@ var BufferSkipCountSubscriber = (function (_super) {
     return BufferSkipCountSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36}],110:[function(require,module,exports){
+},{"../Subscriber":36}],112:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -8837,7 +8849,7 @@ var BufferWhenSubscriber = (function (_super) {
     return BufferWhenSubscriber;
 }(OuterSubscriber_1.OuterSubscriber));
 
-},{"../OuterSubscriber":31,"../Subscription":37,"../util/errorObject":163,"../util/subscribeToResult":173,"../util/tryCatch":175}],111:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../Subscription":37,"../util/errorObject":167,"../util/subscribeToResult":177,"../util/tryCatch":179}],113:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -8954,7 +8966,7 @@ var CatchSubscriber = (function (_super) {
     return CatchSubscriber;
 }(OuterSubscriber_1.OuterSubscriber));
 
-},{"../OuterSubscriber":31,"../util/subscribeToResult":173}],112:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/subscribeToResult":177}],114:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -9107,7 +9119,7 @@ var CombineLatestSubscriber = (function (_super) {
 }(OuterSubscriber_1.OuterSubscriber));
 exports.CombineLatestSubscriber = CombineLatestSubscriber;
 
-},{"../OuterSubscriber":31,"../observable/ArrayObservable":86,"../util/isArray":164,"../util/subscribeToResult":173}],113:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../observable/ArrayObservable":88,"../util/isArray":168,"../util/subscribeToResult":177}],115:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../Observable');
 var isScheduler_1 = require('../util/isScheduler');
@@ -9282,7 +9294,7 @@ function concatStatic() {
 }
 exports.concatStatic = concatStatic;
 
-},{"../Observable":29,"../observable/ArrayObservable":86,"../util/isScheduler":171,"./mergeAll":126}],114:[function(require,module,exports){
+},{"../Observable":29,"../observable/ArrayObservable":88,"../util/isScheduler":175,"./mergeAll":128}],116:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -9399,7 +9411,7 @@ function dispatchNext(subscriber) {
     subscriber.debouncedNext();
 }
 
-},{"../Subscriber":36,"../scheduler/async":152}],115:[function(require,module,exports){
+},{"../Subscriber":36,"../scheduler/async":156}],117:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -9535,7 +9547,7 @@ var DelayMessage = (function () {
     return DelayMessage;
 }());
 
-},{"../Notification":28,"../Subscriber":36,"../scheduler/async":152,"../util/isDate":166}],116:[function(require,module,exports){
+},{"../Notification":28,"../Subscriber":36,"../scheduler/async":156,"../util/isDate":170}],118:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -9656,7 +9668,7 @@ var DistinctSubscriber = (function (_super) {
 }(OuterSubscriber_1.OuterSubscriber));
 exports.DistinctSubscriber = DistinctSubscriber;
 
-},{"../OuterSubscriber":31,"../util/Set":161,"../util/subscribeToResult":173}],117:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/Set":165,"../util/subscribeToResult":177}],119:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -9765,7 +9777,7 @@ var DistinctUntilChangedSubscriber = (function (_super) {
     return DistinctUntilChangedSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36,"../util/errorObject":163,"../util/tryCatch":175}],118:[function(require,module,exports){
+},{"../Subscriber":36,"../util/errorObject":167,"../util/tryCatch":179}],120:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -9879,7 +9891,7 @@ var DoSubscriber = (function (_super) {
     return DoSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36}],119:[function(require,module,exports){
+},{"../Subscriber":36}],121:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -10031,7 +10043,7 @@ var ExpandSubscriber = (function (_super) {
 }(OuterSubscriber_1.OuterSubscriber));
 exports.ExpandSubscriber = ExpandSubscriber;
 
-},{"../OuterSubscriber":31,"../util/errorObject":163,"../util/subscribeToResult":173,"../util/tryCatch":175}],120:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/errorObject":167,"../util/subscribeToResult":177,"../util/tryCatch":179}],122:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -10125,7 +10137,7 @@ var FilterSubscriber = (function (_super) {
     return FilterSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36}],121:[function(require,module,exports){
+},{"../Subscriber":36}],123:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -10169,7 +10181,7 @@ var FinallySubscriber = (function (_super) {
     return FinallySubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36,"../Subscription":37}],122:[function(require,module,exports){
+},{"../Subscriber":36,"../Subscription":37}],124:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -10322,7 +10334,7 @@ var FirstSubscriber = (function (_super) {
     return FirstSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36,"../util/EmptyError":159}],123:[function(require,module,exports){
+},{"../Subscriber":36,"../util/EmptyError":163}],125:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -10442,7 +10454,7 @@ var LastSubscriber = (function (_super) {
     return LastSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36,"../util/EmptyError":159}],124:[function(require,module,exports){
+},{"../Subscriber":36,"../util/EmptyError":163}],126:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -10530,7 +10542,7 @@ var MapSubscriber = (function (_super) {
     return MapSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36}],125:[function(require,module,exports){
+},{"../Subscriber":36}],127:[function(require,module,exports){
 "use strict";
 var Observable_1 = require('../Observable');
 var ArrayObservable_1 = require('../observable/ArrayObservable');
@@ -10676,7 +10688,7 @@ function mergeStatic() {
 }
 exports.mergeStatic = mergeStatic;
 
-},{"../Observable":29,"../observable/ArrayObservable":86,"../util/isScheduler":171,"./mergeAll":126}],126:[function(require,module,exports){
+},{"../Observable":29,"../observable/ArrayObservable":88,"../util/isScheduler":175,"./mergeAll":128}],128:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -10788,7 +10800,7 @@ var MergeAllSubscriber = (function (_super) {
 }(OuterSubscriber_1.OuterSubscriber));
 exports.MergeAllSubscriber = MergeAllSubscriber;
 
-},{"../OuterSubscriber":31,"../util/subscribeToResult":173}],127:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/subscribeToResult":177}],129:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -10960,7 +10972,7 @@ var MergeMapSubscriber = (function (_super) {
 }(OuterSubscriber_1.OuterSubscriber));
 exports.MergeMapSubscriber = MergeMapSubscriber;
 
-},{"../OuterSubscriber":31,"../util/subscribeToResult":173}],128:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/subscribeToResult":177}],130:[function(require,module,exports){
 "use strict";
 var ConnectableObservable_1 = require('../observable/ConnectableObservable');
 /* tslint:enable:max-line-length */
@@ -11018,7 +11030,7 @@ var MulticastOperator = (function () {
 }());
 exports.MulticastOperator = MulticastOperator;
 
-},{"../observable/ConnectableObservable":87}],129:[function(require,module,exports){
+},{"../observable/ConnectableObservable":89}],131:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -11132,7 +11144,7 @@ var ObserveOnMessage = (function () {
 }());
 exports.ObserveOnMessage = ObserveOnMessage;
 
-},{"../Notification":28,"../Subscriber":36}],130:[function(require,module,exports){
+},{"../Notification":28,"../Subscriber":36}],132:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -11210,7 +11222,7 @@ var PairwiseSubscriber = (function (_super) {
     return PairwiseSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36}],131:[function(require,module,exports){
+},{"../Subscriber":36}],133:[function(require,module,exports){
 "use strict";
 var map_1 = require('./map');
 /**
@@ -11268,7 +11280,7 @@ function plucker(props, length) {
     return mapper;
 }
 
-},{"./map":124}],132:[function(require,module,exports){
+},{"./map":126}],134:[function(require,module,exports){
 "use strict";
 var Subject_1 = require('../Subject');
 var multicast_1 = require('./multicast');
@@ -11292,7 +11304,7 @@ function publish(selector) {
 }
 exports.publish = publish;
 
-},{"../Subject":34,"./multicast":128}],133:[function(require,module,exports){
+},{"../Subject":34,"./multicast":130}],135:[function(require,module,exports){
 "use strict";
 var ReplaySubject_1 = require('../ReplaySubject');
 var multicast_1 = require('./multicast');
@@ -11311,7 +11323,96 @@ function publishReplay(bufferSize, windowTime, scheduler) {
 }
 exports.publishReplay = publishReplay;
 
-},{"../ReplaySubject":32,"./multicast":128}],134:[function(require,module,exports){
+},{"../ReplaySubject":32,"./multicast":130}],136:[function(require,module,exports){
+"use strict";
+var __extends = (this && this.__extends) || function (d, b) {
+    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
+    function __() { this.constructor = d; }
+    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+};
+var OuterSubscriber_1 = require('../OuterSubscriber');
+var subscribeToResult_1 = require('../util/subscribeToResult');
+/**
+ * Emits the most recently emitted value from the source Observable whenever
+ * another Observable, the `notifier`, emits.
+ *
+ * <span class="informal">It's like {@link sampleTime}, but samples whenever
+ * the `notifier` Observable emits something.</span>
+ *
+ * <img src="./img/sample.png" width="100%">
+ *
+ * Whenever the `notifier` Observable emits a value or completes, `sample`
+ * looks at the source Observable and emits whichever value it has most recently
+ * emitted since the previous sampling, unless the source has not emitted
+ * anything since the previous sampling. The `notifier` is subscribed to as soon
+ * as the output Observable is subscribed.
+ *
+ * @example <caption>On every click, sample the most recent "seconds" timer</caption>
+ * var seconds = Rx.Observable.interval(1000);
+ * var clicks = Rx.Observable.fromEvent(document, 'click');
+ * var result = seconds.sample(clicks);
+ * result.subscribe(x => console.log(x));
+ *
+ * @see {@link audit}
+ * @see {@link debounce}
+ * @see {@link sampleTime}
+ * @see {@link throttle}
+ *
+ * @param {Observable<any>} notifier The Observable to use for sampling the
+ * source Observable.
+ * @return {Observable<T>} An Observable that emits the results of sampling the
+ * values emitted by the source Observable whenever the notifier Observable
+ * emits value or completes.
+ * @method sample
+ * @owner Observable
+ */
+function sample(notifier) {
+    return this.lift(new SampleOperator(notifier));
+}
+exports.sample = sample;
+var SampleOperator = (function () {
+    function SampleOperator(notifier) {
+        this.notifier = notifier;
+    }
+    SampleOperator.prototype.call = function (subscriber, source) {
+        var sampleSubscriber = new SampleSubscriber(subscriber);
+        var subscription = source.subscribe(sampleSubscriber);
+        subscription.add(subscribeToResult_1.subscribeToResult(sampleSubscriber, this.notifier));
+        return subscription;
+    };
+    return SampleOperator;
+}());
+/**
+ * We need this JSDoc comment for affecting ESDoc.
+ * @ignore
+ * @extends {Ignored}
+ */
+var SampleSubscriber = (function (_super) {
+    __extends(SampleSubscriber, _super);
+    function SampleSubscriber() {
+        _super.apply(this, arguments);
+        this.hasValue = false;
+    }
+    SampleSubscriber.prototype._next = function (value) {
+        this.value = value;
+        this.hasValue = true;
+    };
+    SampleSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
+        this.emitValue();
+    };
+    SampleSubscriber.prototype.notifyComplete = function () {
+        this.emitValue();
+    };
+    SampleSubscriber.prototype.emitValue = function () {
+        if (this.hasValue) {
+            this.hasValue = false;
+            this.destination.next(this.value);
+        }
+    };
+    return SampleSubscriber;
+}(OuterSubscriber_1.OuterSubscriber));
+
+},{"../OuterSubscriber":31,"../util/subscribeToResult":177}],137:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -11431,7 +11532,7 @@ var ScanSubscriber = (function (_super) {
     return ScanSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36}],135:[function(require,module,exports){
+},{"../Subscriber":36}],138:[function(require,module,exports){
 "use strict";
 var multicast_1 = require('./multicast');
 var Subject_1 = require('../Subject');
@@ -11456,7 +11557,7 @@ function share() {
 exports.share = share;
 ;
 
-},{"../Subject":34,"./multicast":128}],136:[function(require,module,exports){
+},{"../Subject":34,"./multicast":130}],139:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -11508,7 +11609,7 @@ var SkipSubscriber = (function (_super) {
     return SkipSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36}],137:[function(require,module,exports){
+},{"../Subscriber":36}],140:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -11580,7 +11681,7 @@ var SkipUntilSubscriber = (function (_super) {
     return SkipUntilSubscriber;
 }(OuterSubscriber_1.OuterSubscriber));
 
-},{"../OuterSubscriber":31,"../util/subscribeToResult":173}],138:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/subscribeToResult":177}],141:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -11647,7 +11748,7 @@ var SkipWhileSubscriber = (function (_super) {
     return SkipWhileSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36}],139:[function(require,module,exports){
+},{"../Subscriber":36}],142:[function(require,module,exports){
 "use strict";
 var ArrayObservable_1 = require('../observable/ArrayObservable');
 var ScalarObservable_1 = require('../observable/ScalarObservable');
@@ -11694,7 +11795,7 @@ function startWith() {
 }
 exports.startWith = startWith;
 
-},{"../observable/ArrayObservable":86,"../observable/EmptyObservable":89,"../observable/ScalarObservable":95,"../util/isScheduler":171,"./concat":113}],140:[function(require,module,exports){
+},{"../observable/ArrayObservable":88,"../observable/EmptyObservable":91,"../observable/ScalarObservable":97,"../util/isScheduler":175,"./concat":115}],143:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -11835,7 +11936,7 @@ var SwitchMapSubscriber = (function (_super) {
     return SwitchMapSubscriber;
 }(OuterSubscriber_1.OuterSubscriber));
 
-},{"../OuterSubscriber":31,"../util/subscribeToResult":173}],141:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/subscribeToResult":177}],144:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -11925,7 +12026,7 @@ var TakeSubscriber = (function (_super) {
     return TakeSubscriber;
 }(Subscriber_1.Subscriber));
 
-},{"../Subscriber":36,"../observable/EmptyObservable":89,"../util/ArgumentOutOfRangeError":158}],142:[function(require,module,exports){
+},{"../Subscriber":36,"../observable/EmptyObservable":91,"../util/ArgumentOutOfRangeError":162}],145:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -12001,7 +12102,100 @@ var TakeUntilSubscriber = (function (_super) {
     return TakeUntilSubscriber;
 }(OuterSubscriber_1.OuterSubscriber));
 
-},{"../OuterSubscriber":31,"../util/subscribeToResult":173}],143:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/subscribeToResult":177}],146:[function(require,module,exports){
+"use strict";
+var __extends = (this && this.__extends) || function (d, b) {
+    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
+    function __() { this.constructor = d; }
+    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+};
+var Subscriber_1 = require('../Subscriber');
+/**
+ * Emits values emitted by the source Observable so long as each value satisfies
+ * the given `predicate`, and then completes as soon as this `predicate` is not
+ * satisfied.
+ *
+ * <span class="informal">Takes values from the source only while they pass the
+ * condition given. When the first value does not satisfy, it completes.</span>
+ *
+ * <img src="./img/takeWhile.png" width="100%">
+ *
+ * `takeWhile` subscribes and begins mirroring the source Observable. Each value
+ * emitted on the source is given to the `predicate` function which returns a
+ * boolean, representing a condition to be satisfied by the source values. The
+ * output Observable emits the source values until such time as the `predicate`
+ * returns false, at which point `takeWhile` stops mirroring the source
+ * Observable and completes the output Observable.
+ *
+ * @example <caption>Emit click events only while the clientX property is greater than 200</caption>
+ * var clicks = Rx.Observable.fromEvent(document, 'click');
+ * var result = clicks.takeWhile(ev => ev.clientX > 200);
+ * result.subscribe(x => console.log(x));
+ *
+ * @see {@link take}
+ * @see {@link takeLast}
+ * @see {@link takeUntil}
+ * @see {@link skip}
+ *
+ * @param {function(value: T, index: number): boolean} predicate A function that
+ * evaluates a value emitted by the source Observable and returns a boolean.
+ * Also takes the (zero-based) index as the second argument.
+ * @return {Observable<T>} An Observable that emits the values from the source
+ * Observable so long as each value satisfies the condition defined by the
+ * `predicate`, then completes.
+ * @method takeWhile
+ * @owner Observable
+ */
+function takeWhile(predicate) {
+    return this.lift(new TakeWhileOperator(predicate));
+}
+exports.takeWhile = takeWhile;
+var TakeWhileOperator = (function () {
+    function TakeWhileOperator(predicate) {
+        this.predicate = predicate;
+    }
+    TakeWhileOperator.prototype.call = function (subscriber, source) {
+        return source.subscribe(new TakeWhileSubscriber(subscriber, this.predicate));
+    };
+    return TakeWhileOperator;
+}());
+/**
+ * We need this JSDoc comment for affecting ESDoc.
+ * @ignore
+ * @extends {Ignored}
+ */
+var TakeWhileSubscriber = (function (_super) {
+    __extends(TakeWhileSubscriber, _super);
+    function TakeWhileSubscriber(destination, predicate) {
+        _super.call(this, destination);
+        this.predicate = predicate;
+        this.index = 0;
+    }
+    TakeWhileSubscriber.prototype._next = function (value) {
+        var destination = this.destination;
+        var result;
+        try {
+            result = this.predicate(value, this.index++);
+        }
+        catch (err) {
+            destination.error(err);
+            return;
+        }
+        this.nextOrComplete(value, result);
+    };
+    TakeWhileSubscriber.prototype.nextOrComplete = function (value, predicateResult) {
+        var destination = this.destination;
+        if (Boolean(predicateResult)) {
+            destination.next(value);
+        }
+        else {
+            destination.complete();
+        }
+    };
+    return TakeWhileSubscriber;
+}(Subscriber_1.Subscriber));
+
+},{"../Subscriber":36}],147:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -12144,7 +12338,7 @@ var ThrottleSubscriber = (function (_super) {
     return ThrottleSubscriber;
 }(OuterSubscriber_1.OuterSubscriber));
 
-},{"../OuterSubscriber":31,"../util/subscribeToResult":173}],144:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/subscribeToResult":177}],148:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -12261,7 +12455,7 @@ function dispatchNext(arg) {
     subscriber.clearThrottle();
 }
 
-},{"../Subscriber":36,"../scheduler/async":152,"./throttle":143}],145:[function(require,module,exports){
+},{"../Subscriber":36,"../scheduler/async":156,"./throttle":147}],149:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -12392,7 +12586,7 @@ var WithLatestFromSubscriber = (function (_super) {
     return WithLatestFromSubscriber;
 }(OuterSubscriber_1.OuterSubscriber));
 
-},{"../OuterSubscriber":31,"../util/subscribeToResult":173}],146:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../util/subscribeToResult":177}],150:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -12672,7 +12866,7 @@ var ZipBufferIterator = (function (_super) {
     return ZipBufferIterator;
 }(OuterSubscriber_1.OuterSubscriber));
 
-},{"../OuterSubscriber":31,"../Subscriber":36,"../observable/ArrayObservable":86,"../symbol/iterator":154,"../util/isArray":164,"../util/subscribeToResult":173}],147:[function(require,module,exports){
+},{"../OuterSubscriber":31,"../Subscriber":36,"../observable/ArrayObservable":88,"../symbol/iterator":158,"../util/isArray":168,"../util/subscribeToResult":177}],151:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -12717,7 +12911,7 @@ var Action = (function (_super) {
 }(Subscription_1.Subscription));
 exports.Action = Action;
 
-},{"../Subscription":37}],148:[function(require,module,exports){
+},{"../Subscription":37}],152:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -12860,7 +13054,7 @@ var AsyncAction = (function (_super) {
 }(Action_1.Action));
 exports.AsyncAction = AsyncAction;
 
-},{"../util/root":172,"./Action":147}],149:[function(require,module,exports){
+},{"../util/root":176,"./Action":151}],153:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -12912,7 +13106,7 @@ var AsyncScheduler = (function (_super) {
 }(Scheduler_1.Scheduler));
 exports.AsyncScheduler = AsyncScheduler;
 
-},{"../Scheduler":33}],150:[function(require,module,exports){
+},{"../Scheduler":33}],154:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -12962,7 +13156,7 @@ var QueueAction = (function (_super) {
 }(AsyncAction_1.AsyncAction));
 exports.QueueAction = QueueAction;
 
-},{"./AsyncAction":148}],151:[function(require,module,exports){
+},{"./AsyncAction":152}],155:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -12979,7 +13173,7 @@ var QueueScheduler = (function (_super) {
 }(AsyncScheduler_1.AsyncScheduler));
 exports.QueueScheduler = QueueScheduler;
 
-},{"./AsyncScheduler":149}],152:[function(require,module,exports){
+},{"./AsyncScheduler":153}],156:[function(require,module,exports){
 "use strict";
 var AsyncAction_1 = require('./AsyncAction');
 var AsyncScheduler_1 = require('./AsyncScheduler');
@@ -13027,7 +13221,7 @@ var AsyncScheduler_1 = require('./AsyncScheduler');
  */
 exports.async = new AsyncScheduler_1.AsyncScheduler(AsyncAction_1.AsyncAction);
 
-},{"./AsyncAction":148,"./AsyncScheduler":149}],153:[function(require,module,exports){
+},{"./AsyncAction":152,"./AsyncScheduler":153}],157:[function(require,module,exports){
 "use strict";
 var QueueAction_1 = require('./QueueAction');
 var QueueScheduler_1 = require('./QueueScheduler');
@@ -13094,7 +13288,7 @@ var QueueScheduler_1 = require('./QueueScheduler');
  */
 exports.queue = new QueueScheduler_1.QueueScheduler(QueueAction_1.QueueAction);
 
-},{"./QueueAction":150,"./QueueScheduler":151}],154:[function(require,module,exports){
+},{"./QueueAction":154,"./QueueScheduler":155}],158:[function(require,module,exports){
 "use strict";
 var root_1 = require('../util/root');
 function symbolIteratorPonyfill(root) {
@@ -13133,7 +13327,7 @@ exports.iterator = symbolIteratorPonyfill(root_1.root);
  */
 exports.$$iterator = exports.iterator;
 
-},{"../util/root":172}],155:[function(require,module,exports){
+},{"../util/root":176}],159:[function(require,module,exports){
 "use strict";
 var root_1 = require('../util/root');
 function getSymbolObservable(context) {
@@ -13160,7 +13354,7 @@ exports.observable = getSymbolObservable(root_1.root);
  */
 exports.$$observable = exports.observable;
 
-},{"../util/root":172}],156:[function(require,module,exports){
+},{"../util/root":176}],160:[function(require,module,exports){
 "use strict";
 var root_1 = require('../util/root');
 var Symbol = root_1.root.Symbol;
@@ -13171,7 +13365,7 @@ exports.rxSubscriber = (typeof Symbol === 'function' && typeof Symbol.for === 'f
  */
 exports.$$rxSubscriber = exports.rxSubscriber;
 
-},{"../util/root":172}],157:[function(require,module,exports){
+},{"../util/root":176}],161:[function(require,module,exports){
 "use strict";
 var root_1 = require('./root');
 var RequestAnimationFrameDefinition = (function () {
@@ -13206,7 +13400,7 @@ var RequestAnimationFrameDefinition = (function () {
 exports.RequestAnimationFrameDefinition = RequestAnimationFrameDefinition;
 exports.AnimationFrame = new RequestAnimationFrameDefinition(root_1.root);
 
-},{"./root":172}],158:[function(require,module,exports){
+},{"./root":176}],162:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -13235,7 +13429,7 @@ var ArgumentOutOfRangeError = (function (_super) {
 }(Error));
 exports.ArgumentOutOfRangeError = ArgumentOutOfRangeError;
 
-},{}],159:[function(require,module,exports){
+},{}],163:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -13264,7 +13458,7 @@ var EmptyError = (function (_super) {
 }(Error));
 exports.EmptyError = EmptyError;
 
-},{}],160:[function(require,module,exports){
+},{}],164:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -13292,7 +13486,7 @@ var ObjectUnsubscribedError = (function (_super) {
 }(Error));
 exports.ObjectUnsubscribedError = ObjectUnsubscribedError;
 
-},{}],161:[function(require,module,exports){
+},{}],165:[function(require,module,exports){
 "use strict";
 var root_1 = require('./root');
 function minimalSetImpl() {
@@ -13326,7 +13520,7 @@ function minimalSetImpl() {
 exports.minimalSetImpl = minimalSetImpl;
 exports.Set = root_1.root.Set || minimalSetImpl();
 
-},{"./root":172}],162:[function(require,module,exports){
+},{"./root":176}],166:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || function (d, b) {
     for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
@@ -13352,34 +13546,34 @@ var UnsubscriptionError = (function (_super) {
 }(Error));
 exports.UnsubscriptionError = UnsubscriptionError;
 
-},{}],163:[function(require,module,exports){
+},{}],167:[function(require,module,exports){
 "use strict";
 // typeof any so that it we don't have to cast when comparing a result to the error object
 exports.errorObject = { e: {} };
 
-},{}],164:[function(require,module,exports){
+},{}],168:[function(require,module,exports){
 "use strict";
 exports.isArray = Array.isArray || (function (x) { return x && typeof x.length === 'number'; });
 
-},{}],165:[function(require,module,exports){
+},{}],169:[function(require,module,exports){
 "use strict";
 exports.isArrayLike = (function (x) { return x && typeof x.length === 'number'; });
 
-},{}],166:[function(require,module,exports){
+},{}],170:[function(require,module,exports){
 "use strict";
 function isDate(value) {
     return value instanceof Date && !isNaN(+value);
 }
 exports.isDate = isDate;
 
-},{}],167:[function(require,module,exports){
+},{}],171:[function(require,module,exports){
 "use strict";
 function isFunction(x) {
     return typeof x === 'function';
 }
 exports.isFunction = isFunction;
 
-},{}],168:[function(require,module,exports){
+},{}],172:[function(require,module,exports){
 "use strict";
 var isArray_1 = require('../util/isArray');
 function isNumeric(val) {
@@ -13392,28 +13586,28 @@ function isNumeric(val) {
 exports.isNumeric = isNumeric;
 ;
 
-},{"../util/isArray":164}],169:[function(require,module,exports){
+},{"../util/isArray":168}],173:[function(require,module,exports){
 "use strict";
 function isObject(x) {
     return x != null && typeof x === 'object';
 }
 exports.isObject = isObject;
 
-},{}],170:[function(require,module,exports){
+},{}],174:[function(require,module,exports){
 "use strict";
 function isPromise(value) {
     return value && typeof value.subscribe !== 'function' && typeof value.then === 'function';
 }
 exports.isPromise = isPromise;
 
-},{}],171:[function(require,module,exports){
+},{}],175:[function(require,module,exports){
 "use strict";
 function isScheduler(value) {
     return value && typeof value.schedule === 'function';
 }
 exports.isScheduler = isScheduler;
 
-},{}],172:[function(require,module,exports){
+},{}],176:[function(require,module,exports){
 (function (global){
 "use strict";
 // CommonJS / Node have global context exposed as "global" variable.
@@ -13436,7 +13630,7 @@ exports.root = _root;
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
 
-},{}],173:[function(require,module,exports){
+},{}],177:[function(require,module,exports){
 "use strict";
 var root_1 = require('./root');
 var isArrayLike_1 = require('./isArrayLike');
@@ -13515,7 +13709,7 @@ function subscribeToResult(outerSubscriber, result, outerValue, outerIndex) {
 }
 exports.subscribeToResult = subscribeToResult;
 
-},{"../InnerSubscriber":27,"../Observable":29,"../symbol/iterator":154,"../symbol/observable":155,"./isArrayLike":165,"./isObject":169,"./isPromise":170,"./root":172}],174:[function(require,module,exports){
+},{"../InnerSubscriber":27,"../Observable":29,"../symbol/iterator":158,"../symbol/observable":159,"./isArrayLike":169,"./isObject":173,"./isPromise":174,"./root":176}],178:[function(require,module,exports){
 "use strict";
 var Subscriber_1 = require('../Subscriber');
 var rxSubscriber_1 = require('../symbol/rxSubscriber');
@@ -13536,7 +13730,7 @@ function toSubscriber(nextOrObserver, error, complete) {
 }
 exports.toSubscriber = toSubscriber;
 
-},{"../Observer":30,"../Subscriber":36,"../symbol/rxSubscriber":156}],175:[function(require,module,exports){
+},{"../Observer":30,"../Subscriber":36,"../symbol/rxSubscriber":160}],179:[function(require,module,exports){
 "use strict";
 var errorObject_1 = require('./errorObject');
 var tryCatchTarget;
@@ -13556,386 +13750,393 @@ function tryCatch(fn) {
 exports.tryCatch = tryCatch;
 ;
 
-},{"./errorObject":163}],176:[function(require,module,exports){
+},{"./errorObject":167}],180:[function(require,module,exports){
 // threejs.org/license
-(function(l,sa){"object"===typeof exports&&"undefined"!==typeof module?sa(exports):"function"===typeof define&&define.amd?define(["exports"],sa):sa(l.THREE=l.THREE||{})})(this,function(l){function sa(){}function D(a,b){this.x=a||0;this.y=b||0}function X(a,b,c,d,e,f,g,h,k,m){Object.defineProperty(this,"id",{value:jf++});this.uuid=Y.generateUUID();this.name="";this.image=void 0!==a?a:X.DEFAULT_IMAGE;this.mipmaps=[];this.mapping=void 0!==b?b:X.DEFAULT_MAPPING;this.wrapS=void 0!==c?c:1001;this.wrapT=
-void 0!==d?d:1001;this.magFilter=void 0!==e?e:1006;this.minFilter=void 0!==f?f:1008;this.anisotropy=void 0!==k?k:1;this.format=void 0!==g?g:1023;this.type=void 0!==h?h:1009;this.offset=new D(0,0);this.repeat=new D(1,1);this.generateMipmaps=!0;this.premultiplyAlpha=!1;this.flipY=!0;this.unpackAlignment=4;this.encoding=void 0!==m?m:3E3;this.version=0;this.onUpdate=null}function ga(a,b,c,d){this.x=a||0;this.y=b||0;this.z=c||0;this.w=void 0!==d?d:1}function Db(a,b,c){this.uuid=Y.generateUUID();this.width=
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-this.activeCubeFace=0}function qa(a,b,c,d){this._x=a||0;this._y=b||0;this._z=c||0;this._w=void 0!==d?d:1}function p(a,b,c){this.x=a||0;this.y=b||0;this.z=c||0}function J(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1];0<arguments.length&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}function eb(a,b,c,d,e,f,g,h,k,m,u,q){X.call(this,null,f,g,h,k,m,d,e,u,q);this.image={data:a,width:b,height:c};this.magFilter=void 0!==k?k:1003;this.minFilter=void 0!==
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+Eb(b,this.size,2))}function xf(a,b){a.uniform3fv(this.addr,Eb(b,this.size,3))}function yf(a,b){a.uniform4fv(this.addr,Eb(b,this.size,4))}function zf(a,b){a.uniformMatrix2fv(this.addr,!1,Eb(b,this.size,4))}function Af(a,b){a.uniformMatrix3fv(this.addr,!1,Eb(b,this.size,9))}function Bf(a,b){a.uniformMatrix4fv(this.addr,!1,Eb(b,this.size,16))}function Cf(a,b,c){var d=b.length,e=ye(c,d);a.uniform1iv(this.addr,e);for(a=0;a!==d;++a)c.setTexture2D(b[a]||Ce,e[a])}function Df(a,b,c){var d=b.length,e=ye(c,
+d);a.uniform1iv(this.addr,e);for(a=0;a!==d;++a)c.setTextureCube(b[a]||De,e[a])}function Ef(a){switch(a){case 5126:return uf;case 35664:return wf;case 35665:return xf;case 35666:return yf;case 35674:return zf;case 35675:return Af;case 35676:return Bf;case 35678:return Cf;case 35680:return Df;case 5124:case 35670:return vf;case 35667:case 35671:return Ee;case 35668:case 35672:return Fe;case 35669:case 35673:return Ge}}function Ff(a,b,c){this.id=a;this.addr=c;this.setValue=tf(b.type)}function Gf(a,b,
+c){this.id=a;this.addr=c;this.size=b.size;this.setValue=Ef(b.type)}function He(a){this.id=a;this.seq=[];this.map={}}function eb(a,b,c){this.seq=[];this.map={};this.renderer=c;c=a.getProgramParameter(b,a.ACTIVE_UNIFORMS);for(var d=0;d<c;++d){var e=a.getActiveUniform(b,d),f=a.getUniformLocation(b,e.name),g=this,h=e.name,k=h.length;for(Pd.lastIndex=0;;){var m=Pd.exec(h),q=Pd.lastIndex,v=m[1],p=m[3];"]"===m[2]&&(v|=0);if(void 0===p||"["===p&&q+2===k){h=g;e=void 0===p?new Ff(v,e,f):new Gf(v,e,f);h.seq.push(e);
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+p.texParameteri(p.TEXTURE_2D,p.TEXTURE_MAG_FILTER,p.NEAREST);p.texParameteri(p.TEXTURE_2D,p.TEXTURE_MIN_FILTER,p.NEAREST);var F=y={vertexShader:"uniform lowp int renderType;\nuniform vec3 screenPosition;\nuniform vec2 scale;\nuniform float rotation;\nuniform sampler2D occlusionMap;\nattribute vec2 position;\nattribute vec2 uv;\nvarying vec2 vUV;\nvarying float vVisibility;\nvoid main() {\nvUV = uv;\nvec2 pos = position;\nif ( renderType == 2 ) {\nvec4 visibility = texture2D( occlusionMap, vec2( 0.1, 0.1 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.5, 0.1 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.9, 0.1 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.9, 0.5 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.9, 0.9 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.5, 0.9 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.1, 0.9 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.1, 0.5 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.5, 0.5 ) );\nvVisibility =        visibility.r / 9.0;\nvVisibility *= 1.0 - visibility.g / 9.0;\nvVisibility *=       visibility.b / 9.0;\nvVisibility *= 1.0 - visibility.a / 9.0;\npos.x = cos( rotation ) * position.x - sin( rotation ) * position.y;\npos.y = sin( rotation ) * position.x + cos( rotation ) * position.y;\n}\ngl_Position = vec4( ( pos * scale + screenPosition.xy ).xy, screenPosition.z, 1.0 );\n}",
+fragmentShader:"uniform lowp int renderType;\nuniform sampler2D map;\nuniform float opacity;\nuniform vec3 color;\nvarying vec2 vUV;\nvarying float vVisibility;\nvoid main() {\nif ( renderType == 0 ) {\ngl_FragColor = vec4( 1.0, 0.0, 1.0, 0.0 );\n} else if ( renderType == 1 ) {\ngl_FragColor = texture2D( map, vUV );\n} else {\nvec4 texture = texture2D( map, vUV );\ntexture.a *= opacity * vVisibility;\ngl_FragColor = texture;\ngl_FragColor.rgb *= color;\n}\n}"},ka=p.createProgram(),P=p.createShader(p.FRAGMENT_SHADER),
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+r.disable(p.BLEND);r.enable(p.DEPTH_TEST);p.drawElements(p.TRIANGLES,6,p.UNSIGNED_SHORT,0);r.activeTexture(p.TEXTURE0);r.bindTexture(p.TEXTURE_2D,H);p.copyTexImage2D(p.TEXTURE_2D,0,p.RGBA,fb.x,fb.y,16,16,0);p.uniform1i(c,1);r.disable(p.DEPTH_TEST);r.activeTexture(p.TEXTURE1);r.bindTexture(p.TEXTURE_2D,u);p.drawElements(p.TRIANGLES,6,p.UNSIGNED_SHORT,0);M.positionScreen.copy(T);M.customUpdateCallback?M.customUpdateCallback(M):M.updateLensFlares();p.uniform1i(c,2);r.enable(p.BLEND);for(var V=0,pa=M.lensFlares.length;V<
+pa;V++){var S=M.lensFlares[V];.001<S.opacity&&.001<S.scale&&(T.x=S.x,T.y=S.y,T.z=S.z,F=S.size*S.scale/W.w,ja.x=F*D,ja.y=F,p.uniform3f(m,T.x,T.y,T.z),p.uniform2f(h,ja.x,ja.y),p.uniform1f(k,S.rotation),p.uniform1f(f,S.opacity),p.uniform3f(g,S.color.r,S.color.g,S.color.b),r.setBlending(S.blending,S.blendEquation,S.blendSrc,S.blendDst),a.setTexture2D(S.texture,1),p.drawElements(p.TRIANGLES,6,p.UNSIGNED_SHORT,0))}}r.enable(p.CULL_FACE);r.enable(p.DEPTH_TEST);r.buffers.depth.setMask(!0);a.resetGLState()}}}
+function If(a,b){var c,d,e,f,g,h,k,m,q,v,p,r,l,t,y,x,u;function H(a,b){return a.renderOrder!==b.renderOrder?a.renderOrder-b.renderOrder:a.z!==b.z?b.z-a.z:b.id-a.id}var w=a.context,I=a.state,W,D,O,aa,F=new n,ja=new oa,T=new n;this.render=function(n,Ya){if(0!==b.length){if(void 0===O){var ka=new Float32Array([-.5,-.5,0,0,.5,-.5,1,0,.5,.5,1,1,-.5,.5,0,1]),P=new Uint16Array([0,1,2,0,2,3]);W=w.createBuffer();D=w.createBuffer();w.bindBuffer(w.ARRAY_BUFFER,W);w.bufferData(w.ARRAY_BUFFER,ka,w.STATIC_DRAW);
+w.bindBuffer(w.ELEMENT_ARRAY_BUFFER,D);w.bufferData(w.ELEMENT_ARRAY_BUFFER,P,w.STATIC_DRAW);var ka=w.createProgram(),P=w.createShader(w.VERTEX_SHADER),M=w.createShader(w.FRAGMENT_SHADER);w.shaderSource(P,["precision "+a.getPrecision()+" float;","#define SHADER_NAME SpriteMaterial\nuniform mat4 modelViewMatrix;\nuniform mat4 projectionMatrix;\nuniform float rotation;\nuniform vec2 scale;\nuniform vec2 uvOffset;\nuniform vec2 uvScale;\nattribute vec2 position;\nattribute vec2 uv;\nvarying vec2 vUV;\nvoid main() {\nvUV = uvOffset + uv * uvScale;\nvec2 alignedPosition = position * scale;\nvec2 rotatedPosition;\nrotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\nrotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\nvec4 finalPosition;\nfinalPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\nfinalPosition.xy += rotatedPosition;\nfinalPosition = projectionMatrix * finalPosition;\ngl_Position = finalPosition;\n}"].join("\n"));
+w.shaderSource(M,["precision "+a.getPrecision()+" float;","#define SHADER_NAME SpriteMaterial\nuniform vec3 color;\nuniform sampler2D map;\nuniform float opacity;\nuniform int fogType;\nuniform vec3 fogColor;\nuniform float fogDensity;\nuniform float fogNear;\nuniform float fogFar;\nuniform float alphaTest;\nvarying vec2 vUV;\nvoid main() {\nvec4 texture = texture2D( map, vUV );\nif ( texture.a < alphaTest ) discard;\ngl_FragColor = vec4( color * texture.xyz, texture.a * opacity );\nif ( fogType > 0 ) {\nfloat depth = gl_FragCoord.z / gl_FragCoord.w;\nfloat fogFactor = 0.0;\nif ( fogType == 1 ) {\nfogFactor = smoothstep( fogNear, fogFar, depth );\n} else {\nconst float LOG2 = 1.442695;\nfogFactor = exp2( - fogDensity * fogDensity * depth * depth * LOG2 );\nfogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );\n}\ngl_FragColor = mix( gl_FragColor, vec4( fogColor, gl_FragColor.w ), fogFactor );\n}\n}"].join("\n"));
+w.compileShader(P);w.compileShader(M);w.attachShader(ka,P);w.attachShader(ka,M);w.linkProgram(ka);O=ka;x=w.getAttribLocation(O,"position");u=w.getAttribLocation(O,"uv");c=w.getUniformLocation(O,"uvOffset");d=w.getUniformLocation(O,"uvScale");e=w.getUniformLocation(O,"rotation");f=w.getUniformLocation(O,"scale");g=w.getUniformLocation(O,"color");h=w.getUniformLocation(O,"map");k=w.getUniformLocation(O,"opacity");m=w.getUniformLocation(O,"modelViewMatrix");q=w.getUniformLocation(O,"projectionMatrix");
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+ka=C);null!==N.map?(w.uniform2f(c,N.map.offset.x,N.map.offset.y),w.uniform2f(d,N.map.repeat.x,N.map.repeat.y)):(w.uniform2f(c,0,0),w.uniform2f(d,1,1));w.uniform1f(k,N.opacity);w.uniform3f(g,N.color.r,N.color.g,N.color.b);w.uniform1f(e,N.rotation);w.uniform2fv(f,S);I.setBlending(N.blending,N.blendEquation,N.blendSrc,N.blendDst,N.blendEquationAlpha,N.blendSrcAlpha,N.blendDstAlpha,N.premultipliedAlpha);I.buffers.depth.setTest(N.depthTest);I.buffers.depth.setMask(N.depthWrite);N.map?a.setTexture2D(N.map,
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+null;this.depthFunc=3;this.depthWrite=this.depthTest=!0;this.clippingPlanes=null;this.clipShadows=this.clipIntersection=!1;this.colorWrite=!0;this.precision=null;this.polygonOffset=!1;this.polygonOffsetUnits=this.polygonOffsetFactor=0;this.dithering=!1;this.alphaTest=0;this.premultipliedAlpha=!1;this.overdraw=0;this.needsUpdate=this.visible=!0}function ra(a){U.call(this);this.type="ShaderMaterial";this.defines={};this.uniforms={};this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}";
+this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}";this.linewidth=1;this.wireframe=!1;this.wireframeLinewidth=1;this.morphNormals=this.morphTargets=this.skinning=this.clipping=this.lights=this.fog=!1;this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1};this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]};this.index0AttributeName=void 0;void 0!==a&&(void 0!==a.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),
+this.setValues(a))}function Za(a){U.call(this);this.type="MeshDepthMaterial";this.depthPacking=3200;this.morphTargets=this.skinning=!1;this.displacementMap=this.alphaMap=this.map=null;this.displacementScale=1;this.displacementBias=0;this.wireframe=!1;this.wireframeLinewidth=1;this.lights=this.fog=!1;this.setValues(a)}function Ra(a,b){this.min=void 0!==a?a:new n(Infinity,Infinity,Infinity);this.max=void 0!==b?b:new n(-Infinity,-Infinity,-Infinity)}function Ea(a,b){this.center=void 0!==a?a:new n;this.radius=
+void 0!==b?b:0}function Ba(){this.elements=[1,0,0,0,1,0,0,0,1];0<arguments.length&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}function Aa(a,b){this.normal=void 0!==a?a:new n(1,0,0);this.constant=void 0!==b?b:0}function gd(a,b,c,d,e,f){this.planes=[void 0!==a?a:new Aa,void 0!==b?b:new Aa,void 0!==c?c:new Aa,void 0!==d?d:new Aa,void 0!==e?e:new Aa,void 0!==f?f:new Aa]}function Ie(a,b,c,d){function e(b,c,d,e){var f=b.geometry,g;g=t;var h=b.customDepthMaterial;
+d&&(g=y,h=b.customDistanceMaterial);h?g=h:(h=!1,c.morphTargets&&(f&&f.isBufferGeometry?h=f.morphAttributes&&f.morphAttributes.position&&0<f.morphAttributes.position.length:f&&f.isGeometry&&(h=f.morphTargets&&0<f.morphTargets.length)),b.isSkinnedMesh&&!1===c.skinning&&console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",b),b=b.isSkinnedMesh&&c.skinning,f=0,h&&(f|=1),b&&(f|=2),g=g[f]);a.localClippingEnabled&&!0===c.clipShadows&&0!==c.clippingPlanes.length&&(f=
+g.uuid,h=c.uuid,b=x[f],void 0===b&&(b={},x[f]=b),f=b[h],void 0===f&&(f=g.clone(),b[h]=f),g=f);g.visible=c.visible;g.wireframe=c.wireframe;h=c.side;F.renderSingleSided&&2==h&&(h=0);F.renderReverseSided&&(0===h?h=1:1===h&&(h=0));g.side=h;g.clipShadows=c.clipShadows;g.clippingPlanes=c.clippingPlanes;g.wireframeLinewidth=c.wireframeLinewidth;g.linewidth=c.linewidth;d&&void 0!==g.uniforms.lightPos&&g.uniforms.lightPos.value.copy(e);return g}function f(b,d,g,h){if(!1!==b.visible){if(b.layers.test(d.layers)&&
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-0);a.bindFramebuffer(a.FRAMEBUFFER,null)}function t(b,c){a.bindRenderbuffer(a.RENDERBUFFER,b);c.depthBuffer&&!c.stencilBuffer?(a.renderbufferStorage(a.RENDERBUFFER,a.DEPTH_COMPONENT16,c.width,c.height),a.framebufferRenderbuffer(a.FRAMEBUFFER,a.DEPTH_ATTACHMENT,a.RENDERBUFFER,b)):c.depthBuffer&&c.stencilBuffer?(a.renderbufferStorage(a.RENDERBUFFER,a.DEPTH_STENCIL,c.width,c.height),a.framebufferRenderbuffer(a.FRAMEBUFFER,a.DEPTH_STENCIL_ATTACHMENT,a.RENDERBUFFER,b)):a.renderbufferStorage(a.RENDERBUFFER,
-a.RGBA4,c.width,c.height);a.bindRenderbuffer(a.RENDERBUFFER,null)}var p="undefined"!==typeof WebGL2RenderingContext&&a instanceof WebGL2RenderingContext;this.setTexture2D=n;this.setTextureCube=function(b,m){var n=d.get(b);if(6===b.image.length)if(0<b.version&&n.__version!==b.version){n.__image__webglTextureCube||(b.addEventListener("dispose",u),n.__image__webglTextureCube=a.createTexture(),g.textures++);c.activeTexture(a.TEXTURE0+m);c.bindTexture(a.TEXTURE_CUBE_MAP,n.__image__webglTextureCube);a.pixelStorei(a.UNPACK_FLIP_Y_WEBGL,
-b.flipY);for(var q=b&&b.isCompressedTexture,l=b.image[0]&&b.image[0].isDataTexture,t=[],z=0;6>z;z++)t[z]=q||l?l?b.image[z].image:b.image[z]:h(b.image[z],e.maxCubemapSize);var p=k(t[0]),y=f(b.format),R=f(b.type);r(a.TEXTURE_CUBE_MAP,b,p);for(z=0;6>z;z++)if(q)for(var ca,la=t[z].mipmaps,D=0,B=la.length;D<B;D++)ca=la[D],1023!==b.format&&1022!==b.format?-1<c.getCompressedTextureFormats().indexOf(y)?c.compressedTexImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_X+z,D,y,ca.width,ca.height,0,ca.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):
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-e);c.bindTexture(a.TEXTURE_CUBE_MAP,d.get(b).__webglTexture)};this.setupRenderTarget=function(b){var e=d.get(b),f=d.get(b.texture);b.addEventListener("dispose",q);f.__webglTexture=a.createTexture();g.textures++;var h=!0===b.isWebGLRenderTargetCube,m=k(b);if(h){e.__webglFramebuffer=[];for(var u=0;6>u;u++)e.__webglFramebuffer[u]=a.createFramebuffer()}else e.__webglFramebuffer=a.createFramebuffer();if(h){c.bindTexture(a.TEXTURE_CUBE_MAP,f.__webglTexture);r(a.TEXTURE_CUBE_MAP,b.texture,m);for(u=0;6>u;u++)l(e.__webglFramebuffer[u],
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-n.displacementScale.value=c.displacementScale,n.displacementBias.value=c.displacementBias):c.isMeshNormalMaterial&&(c.bumpMap&&(n.bumpMap.value=c.bumpMap,n.bumpScale.value=c.bumpScale),c.normalMap&&(n.normalMap.value=c.normalMap,n.normalScale.value.copy(c.normalScale)),c.displacementMap&&(n.displacementMap.value=c.displacementMap,n.displacementScale.value=c.displacementScale,n.displacementBias.value=c.displacementBias));void 0!==n.ltcMat&&(n.ltcMat.value=V.LTC_MAT_TEXTURE);void 0!==n.ltcMag&&(n.ltcMag.value=
-V.LTC_MAG_TEXTURE);fb.upload(A,e.uniformsList,n,C)}m.setValue(A,"modelViewMatrix",d.modelViewMatrix);m.setValue(A,"normalMatrix",d.normalMatrix);m.setValue(A,"modelMatrix",d.matrixWorld);return k}function r(a,b){a.specular.value=b.specular;a.shininess.value=Math.max(b.shininess,1E-4);b.emissiveMap&&(a.emissiveMap.value=b.emissiveMap);b.bumpMap&&(a.bumpMap.value=b.bumpMap,a.bumpScale.value=b.bumpScale);b.normalMap&&(a.normalMap.value=b.normalMap,a.normalScale.value.copy(b.normalScale));b.displacementMap&&
-(a.displacementMap.value=b.displacementMap,a.displacementScale.value=b.displacementScale,a.displacementBias.value=b.displacementBias)}function l(a,b){a.roughness.value=b.roughness;a.metalness.value=b.metalness;b.roughnessMap&&(a.roughnessMap.value=b.roughnessMap);b.metalnessMap&&(a.metalnessMap.value=b.metalnessMap);b.emissiveMap&&(a.emissiveMap.value=b.emissiveMap);b.bumpMap&&(a.bumpMap.value=b.bumpMap,a.bumpScale.value=b.bumpScale);b.normalMap&&(a.normalMap.value=b.normalMap,a.normalScale.value.copy(b.normalScale));
-b.displacementMap&&(a.displacementMap.value=b.displacementMap,a.displacementScale.value=b.displacementScale,a.displacementBias.value=b.displacementBias);b.envMap&&(a.envMapIntensity.value=b.envMapIntensity)}function t(a,b){var c,d,e,f,g=0,h=0,k=0,m,n,u,q=b.matrixWorldInverse,l=0,r=0,t=0,z=0,p=0;c=0;for(d=a.length;c<d;c++)if(e=a[c],f=e.color,m=e.intensity,n=e.distance,u=e.shadow&&e.shadow.map?e.shadow.map.texture:null,e.isAmbientLight)g+=f.r*m,h+=f.g*m,k+=f.b*m;else if(e.isDirectionalLight){var v=
-Ba.get(e);v.color.copy(e.color).multiplyScalar(e.intensity);v.direction.setFromMatrixPosition(e.matrixWorld);Qa.setFromMatrixPosition(e.target.matrixWorld);v.direction.sub(Qa);v.direction.transformDirection(q);if(v.shadow=e.castShadow)f=e.shadow,v.shadowBias=f.bias,v.shadowRadius=f.radius,v.shadowMapSize=f.mapSize;ea.directionalShadowMap[l]=u;ea.directionalShadowMatrix[l]=e.shadow.matrix;ea.directional[l]=v;l++}else if(e.isSpotLight){v=Ba.get(e);v.position.setFromMatrixPosition(e.matrixWorld);v.position.applyMatrix4(q);
-v.color.copy(f).multiplyScalar(m);v.distance=n;v.direction.setFromMatrixPosition(e.matrixWorld);Qa.setFromMatrixPosition(e.target.matrixWorld);v.direction.sub(Qa);v.direction.transformDirection(q);v.coneCos=Math.cos(e.angle);v.penumbraCos=Math.cos(e.angle*(1-e.penumbra));v.decay=0===e.distance?0:e.decay;if(v.shadow=e.castShadow)f=e.shadow,v.shadowBias=f.bias,v.shadowRadius=f.radius,v.shadowMapSize=f.mapSize;ea.spotShadowMap[t]=u;ea.spotShadowMatrix[t]=e.shadow.matrix;ea.spot[t]=v;t++}else if(e.isRectAreaLight)v=
-Ba.get(e),v.color.copy(f).multiplyScalar(m/(e.width*e.height)),v.position.setFromMatrixPosition(e.matrixWorld),v.position.applyMatrix4(q),ra.identity(),qa.copy(e.matrixWorld),qa.premultiply(q),ra.extractRotation(qa),v.halfWidth.set(.5*e.width,0,0),v.halfHeight.set(0,.5*e.height,0),v.halfWidth.applyMatrix4(ra),v.halfHeight.applyMatrix4(ra),ea.rectArea[z]=v,z++;else if(e.isPointLight){v=Ba.get(e);v.position.setFromMatrixPosition(e.matrixWorld);v.position.applyMatrix4(q);v.color.copy(e.color).multiplyScalar(e.intensity);
-v.distance=e.distance;v.decay=0===e.distance?0:e.decay;if(v.shadow=e.castShadow)f=e.shadow,v.shadowBias=f.bias,v.shadowRadius=f.radius,v.shadowMapSize=f.mapSize;ea.pointShadowMap[r]=u;ea.pointShadowMatrix[r]=e.shadow.matrix;ea.point[r]=v;r++}else e.isHemisphereLight&&(v=Ba.get(e),v.direction.setFromMatrixPosition(e.matrixWorld),v.direction.transformDirection(q),v.direction.normalize(),v.skyColor.copy(e.color).multiplyScalar(m),v.groundColor.copy(e.groundColor).multiplyScalar(m),ea.hemi[p]=v,p++);
-ea.ambient[0]=g;ea.ambient[1]=h;ea.ambient[2]=k;ea.directional.length=l;ea.spot.length=t;ea.rectArea.length=z;ea.point.length=r;ea.hemi.length=p;ea.hash=l+","+r+","+t+","+z+","+p+","+ea.shadows.length}function y(a){var b;if(1E3===a)return A.REPEAT;if(1001===a)return A.CLAMP_TO_EDGE;if(1002===a)return A.MIRRORED_REPEAT;if(1003===a)return A.NEAREST;if(1004===a)return A.NEAREST_MIPMAP_NEAREST;if(1005===a)return A.NEAREST_MIPMAP_LINEAR;if(1006===a)return A.LINEAR;if(1007===a)return A.LINEAR_MIPMAP_NEAREST;
-if(1008===a)return A.LINEAR_MIPMAP_LINEAR;if(1009===a)return A.UNSIGNED_BYTE;if(1017===a)return A.UNSIGNED_SHORT_4_4_4_4;if(1018===a)return A.UNSIGNED_SHORT_5_5_5_1;if(1019===a)return A.UNSIGNED_SHORT_5_6_5;if(1010===a)return A.BYTE;if(1011===a)return A.SHORT;if(1012===a)return A.UNSIGNED_SHORT;if(1013===a)return A.INT;if(1014===a)return A.UNSIGNED_INT;if(1015===a)return A.FLOAT;if(1016===a&&(b=pa.get("OES_texture_half_float"),null!==b))return b.HALF_FLOAT_OES;if(1021===a)return A.ALPHA;if(1022===
-a)return A.RGB;if(1023===a)return A.RGBA;if(1024===a)return A.LUMINANCE;if(1025===a)return A.LUMINANCE_ALPHA;if(1026===a)return A.DEPTH_COMPONENT;if(1027===a)return A.DEPTH_STENCIL;if(100===a)return A.FUNC_ADD;if(101===a)return A.FUNC_SUBTRACT;if(102===a)return A.FUNC_REVERSE_SUBTRACT;if(200===a)return A.ZERO;if(201===a)return A.ONE;if(202===a)return A.SRC_COLOR;if(203===a)return A.ONE_MINUS_SRC_COLOR;if(204===a)return A.SRC_ALPHA;if(205===a)return A.ONE_MINUS_SRC_ALPHA;if(206===a)return A.DST_ALPHA;
-if(207===a)return A.ONE_MINUS_DST_ALPHA;if(208===a)return A.DST_COLOR;if(209===a)return A.ONE_MINUS_DST_COLOR;if(210===a)return A.SRC_ALPHA_SATURATE;if(2001===a||2002===a||2003===a||2004===a)if(b=pa.get("WEBGL_compressed_texture_s3tc"),null!==b){if(2001===a)return b.COMPRESSED_RGB_S3TC_DXT1_EXT;if(2002===a)return b.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(2003===a)return b.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(2004===a)return b.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(2100===a||2101===a||2102===a||2103===a)if(b=pa.get("WEBGL_compressed_texture_pvrtc"),
-null!==b){if(2100===a)return b.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(2101===a)return b.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(2102===a)return b.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(2103===a)return b.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(2151===a&&(b=pa.get("WEBGL_compressed_texture_etc1"),null!==b))return b.COMPRESSED_RGB_ETC1_WEBGL;if(103===a||104===a)if(b=pa.get("EXT_blend_minmax"),null!==b){if(103===a)return b.MIN_EXT;if(104===a)return b.MAX_EXT}return 1020===a&&(b=pa.get("WEBGL_depth_texture"),null!==b)?
-b.UNSIGNED_INT_24_8_WEBGL:0}console.log("THREE.WebGLRenderer","85");a=a||{};var x=void 0!==a.canvas?a.canvas:document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),v=void 0!==a.context?a.context:null,G=void 0!==a.alpha?a.alpha:!1,w=void 0!==a.depth?a.depth:!0,O=void 0!==a.stencil?a.stencil:!0,S=void 0!==a.antialias?a.antialias:!1,E=void 0!==a.premultipliedAlpha?a.premultipliedAlpha:!0,F=void 0!==a.preserveDrawingBuffer?a.preserveDrawingBuffer:!1,aa=[],R=null,ca=new Float32Array(8),D=[],
-B=[];this.domElement=x;this.context=null;this.sortObjects=this.autoClearStencil=this.autoClearDepth=this.autoClearColor=this.autoClear=!0;this.clippingPlanes=[];this.localClippingEnabled=!1;this.gammaFactor=2;this.physicallyCorrectLights=this.gammaOutput=this.gammaInput=!1;this.toneMappingWhitePoint=this.toneMappingExposure=this.toneMapping=1;this.maxMorphTargets=8;this.maxMorphNormals=4;var C=this,M=null,P=null,K=null,W=-1,ba="",T=null,Q=new ga,L=null,Z=new ga,U=0,Ia=new H(0),X=0,N=x.width,da=x.height,
-ka=1,ha=new ga(0,0,N,da),Pe=!1,zc=new ga(0,0,N,da),ma=new jd,Pa=new ig,kd=!1,Wd=!1,ld=new J,Qa=new p,qa=new J,ra=new J,ea={hash:"",ambient:[0,0,0],directional:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],shadows:[]},va={geometries:0,textures:0},oa={frame:0,calls:0,vertices:0,faces:0,points:0};this.info={render:oa,memory:va,programs:null};var A;try{G={alpha:G,depth:w,stencil:O,
-antialias:S,premultipliedAlpha:E,preserveDrawingBuffer:F};A=v||x.getContext("webgl",G)||x.getContext("experimental-webgl",G);if(null===A){if(null!==x.getContext("webgl"))throw"Error creating WebGL context with your selected attributes.";throw"Error creating WebGL context.";}void 0===A.getShaderPrecisionFormat&&(A.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}});x.addEventListener("webglcontextlost",d,!1)}catch(jg){console.error("THREE.WebGLRenderer: "+jg)}var pa=new hg(A);
-pa.get("WEBGL_depth_texture");pa.get("OES_texture_float");pa.get("OES_texture_float_linear");pa.get("OES_texture_half_float");pa.get("OES_texture_half_float_linear");pa.get("OES_standard_derivatives");pa.get("ANGLE_instanced_arrays");pa.get("OES_element_index_uint")&&(I.MaxIndex=4294967296);var na=new gg(A,pa,a),fa=new fg(A,pa,y),ia=new eg,sa=new dg(A,pa,fa,ia,na,y,va),Aa=new Mf(A),Da=new Tf(A,Aa,va),wa=new Vf(A,Da,oa),ya=new cg(this,na),Ba=new Uf,Ga=new Qf;this.info.programs=ya.programs;var Ka=new Sf(A,
-pa,oa),La=new Rf(A,pa,oa),Fa,za,ta,ua;b();this.context=A;this.capabilities=na;this.extensions=pa;this.properties=ia;this.state=fa;var Ja=new Je(this,ea,wa,na);this.shadowMap=Ja;var Ma=new Jf(this,D),Oa=new If(this,B);this.getContext=function(){return A};this.getContextAttributes=function(){return A.getContextAttributes()};this.forceContextLoss=function(){var a=pa.get("WEBGL_lose_context");a&&a.loseContext()};this.getMaxAnisotropy=function(){return na.getMaxAnisotropy()};this.getPrecision=function(){return na.precision};
-this.getPixelRatio=function(){return ka};this.setPixelRatio=function(a){void 0!==a&&(ka=a,this.setSize(zc.z,zc.w,!1))};this.getSize=function(){return{width:N,height:da}};this.setSize=function(a,b,c){N=a;da=b;x.width=a*ka;x.height=b*ka;!1!==c&&(x.style.width=a+"px",x.style.height=b+"px");this.setViewport(0,0,a,b)};this.setViewport=function(a,b,c,d){fa.viewport(zc.set(a,b,c,d))};this.setScissor=function(a,b,c,d){fa.scissor(ha.set(a,b,c,d))};this.setScissorTest=function(a){fa.setScissorTest(Pe=a)};this.getClearColor=
-function(){return Ia};this.setClearColor=function(a,b){Ia.set(a);X=void 0!==b?b:1;fa.buffers.color.setClear(Ia.r,Ia.g,Ia.b,X,E)};this.getClearAlpha=function(){return X};this.setClearAlpha=function(a){X=a;fa.buffers.color.setClear(Ia.r,Ia.g,Ia.b,X,E)};this.clear=function(a,b,c){var d=0;if(void 0===a||a)d|=A.COLOR_BUFFER_BIT;if(void 0===b||b)d|=A.DEPTH_BUFFER_BIT;if(void 0===c||c)d|=A.STENCIL_BUFFER_BIT;A.clear(d)};this.clearColor=function(){this.clear(!0,!1,!1)};this.clearDepth=function(){this.clear(!1,
-!0,!1)};this.clearStencil=function(){this.clear(!1,!1,!0)};this.clearTarget=function(a,b,c,d){this.setRenderTarget(a);this.clear(b,c,d)};this.resetGLState=c;this.dispose=function(){x.removeEventListener("webglcontextlost",d,!1);Ga.dispose()};this.renderBufferImmediate=function(a,b,c){fa.initAttributes();var d=ia.get(a);a.hasPositions&&!d.position&&(d.position=A.createBuffer());a.hasNormals&&!d.normal&&(d.normal=A.createBuffer());a.hasUvs&&!d.uv&&(d.uv=A.createBuffer());a.hasColors&&!d.color&&(d.color=
-A.createBuffer());b=b.getAttributes();a.hasPositions&&(A.bindBuffer(A.ARRAY_BUFFER,d.position),A.bufferData(A.ARRAY_BUFFER,a.positionArray,A.DYNAMIC_DRAW),fa.enableAttribute(b.position),A.vertexAttribPointer(b.position,3,A.FLOAT,!1,0,0));if(a.hasNormals){A.bindBuffer(A.ARRAY_BUFFER,d.normal);if(!c.isMeshPhongMaterial&&!c.isMeshStandardMaterial&&!c.isMeshNormalMaterial&&1===c.shading)for(var e=0,f=3*a.count;e<f;e+=9){var g=a.normalArray,h=(g[e+0]+g[e+3]+g[e+6])/3,k=(g[e+1]+g[e+4]+g[e+7])/3,m=(g[e+
-2]+g[e+5]+g[e+8])/3;g[e+0]=h;g[e+1]=k;g[e+2]=m;g[e+3]=h;g[e+4]=k;g[e+5]=m;g[e+6]=h;g[e+7]=k;g[e+8]=m}A.bufferData(A.ARRAY_BUFFER,a.normalArray,A.DYNAMIC_DRAW);fa.enableAttribute(b.normal);A.vertexAttribPointer(b.normal,3,A.FLOAT,!1,0,0)}a.hasUvs&&c.map&&(A.bindBuffer(A.ARRAY_BUFFER,d.uv),A.bufferData(A.ARRAY_BUFFER,a.uvArray,A.DYNAMIC_DRAW),fa.enableAttribute(b.uv),A.vertexAttribPointer(Aa.uv,2,A.FLOAT,!1,0,0));a.hasColors&&0!==c.vertexColors&&(A.bindBuffer(A.ARRAY_BUFFER,d.color),A.bufferData(A.ARRAY_BUFFER,
-a.colorArray,A.DYNAMIC_DRAW),fa.enableAttribute(b.color),A.vertexAttribPointer(b.color,3,A.FLOAT,!1,0,0));fa.disableUnusedAttributes();A.drawArrays(A.TRIANGLES,0,a.count);a.count=0};this.renderBufferDirect=function(a,b,c,d,e,f){fa.setMaterial(d);var g=n(a,b,d,e);a=c.id+"_"+g.id+"_"+(!0===d.wireframe);var k=!1;a!==ba&&(ba=a,k=!0);b=e.morphTargetInfluences;if(void 0!==b){var m=[];a=0;for(var u=b.length;a<u;a++)k=b[a],m.push([k,a]);m.sort(h);8<m.length&&(m.length=8);var q=c.morphAttributes;a=0;for(u=
-m.length;a<u;a++)k=m[a],ca[a]=k[0],0!==k[0]?(b=k[1],!0===d.morphTargets&&q.position&&c.addAttribute("morphTarget"+a,q.position[b]),!0===d.morphNormals&&q.normal&&c.addAttribute("morphNormal"+a,q.normal[b])):(!0===d.morphTargets&&c.removeAttribute("morphTarget"+a),!0===d.morphNormals&&c.removeAttribute("morphNormal"+a));a=m.length;for(b=ca.length;a<b;a++)ca[a]=0;g.getUniforms().setValue(A,"morphTargetInfluences",ca);k=!0}b=c.index;u=c.attributes.position;m=1;!0===d.wireframe&&(b=Da.getWireframeAttribute(c),
-m=2);a=Ka;null!==b&&(a=La,a.setIndex(b));if(k){k=void 0;if(c&&c.isInstancedBufferGeometry&&null===pa.get("ANGLE_instanced_arrays"))console.error("THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");else{void 0===k&&(k=0);fa.initAttributes();var q=c.attributes,g=g.getAttributes(),l=d.defaultAttributeValues,r;for(r in g){var t=g[r];if(0<=t){var v=q[r];if(void 0!==v){var z=v.normalized,p=v.itemSize,w=Aa.get(v),
-x=w.buffer,y=w.type,w=w.bytesPerElement;if(v.isInterleavedBufferAttribute){var G=v.data,O=G.stride,v=v.offset;G&&G.isInstancedInterleavedBuffer?(fa.enableAttributeAndDivisor(t,G.meshPerAttribute),void 0===c.maxInstancedCount&&(c.maxInstancedCount=G.meshPerAttribute*G.count)):fa.enableAttribute(t);A.bindBuffer(A.ARRAY_BUFFER,x);A.vertexAttribPointer(t,p,y,z,O*w,(k*O+v)*w)}else v.isInstancedBufferAttribute?(fa.enableAttributeAndDivisor(t,v.meshPerAttribute),void 0===c.maxInstancedCount&&(c.maxInstancedCount=
-v.meshPerAttribute*v.count)):fa.enableAttribute(t),A.bindBuffer(A.ARRAY_BUFFER,x),A.vertexAttribPointer(t,p,y,z,0,k*p*w)}else if(void 0!==l&&(z=l[r],void 0!==z))switch(z.length){case 2:A.vertexAttrib2fv(t,z);break;case 3:A.vertexAttrib3fv(t,z);break;case 4:A.vertexAttrib4fv(t,z);break;default:A.vertexAttrib1fv(t,z)}}}fa.disableUnusedAttributes()}null!==b&&A.bindBuffer(A.ELEMENT_ARRAY_BUFFER,Aa.get(b).buffer)}r=0;null!==b?r=b.count:void 0!==u&&(r=u.count);u=c.drawRange.start*m;k=null!==f?f.start*m:
-0;b=Math.max(u,k);f=Math.max(0,Math.min(r,u+c.drawRange.count*m,k+(null!==f?f.count*m:Infinity))-1-b+1);if(0!==f){if(e.isMesh)if(!0===d.wireframe)fa.setLineWidth(d.wireframeLinewidth*(null===P?ka:1)),a.setMode(A.LINES);else switch(e.drawMode){case 0:a.setMode(A.TRIANGLES);break;case 1:a.setMode(A.TRIANGLE_STRIP);break;case 2:a.setMode(A.TRIANGLE_FAN)}else e.isLine?(d=d.linewidth,void 0===d&&(d=1),fa.setLineWidth(d*(null===P?ka:1)),e.isLineSegments?a.setMode(A.LINES):e.isLineLoop?a.setMode(A.LINE_LOOP):
-a.setMode(A.LINE_STRIP)):e.isPoints&&a.setMode(A.POINTS);c&&c.isInstancedBufferGeometry?0<c.maxInstancedCount&&a.renderInstances(c,b,f):a.render(b,f)}};this.compile=function(a,b){aa=[];a.traverse(function(a){a.isLight&&aa.push(a)});t(aa,b);a.traverse(function(b){if(b.material)if(Array.isArray(b.material))for(var c=0;c<b.material.length;c++)q(b.material[c],a.fog,b);else q(b.material,a.fog,b)})};this.render=function(a,b,c,d){if(void 0!==b&&!0!==b.isCamera)console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");
-else{ba="";W=-1;T=null;!0===a.autoUpdate&&a.updateMatrixWorld();b.onBeforeRender(C);null===b.parent&&b.updateMatrixWorld();b.matrixWorldInverse.getInverse(b.matrixWorld);ld.multiplyMatrices(b.projectionMatrix,b.matrixWorldInverse);ma.setFromMatrix(ld);aa.length=0;D.length=0;B.length=0;Wd=this.localClippingEnabled;kd=Pa.init(this.clippingPlanes,Wd,b);R=Ga.get(a,b);R.init();k(a,b,C.sortObjects);R.finish();!0===C.sortObjects&&R.sort();kd&&Pa.beginShadows();for(var e=aa,f=0,g=0,h=e.length;g<h;g++){var n=
-e[g];n.castShadow&&(ea.shadows[f]=n,f++)}ea.shadows.length=f;Ja.render(a,b);t(aa,b);kd&&Pa.endShadows();oa.frame++;oa.calls=0;oa.vertices=0;oa.faces=0;oa.points=0;void 0===c&&(c=null);this.setRenderTarget(c);e=a.background;null===e?fa.buffers.color.setClear(Ia.r,Ia.g,Ia.b,X,E):e&&e.isColor&&(fa.buffers.color.setClear(e.r,e.g,e.b,1,E),d=!0);(this.autoClear||d)&&this.clear(this.autoClearColor,this.autoClearDepth,this.autoClearStencil);e&&e.isCubeTexture?(void 0===ta&&(ta=new xa,ua=new Ca(new kb(5,5,
-5),new Ea({uniforms:ab.cube.uniforms,vertexShader:ab.cube.vertexShader,fragmentShader:ab.cube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1}))),ta.projectionMatrix.copy(b.projectionMatrix),ta.matrixWorld.extractRotation(b.matrixWorld),ta.matrixWorldInverse.getInverse(ta.matrixWorld),ua.material.uniforms.tCube.value=e,ua.modelViewMatrix.multiplyMatrices(ta.matrixWorldInverse,ua.matrixWorld),wa.update(ua),C.renderBufferDirect(ta,null,ua.geometry,ua.material,ua,null)):e&&e.isTexture&&(void 0===
-Fa&&(Fa=new Jb(-1,1,1,-1,0,1),za=new Ca(new lb(2,2),new Na({depthTest:!1,depthWrite:!1,fog:!1}))),za.material.map=e,wa.update(za),C.renderBufferDirect(Fa,null,za.geometry,za.material,za,null));d=R.opaque;e=R.transparent;a.overrideMaterial?(f=a.overrideMaterial,d.length&&m(d,a,b,f),e.length&&m(e,a,b,f)):(d.length&&m(d,a,b),e.length&&m(e,a,b));Ma.render(a,b);Oa.render(a,b,Z);c&&sa.updateRenderTargetMipmap(c);fa.buffers.depth.setTest(!0);fa.buffers.depth.setMask(!0);fa.buffers.color.setMask(!0);b.isArrayCamera&&
-b.enabled&&C.setScissorTest(!1);b.onAfterRender(C)}};this.setFaceCulling=function(a,b){fa.setCullFace(a);fa.setFlipSided(0===b)};this.allocTextureUnit=function(){var a=U;a>=na.maxTextures&&console.warn("WebGLRenderer: trying to use "+a+" texture units while this GPU supports only "+na.maxTextures);U+=1;return a};this.setTexture2D=function(){var a=!1;return function(b,c){b&&b.isWebGLRenderTarget&&(a||(console.warn("THREE.WebGLRenderer.setTexture2D: don't use render targets as textures. Use their .texture property instead."),
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-180,RAD2DEG:180/Math.PI,generateUUID:function(){var a="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz".split(""),b=Array(36),c=0,d;return function(){for(var e=0;36>e;e++)8===e||13===e||18===e||23===e?b[e]="-":14===e?b[e]="4":(2>=c&&(c=33554432+16777216*Math.random()|0),d=c&15,c>>=4,b[e]=a[19===e?d&3|8:d]);return b.join("")}}(),clamp:function(a,b,c){return Math.max(b,Math.min(c,a))},euclideanModulo:function(a,b){return(a%b+b)%b},mapLinear:function(a,b,c,d,e){return d+(a-b)*(e-d)/(c-
-b)},lerp:function(a,b,c){return(1-c)*a+c*b},smoothstep:function(a,b,c){if(a<=b)return 0;if(a>=c)return 1;a=(a-b)/(c-b);return a*a*(3-2*a)},smootherstep:function(a,b,c){if(a<=b)return 0;if(a>=c)return 1;a=(a-b)/(c-b);return a*a*a*(a*(6*a-15)+10)},randInt:function(a,b){return a+Math.floor(Math.random()*(b-a+1))},randFloat:function(a,b){return a+Math.random()*(b-a)},randFloatSpread:function(a){return a*(.5-Math.random())},degToRad:function(a){return a*Y.DEG2RAD},radToDeg:function(a){return a*Y.RAD2DEG},
-isPowerOfTwo:function(a){return 0===(a&a-1)&&0!==a},nearestPowerOfTwo:function(a){return Math.pow(2,Math.round(Math.log(a)/Math.LN2))},nextPowerOfTwo:function(a){a--;a|=a>>1;a|=a>>2;a|=a>>4;a|=a>>8;a|=a>>16;a++;return a}};Object.defineProperties(D.prototype,{width:{get:function(){return this.x},set:function(a){this.x=a}},height:{get:function(){return this.y},set:function(a){this.y=a}}});Object.assign(D.prototype,{isVector2:!0,set:function(a,b){this.x=a;this.y=b;return this},setScalar:function(a){this.y=
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-(a.y-this.y)*b;return this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},equals:function(a){return a.x===this.x&&a.y===this.y},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;return a},fromBufferAttribute:function(a,b,c){void 0!==c&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute().");this.x=a.getX(b);this.y=a.getY(b);
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-type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],wrap:[this.wrapS,this.wrapT],minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY};if(void 0!==this.image){var c=this.image;void 0===c.uuid&&(c.uuid=Y.generateUUID());if(void 0===a.images[c.uuid]){var d=a.images,e=c.uuid,f=c.uuid,g;void 0!==c.toDataURL?g=c:(g=document.createElementNS("http://www.w3.org/1999/xhtml",
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+alphaTest:d.alphaTest,doubleSided:2===d.side,flipSided:1===d.side,depthPacking:void 0!==d.depthPacking?d.depthPacking:!1}};this.getProgramCode=function(b,c){var d=[];c.shaderID?d.push(c.shaderID):(d.push(b.fragmentShader),d.push(b.vertexShader));if(void 0!==b.defines)for(var e in b.defines)d.push(e),d.push(b.defines[e]);for(e=0;e<f.length;e++)d.push(c[f[e]]);d.push(b.onBeforeCompile.toString());d.push(a.gammaOutput);return d.join()};this.acquireProgram=function(b,c,e,f){for(var q,v=0,p=d.length;v<
+p;v++){var r=d[v];if(r.code===f){q=r;++q.usedTimes;break}}void 0===q&&(q=new ag(a,f,b,c,e),d.push(q));return q};this.releaseProgram=function(a){if(0===--a.usedTimes){var b=d.indexOf(a);d[b]=d[d.length-1];d.pop();a.destroy()}};this.programs=d}function dg(a,b,c,d,e,f,g){function h(a,b){if(a.width>b||a.height>b){var c=b/Math.max(a.width,a.height),d=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");d.width=Math.floor(a.width*c);d.height=Math.floor(a.height*c);d.getContext("2d").drawImage(a,
+0,0,a.width,a.height,0,0,d.width,d.height);console.warn("THREE.WebGLRenderer: image is too big ("+a.width+"x"+a.height+"). Resized to "+d.width+"x"+d.height,a);return d}return a}function k(a){return Y.isPowerOfTwo(a.width)&&Y.isPowerOfTwo(a.height)}function m(a,b){return a.generateMipmaps&&b&&1003!==a.minFilter&&1006!==a.minFilter}function q(b){return 1003===b||1004===b||1005===b?a.NEAREST:a.LINEAR}function v(b){b=b.target;b.removeEventListener("dispose",v);a:{var c=d.get(b);if(b.image&&c.__image__webglTextureCube)a.deleteTexture(c.__image__webglTextureCube);
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+c.__webglDepthbuffer&&a.deleteRenderbuffer(c.__webglDepthbuffer);d.remove(b.texture);d.remove(b)}g.textures--}function r(b,p){var q=d.get(b);if(0<b.version&&q.__version!==b.version){var r=b.image;if(void 0===r)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined",b);else if(!1===r.complete)console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete",b);else{void 0===q.__webglInit&&(q.__webglInit=!0,b.addEventListener("dispose",v),q.__webglTexture=
+a.createTexture(),g.textures++);c.activeTexture(a.TEXTURE0+p);c.bindTexture(a.TEXTURE_2D,q.__webglTexture);a.pixelStorei(a.UNPACK_FLIP_Y_WEBGL,b.flipY);a.pixelStorei(a.UNPACK_PREMULTIPLY_ALPHA_WEBGL,b.premultiplyAlpha);a.pixelStorei(a.UNPACK_ALIGNMENT,b.unpackAlignment);var t=h(b.image,e.maxTextureSize);if((1001!==b.wrapS||1001!==b.wrapT||1003!==b.minFilter&&1006!==b.minFilter)&&!1===k(t))if(r=t,r instanceof HTMLImageElement||r instanceof HTMLCanvasElement){var n=document.createElementNS("http://www.w3.org/1999/xhtml",
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+r){for(var F=0,ja=aa.length;F<ja;F++)t=aa[F],c.texImage2D(a.TEXTURE_2D,F,n,t.width,t.height,0,n,y,t.data);b.generateMipmaps=!1}else c.texImage2D(a.TEXTURE_2D,0,n,t.width,t.height,0,n,y,t.data);else if(b.isCompressedTexture)for(F=0,ja=aa.length;F<ja;F++)t=aa[F],1023!==b.format&&1022!==b.format?-1<c.getCompressedTextureFormats().indexOf(n)?c.compressedTexImage2D(a.TEXTURE_2D,F,n,t.width,t.height,0,t.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):
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+1003!==g.minFilter&&1006!==g.minFilter&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.",g));!(h=b.get("EXT_texture_filter_anisotropic"))||1015===g.type&&null===b.get("OES_texture_float_linear")||1016===g.type&&null===b.get("OES_texture_half_float_linear")||!(1<g.anisotropy||d.get(g).__currentAnisotropy)||(a.texParameterf(c,h.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(g.anisotropy,e.getMaxAnisotropy())),d.get(g).__currentAnisotropy=
+g.anisotropy)}function t(b,e,g,h){var k=f(e.texture.format),m=f(e.texture.type);c.texImage2D(h,0,k,e.width,e.height,0,k,m,null);a.bindFramebuffer(a.FRAMEBUFFER,b);a.framebufferTexture2D(a.FRAMEBUFFER,g,h,d.get(e.texture).__webglTexture,0);a.bindFramebuffer(a.FRAMEBUFFER,null)}function n(b,c){a.bindRenderbuffer(a.RENDERBUFFER,b);c.depthBuffer&&!c.stencilBuffer?(a.renderbufferStorage(a.RENDERBUFFER,a.DEPTH_COMPONENT16,c.width,c.height),a.framebufferRenderbuffer(a.FRAMEBUFFER,a.DEPTH_ATTACHMENT,a.RENDERBUFFER,
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+else if(a.isSprite)a.frustumCulled&&!Vd.intersectsSprite(a)||C.push(a);else if(a.isLensFlare)z.push(a);else if(a.isImmediateRenderObject)c&&Oa.setFromMatrixPosition(a.matrixWorld).applyMatrix4(jd),F.push(a,null,a.material,Oa.z,null);else if(a.isMesh||a.isLine||a.isPoints)if(a.isSkinnedMesh&&a.skeleton.update(),!a.frustumCulled||Vd.intersectsObject(a)){c&&Oa.setFromMatrixPosition(a.matrixWorld).applyMatrix4(jd);var d=xa.update(a),e=a.material;if(Array.isArray(e))for(var f=d.groups,g=0,h=f.length;g<
+h;g++){var m=f[g],q=e[m.materialIndex];q&&q.visible&&F.push(a,d,q,Oa.z,m)}else e.visible&&F.push(a,d,e,Oa.z,null)}a=a.children;g=0;for(h=a.length;g<h;g++)k(a[g],b,c)}}function m(a,b,c,d){for(var e=0,f=a.length;e<f;e++){var g=a[e],h=g.object,k=g.geometry,m=void 0===d?g.material:d,g=g.group;if(c.isArrayCamera){N=c;for(var p=c.cameras,v=0,r=p.length;v<r;v++){var l=p[v];if(h.layers.test(l.layers)){var t=l.bounds,n=t.x*ba,ca=t.y*L,u=t.z*ba,t=t.w*L;B.setViewport(n,ca,u,t);B.setScissor(n,ca,u,t);B.setScissorTest(!0);
+q(h,b,l,k,m,g)}}}else N=null,q(h,b,c,k,m,g)}}function q(a,b,c,d,e,f){a.modelViewMatrix.multiplyMatrices(c.matrixWorldInverse,a.matrixWorld);a.normalMatrix.getNormalMatrix(a.modelViewMatrix);a.onBeforeRender(B,b,c,d,e,f);if(a.isImmediateRenderObject){ga.setMaterial(e);var h=p(c,b.fog,e,a);pa="";g(a,h,e)}else B.renderBufferDirect(c,b.fog,d,e,a,f);a.onAfterRender(B,b,c,d,e,f)}function v(a,b,c){var d=ha.get(a);c=va.getParameters(a,da,b,Ha.numPlanes,Ha.numIntersection,c);var g=va.getProgramCode(a,c),h=
+d.program,k=!0;if(void 0===h)a.addEventListener("dispose",e);else if(h.code!==g)f(a);else{if(void 0!==c.shaderID)return;k=!1}k&&(c.shaderID?(h=$a[c.shaderID],d.shader={name:a.type,uniforms:Ca.clone(h.uniforms),vertexShader:h.vertexShader,fragmentShader:h.fragmentShader}):d.shader={name:a.type,uniforms:a.uniforms,vertexShader:a.vertexShader,fragmentShader:a.fragmentShader},a.onBeforeCompile(d.shader),h=va.acquireProgram(a,d.shader,c,g),d.program=h,a.program=h);c=h.getAttributes();if(a.morphTargets)for(g=
+a.numSupportedMorphTargets=0;g<B.maxMorphTargets;g++)0<=c["morphTarget"+g]&&a.numSupportedMorphTargets++;if(a.morphNormals)for(g=a.numSupportedMorphNormals=0;g<B.maxMorphNormals;g++)0<=c["morphNormal"+g]&&a.numSupportedMorphNormals++;c=d.shader.uniforms;if(!a.isShaderMaterial&&!a.isRawShaderMaterial||!0===a.clipping)d.numClippingPlanes=Ha.numPlanes,d.numIntersection=Ha.numIntersection,c.clippingPlanes=Ha.uniform;d.fog=b;d.lightsHash=da.hash;a.lights&&(c.ambientLightColor.value=da.ambient,c.directionalLights.value=
+da.directional,c.spotLights.value=da.spot,c.rectAreaLights.value=da.rectArea,c.pointLights.value=da.point,c.hemisphereLights.value=da.hemi,c.directionalShadowMap.value=da.directionalShadowMap,c.directionalShadowMatrix.value=da.directionalShadowMatrix,c.spotShadowMap.value=da.spotShadowMap,c.spotShadowMatrix.value=da.spotShadowMatrix,c.pointShadowMap.value=da.pointShadowMap,c.pointShadowMatrix.value=da.pointShadowMatrix);a=d.program.getUniforms();a=eb.seqWithValue(a.seq,c);d.uniformsList=a}function p(a,
+b,c,d){X=0;var e=ha.get(c);id&&(Wd||a!==S)&&Ha.setState(c.clippingPlanes,c.clipIntersection,c.clipShadows,a,e,a===S&&c.id===V);!1===c.needsUpdate&&(void 0===e.program?c.needsUpdate=!0:c.fog&&e.fog!==b?c.needsUpdate=!0:c.lights&&e.lightsHash!==da.hash?c.needsUpdate=!0:void 0===e.numClippingPlanes||e.numClippingPlanes===Ha.numPlanes&&e.numIntersection===Ha.numIntersection||(c.needsUpdate=!0));c.needsUpdate&&(v(c,b,d),c.needsUpdate=!1);var f=!1,g=!1,h=!1,k=e.program,m=k.getUniforms(),q=e.shader.uniforms;
+k.id!==G&&(A.useProgram(k.program),G=k.id,h=g=f=!0);c.id!==V&&(V=c.id,g=!0);if(f||a!==S){m.setValue(A,"projectionMatrix",a.projectionMatrix);ia.logarithmicDepthBuffer&&m.setValue(A,"logDepthBufFC",2/(Math.log(a.far+1)/Math.LN2));S!==(N||a)&&(S=N||a,h=g=!0);if(c.isShaderMaterial||c.isMeshPhongMaterial||c.isMeshStandardMaterial||c.envMap)f=m.map.cameraPosition,void 0!==f&&f.setValue(A,Oa.setFromMatrixPosition(a.matrixWorld));(c.isMeshPhongMaterial||c.isMeshLambertMaterial||c.isMeshBasicMaterial||c.isMeshStandardMaterial||
+c.isShaderMaterial||c.skinning)&&m.setValue(A,"viewMatrix",a.matrixWorldInverse)}if(c.skinning&&(m.setOptional(A,d,"bindMatrix"),m.setOptional(A,d,"bindMatrixInverse"),a=d.skeleton))if(f=a.bones,ia.floatVertexTextures){if(void 0===a.boneTexture){var f=Math.sqrt(4*f.length),f=Y.nextPowerOfTwo(Math.ceil(f)),f=Math.max(f,4),p=new Float32Array(f*f*4);p.set(a.boneMatrices);var t=new db(p,f,f,1023,1015);a.boneMatrices=p;a.boneTexture=t;a.boneTextureSize=f}m.setValue(A,"boneTexture",a.boneTexture);m.setValue(A,
+"boneTextureSize",a.boneTextureSize)}else m.setOptional(A,a,"boneMatrices");if(g){m.setValue(A,"toneMappingExposure",B.toneMappingExposure);m.setValue(A,"toneMappingWhitePoint",B.toneMappingWhitePoint);c.lights&&(g=h,q.ambientLightColor.needsUpdate=g,q.directionalLights.needsUpdate=g,q.pointLights.needsUpdate=g,q.spotLights.needsUpdate=g,q.rectAreaLights.needsUpdate=g,q.hemisphereLights.needsUpdate=g);b&&c.fog&&(q.fogColor.value=b.color,b.isFog?(q.fogNear.value=b.near,q.fogFar.value=b.far):b.isFogExp2&&
+(q.fogDensity.value=b.density));if(c.isMeshBasicMaterial||c.isMeshLambertMaterial||c.isMeshPhongMaterial||c.isMeshStandardMaterial||c.isMeshNormalMaterial||c.isMeshDepthMaterial){q.opacity.value=c.opacity;q.diffuse.value=c.color;c.emissive&&q.emissive.value.copy(c.emissive).multiplyScalar(c.emissiveIntensity);q.map.value=c.map;q.specularMap.value=c.specularMap;q.alphaMap.value=c.alphaMap;c.lightMap&&(q.lightMap.value=c.lightMap,q.lightMapIntensity.value=c.lightMapIntensity);c.aoMap&&(q.aoMap.value=
+c.aoMap,q.aoMapIntensity.value=c.aoMapIntensity);var n;c.map?n=c.map:c.specularMap?n=c.specularMap:c.displacementMap?n=c.displacementMap:c.normalMap?n=c.normalMap:c.bumpMap?n=c.bumpMap:c.roughnessMap?n=c.roughnessMap:c.metalnessMap?n=c.metalnessMap:c.alphaMap?n=c.alphaMap:c.emissiveMap&&(n=c.emissiveMap);void 0!==n&&(n.isWebGLRenderTarget&&(n=n.texture),b=n.offset,n=n.repeat,q.offsetRepeat.value.set(b.x,b.y,n.x,n.y));q.envMap.value=c.envMap;q.flipEnvMap.value=c.envMap&&c.envMap.isCubeTexture?-1:1;
+q.reflectivity.value=c.reflectivity;q.refractionRatio.value=c.refractionRatio}c.isLineBasicMaterial?(q.diffuse.value=c.color,q.opacity.value=c.opacity):c.isLineDashedMaterial?(q.diffuse.value=c.color,q.opacity.value=c.opacity,q.dashSize.value=c.dashSize,q.totalSize.value=c.dashSize+c.gapSize,q.scale.value=c.scale):c.isPointsMaterial?(q.diffuse.value=c.color,q.opacity.value=c.opacity,q.size.value=c.size*Q,q.scale.value=.5*L,q.map.value=c.map,null!==c.map&&(n=c.map.offset,c=c.map.repeat,q.offsetRepeat.value.set(n.x,
+n.y,c.x,c.y))):c.isMeshLambertMaterial?c.emissiveMap&&(q.emissiveMap.value=c.emissiveMap):c.isMeshToonMaterial?(r(q,c),c.gradientMap&&(q.gradientMap.value=c.gradientMap)):c.isMeshPhongMaterial?r(q,c):c.isMeshPhysicalMaterial?(q.clearCoat.value=c.clearCoat,q.clearCoatRoughness.value=c.clearCoatRoughness,l(q,c)):c.isMeshStandardMaterial?l(q,c):c.isMeshDepthMaterial?c.displacementMap&&(q.displacementMap.value=c.displacementMap,q.displacementScale.value=c.displacementScale,q.displacementBias.value=c.displacementBias):
+c.isMeshNormalMaterial&&(c.bumpMap&&(q.bumpMap.value=c.bumpMap,q.bumpScale.value=c.bumpScale),c.normalMap&&(q.normalMap.value=c.normalMap,q.normalScale.value.copy(c.normalScale)),c.displacementMap&&(q.displacementMap.value=c.displacementMap,q.displacementScale.value=c.displacementScale,q.displacementBias.value=c.displacementBias));void 0!==q.ltcMat&&(q.ltcMat.value=R.LTC_MAT_TEXTURE);void 0!==q.ltcMag&&(q.ltcMag.value=R.LTC_MAG_TEXTURE);eb.upload(A,e.uniformsList,q,B)}m.setValue(A,"modelViewMatrix",
+d.modelViewMatrix);m.setValue(A,"normalMatrix",d.normalMatrix);m.setValue(A,"modelMatrix",d.matrixWorld);return k}function r(a,b){a.specular.value=b.specular;a.shininess.value=Math.max(b.shininess,1E-4);b.emissiveMap&&(a.emissiveMap.value=b.emissiveMap);b.bumpMap&&(a.bumpMap.value=b.bumpMap,a.bumpScale.value=b.bumpScale);b.normalMap&&(a.normalMap.value=b.normalMap,a.normalScale.value.copy(b.normalScale));b.displacementMap&&(a.displacementMap.value=b.displacementMap,a.displacementScale.value=b.displacementScale,
+a.displacementBias.value=b.displacementBias)}function l(a,b){a.roughness.value=b.roughness;a.metalness.value=b.metalness;b.roughnessMap&&(a.roughnessMap.value=b.roughnessMap);b.metalnessMap&&(a.metalnessMap.value=b.metalnessMap);b.emissiveMap&&(a.emissiveMap.value=b.emissiveMap);b.bumpMap&&(a.bumpMap.value=b.bumpMap,a.bumpScale.value=b.bumpScale);b.normalMap&&(a.normalMap.value=b.normalMap,a.normalScale.value.copy(b.normalScale));b.displacementMap&&(a.displacementMap.value=b.displacementMap,a.displacementScale.value=
+b.displacementScale,a.displacementBias.value=b.displacementBias);b.envMap&&(a.envMapIntensity.value=b.envMapIntensity)}function t(a,b){var c,d,e,f,g=0,h=0,k=0,m,q,p,v=b.matrixWorldInverse,r=0,l=0,n=0,t=0,ca=0;c=0;for(d=a.length;c<d;c++)if(e=a[c],f=e.color,m=e.intensity,q=e.distance,p=e.shadow&&e.shadow.map?e.shadow.map.texture:null,e.isAmbientLight)g+=f.r*m,h+=f.g*m,k+=f.b*m;else if(e.isDirectionalLight){var u=wa.get(e);u.color.copy(e.color).multiplyScalar(e.intensity);u.direction.setFromMatrixPosition(e.matrixWorld);
+Oa.setFromMatrixPosition(e.target.matrixWorld);u.direction.sub(Oa);u.direction.transformDirection(v);if(u.shadow=e.castShadow)f=e.shadow,u.shadowBias=f.bias,u.shadowRadius=f.radius,u.shadowMapSize=f.mapSize;da.directionalShadowMap[r]=p;da.directionalShadowMatrix[r]=e.shadow.matrix;da.directional[r]=u;r++}else if(e.isSpotLight){u=wa.get(e);u.position.setFromMatrixPosition(e.matrixWorld);u.position.applyMatrix4(v);u.color.copy(f).multiplyScalar(m);u.distance=q;u.direction.setFromMatrixPosition(e.matrixWorld);
+Oa.setFromMatrixPosition(e.target.matrixWorld);u.direction.sub(Oa);u.direction.transformDirection(v);u.coneCos=Math.cos(e.angle);u.penumbraCos=Math.cos(e.angle*(1-e.penumbra));u.decay=0===e.distance?0:e.decay;if(u.shadow=e.castShadow)f=e.shadow,u.shadowBias=f.bias,u.shadowRadius=f.radius,u.shadowMapSize=f.mapSize;da.spotShadowMap[n]=p;da.spotShadowMatrix[n]=e.shadow.matrix;da.spot[n]=u;n++}else if(e.isRectAreaLight)u=wa.get(e),u.color.copy(f).multiplyScalar(m/(e.width*e.height)),u.position.setFromMatrixPosition(e.matrixWorld),
+u.position.applyMatrix4(v),oa.identity(),qa.copy(e.matrixWorld),qa.premultiply(v),oa.extractRotation(qa),u.halfWidth.set(.5*e.width,0,0),u.halfHeight.set(0,.5*e.height,0),u.halfWidth.applyMatrix4(oa),u.halfHeight.applyMatrix4(oa),da.rectArea[t]=u,t++;else if(e.isPointLight){u=wa.get(e);u.position.setFromMatrixPosition(e.matrixWorld);u.position.applyMatrix4(v);u.color.copy(e.color).multiplyScalar(e.intensity);u.distance=e.distance;u.decay=0===e.distance?0:e.decay;if(u.shadow=e.castShadow)f=e.shadow,
+u.shadowBias=f.bias,u.shadowRadius=f.radius,u.shadowMapSize=f.mapSize;da.pointShadowMap[l]=p;da.pointShadowMatrix[l]=e.shadow.matrix;da.point[l]=u;l++}else e.isHemisphereLight&&(u=wa.get(e),u.direction.setFromMatrixPosition(e.matrixWorld),u.direction.transformDirection(v),u.direction.normalize(),u.skyColor.copy(e.color).multiplyScalar(m),u.groundColor.copy(e.groundColor).multiplyScalar(m),da.hemi[ca]=u,ca++);da.ambient[0]=g;da.ambient[1]=h;da.ambient[2]=k;da.directional.length=r;da.spot.length=n;
+da.rectArea.length=t;da.point.length=l;da.hemi.length=ca;da.hash=r+","+l+","+n+","+t+","+ca+","+da.shadows.length}function y(a){var b;if(1E3===a)return A.REPEAT;if(1001===a)return A.CLAMP_TO_EDGE;if(1002===a)return A.MIRRORED_REPEAT;if(1003===a)return A.NEAREST;if(1004===a)return A.NEAREST_MIPMAP_NEAREST;if(1005===a)return A.NEAREST_MIPMAP_LINEAR;if(1006===a)return A.LINEAR;if(1007===a)return A.LINEAR_MIPMAP_NEAREST;if(1008===a)return A.LINEAR_MIPMAP_LINEAR;if(1009===a)return A.UNSIGNED_BYTE;if(1017===
+a)return A.UNSIGNED_SHORT_4_4_4_4;if(1018===a)return A.UNSIGNED_SHORT_5_5_5_1;if(1019===a)return A.UNSIGNED_SHORT_5_6_5;if(1010===a)return A.BYTE;if(1011===a)return A.SHORT;if(1012===a)return A.UNSIGNED_SHORT;if(1013===a)return A.INT;if(1014===a)return A.UNSIGNED_INT;if(1015===a)return A.FLOAT;if(1016===a&&(b=ma.get("OES_texture_half_float"),null!==b))return b.HALF_FLOAT_OES;if(1021===a)return A.ALPHA;if(1022===a)return A.RGB;if(1023===a)return A.RGBA;if(1024===a)return A.LUMINANCE;if(1025===a)return A.LUMINANCE_ALPHA;
+if(1026===a)return A.DEPTH_COMPONENT;if(1027===a)return A.DEPTH_STENCIL;if(100===a)return A.FUNC_ADD;if(101===a)return A.FUNC_SUBTRACT;if(102===a)return A.FUNC_REVERSE_SUBTRACT;if(200===a)return A.ZERO;if(201===a)return A.ONE;if(202===a)return A.SRC_COLOR;if(203===a)return A.ONE_MINUS_SRC_COLOR;if(204===a)return A.SRC_ALPHA;if(205===a)return A.ONE_MINUS_SRC_ALPHA;if(206===a)return A.DST_ALPHA;if(207===a)return A.ONE_MINUS_DST_ALPHA;if(208===a)return A.DST_COLOR;if(209===a)return A.ONE_MINUS_DST_COLOR;
+if(210===a)return A.SRC_ALPHA_SATURATE;if(2001===a||2002===a||2003===a||2004===a)if(b=ma.get("WEBGL_compressed_texture_s3tc"),null!==b){if(2001===a)return b.COMPRESSED_RGB_S3TC_DXT1_EXT;if(2002===a)return b.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(2003===a)return b.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(2004===a)return b.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(2100===a||2101===a||2102===a||2103===a)if(b=ma.get("WEBGL_compressed_texture_pvrtc"),null!==b){if(2100===a)return b.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(2101===a)return b.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;
+if(2102===a)return b.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(2103===a)return b.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(2151===a&&(b=ma.get("WEBGL_compressed_texture_etc1"),null!==b))return b.COMPRESSED_RGB_ETC1_WEBGL;if(103===a||104===a)if(b=ma.get("EXT_blend_minmax"),null!==b){if(103===a)return b.MIN_EXT;if(104===a)return b.MAX_EXT}return 1020===a&&(b=ma.get("WEBGL_depth_texture"),null!==b)?b.UNSIGNED_INT_24_8_WEBGL:0}console.log("THREE.WebGLRenderer","86");a=a||{};var x=void 0!==a.canvas?a.canvas:document.createElementNS("http://www.w3.org/1999/xhtml",
+"canvas"),u=void 0!==a.context?a.context:null,H=void 0!==a.alpha?a.alpha:!1,w=void 0!==a.depth?a.depth:!0,I=void 0!==a.stencil?a.stencil:!0,W=void 0!==a.antialias?a.antialias:!1,D=void 0!==a.premultipliedAlpha?a.premultipliedAlpha:!0,O=void 0!==a.preserveDrawingBuffer?a.preserveDrawingBuffer:!1,aa=[],F=null,ja=new Float32Array(8),C=[],z=[];this.domElement=x;this.context=null;this.sortObjects=this.autoClearStencil=this.autoClearDepth=this.autoClearColor=this.autoClear=!0;this.clippingPlanes=[];this.localClippingEnabled=
+!1;this.gammaFactor=2;this.physicallyCorrectLights=this.gammaOutput=this.gammaInput=!1;this.toneMappingWhitePoint=this.toneMappingExposure=this.toneMapping=1;this.maxMorphTargets=8;this.maxMorphNormals=4;var B=this,G=null,P=null,M=null,V=-1,pa="",S=null,N=null,J=new fa,Z=null,U=new fa,X=0,ba=x.width,L=x.height,Q=1,ea=new fa(0,0,ba,L),na=!1,hd=new fa(0,0,ba,L),Vd=new gd,Ha=new jg,id=!1,Wd=!1,jd=new K,Oa=new n,qa=new K,oa=new K,da={hash:"",ambient:[0,0,0],directional:[],directionalShadowMap:[],directionalShadowMatrix:[],
+spot:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],shadows:[]},ta={geometries:0,textures:0},la={frame:0,calls:0,vertices:0,faces:0,points:0};this.info={render:la,memory:ta,programs:null};var A;try{H={alpha:H,depth:w,stencil:I,antialias:W,premultipliedAlpha:D,preserveDrawingBuffer:O};A=u||x.getContext("webgl",H)||x.getContext("experimental-webgl",H);if(null===A){if(null!==x.getContext("webgl"))throw"Error creating WebGL context with your selected attributes.";
+throw"Error creating WebGL context.";}void 0===A.getShaderPrecisionFormat&&(A.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}});x.addEventListener("webglcontextlost",d,!1)}catch(kg){console.error("THREE.WebGLRenderer: "+kg)}var ma=new ig(A);ma.get("WEBGL_depth_texture");ma.get("OES_texture_float");ma.get("OES_texture_float_linear");ma.get("OES_texture_half_float");ma.get("OES_texture_half_float_linear");ma.get("OES_standard_derivatives");ma.get("ANGLE_instanced_arrays");
+ma.get("OES_element_index_uint")&&(E.MaxIndex=4294967296);var ia=new gg(A,ma,a),ga=new fg(A,ma,y),ha=new eg,ra=new dg(A,ma,ga,ha,ia,y,ta),ua=new Kf(A),za=new Tf(A,ua,ta),xa=new Vf(A,za,la),va=new cg(this,ia),wa=new Uf,Aa=new Qf,ya=new Mf(this,ga,xa,D),sa=new hg(this);this.info.programs=va.programs;var Da=new Sf(A,ma,la),Ea=new Rf(A,ma,la);b();this.context=A;this.capabilities=ia;this.extensions=ma;this.properties=ha;this.renderLists=Aa;this.state=ga;this.vr=sa;var Ba=new Ie(this,da,xa,ia);this.shadowMap=
+Ba;var Fa=new If(this,C),Ga=new Hf(this,z);this.getContext=function(){return A};this.getContextAttributes=function(){return A.getContextAttributes()};this.forceContextLoss=function(){var a=ma.get("WEBGL_lose_context");a&&a.loseContext()};this.getMaxAnisotropy=function(){return ia.getMaxAnisotropy()};this.getPrecision=function(){return ia.precision};this.getPixelRatio=function(){return Q};this.setPixelRatio=function(a){void 0!==a&&(Q=a,this.setSize(ba,L,!1))};this.getSize=function(){return{width:ba,
+height:L}};this.setSize=function(a,b,c){var d=sa.getDevice();d&&d.isPresenting?console.warn("THREE.WebGLRenderer: Can't change size while VR device is presenting."):(ba=a,L=b,x.width=a*Q,x.height=b*Q,!1!==c&&(x.style.width=a+"px",x.style.height=b+"px"),this.setViewport(0,0,a,b))};this.getDrawingBufferSize=function(){return{width:ba*Q,height:L*Q}};this.setDrawingBufferSize=function(a,b,c){ba=a;L=b;Q=c;x.width=a*c;x.height=b*c;this.setViewport(0,0,a,b)};this.setViewport=function(a,b,c,d){hd.set(a,L-
+b-d,c,d);ga.viewport(U.copy(hd).multiplyScalar(Q))};this.setScissor=function(a,b,c,d){ea.set(a,L-b-d,c,d);ga.scissor(J.copy(ea).multiplyScalar(Q))};this.setScissorTest=function(a){ga.setScissorTest(na=a)};this.getClearColor=ya.getClearColor;this.setClearColor=ya.setClearColor;this.getClearAlpha=ya.getClearAlpha;this.setClearAlpha=ya.setClearAlpha;this.clear=function(a,b,c){var d=0;if(void 0===a||a)d|=A.COLOR_BUFFER_BIT;if(void 0===b||b)d|=A.DEPTH_BUFFER_BIT;if(void 0===c||c)d|=A.STENCIL_BUFFER_BIT;
+A.clear(d)};this.clearColor=function(){this.clear(!0,!1,!1)};this.clearDepth=function(){this.clear(!1,!0,!1)};this.clearStencil=function(){this.clear(!1,!1,!0)};this.clearTarget=function(a,b,c,d){this.setRenderTarget(a);this.clear(b,c,d)};this.resetGLState=c;this.dispose=function(){x.removeEventListener("webglcontextlost",d,!1);Aa.dispose()};this.renderBufferImmediate=function(a,b,c){ga.initAttributes();var d=ha.get(a);a.hasPositions&&!d.position&&(d.position=A.createBuffer());a.hasNormals&&!d.normal&&
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+3*a.count;e<f;e+=9){var g=a.normalArray,h=(g[e+0]+g[e+3]+g[e+6])/3,k=(g[e+1]+g[e+4]+g[e+7])/3,m=(g[e+2]+g[e+5]+g[e+8])/3;g[e+0]=h;g[e+1]=k;g[e+2]=m;g[e+3]=h;g[e+4]=k;g[e+5]=m;g[e+6]=h;g[e+7]=k;g[e+8]=m}A.bufferData(A.ARRAY_BUFFER,a.normalArray,A.DYNAMIC_DRAW);ga.enableAttribute(b.normal);A.vertexAttribPointer(b.normal,3,A.FLOAT,!1,0,0)}a.hasUvs&&c.map&&(A.bindBuffer(A.ARRAY_BUFFER,d.uv),A.bufferData(A.ARRAY_BUFFER,a.uvArray,A.DYNAMIC_DRAW),ga.enableAttribute(b.uv),A.vertexAttribPointer(ua.uv,2,A.FLOAT,
+!1,0,0));a.hasColors&&0!==c.vertexColors&&(A.bindBuffer(A.ARRAY_BUFFER,d.color),A.bufferData(A.ARRAY_BUFFER,a.colorArray,A.DYNAMIC_DRAW),ga.enableAttribute(b.color),A.vertexAttribPointer(b.color,3,A.FLOAT,!1,0,0));ga.disableUnusedAttributes();A.drawArrays(A.TRIANGLES,0,a.count);a.count=0};this.renderBufferDirect=function(a,b,c,d,e,f){ga.setMaterial(d);var g=p(a,b,d,e);a=c.id+"_"+g.id+"_"+(!0===d.wireframe);var k=!1;a!==pa&&(pa=a,k=!0);b=e.morphTargetInfluences;if(void 0!==b){var m=[];a=0;for(var q=
+b.length;a<q;a++)k=b[a],m.push([k,a]);m.sort(h);8<m.length&&(m.length=8);var v=c.morphAttributes;a=0;for(q=m.length;a<q;a++)k=m[a],ja[a]=k[0],0!==k[0]?(b=k[1],!0===d.morphTargets&&v.position&&c.addAttribute("morphTarget"+a,v.position[b]),!0===d.morphNormals&&v.normal&&c.addAttribute("morphNormal"+a,v.normal[b])):(!0===d.morphTargets&&c.removeAttribute("morphTarget"+a),!0===d.morphNormals&&c.removeAttribute("morphNormal"+a));a=m.length;for(b=ja.length;a<b;a++)ja[a]=0;g.getUniforms().setValue(A,"morphTargetInfluences",
+ja);k=!0}b=c.index;q=c.attributes.position;m=1;!0===d.wireframe&&(b=za.getWireframeAttribute(c),m=2);var r;a=Da;null!==b&&(r=ua.get(b),a=Ea,a.setIndex(r));if(k){k=void 0;if(c&&c.isInstancedBufferGeometry&&null===ma.get("ANGLE_instanced_arrays"))console.error("THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");else{void 0===k&&(k=0);ga.initAttributes();var v=c.attributes,g=g.getAttributes(),l=d.defaultAttributeValues,
+n;for(n in g){var t=g[n];if(0<=t){var u=v[n];if(void 0!==u){var ca=u.normalized,w=u.itemSize,x=ua.get(u),y=x.buffer,H=x.type,x=x.bytesPerElement;if(u.isInterleavedBufferAttribute){var I=u.data,D=I.stride,u=u.offset;I&&I.isInstancedInterleavedBuffer?(ga.enableAttributeAndDivisor(t,I.meshPerAttribute),void 0===c.maxInstancedCount&&(c.maxInstancedCount=I.meshPerAttribute*I.count)):ga.enableAttribute(t);A.bindBuffer(A.ARRAY_BUFFER,y);A.vertexAttribPointer(t,w,H,ca,D*x,(k*D+u)*x)}else u.isInstancedBufferAttribute?
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+r.buffer)}r=0;null!==b?r=b.count:void 0!==q&&(r=q.count);b=c.drawRange.start*m;q=null!==f?f.start*m:0;n=Math.max(b,q);f=Math.max(0,Math.min(r,b+c.drawRange.count*m,q+(null!==f?f.count*m:Infinity))-1-n+1);if(0!==f){if(e.isMesh)if(!0===d.wireframe)ga.setLineWidth(d.wireframeLinewidth*(null===P?Q:1)),a.setMode(A.LINES);else switch(e.drawMode){case 0:a.setMode(A.TRIANGLES);break;case 1:a.setMode(A.TRIANGLE_STRIP);break;case 2:a.setMode(A.TRIANGLE_FAN)}else e.isLine?(d=d.linewidth,void 0===d&&(d=1),ga.setLineWidth(d*
+(null===P?Q:1)),e.isLineSegments?a.setMode(A.LINES):e.isLineLoop?a.setMode(A.LINE_LOOP):a.setMode(A.LINE_STRIP)):e.isPoints&&a.setMode(A.POINTS);c&&c.isInstancedBufferGeometry?0<c.maxInstancedCount&&a.renderInstances(c,n,f):a.render(n,f)}};this.compile=function(a,b){aa=[];a.traverse(function(a){a.isLight&&aa.push(a)});t(aa,b);a.traverse(function(b){if(b.material)if(Array.isArray(b.material))for(var c=0;c<b.material.length;c++)v(b.material[c],a.fog,b);else v(b.material,a.fog,b)})};this.animate=function(a){function b(){a();
+(sa.getDevice()||window).requestAnimationFrame(b)}(sa.getDevice()||window).requestAnimationFrame(b)};this.render=function(a,b,c,d){if(b&&b.isCamera){pa="";V=-1;S=null;!0===a.autoUpdate&&a.updateMatrixWorld();null===b.parent&&b.updateMatrixWorld();sa.enabled&&(b=sa.getCamera(b));jd.multiplyMatrices(b.projectionMatrix,b.matrixWorldInverse);Vd.setFromMatrix(jd);aa.length=0;C.length=0;z.length=0;Wd=this.localClippingEnabled;id=Ha.init(this.clippingPlanes,Wd,b);F=Aa.get(a,b);F.init();k(a,b,B.sortObjects);
+F.finish();!0===B.sortObjects&&F.sort();id&&Ha.beginShadows();for(var e=aa,f=0,g=0,h=e.length;g<h;g++){var q=e[g];q.castShadow&&(da.shadows[f]=q,f++)}da.shadows.length=f;Ba.render(a,b);t(aa,b);id&&Ha.endShadows();la.frame++;la.calls=0;la.vertices=0;la.faces=0;la.points=0;void 0===c&&(c=null);this.setRenderTarget(c);ya.render(a,b,d);d=F.opaque;e=F.transparent;a.overrideMaterial?(f=a.overrideMaterial,d.length&&m(d,a,b,f),e.length&&m(e,a,b,f)):(d.length&&m(d,a,b),e.length&&m(e,a,b));Fa.render(a,b);Ga.render(a,
+b,U);c&&ra.updateRenderTargetMipmap(c);ga.buffers.depth.setTest(!0);ga.buffers.depth.setMask(!0);ga.buffers.color.setMask(!0);b.isArrayCamera&&B.setScissorTest(!1);sa.enabled&&sa.submitFrame()}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")};this.setFaceCulling=function(a,b){ga.setCullFace(a);ga.setFlipSided(0===b)};this.allocTextureUnit=function(){var a=X;a>=ia.maxTextures&&console.warn("THREE.WebGLRenderer: Trying to use "+a+" texture units while this GPU supports only "+
+ia.maxTextures);X+=1;return a};this.setTexture2D=function(){var a=!1;return function(b,c){b&&b.isWebGLRenderTarget&&(a||(console.warn("THREE.WebGLRenderer.setTexture2D: don't use render targets as textures. Use their .texture property instead."),a=!0),b=b.texture);ra.setTexture2D(b,c)}}();this.setTexture=function(){var a=!1;return function(b,c){a||(console.warn("THREE.WebGLRenderer: .setTexture is deprecated, use setTexture2D instead."),a=!0);ra.setTexture2D(b,c)}}();this.setTextureCube=function(){var a=
+!1;return function(b,c){b&&b.isWebGLRenderTargetCube&&(a||(console.warn("THREE.WebGLRenderer.setTextureCube: don't use cube render targets as textures. Use their .texture property instead."),a=!0),b=b.texture);b&&b.isCubeTexture||Array.isArray(b.image)&&6===b.image.length?ra.setTextureCube(b,c):ra.setTextureCubeDynamic(b,c)}}();this.getRenderTarget=function(){return P};this.setRenderTarget=function(a){(P=a)&&void 0===ha.get(a).__webglFramebuffer&&ra.setupRenderTarget(a);var b=a&&a.isWebGLRenderTargetCube,
+c;a?(c=ha.get(a),c=b?c.__webglFramebuffer[a.activeCubeFace]:c.__webglFramebuffer,J.copy(a.scissor),Z=a.scissorTest,U.copy(a.viewport)):(c=null,J.copy(ea).multiplyScalar(Q),Z=na,U.copy(hd).multiplyScalar(Q));M!==c&&(A.bindFramebuffer(A.FRAMEBUFFER,c),M=c);ga.scissor(J);ga.setScissorTest(Z);ga.viewport(U);b&&(b=ha.get(a.texture),A.framebufferTexture2D(A.FRAMEBUFFER,A.COLOR_ATTACHMENT0,A.TEXTURE_CUBE_MAP_POSITIVE_X+a.activeCubeFace,b.__webglTexture,a.activeMipMapLevel))};this.readRenderTargetPixels=
+function(a,b,c,d,e,f){if(a&&a.isWebGLRenderTarget){var g=ha.get(a).__webglFramebuffer;if(g){var h=!1;g!==M&&(A.bindFramebuffer(A.FRAMEBUFFER,g),h=!0);try{var k=a.texture,m=k.format,q=k.type;1023!==m&&y(m)!==A.getParameter(A.IMPLEMENTATION_COLOR_READ_FORMAT)?console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format."):1009===q||y(q)===A.getParameter(A.IMPLEMENTATION_COLOR_READ_TYPE)||1015===q&&(ma.get("OES_texture_float")||ma.get("WEBGL_color_buffer_float"))||
+1016===q&&ma.get("EXT_color_buffer_half_float")?A.checkFramebufferStatus(A.FRAMEBUFFER)===A.FRAMEBUFFER_COMPLETE?0<=b&&b<=a.width-d&&0<=c&&c<=a.height-e&&A.readPixels(b,c,d,e,y(m),y(q),f):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete."):console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.")}finally{h&&A.bindFramebuffer(A.FRAMEBUFFER,M)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")}}
+function Ib(a,b){this.name="";this.color=new G(a);this.density=void 0!==b?b:2.5E-4}function Jb(a,b,c){this.name="";this.color=new G(a);this.near=void 0!==b?b:1;this.far=void 0!==c?c:1E3}function ld(){z.call(this);this.type="Scene";this.overrideMaterial=this.fog=this.background=null;this.autoUpdate=!0}function Yd(a,b,c,d,e){z.call(this);this.lensFlares=[];this.positionScreen=new n;this.customUpdateCallback=void 0;void 0!==a&&this.add(a,b,c,d,e)}function bb(a){U.call(this);this.type="SpriteMaterial";
+this.color=new G(16777215);this.map=null;this.rotation=0;this.lights=this.fog=!1;this.setValues(a)}function xc(a){z.call(this);this.type="Sprite";this.material=void 0!==a?a:new bb}function yc(){z.call(this);this.type="LOD";Object.defineProperties(this,{levels:{enumerable:!0,value:[]}})}function zc(a,b){a=a||[];this.bones=a.slice(0);this.boneMatrices=new Float32Array(16*this.bones.length);if(void 0===b)this.calculateInverses();else if(this.bones.length===b.length)this.boneInverses=b.slice(0);else{console.warn("THREE.Skeleton boneInverses is the wrong length.");
+this.boneInverses=[];for(var c=0,d=this.bones.length;c<d;c++)this.boneInverses.push(new K)}}function md(){z.call(this);this.type="Bone"}function nd(a,b){la.call(this,a,b);this.type="SkinnedMesh";this.bindMode="attached";this.bindMatrix=new K;this.bindMatrixInverse=new K;var c=this.initBones(),c=new zc(c);this.bind(c,this.matrixWorld);this.normalizeSkinWeights()}function ea(a){U.call(this);this.type="LineBasicMaterial";this.color=new G(16777215);this.linewidth=1;this.linejoin=this.linecap="round";
+this.lights=!1;this.setValues(a)}function sa(a,b,c){if(1===c)return console.warn("THREE.Line: parameter THREE.LinePieces no longer supported. Created THREE.LineSegments instead."),new Q(a,b);z.call(this);this.type="Line";this.geometry=void 0!==a?a:new E;this.material=void 0!==b?b:new ea({color:16777215*Math.random()})}function Q(a,b){sa.call(this,a,b);this.type="LineSegments"}function od(a,b){sa.call(this,a,b);this.type="LineLoop"}function Fa(a){U.call(this);this.type="PointsMaterial";this.color=
+new G(16777215);this.map=null;this.size=1;this.sizeAttenuation=!0;this.lights=!1;this.setValues(a)}function Kb(a,b){z.call(this);this.type="Points";this.geometry=void 0!==a?a:new E;this.material=void 0!==b?b:new Fa({color:16777215*Math.random()})}function Ac(){z.call(this);this.type="Group"}function pd(a,b,c,d,e,f,g,h,k){function m(){requestAnimationFrame(m);a.readyState>=a.HAVE_CURRENT_DATA&&(q.needsUpdate=!0)}ba.call(this,a,b,c,d,e,f,g,h,k);this.generateMipmaps=!1;var q=this;m()}function Lb(a,b,
+c,d,e,f,g,h,k,m,q,v){ba.call(this,null,f,g,h,k,m,d,e,q,v);this.image={width:b,height:c};this.mipmaps=a;this.generateMipmaps=this.flipY=!1}function qd(a,b,c,d,e,f,g,h,k){ba.call(this,a,b,c,d,e,f,g,h,k);this.needsUpdate=!0}function Bc(a,b,c,d,e,f,g,h,k,m){m=void 0!==m?m:1026;if(1026!==m&&1027!==m)throw Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===c&&1026===m&&(c=1012);void 0===c&&1027===m&&(c=1020);ba.call(this,null,d,e,f,g,h,m,c,k);this.image={width:a,
+height:b};this.magFilter=void 0!==g?g:1003;this.minFilter=void 0!==h?h:1003;this.generateMipmaps=this.flipY=!1}function Mb(a){E.call(this);this.type="WireframeGeometry";var b=[],c,d,e,f,g=[0,0],h={},k,m,q=["a","b","c"];if(a&&a.isGeometry){var v=a.faces;c=0;for(e=v.length;c<e;c++){var p=v[c];for(d=0;3>d;d++)k=p[q[d]],m=p[q[(d+1)%3]],g[0]=Math.min(k,m),g[1]=Math.max(k,m),k=g[0]+","+g[1],void 0===h[k]&&(h[k]={index1:g[0],index2:g[1]})}for(k in h)c=h[k],q=a.vertices[c.index1],b.push(q.x,q.y,q.z),q=a.vertices[c.index2],
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+c.index2),b.push(q.x,q.y,q.z)}else for(v=a.attributes.position,c=0,e=v.count/3;c<e;c++)for(d=0;3>d;d++)h=3*c+d,q.fromBufferAttribute(v,h),b.push(q.x,q.y,q.z),h=3*c+(d+1)%3,q.fromBufferAttribute(v,h),b.push(q.x,q.y,q.z)}this.addAttribute("position",new B(b,3))}function Cc(a,b,c){J.call(this);this.type="ParametricGeometry";this.parameters={func:a,slices:b,stacks:c};this.fromBufferGeometry(new Nb(a,b,c));this.mergeVertices()}function Nb(a,b,c){E.call(this);this.type="ParametricBufferGeometry";this.parameters=
+{func:a,slices:b,stacks:c};var d=[],e=[],f=[],g=[],h=new n,k=new n,m=new n,q=new n,v=new n,p,r,l=b+1;for(p=0;p<=c;p++){var t=p/c;for(r=0;r<=b;r++){var y=r/b,k=a(y,t,k);e.push(k.x,k.y,k.z);0<=y-1E-5?(m=a(y-1E-5,t,m),q.subVectors(k,m)):(m=a(y+1E-5,t,m),q.subVectors(m,k));0<=t-1E-5?(m=a(y,t-1E-5,m),v.subVectors(k,m)):(m=a(y,t+1E-5,m),v.subVectors(m,k));h.crossVectors(q,v).normalize();f.push(h.x,h.y,h.z);g.push(y,t)}}for(p=0;p<c;p++)for(r=0;r<b;r++)a=p*l+r+1,h=(p+1)*l+r+1,k=(p+1)*l+r,d.push(p*l+r,a,k),
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+new B(h.slice(),3));this.addAttribute("uv",new B(k,2));0===d?this.computeVertexNormals():this.normalizeNormals()}function Ec(a,b){J.call(this);this.type="TetrahedronGeometry";this.parameters={radius:a,detail:b};this.fromBufferGeometry(new Ob(a,b));this.mergeVertices()}function Ob(a,b){za.call(this,[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],a,b);this.type="TetrahedronBufferGeometry";this.parameters={radius:a,detail:b}}function Fc(a,b){J.call(this);this.type="OctahedronGeometry";this.parameters=
+{radius:a,detail:b};this.fromBufferGeometry(new lb(a,b));this.mergeVertices()}function lb(a,b){za.call(this,[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],a,b);this.type="OctahedronBufferGeometry";this.parameters={radius:a,detail:b}}function Gc(a,b){J.call(this);this.type="IcosahedronGeometry";this.parameters={radius:a,detail:b};this.fromBufferGeometry(new Pb(a,b));this.mergeVertices()}function Pb(a,b){var c=(1+Math.sqrt(5))/2;za.call(this,[-1,c,0,1,c,0,
+-1,-c,0,1,-c,0,0,-1,c,0,1,c,0,-1,-c,0,1,-c,c,0,-1,c,0,1,-c,0,-1,-c,0,1],[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],a,b);this.type="IcosahedronBufferGeometry";this.parameters={radius:a,detail:b}}function Hc(a,b){J.call(this);this.type="DodecahedronGeometry";this.parameters={radius:a,detail:b};this.fromBufferGeometry(new Qb(a,b));this.mergeVertices()}function Qb(a,b){var c=(1+Math.sqrt(5))/2,d=1/c;za.call(this,
+[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-d,-c,0,-d,c,0,d,-c,0,d,c,-d,-c,0,-d,c,0,d,-c,0,d,c,0,-c,0,-d,c,0,-d,-c,0,d,c,0,d],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],a,b);this.type="DodecahedronBufferGeometry";this.parameters={radius:a,detail:b}}function Ic(a,
+b,c,d,e,f){J.call(this);this.type="TubeGeometry";this.parameters={path:a,tubularSegments:b,radius:c,radialSegments:d,closed:e};void 0!==f&&console.warn("THREE.TubeGeometry: taper has been removed.");a=new Rb(a,b,c,d,e);this.tangents=a.tangents;this.normals=a.normals;this.binormals=a.binormals;this.fromBufferGeometry(a);this.mergeVertices()}function Rb(a,b,c,d,e){function f(e){var f=a.getPointAt(e/b),m=g.normals[e];e=g.binormals[e];for(v=0;v<=d;v++){var q=v/d*Math.PI*2,l=Math.sin(q),q=-Math.cos(q);
+k.x=q*m.x+l*e.x;k.y=q*m.y+l*e.y;k.z=q*m.z+l*e.z;k.normalize();r.push(k.x,k.y,k.z);h.x=f.x+c*k.x;h.y=f.y+c*k.y;h.z=f.z+c*k.z;p.push(h.x,h.y,h.z)}}E.call(this);this.type="TubeBufferGeometry";this.parameters={path:a,tubularSegments:b,radius:c,radialSegments:d,closed:e};b=b||64;c=c||1;d=d||8;e=e||!1;var g=a.computeFrenetFrames(b,e);this.tangents=g.tangents;this.normals=g.normals;this.binormals=g.binormals;var h=new n,k=new n,m=new C,q,v,p=[],r=[],l=[],t=[];for(q=0;q<b;q++)f(q);f(!1===e?b:0);for(q=0;q<=
+b;q++)for(v=0;v<=d;v++)m.x=q/b,m.y=v/d,l.push(m.x,m.y);(function(){for(v=1;v<=b;v++)for(q=1;q<=d;q++){var a=(d+1)*v+(q-1),c=(d+1)*v+q,e=(d+1)*(v-1)+q;t.push((d+1)*(v-1)+(q-1),a,e);t.push(a,c,e)}})();this.setIndex(t);this.addAttribute("position",new B(p,3));this.addAttribute("normal",new B(r,3));this.addAttribute("uv",new B(l,2))}function Jc(a,b,c,d,e,f,g){J.call(this);this.type="TorusKnotGeometry";this.parameters={radius:a,tube:b,tubularSegments:c,radialSegments:d,p:e,q:f};void 0!==g&&console.warn("THREE.TorusKnotGeometry: heightScale has been deprecated. Use .scale( x, y, z ) instead.");
+this.fromBufferGeometry(new Sb(a,b,c,d,e,f));this.mergeVertices()}function Sb(a,b,c,d,e,f){function g(a,b,c,d,e){var f=Math.sin(a);b=c/b*a;c=Math.cos(b);e.x=d*(2+c)*.5*Math.cos(a);e.y=d*(2+c)*f*.5;e.z=d*Math.sin(b)*.5}E.call(this);this.type="TorusKnotBufferGeometry";this.parameters={radius:a,tube:b,tubularSegments:c,radialSegments:d,p:e,q:f};a=a||100;b=b||40;c=Math.floor(c)||64;d=Math.floor(d)||8;e=e||2;f=f||3;var h=[],k=[],m=[],q=[],v,p,r=new n,l=new n,t=new n,y=new n,x=new n,u=new n,H=new n;for(v=
+0;v<=c;++v)for(p=v/c*e*Math.PI*2,g(p,e,f,a,t),g(p+.01,e,f,a,y),u.subVectors(y,t),H.addVectors(y,t),x.crossVectors(u,H),H.crossVectors(x,u),x.normalize(),H.normalize(),p=0;p<=d;++p){var w=p/d*Math.PI*2,I=-b*Math.cos(w),w=b*Math.sin(w);r.x=t.x+(I*H.x+w*x.x);r.y=t.y+(I*H.y+w*x.y);r.z=t.z+(I*H.z+w*x.z);k.push(r.x,r.y,r.z);l.subVectors(r,t).normalize();m.push(l.x,l.y,l.z);q.push(v/c);q.push(p/d)}for(p=1;p<=c;p++)for(v=1;v<=d;v++)a=(d+1)*p+(v-1),b=(d+1)*p+v,e=(d+1)*(p-1)+v,h.push((d+1)*(p-1)+(v-1),a,e),
+h.push(a,b,e);this.setIndex(h);this.addAttribute("position",new B(k,3));this.addAttribute("normal",new B(m,3));this.addAttribute("uv",new B(q,2))}function Kc(a,b,c,d,e){J.call(this);this.type="TorusGeometry";this.parameters={radius:a,tube:b,radialSegments:c,tubularSegments:d,arc:e};this.fromBufferGeometry(new Tb(a,b,c,d,e));this.mergeVertices()}function Tb(a,b,c,d,e){E.call(this);this.type="TorusBufferGeometry";this.parameters={radius:a,tube:b,radialSegments:c,tubularSegments:d,arc:e};a=a||100;b=
+b||40;c=Math.floor(c)||8;d=Math.floor(d)||6;e=e||2*Math.PI;var f=[],g=[],h=[],k=[],m=new n,q=new n,v=new n,p,r;for(p=0;p<=c;p++)for(r=0;r<=d;r++){var l=r/d*e,t=p/c*Math.PI*2;q.x=(a+b*Math.cos(t))*Math.cos(l);q.y=(a+b*Math.cos(t))*Math.sin(l);q.z=b*Math.sin(t);g.push(q.x,q.y,q.z);m.x=a*Math.cos(l);m.y=a*Math.sin(l);v.subVectors(q,m).normalize();h.push(v.x,v.y,v.z);k.push(r/d);k.push(p/c)}for(p=1;p<=c;p++)for(r=1;r<=d;r++)a=(d+1)*(p-1)+r-1,b=(d+1)*(p-1)+r,e=(d+1)*p+r,f.push((d+1)*p+r-1,a,e),f.push(a,
+b,e);this.setIndex(f);this.addAttribute("position",new B(g,3));this.addAttribute("normal",new B(h,3));this.addAttribute("uv",new B(k,2))}function cb(a,b){J.call(this);this.type="ExtrudeGeometry";this.parameters={shapes:a,options:b};this.fromBufferGeometry(new Ga(a,b));this.mergeVertices()}function Ga(a,b){"undefined"!==typeof a&&(E.call(this),this.type="ExtrudeBufferGeometry",a=Array.isArray(a)?a:[a],this.addShapeList(a,b),this.computeVertexNormals())}function Lc(a,b){J.call(this);this.type="TextGeometry";
+this.parameters={text:a,parameters:b};this.fromBufferGeometry(new Ub(a,b));this.mergeVertices()}function Ub(a,b){b=b||{};var c=b.font;if(!c||!c.isFont)return console.error("THREE.TextGeometry: font parameter is not an instance of THREE.Font."),new J;c=c.generateShapes(a,b.size,b.curveSegments);b.amount=void 0!==b.height?b.height:50;void 0===b.bevelThickness&&(b.bevelThickness=10);void 0===b.bevelSize&&(b.bevelSize=8);void 0===b.bevelEnabled&&(b.bevelEnabled=!1);Ga.call(this,c,b);this.type="TextBufferGeometry"}
+function Mc(a,b,c,d,e,f,g){J.call(this);this.type="SphereGeometry";this.parameters={radius:a,widthSegments:b,heightSegments:c,phiStart:d,phiLength:e,thetaStart:f,thetaLength:g};this.fromBufferGeometry(new mb(a,b,c,d,e,f,g));this.mergeVertices()}function mb(a,b,c,d,e,f,g){E.call(this);this.type="SphereBufferGeometry";this.parameters={radius:a,widthSegments:b,heightSegments:c,phiStart:d,phiLength:e,thetaStart:f,thetaLength:g};a=a||50;b=Math.max(3,Math.floor(b)||8);c=Math.max(2,Math.floor(c)||6);d=void 0!==
+d?d:0;e=void 0!==e?e:2*Math.PI;f=void 0!==f?f:0;g=void 0!==g?g:Math.PI;var h=f+g,k,m,q=0,v=[],p=new n,r=new n,l=[],t=[],y=[],x=[];for(m=0;m<=c;m++){var u=[],H=m/c;for(k=0;k<=b;k++){var w=k/b;p.x=-a*Math.cos(d+w*e)*Math.sin(f+H*g);p.y=a*Math.cos(f+H*g);p.z=a*Math.sin(d+w*e)*Math.sin(f+H*g);t.push(p.x,p.y,p.z);r.set(p.x,p.y,p.z).normalize();y.push(r.x,r.y,r.z);x.push(w,1-H);u.push(q++)}v.push(u)}for(m=0;m<c;m++)for(k=0;k<b;k++)a=v[m][k+1],d=v[m][k],e=v[m+1][k],g=v[m+1][k+1],(0!==m||0<f)&&l.push(a,d,
+g),(m!==c-1||h<Math.PI)&&l.push(d,e,g);this.setIndex(l);this.addAttribute("position",new B(t,3));this.addAttribute("normal",new B(y,3));this.addAttribute("uv",new B(x,2))}function Nc(a,b,c,d,e,f){J.call(this);this.type="RingGeometry";this.parameters={innerRadius:a,outerRadius:b,thetaSegments:c,phiSegments:d,thetaStart:e,thetaLength:f};this.fromBufferGeometry(new Vb(a,b,c,d,e,f));this.mergeVertices()}function Vb(a,b,c,d,e,f){E.call(this);this.type="RingBufferGeometry";this.parameters={innerRadius:a,
+outerRadius:b,thetaSegments:c,phiSegments:d,thetaStart:e,thetaLength:f};a=a||20;b=b||50;e=void 0!==e?e:0;f=void 0!==f?f:2*Math.PI;c=void 0!==c?Math.max(3,c):8;d=void 0!==d?Math.max(1,d):1;var g=[],h=[],k=[],m=[],q=a,v=(b-a)/d,p=new n,r=new C,l,t;for(l=0;l<=d;l++){for(t=0;t<=c;t++)a=e+t/c*f,p.x=q*Math.cos(a),p.y=q*Math.sin(a),h.push(p.x,p.y,p.z),k.push(0,0,1),r.x=(p.x/b+1)/2,r.y=(p.y/b+1)/2,m.push(r.x,r.y);q+=v}for(l=0;l<d;l++)for(b=l*(c+1),t=0;t<c;t++)a=t+b,e=a+c+1,f=a+c+2,q=a+1,g.push(a,e,q),g.push(e,
+f,q);this.setIndex(g);this.addAttribute("position",new B(h,3));this.addAttribute("normal",new B(k,3));this.addAttribute("uv",new B(m,2))}function Oc(a,b,c,d){J.call(this);this.type="LatheGeometry";this.parameters={points:a,segments:b,phiStart:c,phiLength:d};this.fromBufferGeometry(new Wb(a,b,c,d));this.mergeVertices()}function Wb(a,b,c,d){E.call(this);this.type="LatheBufferGeometry";this.parameters={points:a,segments:b,phiStart:c,phiLength:d};b=Math.floor(b)||12;c=c||0;d=d||2*Math.PI;d=Y.clamp(d,
+0,2*Math.PI);var e=[],f=[],g=[],h=1/b,k=new n,m=new C,q,v;for(q=0;q<=b;q++){v=c+q*h*d;var p=Math.sin(v),r=Math.cos(v);for(v=0;v<=a.length-1;v++)k.x=a[v].x*p,k.y=a[v].y,k.z=a[v].x*r,f.push(k.x,k.y,k.z),m.x=q/b,m.y=v/(a.length-1),g.push(m.x,m.y)}for(q=0;q<b;q++)for(v=0;v<a.length-1;v++)c=v+q*a.length,h=c+a.length,k=c+a.length+1,m=c+1,e.push(c,h,m),e.push(h,k,m);this.setIndex(e);this.addAttribute("position",new B(f,3));this.addAttribute("uv",new B(g,2));this.computeVertexNormals();if(d===2*Math.PI)for(d=
+this.attributes.normal.array,e=new n,f=new n,g=new n,c=b*a.length*3,v=q=0;q<a.length;q++,v+=3)e.x=d[v+0],e.y=d[v+1],e.z=d[v+2],f.x=d[c+v+0],f.y=d[c+v+1],f.z=d[c+v+2],g.addVectors(e,f).normalize(),d[v+0]=d[c+v+0]=g.x,d[v+1]=d[c+v+1]=g.y,d[v+2]=d[c+v+2]=g.z}function Xb(a,b){J.call(this);this.type="ShapeGeometry";"object"===typeof b&&(console.warn("THREE.ShapeGeometry: Options parameter has been removed."),b=b.curveSegments);this.parameters={shapes:a,curveSegments:b};this.fromBufferGeometry(new Yb(a,
+b));this.mergeVertices()}function Yb(a,b){function c(a){var c,h,m=e.length/3;a=a.extractPoints(b);var l=a.shape,n=a.holes;if(!1===Ia.isClockWise(l))for(l=l.reverse(),a=0,c=n.length;a<c;a++)h=n[a],!0===Ia.isClockWise(h)&&(n[a]=h.reverse());var y=Ia.triangulateShape(l,n);a=0;for(c=n.length;a<c;a++)h=n[a],l=l.concat(h);a=0;for(c=l.length;a<c;a++)h=l[a],e.push(h.x,h.y,0),f.push(0,0,1),g.push(h.x,h.y);a=0;for(c=y.length;a<c;a++)l=y[a],d.push(l[0]+m,l[1]+m,l[2]+m),k+=3}E.call(this);this.type="ShapeBufferGeometry";
+this.parameters={shapes:a,curveSegments:b};b=b||12;var d=[],e=[],f=[],g=[],h=0,k=0;if(!1===Array.isArray(a))c(a);else for(var m=0;m<a.length;m++)c(a[m]),this.addGroup(h,k,m),h+=k,k=0;this.setIndex(d);this.addAttribute("position",new B(e,3));this.addAttribute("normal",new B(f,3));this.addAttribute("uv",new B(g,2))}function Zb(a,b){E.call(this);this.type="EdgesGeometry";this.parameters={thresholdAngle:b};var c=[],d=Math.cos(Y.DEG2RAD*(void 0!==b?b:1)),e=[0,0],f={},g,h,k=["a","b","c"],m;a.isBufferGeometry?
+(m=new J,m.fromBufferGeometry(a)):m=a.clone();m.mergeVertices();m.computeFaceNormals();var q=m.vertices;m=m.faces;for(var v=0,p=m.length;v<p;v++)for(var l=m[v],n=0;3>n;n++)g=l[k[n]],h=l[k[(n+1)%3]],e[0]=Math.min(g,h),e[1]=Math.max(g,h),g=e[0]+","+e[1],void 0===f[g]?f[g]={index1:e[0],index2:e[1],face1:v,face2:void 0}:f[g].face2=v;for(g in f)if(e=f[g],void 0===e.face2||m[e.face1].normal.dot(m[e.face2].normal)<=d)k=q[e.index1],c.push(k.x,k.y,k.z),k=q[e.index2],c.push(k.x,k.y,k.z);this.addAttribute("position",
+new B(c,3))}function nb(a,b,c,d,e,f,g,h){J.call(this);this.type="CylinderGeometry";this.parameters={radiusTop:a,radiusBottom:b,height:c,radialSegments:d,heightSegments:e,openEnded:f,thetaStart:g,thetaLength:h};this.fromBufferGeometry(new Ua(a,b,c,d,e,f,g,h));this.mergeVertices()}function Ua(a,b,c,d,e,f,g,h){function k(c){var e,f,k,t=new C,D=new n,O=0,aa=!0===c?a:b,F=!0===c?1:-1;f=ca;for(e=1;e<=d;e++)v.push(0,y*F,0),p.push(0,F,0),l.push(.5,.5),ca++;k=ca;for(e=0;e<=d;e++){var B=e/d*h+g,z=Math.cos(B),
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+this.w)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=void 0!==a.w?a.w:1;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,b);this.x+=a.x;this.y+=a.y;this.z+=a.z;this.w+=a.w;return this},addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;this.w+=a;return this},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;this.w=a.w+b.w;return this},addScaledVector:function(a,
+b){this.x+=a.x*b;this.y+=a.y*b;this.z+=a.z*b;this.w+=a.w*b;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-=a.x;this.y-=a.y;this.z-=a.z;this.w-=a.w;return this},subScalar:function(a){this.x-=a;this.y-=a;this.z-=a;this.w-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;this.w=a.w-b.w;return this},multiplyScalar:function(a){this.x*=
 a;this.y*=a;this.z*=a;this.w*=a;return this},applyMatrix4:function(a){var b=this.x,c=this.y,d=this.z,e=this.w;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d+a[12]*e;this.y=a[1]*b+a[5]*c+a[9]*d+a[13]*e;this.z=a[2]*b+a[6]*c+a[10]*d+a[14]*e;this.w=a[3]*b+a[7]*c+a[11]*d+a[15]*e;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},setAxisAngleFromQuaternion:function(a){this.w=2*Math.acos(a.w);var b=Math.sqrt(1-a.w*a.w);1E-4>b?(this.x=1,this.z=this.y=0):(this.x=a.x/b,this.y=a.y/b,this.z=a.z/
 b);return this},setAxisAngleFromRotationMatrix:function(a){var b,c,d;a=a.elements;var e=a[0];d=a[4];var f=a[8],g=a[1],h=a[5],k=a[9];c=a[2];b=a[6];var m=a[10];if(.01>Math.abs(d-g)&&.01>Math.abs(f-c)&&.01>Math.abs(k-b)){if(.1>Math.abs(d+g)&&.1>Math.abs(f+c)&&.1>Math.abs(k+b)&&.1>Math.abs(e+h+m-3))return this.set(1,0,0,0),this;a=Math.PI;e=(e+1)/2;h=(h+1)/2;m=(m+1)/2;d=(d+g)/4;f=(f+c)/4;k=(k+b)/4;e>h&&e>m?.01>e?(b=0,d=c=.707106781):(b=Math.sqrt(e),c=d/b,d=f/b):h>m?.01>h?(b=.707106781,c=0,d=.707106781):
 (c=Math.sqrt(h),b=d/c,d=k/c):.01>m?(c=b=.707106781,d=0):(d=Math.sqrt(m),b=f/d,c=k/d);this.set(b,c,d,a);return this}a=Math.sqrt((b-k)*(b-k)+(f-c)*(f-c)+(g-d)*(g-d));.001>Math.abs(a)&&(a=1);this.x=(b-k)/a;this.y=(f-c)/a;this.z=(g-d)/a;this.w=Math.acos((e+h+m-1)/2);return this},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);this.z=Math.min(this.z,a.z);this.w=Math.min(this.w,a.w);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,
-a.z);this.w=Math.max(this.w,a.w);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));this.z=Math.max(a.z,Math.min(b.z,this.z));this.w=Math.max(a.w,Math.min(b.w,this.w));return this},clampScalar:function(){var a=new ga,b=new ga;return function(c,d){a.set(c,c,c,c);b.set(d,d,d,d);return this.clamp(a,b)}}(),floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);this.w=Math.floor(this.w);return this},
-ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);this.w=Math.ceil(this.w);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);this.w=Math.round(this.w);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);this.w=0>this.w?Math.ceil(this.w):Math.floor(this.w);return this},
-negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z;this.w=-this.w;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z+this.w*a.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length())},
-setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;this.w+=(a.w-this.w)*b;return this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z&&a.w===this.w},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];this.w=a[b+3];return this},toArray:function(a,b){void 0===a&&(a=
-[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;a[b+3]=this.w;return a},fromBufferAttribute:function(a,b,c){void 0!==c&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute().");this.x=a.getX(b);this.y=a.getY(b);this.z=a.getZ(b);this.w=a.getW(b);return this}});Object.assign(Db.prototype,sa.prototype,{isWebGLRenderTarget:!0,setSize:function(a,b){if(this.width!==a||this.height!==b)this.width=a,this.height=b,this.dispose();this.viewport.set(0,0,a,b);this.scissor.set(0,
-0,a,b)},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.width=a.width;this.height=a.height;this.viewport.copy(a.viewport);this.texture=a.texture.clone();this.depthBuffer=a.depthBuffer;this.stencilBuffer=a.stencilBuffer;this.depthTexture=a.depthTexture;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});Eb.prototype=Object.create(Db.prototype);Eb.prototype.constructor=Eb;Eb.prototype.isWebGLRenderTargetCube=!0;Object.assign(qa,{slerp:function(a,b,
-c,d){return c.copy(a).slerp(b,d)},slerpFlat:function(a,b,c,d,e,f,g){var h=c[d+0],k=c[d+1],m=c[d+2];c=c[d+3];d=e[f+0];var u=e[f+1],l=e[f+2];e=e[f+3];if(c!==e||h!==d||k!==u||m!==l){f=1-g;var n=h*d+k*u+m*l+c*e,r=0<=n?1:-1,p=1-n*n;p>Number.EPSILON&&(p=Math.sqrt(p),n=Math.atan2(p,n*r),f=Math.sin(f*n)/p,g=Math.sin(g*n)/p);r*=g;h=h*f+d*r;k=k*f+u*r;m=m*f+l*r;c=c*f+e*r;f===1-g&&(g=1/Math.sqrt(h*h+k*k+m*m+c*c),h*=g,k*=g,m*=g,c*=g)}a[b]=h;a[b+1]=k;a[b+2]=m;a[b+3]=c}});Object.defineProperties(qa.prototype,{x:{get:function(){return this._x},
-set:function(a){this._x=a;this.onChangeCallback()}},y:{get:function(){return this._y},set:function(a){this._y=a;this.onChangeCallback()}},z:{get:function(){return this._z},set:function(a){this._z=a;this.onChangeCallback()}},w:{get:function(){return this._w},set:function(a){this._w=a;this.onChangeCallback()}}});Object.assign(qa.prototype,{set:function(a,b,c,d){this._x=a;this._y=b;this._z=c;this._w=d;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,
-this._w)},copy:function(a){this._x=a.x;this._y=a.y;this._z=a.z;this._w=a.w;this.onChangeCallback();return this},setFromEuler:function(a,b){if(!1===(a&&a.isEuler))throw Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var c=a._x,d=a._y,e=a._z,f=a.order,g=Math.cos,h=Math.sin,k=g(c/2),m=g(d/2),g=g(e/2),c=h(c/2),d=h(d/2),e=h(e/2);"XYZ"===f?(this._x=c*m*g+k*d*e,this._y=k*d*g-c*m*e,this._z=k*m*e+c*d*g,this._w=k*m*g-c*d*e):"YXZ"===f?(this._x=c*m*g+
-k*d*e,this._y=k*d*g-c*m*e,this._z=k*m*e-c*d*g,this._w=k*m*g+c*d*e):"ZXY"===f?(this._x=c*m*g-k*d*e,this._y=k*d*g+c*m*e,this._z=k*m*e+c*d*g,this._w=k*m*g-c*d*e):"ZYX"===f?(this._x=c*m*g-k*d*e,this._y=k*d*g+c*m*e,this._z=k*m*e-c*d*g,this._w=k*m*g+c*d*e):"YZX"===f?(this._x=c*m*g+k*d*e,this._y=k*d*g+c*m*e,this._z=k*m*e-c*d*g,this._w=k*m*g-c*d*e):"XZY"===f&&(this._x=c*m*g-k*d*e,this._y=k*d*g-c*m*e,this._z=k*m*e+c*d*g,this._w=k*m*g+c*d*e);if(!1!==b)this.onChangeCallback();return this},setFromAxisAngle:function(a,
-b){var c=b/2,d=Math.sin(c);this._x=a.x*d;this._y=a.y*d;this._z=a.z*d;this._w=Math.cos(c);this.onChangeCallback();return this},setFromRotationMatrix:function(a){var b=a.elements,c=b[0];a=b[4];var d=b[8],e=b[1],f=b[5],g=b[9],h=b[2],k=b[6],b=b[10],m=c+f+b;0<m?(c=.5/Math.sqrt(m+1),this._w=.25/c,this._x=(k-g)*c,this._y=(d-h)*c,this._z=(e-a)*c):c>f&&c>b?(c=2*Math.sqrt(1+c-f-b),this._w=(k-g)/c,this._x=.25*c,this._y=(a+e)/c,this._z=(d+h)/c):f>b?(c=2*Math.sqrt(1+f-c-b),this._w=(d-h)/c,this._x=(a+e)/c,this._y=
-.25*c,this._z=(g+k)/c):(c=2*Math.sqrt(1+b-c-f),this._w=(e-a)/c,this._x=(d+h)/c,this._y=(g+k)/c,this._z=.25*c);this.onChangeCallback();return this},setFromUnitVectors:function(){var a=new p,b;return function(c,d){void 0===a&&(a=new p);b=c.dot(d)+1;1E-6>b?(b=0,Math.abs(c.x)>Math.abs(c.z)?a.set(-c.y,c.x,0):a.set(0,-c.z,c.y)):a.crossVectors(c,d);this._x=a.x;this._y=a.y;this._z=a.z;this._w=b;return this.normalize()}}(),inverse:function(){return this.conjugate().normalize()},conjugate:function(){this._x*=
--1;this._y*=-1;this._z*=-1;this.onChangeCallback();return this},dot:function(a){return this._x*a._x+this._y*a._y+this._z*a._z+this._w*a._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var a=this.length();0===a?(this._z=this._y=this._x=0,this._w=1):(a=1/a,this._x*=a,this._y*=a,this._z*=a,this._w*=a);this.onChangeCallback();return this},
-multiply:function(a,b){return void 0!==b?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(a,b)):this.multiplyQuaternions(this,a)},premultiply:function(a){return this.multiplyQuaternions(a,this)},multiplyQuaternions:function(a,b){var c=a._x,d=a._y,e=a._z,f=a._w,g=b._x,h=b._y,k=b._z,m=b._w;this._x=c*m+f*g+d*k-e*h;this._y=d*m+f*h+e*g-c*k;this._z=e*m+f*k+c*h-d*g;this._w=f*m-c*g-d*h-e*k;this.onChangeCallback();
-return this},slerp:function(a,b){if(0===b)return this;if(1===b)return this.copy(a);var c=this._x,d=this._y,e=this._z,f=this._w,g=f*a._w+c*a._x+d*a._y+e*a._z;0>g?(this._w=-a._w,this._x=-a._x,this._y=-a._y,this._z=-a._z,g=-g):this.copy(a);if(1<=g)return this._w=f,this._x=c,this._y=d,this._z=e,this;var h=Math.sqrt(1-g*g);if(.001>Math.abs(h))return this._w=.5*(f+this._w),this._x=.5*(c+this._x),this._y=.5*(d+this._y),this._z=.5*(e+this._z),this;var k=Math.atan2(h,g),g=Math.sin((1-b)*k)/h,h=Math.sin(b*
-k)/h;this._w=f*g+this._w*h;this._x=c*g+this._x*h;this._y=d*g+this._y*h;this._z=e*g+this._z*h;this.onChangeCallback();return this},equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._w===this._w},fromArray:function(a,b){void 0===b&&(b=0);this._x=a[b];this._y=a[b+1];this._z=a[b+2];this._w=a[b+3];this.onChangeCallback();return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._w;return a},onChange:function(a){this.onChangeCallback=
-a;return this},onChangeCallback:function(){}});Object.assign(p.prototype,{isVector3:!0,set:function(a,b,c){this.x=a;this.y=b;this.z=c;return this},setScalar:function(a){this.z=this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},setComponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=b;break;case 2:this.z=b;break;default:throw Error("index is out of range: "+a);}return this},getComponent:function(a){switch(a){case 0:return this.x;
-case 1:return this.y;case 2:return this.z;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,b);this.x+=a.x;this.y+=a.y;this.z+=a.z;return this},addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;return this},
-addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this},addScaledVector:function(a,b){this.x+=a.x*b;this.y+=a.y*b;this.z+=a.z*b;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-=a.x;this.y-=a.y;this.z-=a.z;return this},subScalar:function(a){this.x-=a;this.y-=a;this.z-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=
-a.z-b.z;return this},multiply:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(a,b);this.x*=a.x;this.y*=a.y;this.z*=a.z;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;this.z*=a;return this},multiplyVectors:function(a,b){this.x=a.x*b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},applyEuler:function(){var a=new qa;return function(b){!1===(b&&b.isEuler)&&console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.");
-return this.applyQuaternion(a.setFromEuler(b))}}(),applyAxisAngle:function(){var a=new qa;return function(b,c){return this.applyQuaternion(a.setFromAxisAngle(b,c))}}(),applyMatrix3:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[3]*c+a[6]*d;this.y=a[1]*b+a[4]*c+a[7]*d;this.z=a[2]*b+a[5]*c+a[8]*d;return this},applyMatrix4:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d+a[12];this.y=a[1]*b+a[5]*c+a[9]*d+a[13];this.z=a[2]*b+a[6]*c+a[10]*d+a[14];
-return this.divideScalar(a[3]*b+a[7]*c+a[11]*d+a[15])},applyQuaternion:function(a){var b=this.x,c=this.y,d=this.z,e=a.x,f=a.y,g=a.z;a=a.w;var h=a*b+f*d-g*c,k=a*c+g*b-e*d,m=a*d+e*c-f*b,b=-e*b-f*c-g*d;this.x=h*a+b*-e+k*-g-m*-f;this.y=k*a+b*-f+m*-e-h*-g;this.z=m*a+b*-g+h*-f-k*-e;return this},project:function(){var a=new J;return function(b){a.multiplyMatrices(b.projectionMatrix,a.getInverse(b.matrixWorld));return this.applyMatrix4(a)}}(),unproject:function(){var a=new J;return function(b){a.multiplyMatrices(b.matrixWorld,
-a.getInverse(b.projectionMatrix));return this.applyMatrix4(a)}}(),transformDirection:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d;this.y=a[1]*b+a[5]*c+a[9]*d;this.z=a[2]*b+a[6]*c+a[10]*d;return this.normalize()},divide:function(a){this.x/=a.x;this.y/=a.y;this.z/=a.z;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);this.z=Math.min(this.z,a.z);return this},max:function(a){this.x=
-Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));this.z=Math.max(a.z,Math.min(b.z,this.z));return this},clampScalar:function(){var a=new p,b=new p;return function(c,d){a.set(c,c,c);b.set(d,d,d);return this.clamp(a,b)}}(),clampLength:function(a,b){var c=this.length();return this.multiplyScalar(Math.max(a,Math.min(b,c))/c)},floor:function(){this.x=Math.floor(this.x);
-this.y=Math.floor(this.y);this.z=Math.floor(this.z);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);return this},negate:function(){this.x=-this.x;
-this.y=-this.y;this.z=-this.z;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,b){this.x+=(a.x-this.x)*
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-e*f-c*h;this.z=c*g-d*f;return this},projectOnVector:function(a){var b=a.dot(this)/a.lengthSq();return this.copy(a).multiplyScalar(b)},projectOnPlane:function(){var a=new p;return function(b){a.copy(this).projectOnVector(b);return this.sub(a)}}(),reflect:function(){var a=new p;return function(b){return this.sub(a.copy(b).multiplyScalar(2*this.dot(b)))}}(),angleTo:function(a){a=this.dot(a)/Math.sqrt(this.lengthSq()*a.lengthSq());return Math.acos(Y.clamp(a,-1,1))},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},
-distanceToSquared:function(a){var b=this.x-a.x,c=this.y-a.y;a=this.z-a.z;return b*b+c*c+a*a},distanceToManhattan:function(a){return Math.abs(this.x-a.x)+Math.abs(this.y-a.y)+Math.abs(this.z-a.z)},setFromSpherical:function(a){var b=Math.sin(a.phi)*a.radius;this.x=b*Math.sin(a.theta);this.y=Math.cos(a.phi)*a.radius;this.z=b*Math.cos(a.theta);return this},setFromCylindrical:function(a){this.x=a.radius*Math.sin(a.theta);this.y=a.y;this.z=a.radius*Math.cos(a.theta);return this},setFromMatrixPosition:function(a){return this.setFromMatrixColumn(a,
-3)},setFromMatrixScale:function(a){var b=this.setFromMatrixColumn(a,0).length(),c=this.setFromMatrixColumn(a,1).length();a=this.setFromMatrixColumn(a,2).length();this.x=b;this.y=c;this.z=a;return this},setFromMatrixColumn:function(a,b){return this.fromArray(a.elements,4*b)},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=
-this.x;a[b+1]=this.y;a[b+2]=this.z;return a},fromBufferAttribute:function(a,b,c){void 0!==c&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute().");this.x=a.getX(b);this.y=a.getY(b);this.z=a.getZ(b);return this}});Object.assign(J.prototype,{isMatrix4:!0,set:function(a,b,c,d,e,f,g,h,k,m,u,l,n,r,p,t){var y=this.elements;y[0]=a;y[4]=b;y[8]=c;y[12]=d;y[1]=e;y[5]=f;y[9]=g;y[13]=h;y[2]=k;y[6]=m;y[10]=u;y[14]=l;y[3]=n;y[7]=r;y[11]=p;y[15]=t;return this},identity:function(){this.set(1,
-0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},clone:function(){return(new J).fromArray(this.elements)},copy:function(a){var b=this.elements;a=a.elements;b[0]=a[0];b[1]=a[1];b[2]=a[2];b[3]=a[3];b[4]=a[4];b[5]=a[5];b[6]=a[6];b[7]=a[7];b[8]=a[8];b[9]=a[9];b[10]=a[10];b[11]=a[11];b[12]=a[12];b[13]=a[13];b[14]=a[14];b[15]=a[15];return this},copyPosition:function(a){var b=this.elements;a=a.elements;b[12]=a[12];b[13]=a[13];b[14]=a[14];return this},extractBasis:function(a,b,c){a.setFromMatrixColumn(this,0);
-b.setFromMatrixColumn(this,1);c.setFromMatrixColumn(this,2);return this},makeBasis:function(a,b,c){this.set(a.x,b.x,c.x,0,a.y,b.y,c.y,0,a.z,b.z,c.z,0,0,0,0,1);return this},extractRotation:function(){var a=new p;return function(b){var c=this.elements,d=b.elements,e=1/a.setFromMatrixColumn(b,0).length(),f=1/a.setFromMatrixColumn(b,1).length();b=1/a.setFromMatrixColumn(b,2).length();c[0]=d[0]*e;c[1]=d[1]*e;c[2]=d[2]*e;c[4]=d[4]*f;c[5]=d[5]*f;c[6]=d[6]*f;c[8]=d[8]*b;c[9]=d[9]*b;c[10]=d[10]*b;return this}}(),
-makeRotationFromEuler:function(a){!1===(a&&a.isEuler)&&console.error("THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var b=this.elements,c=a.x,d=a.y,e=a.z,f=Math.cos(c),c=Math.sin(c),g=Math.cos(d),d=Math.sin(d),h=Math.cos(e),e=Math.sin(e);if("XYZ"===a.order){a=f*h;var k=f*e,m=c*h,u=c*e;b[0]=g*h;b[4]=-g*e;b[8]=d;b[1]=k+m*d;b[5]=a-u*d;b[9]=-c*g;b[2]=u-a*d;b[6]=m+k*d;b[10]=f*g}else"YXZ"===a.order?(a=g*h,k=g*e,m=d*h,u=d*e,b[0]=a+u*c,b[4]=m*c-k,b[8]=
-f*d,b[1]=f*e,b[5]=f*h,b[9]=-c,b[2]=k*c-m,b[6]=u+a*c,b[10]=f*g):"ZXY"===a.order?(a=g*h,k=g*e,m=d*h,u=d*e,b[0]=a-u*c,b[4]=-f*e,b[8]=m+k*c,b[1]=k+m*c,b[5]=f*h,b[9]=u-a*c,b[2]=-f*d,b[6]=c,b[10]=f*g):"ZYX"===a.order?(a=f*h,k=f*e,m=c*h,u=c*e,b[0]=g*h,b[4]=m*d-k,b[8]=a*d+u,b[1]=g*e,b[5]=u*d+a,b[9]=k*d-m,b[2]=-d,b[6]=c*g,b[10]=f*g):"YZX"===a.order?(a=f*g,k=f*d,m=c*g,u=c*d,b[0]=g*h,b[4]=u-a*e,b[8]=m*e+k,b[1]=e,b[5]=f*h,b[9]=-c*h,b[2]=-d*h,b[6]=k*e+m,b[10]=a-u*e):"XZY"===a.order&&(a=f*g,k=f*d,m=c*g,u=c*d,b[0]=
-g*h,b[4]=-e,b[8]=d*h,b[1]=a*e+u,b[5]=f*h,b[9]=k*e-m,b[2]=m*e-k,b[6]=c*h,b[10]=u*e+a);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},makeRotationFromQuaternion:function(a){var b=this.elements,c=a._x,d=a._y,e=a._z,f=a._w,g=c+c,h=d+d,k=e+e;a=c*g;var m=c*h,c=c*k,u=d*h,d=d*k,e=e*k,g=f*g,h=f*h,f=f*k;b[0]=1-(u+e);b[4]=m-f;b[8]=c+h;b[1]=m+f;b[5]=1-(a+e);b[9]=d-g;b[2]=c-h;b[6]=d+g;b[10]=1-(a+u);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},lookAt:function(){var a=new p,
-b=new p,c=new p;return function(d,e,f){var g=this.elements;c.subVectors(d,e);0===c.lengthSq()&&(c.z=1);c.normalize();a.crossVectors(f,c);0===a.lengthSq()&&(c.z+=1E-4,a.crossVectors(f,c));a.normalize();b.crossVectors(c,a);g[0]=a.x;g[4]=b.x;g[8]=c.x;g[1]=a.y;g[5]=b.y;g[9]=c.y;g[2]=a.z;g[6]=b.z;g[10]=c.z;return this}}(),multiply:function(a,b){return void 0!==b?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(a,b)):
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-F+l*B+n*P;e[5]=m*O+u*C+l*I+n*K;e[9]=m*S+u*R+l*H+n*W;e[13]=m*E+u*D+l*J+n*d;e[2]=r*w+p*F+t*B+y*P;e[6]=r*O+p*C+t*I+y*K;e[10]=r*S+p*R+t*H+y*W;e[14]=r*E+p*D+t*J+y*d;e[3]=x*w+v*F+G*B+c*P;e[7]=x*O+v*C+G*I+c*K;e[11]=x*S+v*R+G*H+c*W;e[15]=x*E+v*D+G*J+c*d;return this},multiplyScalar:function(a){var b=this.elements;b[0]*=a;b[4]*=a;b[8]*=a;b[12]*=a;b[1]*=a;b[5]*=a;b[9]*=a;b[13]*=a;b[2]*=a;b[6]*=a;b[10]*=a;b[14]*=a;b[3]*=a;b[7]*=a;b[11]*=a;b[15]*=a;return this},applyToBufferAttribute:function(){var a=new p;return function(b){for(var c=
-0,d=b.count;c<d;c++)a.x=b.getX(c),a.y=b.getY(c),a.z=b.getZ(c),a.applyMatrix4(this),b.setXYZ(c,a.x,a.y,a.z);return b}}(),determinant:function(){var a=this.elements,b=a[0],c=a[4],d=a[8],e=a[12],f=a[1],g=a[5],h=a[9],k=a[13],m=a[2],u=a[6],l=a[10],n=a[14];return a[3]*(+e*h*u-d*k*u-e*g*l+c*k*l+d*g*n-c*h*n)+a[7]*(+b*h*n-b*k*l+e*f*l-d*f*n+d*k*m-e*h*m)+a[11]*(+b*k*u-b*g*n-e*f*u+c*f*n+e*g*m-c*k*m)+a[15]*(-d*g*m-b*h*u+b*g*l+d*f*u-c*f*l+c*h*m)},transpose:function(){var a=this.elements,b;b=a[1];a[1]=a[4];a[4]=
-b;b=a[2];a[2]=a[8];a[8]=b;b=a[6];a[6]=a[9];a[9]=b;b=a[3];a[3]=a[12];a[12]=b;b=a[7];a[7]=a[13];a[13]=b;b=a[11];a[11]=a[14];a[14]=b;return this},setPosition:function(a){var b=this.elements;b[12]=a.x;b[13]=a.y;b[14]=a.z;return this},getInverse:function(a,b){var c=this.elements,d=a.elements,e=d[0],f=d[1],g=d[2],h=d[3],k=d[4],m=d[5],l=d[6],q=d[7],n=d[8],r=d[9],p=d[10],t=d[11],y=d[12],x=d[13],v=d[14],d=d[15],G=r*v*q-x*p*q+x*l*t-m*v*t-r*l*d+m*p*d,w=y*p*q-n*v*q-y*l*t+k*v*t+n*l*d-k*p*d,O=n*x*q-y*r*q+y*m*t-
-k*x*t-n*m*d+k*r*d,S=y*r*l-n*x*l-y*m*p+k*x*p+n*m*v-k*r*v,E=e*G+f*w+g*O+h*S;if(0===E){if(!0===b)throw Error("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");return this.identity()}E=1/E;c[0]=G*E;c[1]=(x*p*h-r*v*h-x*g*t+f*v*t+r*g*d-f*p*d)*E;c[2]=(m*v*h-x*l*h+x*g*q-f*v*q-m*g*d+f*l*d)*E;c[3]=(r*l*h-m*p*h-r*g*q+f*p*q+m*g*t-f*l*t)*E;c[4]=w*E;c[5]=(n*v*h-y*p*h+y*g*t-e*v*t-n*g*d+e*p*d)*E;c[6]=(y*l*h-k*v*h-
-y*g*q+e*v*q+k*g*d-e*l*d)*E;c[7]=(k*p*h-n*l*h+n*g*q-e*p*q-k*g*t+e*l*t)*E;c[8]=O*E;c[9]=(y*r*h-n*x*h-y*f*t+e*x*t+n*f*d-e*r*d)*E;c[10]=(k*x*h-y*m*h+y*f*q-e*x*q-k*f*d+e*m*d)*E;c[11]=(n*m*h-k*r*h-n*f*q+e*r*q+k*f*t-e*m*t)*E;c[12]=S*E;c[13]=(n*x*g-y*r*g+y*f*p-e*x*p-n*f*v+e*r*v)*E;c[14]=(y*m*g-k*x*g-y*f*l+e*x*l+k*f*v-e*m*v)*E;c[15]=(k*r*g-n*m*g+n*f*l-e*r*l-k*f*p+e*m*p)*E;return this},scale:function(a){var b=this.elements,c=a.x,d=a.y;a=a.z;b[0]*=c;b[4]*=d;b[8]*=a;b[1]*=c;b[5]*=d;b[9]*=a;b[2]*=c;b[6]*=d;b[10]*=
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-b,c,d,e,f){var g=this.elements,h=1/(b-a),k=1/(c-d),m=1/(f-e);g[0]=2*h;g[4]=0;g[8]=0;g[12]=-((b+a)*h);g[1]=0;g[5]=2*k;g[9]=0;g[13]=-((c+d)*k);g[2]=0;g[6]=0;g[10]=-2*m;g[14]=-((f+e)*m);g[3]=0;g[7]=0;g[11]=0;g[15]=1;return this},equals:function(a){var b=this.elements;a=a.elements;for(var c=0;16>c;c++)if(b[c]!==a[c])return!1;return!0},fromArray:function(a,b){void 0===b&&(b=0);for(var c=0;16>c;c++)this.elements[c]=a[c+b];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);var c=this.elements;
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-a}});var De=new X,Ee=new Za,ye=[],Ae=[],Ce=new Float32Array(16),Be=new Float32Array(9);Ie.prototype.setValue=function(a,b){for(var c=this.seq,d=0,e=c.length;d!==e;++d){var f=c[d];f.setValue(a,b[f.id])}};var Qd=/([\w\d_]+)(\])?(\[|\.)?/g;fb.prototype.setValue=function(a,b,c){b=this.map[b];void 0!==b&&b.setValue(a,c,this.renderer)};fb.prototype.setOptional=function(a,b,c){b=b[c];void 0!==b&&this.setValue(a,c,b)};fb.upload=function(a,b,c,d){for(var e=0,f=b.length;e!==f;++e){var g=b[e],h=c[g.id];!1!==
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-darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,
-fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,
-lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,
-navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,
-slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074};Object.assign(H.prototype,{isColor:!0,r:1,g:1,b:1,set:function(a){a&&a.isColor?this.copy(a):"number"===typeof a?this.setHex(a):"string"===typeof a&&this.setStyle(a);return this},setScalar:function(a){this.b=this.g=this.r=
-a;return this},setHex:function(a){a=Math.floor(a);this.r=(a>>16&255)/255;this.g=(a>>8&255)/255;this.b=(a&255)/255;return this},setRGB:function(a,b,c){this.r=a;this.g=b;this.b=c;return this},setHSL:function(){function a(a,c,d){0>d&&(d+=1);1<d&&--d;return d<1/6?a+6*(c-a)*d:.5>d?c:d<2/3?a+6*(c-a)*(2/3-d):a}return function(b,c,d){b=Y.euclideanModulo(b,1);c=Y.clamp(c,0,1);d=Y.clamp(d,0,1);0===c?this.r=this.g=this.b=d:(c=.5>=d?d*(1+c):d+c-d*c,d=2*d-c,this.r=a(d,c,b+1/3),this.g=a(d,c,b),this.b=a(d,c,b-1/
-3));return this}}(),setStyle:function(a){function b(b){void 0!==b&&1>parseFloat(b)&&console.warn("THREE.Color: Alpha component of "+a+" will be ignored.")}var c;if(c=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(a)){var d=c[2];switch(c[1]){case "rgb":case "rgba":if(c=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(d))return this.r=Math.min(255,parseInt(c[1],10))/255,this.g=Math.min(255,parseInt(c[2],10))/255,this.b=Math.min(255,parseInt(c[3],10))/255,b(c[5]),this;if(c=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(d))return this.r=
-Math.min(100,parseInt(c[1],10))/100,this.g=Math.min(100,parseInt(c[2],10))/100,this.b=Math.min(100,parseInt(c[3],10))/100,b(c[5]),this;break;case "hsl":case "hsla":if(c=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(d)){var d=parseFloat(c[1])/360,e=parseInt(c[2],10)/100,f=parseInt(c[3],10)/100;b(c[5]);return this.setHSL(d,e,f)}}}else if(c=/^\#([A-Fa-f0-9]+)$/.exec(a)){c=c[1];d=c.length;if(3===d)return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+
-c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===d)return this.r=parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}a&&0<a.length&&(c=kg[a],void 0!==c?this.setHex(c):console.warn("THREE.Color: Unknown color "+a));return this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(a){this.r=a.r;this.g=a.g;this.b=a.b;return this},copyGammaToLinear:function(a,
-b){void 0===b&&(b=2);this.r=Math.pow(a.r,b);this.g=Math.pow(a.g,b);this.b=Math.pow(a.b,b);return this},copyLinearToGamma:function(a,b){void 0===b&&(b=2);var c=0<b?1/b:1;this.r=Math.pow(a.r,c);this.g=Math.pow(a.g,c);this.b=Math.pow(a.b,c);return this},convertGammaToLinear:function(){var a=this.r,b=this.g,c=this.b;this.r=a*a;this.g=b*b;this.b=c*c;return this},convertLinearToGamma:function(){this.r=Math.sqrt(this.r);this.g=Math.sqrt(this.g);this.b=Math.sqrt(this.b);return this},getHex:function(){return 255*
-this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(a){a=a||{h:0,s:0,l:0};var b=this.r,c=this.g,d=this.b,e=Math.max(b,c,d),f=Math.min(b,c,d),g,h=(f+e)/2;if(f===e)f=g=0;else{var k=e-f,f=.5>=h?k/(e+f):k/(2-e-f);switch(e){case b:g=(c-d)/k+(c<d?6:0);break;case c:g=(d-b)/k+2;break;case d:g=(b-c)/k+4}g/=6}a.h=g;a.s=f;a.l=h;return a},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},
-offsetHSL:function(a,b,c){var d=this.getHSL();d.h+=a;d.s+=b;d.l+=c;this.setHSL(d.h,d.s,d.l);return this},add:function(a){this.r+=a.r;this.g+=a.g;this.b+=a.b;return this},addColors:function(a,b){this.r=a.r+b.r;this.g=a.g+b.g;this.b=a.b+b.b;return this},addScalar:function(a){this.r+=a;this.g+=a;this.b+=a;return this},sub:function(a){this.r=Math.max(0,this.r-a.r);this.g=Math.max(0,this.g-a.g);this.b=Math.max(0,this.b-a.b);return this},multiply:function(a){this.r*=a.r;this.g*=a.g;this.b*=a.b;return this},
-multiplyScalar:function(a){this.r*=a;this.g*=a;this.b*=a;return this},lerp:function(a,b){this.r+=(a.r-this.r)*b;this.g+=(a.g-this.g)*b;this.b+=(a.b-this.b)*b;return this},equals:function(a){return a.r===this.r&&a.g===this.g&&a.b===this.b},fromArray:function(a,b){void 0===b&&(b=0);this.r=a[b];this.g=a[b+1];this.b=a[b+2];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.r;a[b+1]=this.g;a[b+2]=this.b;return a},toJSON:function(){return this.getHex()}});var V={common:{diffuse:{value:new H(15658734)},
-opacity:{value:1},map:{value:null},offsetRepeat:{value:new ga(0,0,1,1)},specularMap:{value:null},alphaMap:{value:null},envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new D(1,1)}},displacementmap:{displacementMap:{value:null},
-displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:2.5E-4},fogNear:{value:1},fogFar:{value:2E3},fogColor:{value:new H(16777215)}},lights:{ambientLightColor:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},
-spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],
-properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new H(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},offsetRepeat:{value:new ga(0,0,1,1)}}},Ha={merge:function(a){for(var b={},c=0;c<a.length;c++){var d=this.clone(a[c]),e;for(e in d)b[e]=d[e]}return b},clone:function(a){var b={},c;for(c in a){b[c]={};for(var d in a[c]){var e=a[c][d];e&&(e.isColor||e.isMatrix3||e.isMatrix4||e.isVector2||e.isVector3||e.isVector4||e.isTexture)?b[c][d]=e.clone():
-Array.isArray(e)?b[c][d]=e.slice():b[c][d]=e}}return b}},U={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif\n",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif\n",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif\n",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif\n",
+a.z);this.w=Math.max(this.w,a.w);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));this.z=Math.max(a.z,Math.min(b.z,this.z));this.w=Math.max(a.w,Math.min(b.w,this.w));return this},clampScalar:function(){var a,b;return function(c,d){void 0===a&&(a=new fa,b=new fa);a.set(c,c,c,c);b.set(d,d,d,d);return this.clamp(a,b)}}(),clampLength:function(a,b){var c=this.length();return this.divideScalar(c||1).multiplyScalar(Math.max(a,Math.min(b,
+c)))},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);this.w=Math.floor(this.w);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);this.w=Math.ceil(this.w);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);this.w=Math.round(this.w);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):
+Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);this.w=0>this.w?Math.ceil(this.w):Math.floor(this.w);return this},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z;this.w=-this.w;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z+this.w*a.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},lengthManhattan:function(){return Math.abs(this.x)+
+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(a){return this.normalize().multiplyScalar(a)},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;this.w+=(a.w-this.w)*b;return this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z&&a.w===this.w},fromArray:function(a,b){void 0===
+b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];this.w=a[b+3];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;a[b+3]=this.w;return a},fromBufferAttribute:function(a,b,c){void 0!==c&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute().");this.x=a.getX(b);this.y=a.getY(b);this.z=a.getZ(b);this.w=a.getW(b);return this}});Object.assign(Cb.prototype,xa.prototype,{isWebGLRenderTarget:!0,setSize:function(a,b){if(this.width!==
+a||this.height!==b)this.width=a,this.height=b,this.dispose();this.viewport.set(0,0,a,b);this.scissor.set(0,0,a,b)},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.width=a.width;this.height=a.height;this.viewport.copy(a.viewport);this.texture=a.texture.clone();this.depthBuffer=a.depthBuffer;this.stencilBuffer=a.stencilBuffer;this.depthTexture=a.depthTexture;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});Db.prototype=Object.create(Cb.prototype);
+Db.prototype.constructor=Db;Db.prototype.isWebGLRenderTargetCube=!0;Object.assign(oa,{slerp:function(a,b,c,d){return c.copy(a).slerp(b,d)},slerpFlat:function(a,b,c,d,e,f,g){var h=c[d+0],k=c[d+1],m=c[d+2];c=c[d+3];d=e[f+0];var q=e[f+1],l=e[f+2];e=e[f+3];if(c!==e||h!==d||k!==q||m!==l){f=1-g;var p=h*d+k*q+m*l+c*e,r=0<=p?1:-1,n=1-p*p;n>Number.EPSILON&&(n=Math.sqrt(n),p=Math.atan2(n,p*r),f=Math.sin(f*p)/n,g=Math.sin(g*p)/n);r*=g;h=h*f+d*r;k=k*f+q*r;m=m*f+l*r;c=c*f+e*r;f===1-g&&(g=1/Math.sqrt(h*h+k*k+m*
+m+c*c),h*=g,k*=g,m*=g,c*=g)}a[b]=h;a[b+1]=k;a[b+2]=m;a[b+3]=c}});Object.defineProperties(oa.prototype,{x:{get:function(){return this._x},set:function(a){this._x=a;this.onChangeCallback()}},y:{get:function(){return this._y},set:function(a){this._y=a;this.onChangeCallback()}},z:{get:function(){return this._z},set:function(a){this._z=a;this.onChangeCallback()}},w:{get:function(){return this._w},set:function(a){this._w=a;this.onChangeCallback()}}});Object.assign(oa.prototype,{set:function(a,b,c,d){this._x=
+a;this._y=b;this._z=c;this._w=d;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(a){this._x=a.x;this._y=a.y;this._z=a.z;this._w=a.w;this.onChangeCallback();return this},setFromEuler:function(a,b){if(!a||!a.isEuler)throw Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var c=a._x,d=a._y,e=a._z,f=a.order,g=Math.cos,h=Math.sin,k=g(c/2),m=g(d/2),g=g(e/2),c=h(c/2),d=
+h(d/2),e=h(e/2);"XYZ"===f?(this._x=c*m*g+k*d*e,this._y=k*d*g-c*m*e,this._z=k*m*e+c*d*g,this._w=k*m*g-c*d*e):"YXZ"===f?(this._x=c*m*g+k*d*e,this._y=k*d*g-c*m*e,this._z=k*m*e-c*d*g,this._w=k*m*g+c*d*e):"ZXY"===f?(this._x=c*m*g-k*d*e,this._y=k*d*g+c*m*e,this._z=k*m*e+c*d*g,this._w=k*m*g-c*d*e):"ZYX"===f?(this._x=c*m*g-k*d*e,this._y=k*d*g+c*m*e,this._z=k*m*e-c*d*g,this._w=k*m*g+c*d*e):"YZX"===f?(this._x=c*m*g+k*d*e,this._y=k*d*g+c*m*e,this._z=k*m*e-c*d*g,this._w=k*m*g-c*d*e):"XZY"===f&&(this._x=c*m*g-
+k*d*e,this._y=k*d*g-c*m*e,this._z=k*m*e+c*d*g,this._w=k*m*g+c*d*e);if(!1!==b)this.onChangeCallback();return this},setFromAxisAngle:function(a,b){var c=b/2,d=Math.sin(c);this._x=a.x*d;this._y=a.y*d;this._z=a.z*d;this._w=Math.cos(c);this.onChangeCallback();return this},setFromRotationMatrix:function(a){var b=a.elements,c=b[0];a=b[4];var d=b[8],e=b[1],f=b[5],g=b[9],h=b[2],k=b[6],b=b[10],m=c+f+b;0<m?(c=.5/Math.sqrt(m+1),this._w=.25/c,this._x=(k-g)*c,this._y=(d-h)*c,this._z=(e-a)*c):c>f&&c>b?(c=2*Math.sqrt(1+
+c-f-b),this._w=(k-g)/c,this._x=.25*c,this._y=(a+e)/c,this._z=(d+h)/c):f>b?(c=2*Math.sqrt(1+f-c-b),this._w=(d-h)/c,this._x=(a+e)/c,this._y=.25*c,this._z=(g+k)/c):(c=2*Math.sqrt(1+b-c-f),this._w=(e-a)/c,this._x=(d+h)/c,this._y=(g+k)/c,this._z=.25*c);this.onChangeCallback();return this},setFromUnitVectors:function(){var a=new n,b;return function(c,d){void 0===a&&(a=new n);b=c.dot(d)+1;1E-6>b?(b=0,Math.abs(c.x)>Math.abs(c.z)?a.set(-c.y,c.x,0):a.set(0,-c.z,c.y)):a.crossVectors(c,d);this._x=a.x;this._y=
+a.y;this._z=a.z;this._w=b;return this.normalize()}}(),inverse:function(){return this.conjugate().normalize()},conjugate:function(){this._x*=-1;this._y*=-1;this._z*=-1;this.onChangeCallback();return this},dot:function(a){return this._x*a._x+this._y*a._y+this._z*a._z+this._w*a._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var a=this.length();
+0===a?(this._z=this._y=this._x=0,this._w=1):(a=1/a,this._x*=a,this._y*=a,this._z*=a,this._w*=a);this.onChangeCallback();return this},multiply:function(a,b){return void 0!==b?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(a,b)):this.multiplyQuaternions(this,a)},premultiply:function(a){return this.multiplyQuaternions(a,this)},multiplyQuaternions:function(a,b){var c=a._x,d=a._y,e=a._z,f=a._w,g=b._x,h=b._y,
+k=b._z,m=b._w;this._x=c*m+f*g+d*k-e*h;this._y=d*m+f*h+e*g-c*k;this._z=e*m+f*k+c*h-d*g;this._w=f*m-c*g-d*h-e*k;this.onChangeCallback();return this},slerp:function(a,b){if(0===b)return this;if(1===b)return this.copy(a);var c=this._x,d=this._y,e=this._z,f=this._w,g=f*a._w+c*a._x+d*a._y+e*a._z;0>g?(this._w=-a._w,this._x=-a._x,this._y=-a._y,this._z=-a._z,g=-g):this.copy(a);if(1<=g)return this._w=f,this._x=c,this._y=d,this._z=e,this;var h=Math.sqrt(1-g*g);if(.001>Math.abs(h))return this._w=.5*(f+this._w),
+this._x=.5*(c+this._x),this._y=.5*(d+this._y),this._z=.5*(e+this._z),this;var k=Math.atan2(h,g),g=Math.sin((1-b)*k)/h,h=Math.sin(b*k)/h;this._w=f*g+this._w*h;this._x=c*g+this._x*h;this._y=d*g+this._y*h;this._z=e*g+this._z*h;this.onChangeCallback();return this},equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._w===this._w},fromArray:function(a,b){void 0===b&&(b=0);this._x=a[b];this._y=a[b+1];this._z=a[b+2];this._w=a[b+3];this.onChangeCallback();return this},toArray:function(a,
+b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._w;return a},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}});Object.assign(n.prototype,{isVector3:!0,set:function(a,b,c){this.x=a;this.y=b;this.z=c;return this},setScalar:function(a){this.z=this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},setComponent:function(a,b){switch(a){case 0:this.x=
+b;break;case 1:this.y=b;break;case 2:this.z=b;break;default:throw Error("index is out of range: "+a);}return this},getComponent:function(a){switch(a){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),
+this.addVectors(a,b);this.x+=a.x;this.y+=a.y;this.z+=a.z;return this},addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;return this},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this},addScaledVector:function(a,b){this.x+=a.x*b;this.y+=a.y*b;this.z+=a.z*b;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-=a.x;this.y-=a.y;this.z-=a.z;
+return this},subScalar:function(a){this.x-=a;this.y-=a;this.z-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;return this},multiply:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(a,b);this.x*=a.x;this.y*=a.y;this.z*=a.z;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;this.z*=a;return this},multiplyVectors:function(a,b){this.x=a.x*
+b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},applyEuler:function(){var a=new oa;return function(b){b&&b.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.");return this.applyQuaternion(a.setFromEuler(b))}}(),applyAxisAngle:function(){var a=new oa;return function(b,c){return this.applyQuaternion(a.setFromAxisAngle(b,c))}}(),applyMatrix3:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[3]*c+a[6]*d;this.y=a[1]*
+b+a[4]*c+a[7]*d;this.z=a[2]*b+a[5]*c+a[8]*d;return this},applyMatrix4:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;var e=1/(a[3]*b+a[7]*c+a[11]*d+a[15]);this.x=(a[0]*b+a[4]*c+a[8]*d+a[12])*e;this.y=(a[1]*b+a[5]*c+a[9]*d+a[13])*e;this.z=(a[2]*b+a[6]*c+a[10]*d+a[14])*e;return this},applyQuaternion:function(a){var b=this.x,c=this.y,d=this.z,e=a.x,f=a.y,g=a.z;a=a.w;var h=a*b+f*d-g*c,k=a*c+g*b-e*d,m=a*d+e*c-f*b,b=-e*b-f*c-g*d;this.x=h*a+b*-e+k*-g-m*-f;this.y=k*a+b*-f+m*-e-h*-g;this.z=m*a+b*
+-g+h*-f-k*-e;return this},project:function(){var a=new K;return function(b){a.multiplyMatrices(b.projectionMatrix,a.getInverse(b.matrixWorld));return this.applyMatrix4(a)}}(),unproject:function(){var a=new K;return function(b){a.multiplyMatrices(b.matrixWorld,a.getInverse(b.projectionMatrix));return this.applyMatrix4(a)}}(),transformDirection:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d;this.y=a[1]*b+a[5]*c+a[9]*d;this.z=a[2]*b+a[6]*c+a[10]*d;return this.normalize()},
+divide:function(a){this.x/=a.x;this.y/=a.y;this.z/=a.z;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);this.z=Math.min(this.z,a.z);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));this.z=Math.max(a.z,Math.min(b.z,this.z));return this},
+clampScalar:function(){var a=new n,b=new n;return function(c,d){a.set(c,c,c);b.set(d,d,d);return this.clamp(a,b)}}(),clampLength:function(a,b){var c=this.length();return this.divideScalar(c||1).multiplyScalar(Math.max(a,Math.min(b,c)))},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);
+this.z=Math.round(this.z);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);return this},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*
+this.z)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(a){return this.normalize().multiplyScalar(a)},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;return this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},cross:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),
+this.crossVectors(a,b);var c=this.x,d=this.y,e=this.z;this.x=d*a.z-e*a.y;this.y=e*a.x-c*a.z;this.z=c*a.y-d*a.x;return this},crossVectors:function(a,b){var c=a.x,d=a.y,e=a.z,f=b.x,g=b.y,h=b.z;this.x=d*h-e*g;this.y=e*f-c*h;this.z=c*g-d*f;return this},projectOnVector:function(a){var b=a.dot(this)/a.lengthSq();return this.copy(a).multiplyScalar(b)},projectOnPlane:function(){var a=new n;return function(b){a.copy(this).projectOnVector(b);return this.sub(a)}}(),reflect:function(){var a=new n;return function(b){return this.sub(a.copy(b).multiplyScalar(2*
+this.dot(b)))}}(),angleTo:function(a){a=this.dot(a)/Math.sqrt(this.lengthSq()*a.lengthSq());return Math.acos(Y.clamp(a,-1,1))},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x,c=this.y-a.y;a=this.z-a.z;return b*b+c*c+a*a},distanceToManhattan:function(a){return Math.abs(this.x-a.x)+Math.abs(this.y-a.y)+Math.abs(this.z-a.z)},setFromSpherical:function(a){var b=Math.sin(a.phi)*a.radius;this.x=b*Math.sin(a.theta);this.y=Math.cos(a.phi)*
+a.radius;this.z=b*Math.cos(a.theta);return this},setFromCylindrical:function(a){this.x=a.radius*Math.sin(a.theta);this.y=a.y;this.z=a.radius*Math.cos(a.theta);return this},setFromMatrixPosition:function(a){a=a.elements;this.x=a[12];this.y=a[13];this.z=a[14];return this},setFromMatrixScale:function(a){var b=this.setFromMatrixColumn(a,0).length(),c=this.setFromMatrixColumn(a,1).length();a=this.setFromMatrixColumn(a,2).length();this.x=b;this.y=c;this.z=a;return this},setFromMatrixColumn:function(a,b){return this.fromArray(a.elements,
+4*b)},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;return a},fromBufferAttribute:function(a,b,c){void 0!==c&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute().");this.x=a.getX(b);this.y=a.getY(b);this.z=a.getZ(b);return this}});Object.assign(K.prototype,
+{isMatrix4:!0,set:function(a,b,c,d,e,f,g,h,k,m,q,l,p,r,n,t){var y=this.elements;y[0]=a;y[4]=b;y[8]=c;y[12]=d;y[1]=e;y[5]=f;y[9]=g;y[13]=h;y[2]=k;y[6]=m;y[10]=q;y[14]=l;y[3]=p;y[7]=r;y[11]=n;y[15]=t;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},clone:function(){return(new K).fromArray(this.elements)},copy:function(a){var b=this.elements;a=a.elements;b[0]=a[0];b[1]=a[1];b[2]=a[2];b[3]=a[3];b[4]=a[4];b[5]=a[5];b[6]=a[6];b[7]=a[7];b[8]=a[8];b[9]=a[9];b[10]=a[10];
+b[11]=a[11];b[12]=a[12];b[13]=a[13];b[14]=a[14];b[15]=a[15];return this},copyPosition:function(a){var b=this.elements;a=a.elements;b[12]=a[12];b[13]=a[13];b[14]=a[14];return this},extractBasis:function(a,b,c){a.setFromMatrixColumn(this,0);b.setFromMatrixColumn(this,1);c.setFromMatrixColumn(this,2);return this},makeBasis:function(a,b,c){this.set(a.x,b.x,c.x,0,a.y,b.y,c.y,0,a.z,b.z,c.z,0,0,0,0,1);return this},extractRotation:function(){var a=new n;return function(b){var c=this.elements,d=b.elements,
+e=1/a.setFromMatrixColumn(b,0).length(),f=1/a.setFromMatrixColumn(b,1).length();b=1/a.setFromMatrixColumn(b,2).length();c[0]=d[0]*e;c[1]=d[1]*e;c[2]=d[2]*e;c[4]=d[4]*f;c[5]=d[5]*f;c[6]=d[6]*f;c[8]=d[8]*b;c[9]=d[9]*b;c[10]=d[10]*b;return this}}(),makeRotationFromEuler:function(a){a&&a.isEuler||console.error("THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var b=this.elements,c=a.x,d=a.y,e=a.z,f=Math.cos(c),c=Math.sin(c),g=Math.cos(d),d=Math.sin(d),
+h=Math.cos(e),e=Math.sin(e);if("XYZ"===a.order){a=f*h;var k=f*e,m=c*h,q=c*e;b[0]=g*h;b[4]=-g*e;b[8]=d;b[1]=k+m*d;b[5]=a-q*d;b[9]=-c*g;b[2]=q-a*d;b[6]=m+k*d;b[10]=f*g}else"YXZ"===a.order?(a=g*h,k=g*e,m=d*h,q=d*e,b[0]=a+q*c,b[4]=m*c-k,b[8]=f*d,b[1]=f*e,b[5]=f*h,b[9]=-c,b[2]=k*c-m,b[6]=q+a*c,b[10]=f*g):"ZXY"===a.order?(a=g*h,k=g*e,m=d*h,q=d*e,b[0]=a-q*c,b[4]=-f*e,b[8]=m+k*c,b[1]=k+m*c,b[5]=f*h,b[9]=q-a*c,b[2]=-f*d,b[6]=c,b[10]=f*g):"ZYX"===a.order?(a=f*h,k=f*e,m=c*h,q=c*e,b[0]=g*h,b[4]=m*d-k,b[8]=a*
+d+q,b[1]=g*e,b[5]=q*d+a,b[9]=k*d-m,b[2]=-d,b[6]=c*g,b[10]=f*g):"YZX"===a.order?(a=f*g,k=f*d,m=c*g,q=c*d,b[0]=g*h,b[4]=q-a*e,b[8]=m*e+k,b[1]=e,b[5]=f*h,b[9]=-c*h,b[2]=-d*h,b[6]=k*e+m,b[10]=a-q*e):"XZY"===a.order&&(a=f*g,k=f*d,m=c*g,q=c*d,b[0]=g*h,b[4]=-e,b[8]=d*h,b[1]=a*e+q,b[5]=f*h,b[9]=k*e-m,b[2]=m*e-k,b[6]=c*h,b[10]=q*e+a);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},makeRotationFromQuaternion:function(a){var b=this.elements,c=a._x,d=a._y,e=a._z,f=a._w,g=c+c,h=d+d,k=e+e;a=
+c*g;var m=c*h,c=c*k,q=d*h,d=d*k,e=e*k,g=f*g,h=f*h,f=f*k;b[0]=1-(q+e);b[4]=m-f;b[8]=c+h;b[1]=m+f;b[5]=1-(a+e);b[9]=d-g;b[2]=c-h;b[6]=d+g;b[10]=1-(a+q);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},lookAt:function(){var a=new n,b=new n,c=new n;return function(d,e,f){var g=this.elements;c.subVectors(d,e);0===c.lengthSq()&&(c.z=1);c.normalize();a.crossVectors(f,c);0===a.lengthSq()&&(1===Math.abs(f.z)?c.x+=1E-4:c.z+=1E-4,c.normalize(),a.crossVectors(f,c));a.normalize();b.crossVectors(c,
+a);g[0]=a.x;g[4]=b.x;g[8]=c.x;g[1]=a.y;g[5]=b.y;g[9]=c.y;g[2]=a.z;g[6]=b.z;g[10]=c.z;return this}}(),multiply:function(a,b){return void 0!==b?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(a,b)):this.multiplyMatrices(this,a)},premultiply:function(a){return this.multiplyMatrices(a,this)},multiplyMatrices:function(a,b){var c=a.elements,d=b.elements,e=this.elements,f=c[0],g=c[4],h=c[8],k=c[12],m=c[1],q=c[5],l=c[9],
+p=c[13],r=c[2],n=c[6],t=c[10],y=c[14],x=c[3],u=c[7],H=c[11],c=c[15],w=d[0],I=d[4],W=d[8],D=d[12],O=d[1],B=d[5],F=d[9],C=d[13],z=d[2],E=d[6],G=d[10],K=d[14],P=d[3],M=d[7],V=d[11],d=d[15];e[0]=f*w+g*O+h*z+k*P;e[4]=f*I+g*B+h*E+k*M;e[8]=f*W+g*F+h*G+k*V;e[12]=f*D+g*C+h*K+k*d;e[1]=m*w+q*O+l*z+p*P;e[5]=m*I+q*B+l*E+p*M;e[9]=m*W+q*F+l*G+p*V;e[13]=m*D+q*C+l*K+p*d;e[2]=r*w+n*O+t*z+y*P;e[6]=r*I+n*B+t*E+y*M;e[10]=r*W+n*F+t*G+y*V;e[14]=r*D+n*C+t*K+y*d;e[3]=x*w+u*O+H*z+c*P;e[7]=x*I+u*B+H*E+c*M;e[11]=x*W+u*F+H*G+
+c*V;e[15]=x*D+u*C+H*K+c*d;return this},multiplyScalar:function(a){var b=this.elements;b[0]*=a;b[4]*=a;b[8]*=a;b[12]*=a;b[1]*=a;b[5]*=a;b[9]*=a;b[13]*=a;b[2]*=a;b[6]*=a;b[10]*=a;b[14]*=a;b[3]*=a;b[7]*=a;b[11]*=a;b[15]*=a;return this},applyToBufferAttribute:function(){var a=new n;return function(b){for(var c=0,d=b.count;c<d;c++)a.x=b.getX(c),a.y=b.getY(c),a.z=b.getZ(c),a.applyMatrix4(this),b.setXYZ(c,a.x,a.y,a.z);return b}}(),determinant:function(){var a=this.elements,b=a[0],c=a[4],d=a[8],e=a[12],f=
+a[1],g=a[5],h=a[9],k=a[13],m=a[2],q=a[6],l=a[10],p=a[14];return a[3]*(+e*h*q-d*k*q-e*g*l+c*k*l+d*g*p-c*h*p)+a[7]*(+b*h*p-b*k*l+e*f*l-d*f*p+d*k*m-e*h*m)+a[11]*(+b*k*q-b*g*p-e*f*q+c*f*p+e*g*m-c*k*m)+a[15]*(-d*g*m-b*h*q+b*g*l+d*f*q-c*f*l+c*h*m)},transpose:function(){var a=this.elements,b;b=a[1];a[1]=a[4];a[4]=b;b=a[2];a[2]=a[8];a[8]=b;b=a[6];a[6]=a[9];a[9]=b;b=a[3];a[3]=a[12];a[12]=b;b=a[7];a[7]=a[13];a[13]=b;b=a[11];a[11]=a[14];a[14]=b;return this},setPosition:function(a){var b=this.elements;b[12]=
+a.x;b[13]=a.y;b[14]=a.z;return this},getInverse:function(a,b){var c=this.elements,d=a.elements,e=d[0],f=d[1],g=d[2],h=d[3],k=d[4],m=d[5],q=d[6],l=d[7],p=d[8],r=d[9],n=d[10],t=d[11],y=d[12],x=d[13],u=d[14],d=d[15],H=r*u*l-x*n*l+x*q*t-m*u*t-r*q*d+m*n*d,w=y*n*l-p*u*l-y*q*t+k*u*t+p*q*d-k*n*d,I=p*x*l-y*r*l+y*m*t-k*x*t-p*m*d+k*r*d,W=y*r*q-p*x*q-y*m*n+k*x*n+p*m*u-k*r*u,D=e*H+f*w+g*I+h*W;if(0===D){if(!0===b)throw Error("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");
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+n-p*f*u+e*r*u)*D;c[14]=(y*m*g-k*x*g-y*f*q+e*x*q+k*f*u-e*m*u)*D;c[15]=(k*r*g-p*m*g+p*f*q-e*r*q-k*f*n+e*m*n)*D;return this},scale:function(a){var b=this.elements,c=a.x,d=a.y;a=a.z;b[0]*=c;b[4]*=d;b[8]*=a;b[1]*=c;b[5]*=d;b[9]*=a;b[2]*=c;b[6]*=d;b[10]*=a;b[3]*=c;b[7]*=d;b[11]*=a;return this},getMaxScaleOnAxis:function(){var a=this.elements;return Math.sqrt(Math.max(a[0]*a[0]+a[1]*a[1]+a[2]*a[2],a[4]*a[4]+a[5]*a[5]+a[6]*a[6],a[8]*a[8]+a[9]*a[9]+a[10]*a[10]))},makeTranslation:function(a,b,c){this.set(1,
+0,0,a,0,1,0,b,0,0,1,c,0,0,0,1);return this},makeRotationX:function(a){var b=Math.cos(a);a=Math.sin(a);this.set(1,0,0,0,0,b,-a,0,0,a,b,0,0,0,0,1);return this},makeRotationY:function(a){var b=Math.cos(a);a=Math.sin(a);this.set(b,0,a,0,0,1,0,0,-a,0,b,0,0,0,0,1);return this},makeRotationZ:function(a){var b=Math.cos(a);a=Math.sin(a);this.set(b,-a,0,0,a,b,0,0,0,0,1,0,0,0,0,1);return this},makeRotationAxis:function(a,b){var c=Math.cos(b),d=Math.sin(b),e=1-c,f=a.x,g=a.y,h=a.z,k=e*f,m=e*g;this.set(k*f+c,k*
+g-d*h,k*h+d*g,0,k*g+d*h,m*g+c,m*h-d*f,0,k*h-d*g,m*h+d*f,e*h*h+c,0,0,0,0,1);return this},makeScale:function(a,b,c){this.set(a,0,0,0,0,b,0,0,0,0,c,0,0,0,0,1);return this},makeShear:function(a,b,c){this.set(1,b,c,0,a,1,c,0,a,b,1,0,0,0,0,1);return this},compose:function(a,b,c){this.makeRotationFromQuaternion(b);this.scale(c);this.setPosition(a);return this},decompose:function(){var a=new n,b=new K;return function(c,d,e){var f=this.elements,g=a.set(f[0],f[1],f[2]).length(),h=a.set(f[4],f[5],f[6]).length(),
+k=a.set(f[8],f[9],f[10]).length();0>this.determinant()&&(g=-g);c.x=f[12];c.y=f[13];c.z=f[14];b.copy(this);c=1/g;var f=1/h,m=1/k;b.elements[0]*=c;b.elements[1]*=c;b.elements[2]*=c;b.elements[4]*=f;b.elements[5]*=f;b.elements[6]*=f;b.elements[8]*=m;b.elements[9]*=m;b.elements[10]*=m;d.setFromRotationMatrix(b);e.x=g;e.y=h;e.z=k;return this}}(),makePerspective:function(a,b,c,d,e,f){void 0===f&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");
+var g=this.elements;g[0]=2*e/(b-a);g[4]=0;g[8]=(b+a)/(b-a);g[12]=0;g[1]=0;g[5]=2*e/(c-d);g[9]=(c+d)/(c-d);g[13]=0;g[2]=0;g[6]=0;g[10]=-(f+e)/(f-e);g[14]=-2*f*e/(f-e);g[3]=0;g[7]=0;g[11]=-1;g[15]=0;return this},makeOrthographic:function(a,b,c,d,e,f){var g=this.elements,h=1/(b-a),k=1/(c-d),m=1/(f-e);g[0]=2*h;g[4]=0;g[8]=0;g[12]=-((b+a)*h);g[1]=0;g[5]=2*k;g[9]=0;g[13]=-((c+d)*k);g[2]=0;g[6]=0;g[10]=-2*m;g[14]=-((f+e)*m);g[3]=0;g[7]=0;g[11]=0;g[15]=1;return this},equals:function(a){var b=this.elements;
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+db.prototype.constructor=db;db.prototype.isDataTexture=!0;Xa.prototype=Object.create(ba.prototype);Xa.prototype.constructor=Xa;Xa.prototype.isCubeTexture=!0;Object.defineProperty(Xa.prototype,"images",{get:function(){return this.image},set:function(a){this.image=a}});var Ce=new ba,De=new Xa,xe=[],ze=[],Be=new Float32Array(16),Ae=new Float32Array(9);He.prototype.setValue=function(a,b){for(var c=this.seq,d=0,e=c.length;d!==e;++d){var f=c[d];f.setValue(a,b[f.id])}};var Pd=/([\w\d_]+)(\])?(\[|\.)?/g;
+eb.prototype.setValue=function(a,b,c){b=this.map[b];void 0!==b&&b.setValue(a,c,this.renderer)};eb.prototype.setOptional=function(a,b,c){b=b[c];void 0!==b&&this.setValue(a,c,b)};eb.upload=function(a,b,c,d){for(var e=0,f=b.length;e!==f;++e){var g=b[e],h=c[g.id];!1!==h.needsUpdate&&g.setValue(a,h.value,d)}};eb.seqWithValue=function(a,b){for(var c=[],d=0,e=a.length;d!==e;++d){var f=a[d];f.id in b&&c.push(f)}return c};var lg={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,
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+khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,
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+yellow:16776960,yellowgreen:10145074};Object.assign(G.prototype,{isColor:!0,r:1,g:1,b:1,set:function(a){a&&a.isColor?this.copy(a):"number"===typeof a?this.setHex(a):"string"===typeof a&&this.setStyle(a);return this},setScalar:function(a){this.b=this.g=this.r=a;return this},setHex:function(a){a=Math.floor(a);this.r=(a>>16&255)/255;this.g=(a>>8&255)/255;this.b=(a&255)/255;return this},setRGB:function(a,b,c){this.r=a;this.g=b;this.b=c;return this},setHSL:function(){function a(a,c,d){0>d&&(d+=1);1<d&&
+--d;return d<1/6?a+6*(c-a)*d:.5>d?c:d<2/3?a+6*(c-a)*(2/3-d):a}return function(b,c,d){b=Y.euclideanModulo(b,1);c=Y.clamp(c,0,1);d=Y.clamp(d,0,1);0===c?this.r=this.g=this.b=d:(c=.5>=d?d*(1+c):d+c-d*c,d=2*d-c,this.r=a(d,c,b+1/3),this.g=a(d,c,b),this.b=a(d,c,b-1/3));return this}}(),setStyle:function(a){function b(b){void 0!==b&&1>parseFloat(b)&&console.warn("THREE.Color: Alpha component of "+a+" will be ignored.")}var c;if(c=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(a)){var d=c[2];switch(c[1]){case "rgb":case "rgba":if(c=
+/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(d))return this.r=Math.min(255,parseInt(c[1],10))/255,this.g=Math.min(255,parseInt(c[2],10))/255,this.b=Math.min(255,parseInt(c[3],10))/255,b(c[5]),this;if(c=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(d))return this.r=Math.min(100,parseInt(c[1],10))/100,this.g=Math.min(100,parseInt(c[2],10))/100,this.b=Math.min(100,parseInt(c[3],10))/100,b(c[5]),this;break;case "hsl":case "hsla":if(c=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(d)){var d=
+parseFloat(c[1])/360,e=parseInt(c[2],10)/100,f=parseInt(c[3],10)/100;b(c[5]);return this.setHSL(d,e,f)}}}else if(c=/^\#([A-Fa-f0-9]+)$/.exec(a)){c=c[1];d=c.length;if(3===d)return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===d)return this.r=parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}a&&0<a.length&&
+(c=lg[a],void 0!==c?this.setHex(c):console.warn("THREE.Color: Unknown color "+a));return this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(a){this.r=a.r;this.g=a.g;this.b=a.b;return this},copyGammaToLinear:function(a,b){void 0===b&&(b=2);this.r=Math.pow(a.r,b);this.g=Math.pow(a.g,b);this.b=Math.pow(a.b,b);return this},copyLinearToGamma:function(a,b){void 0===b&&(b=2);var c=0<b?1/b:1;this.r=Math.pow(a.r,c);this.g=Math.pow(a.g,c);this.b=Math.pow(a.b,c);return this},
+convertGammaToLinear:function(){var a=this.r,b=this.g,c=this.b;this.r=a*a;this.g=b*b;this.b=c*c;return this},convertLinearToGamma:function(){this.r=Math.sqrt(this.r);this.g=Math.sqrt(this.g);this.b=Math.sqrt(this.b);return this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(a){a=a||{h:0,s:0,l:0};var b=this.r,c=this.g,d=this.b,e=Math.max(b,c,d),f=Math.min(b,c,d),g,h=(f+e)/2;if(f===
+e)f=g=0;else{var k=e-f,f=.5>=h?k/(e+f):k/(2-e-f);switch(e){case b:g=(c-d)/k+(c<d?6:0);break;case c:g=(d-b)/k+2;break;case d:g=(b-c)/k+4}g/=6}a.h=g;a.s=f;a.l=h;return a},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsetHSL:function(a,b,c){var d=this.getHSL();d.h+=a;d.s+=b;d.l+=c;this.setHSL(d.h,d.s,d.l);return this},add:function(a){this.r+=a.r;this.g+=a.g;this.b+=a.b;return this},addColors:function(a,b){this.r=a.r+b.r;this.g=a.g+b.g;this.b=a.b+b.b;return this},
+addScalar:function(a){this.r+=a;this.g+=a;this.b+=a;return this},sub:function(a){this.r=Math.max(0,this.r-a.r);this.g=Math.max(0,this.g-a.g);this.b=Math.max(0,this.b-a.b);return this},multiply:function(a){this.r*=a.r;this.g*=a.g;this.b*=a.b;return this},multiplyScalar:function(a){this.r*=a;this.g*=a;this.b*=a;return this},lerp:function(a,b){this.r+=(a.r-this.r)*b;this.g+=(a.g-this.g)*b;this.b+=(a.b-this.b)*b;return this},equals:function(a){return a.r===this.r&&a.g===this.g&&a.b===this.b},fromArray:function(a,
+b){void 0===b&&(b=0);this.r=a[b];this.g=a[b+1];this.b=a[b+2];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.r;a[b+1]=this.g;a[b+2]=this.b;return a},toJSON:function(){return this.getHex()}});var R={common:{diffuse:{value:new G(15658734)},opacity:{value:1},map:{value:null},offsetRepeat:{value:new fa(0,0,1,1)},specularMap:{value:null},alphaMap:{value:null},envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},
+aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new C(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:2.5E-4},fogNear:{value:1},
+fogFar:{value:2E3},fogColor:{value:new G(16777215)}},lights:{ambientLightColor:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},
+pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new G(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},offsetRepeat:{value:new fa(0,0,1,1)}}},Ca={merge:function(a){for(var b=
+{},c=0;c<a.length;c++){var d=this.clone(a[c]),e;for(e in d)b[e]=d[e]}return b},clone:function(a){var b={},c;for(c in a){b[c]={};for(var d in a[c]){var e=a[c][d];e&&(e.isColor||e.isMatrix3||e.isMatrix4||e.isVector2||e.isVector3||e.isVector4||e.isTexture)?b[c][d]=e.clone():Array.isArray(e)?b[c][d]=e.slice():b[c][d]=e}}return b}},X={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif\n",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif\n",
+alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif\n",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif\n",
 aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"\nvec3 transformed = vec3( position );\n",beginnormal_vertex:"\nvec3 objectNormal = vec3( normal );\n",bsdfs:"float punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tif( decayExponent > 0.0 ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tfloat maxDistanceCutoffFactor = pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\treturn distanceFalloff * maxDistanceCutoffFactor;\n#else\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n#endif\n\t}\n\treturn 1.0;\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNL = saturate( dot( geometry.normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE  = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS  = 0.5 / LUT_SIZE;\n\tfloat theta = acos( dot( N, V ) );\n\tvec2 uv = vec2(\n\t\tsqrt( saturate( roughness ) ),\n\t\tsaturate( theta / ( 0.5 * PI ) ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.86267 + (0.49788 + 0.01436 * y ) * y;\n\tfloat b = 3.45068 + (4.18814 + y) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = (x > 0.0) ? v : 0.5 * inversesqrt( 1.0 - x * x ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tvec3 result = vec3( LTC_ClippedSphereFormFactor( vectorFormFactor ) );\n\treturn result;\n}\nvec3 BRDF_Specular_GGX_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 AB = vec2( -1.04, 1.04 ) * a004 + r.zw;\n\treturn specularColor * AB.x + AB.y;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n",
-bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos );\n\t\tvec3 vSigmaY = dFdy( surf_pos );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif\n",
+bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 );\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif\n",
 clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; ++ i ) {\n\t\tvec4 plane = clippingPlanes[ i ];\n\t\tif ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t\t\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; ++ i ) {\n\t\t\tvec4 plane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\n\t\n\t#endif\n#endif\n",
 clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( PHYSICAL ) && ! defined( PHONG )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif\n",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvarying vec3 vViewPosition;\n#endif\n",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n",
 color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif\n",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#define whiteCompliment(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transpose( const in mat3 v ) {\n\tmat3 tmp;\n\ttmp[0] = vec3(v[0].x, v[1].x, v[2].x);\n\ttmp[1] = vec3(v[0].y, v[1].y, v[2].y);\n\ttmp[2] = vec3(v[0].z, v[1].z, v[2].z);\n\treturn tmp;\n}\n",
 cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_textureSize (1024.0)\nint getFaceFromDirection(vec3 direction) {\n\tvec3 absDirection = abs(direction);\n\tint face = -1;\n\tif( absDirection.x > absDirection.z ) {\n\t\tif(absDirection.x > absDirection.y )\n\t\t\tface = direction.x > 0.0 ? 0 : 3;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\telse {\n\t\tif(absDirection.z > absDirection.y )\n\t\t\tface = direction.z > 0.0 ? 2 : 5;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\treturn face;\n}\n#define cubeUV_maxLods1  (log2(cubeUV_textureSize*0.25) - 1.0)\n#define cubeUV_rangeClamp (exp2((6.0 - 1.0) * 2.0))\nvec2 MipLevelInfo( vec3 vec, float roughnessLevel, float roughness ) {\n\tfloat scale = exp2(cubeUV_maxLods1 - roughnessLevel);\n\tfloat dxRoughness = dFdx(roughness);\n\tfloat dyRoughness = dFdy(roughness);\n\tvec3 dx = dFdx( vec * scale * dxRoughness );\n\tvec3 dy = dFdy( vec * scale * dyRoughness );\n\tfloat d = max( dot( dx, dx ), dot( dy, dy ) );\n\td = clamp(d, 1.0, cubeUV_rangeClamp);\n\tfloat mipLevel = 0.5 * log2(d);\n\treturn vec2(floor(mipLevel), fract(mipLevel));\n}\n#define cubeUV_maxLods2 (log2(cubeUV_textureSize*0.25) - 2.0)\n#define cubeUV_rcpTextureSize (1.0 / cubeUV_textureSize)\nvec2 getCubeUV(vec3 direction, float roughnessLevel, float mipLevel) {\n\tmipLevel = roughnessLevel > cubeUV_maxLods2 - 3.0 ? 0.0 : mipLevel;\n\tfloat a = 16.0 * cubeUV_rcpTextureSize;\n\tvec2 exp2_packed = exp2( vec2( roughnessLevel, mipLevel ) );\n\tvec2 rcp_exp2_packed = vec2( 1.0 ) / exp2_packed;\n\tfloat powScale = exp2_packed.x * exp2_packed.y;\n\tfloat scale = rcp_exp2_packed.x * rcp_exp2_packed.y * 0.25;\n\tfloat mipOffset = 0.75*(1.0 - rcp_exp2_packed.y) * rcp_exp2_packed.x;\n\tbool bRes = mipLevel == 0.0;\n\tscale =  bRes && (scale < a) ? a : scale;\n\tvec3 r;\n\tvec2 offset;\n\tint face = getFaceFromDirection(direction);\n\tfloat rcpPowScale = 1.0 / powScale;\n\tif( face == 0) {\n\t\tr = vec3(direction.x, -direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 1) {\n\t\tr = vec3(direction.y, direction.x, direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 2) {\n\t\tr = vec3(direction.z, direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 3) {\n\t\tr = vec3(direction.x, direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse if( face == 4) {\n\t\tr = vec3(direction.y, direction.x, -direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse {\n\t\tr = vec3(direction.z, -direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\tr = normalize(r);\n\tfloat texelOffset = 0.5 * cubeUV_rcpTextureSize;\n\tvec2 s = ( r.yz / abs( r.x ) + vec2( 1.0 ) ) * 0.5;\n\tvec2 base = offset + vec2( texelOffset );\n\treturn base + s * ( scale - 2.0 * texelOffset );\n}\n#define cubeUV_maxLods3 (log2(cubeUV_textureSize*0.25) - 3.0)\nvec4 textureCubeUV(vec3 reflectedDirection, float roughness ) {\n\tfloat roughnessVal = roughness* cubeUV_maxLods3;\n\tfloat r1 = floor(roughnessVal);\n\tfloat r2 = r1 + 1.0;\n\tfloat t = fract(roughnessVal);\n\tvec2 mipInfo = MipLevelInfo(reflectedDirection, r1, roughness);\n\tfloat s = mipInfo.y;\n\tfloat level0 = mipInfo.x;\n\tfloat level1 = level0 + 1.0;\n\tlevel1 = level1 > 5.0 ? 5.0 : level1;\n\tlevel0 += min( floor( s + 0.5 ), 5.0 );\n\tvec2 uv_10 = getCubeUV(reflectedDirection, r1, level0);\n\tvec4 color10 = envMapTexelToLinear(texture2D(envMap, uv_10));\n\tvec2 uv_20 = getCubeUV(reflectedDirection, r2, level0);\n\tvec4 color20 = envMapTexelToLinear(texture2D(envMap, uv_20));\n\tvec4 result = mix(color10, color20, t);\n\treturn vec4(result.rgb, 1.0);\n}\n#endif\n",
-defaultnormal_vertex:"#ifdef FLIP_SIDED\n\tobjectNormal = -objectNormal;\n#endif\nvec3 transformedNormal = normalMatrix * objectNormal;\n",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif\n",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normal * ( texture2D( displacementMap, uv ).x * displacementScale + displacementBias );\n#endif\n",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif\n",
-emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif\n",encodings_fragment:"  gl_FragColor = linearToOutputTexel( gl_FragColor );\n",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.w );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.xyz * value.w * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, max( value.g, value.b ) );\n\tfloat M      = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM            = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, max( value.g, value.b ) );\n\tfloat D      = max( maxRange / maxRGB, 1.0 );\n\tD            = min( floor( D ) / 255.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value )  {\n\tvec3 Xp_Y_XYZp = value.rgb * cLogLuvM;\n\tXp_Y_XYZp = max(Xp_Y_XYZp, vec3(1e-6, 1e-6, 1e-6));\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract(Le);\n\tvResult.z = (Le - (floor(vResult.w*255.0))/255.0)/255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2((Le - 127.0) / 2.0);\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = Xp_Y_XYZp.rgb * cLogLuvInverseM;\n\treturn vec4( max(vRGB, 0.0), 1.0 );\n}\n",
-envmap_fragment:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\tsampleUV.y = saturate( flipNormal * reflectVec.y * 0.5 + 0.5 );\n\t\tsampleUV.x = atan( flipNormal * reflectVec.z, flipNormal * reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\tvec3 reflectView = flipNormal * normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\tenvColor = envMapTexelToLinear( envColor );\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif\n",
+defaultnormal_vertex:"vec3 transformedNormal = normalMatrix * objectNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif\n",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, uv ).x * displacementScale + displacementBias );\n#endif\n",
+emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif\n",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif\n",encodings_fragment:"  gl_FragColor = linearToOutputTexel( gl_FragColor );\n",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.w );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.xyz * value.w * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, max( value.g, value.b ) );\n\tfloat M      = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM            = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.x, max( value.g, value.b ) );\n\tfloat D      = max( maxRange / maxRGB, 1.0 );\n\tD            = min( floor( D ) / 255.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value )  {\n\tvec3 Xp_Y_XYZp = value.rgb * cLogLuvM;\n\tXp_Y_XYZp = max(Xp_Y_XYZp, vec3(1e-6, 1e-6, 1e-6));\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract(Le);\n\tvResult.z = (Le - (floor(vResult.w*255.0))/255.0)/255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2((Le - 127.0) / 2.0);\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = Xp_Y_XYZp.rgb * cLogLuvInverseM;\n\treturn vec4( max(vRGB, 0.0), 1.0 );\n}\n",
+envmap_fragment:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\tsampleUV.y = asin( flipNormal * reflectVec.y ) * RECIPROCAL_PI + 0.5;\n\t\tsampleUV.x = atan( flipNormal * reflectVec.z, flipNormal * reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\tvec3 reflectView = flipNormal * normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\tenvColor = envMapTexelToLinear( envColor );\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif\n",
 envmap_pars_fragment:"#if defined( USE_ENVMAP ) || defined( PHYSICAL )\n\tuniform float reflectivity;\n\tuniform float envMapIntensity;\n#endif\n#ifdef USE_ENVMAP\n\t#if ! defined( PHYSICAL ) && ( defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) )\n\t\tvarying vec3 vWorldPosition;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\tuniform float flipEnvMap;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( PHYSICAL )\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif\n",
 envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif\n",envmap_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif\n",
 fog_vertex:"\n#ifdef USE_FOG\nfogDepth = -mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n  varying float fogDepth;\n#endif\n",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = whiteCompliment( exp2( - fogDensity * fogDensity * fogDepth * fogDepth * LOG2 ) );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif\n",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif\n",
 gradientmap_pars_fragment:"#ifdef TOON\n\tuniform sampler2D gradientMap;\n\tvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\t\tfloat dotNL = dot( normal, lightDirection );\n\t\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t\t#ifdef USE_GRADIENTMAP\n\t\t\treturn texture2D( gradientMap, coord ).rgb;\n\t\t#else\n\t\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t\t#endif\n\t}\n#endif\n",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\treflectedLight.indirectDiffuse += PI * texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n#endif\n",
 lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\n#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvLightFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n#endif\n",
 lights_pars:"uniform vec3 ambientLightColor;\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight  ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltcMat;\tuniform sampler2D ltcMag;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif\n#if defined( USE_ENVMAP ) && defined( PHYSICAL )\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( queryVec, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar - 0.79248 - 0.5 * log2( pow2( blinnShininessExponent ) + 1.0 );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in GeometricContext geometry, const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -geometry.viewDir, geometry.normal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -geometry.viewDir, geometry.normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( blinnShininessExponent, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\tvec4 envMapColor = textureCubeUV(queryReflectVec, BlinnExponentToGGXRoughness(blinnShininessExponent));\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = saturate( reflectVec.y * 0.5 + 0.5 );\n\t\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif\n",
-lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;\n",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_BlinnPhong( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = BlinnExponentToGGXRoughness( material.specularShininess );\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos - halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos + halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos + halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos - halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tfloat norm = texture2D( ltcMag, uv ).a;\n\t\tvec4 t = texture2D( ltcMat, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3(   1,   0, t.y ),\n\t\t\tvec3(   0, t.z,   0 ),\n\t\t\tvec3( t.w,   0, t.x )\n\t\t);\n\t\treflectedLight.directSpecular += lightColor * material.specularColor * norm * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifdef TOON\n\t\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#else\n\t\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\t\tvec3 irradiance = dotNL * directLight.color;\n\t#endif\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)\n",
+lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;\n",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifdef TOON\n\t\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#else\n\t\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\t\tvec3 irradiance = dotNL * directLight.color;\n\t#endif\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)\n",
 lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.specularRoughness = clamp( roughnessFactor, 0.04, 1.0 );\n#ifdef STANDARD\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.clearCoat = saturate( clearCoat );\tmaterial.clearCoatRoughness = clamp( clearCoatRoughness, 0.04, 1.0 );\n#endif\n",
 lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n\t#ifndef STANDARD\n\t\tfloat clearCoat;\n\t\tfloat clearCoatRoughness;\n\t#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearCoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos - halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos + halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos + halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos - halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tfloat norm = texture2D( ltcMag, uv ).a;\n\t\tvec4 t = texture2D( ltcMat, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3(   1,   0, t.y ),\n\t\t\tvec3(   0, t.z,   0 ),\n\t\t\tvec3( t.w,   0, t.x )\n\t\t);\n\t\treflectedLight.directSpecular += lightColor * material.specularColor * norm * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifndef STANDARD\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.directSpecular += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry, material.specularColor, material.specularRoughness );\n\treflectedLight.directDiffuse += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\t#ifndef STANDARD\n\t\treflectedLight.directSpecular += irradiance * material.clearCoat * BRDF_Specular_GGX( directLight, geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 clearCoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifndef STANDARD\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\tfloat dotNL = dotNV;\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.indirectSpecular += ( 1.0 - clearCoatDHR ) * radiance * BRDF_Specular_GGX_Environment( geometry, material.specularColor, material.specularRoughness );\n\t#ifndef STANDARD\n\t\treflectedLight.indirectSpecular += clearCoatRadiance * material.clearCoat * BRDF_Specular_GGX_Environment( geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\n#define Material_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.specularRoughness )\n#define Material_ClearCoat_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.clearCoatRoughness )\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}\n",
 lights_template:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = normalize( vViewPosition );\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( pointLight.shadow, directLight.visible ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( spotLight.shadow, directLight.visible ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( directionalLight.shadow, directLight.visible ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#ifdef USE_LIGHTMAP\n\t\tvec3 lightMapIrradiance = texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( PHYSICAL ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tirradiance += getLightProbeIndirectIrradiance( geometry, 8 );\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tvec3 radiance = getLightProbeIndirectRadiance( geometry, Material_BlinnShininessExponent( material ), 8 );\n\t#ifndef STANDARD\n\t\tvec3 clearCoatRadiance = getLightProbeIndirectRadiance( geometry, Material_ClearCoat_BlinnShininessExponent( material ), 8 );\n\t#else\n\t\tvec3 clearCoatRadiance = vec3( 0.0 );\n\t#endif\n\tRE_IndirectSpecular( radiance, clearCoatRadiance, geometry, material, reflectedLight );\n#endif\n",
@@ -13944,21 +14145,21 @@ map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexe
 metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif\n",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n#endif\n",
 morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_MORPHNORMALS\n\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\t#endif\n#endif\n",
 normal_flip:"#ifdef DOUBLE_SIDED\n\tfloat flipNormal = ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n#else\n\tfloat flipNormal = 1.0;\n#endif\n",normal_fragment:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal ) * flipNormal;\n#endif\n#ifdef USE_NORMALMAP\n\tnormal = perturbNormal2Arb( -vViewPosition, normal );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif\n",
-normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 S = normalize( q0 * st1.t - q1 * st0.t );\n\t\tvec3 T = normalize( -q0 * st1.s + q1 * st0.s );\n\t\tvec3 N = normalize( surf_norm );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = normalScale * mapN.xy;\n\t\tmat3 tsn = mat3( S, T, N );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif\n",
+normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 S = normalize( q0 * st1.t - q1 * st0.t );\n\t\tvec3 T = normalize( -q0 * st1.s + q1 * st0.s );\n\t\tvec3 N = normalize( surf_norm );\n\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\tmapN.xy = normalScale * mapN.xy;\n\t\tmat3 tsn = mat3( S, T, N );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif\n",
 packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 1.0 - 2.0 * rgb.xyz;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256.,  256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}\n",
-premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif\n",project_vertex:"#ifdef USE_SKINNING\n\tvec4 mvPosition = modelViewMatrix * skinned;\n#else\n\tvec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\n#endif\ngl_Position = projectionMatrix * mvPosition;\n",dithering_fragment:"#if defined( DITHERING )\n  gl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif\n",dithering_pars_fragment:"#if defined( DITHERING )\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif\n",
-roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif\n",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tfloat texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = floor( uv * size + 0.5 ) / size;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\treturn (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn 1.0;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tfloat dp = ( length( lightToPosition ) - shadowBias ) / 1000.0;\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif\n",
+premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif\n",project_vertex:"vec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\ngl_Position = projectionMatrix * mvPosition;\n",dithering_fragment:"#if defined( DITHERING )\n  gl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif\n",dithering_pars_fragment:"#if defined( DITHERING )\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif\n",
+roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif\n",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tfloat texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = floor( uv * size + 0.5 ) / size;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tshadow = (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tfloat dp = ( length( lightToPosition ) - shadowBias ) / 1000.0;\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif\n",
 shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n#endif\n",
 shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n#endif\n",
 shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\tDirectionalLight directionalLight;\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tshadow *= bool( directionalLight.shadow ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\tSpotLight spotLight;\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tshadow *= bool( spotLight.shadow ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\tPointLight pointLight;\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tshadow *= bool( pointLight.shadow ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#endif\n\treturn shadow;\n}\n",
 skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif\n",
-skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\tskinned  = bindMatrixInverse * skinned;\n#endif\n",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix  = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n#endif\n",
+skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif\n",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix  = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n#endif\n",
 specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n  gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif\n",tonemapping_pars_fragment:"#define saturate(a) clamp( a, 0.0, 1.0 )\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\n",
 uv_pars_fragment:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n\tuniform vec4 offsetRepeat;\n#endif\n",
 uv_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvUv = uv * offsetRepeat.zw + offsetRepeat.xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n#endif",
-uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( PHONG ) || defined( PHYSICAL ) || defined( LAMBERT ) || defined ( USE_SHADOWMAP )\n\t#ifdef USE_SKINNING\n\t\tvec4 worldPosition = modelMatrix * skinned;\n\t#else\n\t\tvec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n\t#endif\n#endif\n",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tgl_FragColor = textureCube( tCube, vec3( tFlip * vWorldPosition.x, vWorldPosition.yz ) );\n\tgl_FragColor.a *= opacity;\n}\n",
+uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( PHONG ) || defined( PHYSICAL ) || defined( LAMBERT ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n#endif\n",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tgl_FragColor = textureCube( tCube, vec3( tFlip * vWorldPosition.x, vWorldPosition.yz ) );\n\tgl_FragColor.a *= opacity;\n}\n",
 cube_vert:"varying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}\n",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( gl_FragCoord.z ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( gl_FragCoord.z );\n\t#endif\n}\n",
-depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n}\n",
+depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n}\n",
 distanceRGBA_frag:"uniform vec3 lightPos;\nvarying vec4 vWorldPosition;\n#include <common>\n#include <packing>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tgl_FragColor = packDepthToRGBA( length( vWorldPosition.xyz - lightPos.xyz ) / 1000.0 );\n}\n",distanceRGBA_vert:"varying vec4 vWorldPosition;\n#include <common>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <skinbase_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition;\n}\n",
 equirect_frag:"uniform sampler2D tEquirect;\nuniform float tFlip;\nvarying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldPosition );\n\tvec2 sampleUV;\n\tsampleUV.y = saturate( tFlip * direction.y * -0.5 + 0.5 );\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}\n",equirect_vert:"varying vec3 vWorldPosition;\n#include <common>\nvoid main() {\n\tvWorldPosition = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}\n",
 linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",
@@ -13968,343 +14169,346 @@ meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars
 meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <bsdfs>\n#include <lights_pars>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <normal_flip>\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",
 meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",
 meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",
-meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",
-meshphysical_frag:"#define PHYSICAL\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifndef STANDARD\n\tuniform float clearCoat;\n\tuniform float clearCoatRoughness;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <lights_pars>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",
-meshphysical_vert:"#define PHYSICAL\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",
+meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",
+meshphysical_frag:"#define PHYSICAL\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifndef STANDARD\n\tuniform float clearCoat;\n\tuniform float clearCoatRoughness;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <lights_pars>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_template>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}\n",
+meshphysical_vert:"#define PHYSICAL\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",
 normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\t#include <normal_flip>\n\t#include <normal_fragment>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}\n",
-normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <displacementmap_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}\n",
+normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}\n",
 points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}\n",
 points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#ifdef USE_SIZEATTENUATION\n\t\tgl_PointSize = size * ( scale / - mvPosition.z );\n\t#else\n\t\tgl_PointSize = size;\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}\n",
-shadow_frag:"uniform float opacity;\n#include <common>\n#include <packing>\n#include <bsdfs>\n#include <lights_pars>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( 0.0, 0.0, 0.0, opacity * ( 1.0 - getShadowMask() ) );\n}\n",shadow_vert:"#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n}\n"},ab={basic:{uniforms:Ha.merge([V.common,
-V.aomap,V.lightmap,V.fog]),vertexShader:U.meshbasic_vert,fragmentShader:U.meshbasic_frag},lambert:{uniforms:Ha.merge([V.common,V.aomap,V.lightmap,V.emissivemap,V.fog,V.lights,{emissive:{value:new H(0)}}]),vertexShader:U.meshlambert_vert,fragmentShader:U.meshlambert_frag},phong:{uniforms:Ha.merge([V.common,V.aomap,V.lightmap,V.emissivemap,V.bumpmap,V.normalmap,V.displacementmap,V.gradientmap,V.fog,V.lights,{emissive:{value:new H(0)},specular:{value:new H(1118481)},shininess:{value:30}}]),vertexShader:U.meshphong_vert,
-fragmentShader:U.meshphong_frag},standard:{uniforms:Ha.merge([V.common,V.aomap,V.lightmap,V.emissivemap,V.bumpmap,V.normalmap,V.displacementmap,V.roughnessmap,V.metalnessmap,V.fog,V.lights,{emissive:{value:new H(0)},roughness:{value:.5},metalness:{value:.5},envMapIntensity:{value:1}}]),vertexShader:U.meshphysical_vert,fragmentShader:U.meshphysical_frag},points:{uniforms:Ha.merge([V.points,V.fog]),vertexShader:U.points_vert,fragmentShader:U.points_frag},dashed:{uniforms:Ha.merge([V.common,V.fog,{scale:{value:1},
-dashSize:{value:1},totalSize:{value:2}}]),vertexShader:U.linedashed_vert,fragmentShader:U.linedashed_frag},depth:{uniforms:Ha.merge([V.common,V.displacementmap]),vertexShader:U.depth_vert,fragmentShader:U.depth_frag},normal:{uniforms:Ha.merge([V.common,V.bumpmap,V.normalmap,V.displacementmap,{opacity:{value:1}}]),vertexShader:U.normal_vert,fragmentShader:U.normal_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:U.cube_vert,fragmentShader:U.cube_frag},equirect:{uniforms:{tEquirect:{value:null},
-tFlip:{value:-1}},vertexShader:U.equirect_vert,fragmentShader:U.equirect_frag},distanceRGBA:{uniforms:{lightPos:{value:new p}},vertexShader:U.distanceRGBA_vert,fragmentShader:U.distanceRGBA_frag}};ab.physical={uniforms:Ha.merge([ab.standard.uniforms,{clearCoat:{value:0},clearCoatRoughness:{value:0}}]),vertexShader:U.meshphysical_vert,fragmentShader:U.meshphysical_frag};Object.assign(id.prototype,{set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromPoints:function(a){this.makeEmpty();
-for(var b=0,c=a.length;b<c;b++)this.expandByPoint(a[b]);return this},setFromCenterAndSize:function(){var a=new D;return function(b,c){var d=a.copy(c).multiplyScalar(.5);this.min.copy(b).sub(d);this.max.copy(b).add(d);return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);return this},makeEmpty:function(){this.min.x=this.min.y=Infinity;this.max.x=this.max.y=-Infinity;return this},isEmpty:function(){return this.max.x<this.min.x||
-this.max.y<this.min.y},getCenter:function(a){a=a||new D;return this.isEmpty()?a.set(0,0):a.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(a){a=a||new D;return this.isEmpty()?a.set(0,0):a.subVectors(this.max,this.min)},expandByPoint:function(a){this.min.min(a);this.max.max(a);return this},expandByVector:function(a){this.min.sub(a);this.max.add(a);return this},expandByScalar:function(a){this.min.addScalar(-a);this.max.addScalar(a);return this},containsPoint:function(a){return a.x<
-this.min.x||a.x>this.max.x||a.y<this.min.y||a.y>this.max.y?!1:!0},containsBox:function(a){return this.min.x<=a.min.x&&a.max.x<=this.max.x&&this.min.y<=a.min.y&&a.max.y<=this.max.y},getParameter:function(a,b){return(b||new D).set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(a){return a.max.x<this.min.x||a.min.x>this.max.x||a.max.y<this.min.y||a.min.y>this.max.y?!1:!0},clampPoint:function(a,b){return(b||new D).copy(a).clamp(this.min,this.max)},
-distanceToPoint:function(){var a=new D;return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).length()}}(),intersect:function(a){this.min.max(a.min);this.max.min(a.max);return this},union:function(a){this.min.min(a.min);this.max.max(a.max);return this},translate:function(a){this.min.add(a);this.max.add(a);return this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}});var Kf=0;Object.assign(Z.prototype,sa.prototype,{isMaterial:!0,setValues:function(a){if(void 0!==
-a)for(var b in a){var c=a[b];if(void 0===c)console.warn("THREE.Material: '"+b+"' parameter is undefined.");else{var d=this[b];void 0===d?console.warn("THREE."+this.type+": '"+b+"' is not a property of this material."):d&&d.isColor?d.set(c):d&&d.isVector3&&c&&c.isVector3?d.copy(c):this[b]="overdraw"===b?Number(c):c}}},toJSON:function(a){function b(a){var b=[],c;for(c in a){var d=a[c];delete d.metadata;b.push(d)}return b}var c=void 0===a;c&&(a={textures:{},images:{}});var d={metadata:{version:4.5,type:"Material",
-generator:"Material.toJSON"}};d.uuid=this.uuid;d.type=this.type;""!==this.name&&(d.name=this.name);this.color&&this.color.isColor&&(d.color=this.color.getHex());void 0!==this.roughness&&(d.roughness=this.roughness);void 0!==this.metalness&&(d.metalness=this.metalness);this.emissive&&this.emissive.isColor&&(d.emissive=this.emissive.getHex());this.specular&&this.specular.isColor&&(d.specular=this.specular.getHex());void 0!==this.shininess&&(d.shininess=this.shininess);void 0!==this.clearCoat&&(d.clearCoat=
-this.clearCoat);void 0!==this.clearCoatRoughness&&(d.clearCoatRoughness=this.clearCoatRoughness);this.map&&this.map.isTexture&&(d.map=this.map.toJSON(a).uuid);this.alphaMap&&this.alphaMap.isTexture&&(d.alphaMap=this.alphaMap.toJSON(a).uuid);this.lightMap&&this.lightMap.isTexture&&(d.lightMap=this.lightMap.toJSON(a).uuid);this.bumpMap&&this.bumpMap.isTexture&&(d.bumpMap=this.bumpMap.toJSON(a).uuid,d.bumpScale=this.bumpScale);this.normalMap&&this.normalMap.isTexture&&(d.normalMap=this.normalMap.toJSON(a).uuid,
-d.normalScale=this.normalScale.toArray());this.displacementMap&&this.displacementMap.isTexture&&(d.displacementMap=this.displacementMap.toJSON(a).uuid,d.displacementScale=this.displacementScale,d.displacementBias=this.displacementBias);this.roughnessMap&&this.roughnessMap.isTexture&&(d.roughnessMap=this.roughnessMap.toJSON(a).uuid);this.metalnessMap&&this.metalnessMap.isTexture&&(d.metalnessMap=this.metalnessMap.toJSON(a).uuid);this.emissiveMap&&this.emissiveMap.isTexture&&(d.emissiveMap=this.emissiveMap.toJSON(a).uuid);
-this.specularMap&&this.specularMap.isTexture&&(d.specularMap=this.specularMap.toJSON(a).uuid);this.envMap&&this.envMap.isTexture&&(d.envMap=this.envMap.toJSON(a).uuid,d.reflectivity=this.reflectivity);this.gradientMap&&this.gradientMap.isTexture&&(d.gradientMap=this.gradientMap.toJSON(a).uuid);void 0!==this.size&&(d.size=this.size);void 0!==this.sizeAttenuation&&(d.sizeAttenuation=this.sizeAttenuation);1!==this.blending&&(d.blending=this.blending);2!==this.shading&&(d.shading=this.shading);0!==this.side&&
-(d.side=this.side);0!==this.vertexColors&&(d.vertexColors=this.vertexColors);1>this.opacity&&(d.opacity=this.opacity);!0===this.transparent&&(d.transparent=this.transparent);d.depthFunc=this.depthFunc;d.depthTest=this.depthTest;d.depthWrite=this.depthWrite;0<this.alphaTest&&(d.alphaTest=this.alphaTest);!0===this.premultipliedAlpha&&(d.premultipliedAlpha=this.premultipliedAlpha);!0===this.wireframe&&(d.wireframe=this.wireframe);1<this.wireframeLinewidth&&(d.wireframeLinewidth=this.wireframeLinewidth);
-"round"!==this.wireframeLinecap&&(d.wireframeLinecap=this.wireframeLinecap);"round"!==this.wireframeLinejoin&&(d.wireframeLinejoin=this.wireframeLinejoin);d.skinning=this.skinning;d.morphTargets=this.morphTargets;d.dithering=this.dithering;c&&(c=b(a.textures),a=b(a.images),0<c.length&&(d.textures=c),0<a.length&&(d.images=a));return d},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.name=a.name;this.fog=a.fog;this.lights=a.lights;this.blending=a.blending;this.side=a.side;
-this.shading=a.shading;this.vertexColors=a.vertexColors;this.opacity=a.opacity;this.transparent=a.transparent;this.blendSrc=a.blendSrc;this.blendDst=a.blendDst;this.blendEquation=a.blendEquation;this.blendSrcAlpha=a.blendSrcAlpha;this.blendDstAlpha=a.blendDstAlpha;this.blendEquationAlpha=a.blendEquationAlpha;this.depthFunc=a.depthFunc;this.depthTest=a.depthTest;this.depthWrite=a.depthWrite;this.colorWrite=a.colorWrite;this.precision=a.precision;this.polygonOffset=a.polygonOffset;this.polygonOffsetFactor=
-a.polygonOffsetFactor;this.polygonOffsetUnits=a.polygonOffsetUnits;this.dithering=a.dithering;this.alphaTest=a.alphaTest;this.premultipliedAlpha=a.premultipliedAlpha;this.overdraw=a.overdraw;this.visible=a.visible;this.clipShadows=a.clipShadows;this.clipIntersection=a.clipIntersection;a=a.clippingPlanes;var b=null;if(null!==a)for(var c=a.length,b=Array(c),d=0;d!==c;++d)b[d]=a[d].clone();this.clippingPlanes=b;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});Ea.prototype=Object.create(Z.prototype);
-Ea.prototype.constructor=Ea;Ea.prototype.isShaderMaterial=!0;Ea.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.fragmentShader=a.fragmentShader;this.vertexShader=a.vertexShader;this.uniforms=Ha.clone(a.uniforms);this.defines=a.defines;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.lights=a.lights;this.clipping=a.clipping;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;this.extensions=a.extensions;return this};Ea.prototype.toJSON=
-function(a){a=Z.prototype.toJSON.call(this,a);a.uniforms=this.uniforms;a.vertexShader=this.vertexShader;a.fragmentShader=this.fragmentShader;return a};$a.prototype=Object.create(Z.prototype);$a.prototype.constructor=$a;$a.prototype.isMeshDepthMaterial=!0;$a.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.depthPacking=a.depthPacking;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.map=a.map;this.alphaMap=a.alphaMap;this.displacementMap=a.displacementMap;this.displacementScale=
-a.displacementScale;this.displacementBias=a.displacementBias;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;return this};Object.assign(Ta.prototype,{isBox3:!0,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromArray:function(a){for(var b=Infinity,c=Infinity,d=Infinity,e=-Infinity,f=-Infinity,g=-Infinity,h=0,k=a.length;h<k;h+=3){var m=a[h],l=a[h+1],q=a[h+2];m<b&&(b=m);l<c&&(c=l);q<d&&(d=q);m>e&&(e=m);l>f&&(f=l);q>g&&(g=q)}this.min.set(b,c,d);this.max.set(e,
-f,g);return this},setFromBufferAttribute:function(a){for(var b=Infinity,c=Infinity,d=Infinity,e=-Infinity,f=-Infinity,g=-Infinity,h=0,k=a.count;h<k;h++){var m=a.getX(h),l=a.getY(h),q=a.getZ(h);m<b&&(b=m);l<c&&(c=l);q<d&&(d=q);m>e&&(e=m);l>f&&(f=l);q>g&&(g=q)}this.min.set(b,c,d);this.max.set(e,f,g);return this},setFromPoints:function(a){this.makeEmpty();for(var b=0,c=a.length;b<c;b++)this.expandByPoint(a[b]);return this},setFromCenterAndSize:function(){var a=new p;return function(b,c){var d=a.copy(c).multiplyScalar(.5);
-this.min.copy(b).sub(d);this.max.copy(b).add(d);return this}}(),setFromObject:function(a){this.makeEmpty();return this.expandByObject(a)},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);return this},makeEmpty:function(){this.min.x=this.min.y=this.min.z=Infinity;this.max.x=this.max.y=this.max.z=-Infinity;return this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(a){a=
-a||new p;return this.isEmpty()?a.set(0,0,0):a.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(a){a=a||new p;return this.isEmpty()?a.set(0,0,0):a.subVectors(this.max,this.min)},expandByPoint:function(a){this.min.min(a);this.max.max(a);return this},expandByVector:function(a){this.min.sub(a);this.max.add(a);return this},expandByScalar:function(a){this.min.addScalar(-a);this.max.addScalar(a);return this},expandByObject:function(){var a=new p;return function(b){var c=this;b.updateMatrixWorld(!0);
-b.traverse(function(b){var e,f;e=b.geometry;if(void 0!==e)if(e.isGeometry){var g=e.vertices;e=0;for(f=g.length;e<f;e++)a.copy(g[e]),a.applyMatrix4(b.matrixWorld),c.expandByPoint(a)}else if(e.isBufferGeometry&&(g=e.attributes.position,void 0!==g))for(e=0,f=g.count;e<f;e++)a.fromBufferAttribute(g,e).applyMatrix4(b.matrixWorld),c.expandByPoint(a)});return this}}(),containsPoint:function(a){return a.x<this.min.x||a.x>this.max.x||a.y<this.min.y||a.y>this.max.y||a.z<this.min.z||a.z>this.max.z?!1:!0},containsBox:function(a){return this.min.x<=
-a.min.x&&a.max.x<=this.max.x&&this.min.y<=a.min.y&&a.max.y<=this.max.y&&this.min.z<=a.min.z&&a.max.z<=this.max.z},getParameter:function(a,b){return(b||new p).set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y),(a.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(a){return a.max.x<this.min.x||a.min.x>this.max.x||a.max.y<this.min.y||a.min.y>this.max.y||a.max.z<this.min.z||a.min.z>this.max.z?!1:!0},intersectsSphere:function(){var a=new p;return function(b){this.clampPoint(b.center,
-a);return a.distanceToSquared(b.center)<=b.radius*b.radius}}(),intersectsPlane:function(a){var b,c;0<a.normal.x?(b=a.normal.x*this.min.x,c=a.normal.x*this.max.x):(b=a.normal.x*this.max.x,c=a.normal.x*this.min.x);0<a.normal.y?(b+=a.normal.y*this.min.y,c+=a.normal.y*this.max.y):(b+=a.normal.y*this.max.y,c+=a.normal.y*this.min.y);0<a.normal.z?(b+=a.normal.z*this.min.z,c+=a.normal.z*this.max.z):(b+=a.normal.z*this.max.z,c+=a.normal.z*this.min.z);return b<=a.constant&&c>=a.constant},clampPoint:function(a,
-b){return(b||new p).copy(a).clamp(this.min,this.max)},distanceToPoint:function(){var a=new p;return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).length()}}(),getBoundingSphere:function(){var a=new p;return function(b){b=b||new Ga;this.getCenter(b.center);b.radius=.5*this.getSize(a).length();return b}}(),intersect:function(a){this.min.max(a.min);this.max.min(a.max);this.isEmpty()&&this.makeEmpty();return this},union:function(a){this.min.min(a.min);this.max.max(a.max);return this},applyMatrix4:function(){var a=
-[new p,new p,new p,new p,new p,new p,new p,new p];return function(b){if(this.isEmpty())return this;a[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(b);a[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(b);a[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(b);a[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(b);a[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(b);a[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(b);a[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(b);
-a[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(b);this.setFromPoints(a);return this}}(),translate:function(a){this.min.add(a);this.max.add(a);return this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}});Object.assign(Ga.prototype,{set:function(a,b){this.center.copy(a);this.radius=b;return this},setFromPoints:function(){var a=new Ta;return function(b,c){var d=this.center;void 0!==c?d.copy(c):a.setFromPoints(b).getCenter(d);for(var e=0,f=0,g=b.length;f<g;f++)e=Math.max(e,
-d.distanceToSquared(b[f]));this.radius=Math.sqrt(e);return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.center.copy(a.center);this.radius=a.radius;return this},empty:function(){return 0>=this.radius},containsPoint:function(a){return a.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(a){return a.distanceTo(this.center)-this.radius},intersectsSphere:function(a){var b=this.radius+a.radius;return a.center.distanceToSquared(this.center)<=
-b*b},intersectsBox:function(a){return a.intersectsSphere(this)},intersectsPlane:function(a){return Math.abs(this.center.dot(a.normal)-a.constant)<=this.radius},clampPoint:function(a,b){var c=this.center.distanceToSquared(a),d=b||new p;d.copy(a);c>this.radius*this.radius&&(d.sub(this.center).normalize(),d.multiplyScalar(this.radius).add(this.center));return d},getBoundingBox:function(a){a=a||new Ta;a.set(this.center,this.center);a.expandByScalar(this.radius);return a},applyMatrix4:function(a){this.center.applyMatrix4(a);
-this.radius*=a.getMaxScaleOnAxis();return this},translate:function(a){this.center.add(a);return this},equals:function(a){return a.center.equals(this.center)&&a.radius===this.radius}});Object.assign(Ka.prototype,{isMatrix3:!0,set:function(a,b,c,d,e,f,g,h,k){var m=this.elements;m[0]=a;m[1]=d;m[2]=g;m[3]=b;m[4]=e;m[5]=h;m[6]=c;m[7]=f;m[8]=k;return this},identity:function(){this.set(1,0,0,0,1,0,0,0,1);return this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(a){var b=
-this.elements;a=a.elements;b[0]=a[0];b[1]=a[1];b[2]=a[2];b[3]=a[3];b[4]=a[4];b[5]=a[5];b[6]=a[6];b[7]=a[7];b[8]=a[8];return this},setFromMatrix4:function(a){a=a.elements;this.set(a[0],a[4],a[8],a[1],a[5],a[9],a[2],a[6],a[10]);return this},applyToBufferAttribute:function(){var a=new p;return function(b){for(var c=0,d=b.count;c<d;c++)a.x=b.getX(c),a.y=b.getY(c),a.z=b.getZ(c),a.applyMatrix3(this),b.setXYZ(c,a.x,a.y,a.z);return b}}(),multiply:function(a){return this.multiplyMatrices(this,a)},premultiply:function(a){return this.multiplyMatrices(a,
-this)},multiplyMatrices:function(a,b){var c=a.elements,d=b.elements,e=this.elements,f=c[0],g=c[3],h=c[6],k=c[1],m=c[4],l=c[7],q=c[2],n=c[5],c=c[8],r=d[0],p=d[3],t=d[6],y=d[1],x=d[4],v=d[7],G=d[2],w=d[5],d=d[8];e[0]=f*r+g*y+h*G;e[3]=f*p+g*x+h*w;e[6]=f*t+g*v+h*d;e[1]=k*r+m*y+l*G;e[4]=k*p+m*x+l*w;e[7]=k*t+m*v+l*d;e[2]=q*r+n*y+c*G;e[5]=q*p+n*x+c*w;e[8]=q*t+n*v+c*d;return this},multiplyScalar:function(a){var b=this.elements;b[0]*=a;b[3]*=a;b[6]*=a;b[1]*=a;b[4]*=a;b[7]*=a;b[2]*=a;b[5]*=a;b[8]*=a;return this},
-determinant:function(){var a=this.elements,b=a[0],c=a[1],d=a[2],e=a[3],f=a[4],g=a[5],h=a[6],k=a[7],a=a[8];return b*f*a-b*g*k-c*e*a+c*g*h+d*e*k-d*f*h},getInverse:function(a,b){a&&a.isMatrix4&&console.error("THREE.Matrix3.getInverse no longer takes a Matrix4 argument.");var c=a.elements,d=this.elements,e=c[0],f=c[1],g=c[2],h=c[3],k=c[4],m=c[5],l=c[6],q=c[7],c=c[8],n=c*k-m*q,r=m*l-c*h,p=q*h-k*l,t=e*n+f*r+g*p;if(0===t){if(!0===b)throw Error("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");
-console.warn("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");return this.identity()}t=1/t;d[0]=n*t;d[1]=(g*q-c*f)*t;d[2]=(m*f-g*k)*t;d[3]=r*t;d[4]=(c*e-g*l)*t;d[5]=(g*h-m*e)*t;d[6]=p*t;d[7]=(f*l-q*e)*t;d[8]=(k*e-f*h)*t;return this},transpose:function(){var a,b=this.elements;a=b[1];b[1]=b[3];b[3]=a;a=b[2];b[2]=b[6];b[6]=a;a=b[5];b[5]=b[7];b[7]=a;return this},getNormalMatrix:function(a){return this.setFromMatrix4(a).getInverse(this).transpose()},transposeIntoArray:function(a){var b=
-this.elements;a[0]=b[0];a[1]=b[3];a[2]=b[6];a[3]=b[1];a[4]=b[4];a[5]=b[7];a[6]=b[2];a[7]=b[5];a[8]=b[8];return this},equals:function(a){var b=this.elements;a=a.elements;for(var c=0;9>c;c++)if(b[c]!==a[c])return!1;return!0},fromArray:function(a,b){void 0===b&&(b=0);for(var c=0;9>c;c++)this.elements[c]=a[c+b];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);var c=this.elements;a[b]=c[0];a[b+1]=c[1];a[b+2]=c[2];a[b+3]=c[3];a[b+4]=c[4];a[b+5]=c[5];a[b+6]=c[6];a[b+7]=c[7];a[b+8]=
-c[8];return a}});Object.assign(wa.prototype,{set:function(a,b){this.normal.copy(a);this.constant=b;return this},setComponents:function(a,b,c,d){this.normal.set(a,b,c);this.constant=d;return this},setFromNormalAndCoplanarPoint:function(a,b){this.normal.copy(a);this.constant=-b.dot(this.normal);return this},setFromCoplanarPoints:function(){var a=new p,b=new p;return function(c,d,e){d=a.subVectors(e,d).cross(b.subVectors(c,d)).normalize();this.setFromNormalAndCoplanarPoint(d,c);return this}}(),clone:function(){return(new this.constructor).copy(this)},
-copy:function(a){this.normal.copy(a.normal);this.constant=a.constant;return this},normalize:function(){var a=1/this.normal.length();this.normal.multiplyScalar(a);this.constant*=a;return this},negate:function(){this.constant*=-1;this.normal.negate();return this},distanceToPoint:function(a){return this.normal.dot(a)+this.constant},distanceToSphere:function(a){return this.distanceToPoint(a.center)-a.radius},projectPoint:function(a,b){return this.orthoPoint(a,b).sub(a).negate()},orthoPoint:function(a,
-b){var c=this.distanceToPoint(a);return(b||new p).copy(this.normal).multiplyScalar(c)},intersectLine:function(){var a=new p;return function(b,c){var d=c||new p,e=b.delta(a),f=this.normal.dot(e);if(0===f){if(0===this.distanceToPoint(b.start))return d.copy(b.start)}else return f=-(b.start.dot(this.normal)+this.constant)/f,0>f||1<f?void 0:d.copy(e).multiplyScalar(f).add(b.start)}}(),intersectsLine:function(a){var b=this.distanceToPoint(a.start);a=this.distanceToPoint(a.end);return 0>b&&0<a||0>a&&0<b},
-intersectsBox:function(a){return a.intersectsPlane(this)},intersectsSphere:function(a){return a.intersectsPlane(this)},coplanarPoint:function(a){return(a||new p).copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(){var a=new p,b=new Ka;return function(c,d){var e=this.coplanarPoint(a).applyMatrix4(c),f=d||b.getNormalMatrix(c),f=this.normal.applyMatrix3(f).normalize();this.constant=-e.dot(f);return this}}(),translate:function(a){this.constant-=a.dot(this.normal);return this},equals:function(a){return a.normal.equals(this.normal)&&
-a.constant===this.constant}});Object.assign(jd.prototype,{set:function(a,b,c,d,e,f){var g=this.planes;g[0].copy(a);g[1].copy(b);g[2].copy(c);g[3].copy(d);g[4].copy(e);g[5].copy(f);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){for(var b=this.planes,c=0;6>c;c++)b[c].copy(a.planes[c]);return this},setFromMatrix:function(a){var b=this.planes,c=a.elements;a=c[0];var d=c[1],e=c[2],f=c[3],g=c[4],h=c[5],k=c[6],m=c[7],l=c[8],q=c[9],n=c[10],r=c[11],p=c[12],t=c[13],
-y=c[14],c=c[15];b[0].setComponents(f-a,m-g,r-l,c-p).normalize();b[1].setComponents(f+a,m+g,r+l,c+p).normalize();b[2].setComponents(f+d,m+h,r+q,c+t).normalize();b[3].setComponents(f-d,m-h,r-q,c-t).normalize();b[4].setComponents(f-e,m-k,r-n,c-y).normalize();b[5].setComponents(f+e,m+k,r+n,c+y).normalize();return this},intersectsObject:function(){var a=new Ga;return function(b){var c=b.geometry;null===c.boundingSphere&&c.computeBoundingSphere();a.copy(c.boundingSphere).applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),
-intersectsSprite:function(){var a=new Ga;return function(b){a.center.set(0,0,0);a.radius=.7071067811865476;a.applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),intersectsSphere:function(a){var b=this.planes,c=a.center;a=-a.radius;for(var d=0;6>d;d++)if(b[d].distanceToPoint(c)<a)return!1;return!0},intersectsBox:function(){var a=new p,b=new p;return function(c){for(var d=this.planes,e=0;6>e;e++){var f=d[e];a.x=0<f.normal.x?c.min.x:c.max.x;b.x=0<f.normal.x?c.max.x:c.min.x;a.y=0<f.normal.y?
-c.min.y:c.max.y;b.y=0<f.normal.y?c.max.y:c.min.y;a.z=0<f.normal.z?c.min.z:c.max.z;b.z=0<f.normal.z?c.max.z:c.min.z;var g=f.distanceToPoint(a),f=f.distanceToPoint(b);if(0>g&&0>f)return!1}return!0}}(),containsPoint:function(a){for(var b=this.planes,c=0;6>c;c++)if(0>b[c].distanceToPoint(a))return!1;return!0}});Object.assign(hb.prototype,{set:function(a,b){this.origin.copy(a);this.direction.copy(b);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.origin.copy(a.origin);
-this.direction.copy(a.direction);return this},at:function(a,b){return(b||new p).copy(this.direction).multiplyScalar(a).add(this.origin)},lookAt:function(a){this.direction.copy(a).sub(this.origin).normalize();return this},recast:function(){var a=new p;return function(b){this.origin.copy(this.at(b,a));return this}}(),closestPointToPoint:function(a,b){var c=b||new p;c.subVectors(a,this.origin);var d=c.dot(this.direction);return 0>d?c.copy(this.origin):c.copy(this.direction).multiplyScalar(d).add(this.origin)},
-distanceToPoint:function(a){return Math.sqrt(this.distanceSqToPoint(a))},distanceSqToPoint:function(){var a=new p;return function(b){var c=a.subVectors(b,this.origin).dot(this.direction);if(0>c)return this.origin.distanceToSquared(b);a.copy(this.direction).multiplyScalar(c).add(this.origin);return a.distanceToSquared(b)}}(),distanceSqToSegment:function(){var a=new p,b=new p,c=new p;return function(d,e,f,g){a.copy(d).add(e).multiplyScalar(.5);b.copy(e).sub(d).normalize();c.copy(this.origin).sub(a);
-var h=.5*d.distanceTo(e),k=-this.direction.dot(b),m=c.dot(this.direction),l=-c.dot(b),q=c.lengthSq(),n=Math.abs(1-k*k),r;0<n?(d=k*l-m,e=k*m-l,r=h*n,0<=d?e>=-r?e<=r?(h=1/n,d*=h,e*=h,k=d*(d+k*e+2*m)+e*(k*d+e+2*l)+q):(e=h,d=Math.max(0,-(k*e+m)),k=-d*d+e*(e+2*l)+q):(e=-h,d=Math.max(0,-(k*e+m)),k=-d*d+e*(e+2*l)+q):e<=-r?(d=Math.max(0,-(-k*h+m)),e=0<d?-h:Math.min(Math.max(-h,-l),h),k=-d*d+e*(e+2*l)+q):e<=r?(d=0,e=Math.min(Math.max(-h,-l),h),k=e*(e+2*l)+q):(d=Math.max(0,-(k*h+m)),e=0<d?h:Math.min(Math.max(-h,
--l),h),k=-d*d+e*(e+2*l)+q)):(e=0<k?-h:h,d=Math.max(0,-(k*e+m)),k=-d*d+e*(e+2*l)+q);f&&f.copy(this.direction).multiplyScalar(d).add(this.origin);g&&g.copy(b).multiplyScalar(e).add(a);return k}}(),intersectSphere:function(){var a=new p;return function(b,c){a.subVectors(b.center,this.origin);var d=a.dot(this.direction),e=a.dot(a)-d*d,f=b.radius*b.radius;if(e>f)return null;f=Math.sqrt(f-e);e=d-f;d+=f;return 0>e&&0>d?null:0>e?this.at(d,c):this.at(e,c)}}(),intersectsSphere:function(a){return this.distanceToPoint(a.center)<=
-a.radius},distanceToPlane:function(a){var b=a.normal.dot(this.direction);if(0===b)return 0===a.distanceToPoint(this.origin)?0:null;a=-(this.origin.dot(a.normal)+a.constant)/b;return 0<=a?a:null},intersectPlane:function(a,b){var c=this.distanceToPlane(a);return null===c?null:this.at(c,b)},intersectsPlane:function(a){var b=a.distanceToPoint(this.origin);return 0===b||0>a.normal.dot(this.direction)*b?!0:!1},intersectBox:function(a,b){var c,d,e,f,g;d=1/this.direction.x;f=1/this.direction.y;g=1/this.direction.z;
-var h=this.origin;0<=d?(c=(a.min.x-h.x)*d,d*=a.max.x-h.x):(c=(a.max.x-h.x)*d,d*=a.min.x-h.x);0<=f?(e=(a.min.y-h.y)*f,f*=a.max.y-h.y):(e=(a.max.y-h.y)*f,f*=a.min.y-h.y);if(c>f||e>d)return null;if(e>c||c!==c)c=e;if(f<d||d!==d)d=f;0<=g?(e=(a.min.z-h.z)*g,g*=a.max.z-h.z):(e=(a.max.z-h.z)*g,g*=a.min.z-h.z);if(c>g||e>d)return null;if(e>c||c!==c)c=e;if(g<d||d!==d)d=g;return 0>d?null:this.at(0<=c?c:d,b)},intersectsBox:function(){var a=new p;return function(b){return null!==this.intersectBox(b,a)}}(),intersectTriangle:function(){var a=
-new p,b=new p,c=new p,d=new p;return function(e,f,g,h,k){b.subVectors(f,e);c.subVectors(g,e);d.crossVectors(b,c);f=this.direction.dot(d);if(0<f){if(h)return null;h=1}else if(0>f)h=-1,f=-f;else return null;a.subVectors(this.origin,e);e=h*this.direction.dot(c.crossVectors(a,c));if(0>e)return null;g=h*this.direction.dot(b.cross(a));if(0>g||e+g>f)return null;e=-h*a.dot(d);return 0>e?null:this.at(e/f,k)}}(),applyMatrix4:function(a){this.direction.add(this.origin).applyMatrix4(a);this.origin.applyMatrix4(a);
-this.direction.sub(this.origin);this.direction.normalize();return this},equals:function(a){return a.origin.equals(this.origin)&&a.direction.equals(this.direction)}});bb.RotationOrders="XYZ YZX ZXY XZY YXZ ZYX".split(" ");bb.DefaultOrder="XYZ";Object.defineProperties(bb.prototype,{x:{get:function(){return this._x},set:function(a){this._x=a;this.onChangeCallback()}},y:{get:function(){return this._y},set:function(a){this._y=a;this.onChangeCallback()}},z:{get:function(){return this._z},set:function(a){this._z=
-a;this.onChangeCallback()}},order:{get:function(){return this._order},set:function(a){this._order=a;this.onChangeCallback()}}});Object.assign(bb.prototype,{isEuler:!0,set:function(a,b,c,d){this._x=a;this._y=b;this._z=c;this._order=d||this._order;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(a){this._x=a._x;this._y=a._y;this._z=a._z;this._order=a._order;this.onChangeCallback();return this},setFromRotationMatrix:function(a,
-b,c){var d=Y.clamp,e=a.elements;a=e[0];var f=e[4],g=e[8],h=e[1],k=e[5],m=e[9],l=e[2],q=e[6],e=e[10];b=b||this._order;"XYZ"===b?(this._y=Math.asin(d(g,-1,1)),.99999>Math.abs(g)?(this._x=Math.atan2(-m,e),this._z=Math.atan2(-f,a)):(this._x=Math.atan2(q,k),this._z=0)):"YXZ"===b?(this._x=Math.asin(-d(m,-1,1)),.99999>Math.abs(m)?(this._y=Math.atan2(g,e),this._z=Math.atan2(h,k)):(this._y=Math.atan2(-l,a),this._z=0)):"ZXY"===b?(this._x=Math.asin(d(q,-1,1)),.99999>Math.abs(q)?(this._y=Math.atan2(-l,e),this._z=
-Math.atan2(-f,k)):(this._y=0,this._z=Math.atan2(h,a))):"ZYX"===b?(this._y=Math.asin(-d(l,-1,1)),.99999>Math.abs(l)?(this._x=Math.atan2(q,e),this._z=Math.atan2(h,a)):(this._x=0,this._z=Math.atan2(-f,k))):"YZX"===b?(this._z=Math.asin(d(h,-1,1)),.99999>Math.abs(h)?(this._x=Math.atan2(-m,k),this._y=Math.atan2(-l,a)):(this._x=0,this._y=Math.atan2(g,e))):"XZY"===b?(this._z=Math.asin(-d(f,-1,1)),.99999>Math.abs(f)?(this._x=Math.atan2(q,k),this._y=Math.atan2(g,a)):(this._x=Math.atan2(-m,e),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+
-b);this._order=b;if(!1!==c)this.onChangeCallback();return this},setFromQuaternion:function(){var a=new J;return function(b,c,d){a.makeRotationFromQuaternion(b);return this.setFromRotationMatrix(a,c,d)}}(),setFromVector3:function(a,b){return this.set(a.x,a.y,a.z,b||this._order)},reorder:function(){var a=new qa;return function(b){a.setFromEuler(this);return this.setFromQuaternion(a,b)}}(),equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._order===this._order},fromArray:function(a){this._x=
-a[0];this._y=a[1];this._z=a[2];void 0!==a[3]&&(this._order=a[3]);this.onChangeCallback();return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._order;return a},toVector3:function(a){return a?a.set(this._x,this._y,this._z):new p(this._x,this._y,this._z)},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}});Object.assign(Rd.prototype,{set:function(a){this.mask=1<<a|0},enable:function(a){this.mask=
-this.mask|1<<a|0},toggle:function(a){this.mask^=1<<a|0},disable:function(a){this.mask&=~(1<<a|0)},test:function(a){return 0!==(this.mask&a.mask)}});var Lf=0;B.DefaultUp=new p(0,1,0);B.DefaultMatrixAutoUpdate=!0;Object.assign(B.prototype,sa.prototype,{isObject3D:!0,applyMatrix:function(a){this.matrix.multiplyMatrices(a,this.matrix);this.matrix.decompose(this.position,this.quaternion,this.scale)},setRotationFromAxisAngle:function(a,b){this.quaternion.setFromAxisAngle(a,b)},setRotationFromEuler:function(a){this.quaternion.setFromEuler(a,
-!0)},setRotationFromMatrix:function(a){this.quaternion.setFromRotationMatrix(a)},setRotationFromQuaternion:function(a){this.quaternion.copy(a)},rotateOnAxis:function(){var a=new qa;return function(b,c){a.setFromAxisAngle(b,c);this.quaternion.multiply(a);return this}}(),rotateX:function(){var a=new p(1,0,0);return function(b){return this.rotateOnAxis(a,b)}}(),rotateY:function(){var a=new p(0,1,0);return function(b){return this.rotateOnAxis(a,b)}}(),rotateZ:function(){var a=new p(0,0,1);return function(b){return this.rotateOnAxis(a,
-b)}}(),translateOnAxis:function(){var a=new p;return function(b,c){a.copy(b).applyQuaternion(this.quaternion);this.position.add(a.multiplyScalar(c));return this}}(),translateX:function(){var a=new p(1,0,0);return function(b){return this.translateOnAxis(a,b)}}(),translateY:function(){var a=new p(0,1,0);return function(b){return this.translateOnAxis(a,b)}}(),translateZ:function(){var a=new p(0,0,1);return function(b){return this.translateOnAxis(a,b)}}(),localToWorld:function(a){return a.applyMatrix4(this.matrixWorld)},
-worldToLocal:function(){var a=new J;return function(b){return b.applyMatrix4(a.getInverse(this.matrixWorld))}}(),lookAt:function(){var a=new J;return function(b){this.isCamera?a.lookAt(this.position,b,this.up):a.lookAt(b,this.position,this.up);this.quaternion.setFromRotationMatrix(a)}}(),add:function(a){if(1<arguments.length){for(var b=0;b<arguments.length;b++)this.add(arguments[b]);return this}if(a===this)return console.error("THREE.Object3D.add: object can't be added as a child of itself.",a),this;
-a&&a.isObject3D?(null!==a.parent&&a.parent.remove(a),a.parent=this,a.dispatchEvent({type:"added"}),this.children.push(a)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",a);return this},remove:function(a){if(1<arguments.length)for(var b=0;b<arguments.length;b++)this.remove(arguments[b]);b=this.children.indexOf(a);-1!==b&&(a.parent=null,a.dispatchEvent({type:"removed"}),this.children.splice(b,1))},getObjectById:function(a){return this.getObjectByProperty("id",a)},getObjectByName:function(a){return this.getObjectByProperty("name",
-a)},getObjectByProperty:function(a,b){if(this[a]===b)return this;for(var c=0,d=this.children.length;c<d;c++){var e=this.children[c].getObjectByProperty(a,b);if(void 0!==e)return e}},getWorldPosition:function(a){a=a||new p;this.updateMatrixWorld(!0);return a.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(){var a=new p,b=new p;return function(c){c=c||new qa;this.updateMatrixWorld(!0);this.matrixWorld.decompose(a,c,b);return c}}(),getWorldRotation:function(){var a=new qa;return function(b){b=
-b||new bb;this.getWorldQuaternion(a);return b.setFromQuaternion(a,this.rotation.order,!1)}}(),getWorldScale:function(){var a=new p,b=new qa;return function(c){c=c||new p;this.updateMatrixWorld(!0);this.matrixWorld.decompose(a,b,c);return c}}(),getWorldDirection:function(){var a=new qa;return function(b){b=b||new p;this.getWorldQuaternion(a);return b.set(0,0,1).applyQuaternion(a)}}(),raycast:function(){},traverse:function(a){a(this);for(var b=this.children,c=0,d=b.length;c<d;c++)b[c].traverse(a)},
-traverseVisible:function(a){if(!1!==this.visible){a(this);for(var b=this.children,c=0,d=b.length;c<d;c++)b[c].traverseVisible(a)}},traverseAncestors:function(a){var b=this.parent;null!==b&&(a(b),b.traverseAncestors(a))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale);this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(a){this.matrixAutoUpdate&&this.updateMatrix();if(this.matrixWorldNeedsUpdate||a)null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,
-this.matrix),this.matrixWorldNeedsUpdate=!1,a=!0;for(var b=this.children,c=0,d=b.length;c<d;c++)b[c].updateMatrixWorld(a)},toJSON:function(a){function b(b,c){void 0===b[c.uuid]&&(b[c.uuid]=c.toJSON(a));return c.uuid}function c(a){var b=[],c;for(c in a){var d=a[c];delete d.metadata;b.push(d)}return b}var d=void 0===a||""===a,e={};d&&(a={geometries:{},materials:{},textures:{},images:{}},e.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});var f={};f.uuid=this.uuid;f.type=this.type;""!==
-this.name&&(f.name=this.name);"{}"!==JSON.stringify(this.userData)&&(f.userData=this.userData);!0===this.castShadow&&(f.castShadow=!0);!0===this.receiveShadow&&(f.receiveShadow=!0);!1===this.visible&&(f.visible=!1);f.matrix=this.matrix.toArray();void 0!==this.geometry&&(f.geometry=b(a.geometries,this.geometry));if(void 0!==this.material)if(Array.isArray(this.material)){for(var g=[],h=0,k=this.material.length;h<k;h++)g.push(b(a.materials,this.material[h]));f.material=g}else f.material=b(a.materials,
-this.material);if(0<this.children.length)for(f.children=[],h=0;h<this.children.length;h++)f.children.push(this.children[h].toJSON(a).object);d&&(d=c(a.geometries),g=c(a.materials),h=c(a.textures),k=c(a.images),0<d.length&&(e.geometries=d),0<g.length&&(e.materials=g),0<h.length&&(e.textures=h),0<k.length&&(e.images=k));e.object=f;return e},clone:function(a){return(new this.constructor).copy(this,a)},copy:function(a,b){void 0===b&&(b=!0);this.name=a.name;this.up.copy(a.up);this.position.copy(a.position);
-this.quaternion.copy(a.quaternion);this.scale.copy(a.scale);this.matrix.copy(a.matrix);this.matrixWorld.copy(a.matrixWorld);this.matrixAutoUpdate=a.matrixAutoUpdate;this.matrixWorldNeedsUpdate=a.matrixWorldNeedsUpdate;this.layers.mask=a.layers.mask;this.visible=a.visible;this.castShadow=a.castShadow;this.receiveShadow=a.receiveShadow;this.frustumCulled=a.frustumCulled;this.renderOrder=a.renderOrder;this.userData=JSON.parse(JSON.stringify(a.userData));if(!0===b)for(var c=0;c<a.children.length;c++)this.add(a.children[c].clone());
-return this}});Object.assign(Hb.prototype,{set:function(a,b){this.start.copy(a);this.end.copy(b);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.start.copy(a.start);this.end.copy(a.end);return this},getCenter:function(a){return(a||new p).addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(a){return(a||new p).subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},distance:function(){return this.start.distanceTo(this.end)},
-at:function(a,b){var c=b||new p;return this.delta(c).multiplyScalar(a).add(this.start)},closestPointToPointParameter:function(){var a=new p,b=new p;return function(c,d){a.subVectors(c,this.start);b.subVectors(this.end,this.start);var e=b.dot(b),e=b.dot(a)/e;d&&(e=Y.clamp(e,0,1));return e}}(),closestPointToPoint:function(a,b,c){a=this.closestPointToPointParameter(a,b);c=c||new p;return this.delta(c).multiplyScalar(a).add(this.start)},applyMatrix4:function(a){this.start.applyMatrix4(a);this.end.applyMatrix4(a);
-return this},equals:function(a){return a.start.equals(this.start)&&a.end.equals(this.end)}});Object.assign(Ua,{normal:function(){var a=new p;return function(b,c,d,e){e=e||new p;e.subVectors(d,c);a.subVectors(b,c);e.cross(a);b=e.lengthSq();return 0<b?e.multiplyScalar(1/Math.sqrt(b)):e.set(0,0,0)}}(),barycoordFromPoint:function(){var a=new p,b=new p,c=new p;return function(d,e,f,g,h){a.subVectors(g,e);b.subVectors(f,e);c.subVectors(d,e);d=a.dot(a);e=a.dot(b);f=a.dot(c);var k=b.dot(b);g=b.dot(c);var m=
-d*k-e*e;h=h||new p;if(0===m)return h.set(-2,-1,-1);m=1/m;k=(k*f-e*g)*m;d=(d*g-e*f)*m;return h.set(1-k-d,d,k)}}(),containsPoint:function(){var a=new p;return function(b,c,d,e){b=Ua.barycoordFromPoint(b,c,d,e,a);return 0<=b.x&&0<=b.y&&1>=b.x+b.y}}()});Object.assign(Ua.prototype,{set:function(a,b,c){this.a.copy(a);this.b.copy(b);this.c.copy(c);return this},setFromPointsAndIndices:function(a,b,c,d){this.a.copy(a[b]);this.b.copy(a[c]);this.c.copy(a[d]);return this},clone:function(){return(new this.constructor).copy(this)},
-copy:function(a){this.a.copy(a.a);this.b.copy(a.b);this.c.copy(a.c);return this},area:function(){var a=new p,b=new p;return function(){a.subVectors(this.c,this.b);b.subVectors(this.a,this.b);return.5*a.cross(b).length()}}(),midpoint:function(a){return(a||new p).addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},normal:function(a){return Ua.normal(this.a,this.b,this.c,a)},plane:function(a){return(a||new wa).setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(a,b){return Ua.barycoordFromPoint(a,
-this.a,this.b,this.c,b)},containsPoint:function(a){return Ua.containsPoint(a,this.a,this.b,this.c)},closestPointToPoint:function(){var a=new wa,b=[new Hb,new Hb,new Hb],c=new p,d=new p;return function(e,f){var g=f||new p,h=Infinity;a.setFromCoplanarPoints(this.a,this.b,this.c);a.projectPoint(e,c);if(!0===this.containsPoint(c))g.copy(c);else{b[0].set(this.a,this.b);b[1].set(this.b,this.c);b[2].set(this.c,this.a);for(var k=0;k<b.length;k++){b[k].closestPointToPoint(c,!0,d);var m=c.distanceToSquared(d);
-m<h&&(h=m,g.copy(d))}}return g}}(),equals:function(a){return a.a.equals(this.a)&&a.b.equals(this.b)&&a.c.equals(this.c)}});Object.assign(Va.prototype,{clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.a=a.a;this.b=a.b;this.c=a.c;this.normal.copy(a.normal);this.color.copy(a.color);this.materialIndex=a.materialIndex;for(var b=0,c=a.vertexNormals.length;b<c;b++)this.vertexNormals[b]=a.vertexNormals[b].clone();b=0;for(c=a.vertexColors.length;b<c;b++)this.vertexColors[b]=
-a.vertexColors[b].clone();return this}});Na.prototype=Object.create(Z.prototype);Na.prototype.constructor=Na;Na.prototype.isMeshBasicMaterial=!0;Na.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color);this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;
-this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;return this};Object.defineProperty(L.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.assign(L.prototype,{isBufferAttribute:!0,setArray:function(a){if(Array.isArray(a))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");
-this.count=void 0!==a?a.length/this.itemSize:0;this.array=a},setDynamic:function(a){this.dynamic=a;return this},copy:function(a){this.array=new a.array.constructor(a.array);this.itemSize=a.itemSize;this.count=a.count;this.normalized=a.normalized;this.dynamic=a.dynamic;return this},copyAt:function(a,b,c){a*=this.itemSize;c*=b.itemSize;for(var d=0,e=this.itemSize;d<e;d++)this.array[a+d]=b.array[c+d];return this},copyArray:function(a){this.array.set(a);return this},copyColorsArray:function(a){for(var b=
-this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",d),f=new H);b[c++]=f.r;b[c++]=f.g;b[c++]=f.b}return this},copyIndicesArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];b[c++]=f.a;b[c++]=f.b;b[c++]=f.c}return this},copyVector2sArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",
-d),f=new D);b[c++]=f.x;b[c++]=f.y}return this},copyVector3sArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",d),f=new p);b[c++]=f.x;b[c++]=f.y;b[c++]=f.z}return this},copyVector4sArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",d),f=new ga);b[c++]=f.x;b[c++]=f.y;
-b[c++]=f.z;b[c++]=f.w}return this},set:function(a,b){void 0===b&&(b=0);this.array.set(a,b);return this},getX:function(a){return this.array[a*this.itemSize]},setX:function(a,b){this.array[a*this.itemSize]=b;return this},getY:function(a){return this.array[a*this.itemSize+1]},setY:function(a,b){this.array[a*this.itemSize+1]=b;return this},getZ:function(a){return this.array[a*this.itemSize+2]},setZ:function(a,b){this.array[a*this.itemSize+2]=b;return this},getW:function(a){return this.array[a*this.itemSize+
-3]},setW:function(a,b){this.array[a*this.itemSize+3]=b;return this},setXY:function(a,b,c){a*=this.itemSize;this.array[a+0]=b;this.array[a+1]=c;return this},setXYZ:function(a,b,c,d){a*=this.itemSize;this.array[a+0]=b;this.array[a+1]=c;this.array[a+2]=d;return this},setXYZW:function(a,b,c,d,e){a*=this.itemSize;this.array[a+0]=b;this.array[a+1]=c;this.array[a+2]=d;this.array[a+3]=e;return this},onUpload:function(a){this.onUploadCallback=a;return this},clone:function(){return(new this.constructor(this.array,
-this.itemSize)).copy(this)}});rc.prototype=Object.create(L.prototype);rc.prototype.constructor=rc;sc.prototype=Object.create(L.prototype);sc.prototype.constructor=sc;tc.prototype=Object.create(L.prototype);tc.prototype.constructor=tc;uc.prototype=Object.create(L.prototype);uc.prototype.constructor=uc;ib.prototype=Object.create(L.prototype);ib.prototype.constructor=ib;vc.prototype=Object.create(L.prototype);vc.prototype.constructor=vc;jb.prototype=Object.create(L.prototype);jb.prototype.constructor=
-jb;C.prototype=Object.create(L.prototype);C.prototype.constructor=C;wc.prototype=Object.create(L.prototype);wc.prototype.constructor=wc;Object.assign(Ke.prototype,{computeGroups:function(a){var b,c=[],d=void 0;a=a.faces;for(var e=0;e<a.length;e++){var f=a[e];f.materialIndex!==d&&(d=f.materialIndex,void 0!==b&&(b.count=3*e-b.start,c.push(b)),b={start:3*e,materialIndex:d})}void 0!==b&&(b.count=3*e-b.start,c.push(b));this.groups=c},fromGeometry:function(a){var b=a.faces,c=a.vertices,d=a.faceVertexUvs,
-e=d[0]&&0<d[0].length,f=d[1]&&0<d[1].length,g=a.morphTargets,h=g.length,k;if(0<h){k=[];for(var m=0;m<h;m++)k[m]=[];this.morphTargets.position=k}var l=a.morphNormals,q=l.length,n;if(0<q){n=[];for(m=0;m<q;m++)n[m]=[];this.morphTargets.normal=n}for(var r=a.skinIndices,p=a.skinWeights,t=r.length===c.length,y=p.length===c.length,m=0;m<b.length;m++){var x=b[m];this.vertices.push(c[x.a],c[x.b],c[x.c]);var v=x.vertexNormals;3===v.length?this.normals.push(v[0],v[1],v[2]):(v=x.normal,this.normals.push(v,v,
-v));v=x.vertexColors;3===v.length?this.colors.push(v[0],v[1],v[2]):(v=x.color,this.colors.push(v,v,v));!0===e&&(v=d[0][m],void 0!==v?this.uvs.push(v[0],v[1],v[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",m),this.uvs.push(new D,new D,new D)));!0===f&&(v=d[1][m],void 0!==v?this.uvs2.push(v[0],v[1],v[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",m),this.uvs2.push(new D,new D,new D)));for(v=0;v<h;v++){var G=g[v].vertices;k[v].push(G[x.a],
-G[x.b],G[x.c])}for(v=0;v<q;v++)G=l[v].vertexNormals[m],n[v].push(G.a,G.b,G.c);t&&this.skinIndices.push(r[x.a],r[x.b],r[x.c]);y&&this.skinWeights.push(p[x.a],p[x.b],p[x.c])}this.computeGroups(a);this.verticesNeedUpdate=a.verticesNeedUpdate;this.normalsNeedUpdate=a.normalsNeedUpdate;this.colorsNeedUpdate=a.colorsNeedUpdate;this.uvsNeedUpdate=a.uvsNeedUpdate;this.groupsNeedUpdate=a.groupsNeedUpdate;return this}});var Td=0;Object.assign(M.prototype,sa.prototype,{isGeometry:!0,applyMatrix:function(a){for(var b=
-(new Ka).getNormalMatrix(a),c=0,d=this.vertices.length;c<d;c++)this.vertices[c].applyMatrix4(a);c=0;for(d=this.faces.length;c<d;c++){a=this.faces[c];a.normal.applyMatrix3(b).normalize();for(var e=0,f=a.vertexNormals.length;e<f;e++)a.vertexNormals[e].applyMatrix3(b).normalize()}null!==this.boundingBox&&this.computeBoundingBox();null!==this.boundingSphere&&this.computeBoundingSphere();this.normalsNeedUpdate=this.verticesNeedUpdate=!0;return this},rotateX:function(){var a=new J;return function(b){a.makeRotationX(b);
-this.applyMatrix(a);return this}}(),rotateY:function(){var a=new J;return function(b){a.makeRotationY(b);this.applyMatrix(a);return this}}(),rotateZ:function(){var a=new J;return function(b){a.makeRotationZ(b);this.applyMatrix(a);return this}}(),translate:function(){var a=new J;return function(b,c,d){a.makeTranslation(b,c,d);this.applyMatrix(a);return this}}(),scale:function(){var a=new J;return function(b,c,d){a.makeScale(b,c,d);this.applyMatrix(a);return this}}(),lookAt:function(){var a=new B;return function(b){a.lookAt(b);
-a.updateMatrix();this.applyMatrix(a.matrix)}}(),fromBufferGeometry:function(a){function b(a,b,d,e){var f=void 0!==g?[l[a].clone(),l[b].clone(),l[d].clone()]:[],r=void 0!==h?[c.colors[a].clone(),c.colors[b].clone(),c.colors[d].clone()]:[];e=new Va(a,b,d,f,r,e);c.faces.push(e);void 0!==k&&c.faceVertexUvs[0].push([q[a].clone(),q[b].clone(),q[d].clone()]);void 0!==m&&c.faceVertexUvs[1].push([n[a].clone(),n[b].clone(),n[d].clone()])}var c=this,d=null!==a.index?a.index.array:void 0,e=a.attributes,f=e.position.array,
-g=void 0!==e.normal?e.normal.array:void 0,h=void 0!==e.color?e.color.array:void 0,k=void 0!==e.uv?e.uv.array:void 0,m=void 0!==e.uv2?e.uv2.array:void 0;void 0!==m&&(this.faceVertexUvs[1]=[]);for(var l=[],q=[],n=[],r=e=0;e<f.length;e+=3,r+=2)c.vertices.push(new p(f[e],f[e+1],f[e+2])),void 0!==g&&l.push(new p(g[e],g[e+1],g[e+2])),void 0!==h&&c.colors.push(new H(h[e],h[e+1],h[e+2])),void 0!==k&&q.push(new D(k[r],k[r+1])),void 0!==m&&n.push(new D(m[r],m[r+1]));var z=a.groups;if(0<z.length)for(e=0;e<z.length;e++)for(var f=
-z[e],t=f.start,y=f.count,r=t,t=t+y;r<t;r+=3)void 0!==d?b(d[r],d[r+1],d[r+2],f.materialIndex):b(r,r+1,r+2,f.materialIndex);else if(void 0!==d)for(e=0;e<d.length;e+=3)b(d[e],d[e+1],d[e+2]);else for(e=0;e<f.length/3;e+=3)b(e,e+1,e+2);this.computeFaceNormals();null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());return this},center:function(){this.computeBoundingBox();var a=this.boundingBox.getCenter().negate();this.translate(a.x,
-a.y,a.z);return a},normalize:function(){this.computeBoundingSphere();var a=this.boundingSphere.center,b=this.boundingSphere.radius,b=0===b?1:1/b,c=new J;c.set(b,0,0,-b*a.x,0,b,0,-b*a.y,0,0,b,-b*a.z,0,0,0,1);this.applyMatrix(c);return this},computeFaceNormals:function(){for(var a=new p,b=new p,c=0,d=this.faces.length;c<d;c++){var e=this.faces[c],f=this.vertices[e.a],g=this.vertices[e.b];a.subVectors(this.vertices[e.c],g);b.subVectors(f,g);a.cross(b);a.normalize();e.normal.copy(a)}},computeVertexNormals:function(a){void 0===
-a&&(a=!0);var b,c,d;d=Array(this.vertices.length);b=0;for(c=this.vertices.length;b<c;b++)d[b]=new p;if(a){var e,f,g,h=new p,k=new p;a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],e=this.vertices[c.a],f=this.vertices[c.b],g=this.vertices[c.c],h.subVectors(g,f),k.subVectors(e,f),h.cross(k),d[c.a].add(h),d[c.b].add(h),d[c.c].add(h)}else for(this.computeFaceNormals(),a=0,b=this.faces.length;a<b;a++)c=this.faces[a],d[c.a].add(c.normal),d[c.b].add(c.normal),d[c.c].add(c.normal);b=0;for(c=this.vertices.length;b<
-c;b++)d[b].normalize();a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],e=c.vertexNormals,3===e.length?(e[0].copy(d[c.a]),e[1].copy(d[c.b]),e[2].copy(d[c.c])):(e[0]=d[c.a].clone(),e[1]=d[c.b].clone(),e[2]=d[c.c].clone());0<this.faces.length&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var a,b,c;this.computeFaceNormals();a=0;for(b=this.faces.length;a<b;a++){c=this.faces[a];var d=c.vertexNormals;3===d.length?(d[0].copy(c.normal),d[1].copy(c.normal),d[2].copy(c.normal)):(d[0]=
-c.normal.clone(),d[1]=c.normal.clone(),d[2]=c.normal.clone())}0<this.faces.length&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var a,b,c,d,e;c=0;for(d=this.faces.length;c<d;c++)for(e=this.faces[c],e.__originalFaceNormal?e.__originalFaceNormal.copy(e.normal):e.__originalFaceNormal=e.normal.clone(),e.__originalVertexNormals||(e.__originalVertexNormals=[]),a=0,b=e.vertexNormals.length;a<b;a++)e.__originalVertexNormals[a]?e.__originalVertexNormals[a].copy(e.vertexNormals[a]):e.__originalVertexNormals[a]=
-e.vertexNormals[a].clone();var f=new M;f.faces=this.faces;a=0;for(b=this.morphTargets.length;a<b;a++){if(!this.morphNormals[a]){this.morphNormals[a]={};this.morphNormals[a].faceNormals=[];this.morphNormals[a].vertexNormals=[];e=this.morphNormals[a].faceNormals;var g=this.morphNormals[a].vertexNormals,h,k;c=0;for(d=this.faces.length;c<d;c++)h=new p,k={a:new p,b:new p,c:new p},e.push(h),g.push(k)}g=this.morphNormals[a];f.vertices=this.morphTargets[a].vertices;f.computeFaceNormals();f.computeVertexNormals();
-c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],h=g.faceNormals[c],k=g.vertexNormals[c],h.copy(e.normal),k.a.copy(e.vertexNormals[0]),k.b.copy(e.vertexNormals[1]),k.c.copy(e.vertexNormals[2])}c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],e.normal=e.__originalFaceNormal,e.vertexNormals=e.__originalVertexNormals},computeLineDistances:function(){for(var a=0,b=this.vertices,c=0,d=b.length;c<d;c++)0<c&&(a+=b[c].distanceTo(b[c-1])),this.lineDistances[c]=a},computeBoundingBox:function(){null===
-this.boundingBox&&(this.boundingBox=new Ta);this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new Ga);this.boundingSphere.setFromPoints(this.vertices)},merge:function(a,b,c){if(!1===(a&&a.isGeometry))console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",a);else{var d,e=this.vertices.length,f=this.vertices,g=a.vertices,h=this.faces,k=a.faces,m=this.faceVertexUvs[0],l=a.faceVertexUvs[0],q=this.colors,
-n=a.colors;void 0===c&&(c=0);void 0!==b&&(d=(new Ka).getNormalMatrix(b));a=0;for(var r=g.length;a<r;a++){var p=g[a].clone();void 0!==b&&p.applyMatrix4(b);f.push(p)}a=0;for(r=n.length;a<r;a++)q.push(n[a].clone());a=0;for(r=k.length;a<r;a++){var g=k[a],t=g.vertexNormals,n=g.vertexColors,q=new Va(g.a+e,g.b+e,g.c+e);q.normal.copy(g.normal);void 0!==d&&q.normal.applyMatrix3(d).normalize();b=0;for(f=t.length;b<f;b++)p=t[b].clone(),void 0!==d&&p.applyMatrix3(d).normalize(),q.vertexNormals.push(p);q.color.copy(g.color);
-b=0;for(f=n.length;b<f;b++)p=n[b],q.vertexColors.push(p.clone());q.materialIndex=g.materialIndex+c;h.push(q)}a=0;for(r=l.length;a<r;a++)if(c=l[a],d=[],void 0!==c){b=0;for(f=c.length;b<f;b++)d.push(c[b].clone());m.push(d)}}},mergeMesh:function(a){!1===(a&&a.isMesh)?console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",a):(a.matrixAutoUpdate&&a.updateMatrix(),this.merge(a.geometry,a.matrix))},mergeVertices:function(){var a={},b=[],c=[],d,e=Math.pow(10,4),f,g;f=0;for(g=this.vertices.length;f<
+shadow_frag:"uniform float opacity;\n#include <common>\n#include <packing>\n#include <bsdfs>\n#include <lights_pars>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( 0.0, 0.0, 0.0, opacity * ( 1.0 - getShadowMask() ) );\n}\n",shadow_vert:"#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n}\n"},$a={basic:{uniforms:Ca.merge([R.common,
+R.aomap,R.lightmap,R.fog]),vertexShader:X.meshbasic_vert,fragmentShader:X.meshbasic_frag},lambert:{uniforms:Ca.merge([R.common,R.aomap,R.lightmap,R.emissivemap,R.fog,R.lights,{emissive:{value:new G(0)}}]),vertexShader:X.meshlambert_vert,fragmentShader:X.meshlambert_frag},phong:{uniforms:Ca.merge([R.common,R.aomap,R.lightmap,R.emissivemap,R.bumpmap,R.normalmap,R.displacementmap,R.gradientmap,R.fog,R.lights,{emissive:{value:new G(0)},specular:{value:new G(1118481)},shininess:{value:30}}]),vertexShader:X.meshphong_vert,
+fragmentShader:X.meshphong_frag},standard:{uniforms:Ca.merge([R.common,R.aomap,R.lightmap,R.emissivemap,R.bumpmap,R.normalmap,R.displacementmap,R.roughnessmap,R.metalnessmap,R.fog,R.lights,{emissive:{value:new G(0)},roughness:{value:.5},metalness:{value:.5},envMapIntensity:{value:1}}]),vertexShader:X.meshphysical_vert,fragmentShader:X.meshphysical_frag},points:{uniforms:Ca.merge([R.points,R.fog]),vertexShader:X.points_vert,fragmentShader:X.points_frag},dashed:{uniforms:Ca.merge([R.common,R.fog,{scale:{value:1},
+dashSize:{value:1},totalSize:{value:2}}]),vertexShader:X.linedashed_vert,fragmentShader:X.linedashed_frag},depth:{uniforms:Ca.merge([R.common,R.displacementmap]),vertexShader:X.depth_vert,fragmentShader:X.depth_frag},normal:{uniforms:Ca.merge([R.common,R.bumpmap,R.normalmap,R.displacementmap,{opacity:{value:1}}]),vertexShader:X.normal_vert,fragmentShader:X.normal_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:X.cube_vert,fragmentShader:X.cube_frag},equirect:{uniforms:{tEquirect:{value:null},
+tFlip:{value:-1}},vertexShader:X.equirect_vert,fragmentShader:X.equirect_frag},distanceRGBA:{uniforms:{lightPos:{value:new n}},vertexShader:X.distanceRGBA_vert,fragmentShader:X.distanceRGBA_frag}};$a.physical={uniforms:Ca.merge([$a.standard.uniforms,{clearCoat:{value:0},clearCoatRoughness:{value:0}}]),vertexShader:X.meshphysical_vert,fragmentShader:X.meshphysical_frag};Object.assign(fd.prototype,{set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromPoints:function(a){this.makeEmpty();
+for(var b=0,c=a.length;b<c;b++)this.expandByPoint(a[b]);return this},setFromCenterAndSize:function(){var a=new C;return function(b,c){var d=a.copy(c).multiplyScalar(.5);this.min.copy(b).sub(d);this.max.copy(b).add(d);return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);return this},makeEmpty:function(){this.min.x=this.min.y=Infinity;this.max.x=this.max.y=-Infinity;return this},isEmpty:function(){return this.max.x<this.min.x||
+this.max.y<this.min.y},getCenter:function(a){a=a||new C;return this.isEmpty()?a.set(0,0):a.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(a){a=a||new C;return this.isEmpty()?a.set(0,0):a.subVectors(this.max,this.min)},expandByPoint:function(a){this.min.min(a);this.max.max(a);return this},expandByVector:function(a){this.min.sub(a);this.max.add(a);return this},expandByScalar:function(a){this.min.addScalar(-a);this.max.addScalar(a);return this},containsPoint:function(a){return a.x<
+this.min.x||a.x>this.max.x||a.y<this.min.y||a.y>this.max.y?!1:!0},containsBox:function(a){return this.min.x<=a.min.x&&a.max.x<=this.max.x&&this.min.y<=a.min.y&&a.max.y<=this.max.y},getParameter:function(a,b){return(b||new C).set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(a){return a.max.x<this.min.x||a.min.x>this.max.x||a.max.y<this.min.y||a.min.y>this.max.y?!1:!0},clampPoint:function(a,b){return(b||new C).copy(a).clamp(this.min,this.max)},
+distanceToPoint:function(){var a=new C;return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).length()}}(),intersect:function(a){this.min.max(a.min);this.max.min(a.max);return this},union:function(a){this.min.min(a.min);this.max.max(a.max);return this},translate:function(a){this.min.add(a);this.max.add(a);return this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}});var Jf=0;Object.assign(U.prototype,xa.prototype,{isMaterial:!0,onBeforeCompile:function(){},
+setValues:function(a){if(void 0!==a)for(var b in a){var c=a[b];if(void 0===c)console.warn("THREE.Material: '"+b+"' parameter is undefined.");else{var d=this[b];void 0===d?console.warn("THREE."+this.type+": '"+b+"' is not a property of this material."):d&&d.isColor?d.set(c):d&&d.isVector3&&c&&c.isVector3?d.copy(c):this[b]="overdraw"===b?Number(c):c}}},toJSON:function(a){function b(a){var b=[],c;for(c in a){var d=a[c];delete d.metadata;b.push(d)}return b}var c=void 0===a;c&&(a={textures:{},images:{}});
+var d={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};d.uuid=this.uuid;d.type=this.type;""!==this.name&&(d.name=this.name);this.color&&this.color.isColor&&(d.color=this.color.getHex());void 0!==this.roughness&&(d.roughness=this.roughness);void 0!==this.metalness&&(d.metalness=this.metalness);this.emissive&&this.emissive.isColor&&(d.emissive=this.emissive.getHex());this.specular&&this.specular.isColor&&(d.specular=this.specular.getHex());void 0!==this.shininess&&(d.shininess=this.shininess);
+void 0!==this.clearCoat&&(d.clearCoat=this.clearCoat);void 0!==this.clearCoatRoughness&&(d.clearCoatRoughness=this.clearCoatRoughness);this.map&&this.map.isTexture&&(d.map=this.map.toJSON(a).uuid);this.alphaMap&&this.alphaMap.isTexture&&(d.alphaMap=this.alphaMap.toJSON(a).uuid);this.lightMap&&this.lightMap.isTexture&&(d.lightMap=this.lightMap.toJSON(a).uuid);this.bumpMap&&this.bumpMap.isTexture&&(d.bumpMap=this.bumpMap.toJSON(a).uuid,d.bumpScale=this.bumpScale);this.normalMap&&this.normalMap.isTexture&&
+(d.normalMap=this.normalMap.toJSON(a).uuid,d.normalScale=this.normalScale.toArray());this.displacementMap&&this.displacementMap.isTexture&&(d.displacementMap=this.displacementMap.toJSON(a).uuid,d.displacementScale=this.displacementScale,d.displacementBias=this.displacementBias);this.roughnessMap&&this.roughnessMap.isTexture&&(d.roughnessMap=this.roughnessMap.toJSON(a).uuid);this.metalnessMap&&this.metalnessMap.isTexture&&(d.metalnessMap=this.metalnessMap.toJSON(a).uuid);this.emissiveMap&&this.emissiveMap.isTexture&&
+(d.emissiveMap=this.emissiveMap.toJSON(a).uuid);this.specularMap&&this.specularMap.isTexture&&(d.specularMap=this.specularMap.toJSON(a).uuid);this.envMap&&this.envMap.isTexture&&(d.envMap=this.envMap.toJSON(a).uuid,d.reflectivity=this.reflectivity);this.gradientMap&&this.gradientMap.isTexture&&(d.gradientMap=this.gradientMap.toJSON(a).uuid);void 0!==this.size&&(d.size=this.size);void 0!==this.sizeAttenuation&&(d.sizeAttenuation=this.sizeAttenuation);1!==this.blending&&(d.blending=this.blending);2!==
+this.shading&&(d.shading=this.shading);0!==this.side&&(d.side=this.side);0!==this.vertexColors&&(d.vertexColors=this.vertexColors);1>this.opacity&&(d.opacity=this.opacity);!0===this.transparent&&(d.transparent=this.transparent);d.depthFunc=this.depthFunc;d.depthTest=this.depthTest;d.depthWrite=this.depthWrite;0<this.alphaTest&&(d.alphaTest=this.alphaTest);!0===this.premultipliedAlpha&&(d.premultipliedAlpha=this.premultipliedAlpha);!0===this.wireframe&&(d.wireframe=this.wireframe);1<this.wireframeLinewidth&&
+(d.wireframeLinewidth=this.wireframeLinewidth);"round"!==this.wireframeLinecap&&(d.wireframeLinecap=this.wireframeLinecap);"round"!==this.wireframeLinejoin&&(d.wireframeLinejoin=this.wireframeLinejoin);d.skinning=this.skinning;d.morphTargets=this.morphTargets;d.dithering=this.dithering;c&&(c=b(a.textures),a=b(a.images),0<c.length&&(d.textures=c),0<a.length&&(d.images=a));return d},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.name=a.name;this.fog=a.fog;this.lights=
+a.lights;this.blending=a.blending;this.side=a.side;this.shading=a.shading;this.vertexColors=a.vertexColors;this.opacity=a.opacity;this.transparent=a.transparent;this.blendSrc=a.blendSrc;this.blendDst=a.blendDst;this.blendEquation=a.blendEquation;this.blendSrcAlpha=a.blendSrcAlpha;this.blendDstAlpha=a.blendDstAlpha;this.blendEquationAlpha=a.blendEquationAlpha;this.depthFunc=a.depthFunc;this.depthTest=a.depthTest;this.depthWrite=a.depthWrite;this.colorWrite=a.colorWrite;this.precision=a.precision;this.polygonOffset=
+a.polygonOffset;this.polygonOffsetFactor=a.polygonOffsetFactor;this.polygonOffsetUnits=a.polygonOffsetUnits;this.dithering=a.dithering;this.alphaTest=a.alphaTest;this.premultipliedAlpha=a.premultipliedAlpha;this.overdraw=a.overdraw;this.visible=a.visible;this.clipShadows=a.clipShadows;this.clipIntersection=a.clipIntersection;a=a.clippingPlanes;var b=null;if(null!==a)for(var c=a.length,b=Array(c),d=0;d!==c;++d)b[d]=a[d].clone();this.clippingPlanes=b;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});
+ra.prototype=Object.create(U.prototype);ra.prototype.constructor=ra;ra.prototype.isShaderMaterial=!0;ra.prototype.copy=function(a){U.prototype.copy.call(this,a);this.fragmentShader=a.fragmentShader;this.vertexShader=a.vertexShader;this.uniforms=Ca.clone(a.uniforms);this.defines=a.defines;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.lights=a.lights;this.clipping=a.clipping;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;this.extensions=
+a.extensions;return this};ra.prototype.toJSON=function(a){a=U.prototype.toJSON.call(this,a);a.uniforms=this.uniforms;a.vertexShader=this.vertexShader;a.fragmentShader=this.fragmentShader;return a};Za.prototype=Object.create(U.prototype);Za.prototype.constructor=Za;Za.prototype.isMeshDepthMaterial=!0;Za.prototype.copy=function(a){U.prototype.copy.call(this,a);this.depthPacking=a.depthPacking;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.map=a.map;this.alphaMap=a.alphaMap;this.displacementMap=
+a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;return this};Object.assign(Ra.prototype,{isBox3:!0,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromArray:function(a){for(var b=Infinity,c=Infinity,d=Infinity,e=-Infinity,f=-Infinity,g=-Infinity,h=0,k=a.length;h<k;h+=3){var m=a[h],q=a[h+1],l=a[h+2];m<b&&(b=m);q<c&&(c=q);l<d&&(d=l);m>e&&(e=m);q>f&&(f=q);
+l>g&&(g=l)}this.min.set(b,c,d);this.max.set(e,f,g);return this},setFromBufferAttribute:function(a){for(var b=Infinity,c=Infinity,d=Infinity,e=-Infinity,f=-Infinity,g=-Infinity,h=0,k=a.count;h<k;h++){var m=a.getX(h),q=a.getY(h),l=a.getZ(h);m<b&&(b=m);q<c&&(c=q);l<d&&(d=l);m>e&&(e=m);q>f&&(f=q);l>g&&(g=l)}this.min.set(b,c,d);this.max.set(e,f,g);return this},setFromPoints:function(a){this.makeEmpty();for(var b=0,c=a.length;b<c;b++)this.expandByPoint(a[b]);return this},setFromCenterAndSize:function(){var a=
+new n;return function(b,c){var d=a.copy(c).multiplyScalar(.5);this.min.copy(b).sub(d);this.max.copy(b).add(d);return this}}(),setFromObject:function(a){this.makeEmpty();return this.expandByObject(a)},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);return this},makeEmpty:function(){this.min.x=this.min.y=this.min.z=Infinity;this.max.x=this.max.y=this.max.z=-Infinity;return this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<
+this.min.y||this.max.z<this.min.z},getCenter:function(a){a=a||new n;return this.isEmpty()?a.set(0,0,0):a.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(a){a=a||new n;return this.isEmpty()?a.set(0,0,0):a.subVectors(this.max,this.min)},expandByPoint:function(a){this.min.min(a);this.max.max(a);return this},expandByVector:function(a){this.min.sub(a);this.max.add(a);return this},expandByScalar:function(a){this.min.addScalar(-a);this.max.addScalar(a);return this},expandByObject:function(){var a=
+new n;return function(b){var c=this;b.updateMatrixWorld(!0);b.traverse(function(b){var e,f;e=b.geometry;if(void 0!==e)if(e.isGeometry){var g=e.vertices;e=0;for(f=g.length;e<f;e++)a.copy(g[e]),a.applyMatrix4(b.matrixWorld),c.expandByPoint(a)}else if(e.isBufferGeometry&&(g=e.attributes.position,void 0!==g))for(e=0,f=g.count;e<f;e++)a.fromBufferAttribute(g,e).applyMatrix4(b.matrixWorld),c.expandByPoint(a)});return this}}(),containsPoint:function(a){return a.x<this.min.x||a.x>this.max.x||a.y<this.min.y||
+a.y>this.max.y||a.z<this.min.z||a.z>this.max.z?!1:!0},containsBox:function(a){return this.min.x<=a.min.x&&a.max.x<=this.max.x&&this.min.y<=a.min.y&&a.max.y<=this.max.y&&this.min.z<=a.min.z&&a.max.z<=this.max.z},getParameter:function(a,b){return(b||new n).set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y),(a.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(a){return a.max.x<this.min.x||a.min.x>this.max.x||a.max.y<this.min.y||a.min.y>this.max.y||a.max.z<
+this.min.z||a.min.z>this.max.z?!1:!0},intersectsSphere:function(){var a=new n;return function(b){this.clampPoint(b.center,a);return a.distanceToSquared(b.center)<=b.radius*b.radius}}(),intersectsPlane:function(a){var b,c;0<a.normal.x?(b=a.normal.x*this.min.x,c=a.normal.x*this.max.x):(b=a.normal.x*this.max.x,c=a.normal.x*this.min.x);0<a.normal.y?(b+=a.normal.y*this.min.y,c+=a.normal.y*this.max.y):(b+=a.normal.y*this.max.y,c+=a.normal.y*this.min.y);0<a.normal.z?(b+=a.normal.z*this.min.z,c+=a.normal.z*
+this.max.z):(b+=a.normal.z*this.max.z,c+=a.normal.z*this.min.z);return b<=a.constant&&c>=a.constant},clampPoint:function(a,b){return(b||new n).copy(a).clamp(this.min,this.max)},distanceToPoint:function(){var a=new n;return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).length()}}(),getBoundingSphere:function(){var a=new n;return function(b){b=b||new Ea;this.getCenter(b.center);b.radius=.5*this.getSize(a).length();return b}}(),intersect:function(a){this.min.max(a.min);this.max.min(a.max);
+this.isEmpty()&&this.makeEmpty();return this},union:function(a){this.min.min(a.min);this.max.max(a.max);return this},applyMatrix4:function(){var a=[new n,new n,new n,new n,new n,new n,new n,new n];return function(b){if(this.isEmpty())return this;a[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(b);a[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(b);a[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(b);a[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(b);a[4].set(this.max.x,
+this.min.y,this.min.z).applyMatrix4(b);a[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(b);a[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(b);a[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(b);this.setFromPoints(a);return this}}(),translate:function(a){this.min.add(a);this.max.add(a);return this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}});Object.assign(Ea.prototype,{set:function(a,b){this.center.copy(a);this.radius=b;return this},setFromPoints:function(){var a=
+new Ra;return function(b,c){var d=this.center;void 0!==c?d.copy(c):a.setFromPoints(b).getCenter(d);for(var e=0,f=0,g=b.length;f<g;f++)e=Math.max(e,d.distanceToSquared(b[f]));this.radius=Math.sqrt(e);return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.center.copy(a.center);this.radius=a.radius;return this},empty:function(){return 0>=this.radius},containsPoint:function(a){return a.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(a){return a.distanceTo(this.center)-
+this.radius},intersectsSphere:function(a){var b=this.radius+a.radius;return a.center.distanceToSquared(this.center)<=b*b},intersectsBox:function(a){return a.intersectsSphere(this)},intersectsPlane:function(a){return Math.abs(this.center.dot(a.normal)-a.constant)<=this.radius},clampPoint:function(a,b){var c=this.center.distanceToSquared(a),d=b||new n;d.copy(a);c>this.radius*this.radius&&(d.sub(this.center).normalize(),d.multiplyScalar(this.radius).add(this.center));return d},getBoundingBox:function(a){a=
+a||new Ra;a.set(this.center,this.center);a.expandByScalar(this.radius);return a},applyMatrix4:function(a){this.center.applyMatrix4(a);this.radius*=a.getMaxScaleOnAxis();return this},translate:function(a){this.center.add(a);return this},equals:function(a){return a.center.equals(this.center)&&a.radius===this.radius}});Object.assign(Ba.prototype,{isMatrix3:!0,set:function(a,b,c,d,e,f,g,h,k){var m=this.elements;m[0]=a;m[1]=d;m[2]=g;m[3]=b;m[4]=e;m[5]=h;m[6]=c;m[7]=f;m[8]=k;return this},identity:function(){this.set(1,
+0,0,0,1,0,0,0,1);return this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(a){var b=this.elements;a=a.elements;b[0]=a[0];b[1]=a[1];b[2]=a[2];b[3]=a[3];b[4]=a[4];b[5]=a[5];b[6]=a[6];b[7]=a[7];b[8]=a[8];return this},setFromMatrix4:function(a){a=a.elements;this.set(a[0],a[4],a[8],a[1],a[5],a[9],a[2],a[6],a[10]);return this},applyToBufferAttribute:function(){var a=new n;return function(b){for(var c=0,d=b.count;c<d;c++)a.x=b.getX(c),a.y=b.getY(c),a.z=b.getZ(c),
+a.applyMatrix3(this),b.setXYZ(c,a.x,a.y,a.z);return b}}(),multiply:function(a){return this.multiplyMatrices(this,a)},premultiply:function(a){return this.multiplyMatrices(a,this)},multiplyMatrices:function(a,b){var c=a.elements,d=b.elements,e=this.elements,f=c[0],g=c[3],h=c[6],k=c[1],m=c[4],q=c[7],l=c[2],p=c[5],c=c[8],r=d[0],n=d[3],t=d[6],y=d[1],x=d[4],u=d[7],H=d[2],w=d[5],d=d[8];e[0]=f*r+g*y+h*H;e[3]=f*n+g*x+h*w;e[6]=f*t+g*u+h*d;e[1]=k*r+m*y+q*H;e[4]=k*n+m*x+q*w;e[7]=k*t+m*u+q*d;e[2]=l*r+p*y+c*H;
+e[5]=l*n+p*x+c*w;e[8]=l*t+p*u+c*d;return this},multiplyScalar:function(a){var b=this.elements;b[0]*=a;b[3]*=a;b[6]*=a;b[1]*=a;b[4]*=a;b[7]*=a;b[2]*=a;b[5]*=a;b[8]*=a;return this},determinant:function(){var a=this.elements,b=a[0],c=a[1],d=a[2],e=a[3],f=a[4],g=a[5],h=a[6],k=a[7],a=a[8];return b*f*a-b*g*k-c*e*a+c*g*h+d*e*k-d*f*h},getInverse:function(a,b){a&&a.isMatrix4&&console.error("THREE.Matrix3.getInverse no longer takes a Matrix4 argument.");var c=a.elements,d=this.elements,e=c[0],f=c[1],g=c[2],
+h=c[3],k=c[4],m=c[5],q=c[6],l=c[7],c=c[8],p=c*k-m*l,r=m*q-c*h,n=l*h-k*q,t=e*p+f*r+g*n;if(0===t){if(!0===b)throw Error("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");return this.identity()}t=1/t;d[0]=p*t;d[1]=(g*l-c*f)*t;d[2]=(m*f-g*k)*t;d[3]=r*t;d[4]=(c*e-g*q)*t;d[5]=(g*h-m*e)*t;d[6]=n*t;d[7]=(f*q-l*e)*t;d[8]=(k*e-f*h)*t;return this},transpose:function(){var a,b=this.elements;a=b[1];b[1]=b[3];b[3]=
+a;a=b[2];b[2]=b[6];b[6]=a;a=b[5];b[5]=b[7];b[7]=a;return this},getNormalMatrix:function(a){return this.setFromMatrix4(a).getInverse(this).transpose()},transposeIntoArray:function(a){var b=this.elements;a[0]=b[0];a[1]=b[3];a[2]=b[6];a[3]=b[1];a[4]=b[4];a[5]=b[7];a[6]=b[2];a[7]=b[5];a[8]=b[8];return this},equals:function(a){var b=this.elements;a=a.elements;for(var c=0;9>c;c++)if(b[c]!==a[c])return!1;return!0},fromArray:function(a,b){void 0===b&&(b=0);for(var c=0;9>c;c++)this.elements[c]=a[c+b];return this},
+toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);var c=this.elements;a[b]=c[0];a[b+1]=c[1];a[b+2]=c[2];a[b+3]=c[3];a[b+4]=c[4];a[b+5]=c[5];a[b+6]=c[6];a[b+7]=c[7];a[b+8]=c[8];return a}});Object.assign(Aa.prototype,{set:function(a,b){this.normal.copy(a);this.constant=b;return this},setComponents:function(a,b,c,d){this.normal.set(a,b,c);this.constant=d;return this},setFromNormalAndCoplanarPoint:function(a,b){this.normal.copy(a);this.constant=-b.dot(this.normal);return this},setFromCoplanarPoints:function(){var a=
+new n,b=new n;return function(c,d,e){d=a.subVectors(e,d).cross(b.subVectors(c,d)).normalize();this.setFromNormalAndCoplanarPoint(d,c);return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.normal.copy(a.normal);this.constant=a.constant;return this},normalize:function(){var a=1/this.normal.length();this.normal.multiplyScalar(a);this.constant*=a;return this},negate:function(){this.constant*=-1;this.normal.negate();return this},distanceToPoint:function(a){return this.normal.dot(a)+
+this.constant},distanceToSphere:function(a){return this.distanceToPoint(a.center)-a.radius},projectPoint:function(a,b){return this.orthoPoint(a,b).sub(a).negate()},orthoPoint:function(a,b){var c=this.distanceToPoint(a);return(b||new n).copy(this.normal).multiplyScalar(c)},intersectLine:function(){var a=new n;return function(b,c){var d=c||new n,e=b.delta(a),f=this.normal.dot(e);if(0===f){if(0===this.distanceToPoint(b.start))return d.copy(b.start)}else return f=-(b.start.dot(this.normal)+this.constant)/
+f,0>f||1<f?void 0:d.copy(e).multiplyScalar(f).add(b.start)}}(),intersectsLine:function(a){var b=this.distanceToPoint(a.start);a=this.distanceToPoint(a.end);return 0>b&&0<a||0>a&&0<b},intersectsBox:function(a){return a.intersectsPlane(this)},intersectsSphere:function(a){return a.intersectsPlane(this)},coplanarPoint:function(a){return(a||new n).copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(){var a=new n,b=new Ba;return function(c,d){var e=this.coplanarPoint(a).applyMatrix4(c),
+f=d||b.getNormalMatrix(c),f=this.normal.applyMatrix3(f).normalize();this.constant=-e.dot(f);return this}}(),translate:function(a){this.constant-=a.dot(this.normal);return this},equals:function(a){return a.normal.equals(this.normal)&&a.constant===this.constant}});Object.assign(gd.prototype,{set:function(a,b,c,d,e,f){var g=this.planes;g[0].copy(a);g[1].copy(b);g[2].copy(c);g[3].copy(d);g[4].copy(e);g[5].copy(f);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){for(var b=
+this.planes,c=0;6>c;c++)b[c].copy(a.planes[c]);return this},setFromMatrix:function(a){var b=this.planes,c=a.elements;a=c[0];var d=c[1],e=c[2],f=c[3],g=c[4],h=c[5],k=c[6],m=c[7],q=c[8],l=c[9],p=c[10],r=c[11],n=c[12],t=c[13],y=c[14],c=c[15];b[0].setComponents(f-a,m-g,r-q,c-n).normalize();b[1].setComponents(f+a,m+g,r+q,c+n).normalize();b[2].setComponents(f+d,m+h,r+l,c+t).normalize();b[3].setComponents(f-d,m-h,r-l,c-t).normalize();b[4].setComponents(f-e,m-k,r-p,c-y).normalize();b[5].setComponents(f+e,
+m+k,r+p,c+y).normalize();return this},intersectsObject:function(){var a=new Ea;return function(b){var c=b.geometry;null===c.boundingSphere&&c.computeBoundingSphere();a.copy(c.boundingSphere).applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),intersectsSprite:function(){var a=new Ea;return function(b){a.center.set(0,0,0);a.radius=.7071067811865476;a.applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),intersectsSphere:function(a){var b=this.planes,c=a.center;a=-a.radius;for(var d=
+0;6>d;d++)if(b[d].distanceToPoint(c)<a)return!1;return!0},intersectsBox:function(){var a=new n,b=new n;return function(c){for(var d=this.planes,e=0;6>e;e++){var f=d[e];a.x=0<f.normal.x?c.min.x:c.max.x;b.x=0<f.normal.x?c.max.x:c.min.x;a.y=0<f.normal.y?c.min.y:c.max.y;b.y=0<f.normal.y?c.max.y:c.min.y;a.z=0<f.normal.z?c.min.z:c.max.z;b.z=0<f.normal.z?c.max.z:c.min.z;var g=f.distanceToPoint(a),f=f.distanceToPoint(b);if(0>g&&0>f)return!1}return!0}}(),containsPoint:function(a){for(var b=this.planes,c=0;6>
+c;c++)if(0>b[c].distanceToPoint(a))return!1;return!0}});ab.RotationOrders="XYZ YZX ZXY XZY YXZ ZYX".split(" ");ab.DefaultOrder="XYZ";Object.defineProperties(ab.prototype,{x:{get:function(){return this._x},set:function(a){this._x=a;this.onChangeCallback()}},y:{get:function(){return this._y},set:function(a){this._y=a;this.onChangeCallback()}},z:{get:function(){return this._z},set:function(a){this._z=a;this.onChangeCallback()}},order:{get:function(){return this._order},set:function(a){this._order=a;
+this.onChangeCallback()}}});Object.assign(ab.prototype,{isEuler:!0,set:function(a,b,c,d){this._x=a;this._y=b;this._z=c;this._order=d||this._order;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(a){this._x=a._x;this._y=a._y;this._z=a._z;this._order=a._order;this.onChangeCallback();return this},setFromRotationMatrix:function(a,b,c){var d=Y.clamp,e=a.elements;a=e[0];var f=e[4],g=e[8],h=e[1],k=e[5],m=e[9],q=e[2],l=e[6],
+e=e[10];b=b||this._order;"XYZ"===b?(this._y=Math.asin(d(g,-1,1)),.99999>Math.abs(g)?(this._x=Math.atan2(-m,e),this._z=Math.atan2(-f,a)):(this._x=Math.atan2(l,k),this._z=0)):"YXZ"===b?(this._x=Math.asin(-d(m,-1,1)),.99999>Math.abs(m)?(this._y=Math.atan2(g,e),this._z=Math.atan2(h,k)):(this._y=Math.atan2(-q,a),this._z=0)):"ZXY"===b?(this._x=Math.asin(d(l,-1,1)),.99999>Math.abs(l)?(this._y=Math.atan2(-q,e),this._z=Math.atan2(-f,k)):(this._y=0,this._z=Math.atan2(h,a))):"ZYX"===b?(this._y=Math.asin(-d(q,
+-1,1)),.99999>Math.abs(q)?(this._x=Math.atan2(l,e),this._z=Math.atan2(h,a)):(this._x=0,this._z=Math.atan2(-f,k))):"YZX"===b?(this._z=Math.asin(d(h,-1,1)),.99999>Math.abs(h)?(this._x=Math.atan2(-m,k),this._y=Math.atan2(-q,a)):(this._x=0,this._y=Math.atan2(g,e))):"XZY"===b?(this._z=Math.asin(-d(f,-1,1)),.99999>Math.abs(f)?(this._x=Math.atan2(l,k),this._y=Math.atan2(g,a)):(this._x=Math.atan2(-m,e),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+b);this._order=
+b;if(!1!==c)this.onChangeCallback();return this},setFromQuaternion:function(){var a=new K;return function(b,c,d){a.makeRotationFromQuaternion(b);return this.setFromRotationMatrix(a,c,d)}}(),setFromVector3:function(a,b){return this.set(a.x,a.y,a.z,b||this._order)},reorder:function(){var a=new oa;return function(b){a.setFromEuler(this);return this.setFromQuaternion(a,b)}}(),equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._order===this._order},fromArray:function(a){this._x=
+a[0];this._y=a[1];this._z=a[2];void 0!==a[3]&&(this._order=a[3]);this.onChangeCallback();return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._order;return a},toVector3:function(a){return a?a.set(this._x,this._y,this._z):new n(this._x,this._y,this._z)},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}});Object.assign(Qd.prototype,{set:function(a){this.mask=1<<a|0},enable:function(a){this.mask=
+this.mask|1<<a|0},toggle:function(a){this.mask^=1<<a|0},disable:function(a){this.mask&=~(1<<a|0)},test:function(a){return 0!==(this.mask&a.mask)}});var Lf=0;z.DefaultUp=new n(0,1,0);z.DefaultMatrixAutoUpdate=!0;Object.assign(z.prototype,xa.prototype,{isObject3D:!0,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix:function(a){this.matrix.multiplyMatrices(a,this.matrix);this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(a){this.quaternion.premultiply(a);
+return this},setRotationFromAxisAngle:function(a,b){this.quaternion.setFromAxisAngle(a,b)},setRotationFromEuler:function(a){this.quaternion.setFromEuler(a,!0)},setRotationFromMatrix:function(a){this.quaternion.setFromRotationMatrix(a)},setRotationFromQuaternion:function(a){this.quaternion.copy(a)},rotateOnAxis:function(){var a=new oa;return function(b,c){a.setFromAxisAngle(b,c);this.quaternion.multiply(a);return this}}(),rotateX:function(){var a=new n(1,0,0);return function(b){return this.rotateOnAxis(a,
+b)}}(),rotateY:function(){var a=new n(0,1,0);return function(b){return this.rotateOnAxis(a,b)}}(),rotateZ:function(){var a=new n(0,0,1);return function(b){return this.rotateOnAxis(a,b)}}(),translateOnAxis:function(){var a=new n;return function(b,c){a.copy(b).applyQuaternion(this.quaternion);this.position.add(a.multiplyScalar(c));return this}}(),translateX:function(){var a=new n(1,0,0);return function(b){return this.translateOnAxis(a,b)}}(),translateY:function(){var a=new n(0,1,0);return function(b){return this.translateOnAxis(a,
+b)}}(),translateZ:function(){var a=new n(0,0,1);return function(b){return this.translateOnAxis(a,b)}}(),localToWorld:function(a){return a.applyMatrix4(this.matrixWorld)},worldToLocal:function(){var a=new K;return function(b){return b.applyMatrix4(a.getInverse(this.matrixWorld))}}(),lookAt:function(){var a=new K;return function(b){this.isCamera?a.lookAt(this.position,b,this.up):a.lookAt(b,this.position,this.up);this.quaternion.setFromRotationMatrix(a)}}(),add:function(a){if(1<arguments.length){for(var b=
+0;b<arguments.length;b++)this.add(arguments[b]);return this}if(a===this)return console.error("THREE.Object3D.add: object can't be added as a child of itself.",a),this;a&&a.isObject3D?(null!==a.parent&&a.parent.remove(a),a.parent=this,a.dispatchEvent({type:"added"}),this.children.push(a)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",a);return this},remove:function(a){if(1<arguments.length){for(var b=0;b<arguments.length;b++)this.remove(arguments[b]);return this}b=this.children.indexOf(a);
+-1!==b&&(a.parent=null,a.dispatchEvent({type:"removed"}),this.children.splice(b,1));return this},getObjectById:function(a){return this.getObjectByProperty("id",a)},getObjectByName:function(a){return this.getObjectByProperty("name",a)},getObjectByProperty:function(a,b){if(this[a]===b)return this;for(var c=0,d=this.children.length;c<d;c++){var e=this.children[c].getObjectByProperty(a,b);if(void 0!==e)return e}},getWorldPosition:function(a){a=a||new n;this.updateMatrixWorld(!0);return a.setFromMatrixPosition(this.matrixWorld)},
+getWorldQuaternion:function(){var a=new n,b=new n;return function(c){c=c||new oa;this.updateMatrixWorld(!0);this.matrixWorld.decompose(a,c,b);return c}}(),getWorldRotation:function(){var a=new oa;return function(b){b=b||new ab;this.getWorldQuaternion(a);return b.setFromQuaternion(a,this.rotation.order,!1)}}(),getWorldScale:function(){var a=new n,b=new oa;return function(c){c=c||new n;this.updateMatrixWorld(!0);this.matrixWorld.decompose(a,b,c);return c}}(),getWorldDirection:function(){var a=new oa;
+return function(b){b=b||new n;this.getWorldQuaternion(a);return b.set(0,0,1).applyQuaternion(a)}}(),raycast:function(){},traverse:function(a){a(this);for(var b=this.children,c=0,d=b.length;c<d;c++)b[c].traverse(a)},traverseVisible:function(a){if(!1!==this.visible){a(this);for(var b=this.children,c=0,d=b.length;c<d;c++)b[c].traverseVisible(a)}},traverseAncestors:function(a){var b=this.parent;null!==b&&(a(b),b.traverseAncestors(a))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,
+this.scale);this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(a){this.matrixAutoUpdate&&this.updateMatrix();if(this.matrixWorldNeedsUpdate||a)null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,a=!0;for(var b=this.children,c=0,d=b.length;c<d;c++)b[c].updateMatrixWorld(a)},toJSON:function(a){function b(b,c){void 0===b[c.uuid]&&(b[c.uuid]=c.toJSON(a));return c.uuid}function c(a){var b=[],
+c;for(c in a){var d=a[c];delete d.metadata;b.push(d)}return b}var d=void 0===a||""===a,e={};d&&(a={geometries:{},materials:{},textures:{},images:{}},e.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});var f={};f.uuid=this.uuid;f.type=this.type;""!==this.name&&(f.name=this.name);"{}"!==JSON.stringify(this.userData)&&(f.userData=this.userData);!0===this.castShadow&&(f.castShadow=!0);!0===this.receiveShadow&&(f.receiveShadow=!0);!1===this.visible&&(f.visible=!1);f.matrix=this.matrix.toArray();
+void 0!==this.geometry&&(f.geometry=b(a.geometries,this.geometry));if(void 0!==this.material)if(Array.isArray(this.material)){for(var g=[],h=0,k=this.material.length;h<k;h++)g.push(b(a.materials,this.material[h]));f.material=g}else f.material=b(a.materials,this.material);if(0<this.children.length)for(f.children=[],h=0;h<this.children.length;h++)f.children.push(this.children[h].toJSON(a).object);d&&(d=c(a.geometries),g=c(a.materials),h=c(a.textures),k=c(a.images),0<d.length&&(e.geometries=d),0<g.length&&
+(e.materials=g),0<h.length&&(e.textures=h),0<k.length&&(e.images=k));e.object=f;return e},clone:function(a){return(new this.constructor).copy(this,a)},copy:function(a,b){void 0===b&&(b=!0);this.name=a.name;this.up.copy(a.up);this.position.copy(a.position);this.quaternion.copy(a.quaternion);this.scale.copy(a.scale);this.matrix.copy(a.matrix);this.matrixWorld.copy(a.matrixWorld);this.matrixAutoUpdate=a.matrixAutoUpdate;this.matrixWorldNeedsUpdate=a.matrixWorldNeedsUpdate;this.layers.mask=a.layers.mask;
+this.visible=a.visible;this.castShadow=a.castShadow;this.receiveShadow=a.receiveShadow;this.frustumCulled=a.frustumCulled;this.renderOrder=a.renderOrder;this.userData=JSON.parse(JSON.stringify(a.userData));if(!0===b)for(var c=0;c<a.children.length;c++)this.add(a.children[c].clone());return this}});Na.prototype=Object.assign(Object.create(z.prototype),{constructor:Na,isCamera:!0,copy:function(a,b){z.prototype.copy.call(this,a,b);this.matrixWorldInverse.copy(a.matrixWorldInverse);this.projectionMatrix.copy(a.projectionMatrix);
+return this},getWorldDirection:function(){var a=new oa;return function(b){b=b||new n;this.getWorldQuaternion(a);return b.set(0,0,-1).applyQuaternion(a)}}(),updateMatrixWorld:function(a){z.prototype.updateMatrixWorld.call(this,a);this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}});Fb.prototype=Object.assign(Object.create(Na.prototype),{constructor:Fb,isOrthographicCamera:!0,copy:function(a,b){Na.prototype.copy.call(this,a,b);this.left=a.left;
+this.right=a.right;this.top=a.top;this.bottom=a.bottom;this.near=a.near;this.far=a.far;this.zoom=a.zoom;this.view=null===a.view?null:Object.assign({},a.view);return this},setViewOffset:function(a,b,c,d,e,f){this.view={fullWidth:a,fullHeight:b,offsetX:c,offsetY:d,width:e,height:f};this.updateProjectionMatrix()},clearViewOffset:function(){this.view=null;this.updateProjectionMatrix()},updateProjectionMatrix:function(){var a=(this.right-this.left)/(2*this.zoom),b=(this.top-this.bottom)/(2*this.zoom),
+c=(this.right+this.left)/2,d=(this.top+this.bottom)/2,e=c-a,c=c+a,a=d+b,b=d-b;if(null!==this.view)var c=this.zoom/(this.view.width/this.view.fullWidth),b=this.zoom/(this.view.height/this.view.fullHeight),f=(this.right-this.left)/this.view.width,d=(this.top-this.bottom)/this.view.height,e=e+this.view.offsetX/c*f,c=e+this.view.width/c*f,a=a-this.view.offsetY/b*d,b=a-this.view.height/b*d;this.projectionMatrix.makeOrthographic(e,c,a,b,this.near,this.far)},toJSON:function(a){a=z.prototype.toJSON.call(this,
+a);a.object.zoom=this.zoom;a.object.left=this.left;a.object.right=this.right;a.object.top=this.top;a.object.bottom=this.bottom;a.object.near=this.near;a.object.far=this.far;null!==this.view&&(a.object.view=Object.assign({},this.view));return a}});qa.prototype=Object.assign(Object.create(Na.prototype),{constructor:qa,isPerspectiveCamera:!0,copy:function(a,b){Na.prototype.copy.call(this,a,b);this.fov=a.fov;this.zoom=a.zoom;this.near=a.near;this.far=a.far;this.focus=a.focus;this.aspect=a.aspect;this.view=
+null===a.view?null:Object.assign({},a.view);this.filmGauge=a.filmGauge;this.filmOffset=a.filmOffset;return this},setFocalLength:function(a){a=.5*this.getFilmHeight()/a;this.fov=2*Y.RAD2DEG*Math.atan(a);this.updateProjectionMatrix()},getFocalLength:function(){var a=Math.tan(.5*Y.DEG2RAD*this.fov);return.5*this.getFilmHeight()/a},getEffectiveFOV:function(){return 2*Y.RAD2DEG*Math.atan(Math.tan(.5*Y.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},
+getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(a,b,c,d,e,f){this.aspect=a/b;this.view={fullWidth:a,fullHeight:b,offsetX:c,offsetY:d,width:e,height:f};this.updateProjectionMatrix()},clearViewOffset:function(){this.view=null;this.updateProjectionMatrix()},updateProjectionMatrix:function(){var a=this.near,b=a*Math.tan(.5*Y.DEG2RAD*this.fov)/this.zoom,c=2*b,d=this.aspect*c,e=-.5*d,f=this.view;if(null!==f)var g=f.fullWidth,h=f.fullHeight,e=e+f.offsetX*d/
+g,b=b-f.offsetY*c/h,d=f.width/g*d,c=f.height/h*c;f=this.filmOffset;0!==f&&(e+=a*f/this.getFilmWidth());this.projectionMatrix.makePerspective(e,e+d,b,b-c,a,this.far)},toJSON:function(a){a=z.prototype.toJSON.call(this,a);a.object.fov=this.fov;a.object.zoom=this.zoom;a.object.near=this.near;a.object.far=this.far;a.object.focus=this.focus;a.object.aspect=this.aspect;null!==this.view&&(a.object.view=Object.assign({},this.view));a.object.filmGauge=this.filmGauge;a.object.filmOffset=this.filmOffset;return a}});
+Object.assign(Sa.prototype,{clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.a=a.a;this.b=a.b;this.c=a.c;this.normal.copy(a.normal);this.color.copy(a.color);this.materialIndex=a.materialIndex;for(var b=0,c=a.vertexNormals.length;b<c;b++)this.vertexNormals[b]=a.vertexNormals[b].clone();b=0;for(c=a.vertexColors.length;b<c;b++)this.vertexColors[b]=a.vertexColors[b].clone();return this}});var Rd=0;Object.assign(J.prototype,xa.prototype,{isGeometry:!0,applyMatrix:function(a){for(var b=
+(new Ba).getNormalMatrix(a),c=0,d=this.vertices.length;c<d;c++)this.vertices[c].applyMatrix4(a);c=0;for(d=this.faces.length;c<d;c++){a=this.faces[c];a.normal.applyMatrix3(b).normalize();for(var e=0,f=a.vertexNormals.length;e<f;e++)a.vertexNormals[e].applyMatrix3(b).normalize()}null!==this.boundingBox&&this.computeBoundingBox();null!==this.boundingSphere&&this.computeBoundingSphere();this.normalsNeedUpdate=this.verticesNeedUpdate=!0;return this},rotateX:function(){var a=new K;return function(b){a.makeRotationX(b);
+this.applyMatrix(a);return this}}(),rotateY:function(){var a=new K;return function(b){a.makeRotationY(b);this.applyMatrix(a);return this}}(),rotateZ:function(){var a=new K;return function(b){a.makeRotationZ(b);this.applyMatrix(a);return this}}(),translate:function(){var a=new K;return function(b,c,d){a.makeTranslation(b,c,d);this.applyMatrix(a);return this}}(),scale:function(){var a=new K;return function(b,c,d){a.makeScale(b,c,d);this.applyMatrix(a);return this}}(),lookAt:function(){var a=new z;return function(b){a.lookAt(b);
+a.updateMatrix();this.applyMatrix(a.matrix)}}(),fromBufferGeometry:function(a){function b(a,b,d,e){var f=void 0!==g?[q[a].clone(),q[b].clone(),q[d].clone()]:[],r=void 0!==h?[c.colors[a].clone(),c.colors[b].clone(),c.colors[d].clone()]:[];e=new Sa(a,b,d,f,r,e);c.faces.push(e);void 0!==k&&c.faceVertexUvs[0].push([l[a].clone(),l[b].clone(),l[d].clone()]);void 0!==m&&c.faceVertexUvs[1].push([p[a].clone(),p[b].clone(),p[d].clone()])}var c=this,d=null!==a.index?a.index.array:void 0,e=a.attributes,f=e.position.array,
+g=void 0!==e.normal?e.normal.array:void 0,h=void 0!==e.color?e.color.array:void 0,k=void 0!==e.uv?e.uv.array:void 0,m=void 0!==e.uv2?e.uv2.array:void 0;void 0!==m&&(this.faceVertexUvs[1]=[]);for(var q=[],l=[],p=[],r=e=0;e<f.length;e+=3,r+=2)c.vertices.push(new n(f[e],f[e+1],f[e+2])),void 0!==g&&q.push(new n(g[e],g[e+1],g[e+2])),void 0!==h&&c.colors.push(new G(h[e],h[e+1],h[e+2])),void 0!==k&&l.push(new C(k[r],k[r+1])),void 0!==m&&p.push(new C(m[r],m[r+1]));var ca=a.groups;if(0<ca.length)for(e=0;e<
+ca.length;e++)for(var f=ca[e],t=f.start,y=f.count,r=t,t=t+y;r<t;r+=3)void 0!==d?b(d[r],d[r+1],d[r+2],f.materialIndex):b(r,r+1,r+2,f.materialIndex);else if(void 0!==d)for(e=0;e<d.length;e+=3)b(d[e],d[e+1],d[e+2]);else for(e=0;e<f.length/3;e+=3)b(e,e+1,e+2);this.computeFaceNormals();null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());return this},center:function(){this.computeBoundingBox();var a=this.boundingBox.getCenter().negate();
+this.translate(a.x,a.y,a.z);return a},normalize:function(){this.computeBoundingSphere();var a=this.boundingSphere.center,b=this.boundingSphere.radius,b=0===b?1:1/b,c=new K;c.set(b,0,0,-b*a.x,0,b,0,-b*a.y,0,0,b,-b*a.z,0,0,0,1);this.applyMatrix(c);return this},computeFaceNormals:function(){for(var a=new n,b=new n,c=0,d=this.faces.length;c<d;c++){var e=this.faces[c],f=this.vertices[e.a],g=this.vertices[e.b];a.subVectors(this.vertices[e.c],g);b.subVectors(f,g);a.cross(b);a.normalize();e.normal.copy(a)}},
+computeVertexNormals:function(a){void 0===a&&(a=!0);var b,c,d;d=Array(this.vertices.length);b=0;for(c=this.vertices.length;b<c;b++)d[b]=new n;if(a){var e,f,g,h=new n,k=new n;a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],e=this.vertices[c.a],f=this.vertices[c.b],g=this.vertices[c.c],h.subVectors(g,f),k.subVectors(e,f),h.cross(k),d[c.a].add(h),d[c.b].add(h),d[c.c].add(h)}else for(this.computeFaceNormals(),a=0,b=this.faces.length;a<b;a++)c=this.faces[a],d[c.a].add(c.normal),d[c.b].add(c.normal),
+d[c.c].add(c.normal);b=0;for(c=this.vertices.length;b<c;b++)d[b].normalize();a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],e=c.vertexNormals,3===e.length?(e[0].copy(d[c.a]),e[1].copy(d[c.b]),e[2].copy(d[c.c])):(e[0]=d[c.a].clone(),e[1]=d[c.b].clone(),e[2]=d[c.c].clone());0<this.faces.length&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var a,b,c;this.computeFaceNormals();a=0;for(b=this.faces.length;a<b;a++){c=this.faces[a];var d=c.vertexNormals;3===d.length?(d[0].copy(c.normal),
+d[1].copy(c.normal),d[2].copy(c.normal)):(d[0]=c.normal.clone(),d[1]=c.normal.clone(),d[2]=c.normal.clone())}0<this.faces.length&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var a,b,c,d,e;c=0;for(d=this.faces.length;c<d;c++)for(e=this.faces[c],e.__originalFaceNormal?e.__originalFaceNormal.copy(e.normal):e.__originalFaceNormal=e.normal.clone(),e.__originalVertexNormals||(e.__originalVertexNormals=[]),a=0,b=e.vertexNormals.length;a<b;a++)e.__originalVertexNormals[a]?e.__originalVertexNormals[a].copy(e.vertexNormals[a]):
+e.__originalVertexNormals[a]=e.vertexNormals[a].clone();var f=new J;f.faces=this.faces;a=0;for(b=this.morphTargets.length;a<b;a++){if(!this.morphNormals[a]){this.morphNormals[a]={};this.morphNormals[a].faceNormals=[];this.morphNormals[a].vertexNormals=[];e=this.morphNormals[a].faceNormals;var g=this.morphNormals[a].vertexNormals,h,k;c=0;for(d=this.faces.length;c<d;c++)h=new n,k={a:new n,b:new n,c:new n},e.push(h),g.push(k)}g=this.morphNormals[a];f.vertices=this.morphTargets[a].vertices;f.computeFaceNormals();
+f.computeVertexNormals();c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],h=g.faceNormals[c],k=g.vertexNormals[c],h.copy(e.normal),k.a.copy(e.vertexNormals[0]),k.b.copy(e.vertexNormals[1]),k.c.copy(e.vertexNormals[2])}c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],e.normal=e.__originalFaceNormal,e.vertexNormals=e.__originalVertexNormals},computeLineDistances:function(){for(var a=0,b=this.vertices,c=0,d=b.length;c<d;c++)0<c&&(a+=b[c].distanceTo(b[c-1])),this.lineDistances[c]=a},computeBoundingBox:function(){null===
+this.boundingBox&&(this.boundingBox=new Ra);this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new Ea);this.boundingSphere.setFromPoints(this.vertices)},merge:function(a,b,c){if(a&&a.isGeometry){var d,e=this.vertices.length,f=this.vertices,g=a.vertices,h=this.faces,k=a.faces,m=this.faceVertexUvs[0],q=a.faceVertexUvs[0],l=this.colors,p=a.colors;void 0===c&&(c=0);void 0!==b&&(d=(new Ba).getNormalMatrix(b));a=0;for(var r=g.length;a<
+r;a++){var n=g[a].clone();void 0!==b&&n.applyMatrix4(b);f.push(n)}a=0;for(r=p.length;a<r;a++)l.push(p[a].clone());a=0;for(r=k.length;a<r;a++){var g=k[a],t=g.vertexNormals,p=g.vertexColors,l=new Sa(g.a+e,g.b+e,g.c+e);l.normal.copy(g.normal);void 0!==d&&l.normal.applyMatrix3(d).normalize();b=0;for(f=t.length;b<f;b++)n=t[b].clone(),void 0!==d&&n.applyMatrix3(d).normalize(),l.vertexNormals.push(n);l.color.copy(g.color);b=0;for(f=p.length;b<f;b++)n=p[b],l.vertexColors.push(n.clone());l.materialIndex=g.materialIndex+
+c;h.push(l)}a=0;for(r=q.length;a<r;a++)if(c=q[a],d=[],void 0!==c){b=0;for(f=c.length;b<f;b++)d.push(c[b].clone());m.push(d)}}else console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",a)},mergeMesh:function(a){a&&a.isMesh?(a.matrixAutoUpdate&&a.updateMatrix(),this.merge(a.geometry,a.matrix)):console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",a)},mergeVertices:function(){var a={},b=[],c=[],d,e=Math.pow(10,4),f,g;f=0;for(g=this.vertices.length;f<
 g;f++)d=this.vertices[f],d=Math.round(d.x*e)+"_"+Math.round(d.y*e)+"_"+Math.round(d.z*e),void 0===a[d]?(a[d]=f,b.push(this.vertices[f]),c[f]=b.length-1):c[f]=c[a[d]];a=[];f=0;for(g=this.faces.length;f<g;f++)for(e=this.faces[f],e.a=c[e.a],e.b=c[e.b],e.c=c[e.c],e=[e.a,e.b,e.c],d=0;3>d;d++)if(e[d]===e[(d+1)%3]){a.push(f);break}for(f=a.length-1;0<=f;f--)for(e=a[f],this.faces.splice(e,1),c=0,g=this.faceVertexUvs.length;c<g;c++)this.faceVertexUvs[c].splice(e,1);f=this.vertices.length-b.length;this.vertices=
 b;return f},sortFacesByMaterialIndex:function(){for(var a=this.faces,b=a.length,c=0;c<b;c++)a[c]._id=c;a.sort(function(a,b){return a.materialIndex-b.materialIndex});var d=this.faceVertexUvs[0],e=this.faceVertexUvs[1],f,g;d&&d.length===b&&(f=[]);e&&e.length===b&&(g=[]);for(c=0;c<b;c++){var h=a[c]._id;f&&f.push(d[h]);g&&g.push(e[h])}f&&(this.faceVertexUvs[0]=f);g&&(this.faceVertexUvs[1]=g)},toJSON:function(){function a(a,b,c){return c?a|1<<b:a&~(1<<b)}function b(a){var b=a.x.toString()+a.y.toString()+
-a.z.toString();if(void 0!==m[b])return m[b];m[b]=k.length/3;k.push(a.x,a.y,a.z);return m[b]}function c(a){var b=a.r.toString()+a.g.toString()+a.b.toString();if(void 0!==q[b])return q[b];q[b]=l.length;l.push(a.getHex());return q[b]}function d(a){var b=a.x.toString()+a.y.toString();if(void 0!==r[b])return r[b];r[b]=n.length/2;n.push(a.x,a.y);return r[b]}var e={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};e.uuid=this.uuid;e.type=this.type;""!==this.name&&(e.name=this.name);if(void 0!==
-this.parameters){var f=this.parameters,g;for(g in f)void 0!==f[g]&&(e[g]=f[g]);return e}f=[];for(g=0;g<this.vertices.length;g++){var h=this.vertices[g];f.push(h.x,h.y,h.z)}var h=[],k=[],m={},l=[],q={},n=[],r={};for(g=0;g<this.faces.length;g++){var p=this.faces[g],t=void 0!==this.faceVertexUvs[0][g],y=0<p.normal.length(),x=0<p.vertexNormals.length,v=1!==p.color.r||1!==p.color.g||1!==p.color.b,G=0<p.vertexColors.length,w=0,w=a(w,0,0),w=a(w,1,!0),w=a(w,2,!1),w=a(w,3,t),w=a(w,4,y),w=a(w,5,x),w=a(w,6,
-v),w=a(w,7,G);h.push(w);h.push(p.a,p.b,p.c);h.push(p.materialIndex);t&&(t=this.faceVertexUvs[0][g],h.push(d(t[0]),d(t[1]),d(t[2])));y&&h.push(b(p.normal));x&&(y=p.vertexNormals,h.push(b(y[0]),b(y[1]),b(y[2])));v&&h.push(c(p.color));G&&(p=p.vertexColors,h.push(c(p[0]),c(p[1]),c(p[2])))}e.data={};e.data.vertices=f;e.data.normals=k;0<l.length&&(e.data.colors=l);0<n.length&&(e.data.uvs=[n]);e.data.faces=h;return e},clone:function(){return(new M).copy(this)},copy:function(a){var b,c,d,e,f,g;this.vertices=
+a.z.toString();if(void 0!==m[b])return m[b];m[b]=k.length/3;k.push(a.x,a.y,a.z);return m[b]}function c(a){var b=a.r.toString()+a.g.toString()+a.b.toString();if(void 0!==l[b])return l[b];l[b]=q.length;q.push(a.getHex());return l[b]}function d(a){var b=a.x.toString()+a.y.toString();if(void 0!==r[b])return r[b];r[b]=p.length/2;p.push(a.x,a.y);return r[b]}var e={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};e.uuid=this.uuid;e.type=this.type;""!==this.name&&(e.name=this.name);if(void 0!==
+this.parameters){var f=this.parameters,g;for(g in f)void 0!==f[g]&&(e[g]=f[g]);return e}f=[];for(g=0;g<this.vertices.length;g++){var h=this.vertices[g];f.push(h.x,h.y,h.z)}var h=[],k=[],m={},q=[],l={},p=[],r={};for(g=0;g<this.faces.length;g++){var n=this.faces[g],t=void 0!==this.faceVertexUvs[0][g],y=0<n.normal.length(),x=0<n.vertexNormals.length,u=1!==n.color.r||1!==n.color.g||1!==n.color.b,H=0<n.vertexColors.length,w=0,w=a(w,0,0),w=a(w,1,!0),w=a(w,2,!1),w=a(w,3,t),w=a(w,4,y),w=a(w,5,x),w=a(w,6,
+u),w=a(w,7,H);h.push(w);h.push(n.a,n.b,n.c);h.push(n.materialIndex);t&&(t=this.faceVertexUvs[0][g],h.push(d(t[0]),d(t[1]),d(t[2])));y&&h.push(b(n.normal));x&&(y=n.vertexNormals,h.push(b(y[0]),b(y[1]),b(y[2])));u&&h.push(c(n.color));H&&(n=n.vertexColors,h.push(c(n[0]),c(n[1]),c(n[2])))}e.data={};e.data.vertices=f;e.data.normals=k;0<q.length&&(e.data.colors=q);0<p.length&&(e.data.uvs=[p]);e.data.faces=h;return e},clone:function(){return(new J).copy(this)},copy:function(a){var b,c,d,e,f,g;this.vertices=
 [];this.colors=[];this.faces=[];this.faceVertexUvs=[[]];this.morphTargets=[];this.morphNormals=[];this.skinWeights=[];this.skinIndices=[];this.lineDistances=[];this.boundingSphere=this.boundingBox=null;this.name=a.name;d=a.vertices;b=0;for(c=d.length;b<c;b++)this.vertices.push(d[b].clone());d=a.colors;b=0;for(c=d.length;b<c;b++)this.colors.push(d[b].clone());d=a.faces;b=0;for(c=d.length;b<c;b++)this.faces.push(d[b].clone());b=0;for(c=a.faceVertexUvs.length;b<c;b++){var h=a.faceVertexUvs[b];void 0===
 this.faceVertexUvs[b]&&(this.faceVertexUvs[b]=[]);d=0;for(e=h.length;d<e;d++){var k=h[d],m=[];f=0;for(g=k.length;f<g;f++)m.push(k[f].clone());this.faceVertexUvs[b].push(m)}}f=a.morphTargets;b=0;for(c=f.length;b<c;b++){g={};g.name=f[b].name;if(void 0!==f[b].vertices)for(g.vertices=[],d=0,e=f[b].vertices.length;d<e;d++)g.vertices.push(f[b].vertices[d].clone());if(void 0!==f[b].normals)for(g.normals=[],d=0,e=f[b].normals.length;d<e;d++)g.normals.push(f[b].normals[d].clone());this.morphTargets.push(g)}f=
 a.morphNormals;b=0;for(c=f.length;b<c;b++){g={};if(void 0!==f[b].vertexNormals)for(g.vertexNormals=[],d=0,e=f[b].vertexNormals.length;d<e;d++)h=f[b].vertexNormals[d],k={},k.a=h.a.clone(),k.b=h.b.clone(),k.c=h.c.clone(),g.vertexNormals.push(k);if(void 0!==f[b].faceNormals)for(g.faceNormals=[],d=0,e=f[b].faceNormals.length;d<e;d++)g.faceNormals.push(f[b].faceNormals[d].clone());this.morphNormals.push(g)}d=a.skinWeights;b=0;for(c=d.length;b<c;b++)this.skinWeights.push(d[b].clone());d=a.skinIndices;b=
 0;for(c=d.length;b<c;b++)this.skinIndices.push(d[b].clone());d=a.lineDistances;b=0;for(c=d.length;b<c;b++)this.lineDistances.push(d[b]);b=a.boundingBox;null!==b&&(this.boundingBox=b.clone());b=a.boundingSphere;null!==b&&(this.boundingSphere=b.clone());this.elementsNeedUpdate=a.elementsNeedUpdate;this.verticesNeedUpdate=a.verticesNeedUpdate;this.uvsNeedUpdate=a.uvsNeedUpdate;this.normalsNeedUpdate=a.normalsNeedUpdate;this.colorsNeedUpdate=a.colorsNeedUpdate;this.lineDistancesNeedUpdate=a.lineDistancesNeedUpdate;
-this.groupsNeedUpdate=a.groupsNeedUpdate;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});I.MaxIndex=65535;Object.assign(I.prototype,sa.prototype,{isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(a){Array.isArray(a)?this.index=new (65535<Sd(a)?jb:ib)(a,1):this.index=a},addAttribute:function(a,b,c){if(!1===(b&&b.isBufferAttribute)&&!1===(b&&b.isInterleavedBufferAttribute))console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),
-this.addAttribute(a,new L(b,c));else if("index"===a)console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(b);else return this.attributes[a]=b,this},getAttribute:function(a){return this.attributes[a]},removeAttribute:function(a){delete this.attributes[a];return this},addGroup:function(a,b,c){this.groups.push({start:a,count:b,materialIndex:void 0!==c?c:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(a,b){this.drawRange.start=a;this.drawRange.count=
-b},applyMatrix:function(a){var b=this.attributes.position;void 0!==b&&(a.applyToBufferAttribute(b),b.needsUpdate=!0);b=this.attributes.normal;void 0!==b&&((new Ka).getNormalMatrix(a).applyToBufferAttribute(b),b.needsUpdate=!0);null!==this.boundingBox&&this.computeBoundingBox();null!==this.boundingSphere&&this.computeBoundingSphere();return this},rotateX:function(){var a=new J;return function(b){a.makeRotationX(b);this.applyMatrix(a);return this}}(),rotateY:function(){var a=new J;return function(b){a.makeRotationY(b);
-this.applyMatrix(a);return this}}(),rotateZ:function(){var a=new J;return function(b){a.makeRotationZ(b);this.applyMatrix(a);return this}}(),translate:function(){var a=new J;return function(b,c,d){a.makeTranslation(b,c,d);this.applyMatrix(a);return this}}(),scale:function(){var a=new J;return function(b,c,d){a.makeScale(b,c,d);this.applyMatrix(a);return this}}(),lookAt:function(){var a=new B;return function(b){a.lookAt(b);a.updateMatrix();this.applyMatrix(a.matrix)}}(),center:function(){this.computeBoundingBox();
-var a=this.boundingBox.getCenter().negate();this.translate(a.x,a.y,a.z);return a},setFromObject:function(a){var b=a.geometry;if(a.isPoints||a.isLine){a=new C(3*b.vertices.length,3);var c=new C(3*b.colors.length,3);this.addAttribute("position",a.copyVector3sArray(b.vertices));this.addAttribute("color",c.copyColorsArray(b.colors));b.lineDistances&&b.lineDistances.length===b.vertices.length&&(a=new C(b.lineDistances.length,1),this.addAttribute("lineDistance",a.copyArray(b.lineDistances)));null!==b.boundingSphere&&
-(this.boundingSphere=b.boundingSphere.clone());null!==b.boundingBox&&(this.boundingBox=b.boundingBox.clone())}else a.isMesh&&b&&b.isGeometry&&this.fromGeometry(b);return this},updateFromObject:function(a){var b=a.geometry;if(a.isMesh){var c=b.__directGeometry;!0===b.elementsNeedUpdate&&(c=void 0,b.elementsNeedUpdate=!1);if(void 0===c)return this.fromGeometry(b);c.verticesNeedUpdate=b.verticesNeedUpdate;c.normalsNeedUpdate=b.normalsNeedUpdate;c.colorsNeedUpdate=b.colorsNeedUpdate;c.uvsNeedUpdate=b.uvsNeedUpdate;
-c.groupsNeedUpdate=b.groupsNeedUpdate;b.verticesNeedUpdate=!1;b.normalsNeedUpdate=!1;b.colorsNeedUpdate=!1;b.uvsNeedUpdate=!1;b.groupsNeedUpdate=!1;b=c}!0===b.verticesNeedUpdate&&(c=this.attributes.position,void 0!==c&&(c.copyVector3sArray(b.vertices),c.needsUpdate=!0),b.verticesNeedUpdate=!1);!0===b.normalsNeedUpdate&&(c=this.attributes.normal,void 0!==c&&(c.copyVector3sArray(b.normals),c.needsUpdate=!0),b.normalsNeedUpdate=!1);!0===b.colorsNeedUpdate&&(c=this.attributes.color,void 0!==c&&(c.copyColorsArray(b.colors),
-c.needsUpdate=!0),b.colorsNeedUpdate=!1);b.uvsNeedUpdate&&(c=this.attributes.uv,void 0!==c&&(c.copyVector2sArray(b.uvs),c.needsUpdate=!0),b.uvsNeedUpdate=!1);b.lineDistancesNeedUpdate&&(c=this.attributes.lineDistance,void 0!==c&&(c.copyArray(b.lineDistances),c.needsUpdate=!0),b.lineDistancesNeedUpdate=!1);b.groupsNeedUpdate&&(b.computeGroups(a.geometry),this.groups=b.groups,b.groupsNeedUpdate=!1);return this},fromGeometry:function(a){a.__directGeometry=(new Ke).fromGeometry(a);return this.fromDirectGeometry(a.__directGeometry)},
-fromDirectGeometry:function(a){var b=new Float32Array(3*a.vertices.length);this.addAttribute("position",(new L(b,3)).copyVector3sArray(a.vertices));0<a.normals.length&&(b=new Float32Array(3*a.normals.length),this.addAttribute("normal",(new L(b,3)).copyVector3sArray(a.normals)));0<a.colors.length&&(b=new Float32Array(3*a.colors.length),this.addAttribute("color",(new L(b,3)).copyColorsArray(a.colors)));0<a.uvs.length&&(b=new Float32Array(2*a.uvs.length),this.addAttribute("uv",(new L(b,2)).copyVector2sArray(a.uvs)));
-0<a.uvs2.length&&(b=new Float32Array(2*a.uvs2.length),this.addAttribute("uv2",(new L(b,2)).copyVector2sArray(a.uvs2)));0<a.indices.length&&(b=new (65535<Sd(a.indices)?Uint32Array:Uint16Array)(3*a.indices.length),this.setIndex((new L(b,1)).copyIndicesArray(a.indices)));this.groups=a.groups;for(var c in a.morphTargets){for(var b=[],d=a.morphTargets[c],e=0,f=d.length;e<f;e++){var g=d[e],h=new C(3*g.length,3);b.push(h.copyVector3sArray(g))}this.morphAttributes[c]=b}0<a.skinIndices.length&&(c=new C(4*
-a.skinIndices.length,4),this.addAttribute("skinIndex",c.copyVector4sArray(a.skinIndices)));0<a.skinWeights.length&&(c=new C(4*a.skinWeights.length,4),this.addAttribute("skinWeight",c.copyVector4sArray(a.skinWeights)));null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());return this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new Ta);var a=this.attributes.position;void 0!==a?this.boundingBox.setFromBufferAttribute(a):
-this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)},computeBoundingSphere:function(){var a=new Ta,b=new p;return function(){null===this.boundingSphere&&(this.boundingSphere=new Ga);var c=this.attributes.position;if(c){var d=this.boundingSphere.center;a.setFromBufferAttribute(c);
-a.getCenter(d);for(var e=0,f=0,g=c.count;f<g;f++)b.x=c.getX(f),b.y=c.getY(f),b.z=c.getZ(f),e=Math.max(e,d.distanceToSquared(b));this.boundingSphere.radius=Math.sqrt(e);isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}}(),computeFaceNormals:function(){},computeVertexNormals:function(){var a=this.index,b=this.attributes,c=this.groups;if(b.position){var d=b.position.array;
-if(void 0===b.normal)this.addAttribute("normal",new L(new Float32Array(d.length),3));else for(var e=b.normal.array,f=0,g=e.length;f<g;f++)e[f]=0;var e=b.normal.array,h,k,m,l=new p,q=new p,n=new p,r=new p,z=new p;if(a){a=a.array;0===c.length&&this.addGroup(0,a.length);for(var t=0,y=c.length;t<y;++t)for(f=c[t],g=f.start,h=f.count,f=g,g+=h;f<g;f+=3)h=3*a[f+0],k=3*a[f+1],m=3*a[f+2],l.fromArray(d,h),q.fromArray(d,k),n.fromArray(d,m),r.subVectors(n,q),z.subVectors(l,q),r.cross(z),e[h]+=r.x,e[h+1]+=r.y,
-e[h+2]+=r.z,e[k]+=r.x,e[k+1]+=r.y,e[k+2]+=r.z,e[m]+=r.x,e[m+1]+=r.y,e[m+2]+=r.z}else for(f=0,g=d.length;f<g;f+=9)l.fromArray(d,f),q.fromArray(d,f+3),n.fromArray(d,f+6),r.subVectors(n,q),z.subVectors(l,q),r.cross(z),e[f]=r.x,e[f+1]=r.y,e[f+2]=r.z,e[f+3]=r.x,e[f+4]=r.y,e[f+5]=r.z,e[f+6]=r.x,e[f+7]=r.y,e[f+8]=r.z;this.normalizeNormals();b.normal.needsUpdate=!0}},merge:function(a,b){if(!1===(a&&a.isBufferGeometry))console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",
-a);else{void 0===b&&(b=0);var c=this.attributes,d;for(d in c)if(void 0!==a.attributes[d])for(var e=c[d].array,f=a.attributes[d],g=f.array,h=0,f=f.itemSize*b;h<g.length;h++,f++)e[f]=g[h];return this}},normalizeNormals:function(){for(var a=this.attributes.normal,b,c,d,e,f=0,g=a.count;f<g;f++)b=a.getX(f),c=a.getY(f),d=a.getZ(f),e=1/Math.sqrt(b*b+c*c+d*d),a.setXYZ(f,b*e,c*e,d*e)},toNonIndexed:function(){if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),
-this;var a=new I,b=this.index.array,c=this.attributes,d;for(d in c){for(var e=c[d],f=e.array,e=e.itemSize,g=new f.constructor(b.length*e),h,k=0,m=0,l=b.length;m<l;m++){h=b[m]*e;for(var q=0;q<e;q++)g[k++]=f[h++]}a.addAttribute(d,new L(g,e))}return a},toJSON:function(){var a={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};a.uuid=this.uuid;a.type=this.type;""!==this.name&&(a.name=this.name);if(void 0!==this.parameters){var b=this.parameters,c;for(c in b)void 0!==b[c]&&
-(a[c]=b[c]);return a}a.data={attributes:{}};var d=this.index;null!==d&&(b=Array.prototype.slice.call(d.array),a.data.index={type:d.array.constructor.name,array:b});d=this.attributes;for(c in d){var e=d[c],b=Array.prototype.slice.call(e.array);a.data.attributes[c]={itemSize:e.itemSize,type:e.array.constructor.name,array:b,normalized:e.normalized}}c=this.groups;0<c.length&&(a.data.groups=JSON.parse(JSON.stringify(c)));c=this.boundingSphere;null!==c&&(a.data.boundingSphere={center:c.center.toArray(),
-radius:c.radius});return a},clone:function(){return(new I).copy(this)},copy:function(a){var b,c,d;this.index=null;this.attributes={};this.morphAttributes={};this.groups=[];this.boundingSphere=this.boundingBox=null;this.name=a.name;c=a.index;null!==c&&this.setIndex(c.clone());c=a.attributes;for(b in c)this.addAttribute(b,c[b].clone());var e=a.morphAttributes;for(b in e){var f=[],g=e[b];c=0;for(d=g.length;c<d;c++)f.push(g[c].clone());this.morphAttributes[b]=f}b=a.groups;c=0;for(d=b.length;c<d;c++)e=
-b[c],this.addGroup(e.start,e.count,e.materialIndex);b=a.boundingBox;null!==b&&(this.boundingBox=b.clone());b=a.boundingSphere;null!==b&&(this.boundingSphere=b.clone());this.drawRange.start=a.drawRange.start;this.drawRange.count=a.drawRange.count;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});Ca.prototype=Object.assign(Object.create(B.prototype),{constructor:Ca,isMesh:!0,setDrawMode:function(a){this.drawMode=a},copy:function(a){B.prototype.copy.call(this,a);this.drawMode=a.drawMode;
-return this},updateMorphTargets:function(){var a=this.geometry.morphTargets;if(void 0!==a&&0<a.length){this.morphTargetInfluences=[];this.morphTargetDictionary={};for(var b=0,c=a.length;b<c;b++)this.morphTargetInfluences.push(0),this.morphTargetDictionary[a[b].name]=b}},raycast:function(){function a(a,b,c,d,e,f,g){Ua.barycoordFromPoint(a,b,c,d,t);e.multiplyScalar(t.x);f.multiplyScalar(t.y);g.multiplyScalar(t.z);e.add(f).add(g);return e.clone()}function b(a,b,c,d,e,f,g){var h=a.material;if(null===
-(1===h.side?c.intersectTriangle(f,e,d,!0,g):c.intersectTriangle(d,e,f,2!==h.side,g)))return null;x.copy(g);x.applyMatrix4(a.matrixWorld);c=b.ray.origin.distanceTo(x);return c<b.near||c>b.far?null:{distance:c,point:x.clone(),object:a}}function c(c,d,e,f,m,l,u,q){g.fromBufferAttribute(f,l);h.fromBufferAttribute(f,u);k.fromBufferAttribute(f,q);if(c=b(c,d,e,g,h,k,y))m&&(n.fromBufferAttribute(m,l),r.fromBufferAttribute(m,u),z.fromBufferAttribute(m,q),c.uv=a(y,g,h,k,n,r,z)),c.face=new Va(l,u,q,Ua.normal(g,
-h,k)),c.faceIndex=l;return c}var d=new J,e=new hb,f=new Ga,g=new p,h=new p,k=new p,m=new p,l=new p,q=new p,n=new D,r=new D,z=new D,t=new p,y=new p,x=new p;return function(p,t){var w=this.geometry,x=this.material,C=this.matrixWorld;if(void 0!==x&&(null===w.boundingSphere&&w.computeBoundingSphere(),f.copy(w.boundingSphere),f.applyMatrix4(C),!1!==p.ray.intersectsSphere(f)&&(d.getInverse(C),e.copy(p.ray).applyMatrix4(d),null===w.boundingBox||!1!==e.intersectsBox(w.boundingBox)))){var E;if(w.isBufferGeometry){var F,
-D,x=w.index,B=w.attributes.position,C=w.attributes.uv,ca,I;if(null!==x)for(ca=0,I=x.count;ca<I;ca+=3){if(w=x.getX(ca),F=x.getX(ca+1),D=x.getX(ca+2),E=c(this,p,e,B,C,w,F,D))E.faceIndex=Math.floor(ca/3),t.push(E)}else for(ca=0,I=B.count;ca<I;ca+=3)if(w=ca,F=ca+1,D=ca+2,E=c(this,p,e,B,C,w,F,D))E.index=w,t.push(E)}else if(w.isGeometry){var H,C=Array.isArray(x);ca=w.vertices;I=w.faces;F=w.faceVertexUvs[0];0<F.length&&(B=F);for(var J=0,M=I.length;J<M;J++){var P=I[J];E=C?x[P.materialIndex]:x;if(void 0!==
-E){F=ca[P.a];D=ca[P.b];H=ca[P.c];if(!0===E.morphTargets){E=w.morphTargets;var K=this.morphTargetInfluences;g.set(0,0,0);h.set(0,0,0);k.set(0,0,0);for(var W=0,ba=E.length;W<ba;W++){var T=K[W];if(0!==T){var Q=E[W].vertices;g.addScaledVector(m.subVectors(Q[P.a],F),T);h.addScaledVector(l.subVectors(Q[P.b],D),T);k.addScaledVector(q.subVectors(Q[P.c],H),T)}}g.add(F);h.add(D);k.add(H);F=g;D=h;H=k}if(E=b(this,p,e,F,D,H,y))B&&B[J]&&(K=B[J],n.copy(K[0]),r.copy(K[1]),z.copy(K[2]),E.uv=a(y,F,D,H,n,r,z)),E.face=
-P,E.faceIndex=J,t.push(E)}}}}}}(),clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});Ib.prototype=Object.create(M.prototype);Ib.prototype.constructor=Ib;kb.prototype=Object.create(I.prototype);kb.prototype.constructor=kb;xc.prototype=Object.create(M.prototype);xc.prototype.constructor=xc;lb.prototype=Object.create(I.prototype);lb.prototype.constructor=lb;Oa.prototype=Object.assign(Object.create(B.prototype),{constructor:Oa,isCamera:!0,copy:function(a){B.prototype.copy.call(this,
-a);this.matrixWorldInverse.copy(a.matrixWorldInverse);this.projectionMatrix.copy(a.projectionMatrix);return this},getWorldDirection:function(){var a=new qa;return function(b){b=b||new p;this.getWorldQuaternion(a);return b.set(0,0,-1).applyQuaternion(a)}}(),clone:function(){return(new this.constructor).copy(this)}});xa.prototype=Object.assign(Object.create(Oa.prototype),{constructor:xa,isPerspectiveCamera:!0,copy:function(a){Oa.prototype.copy.call(this,a);this.fov=a.fov;this.zoom=a.zoom;this.near=
-a.near;this.far=a.far;this.focus=a.focus;this.aspect=a.aspect;this.view=null===a.view?null:Object.assign({},a.view);this.filmGauge=a.filmGauge;this.filmOffset=a.filmOffset;return this},setFocalLength:function(a){a=.5*this.getFilmHeight()/a;this.fov=2*Y.RAD2DEG*Math.atan(a);this.updateProjectionMatrix()},getFocalLength:function(){var a=Math.tan(.5*Y.DEG2RAD*this.fov);return.5*this.getFilmHeight()/a},getEffectiveFOV:function(){return 2*Y.RAD2DEG*Math.atan(Math.tan(.5*Y.DEG2RAD*this.fov)/this.zoom)},
-getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(a,b,c,d,e,f){this.aspect=a/b;this.view={fullWidth:a,fullHeight:b,offsetX:c,offsetY:d,width:e,height:f};this.updateProjectionMatrix()},clearViewOffset:function(){this.view=null;this.updateProjectionMatrix()},updateProjectionMatrix:function(){var a=this.near,b=a*Math.tan(.5*Y.DEG2RAD*this.fov)/this.zoom,c=2*b,d=this.aspect*c,e=-.5*d,f=
-this.view;if(null!==f)var g=f.fullWidth,h=f.fullHeight,e=e+f.offsetX*d/g,b=b-f.offsetY*c/h,d=f.width/g*d,c=f.height/h*c;f=this.filmOffset;0!==f&&(e+=a*f/this.getFilmWidth());this.projectionMatrix.makePerspective(e,e+d,b,b-c,a,this.far)},toJSON:function(a){a=B.prototype.toJSON.call(this,a);a.object.fov=this.fov;a.object.zoom=this.zoom;a.object.near=this.near;a.object.far=this.far;a.object.focus=this.focus;a.object.aspect=this.aspect;null!==this.view&&(a.object.view=Object.assign({},this.view));a.object.filmGauge=
-this.filmGauge;a.object.filmOffset=this.filmOffset;return a}});Jb.prototype=Object.assign(Object.create(Oa.prototype),{constructor:Jb,isOrthographicCamera:!0,copy:function(a){Oa.prototype.copy.call(this,a);this.left=a.left;this.right=a.right;this.top=a.top;this.bottom=a.bottom;this.near=a.near;this.far=a.far;this.zoom=a.zoom;this.view=null===a.view?null:Object.assign({},a.view);return this},setViewOffset:function(a,b,c,d,e,f){this.view={fullWidth:a,fullHeight:b,offsetX:c,offsetY:d,width:e,height:f};
-this.updateProjectionMatrix()},clearViewOffset:function(){this.view=null;this.updateProjectionMatrix()},updateProjectionMatrix:function(){var a=(this.right-this.left)/(2*this.zoom),b=(this.top-this.bottom)/(2*this.zoom),c=(this.right+this.left)/2,d=(this.top+this.bottom)/2,e=c-a,c=c+a,a=d+b,b=d-b;if(null!==this.view)var c=this.zoom/(this.view.width/this.view.fullWidth),b=this.zoom/(this.view.height/this.view.fullHeight),f=(this.right-this.left)/this.view.width,d=(this.top-this.bottom)/this.view.height,
-e=e+this.view.offsetX/c*f,c=e+this.view.width/c*f,a=a-this.view.offsetY/b*d,b=a-this.view.height/b*d;this.projectionMatrix.makeOrthographic(e,c,a,b,this.near,this.far)},toJSON:function(a){a=B.prototype.toJSON.call(this,a);a.object.zoom=this.zoom;a.object.left=this.left;a.object.right=this.right;a.object.top=this.top;a.object.bottom=this.bottom;a.object.near=this.near;a.object.far=this.far;null!==this.view&&(a.object.view=Object.assign({},this.view));return a}});var bg=0;Kb.prototype.isFogExp2=!0;
-Kb.prototype.clone=function(){return new Kb(this.color.getHex(),this.density)};Kb.prototype.toJSON=function(a){return{type:"FogExp2",color:this.color.getHex(),density:this.density}};Lb.prototype.isFog=!0;Lb.prototype.clone=function(){return new Lb(this.color.getHex(),this.near,this.far)};Lb.prototype.toJSON=function(a){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}};md.prototype=Object.assign(Object.create(B.prototype),{constructor:md,copy:function(a,b){B.prototype.copy.call(this,
-a,b);null!==a.background&&(this.background=a.background.clone());null!==a.fog&&(this.fog=a.fog.clone());null!==a.overrideMaterial&&(this.overrideMaterial=a.overrideMaterial.clone());this.autoUpdate=a.autoUpdate;this.matrixAutoUpdate=a.matrixAutoUpdate;return this},toJSON:function(a){var b=B.prototype.toJSON.call(this,a);null!==this.background&&(b.object.background=this.background.toJSON(a));null!==this.fog&&(b.object.fog=this.fog.toJSON());return b}});Yd.prototype=Object.assign(Object.create(B.prototype),
-{constructor:Yd,isLensFlare:!0,copy:function(a){B.prototype.copy.call(this,a);this.positionScreen.copy(a.positionScreen);this.customUpdateCallback=a.customUpdateCallback;for(var b=0,c=a.lensFlares.length;b<c;b++)this.lensFlares.push(a.lensFlares[b]);return this},add:function(a,b,c,d,e,f){void 0===b&&(b=-1);void 0===c&&(c=0);void 0===f&&(f=1);void 0===e&&(e=new H(16777215));void 0===d&&(d=1);c=Math.min(c,Math.max(0,c));this.lensFlares.push({texture:a,size:b,distance:c,x:0,y:0,z:0,scale:1,rotation:0,
-opacity:f,color:e,blending:d})},updateLensFlares:function(){var a,b=this.lensFlares.length,c,d=2*-this.positionScreen.x,e=2*-this.positionScreen.y;for(a=0;a<b;a++)c=this.lensFlares[a],c.x=this.positionScreen.x+d*c.distance,c.y=this.positionScreen.y+e*c.distance,c.wantedRotation=c.x*Math.PI*.25,c.rotation+=.25*(c.wantedRotation-c.rotation)}});cb.prototype=Object.create(Z.prototype);cb.prototype.constructor=cb;cb.prototype.isSpriteMaterial=!0;cb.prototype.copy=function(a){Z.prototype.copy.call(this,
-a);this.color.copy(a.color);this.map=a.map;this.rotation=a.rotation;return this};Ac.prototype=Object.assign(Object.create(B.prototype),{constructor:Ac,isSprite:!0,raycast:function(){var a=new p,b=new p,c=new p;return function(d,e){b.setFromMatrixPosition(this.matrixWorld);d.ray.closestPointToPoint(b,a);c.setFromMatrixScale(this.matrixWorld);var f=c.x*c.y/4;b.distanceToSquared(a)>f||(f=d.ray.origin.distanceTo(a),f<d.near||f>d.far||e.push({distance:f,point:a.clone(),face:null,object:this}))}}(),clone:function(){return(new this.constructor(this.material)).copy(this)}});
-Bc.prototype=Object.assign(Object.create(B.prototype),{constructor:Bc,copy:function(a){B.prototype.copy.call(this,a,!1);a=a.levels;for(var b=0,c=a.length;b<c;b++){var d=a[b];this.addLevel(d.object.clone(),d.distance)}return this},addLevel:function(a,b){void 0===b&&(b=0);b=Math.abs(b);for(var c=this.levels,d=0;d<c.length&&!(b<c[d].distance);d++);c.splice(d,0,{distance:b,object:a});this.add(a)},getObjectForDistance:function(a){for(var b=this.levels,c=1,d=b.length;c<d&&!(a<b[c].distance);c++);return b[c-
-1].object},raycast:function(){var a=new p;return function(b,c){a.setFromMatrixPosition(this.matrixWorld);var d=b.ray.origin.distanceTo(a);this.getObjectForDistance(d).raycast(b,c)}}(),update:function(){var a=new p,b=new p;return function(c){var d=this.levels;if(1<d.length){a.setFromMatrixPosition(c.matrixWorld);b.setFromMatrixPosition(this.matrixWorld);c=a.distanceTo(b);d[0].object.visible=!0;for(var e=1,f=d.length;e<f;e++)if(c>=d[e].distance)d[e-1].object.visible=!1,d[e].object.visible=!0;else break;
-for(;e<f;e++)d[e].object.visible=!1}}}(),toJSON:function(a){a=B.prototype.toJSON.call(this,a);a.object.levels=[];for(var b=this.levels,c=0,d=b.length;c<d;c++){var e=b[c];a.object.levels.push({object:e.object.uuid,distance:e.distance})}return a}});Object.assign(Cc.prototype,{calculateInverses:function(){this.boneInverses=[];for(var a=0,b=this.bones.length;a<b;a++){var c=new J;this.bones[a]&&c.getInverse(this.bones[a].matrixWorld);this.boneInverses.push(c)}},pose:function(){var a,b,c;b=0;for(c=this.bones.length;b<
-c;b++)(a=this.bones[b])&&a.matrixWorld.getInverse(this.boneInverses[b]);b=0;for(c=this.bones.length;b<c;b++)if(a=this.bones[b])a.parent&&a.parent.isBone?(a.matrix.getInverse(a.parent.matrixWorld),a.matrix.multiply(a.matrixWorld)):a.matrix.copy(a.matrixWorld),a.matrix.decompose(a.position,a.quaternion,a.scale)},update:function(){var a=new J,b=new J;return function(){for(var c=this.bones,d=this.boneInverses,e=this.boneMatrices,f=this.boneTexture,g=0,h=c.length;g<h;g++)a.multiplyMatrices(c[g]?c[g].matrixWorld:
-b,d[g]),a.toArray(e,16*g);void 0!==f&&(f.needsUpdate=!0)}}(),clone:function(){return new Cc(this.bones,this.boneInverses)}});nd.prototype=Object.assign(Object.create(B.prototype),{constructor:nd,isBone:!0});od.prototype=Object.assign(Object.create(Ca.prototype),{constructor:od,isSkinnedMesh:!0,initBones:function(){var a=[],b,c,d,e;if(this.geometry&&void 0!==this.geometry.bones){d=0;for(e=this.geometry.bones.length;d<e;d++)c=this.geometry.bones[d],b=new nd,a.push(b),b.name=c.name,b.position.fromArray(c.pos),
-b.quaternion.fromArray(c.rotq),void 0!==c.scl&&b.scale.fromArray(c.scl);d=0;for(e=this.geometry.bones.length;d<e;d++)c=this.geometry.bones[d],-1!==c.parent&&null!==c.parent&&void 0!==a[c.parent]?a[c.parent].add(a[d]):this.add(a[d])}this.updateMatrixWorld(!0);return a},bind:function(a,b){this.skeleton=a;void 0===b&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),b=this.matrixWorld);this.bindMatrix.copy(b);this.bindMatrixInverse.getInverse(b)},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){var a,
-b;if(this.geometry&&this.geometry.isGeometry)for(b=0;b<this.geometry.skinWeights.length;b++){var c=this.geometry.skinWeights[b];a=1/c.lengthManhattan();Infinity!==a?c.multiplyScalar(a):c.set(1,0,0,0)}else if(this.geometry&&this.geometry.isBufferGeometry){var c=new ga,d=this.geometry.attributes.skinWeight;for(b=0;b<d.count;b++)c.x=d.getX(b),c.y=d.getY(b),c.z=d.getZ(b),c.w=d.getW(b),a=1/c.lengthManhattan(),Infinity!==a?c.multiplyScalar(a):c.set(1,0,0,0),d.setXYZW(b,c.x,c.y,c.z,c.w)}},updateMatrixWorld:function(a){Ca.prototype.updateMatrixWorld.call(this,
-a);"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):"detached"===this.bindMode?this.bindMatrixInverse.getInverse(this.bindMatrix):console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)},clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});ha.prototype=Object.create(Z.prototype);ha.prototype.constructor=ha;ha.prototype.isLineBasicMaterial=!0;ha.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color);
-this.linewidth=a.linewidth;this.linecap=a.linecap;this.linejoin=a.linejoin;return this};ya.prototype=Object.assign(Object.create(B.prototype),{constructor:ya,isLine:!0,raycast:function(){var a=new J,b=new hb,c=new Ga;return function(d,e){var f=d.linePrecision,f=f*f,g=this.geometry,h=this.matrixWorld;null===g.boundingSphere&&g.computeBoundingSphere();c.copy(g.boundingSphere);c.applyMatrix4(h);if(!1!==d.ray.intersectsSphere(c)){a.getInverse(h);b.copy(d.ray).applyMatrix4(a);var k=new p,m=new p,h=new p,
-l=new p,q=this&&this.isLineSegments?2:1;if(g.isBufferGeometry){var n=g.index,r=g.attributes.position.array;if(null!==n)for(var n=n.array,g=0,z=n.length-1;g<z;g+=q){var t=n[g+1];k.fromArray(r,3*n[g]);m.fromArray(r,3*t);t=b.distanceSqToSegment(k,m,l,h);t>f||(l.applyMatrix4(this.matrixWorld),t=d.ray.origin.distanceTo(l),t<d.near||t>d.far||e.push({distance:t,point:h.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else for(g=0,z=r.length/3-1;g<z;g+=q)k.fromArray(r,
-3*g),m.fromArray(r,3*g+3),t=b.distanceSqToSegment(k,m,l,h),t>f||(l.applyMatrix4(this.matrixWorld),t=d.ray.origin.distanceTo(l),t<d.near||t>d.far||e.push({distance:t,point:h.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else if(g.isGeometry)for(k=g.vertices,m=k.length,g=0;g<m-1;g+=q)t=b.distanceSqToSegment(k[g],k[g+1],l,h),t>f||(l.applyMatrix4(this.matrixWorld),t=d.ray.origin.distanceTo(l),t<d.near||t>d.far||e.push({distance:t,point:h.clone().applyMatrix4(this.matrixWorld),
-index:g,face:null,faceIndex:null,object:this}))}}}(),clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});da.prototype=Object.assign(Object.create(ya.prototype),{constructor:da,isLineSegments:!0});pd.prototype=Object.assign(Object.create(ya.prototype),{constructor:pd,isLineLoop:!0});La.prototype=Object.create(Z.prototype);La.prototype.constructor=La;La.prototype.isPointsMaterial=!0;La.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color);
-this.map=a.map;this.size=a.size;this.sizeAttenuation=a.sizeAttenuation;return this};Mb.prototype=Object.assign(Object.create(B.prototype),{constructor:Mb,isPoints:!0,raycast:function(){var a=new J,b=new hb,c=new Ga;return function(d,e){function f(a,c){var f=b.distanceSqToPoint(a);if(f<l){var h=b.closestPointToPoint(a);h.applyMatrix4(k);var m=d.ray.origin.distanceTo(h);m<d.near||m>d.far||e.push({distance:m,distanceToRay:Math.sqrt(f),point:h.clone(),index:c,face:null,object:g})}}var g=this,h=this.geometry,
-k=this.matrixWorld,m=d.params.Points.threshold;null===h.boundingSphere&&h.computeBoundingSphere();c.copy(h.boundingSphere);c.applyMatrix4(k);c.radius+=m;if(!1!==d.ray.intersectsSphere(c)){a.getInverse(k);b.copy(d.ray).applyMatrix4(a);var m=m/((this.scale.x+this.scale.y+this.scale.z)/3),l=m*m,m=new p;if(h.isBufferGeometry){var q=h.index,h=h.attributes.position.array;if(null!==q)for(var n=q.array,q=0,r=n.length;q<r;q++){var z=n[q];m.fromArray(h,3*z);f(m,z)}else for(q=0,n=h.length/3;q<n;q++)m.fromArray(h,
-3*q),f(m,q)}else for(m=h.vertices,q=0,n=m.length;q<n;q++)f(m[q],q)}}}(),clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});Dc.prototype=Object.assign(Object.create(B.prototype),{constructor:Dc});qd.prototype=Object.create(X.prototype);qd.prototype.constructor=qd;Nb.prototype=Object.create(X.prototype);Nb.prototype.constructor=Nb;Nb.prototype.isCompressedTexture=!0;rd.prototype=Object.create(X.prototype);rd.prototype.constructor=rd;Ec.prototype=Object.create(X.prototype);
-Ec.prototype.constructor=Ec;Ec.prototype.isDepthTexture=!0;Ob.prototype=Object.create(I.prototype);Ob.prototype.constructor=Ob;Fc.prototype=Object.create(M.prototype);Fc.prototype.constructor=Fc;Pb.prototype=Object.create(I.prototype);Pb.prototype.constructor=Pb;Gc.prototype=Object.create(M.prototype);Gc.prototype.constructor=Gc;ia.prototype=Object.create(I.prototype);ia.prototype.constructor=ia;Hc.prototype=Object.create(M.prototype);Hc.prototype.constructor=Hc;Qb.prototype=Object.create(ia.prototype);
-Qb.prototype.constructor=Qb;Ic.prototype=Object.create(M.prototype);Ic.prototype.constructor=Ic;mb.prototype=Object.create(ia.prototype);mb.prototype.constructor=mb;Jc.prototype=Object.create(M.prototype);Jc.prototype.constructor=Jc;Rb.prototype=Object.create(ia.prototype);Rb.prototype.constructor=Rb;Kc.prototype=Object.create(M.prototype);Kc.prototype.constructor=Kc;Sb.prototype=Object.create(ia.prototype);Sb.prototype.constructor=Sb;Lc.prototype=Object.create(M.prototype);Lc.prototype.constructor=
-Lc;Tb.prototype=Object.create(I.prototype);Tb.prototype.constructor=Tb;Mc.prototype=Object.create(M.prototype);Mc.prototype.constructor=Mc;Ub.prototype=Object.create(I.prototype);Ub.prototype.constructor=Ub;Nc.prototype=Object.create(M.prototype);Nc.prototype.constructor=Nc;Vb.prototype=Object.create(I.prototype);Vb.prototype.constructor=Vb;var za={area:function(a){for(var b=a.length,c=0,d=b-1,e=0;e<b;d=e++)c+=a[d].x*a[e].y-a[e].x*a[d].y;return.5*c},triangulate:function(){return function(a,b){var c=
-a.length;if(3>c)return null;var d=[],e=[],f=[],g,h,k;if(0<za.area(a))for(h=0;h<c;h++)e[h]=h;else for(h=0;h<c;h++)e[h]=c-1-h;var m=2*c;for(h=c-1;2<c;){if(0>=m--){console.warn("THREE.ShapeUtils: Unable to triangulate polygon! in triangulate()");break}g=h;c<=g&&(g=0);h=g+1;c<=h&&(h=0);k=h+1;c<=k&&(k=0);var l;a:{var q,n,r,p,t,y,x,v;q=a[e[g]].x;n=a[e[g]].y;r=a[e[h]].x;p=a[e[h]].y;t=a[e[k]].x;y=a[e[k]].y;if(0>=(r-q)*(y-n)-(p-n)*(t-q))l=!1;else{var G,w,O,C,E,F,D,B,I,H;G=t-r;w=y-p;O=q-t;C=n-y;E=r-q;F=p-n;
-for(l=0;l<c;l++)if(x=a[e[l]].x,v=a[e[l]].y,!(x===q&&v===n||x===r&&v===p||x===t&&v===y)&&(D=x-q,B=v-n,I=x-r,H=v-p,x-=t,v-=y,I=G*H-w*I,D=E*B-F*D,B=O*v-C*x,I>=-Number.EPSILON&&B>=-Number.EPSILON&&D>=-Number.EPSILON)){l=!1;break a}l=!0}}if(l){d.push([a[e[g]],a[e[h]],a[e[k]]]);f.push([e[g],e[h],e[k]]);g=h;for(k=h+1;k<c;g++,k++)e[g]=e[k];c--;m=2*c}}return b?f:d}}(),triangulateShape:function(a,b){function c(a){var b=a.length;2<b&&a[b-1].equals(a[0])&&a.pop()}function d(a,b,c){return a.x!==b.x?a.x<b.x?a.x<=
-c.x&&c.x<=b.x:b.x<=c.x&&c.x<=a.x:a.y<b.y?a.y<=c.y&&c.y<=b.y:b.y<=c.y&&c.y<=a.y}function e(a,b,c,e,f){var g=b.x-a.x,h=b.y-a.y,k=e.x-c.x,m=e.y-c.y,l=a.x-c.x,n=a.y-c.y,q=h*k-g*m,u=h*l-g*n;if(Math.abs(q)>Number.EPSILON){if(0<q){if(0>u||u>q)return[];k=m*l-k*n;if(0>k||k>q)return[]}else{if(0<u||u<q)return[];k=m*l-k*n;if(0<k||k<q)return[]}if(0===k)return!f||0!==u&&u!==q?[a]:[];if(k===q)return!f||0!==u&&u!==q?[b]:[];if(0===u)return[c];if(u===q)return[e];f=k/q;return[{x:a.x+f*g,y:a.y+f*h}]}if(0!==u||m*l!==
-k*n)return[];h=0===g&&0===h;k=0===k&&0===m;if(h&&k)return a.x!==c.x||a.y!==c.y?[]:[a];if(h)return d(c,e,a)?[a]:[];if(k)return d(a,b,c)?[c]:[];0!==g?(a.x<b.x?(g=a,k=a.x,h=b,a=b.x):(g=b,k=b.x,h=a,a=a.x),c.x<e.x?(b=c,q=c.x,m=e,c=e.x):(b=e,q=e.x,m=c,c=c.x)):(a.y<b.y?(g=a,k=a.y,h=b,a=b.y):(g=b,k=b.y,h=a,a=a.y),c.y<e.y?(b=c,q=c.y,m=e,c=e.y):(b=e,q=e.y,m=c,c=c.y));return k<=q?a<q?[]:a===q?f?[]:[b]:a<=c?[b,h]:[b,m]:k>c?[]:k===c?f?[]:[g]:a<=c?[g,h]:[g,m]}function f(a,b,c,d){var e=b.x-a.x,f=b.y-a.y;b=c.x-a.x;
-c=c.y-a.y;var g=d.x-a.x;d=d.y-a.y;a=e*c-f*b;e=e*d-f*g;return Math.abs(a)>Number.EPSILON?(b=g*c-d*b,0<a?0<=e&&0<=b:0<=e||0<=b):0<e}c(a);b.forEach(c);var g,h,k,m,l,q={};k=a.concat();g=0;for(h=b.length;g<h;g++)Array.prototype.push.apply(k,b[g]);g=0;for(h=k.length;g<h;g++)l=k[g].x+":"+k[g].y,void 0!==q[l]&&console.warn("THREE.ShapeUtils: Duplicate point",l,g),q[l]=g;g=function(a,b){function c(a,b){var d=h.length-1,e=a-1;0>e&&(e=d);var g=a+1;g>d&&(g=0);d=f(h[a],h[e],h[g],k[b]);if(!d)return!1;d=k.length-
-1;e=b-1;0>e&&(e=d);g=b+1;g>d&&(g=0);return(d=f(k[b],k[e],k[g],h[a]))?!0:!1}function d(a,b){var c,f;for(c=0;c<h.length;c++)if(f=c+1,f%=h.length,f=e(a,b,h[c],h[f],!0),0<f.length)return!0;return!1}function g(a,c){var d,f,h,k;for(d=0;d<m.length;d++)for(f=b[m[d]],h=0;h<f.length;h++)if(k=h+1,k%=f.length,k=e(a,c,f[h],f[k],!0),0<k.length)return!0;return!1}var h=a.concat(),k,m=[],l,n,q,u,p,C=[],D,B,I,H=0;for(l=b.length;H<l;H++)m.push(H);D=0;for(var J=2*m.length;0<m.length;){J--;if(0>J){console.log("Infinite Loop! Holes left:"+
-m.length+", Probably Hole outside Shape!");break}for(n=D;n<h.length;n++){q=h[n];l=-1;for(H=0;H<m.length;H++)if(u=m[H],p=q.x+":"+q.y+":"+u,void 0===C[p]){k=b[u];for(B=0;B<k.length;B++)if(u=k[B],c(n,B)&&!d(q,u)&&!g(q,u)){l=B;m.splice(H,1);D=h.slice(0,n+1);u=h.slice(n);B=k.slice(l);I=k.slice(0,l+1);h=D.concat(B).concat(I).concat(u);D=n;break}if(0<=l)break;C[p]=!0}if(0<=l)break}}return h}(a,b);var n=za.triangulate(g,!1);g=0;for(h=n.length;g<h;g++)for(m=n[g],k=0;3>k;k++)l=m[k].x+":"+m[k].y,l=q[l],void 0!==
-l&&(m[k]=l);return n.concat()},isClockWise:function(a){return 0>za.area(a)}};db.prototype=Object.create(M.prototype);db.prototype.constructor=db;Fa.prototype=Object.create(I.prototype);Fa.prototype.constructor=Fa;Fa.prototype.getArrays=function(){var a=this.getAttribute("position"),a=a?Array.prototype.slice.call(a.array):[],b=this.getAttribute("uv"),b=b?Array.prototype.slice.call(b.array):[],c=this.index,c=c?Array.prototype.slice.call(c.array):[];return{position:a,uv:b,index:c}};Fa.prototype.addShapeList=
-function(a,b){var c=a.length;b.arrays=this.getArrays();for(var d=0;d<c;d++)this.addShape(a[d],b);this.setIndex(b.arrays.index);this.addAttribute("position",new C(b.arrays.position,3));this.addAttribute("uv",new C(b.arrays.uv,2))};Fa.prototype.addShape=function(a,b){function c(a,b,c){b||console.error("THREE.ExtrudeGeometry: vec does not exist");return b.clone().multiplyScalar(c).add(a)}function d(a,b,c){var d,e,f;e=a.x-b.x;f=a.y-b.y;d=c.x-a.x;var g=c.y-a.y,h=e*e+f*f;if(Math.abs(e*g-f*d)>Number.EPSILON){var k=
-Math.sqrt(h),m=Math.sqrt(d*d+g*g),h=b.x-f/k;b=b.y+e/k;g=((c.x-g/m-h)*g-(c.y+d/m-b)*d)/(e*g-f*d);d=h+e*g-a.x;e=b+f*g-a.y;f=d*d+e*e;if(2>=f)return new D(d,e);f=Math.sqrt(f/2)}else a=!1,e>Number.EPSILON?d>Number.EPSILON&&(a=!0):e<-Number.EPSILON?d<-Number.EPSILON&&(a=!0):Math.sign(f)===Math.sign(g)&&(a=!0),a?(d=-f,f=Math.sqrt(h)):(d=e,e=f,f=Math.sqrt(h/2));return new D(d/f,e/f)}function e(a,b){var c,d;for(N=a.length;0<=--N;){c=N;d=N-1;0>d&&(d=a.length-1);var e,f=G+2*y;for(e=0;e<f;e++){var g=da*e,m=da*
-(e+1),n=b+d+g,q=b+d+m,m=b+c+m;h(b+c+g);h(n);h(m);h(n);h(q);h(m);g=l.length/3;g=E.generateSideWallUV(Z,l,g-6,g-3,g-2,g-1);k(g[0]);k(g[1]);k(g[3]);k(g[1]);k(g[2]);k(g[3])}}}function f(a,b,c){r.push(a);r.push(b);r.push(c)}function g(a,b,c){h(a);h(b);h(c);a=l.length/3;a=E.generateTopUV(Z,l,a-3,a-2,a-1);k(a[0]);k(a[1]);k(a[2])}function h(a){q.push(l.length/3);l.push(r[3*a+0]);l.push(r[3*a+1]);l.push(r[3*a+2])}function k(a){n.push(a.x);n.push(a.y)}var m=b.arrays?b.arrays:this.getArrays(),l=m.position,q=
-m.index,n=m.uv,r=[],m=void 0!==b.amount?b.amount:100,z=void 0!==b.bevelThickness?b.bevelThickness:6,t=void 0!==b.bevelSize?b.bevelSize:z-2,y=void 0!==b.bevelSegments?b.bevelSegments:3,x=void 0!==b.bevelEnabled?b.bevelEnabled:!0,v=void 0!==b.curveSegments?b.curveSegments:12,G=void 0!==b.steps?b.steps:1,w=b.extrudePath,B,I=!1,E=void 0!==b.UVGenerator?b.UVGenerator:db.WorldUVGenerator,F,H,R,J;w&&(B=w.getSpacedPoints(G),I=!0,x=!1,F=void 0!==b.frames?b.frames:w.computeFrenetFrames(G,!1),H=new p,R=new p,
-J=new p);x||(t=z=y=0);var M,L,V,Z=this,w=a.extractPoints(v),v=w.shape,P=w.holes;if(w=!za.isClockWise(v)){v=v.reverse();L=0;for(V=P.length;L<V;L++)M=P[L],za.isClockWise(M)&&(P[L]=M.reverse());w=!1}var K=za.triangulateShape(v,P),W=v;L=0;for(V=P.length;L<V;L++)M=P[L],v=v.concat(M);var ba,T,Q,Y,U,da=v.length,X,ga=K.length,w=[],N=0;Q=W.length;ba=Q-1;for(T=N+1;N<Q;N++,ba++,T++)ba===Q&&(ba=0),T===Q&&(T=0),w[N]=d(W[N],W[ba],W[T]);var ia=[],ka,ha=w.concat();L=0;for(V=P.length;L<V;L++){M=P[L];ka=[];N=0;Q=M.length;
-ba=Q-1;for(T=N+1;N<Q;N++,ba++,T++)ba===Q&&(ba=0),T===Q&&(T=0),ka[N]=d(M[N],M[ba],M[T]);ia.push(ka);ha=ha.concat(ka)}for(ba=0;ba<y;ba++){Q=ba/y;Y=z*Math.cos(Q*Math.PI/2);T=t*Math.sin(Q*Math.PI/2);N=0;for(Q=W.length;N<Q;N++)U=c(W[N],w[N],T),f(U.x,U.y,-Y);L=0;for(V=P.length;L<V;L++)for(M=P[L],ka=ia[L],N=0,Q=M.length;N<Q;N++)U=c(M[N],ka[N],T),f(U.x,U.y,-Y)}T=t;for(N=0;N<da;N++)U=x?c(v[N],ha[N],T):v[N],I?(R.copy(F.normals[0]).multiplyScalar(U.x),H.copy(F.binormals[0]).multiplyScalar(U.y),J.copy(B[0]).add(R).add(H),
-f(J.x,J.y,J.z)):f(U.x,U.y,0);for(Q=1;Q<=G;Q++)for(N=0;N<da;N++)U=x?c(v[N],ha[N],T):v[N],I?(R.copy(F.normals[Q]).multiplyScalar(U.x),H.copy(F.binormals[Q]).multiplyScalar(U.y),J.copy(B[Q]).add(R).add(H),f(J.x,J.y,J.z)):f(U.x,U.y,m/G*Q);for(ba=y-1;0<=ba;ba--){Q=ba/y;Y=z*Math.cos(Q*Math.PI/2);T=t*Math.sin(Q*Math.PI/2);N=0;for(Q=W.length;N<Q;N++)U=c(W[N],w[N],T),f(U.x,U.y,m+Y);L=0;for(V=P.length;L<V;L++)for(M=P[L],ka=ia[L],N=0,Q=M.length;N<Q;N++)U=c(M[N],ka[N],T),I?f(U.x,U.y+B[G-1].y,B[G-1].x+Y):f(U.x,
-U.y,m+Y)}(function(){var a=l.length/3;if(x){var c=0*da;for(N=0;N<ga;N++)X=K[N],g(X[2]+c,X[1]+c,X[0]+c);c=da*(G+2*y);for(N=0;N<ga;N++)X=K[N],g(X[0]+c,X[1]+c,X[2]+c)}else{for(N=0;N<ga;N++)X=K[N],g(X[2],X[1],X[0]);for(N=0;N<ga;N++)X=K[N],g(X[0]+da*G,X[1]+da*G,X[2]+da*G)}Z.addGroup(a,l.length/3-a,void 0!==b.material?b.material:0)})();(function(){var a=l.length/3,c=0;e(W,c);c+=W.length;L=0;for(V=P.length;L<V;L++)M=P[L],e(M,c),c+=M.length;Z.addGroup(a,l.length/3-a,void 0!==b.extrudeMaterial?b.extrudeMaterial:
-1)})();b.arrays||(this.setIndex(q),this.addAttribute("position",new C(l,3)),this.addAttribute("uv",new C(b.arrays.uv,2)))};db.WorldUVGenerator={generateTopUV:function(a,b,c,d,e){a=b[3*d];d=b[3*d+1];var f=b[3*e];e=b[3*e+1];return[new D(b[3*c],b[3*c+1]),new D(a,d),new D(f,e)]},generateSideWallUV:function(a,b,c,d,e,f){a=b[3*c];var g=b[3*c+1];c=b[3*c+2];var h=b[3*d],k=b[3*d+1];d=b[3*d+2];var m=b[3*e],l=b[3*e+1];e=b[3*e+2];var q=b[3*f],n=b[3*f+1];b=b[3*f+2];return.01>Math.abs(g-k)?[new D(a,1-c),new D(h,
-1-d),new D(m,1-e),new D(q,1-b)]:[new D(g,1-c),new D(k,1-d),new D(l,1-e),new D(n,1-b)]}};Oc.prototype=Object.create(M.prototype);Oc.prototype.constructor=Oc;Wb.prototype=Object.create(Fa.prototype);Wb.prototype.constructor=Wb;Pc.prototype=Object.create(M.prototype);Pc.prototype.constructor=Pc;nb.prototype=Object.create(I.prototype);nb.prototype.constructor=nb;Qc.prototype=Object.create(M.prototype);Qc.prototype.constructor=Qc;Xb.prototype=Object.create(I.prototype);Xb.prototype.constructor=Xb;Rc.prototype=
-Object.create(M.prototype);Rc.prototype.constructor=Rc;Yb.prototype=Object.create(I.prototype);Yb.prototype.constructor=Yb;Zb.prototype=Object.create(M.prototype);Zb.prototype.constructor=Zb;$b.prototype=Object.create(I.prototype);$b.prototype.constructor=$b;ac.prototype=Object.create(I.prototype);ac.prototype.constructor=ac;ob.prototype=Object.create(M.prototype);ob.prototype.constructor=ob;Wa.prototype=Object.create(I.prototype);Wa.prototype.constructor=Wa;Sc.prototype=Object.create(ob.prototype);
-Sc.prototype.constructor=Sc;Tc.prototype=Object.create(Wa.prototype);Tc.prototype.constructor=Tc;Uc.prototype=Object.create(M.prototype);Uc.prototype.constructor=Uc;bc.prototype=Object.create(I.prototype);bc.prototype.constructor=bc;var Ma=Object.freeze({WireframeGeometry:Ob,ParametricGeometry:Fc,ParametricBufferGeometry:Pb,TetrahedronGeometry:Hc,TetrahedronBufferGeometry:Qb,OctahedronGeometry:Ic,OctahedronBufferGeometry:mb,IcosahedronGeometry:Jc,IcosahedronBufferGeometry:Rb,DodecahedronGeometry:Kc,
-DodecahedronBufferGeometry:Sb,PolyhedronGeometry:Gc,PolyhedronBufferGeometry:ia,TubeGeometry:Lc,TubeBufferGeometry:Tb,TorusKnotGeometry:Mc,TorusKnotBufferGeometry:Ub,TorusGeometry:Nc,TorusBufferGeometry:Vb,TextGeometry:Oc,TextBufferGeometry:Wb,SphereGeometry:Pc,SphereBufferGeometry:nb,RingGeometry:Qc,RingBufferGeometry:Xb,PlaneGeometry:xc,PlaneBufferGeometry:lb,LatheGeometry:Rc,LatheBufferGeometry:Yb,ShapeGeometry:Zb,ShapeBufferGeometry:$b,ExtrudeGeometry:db,ExtrudeBufferGeometry:Fa,EdgesGeometry:ac,
-ConeGeometry:Sc,ConeBufferGeometry:Tc,CylinderGeometry:ob,CylinderBufferGeometry:Wa,CircleGeometry:Uc,CircleBufferGeometry:bc,BoxGeometry:Ib,BoxBufferGeometry:kb});cc.prototype=Object.create(Ea.prototype);cc.prototype.constructor=cc;cc.prototype.isShadowMaterial=!0;dc.prototype=Object.create(Ea.prototype);dc.prototype.constructor=dc;dc.prototype.isRawShaderMaterial=!0;Ra.prototype=Object.create(Z.prototype);Ra.prototype.constructor=Ra;Ra.prototype.isMeshStandardMaterial=!0;Ra.prototype.copy=function(a){Z.prototype.copy.call(this,
-a);this.defines={STANDARD:""};this.color.copy(a.color);this.roughness=a.roughness;this.metalness=a.metalness;this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;
-this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.roughnessMap=a.roughnessMap;this.metalnessMap=a.metalnessMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.envMapIntensity=a.envMapIntensity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=
-a.morphNormals;return this};pb.prototype=Object.create(Ra.prototype);pb.prototype.constructor=pb;pb.prototype.isMeshPhysicalMaterial=!0;pb.prototype.copy=function(a){Ra.prototype.copy.call(this,a);this.defines={PHYSICAL:""};this.reflectivity=a.reflectivity;this.clearCoat=a.clearCoat;this.clearCoatRoughness=a.clearCoatRoughness;return this};ta.prototype=Object.create(Z.prototype);ta.prototype.constructor=ta;ta.prototype.isMeshPhongMaterial=!0;ta.prototype.copy=function(a){Z.prototype.copy.call(this,
-a);this.color.copy(a.color);this.specular.copy(a.specular);this.shininess=a.shininess;this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=
-a.displacementScale;this.displacementBias=a.displacementBias;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};qb.prototype=
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-a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;
-this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};tb.prototype=Object.create(Z.prototype);tb.prototype.constructor=tb;tb.prototype.isLineDashedMaterial=!0;tb.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color);this.linewidth=a.linewidth;this.scale=a.scale;this.dashSize=a.dashSize;this.gapSize=a.gapSize;return this};var lg=Object.freeze({ShadowMaterial:cc,SpriteMaterial:cb,RawShaderMaterial:dc,ShaderMaterial:Ea,PointsMaterial:La,
-MeshPhysicalMaterial:pb,MeshStandardMaterial:Ra,MeshPhongMaterial:ta,MeshToonMaterial:qb,MeshNormalMaterial:rb,MeshLambertMaterial:sb,MeshDepthMaterial:$a,MeshBasicMaterial:Na,LineDashedMaterial:tb,LineBasicMaterial:ha,Material:Z}),hd={enabled:!1,files:{},add:function(a,b){!1!==this.enabled&&(this.files[a]=b)},get:function(a){if(!1!==this.enabled)return this.files[a]},remove:function(a){delete this.files[a]},clear:function(){this.files={}}},Aa=new Zd;Object.assign(ua.prototype,{load:function(a,b,
-c,d){void 0===a&&(a="");void 0!==this.path&&(a=this.path+a);var e=this,f=hd.get(a);if(void 0!==f)return e.manager.itemStart(a),setTimeout(function(){b&&b(f);e.manager.itemEnd(a)},0),f;var g=a.match(/^data:(.*?)(;base64)?,(.*)$/);if(g){var h=g[1],k=!!g[2],g=g[3],g=window.decodeURIComponent(g);k&&(g=window.atob(g));try{var m,l=(this.responseType||"").toLowerCase();switch(l){case "arraybuffer":case "blob":m=new ArrayBuffer(g.length);for(var q=new Uint8Array(m),k=0;k<g.length;k++)q[k]=g.charCodeAt(k);
-"blob"===l&&(m=new Blob([m],{type:h}));break;case "document":m=(new DOMParser).parseFromString(g,h);break;case "json":m=JSON.parse(g);break;default:m=g}window.setTimeout(function(){b&&b(m);e.manager.itemEnd(a)},0)}catch(p){window.setTimeout(function(){d&&d(p);e.manager.itemEnd(a);e.manager.itemError(a)},0)}}else{var n=new XMLHttpRequest;n.open("GET",a,!0);n.addEventListener("load",function(c){var f=c.target.response;hd.add(a,f);200===this.status?(b&&b(f),e.manager.itemEnd(a)):0===this.status?(console.warn("THREE.FileLoader: HTTP Status 0 received."),
-b&&b(f),e.manager.itemEnd(a)):(d&&d(c),e.manager.itemEnd(a),e.manager.itemError(a))},!1);void 0!==c&&n.addEventListener("progress",function(a){c(a)},!1);n.addEventListener("error",function(b){d&&d(b);e.manager.itemEnd(a);e.manager.itemError(a)},!1);void 0!==this.responseType&&(n.responseType=this.responseType);void 0!==this.withCredentials&&(n.withCredentials=this.withCredentials);n.overrideMimeType&&n.overrideMimeType(void 0!==this.mimeType?this.mimeType:"text/plain");for(h in this.requestHeader)n.setRequestHeader(h,
-this.requestHeader[h]);n.send(null)}e.manager.itemStart(a);return n},setPath:function(a){this.path=a;return this},setResponseType:function(a){this.responseType=a;return this},setWithCredentials:function(a){this.withCredentials=a;return this},setMimeType:function(a){this.mimeType=a;return this},setRequestHeader:function(a){this.requestHeader=a;return this}});Object.assign(Qe.prototype,{load:function(a,b,c,d){function e(e){k.load(a[e],function(a){a=f._parser(a,!0);g[e]={width:a.width,height:a.height,
-format:a.format,mipmaps:a.mipmaps};m+=1;6===m&&(1===a.mipmapCount&&(h.minFilter=1006),h.format=a.format,h.needsUpdate=!0,b&&b(h))},c,d)}var f=this,g=[],h=new Nb;h.image=g;var k=new ua(this.manager);k.setPath(this.path);k.setResponseType("arraybuffer");if(Array.isArray(a))for(var m=0,l=0,q=a.length;l<q;++l)e(l);else k.load(a,function(a){a=f._parser(a,!0);if(a.isCubemap)for(var c=a.mipmaps.length/a.mipmapCount,d=0;d<c;d++){g[d]={mipmaps:[]};for(var e=0;e<a.mipmapCount;e++)g[d].mipmaps.push(a.mipmaps[d*
-a.mipmapCount+e]),g[d].format=a.format,g[d].width=a.width,g[d].height=a.height}else h.image.width=a.width,h.image.height=a.height,h.mipmaps=a.mipmaps;1===a.mipmapCount&&(h.minFilter=1006);h.format=a.format;h.needsUpdate=!0;b&&b(h)},c,d);return h},setPath:function(a){this.path=a;return this}});Object.assign($d.prototype,{load:function(a,b,c,d){var e=this,f=new eb,g=new ua(this.manager);g.setResponseType("arraybuffer");g.load(a,function(a){if(a=e._parser(a))void 0!==a.image?f.image=a.image:void 0!==
-a.data&&(f.image.width=a.width,f.image.height=a.height,f.image.data=a.data),f.wrapS=void 0!==a.wrapS?a.wrapS:1001,f.wrapT=void 0!==a.wrapT?a.wrapT:1001,f.magFilter=void 0!==a.magFilter?a.magFilter:1006,f.minFilter=void 0!==a.minFilter?a.minFilter:1008,f.anisotropy=void 0!==a.anisotropy?a.anisotropy:1,void 0!==a.format&&(f.format=a.format),void 0!==a.type&&(f.type=a.type),void 0!==a.mipmaps&&(f.mipmaps=a.mipmaps),1===a.mipmapCount&&(f.minFilter=1006),f.needsUpdate=!0,b&&b(f,a)},c,d);return f}});Object.assign(Vc.prototype,
-{load:function(a,b,c,d){void 0===a&&(a="");void 0!==this.path&&(a=this.path+a);var e=this,f=hd.get(a);if(void 0!==f)return e.manager.itemStart(a),setTimeout(function(){b&&b(f);e.manager.itemEnd(a)},0),f;c=document.createElementNS("http://www.w3.org/1999/xhtml","img");c.addEventListener("load",function(){hd.add(a,this);b&&b(this);e.manager.itemEnd(a)},!1);c.addEventListener("error",function(b){d&&d(b);e.manager.itemEnd(a);e.manager.itemError(a)},!1);"data:"!==a.substr(0,5)&&void 0!==this.crossOrigin&&
-(c.crossOrigin=this.crossOrigin);e.manager.itemStart(a);c.src=a;return c},setCrossOrigin:function(a){this.crossOrigin=a;return this},setPath:function(a){this.path=a;return this}});Object.assign(ae.prototype,{load:function(a,b,c,d){function e(c){g.load(a[c],function(a){f.images[c]=a;h++;6===h&&(f.needsUpdate=!0,b&&b(f))},void 0,d)}var f=new Za,g=new Vc(this.manager);g.setCrossOrigin(this.crossOrigin);g.setPath(this.path);var h=0;for(c=0;c<a.length;++c)e(c);return f},setCrossOrigin:function(a){this.crossOrigin=
-a;return this},setPath:function(a){this.path=a;return this}});Object.assign(sd.prototype,{load:function(a,b,c,d){var e=new Vc(this.manager);e.setCrossOrigin(this.crossOrigin);e.setPath(this.path);var f=new X;f.image=e.load(a,function(){var c=0<a.search(/\.(jpg|jpeg)$/)||0===a.search(/^data\:image\/jpeg/);f.format=c?1022:1023;f.needsUpdate=!0;void 0!==b&&b(f)},c,d);return f},setCrossOrigin:function(a){this.crossOrigin=a;return this},setPath:function(a){this.path=a;return this}});ma.prototype=Object.assign(Object.create(B.prototype),
-{constructor:ma,isLight:!0,copy:function(a){B.prototype.copy.call(this,a);this.color.copy(a.color);this.intensity=a.intensity;return this},toJSON:function(a){a=B.prototype.toJSON.call(this,a);a.object.color=this.color.getHex();a.object.intensity=this.intensity;void 0!==this.groundColor&&(a.object.groundColor=this.groundColor.getHex());void 0!==this.distance&&(a.object.distance=this.distance);void 0!==this.angle&&(a.object.angle=this.angle);void 0!==this.decay&&(a.object.decay=this.decay);void 0!==
-this.penumbra&&(a.object.penumbra=this.penumbra);void 0!==this.shadow&&(a.object.shadow=this.shadow.toJSON());return a}});td.prototype=Object.assign(Object.create(ma.prototype),{constructor:td,isHemisphereLight:!0,copy:function(a){ma.prototype.copy.call(this,a);this.groundColor.copy(a.groundColor);return this}});Object.assign(ub.prototype,{copy:function(a){this.camera=a.camera.clone();this.bias=a.bias;this.radius=a.radius;this.mapSize.copy(a.mapSize);return this},clone:function(){return(new this.constructor).copy(this)},
-toJSON:function(){var a={};0!==this.bias&&(a.bias=this.bias);1!==this.radius&&(a.radius=this.radius);if(512!==this.mapSize.x||512!==this.mapSize.y)a.mapSize=this.mapSize.toArray();a.camera=this.camera.toJSON(!1).object;delete a.camera.matrix;return a}});ud.prototype=Object.assign(Object.create(ub.prototype),{constructor:ud,isSpotLightShadow:!0,update:function(a){var b=this.camera,c=2*Y.RAD2DEG*a.angle,d=this.mapSize.width/this.mapSize.height;a=a.distance||b.far;if(c!==b.fov||d!==b.aspect||a!==b.far)b.fov=
-c,b.aspect=d,b.far=a,b.updateProjectionMatrix()}});vd.prototype=Object.assign(Object.create(ma.prototype),{constructor:vd,isSpotLight:!0,copy:function(a){ma.prototype.copy.call(this,a);this.distance=a.distance;this.angle=a.angle;this.penumbra=a.penumbra;this.decay=a.decay;this.target=a.target.clone();this.shadow=a.shadow.clone();return this}});wd.prototype=Object.assign(Object.create(ma.prototype),{constructor:wd,isPointLight:!0,copy:function(a){ma.prototype.copy.call(this,a);this.distance=a.distance;
-this.decay=a.decay;this.shadow=a.shadow.clone();return this}});xd.prototype=Object.assign(Object.create(ub.prototype),{constructor:xd});yd.prototype=Object.assign(Object.create(ma.prototype),{constructor:yd,isDirectionalLight:!0,copy:function(a){ma.prototype.copy.call(this,a);this.target=a.target.clone();this.shadow=a.shadow.clone();return this}});zd.prototype=Object.assign(Object.create(ma.prototype),{constructor:zd,isAmbientLight:!0});Ad.prototype=Object.assign(Object.create(ma.prototype),{constructor:Ad,
-isRectAreaLight:!0,copy:function(a){ma.prototype.copy.call(this,a);this.width=a.width;this.height=a.height;return this},toJSON:function(a){a=ma.prototype.toJSON.call(this,a);a.object.width=this.width;a.object.height=this.height;return a}});var va={arraySlice:function(a,b,c){return va.isTypedArray(a)?new a.constructor(a.subarray(b,void 0!==c?c:a.length)):a.slice(b,c)},convertArray:function(a,b,c){return!a||!c&&a.constructor===b?a:"number"===typeof b.BYTES_PER_ELEMENT?new b(a):Array.prototype.slice.call(a)},
-isTypedArray:function(a){return ArrayBuffer.isView(a)&&!(a instanceof DataView)},getKeyframeOrder:function(a){for(var b=a.length,c=Array(b),d=0;d!==b;++d)c[d]=d;c.sort(function(b,c){return a[b]-a[c]});return c},sortedArray:function(a,b,c){for(var d=a.length,e=new a.constructor(d),f=0,g=0;g!==d;++f)for(var h=c[f]*b,k=0;k!==b;++k)e[g++]=a[h+k];return e},flattenJSON:function(a,b,c,d){for(var e=1,f=a[0];void 0!==f&&void 0===f[d];)f=a[e++];if(void 0!==f){var g=f[d];if(void 0!==g)if(Array.isArray(g)){do g=
-f[d],void 0!==g&&(b.push(f.time),c.push.apply(c,g)),f=a[e++];while(void 0!==f)}else if(void 0!==g.toArray){do g=f[d],void 0!==g&&(b.push(f.time),g.toArray(c,c.length)),f=a[e++];while(void 0!==f)}else{do g=f[d],void 0!==g&&(b.push(f.time),c.push(g)),f=a[e++];while(void 0!==f)}}}};Object.assign(Da.prototype,{evaluate:function(a){var b=this.parameterPositions,c=this._cachedIndex,d=b[c],e=b[c-1];a:{b:{c:{d:if(!(a<d)){for(var f=c+2;;){if(void 0===d){if(a<e)break d;this._cachedIndex=c=b.length;return this.afterEnd_(c-
-1,a,e)}if(c===f)break;e=d;d=b[++c];if(a<d)break b}d=b.length;break c}if(a>=e)break a;else{f=b[1];a<f&&(c=2,e=f);for(f=c-2;;){if(void 0===e)return this._cachedIndex=0,this.beforeStart_(0,a,d);if(c===f)break;d=e;e=b[--c-1];if(a>=e)break b}d=c;c=0}}for(;c<d;)e=c+d>>>1,a<b[e]?d=e:c=e+1;d=b[c];e=b[c-1];if(void 0===e)return this._cachedIndex=0,this.beforeStart_(0,a,d);if(void 0===d)return this._cachedIndex=c=b.length,this.afterEnd_(c-1,e,a)}this._cachedIndex=c;this.intervalChanged_(c,e,d)}return this.interpolate_(c,
-e,a,d)},settings:null,DefaultSettings_:{},getSettings_:function(){return this.settings||this.DefaultSettings_},copySampleValue_:function(a){var b=this.resultBuffer,c=this.sampleValues,d=this.valueSize;a*=d;for(var e=0;e!==d;++e)b[e]=c[a+e];return b},interpolate_:function(a,b,c,d){throw Error("call to abstract method");},intervalChanged_:function(a,b,c){}});Object.assign(Da.prototype,{beforeStart_:Da.prototype.copySampleValue_,afterEnd_:Da.prototype.copySampleValue_});Bd.prototype=Object.assign(Object.create(Da.prototype),
-{constructor:Bd,DefaultSettings_:{endingStart:2400,endingEnd:2400},intervalChanged_:function(a,b,c){var d=this.parameterPositions,e=a-2,f=a+1,g=d[e],h=d[f];if(void 0===g)switch(this.getSettings_().endingStart){case 2401:e=a;g=2*b-c;break;case 2402:e=d.length-2;g=b+d[e]-d[e+1];break;default:e=a,g=c}if(void 0===h)switch(this.getSettings_().endingEnd){case 2401:f=a;h=2*c-b;break;case 2402:f=1;h=c+d[1]-d[0];break;default:f=a-1,h=b}a=.5*(c-b);d=this.valueSize;this._weightPrev=a/(b-g);this._weightNext=
-a/(h-c);this._offsetPrev=e*d;this._offsetNext=f*d},interpolate_:function(a,b,c,d){var e=this.resultBuffer,f=this.sampleValues,g=this.valueSize;a*=g;var h=a-g,k=this._offsetPrev,m=this._offsetNext,l=this._weightPrev,q=this._weightNext,n=(c-b)/(d-b);c=n*n;d=c*n;b=-l*d+2*l*c-l*n;l=(1+l)*d+(-1.5-2*l)*c+(-.5+l)*n+1;n=(-1-q)*d+(1.5+q)*c+.5*n;q=q*d-q*c;for(c=0;c!==g;++c)e[c]=b*f[k+c]+l*f[h+c]+n*f[a+c]+q*f[m+c];return e}});Wc.prototype=Object.assign(Object.create(Da.prototype),{constructor:Wc,interpolate_:function(a,
-b,c,d){var e=this.resultBuffer,f=this.sampleValues,g=this.valueSize;a*=g;var h=a-g;b=(c-b)/(d-b);c=1-b;for(d=0;d!==g;++d)e[d]=f[h+d]*c+f[a+d]*b;return e}});Cd.prototype=Object.assign(Object.create(Da.prototype),{constructor:Cd,interpolate_:function(a,b,c,d){return this.copySampleValue_(a-1)}});var Ya;Ya={TimeBufferType:Float32Array,ValueBufferType:Float32Array,DefaultInterpolation:2301,InterpolantFactoryMethodDiscrete:function(a){return new Cd(this.times,this.values,this.getValueSize(),a)},InterpolantFactoryMethodLinear:function(a){return new Wc(this.times,
-this.values,this.getValueSize(),a)},InterpolantFactoryMethodSmooth:function(a){return new Bd(this.times,this.values,this.getValueSize(),a)},setInterpolation:function(a){var b;switch(a){case 2300:b=this.InterpolantFactoryMethodDiscrete;break;case 2301:b=this.InterpolantFactoryMethodLinear;break;case 2302:b=this.InterpolantFactoryMethodSmooth}if(void 0===b){b="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant)if(a!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);
-else throw Error(b);console.warn(b)}else this.createInterpolant=b},getInterpolation:function(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return 2300;case this.InterpolantFactoryMethodLinear:return 2301;case this.InterpolantFactoryMethodSmooth:return 2302}},getValueSize:function(){return this.values.length/this.times.length},shift:function(a){if(0!==a)for(var b=this.times,c=0,d=b.length;c!==d;++c)b[c]+=a;return this},scale:function(a){if(1!==a)for(var b=this.times,c=
-0,d=b.length;c!==d;++c)b[c]*=a;return this},trim:function(a,b){for(var c=this.times,d=c.length,e=0,f=d-1;e!==d&&c[e]<a;)++e;for(;-1!==f&&c[f]>b;)--f;++f;if(0!==e||f!==d)e>=f&&(f=Math.max(f,1),e=f-1),d=this.getValueSize(),this.times=va.arraySlice(c,e,f),this.values=va.arraySlice(this.values,e*d,f*d);return this},validate:function(){var a=!0,b=this.getValueSize();0!==b-Math.floor(b)&&(console.error("invalid value size in track",this),a=!1);var c=this.times,b=this.values,d=c.length;0===d&&(console.error("track is empty",
-this),a=!1);for(var e=null,f=0;f!==d;f++){var g=c[f];if("number"===typeof g&&isNaN(g)){console.error("time is not a valid number",this,f,g);a=!1;break}if(null!==e&&e>g){console.error("out of order keys",this,f,g,e);a=!1;break}e=g}if(void 0!==b&&va.isTypedArray(b))for(f=0,c=b.length;f!==c;++f)if(d=b[f],isNaN(d)){console.error("value is not a valid number",this,f,d);a=!1;break}return a},optimize:function(){for(var a=this.times,b=this.values,c=this.getValueSize(),d=2302===this.getInterpolation(),e=1,
-f=a.length-1,g=1;g<f;++g){var h=!1,k=a[g];if(k!==a[g+1]&&(1!==g||k!==k[0]))if(d)h=!0;else for(var m=g*c,l=m-c,q=m+c,k=0;k!==c;++k){var n=b[m+k];if(n!==b[l+k]||n!==b[q+k]){h=!0;break}}if(h){if(g!==e)for(a[e]=a[g],h=g*c,m=e*c,k=0;k!==c;++k)b[m+k]=b[h+k];++e}}if(0<f){a[e]=a[f];h=f*c;m=e*c;for(k=0;k!==c;++k)b[m+k]=b[h+k];++e}e!==a.length&&(this.times=va.arraySlice(a,0,e),this.values=va.arraySlice(b,0,e*c));return this}};ec.prototype=Object.assign(Object.create(Ya),{constructor:ec,ValueTypeName:"vector"});
-Dd.prototype=Object.assign(Object.create(Da.prototype),{constructor:Dd,interpolate_:function(a,b,c,d){var e=this.resultBuffer,f=this.sampleValues,g=this.valueSize;a*=g;b=(c-b)/(d-b);for(c=a+g;a!==c;a+=4)qa.slerpFlat(e,0,f,a-g,f,a,b);return e}});Xc.prototype=Object.assign(Object.create(Ya),{constructor:Xc,ValueTypeName:"quaternion",DefaultInterpolation:2301,InterpolantFactoryMethodLinear:function(a){return new Dd(this.times,this.values,this.getValueSize(),a)},InterpolantFactoryMethodSmooth:void 0});
-fc.prototype=Object.assign(Object.create(Ya),{constructor:fc,ValueTypeName:"number"});Ed.prototype=Object.assign(Object.create(Ya),{constructor:Ed,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0});Fd.prototype=Object.assign(Object.create(Ya),{constructor:Fd,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0});
-Gd.prototype=Object.assign(Object.create(Ya),{constructor:Gd,ValueTypeName:"color"});wb.prototype=Ya;Ya.constructor=wb;Object.assign(wb,{parse:function(a){if(void 0===a.type)throw Error("track type undefined, can not parse");var b=wb._getTrackTypeForValueTypeName(a.type);if(void 0===a.times){var c=[],d=[];va.flattenJSON(a.keys,c,d,"value");a.times=c;a.values=d}return void 0!==b.parse?b.parse(a):new b(a.name,a.times,a.values,a.interpolation)},toJSON:function(a){var b=a.constructor;if(void 0!==b.toJSON)b=
-b.toJSON(a);else{var b={name:a.name,times:va.convertArray(a.times,Array),values:va.convertArray(a.values,Array)},c=a.getInterpolation();c!==a.DefaultInterpolation&&(b.interpolation=c)}b.type=a.ValueTypeName;return b},_getTrackTypeForValueTypeName:function(a){switch(a.toLowerCase()){case "scalar":case "double":case "float":case "number":case "integer":return fc;case "vector":case "vector2":case "vector3":case "vector4":return ec;case "color":return Gd;case "quaternion":return Xc;case "bool":case "boolean":return Fd;
-case "string":return Ed}throw Error("Unsupported typeName: "+a);}});Object.assign(Ba,{parse:function(a){for(var b=[],c=a.tracks,d=1/(a.fps||1),e=0,f=c.length;e!==f;++e)b.push(wb.parse(c[e]).scale(d));return new Ba(a.name,a.duration,b)},toJSON:function(a){var b=[],c=a.tracks;a={name:a.name,duration:a.duration,tracks:b};for(var d=0,e=c.length;d!==e;++d)b.push(wb.toJSON(c[d]));return a},CreateFromMorphTargetSequence:function(a,b,c,d){for(var e=b.length,f=[],g=0;g<e;g++){var h=[],k=[];h.push((g+e-1)%
-e,g,(g+1)%e);k.push(0,1,0);var m=va.getKeyframeOrder(h),h=va.sortedArray(h,1,m),k=va.sortedArray(k,1,m);d||0!==h[0]||(h.push(e),k.push(k[0]));f.push((new fc(".morphTargetInfluences["+b[g].name+"]",h,k)).scale(1/c))}return new Ba(a,-1,f)},findByName:function(a,b){var c=a;Array.isArray(a)||(c=a.geometry&&a.geometry.animations||a.animations);for(var d=0;d<c.length;d++)if(c[d].name===b)return c[d];return null},CreateClipsFromMorphTargetSequences:function(a,b,c){for(var d={},e=/^([\w-]*?)([\d]+)$/,f=0,
-g=a.length;f<g;f++){var h=a[f],k=h.name.match(e);if(k&&1<k.length){var m=k[1];(k=d[m])||(d[m]=k=[]);k.push(h)}}a=[];for(m in d)a.push(Ba.CreateFromMorphTargetSequence(m,d[m],b,c));return a},parseAnimation:function(a,b){if(!a)return console.error("  no animation in JSONLoader data"),null;for(var c=function(a,b,c,d,e){if(0!==c.length){var f=[],g=[];va.flattenJSON(c,f,g,d);0!==f.length&&e.push(new a(b,f,g))}},d=[],e=a.name||"default",f=a.length||-1,g=a.fps||30,h=a.hierarchy||[],k=0;k<h.length;k++){var m=
-h[k].keys;if(m&&0!==m.length)if(m[0].morphTargets){for(var f={},l=0;l<m.length;l++)if(m[l].morphTargets)for(var q=0;q<m[l].morphTargets.length;q++)f[m[l].morphTargets[q]]=-1;for(var n in f){for(var p=[],z=[],q=0;q!==m[l].morphTargets.length;++q){var t=m[l];p.push(t.time);z.push(t.morphTarget===n?1:0)}d.push(new fc(".morphTargetInfluence["+n+"]",p,z))}f=f.length*(g||1)}else l=".bones["+b[k].name+"]",c(ec,l+".position",m,"pos",d),c(Xc,l+".quaternion",m,"rot",d),c(ec,l+".scale",m,"scl",d)}return 0===
-d.length?null:new Ba(e,f,d)}});Object.assign(Ba.prototype,{resetDuration:function(){for(var a=0,b=0,c=this.tracks.length;b!==c;++b)var d=this.tracks[b],a=Math.max(a,d.times[d.times.length-1]);this.duration=a},trim:function(){for(var a=0;a<this.tracks.length;a++)this.tracks[a].trim(0,this.duration);return this},optimize:function(){for(var a=0;a<this.tracks.length;a++)this.tracks[a].optimize();return this}});Object.assign(Hd.prototype,{load:function(a,b,c,d){var e=this,f=new ua(e.manager);f.setResponseType("json");
-f.load(a,function(a){b(e.parse(a))},c,d)},setTextures:function(a){this.textures=a},parse:function(a){function b(a){void 0===c[a]&&console.warn("THREE.MaterialLoader: Undefined texture",a);return c[a]}var c=this.textures,d=new lg[a.type];void 0!==a.uuid&&(d.uuid=a.uuid);void 0!==a.name&&(d.name=a.name);void 0!==a.color&&d.color.setHex(a.color);void 0!==a.roughness&&(d.roughness=a.roughness);void 0!==a.metalness&&(d.metalness=a.metalness);void 0!==a.emissive&&d.emissive.setHex(a.emissive);void 0!==
-a.specular&&d.specular.setHex(a.specular);void 0!==a.shininess&&(d.shininess=a.shininess);void 0!==a.clearCoat&&(d.clearCoat=a.clearCoat);void 0!==a.clearCoatRoughness&&(d.clearCoatRoughness=a.clearCoatRoughness);void 0!==a.uniforms&&(d.uniforms=a.uniforms);void 0!==a.vertexShader&&(d.vertexShader=a.vertexShader);void 0!==a.fragmentShader&&(d.fragmentShader=a.fragmentShader);void 0!==a.vertexColors&&(d.vertexColors=a.vertexColors);void 0!==a.fog&&(d.fog=a.fog);void 0!==a.shading&&(d.shading=a.shading);
-void 0!==a.blending&&(d.blending=a.blending);void 0!==a.side&&(d.side=a.side);void 0!==a.opacity&&(d.opacity=a.opacity);void 0!==a.transparent&&(d.transparent=a.transparent);void 0!==a.alphaTest&&(d.alphaTest=a.alphaTest);void 0!==a.depthTest&&(d.depthTest=a.depthTest);void 0!==a.depthWrite&&(d.depthWrite=a.depthWrite);void 0!==a.colorWrite&&(d.colorWrite=a.colorWrite);void 0!==a.wireframe&&(d.wireframe=a.wireframe);void 0!==a.wireframeLinewidth&&(d.wireframeLinewidth=a.wireframeLinewidth);void 0!==
-a.wireframeLinecap&&(d.wireframeLinecap=a.wireframeLinecap);void 0!==a.wireframeLinejoin&&(d.wireframeLinejoin=a.wireframeLinejoin);void 0!==a.skinning&&(d.skinning=a.skinning);void 0!==a.morphTargets&&(d.morphTargets=a.morphTargets);void 0!==a.size&&(d.size=a.size);void 0!==a.sizeAttenuation&&(d.sizeAttenuation=a.sizeAttenuation);void 0!==a.map&&(d.map=b(a.map));void 0!==a.alphaMap&&(d.alphaMap=b(a.alphaMap),d.transparent=!0);void 0!==a.bumpMap&&(d.bumpMap=b(a.bumpMap));void 0!==a.bumpScale&&(d.bumpScale=
-a.bumpScale);void 0!==a.normalMap&&(d.normalMap=b(a.normalMap));if(void 0!==a.normalScale){var e=a.normalScale;!1===Array.isArray(e)&&(e=[e,e]);d.normalScale=(new D).fromArray(e)}void 0!==a.displacementMap&&(d.displacementMap=b(a.displacementMap));void 0!==a.displacementScale&&(d.displacementScale=a.displacementScale);void 0!==a.displacementBias&&(d.displacementBias=a.displacementBias);void 0!==a.roughnessMap&&(d.roughnessMap=b(a.roughnessMap));void 0!==a.metalnessMap&&(d.metalnessMap=b(a.metalnessMap));
-void 0!==a.emissiveMap&&(d.emissiveMap=b(a.emissiveMap));void 0!==a.emissiveIntensity&&(d.emissiveIntensity=a.emissiveIntensity);void 0!==a.specularMap&&(d.specularMap=b(a.specularMap));void 0!==a.envMap&&(d.envMap=b(a.envMap));void 0!==a.reflectivity&&(d.reflectivity=a.reflectivity);void 0!==a.lightMap&&(d.lightMap=b(a.lightMap));void 0!==a.lightMapIntensity&&(d.lightMapIntensity=a.lightMapIntensity);void 0!==a.aoMap&&(d.aoMap=b(a.aoMap));void 0!==a.aoMapIntensity&&(d.aoMapIntensity=a.aoMapIntensity);
-void 0!==a.gradientMap&&(d.gradientMap=b(a.gradientMap));return d}});Object.assign(be.prototype,{load:function(a,b,c,d){var e=this,f=new ua(e.manager);f.setResponseType("json");f.load(a,function(a){b(e.parse(a))},c,d)},parse:function(a){var b=new I,c=a.data.index;void 0!==c&&(c=new ff[c.type](c.array),b.setIndex(new L(c,1)));var d=a.data.attributes,e;for(e in d){var f=d[e],c=new ff[f.type](f.array);b.addAttribute(e,new L(c,f.itemSize,f.normalized))}e=a.data.groups||a.data.drawcalls||a.data.offsets;
-if(void 0!==e)for(c=0,d=e.length;c!==d;++c)f=e[c],b.addGroup(f.start,f.count,f.materialIndex);a=a.data.boundingSphere;void 0!==a&&(e=new p,void 0!==a.center&&e.fromArray(a.center),b.boundingSphere=new Ga(e,a.radius));return b}});var ff={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};gc.Handlers={handlers:[],add:function(a,b){this.handlers.push(a,
-b)},get:function(a){for(var b=this.handlers,c=0,d=b.length;c<d;c+=2){var e=b[c+1];if(b[c].test(a))return e}return null}};Object.assign(gc.prototype,{crossOrigin:void 0,extractUrlBase:function(a){a=a.split("/");if(1===a.length)return"./";a.pop();return a.join("/")+"/"},initMaterials:function(a,b,c){for(var d=[],e=0;e<a.length;++e)d[e]=this.createMaterial(a[e],b,c);return d},createMaterial:function(){var a={NoBlending:0,NormalBlending:1,AdditiveBlending:2,SubtractiveBlending:3,MultiplyBlending:4,CustomBlending:5},
-b=new H,c=new sd,d=new Hd;return function(e,f,g){function h(a,b,d,e,h){a=f+a;var m=gc.Handlers.get(a);null!==m?a=m.load(a):(c.setCrossOrigin(g),a=c.load(a));void 0!==b&&(a.repeat.fromArray(b),1!==b[0]&&(a.wrapS=1E3),1!==b[1]&&(a.wrapT=1E3));void 0!==d&&a.offset.fromArray(d);void 0!==e&&("repeat"===e[0]&&(a.wrapS=1E3),"mirror"===e[0]&&(a.wrapS=1002),"repeat"===e[1]&&(a.wrapT=1E3),"mirror"===e[1]&&(a.wrapT=1002));void 0!==h&&(a.anisotropy=h);b=Y.generateUUID();k[b]=a;return b}var k={},m={uuid:Y.generateUUID(),
-type:"MeshLambertMaterial"},l;for(l in e){var q=e[l];switch(l){case "DbgColor":case "DbgIndex":case "opticalDensity":case "illumination":break;case "DbgName":m.name=q;break;case "blending":m.blending=a[q];break;case "colorAmbient":case "mapAmbient":console.warn("THREE.Loader.createMaterial:",l,"is no longer supported.");break;case "colorDiffuse":m.color=b.fromArray(q).getHex();break;case "colorSpecular":m.specular=b.fromArray(q).getHex();break;case "colorEmissive":m.emissive=b.fromArray(q).getHex();
-break;case "specularCoef":m.shininess=q;break;case "shading":"basic"===q.toLowerCase()&&(m.type="MeshBasicMaterial");"phong"===q.toLowerCase()&&(m.type="MeshPhongMaterial");"standard"===q.toLowerCase()&&(m.type="MeshStandardMaterial");break;case "mapDiffuse":m.map=h(q,e.mapDiffuseRepeat,e.mapDiffuseOffset,e.mapDiffuseWrap,e.mapDiffuseAnisotropy);break;case "mapDiffuseRepeat":case "mapDiffuseOffset":case "mapDiffuseWrap":case "mapDiffuseAnisotropy":break;case "mapEmissive":m.emissiveMap=h(q,e.mapEmissiveRepeat,
-e.mapEmissiveOffset,e.mapEmissiveWrap,e.mapEmissiveAnisotropy);break;case "mapEmissiveRepeat":case "mapEmissiveOffset":case "mapEmissiveWrap":case "mapEmissiveAnisotropy":break;case "mapLight":m.lightMap=h(q,e.mapLightRepeat,e.mapLightOffset,e.mapLightWrap,e.mapLightAnisotropy);break;case "mapLightRepeat":case "mapLightOffset":case "mapLightWrap":case "mapLightAnisotropy":break;case "mapAO":m.aoMap=h(q,e.mapAORepeat,e.mapAOOffset,e.mapAOWrap,e.mapAOAnisotropy);break;case "mapAORepeat":case "mapAOOffset":case "mapAOWrap":case "mapAOAnisotropy":break;
-case "mapBump":m.bumpMap=h(q,e.mapBumpRepeat,e.mapBumpOffset,e.mapBumpWrap,e.mapBumpAnisotropy);break;case "mapBumpScale":m.bumpScale=q;break;case "mapBumpRepeat":case "mapBumpOffset":case "mapBumpWrap":case "mapBumpAnisotropy":break;case "mapNormal":m.normalMap=h(q,e.mapNormalRepeat,e.mapNormalOffset,e.mapNormalWrap,e.mapNormalAnisotropy);break;case "mapNormalFactor":m.normalScale=[q,q];break;case "mapNormalRepeat":case "mapNormalOffset":case "mapNormalWrap":case "mapNormalAnisotropy":break;case "mapSpecular":m.specularMap=
-h(q,e.mapSpecularRepeat,e.mapSpecularOffset,e.mapSpecularWrap,e.mapSpecularAnisotropy);break;case "mapSpecularRepeat":case "mapSpecularOffset":case "mapSpecularWrap":case "mapSpecularAnisotropy":break;case "mapMetalness":m.metalnessMap=h(q,e.mapMetalnessRepeat,e.mapMetalnessOffset,e.mapMetalnessWrap,e.mapMetalnessAnisotropy);break;case "mapMetalnessRepeat":case "mapMetalnessOffset":case "mapMetalnessWrap":case "mapMetalnessAnisotropy":break;case "mapRoughness":m.roughnessMap=h(q,e.mapRoughnessRepeat,
-e.mapRoughnessOffset,e.mapRoughnessWrap,e.mapRoughnessAnisotropy);break;case "mapRoughnessRepeat":case "mapRoughnessOffset":case "mapRoughnessWrap":case "mapRoughnessAnisotropy":break;case "mapAlpha":m.alphaMap=h(q,e.mapAlphaRepeat,e.mapAlphaOffset,e.mapAlphaWrap,e.mapAlphaAnisotropy);break;case "mapAlphaRepeat":case "mapAlphaOffset":case "mapAlphaWrap":case "mapAlphaAnisotropy":break;case "flipSided":m.side=1;break;case "doubleSided":m.side=2;break;case "transparency":console.warn("THREE.Loader.createMaterial: transparency has been renamed to opacity");
-m.opacity=q;break;case "depthTest":case "depthWrite":case "colorWrite":case "opacity":case "reflectivity":case "transparent":case "visible":case "wireframe":m[l]=q;break;case "vertexColors":!0===q&&(m.vertexColors=2);"face"===q&&(m.vertexColors=1);break;default:console.error("THREE.Loader.createMaterial: Unsupported",l,q)}}"MeshBasicMaterial"===m.type&&delete m.emissive;"MeshPhongMaterial"!==m.type&&delete m.specular;1>m.opacity&&(m.transparent=!0);d.setTextures(k);return d.parse(m)}}()});Object.assign(ce.prototype,
-{load:function(a,b,c,d){var e=this,f=this.texturePath&&"string"===typeof this.texturePath?this.texturePath:gc.prototype.extractUrlBase(a),g=new ua(this.manager);g.setResponseType("json");g.setWithCredentials(this.withCredentials);g.load(a,function(c){var d=c.metadata;if(void 0!==d&&(d=d.type,void 0!==d)){if("object"===d.toLowerCase()){console.error("THREE.JSONLoader: "+a+" should be loaded with THREE.ObjectLoader instead.");return}if("scene"===d.toLowerCase()){console.error("THREE.JSONLoader: "+a+
-" should be loaded with THREE.SceneLoader instead.");return}}c=e.parse(c,f);b(c.geometry,c.materials)},c,d)},setTexturePath:function(a){this.texturePath=a},parse:function(){return function(a,b){void 0!==a.data&&(a=a.data);a.scale=void 0!==a.scale?1/a.scale:1;var c=new M,d=a,e,f,g,h,k,m,l,q,n,r,z,t,y,x,v=d.faces;n=d.vertices;var G=d.normals,w=d.colors;m=d.scale;var B=0;if(void 0!==d.uvs){for(e=0;e<d.uvs.length;e++)d.uvs[e].length&&B++;for(e=0;e<B;e++)c.faceVertexUvs[e]=[]}h=0;for(k=n.length;h<k;)e=
-new p,e.x=n[h++]*m,e.y=n[h++]*m,e.z=n[h++]*m,c.vertices.push(e);h=0;for(k=v.length;h<k;)if(n=v[h++],r=n&1,g=n&2,e=n&8,l=n&16,z=n&32,m=n&64,n&=128,r){r=new Va;r.a=v[h];r.b=v[h+1];r.c=v[h+3];t=new Va;t.a=v[h+1];t.b=v[h+2];t.c=v[h+3];h+=4;g&&(g=v[h++],r.materialIndex=g,t.materialIndex=g);g=c.faces.length;if(e)for(e=0;e<B;e++)for(y=d.uvs[e],c.faceVertexUvs[e][g]=[],c.faceVertexUvs[e][g+1]=[],f=0;4>f;f++)q=v[h++],x=y[2*q],q=y[2*q+1],x=new D(x,q),2!==f&&c.faceVertexUvs[e][g].push(x),0!==f&&c.faceVertexUvs[e][g+
-1].push(x);l&&(l=3*v[h++],r.normal.set(G[l++],G[l++],G[l]),t.normal.copy(r.normal));if(z)for(e=0;4>e;e++)l=3*v[h++],z=new p(G[l++],G[l++],G[l]),2!==e&&r.vertexNormals.push(z),0!==e&&t.vertexNormals.push(z);m&&(m=v[h++],m=w[m],r.color.setHex(m),t.color.setHex(m));if(n)for(e=0;4>e;e++)m=v[h++],m=w[m],2!==e&&r.vertexColors.push(new H(m)),0!==e&&t.vertexColors.push(new H(m));c.faces.push(r);c.faces.push(t)}else{r=new Va;r.a=v[h++];r.b=v[h++];r.c=v[h++];g&&(g=v[h++],r.materialIndex=g);g=c.faces.length;
-if(e)for(e=0;e<B;e++)for(y=d.uvs[e],c.faceVertexUvs[e][g]=[],f=0;3>f;f++)q=v[h++],x=y[2*q],q=y[2*q+1],x=new D(x,q),c.faceVertexUvs[e][g].push(x);l&&(l=3*v[h++],r.normal.set(G[l++],G[l++],G[l]));if(z)for(e=0;3>e;e++)l=3*v[h++],z=new p(G[l++],G[l++],G[l]),r.vertexNormals.push(z);m&&(m=v[h++],r.color.setHex(w[m]));if(n)for(e=0;3>e;e++)m=v[h++],r.vertexColors.push(new H(w[m]));c.faces.push(r)}d=a;h=void 0!==d.influencesPerVertex?d.influencesPerVertex:2;if(d.skinWeights)for(k=0,v=d.skinWeights.length;k<
-v;k+=h)c.skinWeights.push(new ga(d.skinWeights[k],1<h?d.skinWeights[k+1]:0,2<h?d.skinWeights[k+2]:0,3<h?d.skinWeights[k+3]:0));if(d.skinIndices)for(k=0,v=d.skinIndices.length;k<v;k+=h)c.skinIndices.push(new ga(d.skinIndices[k],1<h?d.skinIndices[k+1]:0,2<h?d.skinIndices[k+2]:0,3<h?d.skinIndices[k+3]:0));c.bones=d.bones;c.bones&&0<c.bones.length&&(c.skinWeights.length!==c.skinIndices.length||c.skinIndices.length!==c.vertices.length)&&console.warn("When skinning, number of vertices ("+c.vertices.length+
-"), skinIndices ("+c.skinIndices.length+"), and skinWeights ("+c.skinWeights.length+") should match.");k=a;v=k.scale;if(void 0!==k.morphTargets)for(d=0,h=k.morphTargets.length;d<h;d++)for(c.morphTargets[d]={},c.morphTargets[d].name=k.morphTargets[d].name,c.morphTargets[d].vertices=[],G=c.morphTargets[d].vertices,w=k.morphTargets[d].vertices,B=0,n=w.length;B<n;B+=3)m=new p,m.x=w[B]*v,m.y=w[B+1]*v,m.z=w[B+2]*v,G.push(m);if(void 0!==k.morphColors&&0<k.morphColors.length)for(console.warn('THREE.JSONLoader: "morphColors" no longer supported. Using them as face colors.'),
-v=c.faces,k=k.morphColors[0].colors,d=0,h=v.length;d<h;d++)v[d].color.fromArray(k,3*d);k=a;d=[];h=[];void 0!==k.animation&&h.push(k.animation);void 0!==k.animations&&(k.animations.length?h=h.concat(k.animations):h.push(k.animations));for(k=0;k<h.length;k++)(v=Ba.parseAnimation(h[k],c.bones))&&d.push(v);c.morphTargets&&(h=Ba.CreateClipsFromMorphTargetSequences(c.morphTargets,10),d=d.concat(h));0<d.length&&(c.animations=d);c.computeFaceNormals();c.computeBoundingSphere();if(void 0===a.materials||0===
-a.materials.length)return{geometry:c};d=gc.prototype.initMaterials(a.materials,b,this.crossOrigin);return{geometry:c,materials:d}}}()});Object.assign(Re.prototype,{load:function(a,b,c,d){""===this.texturePath&&(this.texturePath=a.substring(0,a.lastIndexOf("/")+1));var e=this;(new ua(e.manager)).load(a,function(c){var g=null;try{g=JSON.parse(c)}catch(h){void 0!==d&&d(h);console.error("THREE:ObjectLoader: Can't parse "+a+".",h.message);return}c=g.metadata;void 0===c||void 0===c.type||"geometry"===c.type.toLowerCase()?
-console.error("THREE.ObjectLoader: Can't load "+a+". Use THREE.JSONLoader instead."):e.parse(g,b)},c,d)},setTexturePath:function(a){this.texturePath=a},setCrossOrigin:function(a){this.crossOrigin=a},parse:function(a,b){var c=this.parseGeometries(a.geometries),d=this.parseImages(a.images,function(){void 0!==b&&b(e)}),d=this.parseTextures(a.textures,d),d=this.parseMaterials(a.materials,d),e=this.parseObject(a.object,c,d);a.animations&&(e.animations=this.parseAnimations(a.animations));void 0!==a.images&&
-0!==a.images.length||void 0===b||b(e);return e},parseGeometries:function(a){var b={};if(void 0!==a)for(var c=new ce,d=new be,e=0,f=a.length;e<f;e++){var g,h=a[e];switch(h.type){case "PlaneGeometry":case "PlaneBufferGeometry":g=new Ma[h.type](h.width,h.height,h.widthSegments,h.heightSegments);break;case "BoxGeometry":case "BoxBufferGeometry":case "CubeGeometry":g=new Ma[h.type](h.width,h.height,h.depth,h.widthSegments,h.heightSegments,h.depthSegments);break;case "CircleGeometry":case "CircleBufferGeometry":g=
-new Ma[h.type](h.radius,h.segments,h.thetaStart,h.thetaLength);break;case "CylinderGeometry":case "CylinderBufferGeometry":g=new Ma[h.type](h.radiusTop,h.radiusBottom,h.height,h.radialSegments,h.heightSegments,h.openEnded,h.thetaStart,h.thetaLength);break;case "ConeGeometry":case "ConeBufferGeometry":g=new Ma[h.type](h.radius,h.height,h.radialSegments,h.heightSegments,h.openEnded,h.thetaStart,h.thetaLength);break;case "SphereGeometry":case "SphereBufferGeometry":g=new Ma[h.type](h.radius,h.widthSegments,
-h.heightSegments,h.phiStart,h.phiLength,h.thetaStart,h.thetaLength);break;case "DodecahedronGeometry":case "IcosahedronGeometry":case "OctahedronGeometry":case "TetrahedronGeometry":g=new Ma[h.type](h.radius,h.detail);break;case "RingGeometry":case "RingBufferGeometry":g=new Ma[h.type](h.innerRadius,h.outerRadius,h.thetaSegments,h.phiSegments,h.thetaStart,h.thetaLength);break;case "TorusGeometry":case "TorusBufferGeometry":g=new Ma[h.type](h.radius,h.tube,h.radialSegments,h.tubularSegments,h.arc);
-break;case "TorusKnotGeometry":case "TorusKnotBufferGeometry":g=new Ma[h.type](h.radius,h.tube,h.tubularSegments,h.radialSegments,h.p,h.q);break;case "LatheGeometry":case "LatheBufferGeometry":g=new Ma[h.type](h.points,h.segments,h.phiStart,h.phiLength);break;case "BufferGeometry":g=d.parse(h);break;case "Geometry":g=c.parse(h,this.texturePath).geometry;break;default:console.warn('THREE.ObjectLoader: Unsupported geometry type "'+h.type+'"');continue}g.uuid=h.uuid;void 0!==h.name&&(g.name=h.name);
-b[h.uuid]=g}return b},parseMaterials:function(a,b){var c={};if(void 0!==a){var d=new Hd;d.setTextures(b);for(var e=0,f=a.length;e<f;e++){var g=a[e];if("MultiMaterial"===g.type){for(var h=[],k=0;k<g.materials.length;k++)h.push(d.parse(g.materials[k]));c[g.uuid]=h}else c[g.uuid]=d.parse(g)}}return c},parseAnimations:function(a){for(var b=[],c=0;c<a.length;c++){var d=Ba.parse(a[c]);b.push(d)}return b},parseImages:function(a,b){function c(a){d.manager.itemStart(a);return g.load(a,function(){d.manager.itemEnd(a)},
-void 0,function(){d.manager.itemEnd(a);d.manager.itemError(a)})}var d=this,e={};if(void 0!==a&&0<a.length){var f=new Zd(b),g=new Vc(f);g.setCrossOrigin(this.crossOrigin);for(var f=0,h=a.length;f<h;f++){var k=a[f],l=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(k.url)?k.url:d.texturePath+k.url;e[k.uuid]=c(l)}}return e},parseTextures:function(a,b){function c(a,b){if("number"===typeof a)return a;console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",a);return b[a]}var d={};if(void 0!==
-a)for(var e=0,f=a.length;e<f;e++){var g=a[e];void 0===g.image&&console.warn('THREE.ObjectLoader: No "image" specified for',g.uuid);void 0===b[g.image]&&console.warn("THREE.ObjectLoader: Undefined image",g.image);var h=new X(b[g.image]);h.needsUpdate=!0;h.uuid=g.uuid;void 0!==g.name&&(h.name=g.name);void 0!==g.mapping&&(h.mapping=c(g.mapping,mg));void 0!==g.offset&&h.offset.fromArray(g.offset);void 0!==g.repeat&&h.repeat.fromArray(g.repeat);void 0!==g.wrap&&(h.wrapS=c(g.wrap[0],gf),h.wrapT=c(g.wrap[1],
-gf));void 0!==g.minFilter&&(h.minFilter=c(g.minFilter,hf));void 0!==g.magFilter&&(h.magFilter=c(g.magFilter,hf));void 0!==g.anisotropy&&(h.anisotropy=g.anisotropy);void 0!==g.flipY&&(h.flipY=g.flipY);d[g.uuid]=h}return d},parseObject:function(){var a=new J;return function(b,c,d){function e(a){void 0===c[a]&&console.warn("THREE.ObjectLoader: Undefined geometry",a);return c[a]}function f(a){if(void 0!==a){if(Array.isArray(a)){for(var b=[],c=0,e=a.length;c<e;c++){var f=a[c];void 0===d[f]&&console.warn("THREE.ObjectLoader: Undefined material",
-f);b.push(d[f])}return b}void 0===d[a]&&console.warn("THREE.ObjectLoader: Undefined material",a);return d[a]}}var g;switch(b.type){case "Scene":g=new md;void 0!==b.background&&Number.isInteger(b.background)&&(g.background=new H(b.background));void 0!==b.fog&&("Fog"===b.fog.type?g.fog=new Lb(b.fog.color,b.fog.near,b.fog.far):"FogExp2"===b.fog.type&&(g.fog=new Kb(b.fog.color,b.fog.density)));break;case "PerspectiveCamera":g=new xa(b.fov,b.aspect,b.near,b.far);void 0!==b.focus&&(g.focus=b.focus);void 0!==
-b.zoom&&(g.zoom=b.zoom);void 0!==b.filmGauge&&(g.filmGauge=b.filmGauge);void 0!==b.filmOffset&&(g.filmOffset=b.filmOffset);void 0!==b.view&&(g.view=Object.assign({},b.view));break;case "OrthographicCamera":g=new Jb(b.left,b.right,b.top,b.bottom,b.near,b.far);break;case "AmbientLight":g=new zd(b.color,b.intensity);break;case "DirectionalLight":g=new yd(b.color,b.intensity);break;case "PointLight":g=new wd(b.color,b.intensity,b.distance,b.decay);break;case "RectAreaLight":g=new Ad(b.color,b.intensity,
-b.width,b.height);break;case "SpotLight":g=new vd(b.color,b.intensity,b.distance,b.angle,b.penumbra,b.decay);break;case "HemisphereLight":g=new td(b.color,b.groundColor,b.intensity);break;case "SkinnedMesh":console.warn("THREE.ObjectLoader.parseObject() does not support SkinnedMesh yet.");case "Mesh":g=e(b.geometry);var h=f(b.material);g=g.bones&&0<g.bones.length?new od(g,h):new Ca(g,h);break;case "LOD":g=new Bc;break;case "Line":g=new ya(e(b.geometry),f(b.material),b.mode);break;case "LineLoop":g=
-new pd(e(b.geometry),f(b.material));break;case "LineSegments":g=new da(e(b.geometry),f(b.material));break;case "PointCloud":case "Points":g=new Mb(e(b.geometry),f(b.material));break;case "Sprite":g=new Ac(f(b.material));break;case "Group":g=new Dc;break;default:g=new B}g.uuid=b.uuid;void 0!==b.name&&(g.name=b.name);void 0!==b.matrix?(a.fromArray(b.matrix),a.decompose(g.position,g.quaternion,g.scale)):(void 0!==b.position&&g.position.fromArray(b.position),void 0!==b.rotation&&g.rotation.fromArray(b.rotation),
-void 0!==b.quaternion&&g.quaternion.fromArray(b.quaternion),void 0!==b.scale&&g.scale.fromArray(b.scale));void 0!==b.castShadow&&(g.castShadow=b.castShadow);void 0!==b.receiveShadow&&(g.receiveShadow=b.receiveShadow);b.shadow&&(void 0!==b.shadow.bias&&(g.shadow.bias=b.shadow.bias),void 0!==b.shadow.radius&&(g.shadow.radius=b.shadow.radius),void 0!==b.shadow.mapSize&&g.shadow.mapSize.fromArray(b.shadow.mapSize),void 0!==b.shadow.camera&&(g.shadow.camera=this.parseObject(b.shadow.camera)));void 0!==
-b.visible&&(g.visible=b.visible);void 0!==b.userData&&(g.userData=b.userData);if(void 0!==b.children)for(var k in b.children)g.add(this.parseObject(b.children[k],c,d));if("LOD"===b.type)for(b=b.levels,h=0;h<b.length;h++){var l=b[h];k=g.getObjectByProperty("uuid",l.object);void 0!==k&&g.addLevel(k,l.distance)}return g}}()});var mg={UVMapping:300,CubeReflectionMapping:301,CubeRefractionMapping:302,EquirectangularReflectionMapping:303,EquirectangularRefractionMapping:304,SphericalReflectionMapping:305,
-CubeUVReflectionMapping:306,CubeUVRefractionMapping:307},gf={RepeatWrapping:1E3,ClampToEdgeWrapping:1001,MirroredRepeatWrapping:1002},hf={NearestFilter:1003,NearestMipMapNearestFilter:1004,NearestMipMapLinearFilter:1005,LinearFilter:1006,LinearMipMapNearestFilter:1007,LinearMipMapLinearFilter:1008};Object.assign(na.prototype,{getPoint:function(){console.warn("THREE.Curve: .getPoint() not implemented.");return null},getPointAt:function(a){a=this.getUtoTmapping(a);return this.getPoint(a)},getPoints:function(a){void 0===
-a&&(a=5);for(var b=[],c=0;c<=a;c++)b.push(this.getPoint(c/a));return b},getSpacedPoints:function(a){void 0===a&&(a=5);for(var b=[],c=0;c<=a;c++)b.push(this.getPointAt(c/a));return b},getLength:function(){var a=this.getLengths();return a[a.length-1]},getLengths:function(a){void 0===a&&(a=this.arcLengthDivisions);if(this.cacheArcLengths&&this.cacheArcLengths.length===a+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var b=[],c,d=this.getPoint(0),e,f=0;b.push(0);for(e=1;e<=a;e++)c=
-this.getPoint(e/a),f+=c.distanceTo(d),b.push(f),d=c;return this.cacheArcLengths=b},updateArcLengths:function(){this.needsUpdate=!0;this.getLengths()},getUtoTmapping:function(a,b){var c=this.getLengths(),d,e=c.length,f;f=b?b:a*c[e-1];for(var g=0,h=e-1,k;g<=h;)if(d=Math.floor(g+(h-g)/2),k=c[d]-f,0>k)g=d+1;else if(0<k)h=d-1;else{h=d;break}d=h;if(c[d]===f)return d/(e-1);g=c[d];return(d+(f-g)/(c[d+1]-g))/(e-1)},getTangent:function(a){var b=a-1E-4;a+=1E-4;0>b&&(b=0);1<a&&(a=1);b=this.getPoint(b);return this.getPoint(a).clone().sub(b).normalize()},
-getTangentAt:function(a){a=this.getUtoTmapping(a);return this.getTangent(a)},computeFrenetFrames:function(a,b){var c=new p,d=[],e=[],f=[],g=new p,h=new J,k,l;for(k=0;k<=a;k++)l=k/a,d[k]=this.getTangentAt(l),d[k].normalize();e[0]=new p;f[0]=new p;k=Number.MAX_VALUE;l=Math.abs(d[0].x);var u=Math.abs(d[0].y),q=Math.abs(d[0].z);l<=k&&(k=l,c.set(1,0,0));u<=k&&(k=u,c.set(0,1,0));q<=k&&c.set(0,0,1);g.crossVectors(d[0],c).normalize();e[0].crossVectors(d[0],g);f[0].crossVectors(d[0],e[0]);for(k=1;k<=a;k++)e[k]=
-e[k-1].clone(),f[k]=f[k-1].clone(),g.crossVectors(d[k-1],d[k]),g.length()>Number.EPSILON&&(g.normalize(),c=Math.acos(Y.clamp(d[k-1].dot(d[k]),-1,1)),e[k].applyMatrix4(h.makeRotationAxis(g,c))),f[k].crossVectors(d[k],e[k]);if(!0===b)for(c=Math.acos(Y.clamp(e[0].dot(e[a]),-1,1)),c/=a,0<d[0].dot(g.crossVectors(e[0],e[a]))&&(c=-c),k=1;k<=a;k++)e[k].applyMatrix4(h.makeRotationAxis(d[k],c*k)),f[k].crossVectors(d[k],e[k]);return{tangents:d,normals:e,binormals:f}}});Sa.prototype=Object.create(na.prototype);
-Sa.prototype.constructor=Sa;Sa.prototype.isLineCurve=!0;Sa.prototype.getPoint=function(a){if(1===a)return this.v2.clone();var b=this.v2.clone().sub(this.v1);b.multiplyScalar(a).add(this.v1);return b};Sa.prototype.getPointAt=function(a){return this.getPoint(a)};Sa.prototype.getTangent=function(a){return this.v2.clone().sub(this.v1).normalize()};Yc.prototype=Object.assign(Object.create(na.prototype),{constructor:Yc,add:function(a){this.curves.push(a)},closePath:function(){var a=this.curves[0].getPoint(0),
-b=this.curves[this.curves.length-1].getPoint(1);a.equals(b)||this.curves.push(new Sa(b,a))},getPoint:function(a){var b=a*this.getLength(),c=this.getCurveLengths();for(a=0;a<c.length;){if(c[a]>=b)return b=c[a]-b,a=this.curves[a],c=a.getLength(),a.getPointAt(0===c?0:1-b/c);a++}return null},getLength:function(){var a=this.getCurveLengths();return a[a.length-1]},updateArcLengths:function(){this.needsUpdate=!0;this.cacheLengths=null;this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&&
-this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(var a=[],b=0,c=0,d=this.curves.length;c<d;c++)b+=this.curves[c].getLength(),a.push(b);return this.cacheLengths=a},getSpacedPoints:function(a){void 0===a&&(a=40);for(var b=[],c=0;c<=a;c++)b.push(this.getPoint(c/a));this.autoClose&&b.push(b[0]);return b},getPoints:function(a){a=a||12;for(var b=[],c,d=0,e=this.curves;d<e.length;d++)for(var f=e[d],f=f.getPoints(f&&f.isEllipseCurve?2*a:f&&f.isLineCurve?1:f&&f.isSplineCurve?a*f.points.length:
-a),g=0;g<f.length;g++){var h=f[g];c&&c.equals(h)||(b.push(h),c=h)}this.autoClose&&1<b.length&&!b[b.length-1].equals(b[0])&&b.push(b[0]);return b},createPointsGeometry:function(a){a=this.getPoints(a);return this.createGeometry(a)},createSpacedPointsGeometry:function(a){a=this.getSpacedPoints(a);return this.createGeometry(a)},createGeometry:function(a){for(var b=new M,c=0,d=a.length;c<d;c++){var e=a[c];b.vertices.push(new p(e.x,e.y,e.z||0))}return b}});Xa.prototype=Object.create(na.prototype);Xa.prototype.constructor=
-Xa;Xa.prototype.isEllipseCurve=!0;Xa.prototype.getPoint=function(a){for(var b=2*Math.PI,c=this.aEndAngle-this.aStartAngle,d=Math.abs(c)<Number.EPSILON;0>c;)c+=b;for(;c>b;)c-=b;c<Number.EPSILON&&(c=d?0:b);!0!==this.aClockwise||d||(c=c===b?-b:c-b);b=this.aStartAngle+a*c;a=this.aX+this.xRadius*Math.cos(b);var e=this.aY+this.yRadius*Math.sin(b);0!==this.aRotation&&(b=Math.cos(this.aRotation),c=Math.sin(this.aRotation),d=a-this.aX,e-=this.aY,a=d*b-e*c+this.aX,e=d*c+e*b+this.aY);return new D(a,e)};zb.prototype=
-Object.create(na.prototype);zb.prototype.constructor=zb;zb.prototype.isSplineCurve=!0;zb.prototype.getPoint=function(a){var b=this.points,c=(b.length-1)*a;a=Math.floor(c);var c=c-a,d=b[0===a?a:a-1],e=b[a],f=b[a>b.length-2?b.length-1:a+1],b=b[a>b.length-3?b.length-1:a+2];return new D(Se(c,d.x,e.x,f.x,b.x),Se(c,d.y,e.y,f.y,b.y))};hc.prototype=Object.create(na.prototype);hc.prototype.constructor=hc;hc.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2,e=this.v3;return new D(yb(a,b.x,c.x,
-d.x,e.x),yb(a,b.y,c.y,d.y,e.y))};ic.prototype=Object.create(na.prototype);ic.prototype.constructor=ic;ic.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2;return new D(xb(a,b.x,c.x,d.x),xb(a,b.y,c.y,d.y))};var ue=Object.assign(Object.create(Yc.prototype),{fromPoints:function(a){this.moveTo(a[0].x,a[0].y);for(var b=1,c=a.length;b<c;b++)this.lineTo(a[b].x,a[b].y)},moveTo:function(a,b){this.currentPoint.set(a,b)},lineTo:function(a,b){var c=new Sa(this.currentPoint.clone(),new D(a,b));
-this.curves.push(c);this.currentPoint.set(a,b)},quadraticCurveTo:function(a,b,c,d){a=new ic(this.currentPoint.clone(),new D(a,b),new D(c,d));this.curves.push(a);this.currentPoint.set(c,d)},bezierCurveTo:function(a,b,c,d,e,f){a=new hc(this.currentPoint.clone(),new D(a,b),new D(c,d),new D(e,f));this.curves.push(a);this.currentPoint.set(e,f)},splineThru:function(a){var b=[this.currentPoint.clone()].concat(a),b=new zb(b);this.curves.push(b);this.currentPoint.copy(a[a.length-1])},arc:function(a,b,c,d,
-e,f){this.absarc(a+this.currentPoint.x,b+this.currentPoint.y,c,d,e,f)},absarc:function(a,b,c,d,e,f){this.absellipse(a,b,c,c,d,e,f)},ellipse:function(a,b,c,d,e,f,g,h){this.absellipse(a+this.currentPoint.x,b+this.currentPoint.y,c,d,e,f,g,h)},absellipse:function(a,b,c,d,e,f,g,h){a=new Xa(a,b,c,d,e,f,g,h);0<this.curves.length&&(b=a.getPoint(0),b.equals(this.currentPoint)||this.lineTo(b.x,b.y));this.curves.push(a);a=a.getPoint(1);this.currentPoint.copy(a)}});Zc.prototype=ue;ue.constructor=Zc;Ab.prototype=
-Object.assign(Object.create(ue),{constructor:Ab,getPointsHoles:function(a){for(var b=[],c=0,d=this.holes.length;c<d;c++)b[c]=this.holes[c].getPoints(a);return b},extractAllPoints:function(a){return{shape:this.getPoints(a),holes:this.getPointsHoles(a)}},extractPoints:function(a){return this.extractAllPoints(a)}});Object.assign(de.prototype,{moveTo:function(a,b){this.currentPath=new Zc;this.subPaths.push(this.currentPath);this.currentPath.moveTo(a,b)},lineTo:function(a,b){this.currentPath.lineTo(a,
-b)},quadraticCurveTo:function(a,b,c,d){this.currentPath.quadraticCurveTo(a,b,c,d)},bezierCurveTo:function(a,b,c,d,e,f){this.currentPath.bezierCurveTo(a,b,c,d,e,f)},splineThru:function(a){this.currentPath.splineThru(a)},toShapes:function(a,b){function c(a){for(var b=[],c=0,d=a.length;c<d;c++){var e=a[c],f=new Ab;f.curves=e.curves;b.push(f)}return b}function d(a,b){for(var c=b.length,d=!1,e=c-1,f=0;f<c;e=f++){var g=b[e],h=b[f],k=h.x-g.x,l=h.y-g.y;if(Math.abs(l)>Number.EPSILON){if(0>l&&(g=b[f],k=-k,
-h=b[e],l=-l),!(a.y<g.y||a.y>h.y))if(a.y===g.y){if(a.x===g.x)return!0}else{e=l*(a.x-g.x)-k*(a.y-g.y);if(0===e)return!0;0>e||(d=!d)}}else if(a.y===g.y&&(h.x<=a.x&&a.x<=g.x||g.x<=a.x&&a.x<=h.x))return!0}return d}var e=za.isClockWise,f=this.subPaths;if(0===f.length)return[];if(!0===b)return c(f);var g,h,k,l=[];if(1===f.length)return h=f[0],k=new Ab,k.curves=h.curves,l.push(k),l;var p=!e(f[0].getPoints()),p=a?!p:p;k=[];var q=[],n=[],r=0,z;q[r]=void 0;n[r]=[];for(var t=0,y=f.length;t<y;t++)h=f[t],z=h.getPoints(),
-g=e(z),(g=a?!g:g)?(!p&&q[r]&&r++,q[r]={s:new Ab,p:z},q[r].s.curves=h.curves,p&&r++,n[r]=[]):n[r].push({h:h,p:z[0]});if(!q[0])return c(f);if(1<q.length){t=!1;h=[];e=0;for(f=q.length;e<f;e++)k[e]=[];e=0;for(f=q.length;e<f;e++)for(g=n[e],p=0;p<g.length;p++){r=g[p];z=!0;for(y=0;y<q.length;y++)d(r.p,q[y].p)&&(e!==y&&h.push({froms:e,tos:y,hole:p}),z?(z=!1,k[y].push(r)):t=!0);z&&k[e].push(r)}0<h.length&&(t||(n=k))}t=0;for(e=q.length;t<e;t++)for(k=q[t].s,l.push(k),h=n[t],f=0,g=h.length;f<g;f++)k.holes.push(h[f].h);
-return l}});Object.assign(ee.prototype,{isFont:!0,generateShapes:function(a,b,c){void 0===b&&(b=100);void 0===c&&(c=4);var d=this.data;a=String(a).split("");var e=b/d.resolution,f=(d.boundingBox.yMax-d.boundingBox.yMin+d.underlineThickness)*e,g=0,h=0;b=[];for(var k=0;k<a.length;k++){var l=a[k];if("\n"===l)g=0,h-=f;else{var p;p=e;var q=g,n=h;if(l=d.glyphs[l]||d.glyphs["?"]){var r=new de,z=[],t,y,x,v,B,w,C,D;if(l.o)for(var E=l._cachedOutline||(l._cachedOutline=l.o.split(" ")),F=0,I=E.length;F<I;)switch(E[F++]){case "m":t=
-E[F++]*p+q;y=E[F++]*p+n;r.moveTo(t,y);break;case "l":t=E[F++]*p+q;y=E[F++]*p+n;r.lineTo(t,y);break;case "q":t=E[F++]*p+q;y=E[F++]*p+n;B=E[F++]*p+q;w=E[F++]*p+n;r.quadraticCurveTo(B,w,t,y);if(v=z[z.length-1]){x=v.x;v=v.y;for(var H=1;H<=c;H++){var J=H/c;xb(J,x,B,t);xb(J,v,w,y)}}break;case "b":if(t=E[F++]*p+q,y=E[F++]*p+n,B=E[F++]*p+q,w=E[F++]*p+n,C=E[F++]*p+q,D=E[F++]*p+n,r.bezierCurveTo(B,w,C,D,t,y),v=z[z.length-1])for(x=v.x,v=v.y,H=1;H<=c;H++)J=H/c,yb(J,x,B,C,t),yb(J,v,w,D,y)}p={offsetX:l.ha*p,path:r}}else p=
-void 0;g+=p.offsetX;b.push(p.path)}}c=[];d=0;for(a=b.length;d<a;d++)Array.prototype.push.apply(c,b[d].toShapes());return c}});Object.assign(Te.prototype,{load:function(a,b,c,d){var e=this;(new ua(this.manager)).load(a,function(a){var c;try{c=JSON.parse(a)}catch(d){console.warn("THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead."),c=JSON.parse(a.substring(65,a.length-2))}a=e.parse(c);b&&b(a)},c,d)},parse:function(a){return new ee(a)}});var Od,ie={getContext:function(){void 0===
-Od&&(Od=new (window.AudioContext||window.webkitAudioContext));return Od},setContext:function(a){Od=a}};Object.assign(fe.prototype,{load:function(a,b,c,d){var e=new ua(this.manager);e.setResponseType("arraybuffer");e.load(a,function(a){ie.getContext().decodeAudioData(a,function(a){b(a)})},c,d)}});Object.assign(Ue.prototype,{update:function(){var a,b,c,d,e,f,g,h,k=new J,l=new J;return function(p){if(a!==this||b!==p.focus||c!==p.fov||d!==p.aspect*this.aspect||e!==p.near||f!==p.far||g!==p.zoom||h!==this.eyeSep){a=
-this;b=p.focus;c=p.fov;d=p.aspect*this.aspect;e=p.near;f=p.far;g=p.zoom;var q=p.projectionMatrix.clone();h=this.eyeSep/2;var n=h*e/b,r=e*Math.tan(Y.DEG2RAD*c*.5)/g,z,t;l.elements[12]=-h;k.elements[12]=h;z=-r*d+n;t=r*d+n;q.elements[0]=2*e/(t-z);q.elements[8]=(t+z)/(t-z);this.cameraL.projectionMatrix.copy(q);z=-r*d-n;t=r*d-n;q.elements[0]=2*e/(t-z);q.elements[8]=(t+z)/(t-z);this.cameraR.projectionMatrix.copy(q)}this.cameraL.matrixWorld.copy(p.matrixWorld).multiply(l);this.cameraR.matrixWorld.copy(p.matrixWorld).multiply(k)}}()});
-Id.prototype=Object.create(B.prototype);Id.prototype.constructor=Id;ge.prototype=Object.assign(Object.create(xa.prototype),{constructor:ge,isArrayCamera:!0});he.prototype=Object.assign(Object.create(B.prototype),{constructor:he,getInput:function(){return this.gain},removeFilter:function(){null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null)},getFilter:function(){return this.filter},setFilter:function(a){null!==
-this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination);this.filter=a;this.gain.connect(this.filter);this.filter.connect(this.context.destination)},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(a){this.gain.gain.value=a},updateMatrixWorld:function(){var a=new p,b=new qa,c=new p,d=new p;return function(e){B.prototype.updateMatrixWorld.call(this,e);e=this.context.listener;var f=
-this.up;this.matrixWorld.decompose(a,b,c);d.set(0,0,-1).applyQuaternion(b);e.positionX?(e.positionX.setValueAtTime(a.x,this.context.currentTime),e.positionY.setValueAtTime(a.y,this.context.currentTime),e.positionZ.setValueAtTime(a.z,this.context.currentTime),e.forwardX.setValueAtTime(d.x,this.context.currentTime),e.forwardY.setValueAtTime(d.y,this.context.currentTime),e.forwardZ.setValueAtTime(d.z,this.context.currentTime),e.upX.setValueAtTime(f.x,this.context.currentTime),e.upY.setValueAtTime(f.y,
-this.context.currentTime),e.upZ.setValueAtTime(f.z,this.context.currentTime)):(e.setPosition(a.x,a.y,a.z),e.setOrientation(d.x,d.y,d.z,f.x,f.y,f.z))}}()});jc.prototype=Object.assign(Object.create(B.prototype),{constructor:jc,getOutput:function(){return this.gain},setNodeSource:function(a){this.hasPlaybackControl=!1;this.sourceType="audioNode";this.source=a;this.connect();return this},setBuffer:function(a){this.buffer=a;this.sourceType="buffer";this.autoplay&&this.play();return this},play:function(){if(!0===
-this.isPlaying)console.warn("THREE.Audio: Audio is already playing.");else if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else{var a=this.context.createBufferSource();a.buffer=this.buffer;a.loop=this.loop;a.onended=this.onEnded.bind(this);a.playbackRate.setValueAtTime(this.playbackRate,this.startTime);a.start(0,this.startTime);this.isPlaying=!0;this.source=a;return this.connect()}},pause:function(){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");
-else return this.source.stop(),this.startTime=this.context.currentTime,this.isPlaying=!1,this},stop:function(){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return this.source.stop(),this.startTime=0,this.isPlaying=!1,this},connect:function(){if(0<this.filters.length){this.source.connect(this.filters[0]);for(var a=1,b=this.filters.length;a<b;a++)this.filters[a-1].connect(this.filters[a]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());
-return this},disconnect:function(){if(0<this.filters.length){this.source.disconnect(this.filters[0]);for(var a=1,b=this.filters.length;a<b;a++)this.filters[a-1].disconnect(this.filters[a]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this},getFilters:function(){return this.filters},setFilters:function(a){a||(a=[]);!0===this.isPlaying?(this.disconnect(),this.filters=a,this.connect()):this.filters=a;return this},getFilter:function(){return this.getFilters()[0]},
-setFilter:function(a){return this.setFilters(a?[a]:[])},setPlaybackRate:function(a){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return this.playbackRate=a,!0===this.isPlaying&&this.source.playbackRate.setValueAtTime(this.playbackRate,this.context.currentTime),this},getPlaybackRate:function(){return this.playbackRate},onEnded:function(){this.isPlaying=!1},getLoop:function(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),
-!1):this.loop},setLoop:function(a){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return this.loop=a,!0===this.isPlaying&&(this.source.loop=this.loop),this},getVolume:function(){return this.gain.gain.value},setVolume:function(a){this.gain.gain.value=a;return this}});je.prototype=Object.assign(Object.create(jc.prototype),{constructor:je,getOutput:function(){return this.panner},getRefDistance:function(){return this.panner.refDistance},setRefDistance:function(a){this.panner.refDistance=
-a},getRolloffFactor:function(){return this.panner.rolloffFactor},setRolloffFactor:function(a){this.panner.rolloffFactor=a},getDistanceModel:function(){return this.panner.distanceModel},setDistanceModel:function(a){this.panner.distanceModel=a},getMaxDistance:function(){return this.panner.maxDistance},setMaxDistance:function(a){this.panner.maxDistance=a},updateMatrixWorld:function(){var a=new p;return function(b){B.prototype.updateMatrixWorld.call(this,b);a.setFromMatrixPosition(this.matrixWorld);this.panner.setPosition(a.x,
-a.y,a.z)}}()});Object.assign(ke.prototype,{getFrequencyData:function(){this.analyser.getByteFrequencyData(this.data);return this.data},getAverageFrequency:function(){for(var a=0,b=this.getFrequencyData(),c=0;c<b.length;c++)a+=b[c];return a/b.length}});Object.assign(le.prototype,{accumulate:function(a,b){var c=this.buffer,d=this.valueSize,e=a*d+d,f=this.cumulativeWeight;if(0===f){for(f=0;f!==d;++f)c[e+f]=c[f];f=b}else f+=b,this._mixBufferRegion(c,e,0,b/f,d);this.cumulativeWeight=f},apply:function(a){var b=
-this.valueSize,c=this.buffer;a=a*b+b;var d=this.cumulativeWeight,e=this.binding;this.cumulativeWeight=0;1>d&&this._mixBufferRegion(c,a,3*b,1-d,b);for(var d=b,f=b+b;d!==f;++d)if(c[d]!==c[d+b]){e.setValue(c,a);break}},saveOriginalState:function(){var a=this.buffer,b=this.valueSize,c=3*b;this.binding.getValue(a,c);for(var d=b;d!==c;++d)a[d]=a[c+d%b];this.cumulativeWeight=0},restoreOriginalState:function(){this.binding.setValue(this.buffer,3*this.valueSize)},_select:function(a,b,c,d,e){if(.5<=d)for(d=
-0;d!==e;++d)a[b+d]=a[c+d]},_slerp:function(a,b,c,d){qa.slerpFlat(a,b,a,b,a,c,d)},_lerp:function(a,b,c,d,e){for(var f=1-d,g=0;g!==e;++g){var h=b+g;a[h]=a[h]*f+a[c+g]*d}}});Object.assign(Ve.prototype,{getValue:function(a,b){this.bind();var c=this._bindings[this._targetGroup.nCachedObjects_];void 0!==c&&c.getValue(a,b)},setValue:function(a,b){for(var c=this._bindings,d=this._targetGroup.nCachedObjects_,e=c.length;d!==e;++d)c[d].setValue(a,b)},bind:function(){for(var a=this._bindings,b=this._targetGroup.nCachedObjects_,
-c=a.length;b!==c;++b)a[b].bind()},unbind:function(){for(var a=this._bindings,b=this._targetGroup.nCachedObjects_,c=a.length;b!==c;++b)a[b].unbind()}});Object.assign(oa,{Composite:Ve,create:function(a,b,c){return a&&a.isAnimationObjectGroup?new oa.Composite(a,b,c):new oa(a,b,c)},parseTrackName:function(){var a=new RegExp("^"+/((?:[\w-]+[\/:])*)/.source+/([\w-\.]+)?/.source+/(?:\.([\w-]+)(?:\[(.+)\])?)?/.source+/\.([\w-]+)(?:\[(.+)\])?/.source+"$"),b=["material","materials","bones"];return function(c){var d=
-a.exec(c);if(!d)throw Error("PropertyBinding: Cannot parse trackName: "+c);var d={nodeName:d[2],objectName:d[3],objectIndex:d[4],propertyName:d[5],propertyIndex:d[6]},e=d.nodeName&&d.nodeName.lastIndexOf(".");if(void 0!==e&&-1!==e){var f=d.nodeName.substring(e+1);-1!==b.indexOf(f)&&(d.nodeName=d.nodeName.substring(0,e),d.objectName=f)}if(null===d.propertyName||0===d.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+c);return d}}(),findNode:function(a,b){if(!b||
-""===b||"root"===b||"."===b||-1===b||b===a.name||b===a.uuid)return a;if(a.skeleton){var c=function(a){for(var c=0;c<a.bones.length;c++){var d=a.bones[c];if(d.name===b)return d}return null}(a.skeleton);if(c)return c}if(a.children){var d=function(a){for(var c=0;c<a.length;c++){var g=a[c];if(g.name===b||g.uuid===b||(g=d(g.children)))return g}return null};if(c=d(a.children))return c}return null}});Object.assign(oa.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},BindingType:{Direct:0,
-EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(a,b){a[b]=this.node[this.propertyName]},function(a,b){for(var c=this.resolvedProperty,d=0,e=c.length;d!==e;++d)a[b++]=c[d]},function(a,b){a[b]=this.resolvedProperty[this.propertyIndex]},function(a,b){this.resolvedProperty.toArray(a,b)}],SetterByBindingTypeAndVersioning:[[function(a,b){this.node[this.propertyName]=a[b]},function(a,b){this.node[this.propertyName]=a[b];
-this.targetObject.needsUpdate=!0},function(a,b){this.node[this.propertyName]=a[b];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(a,b){for(var c=this.resolvedProperty,d=0,e=c.length;d!==e;++d)c[d]=a[b++]},function(a,b){for(var c=this.resolvedProperty,d=0,e=c.length;d!==e;++d)c[d]=a[b++];this.targetObject.needsUpdate=!0},function(a,b){for(var c=this.resolvedProperty,d=0,e=c.length;d!==e;++d)c[d]=a[b++];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(a,b){this.resolvedProperty[this.propertyIndex]=
-a[b]},function(a,b){this.resolvedProperty[this.propertyIndex]=a[b];this.targetObject.needsUpdate=!0},function(a,b){this.resolvedProperty[this.propertyIndex]=a[b];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(a,b){this.resolvedProperty.fromArray(a,b)},function(a,b){this.resolvedProperty.fromArray(a,b);this.targetObject.needsUpdate=!0},function(a,b){this.resolvedProperty.fromArray(a,b);this.targetObject.matrixWorldNeedsUpdate=!0}]],getValue:function(a,b){this.bind();this.getValue(a,b)},setValue:function(a,
-b){this.bind();this.setValue(a,b)},bind:function(){var a=this.node,b=this.parsedPath,c=b.objectName,d=b.propertyName,e=b.propertyIndex;a||(this.node=a=oa.findNode(this.rootNode,b.nodeName)||this.rootNode);this.getValue=this._getValue_unavailable;this.setValue=this._setValue_unavailable;if(a){if(c){var f=b.objectIndex;switch(c){case "materials":if(!a.material){console.error("  can not bind to material as node does not have a material",this);return}if(!a.material.materials){console.error("  can not bind to material.materials as node.material does not have a materials array",
-this);return}a=a.material.materials;break;case "bones":if(!a.skeleton){console.error("  can not bind to bones as node does not have a skeleton",this);return}a=a.skeleton.bones;for(c=0;c<a.length;c++)if(a[c].name===f){f=c;break}break;default:if(void 0===a[c]){console.error("  can not bind to objectName of node, undefined",this);return}a=a[c]}if(void 0!==f){if(void 0===a[f]){console.error("  trying to bind to objectIndex of objectName, but is undefined:",this,a);return}a=a[f]}}f=a[d];if(void 0===f)console.error("  trying to update property for track: "+
-b.nodeName+"."+d+" but it wasn't found.",a);else{b=this.Versioning.None;void 0!==a.needsUpdate?(b=this.Versioning.NeedsUpdate,this.targetObject=a):void 0!==a.matrixWorldNeedsUpdate&&(b=this.Versioning.MatrixWorldNeedsUpdate,this.targetObject=a);c=this.BindingType.Direct;if(void 0!==e){if("morphTargetInfluences"===d){if(!a.geometry){console.error("  can not bind to morphTargetInfluences becasuse node does not have a geometry",this);return}if(!a.geometry.morphTargets){console.error("  can not bind to morphTargetInfluences becasuse node does not have a geometry.morphTargets",
-this);return}for(c=0;c<this.node.geometry.morphTargets.length;c++)if(a.geometry.morphTargets[c].name===e){e=c;break}}c=this.BindingType.ArrayElement;this.resolvedProperty=f;this.propertyIndex=e}else void 0!==f.fromArray&&void 0!==f.toArray?(c=this.BindingType.HasFromToArray,this.resolvedProperty=f):Array.isArray(f)?(c=this.BindingType.EntireArray,this.resolvedProperty=f):this.propertyName=d;this.getValue=this.GetterByBindingType[c];this.setValue=this.SetterByBindingTypeAndVersioning[c][b]}}else console.error("  trying to update node for track: "+
-this.path+" but it wasn't found.")},unbind:function(){this.node=null;this.getValue=this._getValue_unbound;this.setValue=this._setValue_unbound}});Object.assign(oa.prototype,{_getValue_unbound:oa.prototype.getValue,_setValue_unbound:oa.prototype.setValue});Object.assign(We.prototype,{isAnimationObjectGroup:!0,add:function(a){for(var b=this._objects,c=b.length,d=this.nCachedObjects_,e=this._indicesByUUID,f=this._paths,g=this._parsedPaths,h=this._bindings,k=h.length,l=0,p=arguments.length;l!==p;++l){var q=
-arguments[l],n=q.uuid,r=e[n];if(void 0===r){r=c++;e[n]=r;b.push(q);for(var n=0,z=k;n!==z;++n)h[n].push(new oa(q,f[n],g[n]))}else if(r<d){var t=--d,z=b[t];e[z.uuid]=r;b[r]=z;e[n]=t;b[t]=q;n=0;for(z=k;n!==z;++n){var y=h[n],x=y[r];y[r]=y[t];void 0===x&&(x=new oa(q,f[n],g[n]));y[t]=x}}else void 0!==b[r]&&console.error("Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes...")}this.nCachedObjects_=d},remove:function(a){for(var b=this._objects,
-c=this.nCachedObjects_,d=this._indicesByUUID,e=this._bindings,f=e.length,g=0,h=arguments.length;g!==h;++g){var k=arguments[g],l=k.uuid,p=d[l];if(void 0!==p&&p>=c){var q=c++,n=b[q];d[n.uuid]=p;b[p]=n;d[l]=q;b[q]=k;k=0;for(l=f;k!==l;++k){var n=e[k],r=n[p];n[p]=n[q];n[q]=r}}}this.nCachedObjects_=c},uncache:function(a){for(var b=this._objects,c=b.length,d=this.nCachedObjects_,e=this._indicesByUUID,f=this._bindings,g=f.length,h=0,k=arguments.length;h!==k;++h){var l=arguments[h].uuid,p=e[l];if(void 0!==
-p)if(delete e[l],p<d){var l=--d,q=b[l],n=--c,r=b[n];e[q.uuid]=p;b[p]=q;e[r.uuid]=l;b[l]=r;b.pop();q=0;for(r=g;q!==r;++q){var z=f[q],t=z[n];z[p]=z[l];z[l]=t;z.pop()}}else for(n=--c,r=b[n],e[r.uuid]=p,b[p]=r,b.pop(),q=0,r=g;q!==r;++q)z=f[q],z[p]=z[n],z.pop()}this.nCachedObjects_=d},subscribe_:function(a,b){var c=this._bindingsIndicesByPath,d=c[a],e=this._bindings;if(void 0!==d)return e[d];var f=this._paths,g=this._parsedPaths,h=this._objects,k=this.nCachedObjects_,l=Array(h.length),d=e.length;c[a]=
-d;f.push(a);g.push(b);e.push(l);c=k;for(d=h.length;c!==d;++c)l[c]=new oa(h[c],a,b);return l},unsubscribe_:function(a){var b=this._bindingsIndicesByPath,c=b[a];if(void 0!==c){var d=this._paths,e=this._parsedPaths,f=this._bindings,g=f.length-1,h=f[g];b[a[g]]=c;f[c]=h;f.pop();e[c]=e[g];e.pop();d[c]=d[g];d.pop()}}});Object.assign(Xe.prototype,{play:function(){this._mixer._activateAction(this);return this},stop:function(){this._mixer._deactivateAction(this);return this.reset()},reset:function(){this.paused=
+this.groupsNeedUpdate=a.groupsNeedUpdate;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});Object.defineProperty(Z.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.assign(Z.prototype,{isBufferAttribute:!0,setArray:function(a){if(Array.isArray(a))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.count=void 0!==a?a.length/this.itemSize:0;this.array=a},setDynamic:function(a){this.dynamic=a;return this},copy:function(a){this.array=
+new a.array.constructor(a.array);this.itemSize=a.itemSize;this.count=a.count;this.normalized=a.normalized;this.dynamic=a.dynamic;return this},copyAt:function(a,b,c){a*=this.itemSize;c*=b.itemSize;for(var d=0,e=this.itemSize;d<e;d++)this.array[a+d]=b.array[c+d];return this},copyArray:function(a){this.array.set(a);return this},copyColorsArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",
+d),f=new G);b[c++]=f.r;b[c++]=f.g;b[c++]=f.b}return this},copyIndicesArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];b[c++]=f.a;b[c++]=f.b;b[c++]=f.c}return this},copyVector2sArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",d),f=new C);b[c++]=f.x;b[c++]=f.y}return this},copyVector3sArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=
+a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",d),f=new n);b[c++]=f.x;b[c++]=f.y;b[c++]=f.z}return this},copyVector4sArray:function(a){for(var b=this.array,c=0,d=0,e=a.length;d<e;d++){var f=a[d];void 0===f&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",d),f=new fa);b[c++]=f.x;b[c++]=f.y;b[c++]=f.z;b[c++]=f.w}return this},set:function(a,b){void 0===b&&(b=0);this.array.set(a,b);return this},getX:function(a){return this.array[a*
+this.itemSize]},setX:function(a,b){this.array[a*this.itemSize]=b;return this},getY:function(a){return this.array[a*this.itemSize+1]},setY:function(a,b){this.array[a*this.itemSize+1]=b;return this},getZ:function(a){return this.array[a*this.itemSize+2]},setZ:function(a,b){this.array[a*this.itemSize+2]=b;return this},getW:function(a){return this.array[a*this.itemSize+3]},setW:function(a,b){this.array[a*this.itemSize+3]=b;return this},setXY:function(a,b,c){a*=this.itemSize;this.array[a+0]=b;this.array[a+
+1]=c;return this},setXYZ:function(a,b,c,d){a*=this.itemSize;this.array[a+0]=b;this.array[a+1]=c;this.array[a+2]=d;return this},setXYZW:function(a,b,c,d,e){a*=this.itemSize;this.array[a+0]=b;this.array[a+1]=c;this.array[a+2]=d;this.array[a+3]=e;return this},onUpload:function(a){this.onUploadCallback=a;return this},clone:function(){return(new this.constructor(this.array,this.itemSize)).copy(this)}});pc.prototype=Object.create(Z.prototype);pc.prototype.constructor=pc;qc.prototype=Object.create(Z.prototype);
+qc.prototype.constructor=qc;rc.prototype=Object.create(Z.prototype);rc.prototype.constructor=rc;sc.prototype=Object.create(Z.prototype);sc.prototype.constructor=sc;gb.prototype=Object.create(Z.prototype);gb.prototype.constructor=gb;tc.prototype=Object.create(Z.prototype);tc.prototype.constructor=tc;hb.prototype=Object.create(Z.prototype);hb.prototype.constructor=hb;B.prototype=Object.create(Z.prototype);B.prototype.constructor=B;uc.prototype=Object.create(Z.prototype);uc.prototype.constructor=uc;
+Object.assign(Je.prototype,{computeGroups:function(a){var b,c=[],d=void 0;a=a.faces;for(var e=0;e<a.length;e++){var f=a[e];f.materialIndex!==d&&(d=f.materialIndex,void 0!==b&&(b.count=3*e-b.start,c.push(b)),b={start:3*e,materialIndex:d})}void 0!==b&&(b.count=3*e-b.start,c.push(b));this.groups=c},fromGeometry:function(a){var b=a.faces,c=a.vertices,d=a.faceVertexUvs,e=d[0]&&0<d[0].length,f=d[1]&&0<d[1].length,g=a.morphTargets,h=g.length,k;if(0<h){k=[];for(var m=0;m<h;m++)k[m]=[];this.morphTargets.position=
+k}var q=a.morphNormals,l=q.length,p;if(0<l){p=[];for(m=0;m<l;m++)p[m]=[];this.morphTargets.normal=p}for(var r=a.skinIndices,n=a.skinWeights,t=r.length===c.length,y=n.length===c.length,m=0;m<b.length;m++){var x=b[m];this.vertices.push(c[x.a],c[x.b],c[x.c]);var u=x.vertexNormals;3===u.length?this.normals.push(u[0],u[1],u[2]):(u=x.normal,this.normals.push(u,u,u));u=x.vertexColors;3===u.length?this.colors.push(u[0],u[1],u[2]):(u=x.color,this.colors.push(u,u,u));!0===e&&(u=d[0][m],void 0!==u?this.uvs.push(u[0],
+u[1],u[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",m),this.uvs.push(new C,new C,new C)));!0===f&&(u=d[1][m],void 0!==u?this.uvs2.push(u[0],u[1],u[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",m),this.uvs2.push(new C,new C,new C)));for(u=0;u<h;u++){var H=g[u].vertices;k[u].push(H[x.a],H[x.b],H[x.c])}for(u=0;u<l;u++)H=q[u].vertexNormals[m],p[u].push(H.a,H.b,H.c);t&&this.skinIndices.push(r[x.a],r[x.b],r[x.c]);y&&this.skinWeights.push(n[x.a],
+n[x.b],n[x.c])}this.computeGroups(a);this.verticesNeedUpdate=a.verticesNeedUpdate;this.normalsNeedUpdate=a.normalsNeedUpdate;this.colorsNeedUpdate=a.colorsNeedUpdate;this.uvsNeedUpdate=a.uvsNeedUpdate;this.groupsNeedUpdate=a.groupsNeedUpdate;return this}});E.MaxIndex=65535;Object.assign(E.prototype,xa.prototype,{isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(a){Array.isArray(a)?this.index=new (65535<Sd(a)?hb:gb)(a,1):this.index=a},addAttribute:function(a,b,c){if(b&&b.isBufferAttribute||
+b&&b.isInterleavedBufferAttribute)if("index"===a)console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(b);else return this.attributes[a]=b,this;else console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.addAttribute(a,new Z(b,c))},getAttribute:function(a){return this.attributes[a]},removeAttribute:function(a){delete this.attributes[a];return this},addGroup:function(a,b,c){this.groups.push({start:a,count:b,materialIndex:void 0!==
+c?c:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(a,b){this.drawRange.start=a;this.drawRange.count=b},applyMatrix:function(a){var b=this.attributes.position;void 0!==b&&(a.applyToBufferAttribute(b),b.needsUpdate=!0);b=this.attributes.normal;void 0!==b&&((new Ba).getNormalMatrix(a).applyToBufferAttribute(b),b.needsUpdate=!0);null!==this.boundingBox&&this.computeBoundingBox();null!==this.boundingSphere&&this.computeBoundingSphere();return this},rotateX:function(){var a=new K;return function(b){a.makeRotationX(b);
+this.applyMatrix(a);return this}}(),rotateY:function(){var a=new K;return function(b){a.makeRotationY(b);this.applyMatrix(a);return this}}(),rotateZ:function(){var a=new K;return function(b){a.makeRotationZ(b);this.applyMatrix(a);return this}}(),translate:function(){var a=new K;return function(b,c,d){a.makeTranslation(b,c,d);this.applyMatrix(a);return this}}(),scale:function(){var a=new K;return function(b,c,d){a.makeScale(b,c,d);this.applyMatrix(a);return this}}(),lookAt:function(){var a=new z;return function(b){a.lookAt(b);
+a.updateMatrix();this.applyMatrix(a.matrix)}}(),center:function(){this.computeBoundingBox();var a=this.boundingBox.getCenter().negate();this.translate(a.x,a.y,a.z);return a},setFromObject:function(a){var b=a.geometry;if(a.isPoints||a.isLine){a=new B(3*b.vertices.length,3);var c=new B(3*b.colors.length,3);this.addAttribute("position",a.copyVector3sArray(b.vertices));this.addAttribute("color",c.copyColorsArray(b.colors));b.lineDistances&&b.lineDistances.length===b.vertices.length&&(a=new B(b.lineDistances.length,
+1),this.addAttribute("lineDistance",a.copyArray(b.lineDistances)));null!==b.boundingSphere&&(this.boundingSphere=b.boundingSphere.clone());null!==b.boundingBox&&(this.boundingBox=b.boundingBox.clone())}else a.isMesh&&b&&b.isGeometry&&this.fromGeometry(b);return this},updateFromObject:function(a){var b=a.geometry;if(a.isMesh){var c=b.__directGeometry;!0===b.elementsNeedUpdate&&(c=void 0,b.elementsNeedUpdate=!1);if(void 0===c)return this.fromGeometry(b);c.verticesNeedUpdate=b.verticesNeedUpdate;c.normalsNeedUpdate=
+b.normalsNeedUpdate;c.colorsNeedUpdate=b.colorsNeedUpdate;c.uvsNeedUpdate=b.uvsNeedUpdate;c.groupsNeedUpdate=b.groupsNeedUpdate;b.verticesNeedUpdate=!1;b.normalsNeedUpdate=!1;b.colorsNeedUpdate=!1;b.uvsNeedUpdate=!1;b.groupsNeedUpdate=!1;b=c}!0===b.verticesNeedUpdate&&(c=this.attributes.position,void 0!==c&&(c.copyVector3sArray(b.vertices),c.needsUpdate=!0),b.verticesNeedUpdate=!1);!0===b.normalsNeedUpdate&&(c=this.attributes.normal,void 0!==c&&(c.copyVector3sArray(b.normals),c.needsUpdate=!0),b.normalsNeedUpdate=
+!1);!0===b.colorsNeedUpdate&&(c=this.attributes.color,void 0!==c&&(c.copyColorsArray(b.colors),c.needsUpdate=!0),b.colorsNeedUpdate=!1);b.uvsNeedUpdate&&(c=this.attributes.uv,void 0!==c&&(c.copyVector2sArray(b.uvs),c.needsUpdate=!0),b.uvsNeedUpdate=!1);b.lineDistancesNeedUpdate&&(c=this.attributes.lineDistance,void 0!==c&&(c.copyArray(b.lineDistances),c.needsUpdate=!0),b.lineDistancesNeedUpdate=!1);b.groupsNeedUpdate&&(b.computeGroups(a.geometry),this.groups=b.groups,b.groupsNeedUpdate=!1);return this},
+fromGeometry:function(a){a.__directGeometry=(new Je).fromGeometry(a);return this.fromDirectGeometry(a.__directGeometry)},fromDirectGeometry:function(a){var b=new Float32Array(3*a.vertices.length);this.addAttribute("position",(new Z(b,3)).copyVector3sArray(a.vertices));0<a.normals.length&&(b=new Float32Array(3*a.normals.length),this.addAttribute("normal",(new Z(b,3)).copyVector3sArray(a.normals)));0<a.colors.length&&(b=new Float32Array(3*a.colors.length),this.addAttribute("color",(new Z(b,3)).copyColorsArray(a.colors)));
+0<a.uvs.length&&(b=new Float32Array(2*a.uvs.length),this.addAttribute("uv",(new Z(b,2)).copyVector2sArray(a.uvs)));0<a.uvs2.length&&(b=new Float32Array(2*a.uvs2.length),this.addAttribute("uv2",(new Z(b,2)).copyVector2sArray(a.uvs2)));0<a.indices.length&&(b=new (65535<Sd(a.indices)?Uint32Array:Uint16Array)(3*a.indices.length),this.setIndex((new Z(b,1)).copyIndicesArray(a.indices)));this.groups=a.groups;for(var c in a.morphTargets){for(var b=[],d=a.morphTargets[c],e=0,f=d.length;e<f;e++){var g=d[e],
+h=new B(3*g.length,3);b.push(h.copyVector3sArray(g))}this.morphAttributes[c]=b}0<a.skinIndices.length&&(c=new B(4*a.skinIndices.length,4),this.addAttribute("skinIndex",c.copyVector4sArray(a.skinIndices)));0<a.skinWeights.length&&(c=new B(4*a.skinWeights.length,4),this.addAttribute("skinWeight",c.copyVector4sArray(a.skinWeights)));null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());return this},computeBoundingBox:function(){null===
+this.boundingBox&&(this.boundingBox=new Ra);var a=this.attributes.position;void 0!==a?this.boundingBox.setFromBufferAttribute(a):this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)},computeBoundingSphere:function(){var a=new Ra,b=new n;return function(){null===this.boundingSphere&&
+(this.boundingSphere=new Ea);var c=this.attributes.position;if(c){var d=this.boundingSphere.center;a.setFromBufferAttribute(c);a.getCenter(d);for(var e=0,f=0,g=c.count;f<g;f++)b.x=c.getX(f),b.y=c.getY(f),b.z=c.getZ(f),e=Math.max(e,d.distanceToSquared(b));this.boundingSphere.radius=Math.sqrt(e);isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}}(),computeFaceNormals:function(){},
+computeVertexNormals:function(){var a=this.index,b=this.attributes,c=this.groups;if(b.position){var d=b.position.array;if(void 0===b.normal)this.addAttribute("normal",new Z(new Float32Array(d.length),3));else for(var e=b.normal.array,f=0,g=e.length;f<g;f++)e[f]=0;var e=b.normal.array,h,k,m,q=new n,l=new n,p=new n,r=new n,ca=new n;if(a){a=a.array;0===c.length&&this.addGroup(0,a.length);for(var t=0,y=c.length;t<y;++t)for(f=c[t],g=f.start,h=f.count,f=g,g+=h;f<g;f+=3)h=3*a[f+0],k=3*a[f+1],m=3*a[f+2],
+q.fromArray(d,h),l.fromArray(d,k),p.fromArray(d,m),r.subVectors(p,l),ca.subVectors(q,l),r.cross(ca),e[h]+=r.x,e[h+1]+=r.y,e[h+2]+=r.z,e[k]+=r.x,e[k+1]+=r.y,e[k+2]+=r.z,e[m]+=r.x,e[m+1]+=r.y,e[m+2]+=r.z}else for(f=0,g=d.length;f<g;f+=9)q.fromArray(d,f),l.fromArray(d,f+3),p.fromArray(d,f+6),r.subVectors(p,l),ca.subVectors(q,l),r.cross(ca),e[f]=r.x,e[f+1]=r.y,e[f+2]=r.z,e[f+3]=r.x,e[f+4]=r.y,e[f+5]=r.z,e[f+6]=r.x,e[f+7]=r.y,e[f+8]=r.z;this.normalizeNormals();b.normal.needsUpdate=!0}},merge:function(a,
+b){if(a&&a.isBufferGeometry){void 0===b&&(b=0);var c=this.attributes,d;for(d in c)if(void 0!==a.attributes[d])for(var e=c[d].array,f=a.attributes[d],g=f.array,h=0,f=f.itemSize*b;h<g.length;h++,f++)e[f]=g[h];return this}console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",a)},normalizeNormals:function(){for(var a=this.attributes.normal,b,c,d,e,f=0,g=a.count;f<g;f++)b=a.getX(f),c=a.getY(f),d=a.getZ(f),e=1/Math.sqrt(b*b+c*c+d*d),a.setXYZ(f,b*e,c*e,d*e)},toNonIndexed:function(){if(null===
+this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var a=new E,b=this.index.array,c=this.attributes,d;for(d in c){for(var e=c[d],f=e.array,e=e.itemSize,g=new f.constructor(b.length*e),h,k=0,m=0,q=b.length;m<q;m++){h=b[m]*e;for(var l=0;l<e;l++)g[k++]=f[h++]}a.addAttribute(d,new Z(g,e))}return a},toJSON:function(){var a={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};a.uuid=this.uuid;a.type=this.type;""!==this.name&&
+(a.name=this.name);if(void 0!==this.parameters){var b=this.parameters,c;for(c in b)void 0!==b[c]&&(a[c]=b[c]);return a}a.data={attributes:{}};var d=this.index;null!==d&&(b=Array.prototype.slice.call(d.array),a.data.index={type:d.array.constructor.name,array:b});d=this.attributes;for(c in d){var e=d[c],b=Array.prototype.slice.call(e.array);a.data.attributes[c]={itemSize:e.itemSize,type:e.array.constructor.name,array:b,normalized:e.normalized}}c=this.groups;0<c.length&&(a.data.groups=JSON.parse(JSON.stringify(c)));
+c=this.boundingSphere;null!==c&&(a.data.boundingSphere={center:c.center.toArray(),radius:c.radius});return a},clone:function(){return(new E).copy(this)},copy:function(a){var b,c,d;this.index=null;this.attributes={};this.morphAttributes={};this.groups=[];this.boundingSphere=this.boundingBox=null;this.name=a.name;c=a.index;null!==c&&this.setIndex(c.clone());c=a.attributes;for(b in c)this.addAttribute(b,c[b].clone());var e=a.morphAttributes;for(b in e){var f=[],g=e[b];c=0;for(d=g.length;c<d;c++)f.push(g[c].clone());
+this.morphAttributes[b]=f}b=a.groups;c=0;for(d=b.length;c<d;c++)e=b[c],this.addGroup(e.start,e.count,e.materialIndex);b=a.boundingBox;null!==b&&(this.boundingBox=b.clone());b=a.boundingSphere;null!==b&&(this.boundingSphere=b.clone());this.drawRange.start=a.drawRange.start;this.drawRange.count=a.drawRange.count;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});Gb.prototype=Object.create(J.prototype);Gb.prototype.constructor=Gb;ib.prototype=Object.create(E.prototype);ib.prototype.constructor=
+ib;vc.prototype=Object.create(J.prototype);vc.prototype.constructor=vc;jb.prototype=Object.create(E.prototype);jb.prototype.constructor=jb;ya.prototype=Object.create(U.prototype);ya.prototype.constructor=ya;ya.prototype.isMeshBasicMaterial=!0;ya.prototype.copy=function(a){U.prototype.copy.call(this,a);this.color.copy(a.color);this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.specularMap=a.specularMap;this.alphaMap=
+a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;return this};Object.assign(kb.prototype,{set:function(a,b){this.origin.copy(a);this.direction.copy(b);return this},clone:function(){return(new this.constructor).copy(this)},
+copy:function(a){this.origin.copy(a.origin);this.direction.copy(a.direction);return this},at:function(a,b){return(b||new n).copy(this.direction).multiplyScalar(a).add(this.origin)},lookAt:function(a){this.direction.copy(a).sub(this.origin).normalize();return this},recast:function(){var a=new n;return function(b){this.origin.copy(this.at(b,a));return this}}(),closestPointToPoint:function(a,b){var c=b||new n;c.subVectors(a,this.origin);var d=c.dot(this.direction);return 0>d?c.copy(this.origin):c.copy(this.direction).multiplyScalar(d).add(this.origin)},
+distanceToPoint:function(a){return Math.sqrt(this.distanceSqToPoint(a))},distanceSqToPoint:function(){var a=new n;return function(b){var c=a.subVectors(b,this.origin).dot(this.direction);if(0>c)return this.origin.distanceToSquared(b);a.copy(this.direction).multiplyScalar(c).add(this.origin);return a.distanceToSquared(b)}}(),distanceSqToSegment:function(){var a=new n,b=new n,c=new n;return function(d,e,f,g){a.copy(d).add(e).multiplyScalar(.5);b.copy(e).sub(d).normalize();c.copy(this.origin).sub(a);
+var h=.5*d.distanceTo(e),k=-this.direction.dot(b),m=c.dot(this.direction),q=-c.dot(b),l=c.lengthSq(),p=Math.abs(1-k*k),r;0<p?(d=k*q-m,e=k*m-q,r=h*p,0<=d?e>=-r?e<=r?(h=1/p,d*=h,e*=h,k=d*(d+k*e+2*m)+e*(k*d+e+2*q)+l):(e=h,d=Math.max(0,-(k*e+m)),k=-d*d+e*(e+2*q)+l):(e=-h,d=Math.max(0,-(k*e+m)),k=-d*d+e*(e+2*q)+l):e<=-r?(d=Math.max(0,-(-k*h+m)),e=0<d?-h:Math.min(Math.max(-h,-q),h),k=-d*d+e*(e+2*q)+l):e<=r?(d=0,e=Math.min(Math.max(-h,-q),h),k=e*(e+2*q)+l):(d=Math.max(0,-(k*h+m)),e=0<d?h:Math.min(Math.max(-h,
+-q),h),k=-d*d+e*(e+2*q)+l)):(e=0<k?-h:h,d=Math.max(0,-(k*e+m)),k=-d*d+e*(e+2*q)+l);f&&f.copy(this.direction).multiplyScalar(d).add(this.origin);g&&g.copy(b).multiplyScalar(e).add(a);return k}}(),intersectSphere:function(){var a=new n;return function(b,c){a.subVectors(b.center,this.origin);var d=a.dot(this.direction),e=a.dot(a)-d*d,f=b.radius*b.radius;if(e>f)return null;f=Math.sqrt(f-e);e=d-f;d+=f;return 0>e&&0>d?null:0>e?this.at(d,c):this.at(e,c)}}(),intersectsSphere:function(a){return this.distanceToPoint(a.center)<=
+a.radius},distanceToPlane:function(a){var b=a.normal.dot(this.direction);if(0===b)return 0===a.distanceToPoint(this.origin)?0:null;a=-(this.origin.dot(a.normal)+a.constant)/b;return 0<=a?a:null},intersectPlane:function(a,b){var c=this.distanceToPlane(a);return null===c?null:this.at(c,b)},intersectsPlane:function(a){var b=a.distanceToPoint(this.origin);return 0===b||0>a.normal.dot(this.direction)*b?!0:!1},intersectBox:function(a,b){var c,d,e,f,g;d=1/this.direction.x;f=1/this.direction.y;g=1/this.direction.z;
+var h=this.origin;0<=d?(c=(a.min.x-h.x)*d,d*=a.max.x-h.x):(c=(a.max.x-h.x)*d,d*=a.min.x-h.x);0<=f?(e=(a.min.y-h.y)*f,f*=a.max.y-h.y):(e=(a.max.y-h.y)*f,f*=a.min.y-h.y);if(c>f||e>d)return null;if(e>c||c!==c)c=e;if(f<d||d!==d)d=f;0<=g?(e=(a.min.z-h.z)*g,g*=a.max.z-h.z):(e=(a.max.z-h.z)*g,g*=a.min.z-h.z);if(c>g||e>d)return null;if(e>c||c!==c)c=e;if(g<d||d!==d)d=g;return 0>d?null:this.at(0<=c?c:d,b)},intersectsBox:function(){var a=new n;return function(b){return null!==this.intersectBox(b,a)}}(),intersectTriangle:function(){var a=
+new n,b=new n,c=new n,d=new n;return function(e,f,g,h,k){b.subVectors(f,e);c.subVectors(g,e);d.crossVectors(b,c);f=this.direction.dot(d);if(0<f){if(h)return null;h=1}else if(0>f)h=-1,f=-f;else return null;a.subVectors(this.origin,e);e=h*this.direction.dot(c.crossVectors(a,c));if(0>e)return null;g=h*this.direction.dot(b.cross(a));if(0>g||e+g>f)return null;e=-h*a.dot(d);return 0>e?null:this.at(e/f,k)}}(),applyMatrix4:function(a){this.origin.applyMatrix4(a);this.direction.transformDirection(a);return this},
+equals:function(a){return a.origin.equals(this.origin)&&a.direction.equals(this.direction)}});Object.assign(Hb.prototype,{set:function(a,b){this.start.copy(a);this.end.copy(b);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.start.copy(a.start);this.end.copy(a.end);return this},getCenter:function(a){return(a||new n).addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(a){return(a||new n).subVectors(this.end,this.start)},distanceSq:function(){return this.start.distanceToSquared(this.end)},
+distance:function(){return this.start.distanceTo(this.end)},at:function(a,b){var c=b||new n;return this.delta(c).multiplyScalar(a).add(this.start)},closestPointToPointParameter:function(){var a=new n,b=new n;return function(c,d){a.subVectors(c,this.start);b.subVectors(this.end,this.start);var e=b.dot(b),e=b.dot(a)/e;d&&(e=Y.clamp(e,0,1));return e}}(),closestPointToPoint:function(a,b,c){a=this.closestPointToPointParameter(a,b);c=c||new n;return this.delta(c).multiplyScalar(a).add(this.start)},applyMatrix4:function(a){this.start.applyMatrix4(a);
+this.end.applyMatrix4(a);return this},equals:function(a){return a.start.equals(this.start)&&a.end.equals(this.end)}});Object.assign(Ta,{normal:function(){var a=new n;return function(b,c,d,e){e=e||new n;e.subVectors(d,c);a.subVectors(b,c);e.cross(a);b=e.lengthSq();return 0<b?e.multiplyScalar(1/Math.sqrt(b)):e.set(0,0,0)}}(),barycoordFromPoint:function(){var a=new n,b=new n,c=new n;return function(d,e,f,g,h){a.subVectors(g,e);b.subVectors(f,e);c.subVectors(d,e);d=a.dot(a);e=a.dot(b);f=a.dot(c);var k=
+b.dot(b);g=b.dot(c);var m=d*k-e*e;h=h||new n;if(0===m)return h.set(-2,-1,-1);m=1/m;k=(k*f-e*g)*m;d=(d*g-e*f)*m;return h.set(1-k-d,d,k)}}(),containsPoint:function(){var a=new n;return function(b,c,d,e){b=Ta.barycoordFromPoint(b,c,d,e,a);return 0<=b.x&&0<=b.y&&1>=b.x+b.y}}()});Object.assign(Ta.prototype,{set:function(a,b,c){this.a.copy(a);this.b.copy(b);this.c.copy(c);return this},setFromPointsAndIndices:function(a,b,c,d){this.a.copy(a[b]);this.b.copy(a[c]);this.c.copy(a[d]);return this},clone:function(){return(new this.constructor).copy(this)},
+copy:function(a){this.a.copy(a.a);this.b.copy(a.b);this.c.copy(a.c);return this},area:function(){var a=new n,b=new n;return function(){a.subVectors(this.c,this.b);b.subVectors(this.a,this.b);return.5*a.cross(b).length()}}(),midpoint:function(a){return(a||new n).addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},normal:function(a){return Ta.normal(this.a,this.b,this.c,a)},plane:function(a){return(a||new Aa).setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(a,b){return Ta.barycoordFromPoint(a,
+this.a,this.b,this.c,b)},containsPoint:function(a){return Ta.containsPoint(a,this.a,this.b,this.c)},closestPointToPoint:function(){var a=new Aa,b=[new Hb,new Hb,new Hb],c=new n,d=new n;return function(e,f){var g=f||new n,h=Infinity;a.setFromCoplanarPoints(this.a,this.b,this.c);a.projectPoint(e,c);if(!0===this.containsPoint(c))g.copy(c);else{b[0].set(this.a,this.b);b[1].set(this.b,this.c);b[2].set(this.c,this.a);for(var k=0;k<b.length;k++){b[k].closestPointToPoint(c,!0,d);var m=c.distanceToSquared(d);
+m<h&&(h=m,g.copy(d))}}return g}}(),equals:function(a){return a.a.equals(this.a)&&a.b.equals(this.b)&&a.c.equals(this.c)}});la.prototype=Object.assign(Object.create(z.prototype),{constructor:la,isMesh:!0,setDrawMode:function(a){this.drawMode=a},copy:function(a){z.prototype.copy.call(this,a);this.drawMode=a.drawMode;return this},updateMorphTargets:function(){var a=this.geometry,b,c;if(a.isBufferGeometry){if(a=a.morphAttributes,b=Object.keys(a),0<b.length){var d=a[b[0]];if(void 0!==d)for(this.morphTargetInfluences=
+[],this.morphTargetDictionary={},a=0,b=d.length;a<b;a++)c=d[a].name||String(a),this.morphTargetInfluences.push(0),this.morphTargetDictionary[c]=a}}else if(d=a.morphTargets,void 0!==d&&0<d.length)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},a=0,b=d.length;a<b;a++)c=d[a].name||String(a),this.morphTargetInfluences.push(0),this.morphTargetDictionary[c]=a},raycast:function(){function a(a,b,c,d,e,f,g){Ta.barycoordFromPoint(a,b,c,d,t);e.multiplyScalar(t.x);f.multiplyScalar(t.y);g.multiplyScalar(t.z);
+e.add(f).add(g);return e.clone()}function b(a,b,c,d,e,f,g){var h=a.material;if(null===(1===h.side?c.intersectTriangle(f,e,d,!0,g):c.intersectTriangle(d,e,f,2!==h.side,g)))return null;x.copy(g);x.applyMatrix4(a.matrixWorld);c=b.ray.origin.distanceTo(x);return c<b.near||c>b.far?null:{distance:c,point:x.clone(),object:a}}function c(c,d,e,f,m,q,l,n){g.fromBufferAttribute(f,q);h.fromBufferAttribute(f,l);k.fromBufferAttribute(f,n);if(c=b(c,d,e,g,h,k,y))m&&(p.fromBufferAttribute(m,q),r.fromBufferAttribute(m,
+l),ca.fromBufferAttribute(m,n),c.uv=a(y,g,h,k,p,r,ca)),c.face=new Sa(q,l,n,Ta.normal(g,h,k)),c.faceIndex=q;return c}var d=new K,e=new kb,f=new Ea,g=new n,h=new n,k=new n,m=new n,q=new n,l=new n,p=new C,r=new C,ca=new C,t=new n,y=new n,x=new n;return function(n,t){var w=this.geometry,x=this.material,B=this.matrixWorld;if(void 0!==x&&(null===w.boundingSphere&&w.computeBoundingSphere(),f.copy(w.boundingSphere),f.applyMatrix4(B),!1!==n.ray.intersectsSphere(f)&&(d.getInverse(B),e.copy(n.ray).applyMatrix4(d),
+null===w.boundingBox||!1!==e.intersectsBox(w.boundingBox)))){var D;if(w.isBufferGeometry){var O,C,x=w.index,F=w.attributes.position,B=w.attributes.uv,z,T;if(null!==x)for(z=0,T=x.count;z<T;z+=3){if(w=x.getX(z),O=x.getX(z+1),C=x.getX(z+2),D=c(this,n,e,F,B,w,O,C))D.faceIndex=Math.floor(z/3),t.push(D)}else for(z=0,T=F.count;z<T;z+=3)if(w=z,O=z+1,C=z+2,D=c(this,n,e,F,B,w,O,C))D.index=w,t.push(D)}else if(w.isGeometry){var E,B=Array.isArray(x);z=w.vertices;T=w.faces;O=w.faceVertexUvs[0];0<O.length&&(F=O);
+for(var G=0,K=T.length;G<K;G++){var P=T[G];D=B?x[P.materialIndex]:x;if(void 0!==D){O=z[P.a];C=z[P.b];E=z[P.c];if(!0===D.morphTargets){D=w.morphTargets;var M=this.morphTargetInfluences;g.set(0,0,0);h.set(0,0,0);k.set(0,0,0);for(var V=0,pa=D.length;V<pa;V++){var S=M[V];if(0!==S){var N=D[V].vertices;g.addScaledVector(m.subVectors(N[P.a],O),S);h.addScaledVector(q.subVectors(N[P.b],C),S);k.addScaledVector(l.subVectors(N[P.c],E),S)}}g.add(O);h.add(C);k.add(E);O=g;C=h;E=k}if(D=b(this,n,e,O,C,E,y))F&&F[G]&&
+(M=F[G],p.copy(M[0]),r.copy(M[1]),ca.copy(M[2]),D.uv=a(y,O,C,E,p,r,ca)),D.face=P,D.faceIndex=G,t.push(D)}}}}}}(),clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});var bg=0;kd.prototype=Object.assign(Object.create(qa.prototype),{constructor:kd,isArrayCamera:!0});Ib.prototype.isFogExp2=!0;Ib.prototype.clone=function(){return new Ib(this.color.getHex(),this.density)};Ib.prototype.toJSON=function(a){return{type:"FogExp2",color:this.color.getHex(),density:this.density}};
+Jb.prototype.isFog=!0;Jb.prototype.clone=function(){return new Jb(this.color.getHex(),this.near,this.far)};Jb.prototype.toJSON=function(a){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}};ld.prototype=Object.assign(Object.create(z.prototype),{constructor:ld,copy:function(a,b){z.prototype.copy.call(this,a,b);null!==a.background&&(this.background=a.background.clone());null!==a.fog&&(this.fog=a.fog.clone());null!==a.overrideMaterial&&(this.overrideMaterial=a.overrideMaterial.clone());
+this.autoUpdate=a.autoUpdate;this.matrixAutoUpdate=a.matrixAutoUpdate;return this},toJSON:function(a){var b=z.prototype.toJSON.call(this,a);null!==this.background&&(b.object.background=this.background.toJSON(a));null!==this.fog&&(b.object.fog=this.fog.toJSON());return b}});Yd.prototype=Object.assign(Object.create(z.prototype),{constructor:Yd,isLensFlare:!0,copy:function(a){z.prototype.copy.call(this,a);this.positionScreen.copy(a.positionScreen);this.customUpdateCallback=a.customUpdateCallback;for(var b=
+0,c=a.lensFlares.length;b<c;b++)this.lensFlares.push(a.lensFlares[b]);return this},add:function(a,b,c,d,e,f){void 0===b&&(b=-1);void 0===c&&(c=0);void 0===f&&(f=1);void 0===e&&(e=new G(16777215));void 0===d&&(d=1);c=Math.min(c,Math.max(0,c));this.lensFlares.push({texture:a,size:b,distance:c,x:0,y:0,z:0,scale:1,rotation:0,opacity:f,color:e,blending:d})},updateLensFlares:function(){var a,b=this.lensFlares.length,c,d=2*-this.positionScreen.x,e=2*-this.positionScreen.y;for(a=0;a<b;a++)c=this.lensFlares[a],
+c.x=this.positionScreen.x+d*c.distance,c.y=this.positionScreen.y+e*c.distance,c.wantedRotation=c.x*Math.PI*.25,c.rotation+=.25*(c.wantedRotation-c.rotation)}});bb.prototype=Object.create(U.prototype);bb.prototype.constructor=bb;bb.prototype.isSpriteMaterial=!0;bb.prototype.copy=function(a){U.prototype.copy.call(this,a);this.color.copy(a.color);this.map=a.map;this.rotation=a.rotation;return this};xc.prototype=Object.assign(Object.create(z.prototype),{constructor:xc,isSprite:!0,raycast:function(){var a=
+new n,b=new n,c=new n;return function(d,e){b.setFromMatrixPosition(this.matrixWorld);d.ray.closestPointToPoint(b,a);c.setFromMatrixScale(this.matrixWorld);var f=c.x*c.y/4;b.distanceToSquared(a)>f||(f=d.ray.origin.distanceTo(a),f<d.near||f>d.far||e.push({distance:f,point:a.clone(),face:null,object:this}))}}(),clone:function(){return(new this.constructor(this.material)).copy(this)}});yc.prototype=Object.assign(Object.create(z.prototype),{constructor:yc,copy:function(a){z.prototype.copy.call(this,a,
+!1);a=a.levels;for(var b=0,c=a.length;b<c;b++){var d=a[b];this.addLevel(d.object.clone(),d.distance)}return this},addLevel:function(a,b){void 0===b&&(b=0);b=Math.abs(b);for(var c=this.levels,d=0;d<c.length&&!(b<c[d].distance);d++);c.splice(d,0,{distance:b,object:a});this.add(a)},getObjectForDistance:function(a){for(var b=this.levels,c=1,d=b.length;c<d&&!(a<b[c].distance);c++);return b[c-1].object},raycast:function(){var a=new n;return function(b,c){a.setFromMatrixPosition(this.matrixWorld);var d=
+b.ray.origin.distanceTo(a);this.getObjectForDistance(d).raycast(b,c)}}(),update:function(){var a=new n,b=new n;return function(c){var d=this.levels;if(1<d.length){a.setFromMatrixPosition(c.matrixWorld);b.setFromMatrixPosition(this.matrixWorld);c=a.distanceTo(b);d[0].object.visible=!0;for(var e=1,f=d.length;e<f;e++)if(c>=d[e].distance)d[e-1].object.visible=!1,d[e].object.visible=!0;else break;for(;e<f;e++)d[e].object.visible=!1}}}(),toJSON:function(a){a=z.prototype.toJSON.call(this,a);a.object.levels=
+[];for(var b=this.levels,c=0,d=b.length;c<d;c++){var e=b[c];a.object.levels.push({object:e.object.uuid,distance:e.distance})}return a}});Object.assign(zc.prototype,{calculateInverses:function(){this.boneInverses=[];for(var a=0,b=this.bones.length;a<b;a++){var c=new K;this.bones[a]&&c.getInverse(this.bones[a].matrixWorld);this.boneInverses.push(c)}},pose:function(){var a,b,c;b=0;for(c=this.bones.length;b<c;b++)(a=this.bones[b])&&a.matrixWorld.getInverse(this.boneInverses[b]);b=0;for(c=this.bones.length;b<
+c;b++)if(a=this.bones[b])a.parent&&a.parent.isBone?(a.matrix.getInverse(a.parent.matrixWorld),a.matrix.multiply(a.matrixWorld)):a.matrix.copy(a.matrixWorld),a.matrix.decompose(a.position,a.quaternion,a.scale)},update:function(){var a=new K,b=new K;return function(){for(var c=this.bones,d=this.boneInverses,e=this.boneMatrices,f=this.boneTexture,g=0,h=c.length;g<h;g++)a.multiplyMatrices(c[g]?c[g].matrixWorld:b,d[g]),a.toArray(e,16*g);void 0!==f&&(f.needsUpdate=!0)}}(),clone:function(){return new zc(this.bones,
+this.boneInverses)}});md.prototype=Object.assign(Object.create(z.prototype),{constructor:md,isBone:!0});nd.prototype=Object.assign(Object.create(la.prototype),{constructor:nd,isSkinnedMesh:!0,initBones:function(){var a=[],b,c,d,e;if(this.geometry&&void 0!==this.geometry.bones){d=0;for(e=this.geometry.bones.length;d<e;d++)c=this.geometry.bones[d],b=new md,a.push(b),b.name=c.name,b.position.fromArray(c.pos),b.quaternion.fromArray(c.rotq),void 0!==c.scl&&b.scale.fromArray(c.scl);d=0;for(e=this.geometry.bones.length;d<
+e;d++)c=this.geometry.bones[d],-1!==c.parent&&null!==c.parent&&void 0!==a[c.parent]?a[c.parent].add(a[d]):this.add(a[d])}this.updateMatrixWorld(!0);return a},bind:function(a,b){this.skeleton=a;void 0===b&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),b=this.matrixWorld);this.bindMatrix.copy(b);this.bindMatrixInverse.getInverse(b)},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){var a,b;if(this.geometry&&this.geometry.isGeometry)for(b=0;b<this.geometry.skinWeights.length;b++){var c=
+this.geometry.skinWeights[b];a=1/c.lengthManhattan();Infinity!==a?c.multiplyScalar(a):c.set(1,0,0,0)}else if(this.geometry&&this.geometry.isBufferGeometry){var c=new fa,d=this.geometry.attributes.skinWeight;for(b=0;b<d.count;b++)c.x=d.getX(b),c.y=d.getY(b),c.z=d.getZ(b),c.w=d.getW(b),a=1/c.lengthManhattan(),Infinity!==a?c.multiplyScalar(a):c.set(1,0,0,0),d.setXYZW(b,c.x,c.y,c.z,c.w)}},updateMatrixWorld:function(a){la.prototype.updateMatrixWorld.call(this,a);"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):
+"detached"===this.bindMode?this.bindMatrixInverse.getInverse(this.bindMatrix):console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)},clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});ea.prototype=Object.create(U.prototype);ea.prototype.constructor=ea;ea.prototype.isLineBasicMaterial=!0;ea.prototype.copy=function(a){U.prototype.copy.call(this,a);this.color.copy(a.color);this.linewidth=a.linewidth;this.linecap=a.linecap;this.linejoin=a.linejoin;
+return this};sa.prototype=Object.assign(Object.create(z.prototype),{constructor:sa,isLine:!0,raycast:function(){var a=new K,b=new kb,c=new Ea;return function(d,e){var f=d.linePrecision,f=f*f,g=this.geometry,h=this.matrixWorld;null===g.boundingSphere&&g.computeBoundingSphere();c.copy(g.boundingSphere);c.applyMatrix4(h);if(!1!==d.ray.intersectsSphere(c)){a.getInverse(h);b.copy(d.ray).applyMatrix4(a);var k=new n,m=new n,h=new n,q=new n,l=this&&this.isLineSegments?2:1;if(g.isBufferGeometry){var p=g.index,
+r=g.attributes.position.array;if(null!==p)for(var p=p.array,g=0,ca=p.length-1;g<ca;g+=l){var t=p[g+1];k.fromArray(r,3*p[g]);m.fromArray(r,3*t);t=b.distanceSqToSegment(k,m,q,h);t>f||(q.applyMatrix4(this.matrixWorld),t=d.ray.origin.distanceTo(q),t<d.near||t>d.far||e.push({distance:t,point:h.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else for(g=0,ca=r.length/3-1;g<ca;g+=l)k.fromArray(r,3*g),m.fromArray(r,3*g+3),t=b.distanceSqToSegment(k,m,q,h),t>f||(q.applyMatrix4(this.matrixWorld),
+t=d.ray.origin.distanceTo(q),t<d.near||t>d.far||e.push({distance:t,point:h.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else if(g.isGeometry)for(k=g.vertices,m=k.length,g=0;g<m-1;g+=l)t=b.distanceSqToSegment(k[g],k[g+1],q,h),t>f||(q.applyMatrix4(this.matrixWorld),t=d.ray.origin.distanceTo(q),t<d.near||t>d.far||e.push({distance:t,point:h.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}}}(),clone:function(){return(new this.constructor(this.geometry,
+this.material)).copy(this)}});Q.prototype=Object.assign(Object.create(sa.prototype),{constructor:Q,isLineSegments:!0});od.prototype=Object.assign(Object.create(sa.prototype),{constructor:od,isLineLoop:!0});Fa.prototype=Object.create(U.prototype);Fa.prototype.constructor=Fa;Fa.prototype.isPointsMaterial=!0;Fa.prototype.copy=function(a){U.prototype.copy.call(this,a);this.color.copy(a.color);this.map=a.map;this.size=a.size;this.sizeAttenuation=a.sizeAttenuation;return this};Kb.prototype=Object.assign(Object.create(z.prototype),
+{constructor:Kb,isPoints:!0,raycast:function(){var a=new K,b=new kb,c=new Ea;return function(d,e){function f(a,c){var f=b.distanceSqToPoint(a);if(f<q){var h=b.closestPointToPoint(a);h.applyMatrix4(k);var m=d.ray.origin.distanceTo(h);m<d.near||m>d.far||e.push({distance:m,distanceToRay:Math.sqrt(f),point:h.clone(),index:c,face:null,object:g})}}var g=this,h=this.geometry,k=this.matrixWorld,m=d.params.Points.threshold;null===h.boundingSphere&&h.computeBoundingSphere();c.copy(h.boundingSphere);c.applyMatrix4(k);
+c.radius+=m;if(!1!==d.ray.intersectsSphere(c)){a.getInverse(k);b.copy(d.ray).applyMatrix4(a);var m=m/((this.scale.x+this.scale.y+this.scale.z)/3),q=m*m,m=new n;if(h.isBufferGeometry){var l=h.index,h=h.attributes.position.array;if(null!==l)for(var p=l.array,l=0,r=p.length;l<r;l++){var ca=p[l];m.fromArray(h,3*ca);f(m,ca)}else for(l=0,p=h.length/3;l<p;l++)m.fromArray(h,3*l),f(m,l)}else for(m=h.vertices,l=0,p=m.length;l<p;l++)f(m[l],l)}}}(),clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});
+Ac.prototype=Object.assign(Object.create(z.prototype),{constructor:Ac});pd.prototype=Object.create(ba.prototype);pd.prototype.constructor=pd;Lb.prototype=Object.create(ba.prototype);Lb.prototype.constructor=Lb;Lb.prototype.isCompressedTexture=!0;qd.prototype=Object.create(ba.prototype);qd.prototype.constructor=qd;Bc.prototype=Object.create(ba.prototype);Bc.prototype.constructor=Bc;Bc.prototype.isDepthTexture=!0;Mb.prototype=Object.create(E.prototype);Mb.prototype.constructor=Mb;Cc.prototype=Object.create(J.prototype);
+Cc.prototype.constructor=Cc;Nb.prototype=Object.create(E.prototype);Nb.prototype.constructor=Nb;Dc.prototype=Object.create(J.prototype);Dc.prototype.constructor=Dc;za.prototype=Object.create(E.prototype);za.prototype.constructor=za;Ec.prototype=Object.create(J.prototype);Ec.prototype.constructor=Ec;Ob.prototype=Object.create(za.prototype);Ob.prototype.constructor=Ob;Fc.prototype=Object.create(J.prototype);Fc.prototype.constructor=Fc;lb.prototype=Object.create(za.prototype);lb.prototype.constructor=
+lb;Gc.prototype=Object.create(J.prototype);Gc.prototype.constructor=Gc;Pb.prototype=Object.create(za.prototype);Pb.prototype.constructor=Pb;Hc.prototype=Object.create(J.prototype);Hc.prototype.constructor=Hc;Qb.prototype=Object.create(za.prototype);Qb.prototype.constructor=Qb;Ic.prototype=Object.create(J.prototype);Ic.prototype.constructor=Ic;Rb.prototype=Object.create(E.prototype);Rb.prototype.constructor=Rb;Jc.prototype=Object.create(J.prototype);Jc.prototype.constructor=Jc;Sb.prototype=Object.create(E.prototype);
+Sb.prototype.constructor=Sb;Kc.prototype=Object.create(J.prototype);Kc.prototype.constructor=Kc;Tb.prototype=Object.create(E.prototype);Tb.prototype.constructor=Tb;var Ia={area:function(a){for(var b=a.length,c=0,d=b-1,e=0;e<b;d=e++)c+=a[d].x*a[e].y-a[e].x*a[d].y;return.5*c},triangulate:function(){return function(a,b){var c=a.length;if(3>c)return null;var d=[],e=[],f=[],g,h,k;if(0<Ia.area(a))for(h=0;h<c;h++)e[h]=h;else for(h=0;h<c;h++)e[h]=c-1-h;var m=2*c;for(h=c-1;2<c;){if(0>=m--){console.warn("THREE.ShapeUtils: Unable to triangulate polygon! in triangulate()");
+break}g=h;c<=g&&(g=0);h=g+1;c<=h&&(h=0);k=h+1;c<=k&&(k=0);var q;a:{var l,p,r,n,t,y,x,u;l=a[e[g]].x;p=a[e[g]].y;r=a[e[h]].x;n=a[e[h]].y;t=a[e[k]].x;y=a[e[k]].y;if(0>=(r-l)*(y-p)-(n-p)*(t-l))q=!1;else{var H,w,I,z,D,O,B,C,E,G;H=t-r;w=y-n;I=l-t;z=p-y;D=r-l;O=n-p;for(q=0;q<c;q++)if(x=a[e[q]].x,u=a[e[q]].y,!(x===l&&u===p||x===r&&u===n||x===t&&u===y)&&(B=x-l,C=u-p,E=x-r,G=u-n,x-=t,u-=y,E=H*G-w*E,B=D*C-O*B,C=I*u-z*x,E>=-Number.EPSILON&&C>=-Number.EPSILON&&B>=-Number.EPSILON)){q=!1;break a}q=!0}}if(q){d.push([a[e[g]],
+a[e[h]],a[e[k]]]);f.push([e[g],e[h],e[k]]);g=h;for(k=h+1;k<c;g++,k++)e[g]=e[k];c--;m=2*c}}return b?f:d}}(),triangulateShape:function(a,b){function c(a){var b=a.length;2<b&&a[b-1].equals(a[0])&&a.pop()}function d(a,b,c){return a.x!==b.x?a.x<b.x?a.x<=c.x&&c.x<=b.x:b.x<=c.x&&c.x<=a.x:a.y<b.y?a.y<=c.y&&c.y<=b.y:b.y<=c.y&&c.y<=a.y}function e(a,b,c,e,f){var g=b.x-a.x,h=b.y-a.y,k=e.x-c.x,m=e.y-c.y,q=a.x-c.x,l=a.y-c.y,p=h*k-g*m,n=h*q-g*l;if(Math.abs(p)>Number.EPSILON){if(0<p){if(0>n||n>p)return[];k=m*q-k*
+l;if(0>k||k>p)return[]}else{if(0<n||n<p)return[];k=m*q-k*l;if(0<k||k<p)return[]}if(0===k)return!f||0!==n&&n!==p?[a]:[];if(k===p)return!f||0!==n&&n!==p?[b]:[];if(0===n)return[c];if(n===p)return[e];f=k/p;return[{x:a.x+f*g,y:a.y+f*h}]}if(0!==n||m*q!==k*l)return[];h=0===g&&0===h;k=0===k&&0===m;if(h&&k)return a.x!==c.x||a.y!==c.y?[]:[a];if(h)return d(c,e,a)?[a]:[];if(k)return d(a,b,c)?[c]:[];0!==g?(a.x<b.x?(g=a,k=a.x,h=b,a=b.x):(g=b,k=b.x,h=a,a=a.x),c.x<e.x?(b=c,p=c.x,m=e,c=e.x):(b=e,p=e.x,m=c,c=c.x)):
+(a.y<b.y?(g=a,k=a.y,h=b,a=b.y):(g=b,k=b.y,h=a,a=a.y),c.y<e.y?(b=c,p=c.y,m=e,c=e.y):(b=e,p=e.y,m=c,c=c.y));return k<=p?a<p?[]:a===p?f?[]:[b]:a<=c?[b,h]:[b,m]:k>c?[]:k===c?f?[]:[g]:a<=c?[g,h]:[g,m]}function f(a,b,c,d){var e=b.x-a.x,f=b.y-a.y;b=c.x-a.x;c=c.y-a.y;var g=d.x-a.x;d=d.y-a.y;a=e*c-f*b;e=e*d-f*g;return Math.abs(a)>Number.EPSILON?(b=g*c-d*b,0<a?0<=e&&0<=b:0<=e||0<=b):0<e}c(a);b.forEach(c);var g,h,k,m,q,l={};k=a.concat();g=0;for(h=b.length;g<h;g++)Array.prototype.push.apply(k,b[g]);g=0;for(h=
+k.length;g<h;g++)q=k[g].x+":"+k[g].y,void 0!==l[q]&&console.warn("THREE.ShapeUtils: Duplicate point",q,g),l[q]=g;g=function(a,b){function c(a,b){var d=h.length-1,e=a-1;0>e&&(e=d);var g=a+1;g>d&&(g=0);d=f(h[a],h[e],h[g],k[b]);if(!d)return!1;d=k.length-1;e=b-1;0>e&&(e=d);g=b+1;g>d&&(g=0);return(d=f(k[b],k[e],k[g],h[a]))?!0:!1}function d(a,b){var c,f;for(c=0;c<h.length;c++)if(f=c+1,f%=h.length,f=e(a,b,h[c],h[f],!0),0<f.length)return!0;return!1}function g(a,c){var d,f,h,k;for(d=0;d<m.length;d++)for(f=
+b[m[d]],h=0;h<f.length;h++)if(k=h+1,k%=f.length,k=e(a,c,f[h],f[k],!0),0<k.length)return!0;return!1}var h=a.concat(),k,m=[],q,l,p,n,v,B=[],C,z,E,G=0;for(q=b.length;G<q;G++)m.push(G);C=0;for(var K=2*m.length;0<m.length;){K--;if(0>K){console.log("Infinite Loop! Holes left:"+m.length+", Probably Hole outside Shape!");break}for(l=C;l<h.length;l++){p=h[l];q=-1;for(G=0;G<m.length;G++)if(n=m[G],v=p.x+":"+p.y+":"+n,void 0===B[v]){k=b[n];for(z=0;z<k.length;z++)if(n=k[z],c(l,z)&&!d(p,n)&&!g(p,n)){q=z;m.splice(G,
+1);C=h.slice(0,l+1);n=h.slice(l);z=k.slice(q);E=k.slice(0,q+1);h=C.concat(z).concat(E).concat(n);C=l;break}if(0<=q)break;B[v]=!0}if(0<=q)break}}return h}(a,b);var p=Ia.triangulate(g,!1);g=0;for(h=p.length;g<h;g++)for(m=p[g],k=0;3>k;k++)q=m[k].x+":"+m[k].y,q=l[q],void 0!==q&&(m[k]=q);return p.concat()},isClockWise:function(a){return 0>Ia.area(a)}};cb.prototype=Object.create(J.prototype);cb.prototype.constructor=cb;Ga.prototype=Object.create(E.prototype);Ga.prototype.constructor=Ga;Ga.prototype.getArrays=
+function(){var a=this.getAttribute("position"),a=a?Array.prototype.slice.call(a.array):[],b=this.getAttribute("uv"),b=b?Array.prototype.slice.call(b.array):[],c=this.index,c=c?Array.prototype.slice.call(c.array):[];return{position:a,uv:b,index:c}};Ga.prototype.addShapeList=function(a,b){var c=a.length;b.arrays=this.getArrays();for(var d=0;d<c;d++)this.addShape(a[d],b);this.setIndex(b.arrays.index);this.addAttribute("position",new B(b.arrays.position,3));this.addAttribute("uv",new B(b.arrays.uv,2))};
+Ga.prototype.addShape=function(a,b){function c(a,b,c){b||console.error("THREE.ExtrudeGeometry: vec does not exist");return b.clone().multiplyScalar(c).add(a)}function d(a,b,c){var d,e,f;e=a.x-b.x;f=a.y-b.y;d=c.x-a.x;var g=c.y-a.y,h=e*e+f*f;if(Math.abs(e*g-f*d)>Number.EPSILON){var k=Math.sqrt(h),m=Math.sqrt(d*d+g*g),h=b.x-f/k;b=b.y+e/k;g=((c.x-g/m-h)*g-(c.y+d/m-b)*d)/(e*g-f*d);d=h+e*g-a.x;e=b+f*g-a.y;f=d*d+e*e;if(2>=f)return new C(d,e);f=Math.sqrt(f/2)}else a=!1,e>Number.EPSILON?d>Number.EPSILON&&
+(a=!0):e<-Number.EPSILON?d<-Number.EPSILON&&(a=!0):Math.sign(f)===Math.sign(g)&&(a=!0),a?(d=-f,f=Math.sqrt(h)):(d=e,e=f,f=Math.sqrt(h/2));return new C(d/f,e/f)}function e(a,b){var c,d;for(L=a.length;0<=--L;){c=L;d=L-1;0>d&&(d=a.length-1);var e,f=H+2*y;for(e=0;e<f;e++){var g=ba*e,m=ba*(e+1),l=b+d+g,p=b+d+m,m=b+c+m;h(b+c+g);h(l);h(m);h(l);h(p);h(m);g=q.length/3;g=D.generateSideWallUV(Z,q,g-6,g-3,g-2,g-1);k(g[0]);k(g[1]);k(g[3]);k(g[1]);k(g[2]);k(g[3])}}}function f(a,b,c){r.push(a);r.push(b);r.push(c)}
+function g(a,b,c){h(a);h(b);h(c);a=q.length/3;a=D.generateTopUV(Z,q,a-3,a-2,a-1);k(a[0]);k(a[1]);k(a[2])}function h(a){l.push(q.length/3);q.push(r[3*a+0]);q.push(r[3*a+1]);q.push(r[3*a+2])}function k(a){p.push(a.x);p.push(a.y)}var m=b.arrays?b.arrays:this.getArrays(),q=m.position,l=m.index,p=m.uv,r=[],m=void 0!==b.amount?b.amount:100,z=void 0!==b.bevelThickness?b.bevelThickness:6,t=void 0!==b.bevelSize?b.bevelSize:z-2,y=void 0!==b.bevelSegments?b.bevelSegments:3,x=void 0!==b.bevelEnabled?b.bevelEnabled:
+!0,u=void 0!==b.curveSegments?b.curveSegments:12,H=void 0!==b.steps?b.steps:1,w=b.extrudePath,I,G=!1,D=void 0!==b.UVGenerator?b.UVGenerator:cb.WorldUVGenerator,O,E,F,K;w&&(I=w.getSpacedPoints(H),G=!0,x=!1,O=void 0!==b.frames?b.frames:w.computeFrenetFrames(H,!1),E=new n,F=new n,K=new n);x||(t=z=y=0);var T,J,U,Z=this,w=a.extractPoints(u),u=w.shape,P=w.holes;if(!Ia.isClockWise(u))for(u=u.reverse(),J=0,U=P.length;J<U;J++)T=P[J],Ia.isClockWise(T)&&(P[J]=T.reverse());var M=Ia.triangulateShape(u,P),V=u;
+J=0;for(U=P.length;J<U;J++)T=P[J],u=u.concat(T);var R,S,N,Y,Q,ba=u.length,X,fa=M.length,w=[],L=0;N=V.length;R=N-1;for(S=L+1;L<N;L++,R++,S++)R===N&&(R=0),S===N&&(S=0),w[L]=d(V[L],V[R],V[S]);var ha=[],ea,ia=w.concat();J=0;for(U=P.length;J<U;J++){T=P[J];ea=[];L=0;N=T.length;R=N-1;for(S=L+1;L<N;L++,R++,S++)R===N&&(R=0),S===N&&(S=0),ea[L]=d(T[L],T[R],T[S]);ha.push(ea);ia=ia.concat(ea)}for(R=0;R<y;R++){N=R/y;Y=z*Math.cos(N*Math.PI/2);S=t*Math.sin(N*Math.PI/2);L=0;for(N=V.length;L<N;L++)Q=c(V[L],w[L],S),
+f(Q.x,Q.y,-Y);J=0;for(U=P.length;J<U;J++)for(T=P[J],ea=ha[J],L=0,N=T.length;L<N;L++)Q=c(T[L],ea[L],S),f(Q.x,Q.y,-Y)}S=t;for(L=0;L<ba;L++)Q=x?c(u[L],ia[L],S):u[L],G?(F.copy(O.normals[0]).multiplyScalar(Q.x),E.copy(O.binormals[0]).multiplyScalar(Q.y),K.copy(I[0]).add(F).add(E),f(K.x,K.y,K.z)):f(Q.x,Q.y,0);for(N=1;N<=H;N++)for(L=0;L<ba;L++)Q=x?c(u[L],ia[L],S):u[L],G?(F.copy(O.normals[N]).multiplyScalar(Q.x),E.copy(O.binormals[N]).multiplyScalar(Q.y),K.copy(I[N]).add(F).add(E),f(K.x,K.y,K.z)):f(Q.x,Q.y,
+m/H*N);for(R=y-1;0<=R;R--){N=R/y;Y=z*Math.cos(N*Math.PI/2);S=t*Math.sin(N*Math.PI/2);L=0;for(N=V.length;L<N;L++)Q=c(V[L],w[L],S),f(Q.x,Q.y,m+Y);J=0;for(U=P.length;J<U;J++)for(T=P[J],ea=ha[J],L=0,N=T.length;L<N;L++)Q=c(T[L],ea[L],S),G?f(Q.x,Q.y+I[H-1].y,I[H-1].x+Y):f(Q.x,Q.y,m+Y)}(function(){var a=q.length/3;if(x){var c=0*ba;for(L=0;L<fa;L++)X=M[L],g(X[2]+c,X[1]+c,X[0]+c);c=ba*(H+2*y);for(L=0;L<fa;L++)X=M[L],g(X[0]+c,X[1]+c,X[2]+c)}else{for(L=0;L<fa;L++)X=M[L],g(X[2],X[1],X[0]);for(L=0;L<fa;L++)X=
+M[L],g(X[0]+ba*H,X[1]+ba*H,X[2]+ba*H)}Z.addGroup(a,q.length/3-a,void 0!==b.material?b.material:0)})();(function(){var a=q.length/3,c=0;e(V,c);c+=V.length;J=0;for(U=P.length;J<U;J++)T=P[J],e(T,c),c+=T.length;Z.addGroup(a,q.length/3-a,void 0!==b.extrudeMaterial?b.extrudeMaterial:1)})();b.arrays||(this.setIndex(l),this.addAttribute("position",new B(q,3)),this.addAttribute("uv",new B(b.arrays.uv,2)))};cb.WorldUVGenerator={generateTopUV:function(a,b,c,d,e){a=b[3*d];d=b[3*d+1];var f=b[3*e];e=b[3*e+1];return[new C(b[3*
+c],b[3*c+1]),new C(a,d),new C(f,e)]},generateSideWallUV:function(a,b,c,d,e,f){a=b[3*c];var g=b[3*c+1];c=b[3*c+2];var h=b[3*d],k=b[3*d+1];d=b[3*d+2];var m=b[3*e],l=b[3*e+1];e=b[3*e+2];var n=b[3*f],p=b[3*f+1];b=b[3*f+2];return.01>Math.abs(g-k)?[new C(a,1-c),new C(h,1-d),new C(m,1-e),new C(n,1-b)]:[new C(g,1-c),new C(k,1-d),new C(l,1-e),new C(p,1-b)]}};Lc.prototype=Object.create(J.prototype);Lc.prototype.constructor=Lc;Ub.prototype=Object.create(Ga.prototype);Ub.prototype.constructor=Ub;Mc.prototype=
+Object.create(J.prototype);Mc.prototype.constructor=Mc;mb.prototype=Object.create(E.prototype);mb.prototype.constructor=mb;Nc.prototype=Object.create(J.prototype);Nc.prototype.constructor=Nc;Vb.prototype=Object.create(E.prototype);Vb.prototype.constructor=Vb;Oc.prototype=Object.create(J.prototype);Oc.prototype.constructor=Oc;Wb.prototype=Object.create(E.prototype);Wb.prototype.constructor=Wb;Xb.prototype=Object.create(J.prototype);Xb.prototype.constructor=Xb;Yb.prototype=Object.create(E.prototype);
+Yb.prototype.constructor=Yb;Zb.prototype=Object.create(E.prototype);Zb.prototype.constructor=Zb;nb.prototype=Object.create(J.prototype);nb.prototype.constructor=nb;Ua.prototype=Object.create(E.prototype);Ua.prototype.constructor=Ua;Pc.prototype=Object.create(nb.prototype);Pc.prototype.constructor=Pc;Qc.prototype=Object.create(Ua.prototype);Qc.prototype.constructor=Qc;Rc.prototype=Object.create(J.prototype);Rc.prototype.constructor=Rc;$b.prototype=Object.create(E.prototype);$b.prototype.constructor=
+$b;var Ma=Object.freeze({WireframeGeometry:Mb,ParametricGeometry:Cc,ParametricBufferGeometry:Nb,TetrahedronGeometry:Ec,TetrahedronBufferGeometry:Ob,OctahedronGeometry:Fc,OctahedronBufferGeometry:lb,IcosahedronGeometry:Gc,IcosahedronBufferGeometry:Pb,DodecahedronGeometry:Hc,DodecahedronBufferGeometry:Qb,PolyhedronGeometry:Dc,PolyhedronBufferGeometry:za,TubeGeometry:Ic,TubeBufferGeometry:Rb,TorusKnotGeometry:Jc,TorusKnotBufferGeometry:Sb,TorusGeometry:Kc,TorusBufferGeometry:Tb,TextGeometry:Lc,TextBufferGeometry:Ub,
+SphereGeometry:Mc,SphereBufferGeometry:mb,RingGeometry:Nc,RingBufferGeometry:Vb,PlaneGeometry:vc,PlaneBufferGeometry:jb,LatheGeometry:Oc,LatheBufferGeometry:Wb,ShapeGeometry:Xb,ShapeBufferGeometry:Yb,ExtrudeGeometry:cb,ExtrudeBufferGeometry:Ga,EdgesGeometry:Zb,ConeGeometry:Pc,ConeBufferGeometry:Qc,CylinderGeometry:nb,CylinderBufferGeometry:Ua,CircleGeometry:Rc,CircleBufferGeometry:$b,BoxGeometry:Gb,BoxBufferGeometry:ib});ac.prototype=Object.create(ra.prototype);ac.prototype.constructor=ac;ac.prototype.isShadowMaterial=
+!0;bc.prototype=Object.create(ra.prototype);bc.prototype.constructor=bc;bc.prototype.isRawShaderMaterial=!0;Pa.prototype=Object.create(U.prototype);Pa.prototype.constructor=Pa;Pa.prototype.isMeshStandardMaterial=!0;Pa.prototype.copy=function(a){U.prototype.copy.call(this,a);this.defines={STANDARD:""};this.color.copy(a.color);this.roughness=a.roughness;this.metalness=a.metalness;this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=
+a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.roughnessMap=a.roughnessMap;this.metalnessMap=a.metalnessMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.envMapIntensity=a.envMapIntensity;
+this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};ob.prototype=Object.create(Pa.prototype);ob.prototype.constructor=ob;ob.prototype.isMeshPhysicalMaterial=!0;ob.prototype.copy=function(a){Pa.prototype.copy.call(this,a);this.defines={PHYSICAL:""};this.reflectivity=
+a.reflectivity;this.clearCoat=a.clearCoat;this.clearCoatRoughness=a.clearCoatRoughness;return this};Ja.prototype=Object.create(U.prototype);Ja.prototype.constructor=Ja;Ja.prototype.isMeshPhongMaterial=!0;Ja.prototype.copy=function(a){U.prototype.copy.call(this,a);this.color.copy(a.color);this.specular.copy(a.specular);this.shininess=a.shininess;this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);
+this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;
+this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};pb.prototype=Object.create(Ja.prototype);pb.prototype.constructor=pb;pb.prototype.isMeshToonMaterial=!0;pb.prototype.copy=function(a){Ja.prototype.copy.call(this,a);this.gradientMap=a.gradientMap;return this};qb.prototype=Object.create(U.prototype);qb.prototype.constructor=
+qb;qb.prototype.isMeshNormalMaterial=!0;qb.prototype.copy=function(a){U.prototype.copy.call(this,a);this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};
+rb.prototype=Object.create(U.prototype);rb.prototype.constructor=rb;rb.prototype.isMeshLambertMaterial=!0;rb.prototype.copy=function(a){U.prototype.copy.call(this,a);this.color.copy(a.color);this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=
+a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};sb.prototype=Object.create(U.prototype);sb.prototype.constructor=sb;sb.prototype.isLineDashedMaterial=!0;sb.prototype.copy=function(a){U.prototype.copy.call(this,
+a);this.color.copy(a.color);this.linewidth=a.linewidth;this.scale=a.scale;this.dashSize=a.dashSize;this.gapSize=a.gapSize;return this};var mg=Object.freeze({ShadowMaterial:ac,SpriteMaterial:bb,RawShaderMaterial:bc,ShaderMaterial:ra,PointsMaterial:Fa,MeshPhysicalMaterial:ob,MeshStandardMaterial:Pa,MeshPhongMaterial:Ja,MeshToonMaterial:pb,MeshNormalMaterial:qb,MeshLambertMaterial:rb,MeshDepthMaterial:Za,MeshBasicMaterial:ya,LineDashedMaterial:sb,LineBasicMaterial:ea,Material:U}),ed={enabled:!1,files:{},
+add:function(a,b){!1!==this.enabled&&(this.files[a]=b)},get:function(a){if(!1!==this.enabled)return this.files[a]},remove:function(a){delete this.files[a]},clear:function(){this.files={}}},va=new Zd;Object.assign(Ka.prototype,{load:function(a,b,c,d){void 0===a&&(a="");void 0!==this.path&&(a=this.path+a);var e=this,f=ed.get(a);if(void 0!==f)return e.manager.itemStart(a),setTimeout(function(){b&&b(f);e.manager.itemEnd(a)},0),f;var g=a.match(/^data:(.*?)(;base64)?,(.*)$/);if(g){var h=g[1],k=!!g[2],g=
+g[3],g=window.decodeURIComponent(g);k&&(g=window.atob(g));try{var m,l=(this.responseType||"").toLowerCase();switch(l){case "arraybuffer":case "blob":m=new ArrayBuffer(g.length);for(var n=new Uint8Array(m),k=0;k<g.length;k++)n[k]=g.charCodeAt(k);"blob"===l&&(m=new Blob([m],{type:h}));break;case "document":m=(new DOMParser).parseFromString(g,h);break;case "json":m=JSON.parse(g);break;default:m=g}window.setTimeout(function(){b&&b(m);e.manager.itemEnd(a)},0)}catch(r){window.setTimeout(function(){d&&d(r);
+e.manager.itemEnd(a);e.manager.itemError(a)},0)}}else{var p=new XMLHttpRequest;p.open("GET",a,!0);p.addEventListener("load",function(c){var f=c.target.response;ed.add(a,f);200===this.status?(b&&b(f),e.manager.itemEnd(a)):0===this.status?(console.warn("THREE.FileLoader: HTTP Status 0 received."),b&&b(f),e.manager.itemEnd(a)):(d&&d(c),e.manager.itemEnd(a),e.manager.itemError(a))},!1);void 0!==c&&p.addEventListener("progress",function(a){c(a)},!1);p.addEventListener("error",function(b){d&&d(b);e.manager.itemEnd(a);
+e.manager.itemError(a)},!1);void 0!==this.responseType&&(p.responseType=this.responseType);void 0!==this.withCredentials&&(p.withCredentials=this.withCredentials);p.overrideMimeType&&p.overrideMimeType(void 0!==this.mimeType?this.mimeType:"text/plain");for(h in this.requestHeader)p.setRequestHeader(h,this.requestHeader[h]);p.send(null)}e.manager.itemStart(a);return p},setPath:function(a){this.path=a;return this},setResponseType:function(a){this.responseType=a;return this},setWithCredentials:function(a){this.withCredentials=
+a;return this},setMimeType:function(a){this.mimeType=a;return this},setRequestHeader:function(a){this.requestHeader=a;return this}});Object.assign(Oe.prototype,{load:function(a,b,c,d){function e(e){k.load(a[e],function(a){a=f._parser(a,!0);g[e]={width:a.width,height:a.height,format:a.format,mipmaps:a.mipmaps};m+=1;6===m&&(1===a.mipmapCount&&(h.minFilter=1006),h.format=a.format,h.needsUpdate=!0,b&&b(h))},c,d)}var f=this,g=[],h=new Lb;h.image=g;var k=new Ka(this.manager);k.setPath(this.path);k.setResponseType("arraybuffer");
+if(Array.isArray(a))for(var m=0,l=0,n=a.length;l<n;++l)e(l);else k.load(a,function(a){a=f._parser(a,!0);if(a.isCubemap)for(var c=a.mipmaps.length/a.mipmapCount,d=0;d<c;d++){g[d]={mipmaps:[]};for(var e=0;e<a.mipmapCount;e++)g[d].mipmaps.push(a.mipmaps[d*a.mipmapCount+e]),g[d].format=a.format,g[d].width=a.width,g[d].height=a.height}else h.image.width=a.width,h.image.height=a.height,h.mipmaps=a.mipmaps;1===a.mipmapCount&&(h.minFilter=1006);h.format=a.format;h.needsUpdate=!0;b&&b(h)},c,d);return h},setPath:function(a){this.path=
+a;return this}});Object.assign($d.prototype,{load:function(a,b,c,d){var e=this,f=new db,g=new Ka(this.manager);g.setResponseType("arraybuffer");g.load(a,function(a){if(a=e._parser(a))void 0!==a.image?f.image=a.image:void 0!==a.data&&(f.image.width=a.width,f.image.height=a.height,f.image.data=a.data),f.wrapS=void 0!==a.wrapS?a.wrapS:1001,f.wrapT=void 0!==a.wrapT?a.wrapT:1001,f.magFilter=void 0!==a.magFilter?a.magFilter:1006,f.minFilter=void 0!==a.minFilter?a.minFilter:1008,f.anisotropy=void 0!==a.anisotropy?
+a.anisotropy:1,void 0!==a.format&&(f.format=a.format),void 0!==a.type&&(f.type=a.type),void 0!==a.mipmaps&&(f.mipmaps=a.mipmaps),1===a.mipmapCount&&(f.minFilter=1006),f.needsUpdate=!0,b&&b(f,a)},c,d);return f}});Object.assign(Sc.prototype,{load:function(a,b,c,d){void 0===a&&(a="");void 0!==this.path&&(a=this.path+a);var e=this,f=ed.get(a);if(void 0!==f)return e.manager.itemStart(a),setTimeout(function(){b&&b(f);e.manager.itemEnd(a)},0),f;c=document.createElementNS("http://www.w3.org/1999/xhtml","img");
+c.addEventListener("load",function(){ed.add(a,this);b&&b(this);e.manager.itemEnd(a)},!1);c.addEventListener("error",function(b){d&&d(b);e.manager.itemEnd(a);e.manager.itemError(a)},!1);"data:"!==a.substr(0,5)&&void 0!==this.crossOrigin&&(c.crossOrigin=this.crossOrigin);e.manager.itemStart(a);c.src=a;return c},setCrossOrigin:function(a){this.crossOrigin=a;return this},setPath:function(a){this.path=a;return this}});Object.assign(ae.prototype,{load:function(a,b,c,d){function e(c){g.load(a[c],function(a){f.images[c]=
+a;h++;6===h&&(f.needsUpdate=!0,b&&b(f))},void 0,d)}var f=new Xa,g=new Sc(this.manager);g.setCrossOrigin(this.crossOrigin);g.setPath(this.path);var h=0;for(c=0;c<a.length;++c)e(c);return f},setCrossOrigin:function(a){this.crossOrigin=a;return this},setPath:function(a){this.path=a;return this}});Object.assign(rd.prototype,{load:function(a,b,c,d){var e=new Sc(this.manager);e.setCrossOrigin(this.crossOrigin);e.setPath(this.path);var f=new ba;f.image=e.load(a,function(){var c=0<a.search(/\.(jpg|jpeg)$/)||
+0===a.search(/^data\:image\/jpeg/);f.format=c?1022:1023;f.needsUpdate=!0;void 0!==b&&b(f)},c,d);return f},setCrossOrigin:function(a){this.crossOrigin=a;return this},setPath:function(a){this.path=a;return this}});na.prototype=Object.assign(Object.create(z.prototype),{constructor:na,isLight:!0,copy:function(a){z.prototype.copy.call(this,a);this.color.copy(a.color);this.intensity=a.intensity;return this},toJSON:function(a){a=z.prototype.toJSON.call(this,a);a.object.color=this.color.getHex();a.object.intensity=
+this.intensity;void 0!==this.groundColor&&(a.object.groundColor=this.groundColor.getHex());void 0!==this.distance&&(a.object.distance=this.distance);void 0!==this.angle&&(a.object.angle=this.angle);void 0!==this.decay&&(a.object.decay=this.decay);void 0!==this.penumbra&&(a.object.penumbra=this.penumbra);void 0!==this.shadow&&(a.object.shadow=this.shadow.toJSON());return a}});sd.prototype=Object.assign(Object.create(na.prototype),{constructor:sd,isHemisphereLight:!0,copy:function(a){na.prototype.copy.call(this,
+a);this.groundColor.copy(a.groundColor);return this}});Object.assign(tb.prototype,{copy:function(a){this.camera=a.camera.clone();this.bias=a.bias;this.radius=a.radius;this.mapSize.copy(a.mapSize);return this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var a={};0!==this.bias&&(a.bias=this.bias);1!==this.radius&&(a.radius=this.radius);if(512!==this.mapSize.x||512!==this.mapSize.y)a.mapSize=this.mapSize.toArray();a.camera=this.camera.toJSON(!1).object;delete a.camera.matrix;
+return a}});td.prototype=Object.assign(Object.create(tb.prototype),{constructor:td,isSpotLightShadow:!0,update:function(a){var b=this.camera,c=2*Y.RAD2DEG*a.angle,d=this.mapSize.width/this.mapSize.height;a=a.distance||b.far;if(c!==b.fov||d!==b.aspect||a!==b.far)b.fov=c,b.aspect=d,b.far=a,b.updateProjectionMatrix()}});ud.prototype=Object.assign(Object.create(na.prototype),{constructor:ud,isSpotLight:!0,copy:function(a){na.prototype.copy.call(this,a);this.distance=a.distance;this.angle=a.angle;this.penumbra=
+a.penumbra;this.decay=a.decay;this.target=a.target.clone();this.shadow=a.shadow.clone();return this}});vd.prototype=Object.assign(Object.create(na.prototype),{constructor:vd,isPointLight:!0,copy:function(a){na.prototype.copy.call(this,a);this.distance=a.distance;this.decay=a.decay;this.shadow=a.shadow.clone();return this}});wd.prototype=Object.assign(Object.create(tb.prototype),{constructor:wd});xd.prototype=Object.assign(Object.create(na.prototype),{constructor:xd,isDirectionalLight:!0,copy:function(a){na.prototype.copy.call(this,
+a);this.target=a.target.clone();this.shadow=a.shadow.clone();return this}});yd.prototype=Object.assign(Object.create(na.prototype),{constructor:yd,isAmbientLight:!0});zd.prototype=Object.assign(Object.create(na.prototype),{constructor:zd,isRectAreaLight:!0,copy:function(a){na.prototype.copy.call(this,a);this.width=a.width;this.height=a.height;return this},toJSON:function(a){a=na.prototype.toJSON.call(this,a);a.object.width=this.width;a.object.height=this.height;return a}});var ia={arraySlice:function(a,
+b,c){return ia.isTypedArray(a)?new a.constructor(a.subarray(b,void 0!==c?c:a.length)):a.slice(b,c)},convertArray:function(a,b,c){return!a||!c&&a.constructor===b?a:"number"===typeof b.BYTES_PER_ELEMENT?new b(a):Array.prototype.slice.call(a)},isTypedArray:function(a){return ArrayBuffer.isView(a)&&!(a instanceof DataView)},getKeyframeOrder:function(a){for(var b=a.length,c=Array(b),d=0;d!==b;++d)c[d]=d;c.sort(function(b,c){return a[b]-a[c]});return c},sortedArray:function(a,b,c){for(var d=a.length,e=
+new a.constructor(d),f=0,g=0;g!==d;++f)for(var h=c[f]*b,k=0;k!==b;++k)e[g++]=a[h+k];return e},flattenJSON:function(a,b,c,d){for(var e=1,f=a[0];void 0!==f&&void 0===f[d];)f=a[e++];if(void 0!==f){var g=f[d];if(void 0!==g)if(Array.isArray(g)){do g=f[d],void 0!==g&&(b.push(f.time),c.push.apply(c,g)),f=a[e++];while(void 0!==f)}else if(void 0!==g.toArray){do g=f[d],void 0!==g&&(b.push(f.time),g.toArray(c,c.length)),f=a[e++];while(void 0!==f)}else{do g=f[d],void 0!==g&&(b.push(f.time),c.push(g)),f=a[e++];
+while(void 0!==f)}}}};Object.assign(wa.prototype,{evaluate:function(a){var b=this.parameterPositions,c=this._cachedIndex,d=b[c],e=b[c-1];a:{b:{c:{d:if(!(a<d)){for(var f=c+2;;){if(void 0===d){if(a<e)break d;this._cachedIndex=c=b.length;return this.afterEnd_(c-1,a,e)}if(c===f)break;e=d;d=b[++c];if(a<d)break b}d=b.length;break c}if(a>=e)break a;else{f=b[1];a<f&&(c=2,e=f);for(f=c-2;;){if(void 0===e)return this._cachedIndex=0,this.beforeStart_(0,a,d);if(c===f)break;d=e;e=b[--c-1];if(a>=e)break b}d=c;c=
+0}}for(;c<d;)e=c+d>>>1,a<b[e]?d=e:c=e+1;d=b[c];e=b[c-1];if(void 0===e)return this._cachedIndex=0,this.beforeStart_(0,a,d);if(void 0===d)return this._cachedIndex=c=b.length,this.afterEnd_(c-1,e,a)}this._cachedIndex=c;this.intervalChanged_(c,e,d)}return this.interpolate_(c,e,a,d)},settings:null,DefaultSettings_:{},getSettings_:function(){return this.settings||this.DefaultSettings_},copySampleValue_:function(a){var b=this.resultBuffer,c=this.sampleValues,d=this.valueSize;a*=d;for(var e=0;e!==d;++e)b[e]=
+c[a+e];return b},interpolate_:function(a,b,c,d){throw Error("call to abstract method");},intervalChanged_:function(a,b,c){}});Object.assign(wa.prototype,{beforeStart_:wa.prototype.copySampleValue_,afterEnd_:wa.prototype.copySampleValue_});Ad.prototype=Object.assign(Object.create(wa.prototype),{constructor:Ad,DefaultSettings_:{endingStart:2400,endingEnd:2400},intervalChanged_:function(a,b,c){var d=this.parameterPositions,e=a-2,f=a+1,g=d[e],h=d[f];if(void 0===g)switch(this.getSettings_().endingStart){case 2401:e=
+a;g=2*b-c;break;case 2402:e=d.length-2;g=b+d[e]-d[e+1];break;default:e=a,g=c}if(void 0===h)switch(this.getSettings_().endingEnd){case 2401:f=a;h=2*c-b;break;case 2402:f=1;h=c+d[1]-d[0];break;default:f=a-1,h=b}a=.5*(c-b);d=this.valueSize;this._weightPrev=a/(b-g);this._weightNext=a/(h-c);this._offsetPrev=e*d;this._offsetNext=f*d},interpolate_:function(a,b,c,d){var e=this.resultBuffer,f=this.sampleValues,g=this.valueSize;a*=g;var h=a-g,k=this._offsetPrev,m=this._offsetNext,l=this._weightPrev,n=this._weightNext,
+p=(c-b)/(d-b);c=p*p;d=c*p;b=-l*d+2*l*c-l*p;l=(1+l)*d+(-1.5-2*l)*c+(-.5+l)*p+1;p=(-1-n)*d+(1.5+n)*c+.5*p;n=n*d-n*c;for(c=0;c!==g;++c)e[c]=b*f[k+c]+l*f[h+c]+p*f[a+c]+n*f[m+c];return e}});Tc.prototype=Object.assign(Object.create(wa.prototype),{constructor:Tc,interpolate_:function(a,b,c,d){var e=this.resultBuffer,f=this.sampleValues,g=this.valueSize;a*=g;var h=a-g;b=(c-b)/(d-b);c=1-b;for(d=0;d!==g;++d)e[d]=f[h+d]*c+f[a+d]*b;return e}});Bd.prototype=Object.assign(Object.create(wa.prototype),{constructor:Bd,
+interpolate_:function(a,b,c,d){return this.copySampleValue_(a-1)}});var Wa;Wa={TimeBufferType:Float32Array,ValueBufferType:Float32Array,DefaultInterpolation:2301,InterpolantFactoryMethodDiscrete:function(a){return new Bd(this.times,this.values,this.getValueSize(),a)},InterpolantFactoryMethodLinear:function(a){return new Tc(this.times,this.values,this.getValueSize(),a)},InterpolantFactoryMethodSmooth:function(a){return new Ad(this.times,this.values,this.getValueSize(),a)},setInterpolation:function(a){var b;
+switch(a){case 2300:b=this.InterpolantFactoryMethodDiscrete;break;case 2301:b=this.InterpolantFactoryMethodLinear;break;case 2302:b=this.InterpolantFactoryMethodSmooth}if(void 0===b){b="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant)if(a!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw Error(b);console.warn("THREE.KeyframeTrackPrototype:",b)}else this.createInterpolant=b},getInterpolation:function(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return 2300;
+case this.InterpolantFactoryMethodLinear:return 2301;case this.InterpolantFactoryMethodSmooth:return 2302}},getValueSize:function(){return this.values.length/this.times.length},shift:function(a){if(0!==a)for(var b=this.times,c=0,d=b.length;c!==d;++c)b[c]+=a;return this},scale:function(a){if(1!==a)for(var b=this.times,c=0,d=b.length;c!==d;++c)b[c]*=a;return this},trim:function(a,b){for(var c=this.times,d=c.length,e=0,f=d-1;e!==d&&c[e]<a;)++e;for(;-1!==f&&c[f]>b;)--f;++f;if(0!==e||f!==d)e>=f&&(f=Math.max(f,
+1),e=f-1),d=this.getValueSize(),this.times=ia.arraySlice(c,e,f),this.values=ia.arraySlice(this.values,e*d,f*d);return this},validate:function(){var a=!0,b=this.getValueSize();0!==b-Math.floor(b)&&(console.error("THREE.KeyframeTrackPrototype: Invalid value size in track.",this),a=!1);var c=this.times,b=this.values,d=c.length;0===d&&(console.error("THREE.KeyframeTrackPrototype: Track is empty.",this),a=!1);for(var e=null,f=0;f!==d;f++){var g=c[f];if("number"===typeof g&&isNaN(g)){console.error("THREE.KeyframeTrackPrototype: Time is not a valid number.",
+this,f,g);a=!1;break}if(null!==e&&e>g){console.error("THREE.KeyframeTrackPrototype: Out of order keys.",this,f,g,e);a=!1;break}e=g}if(void 0!==b&&ia.isTypedArray(b))for(f=0,c=b.length;f!==c;++f)if(d=b[f],isNaN(d)){console.error("THREE.KeyframeTrackPrototype: Value is not a valid number.",this,f,d);a=!1;break}return a},optimize:function(){for(var a=this.times,b=this.values,c=this.getValueSize(),d=2302===this.getInterpolation(),e=1,f=a.length-1,g=1;g<f;++g){var h=!1,k=a[g];if(k!==a[g+1]&&(1!==g||k!==
+k[0]))if(d)h=!0;else for(var m=g*c,l=m-c,n=m+c,k=0;k!==c;++k){var p=b[m+k];if(p!==b[l+k]||p!==b[n+k]){h=!0;break}}if(h){if(g!==e)for(a[e]=a[g],h=g*c,m=e*c,k=0;k!==c;++k)b[m+k]=b[h+k];++e}}if(0<f){a[e]=a[f];h=f*c;m=e*c;for(k=0;k!==c;++k)b[m+k]=b[h+k];++e}e!==a.length&&(this.times=ia.arraySlice(a,0,e),this.values=ia.arraySlice(b,0,e*c));return this}};cc.prototype=Object.assign(Object.create(Wa),{constructor:cc,ValueTypeName:"vector"});Cd.prototype=Object.assign(Object.create(wa.prototype),{constructor:Cd,
+interpolate_:function(a,b,c,d){var e=this.resultBuffer,f=this.sampleValues,g=this.valueSize;a*=g;b=(c-b)/(d-b);for(c=a+g;a!==c;a+=4)oa.slerpFlat(e,0,f,a-g,f,a,b);return e}});Uc.prototype=Object.assign(Object.create(Wa),{constructor:Uc,ValueTypeName:"quaternion",DefaultInterpolation:2301,InterpolantFactoryMethodLinear:function(a){return new Cd(this.times,this.values,this.getValueSize(),a)},InterpolantFactoryMethodSmooth:void 0});dc.prototype=Object.assign(Object.create(Wa),{constructor:dc,ValueTypeName:"number"});
+Dd.prototype=Object.assign(Object.create(Wa),{constructor:Dd,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0});Ed.prototype=Object.assign(Object.create(Wa),{constructor:Ed,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:2300,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0});Fd.prototype=Object.assign(Object.create(Wa),{constructor:Fd,ValueTypeName:"color"});
+vb.prototype=Wa;Wa.constructor=vb;Object.assign(vb,{parse:function(a){if(void 0===a.type)throw Error("track type undefined, can not parse");var b=vb._getTrackTypeForValueTypeName(a.type);if(void 0===a.times){var c=[],d=[];ia.flattenJSON(a.keys,c,d,"value");a.times=c;a.values=d}return void 0!==b.parse?b.parse(a):new b(a.name,a.times,a.values,a.interpolation)},toJSON:function(a){var b=a.constructor;if(void 0!==b.toJSON)b=b.toJSON(a);else{var b={name:a.name,times:ia.convertArray(a.times,Array),values:ia.convertArray(a.values,
+Array)},c=a.getInterpolation();c!==a.DefaultInterpolation&&(b.interpolation=c)}b.type=a.ValueTypeName;return b},_getTrackTypeForValueTypeName:function(a){switch(a.toLowerCase()){case "scalar":case "double":case "float":case "number":case "integer":return dc;case "vector":case "vector2":case "vector3":case "vector4":return cc;case "color":return Fd;case "quaternion":return Uc;case "bool":case "boolean":return Ed;case "string":return Dd}throw Error("Unsupported typeName: "+a);}});Object.assign(Da,{parse:function(a){for(var b=
+[],c=a.tracks,d=1/(a.fps||1),e=0,f=c.length;e!==f;++e)b.push(vb.parse(c[e]).scale(d));return new Da(a.name,a.duration,b)},toJSON:function(a){var b=[],c=a.tracks;a={name:a.name,duration:a.duration,tracks:b};for(var d=0,e=c.length;d!==e;++d)b.push(vb.toJSON(c[d]));return a},CreateFromMorphTargetSequence:function(a,b,c,d){for(var e=b.length,f=[],g=0;g<e;g++){var h=[],k=[];h.push((g+e-1)%e,g,(g+1)%e);k.push(0,1,0);var m=ia.getKeyframeOrder(h),h=ia.sortedArray(h,1,m),k=ia.sortedArray(k,1,m);d||0!==h[0]||
+(h.push(e),k.push(k[0]));f.push((new dc(".morphTargetInfluences["+b[g].name+"]",h,k)).scale(1/c))}return new Da(a,-1,f)},findByName:function(a,b){var c=a;Array.isArray(a)||(c=a.geometry&&a.geometry.animations||a.animations);for(var d=0;d<c.length;d++)if(c[d].name===b)return c[d];return null},CreateClipsFromMorphTargetSequences:function(a,b,c){for(var d={},e=/^([\w-]*?)([\d]+)$/,f=0,g=a.length;f<g;f++){var h=a[f],k=h.name.match(e);if(k&&1<k.length){var m=k[1];(k=d[m])||(d[m]=k=[]);k.push(h)}}a=[];
+for(m in d)a.push(Da.CreateFromMorphTargetSequence(m,d[m],b,c));return a},parseAnimation:function(a,b){if(!a)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;for(var c=function(a,b,c,d,e){if(0!==c.length){var f=[],g=[];ia.flattenJSON(c,f,g,d);0!==f.length&&e.push(new a(b,f,g))}},d=[],e=a.name||"default",f=a.length||-1,g=a.fps||30,h=a.hierarchy||[],k=0;k<h.length;k++){var m=h[k].keys;if(m&&0!==m.length)if(m[0].morphTargets){for(var f={},l=0;l<m.length;l++)if(m[l].morphTargets)for(var n=
+0;n<m[l].morphTargets.length;n++)f[m[l].morphTargets[n]]=-1;for(var p in f){for(var r=[],z=[],n=0;n!==m[l].morphTargets.length;++n){var t=m[l];r.push(t.time);z.push(t.morphTarget===p?1:0)}d.push(new dc(".morphTargetInfluence["+p+"]",r,z))}f=f.length*(g||1)}else l=".bones["+b[k].name+"]",c(cc,l+".position",m,"pos",d),c(Uc,l+".quaternion",m,"rot",d),c(cc,l+".scale",m,"scl",d)}return 0===d.length?null:new Da(e,f,d)}});Object.assign(Da.prototype,{resetDuration:function(){for(var a=0,b=0,c=this.tracks.length;b!==
+c;++b)var d=this.tracks[b],a=Math.max(a,d.times[d.times.length-1]);this.duration=a},trim:function(){for(var a=0;a<this.tracks.length;a++)this.tracks[a].trim(0,this.duration);return this},optimize:function(){for(var a=0;a<this.tracks.length;a++)this.tracks[a].optimize();return this}});Object.assign(Gd.prototype,{load:function(a,b,c,d){var e=this;(new Ka(e.manager)).load(a,function(a){b(e.parse(JSON.parse(a)))},c,d)},setTextures:function(a){this.textures=a},parse:function(a){function b(a){void 0===
+c[a]&&console.warn("THREE.MaterialLoader: Undefined texture",a);return c[a]}var c=this.textures,d=new mg[a.type];void 0!==a.uuid&&(d.uuid=a.uuid);void 0!==a.name&&(d.name=a.name);void 0!==a.color&&d.color.setHex(a.color);void 0!==a.roughness&&(d.roughness=a.roughness);void 0!==a.metalness&&(d.metalness=a.metalness);void 0!==a.emissive&&d.emissive.setHex(a.emissive);void 0!==a.specular&&d.specular.setHex(a.specular);void 0!==a.shininess&&(d.shininess=a.shininess);void 0!==a.clearCoat&&(d.clearCoat=
+a.clearCoat);void 0!==a.clearCoatRoughness&&(d.clearCoatRoughness=a.clearCoatRoughness);void 0!==a.uniforms&&(d.uniforms=a.uniforms);void 0!==a.vertexShader&&(d.vertexShader=a.vertexShader);void 0!==a.fragmentShader&&(d.fragmentShader=a.fragmentShader);void 0!==a.vertexColors&&(d.vertexColors=a.vertexColors);void 0!==a.fog&&(d.fog=a.fog);void 0!==a.shading&&(d.shading=a.shading);void 0!==a.blending&&(d.blending=a.blending);void 0!==a.side&&(d.side=a.side);void 0!==a.opacity&&(d.opacity=a.opacity);
+void 0!==a.transparent&&(d.transparent=a.transparent);void 0!==a.alphaTest&&(d.alphaTest=a.alphaTest);void 0!==a.depthTest&&(d.depthTest=a.depthTest);void 0!==a.depthWrite&&(d.depthWrite=a.depthWrite);void 0!==a.colorWrite&&(d.colorWrite=a.colorWrite);void 0!==a.wireframe&&(d.wireframe=a.wireframe);void 0!==a.wireframeLinewidth&&(d.wireframeLinewidth=a.wireframeLinewidth);void 0!==a.wireframeLinecap&&(d.wireframeLinecap=a.wireframeLinecap);void 0!==a.wireframeLinejoin&&(d.wireframeLinejoin=a.wireframeLinejoin);
+void 0!==a.skinning&&(d.skinning=a.skinning);void 0!==a.morphTargets&&(d.morphTargets=a.morphTargets);void 0!==a.size&&(d.size=a.size);void 0!==a.sizeAttenuation&&(d.sizeAttenuation=a.sizeAttenuation);void 0!==a.map&&(d.map=b(a.map));void 0!==a.alphaMap&&(d.alphaMap=b(a.alphaMap),d.transparent=!0);void 0!==a.bumpMap&&(d.bumpMap=b(a.bumpMap));void 0!==a.bumpScale&&(d.bumpScale=a.bumpScale);void 0!==a.normalMap&&(d.normalMap=b(a.normalMap));if(void 0!==a.normalScale){var e=a.normalScale;!1===Array.isArray(e)&&
+(e=[e,e]);d.normalScale=(new C).fromArray(e)}void 0!==a.displacementMap&&(d.displacementMap=b(a.displacementMap));void 0!==a.displacementScale&&(d.displacementScale=a.displacementScale);void 0!==a.displacementBias&&(d.displacementBias=a.displacementBias);void 0!==a.roughnessMap&&(d.roughnessMap=b(a.roughnessMap));void 0!==a.metalnessMap&&(d.metalnessMap=b(a.metalnessMap));void 0!==a.emissiveMap&&(d.emissiveMap=b(a.emissiveMap));void 0!==a.emissiveIntensity&&(d.emissiveIntensity=a.emissiveIntensity);
+void 0!==a.specularMap&&(d.specularMap=b(a.specularMap));void 0!==a.envMap&&(d.envMap=b(a.envMap));void 0!==a.reflectivity&&(d.reflectivity=a.reflectivity);void 0!==a.lightMap&&(d.lightMap=b(a.lightMap));void 0!==a.lightMapIntensity&&(d.lightMapIntensity=a.lightMapIntensity);void 0!==a.aoMap&&(d.aoMap=b(a.aoMap));void 0!==a.aoMapIntensity&&(d.aoMapIntensity=a.aoMapIntensity);void 0!==a.gradientMap&&(d.gradientMap=b(a.gradientMap));return d}});Object.assign(be.prototype,{load:function(a,b,c,d){var e=
+this;(new Ka(e.manager)).load(a,function(a){b(e.parse(JSON.parse(a)))},c,d)},parse:function(a){var b=new E,c=a.data.index;void 0!==c&&(c=new ef[c.type](c.array),b.setIndex(new Z(c,1)));var d=a.data.attributes,e;for(e in d){var f=d[e],c=new ef[f.type](f.array);b.addAttribute(e,new Z(c,f.itemSize,f.normalized))}e=a.data.groups||a.data.drawcalls||a.data.offsets;if(void 0!==e)for(c=0,d=e.length;c!==d;++c)f=e[c],b.addGroup(f.start,f.count,f.materialIndex);a=a.data.boundingSphere;void 0!==a&&(e=new n,void 0!==
+a.center&&e.fromArray(a.center),b.boundingSphere=new Ea(e,a.radius));return b}});var ef={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:"undefined"!==typeof Uint8ClampedArray?Uint8ClampedArray:Uint8Array,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};ec.Handlers={handlers:[],add:function(a,b){this.handlers.push(a,b)},get:function(a){for(var b=this.handlers,c=0,d=b.length;c<d;c+=2){var e=
+b[c+1];if(b[c].test(a))return e}return null}};Object.assign(ec.prototype,{crossOrigin:void 0,extractUrlBase:function(a){a=a.split("/");if(1===a.length)return"./";a.pop();return a.join("/")+"/"},initMaterials:function(a,b,c){for(var d=[],e=0;e<a.length;++e)d[e]=this.createMaterial(a[e],b,c);return d},createMaterial:function(){var a={NoBlending:0,NormalBlending:1,AdditiveBlending:2,SubtractiveBlending:3,MultiplyBlending:4,CustomBlending:5},b=new G,c=new rd,d=new Gd;return function(e,f,g){function h(a,
+b,d,e,h){a=f+a;var m=ec.Handlers.get(a);null!==m?a=m.load(a):(c.setCrossOrigin(g),a=c.load(a));void 0!==b&&(a.repeat.fromArray(b),1!==b[0]&&(a.wrapS=1E3),1!==b[1]&&(a.wrapT=1E3));void 0!==d&&a.offset.fromArray(d);void 0!==e&&("repeat"===e[0]&&(a.wrapS=1E3),"mirror"===e[0]&&(a.wrapS=1002),"repeat"===e[1]&&(a.wrapT=1E3),"mirror"===e[1]&&(a.wrapT=1002));void 0!==h&&(a.anisotropy=h);b=Y.generateUUID();k[b]=a;return b}var k={},m={uuid:Y.generateUUID(),type:"MeshLambertMaterial"},l;for(l in e){var n=e[l];
+switch(l){case "DbgColor":case "DbgIndex":case "opticalDensity":case "illumination":break;case "DbgName":m.name=n;break;case "blending":m.blending=a[n];break;case "colorAmbient":case "mapAmbient":console.warn("THREE.Loader.createMaterial:",l,"is no longer supported.");break;case "colorDiffuse":m.color=b.fromArray(n).getHex();break;case "colorSpecular":m.specular=b.fromArray(n).getHex();break;case "colorEmissive":m.emissive=b.fromArray(n).getHex();break;case "specularCoef":m.shininess=n;break;case "shading":"basic"===
+n.toLowerCase()&&(m.type="MeshBasicMaterial");"phong"===n.toLowerCase()&&(m.type="MeshPhongMaterial");"standard"===n.toLowerCase()&&(m.type="MeshStandardMaterial");break;case "mapDiffuse":m.map=h(n,e.mapDiffuseRepeat,e.mapDiffuseOffset,e.mapDiffuseWrap,e.mapDiffuseAnisotropy);break;case "mapDiffuseRepeat":case "mapDiffuseOffset":case "mapDiffuseWrap":case "mapDiffuseAnisotropy":break;case "mapEmissive":m.emissiveMap=h(n,e.mapEmissiveRepeat,e.mapEmissiveOffset,e.mapEmissiveWrap,e.mapEmissiveAnisotropy);
+break;case "mapEmissiveRepeat":case "mapEmissiveOffset":case "mapEmissiveWrap":case "mapEmissiveAnisotropy":break;case "mapLight":m.lightMap=h(n,e.mapLightRepeat,e.mapLightOffset,e.mapLightWrap,e.mapLightAnisotropy);break;case "mapLightRepeat":case "mapLightOffset":case "mapLightWrap":case "mapLightAnisotropy":break;case "mapAO":m.aoMap=h(n,e.mapAORepeat,e.mapAOOffset,e.mapAOWrap,e.mapAOAnisotropy);break;case "mapAORepeat":case "mapAOOffset":case "mapAOWrap":case "mapAOAnisotropy":break;case "mapBump":m.bumpMap=
+h(n,e.mapBumpRepeat,e.mapBumpOffset,e.mapBumpWrap,e.mapBumpAnisotropy);break;case "mapBumpScale":m.bumpScale=n;break;case "mapBumpRepeat":case "mapBumpOffset":case "mapBumpWrap":case "mapBumpAnisotropy":break;case "mapNormal":m.normalMap=h(n,e.mapNormalRepeat,e.mapNormalOffset,e.mapNormalWrap,e.mapNormalAnisotropy);break;case "mapNormalFactor":m.normalScale=[n,n];break;case "mapNormalRepeat":case "mapNormalOffset":case "mapNormalWrap":case "mapNormalAnisotropy":break;case "mapSpecular":m.specularMap=
+h(n,e.mapSpecularRepeat,e.mapSpecularOffset,e.mapSpecularWrap,e.mapSpecularAnisotropy);break;case "mapSpecularRepeat":case "mapSpecularOffset":case "mapSpecularWrap":case "mapSpecularAnisotropy":break;case "mapMetalness":m.metalnessMap=h(n,e.mapMetalnessRepeat,e.mapMetalnessOffset,e.mapMetalnessWrap,e.mapMetalnessAnisotropy);break;case "mapMetalnessRepeat":case "mapMetalnessOffset":case "mapMetalnessWrap":case "mapMetalnessAnisotropy":break;case "mapRoughness":m.roughnessMap=h(n,e.mapRoughnessRepeat,
+e.mapRoughnessOffset,e.mapRoughnessWrap,e.mapRoughnessAnisotropy);break;case "mapRoughnessRepeat":case "mapRoughnessOffset":case "mapRoughnessWrap":case "mapRoughnessAnisotropy":break;case "mapAlpha":m.alphaMap=h(n,e.mapAlphaRepeat,e.mapAlphaOffset,e.mapAlphaWrap,e.mapAlphaAnisotropy);break;case "mapAlphaRepeat":case "mapAlphaOffset":case "mapAlphaWrap":case "mapAlphaAnisotropy":break;case "flipSided":m.side=1;break;case "doubleSided":m.side=2;break;case "transparency":console.warn("THREE.Loader.createMaterial: transparency has been renamed to opacity");
+m.opacity=n;break;case "depthTest":case "depthWrite":case "colorWrite":case "opacity":case "reflectivity":case "transparent":case "visible":case "wireframe":m[l]=n;break;case "vertexColors":!0===n&&(m.vertexColors=2);"face"===n&&(m.vertexColors=1);break;default:console.error("THREE.Loader.createMaterial: Unsupported",l,n)}}"MeshBasicMaterial"===m.type&&delete m.emissive;"MeshPhongMaterial"!==m.type&&delete m.specular;1>m.opacity&&(m.transparent=!0);d.setTextures(k);return d.parse(m)}}()});Object.assign(ce.prototype,
+{load:function(a,b,c,d){var e=this,f=this.texturePath&&"string"===typeof this.texturePath?this.texturePath:ec.prototype.extractUrlBase(a),g=new Ka(this.manager);g.setWithCredentials(this.withCredentials);g.load(a,function(c){c=JSON.parse(c);var d=c.metadata;if(void 0!==d&&(d=d.type,void 0!==d)){if("object"===d.toLowerCase()){console.error("THREE.JSONLoader: "+a+" should be loaded with THREE.ObjectLoader instead.");return}if("scene"===d.toLowerCase()){console.error("THREE.JSONLoader: "+a+" should be loaded with THREE.SceneLoader instead.");
+return}}c=e.parse(c,f);b(c.geometry,c.materials)},c,d)},setTexturePath:function(a){this.texturePath=a},parse:function(){return function(a,b){void 0!==a.data&&(a=a.data);a.scale=void 0!==a.scale?1/a.scale:1;var c=new J,d=a,e,f,g,h,k,m,l,v,p,r,z,t,y,x,u=d.faces;p=d.vertices;var B=d.normals,w=d.colors;m=d.scale;var I=0;if(void 0!==d.uvs){for(e=0;e<d.uvs.length;e++)d.uvs[e].length&&I++;for(e=0;e<I;e++)c.faceVertexUvs[e]=[]}h=0;for(k=p.length;h<k;)e=new n,e.x=p[h++]*m,e.y=p[h++]*m,e.z=p[h++]*m,c.vertices.push(e);
+h=0;for(k=u.length;h<k;)if(p=u[h++],r=p&1,g=p&2,e=p&8,l=p&16,z=p&32,m=p&64,p&=128,r){r=new Sa;r.a=u[h];r.b=u[h+1];r.c=u[h+3];t=new Sa;t.a=u[h+1];t.b=u[h+2];t.c=u[h+3];h+=4;g&&(g=u[h++],r.materialIndex=g,t.materialIndex=g);g=c.faces.length;if(e)for(e=0;e<I;e++)for(y=d.uvs[e],c.faceVertexUvs[e][g]=[],c.faceVertexUvs[e][g+1]=[],f=0;4>f;f++)v=u[h++],x=y[2*v],v=y[2*v+1],x=new C(x,v),2!==f&&c.faceVertexUvs[e][g].push(x),0!==f&&c.faceVertexUvs[e][g+1].push(x);l&&(l=3*u[h++],r.normal.set(B[l++],B[l++],B[l]),
+t.normal.copy(r.normal));if(z)for(e=0;4>e;e++)l=3*u[h++],z=new n(B[l++],B[l++],B[l]),2!==e&&r.vertexNormals.push(z),0!==e&&t.vertexNormals.push(z);m&&(m=u[h++],m=w[m],r.color.setHex(m),t.color.setHex(m));if(p)for(e=0;4>e;e++)m=u[h++],m=w[m],2!==e&&r.vertexColors.push(new G(m)),0!==e&&t.vertexColors.push(new G(m));c.faces.push(r);c.faces.push(t)}else{r=new Sa;r.a=u[h++];r.b=u[h++];r.c=u[h++];g&&(g=u[h++],r.materialIndex=g);g=c.faces.length;if(e)for(e=0;e<I;e++)for(y=d.uvs[e],c.faceVertexUvs[e][g]=
+[],f=0;3>f;f++)v=u[h++],x=y[2*v],v=y[2*v+1],x=new C(x,v),c.faceVertexUvs[e][g].push(x);l&&(l=3*u[h++],r.normal.set(B[l++],B[l++],B[l]));if(z)for(e=0;3>e;e++)l=3*u[h++],z=new n(B[l++],B[l++],B[l]),r.vertexNormals.push(z);m&&(m=u[h++],r.color.setHex(w[m]));if(p)for(e=0;3>e;e++)m=u[h++],r.vertexColors.push(new G(w[m]));c.faces.push(r)}d=a;h=void 0!==d.influencesPerVertex?d.influencesPerVertex:2;if(d.skinWeights)for(k=0,u=d.skinWeights.length;k<u;k+=h)c.skinWeights.push(new fa(d.skinWeights[k],1<h?d.skinWeights[k+
+1]:0,2<h?d.skinWeights[k+2]:0,3<h?d.skinWeights[k+3]:0));if(d.skinIndices)for(k=0,u=d.skinIndices.length;k<u;k+=h)c.skinIndices.push(new fa(d.skinIndices[k],1<h?d.skinIndices[k+1]:0,2<h?d.skinIndices[k+2]:0,3<h?d.skinIndices[k+3]:0));c.bones=d.bones;c.bones&&0<c.bones.length&&(c.skinWeights.length!==c.skinIndices.length||c.skinIndices.length!==c.vertices.length)&&console.warn("When skinning, number of vertices ("+c.vertices.length+"), skinIndices ("+c.skinIndices.length+"), and skinWeights ("+c.skinWeights.length+
+") should match.");k=a;u=k.scale;if(void 0!==k.morphTargets)for(d=0,h=k.morphTargets.length;d<h;d++)for(c.morphTargets[d]={},c.morphTargets[d].name=k.morphTargets[d].name,c.morphTargets[d].vertices=[],B=c.morphTargets[d].vertices,w=k.morphTargets[d].vertices,I=0,p=w.length;I<p;I+=3)m=new n,m.x=w[I]*u,m.y=w[I+1]*u,m.z=w[I+2]*u,B.push(m);if(void 0!==k.morphColors&&0<k.morphColors.length)for(console.warn('THREE.JSONLoader: "morphColors" no longer supported. Using them as face colors.'),u=c.faces,k=k.morphColors[0].colors,
+d=0,h=u.length;d<h;d++)u[d].color.fromArray(k,3*d);k=a;d=[];h=[];void 0!==k.animation&&h.push(k.animation);void 0!==k.animations&&(k.animations.length?h=h.concat(k.animations):h.push(k.animations));for(k=0;k<h.length;k++)(u=Da.parseAnimation(h[k],c.bones))&&d.push(u);c.morphTargets&&(h=Da.CreateClipsFromMorphTargetSequences(c.morphTargets,10),d=d.concat(h));0<d.length&&(c.animations=d);c.computeFaceNormals();c.computeBoundingSphere();if(void 0===a.materials||0===a.materials.length)return{geometry:c};
+d=ec.prototype.initMaterials(a.materials,b,this.crossOrigin);return{geometry:c,materials:d}}}()});Object.assign(Pe.prototype,{load:function(a,b,c,d){""===this.texturePath&&(this.texturePath=a.substring(0,a.lastIndexOf("/")+1));var e=this;(new Ka(e.manager)).load(a,function(c){var g=null;try{g=JSON.parse(c)}catch(h){void 0!==d&&d(h);console.error("THREE:ObjectLoader: Can't parse "+a+".",h.message);return}c=g.metadata;void 0===c||void 0===c.type||"geometry"===c.type.toLowerCase()?console.error("THREE.ObjectLoader: Can't load "+
+a+". Use THREE.JSONLoader instead."):e.parse(g,b)},c,d)},setTexturePath:function(a){this.texturePath=a},setCrossOrigin:function(a){this.crossOrigin=a},parse:function(a,b){var c=this.parseGeometries(a.geometries),d=this.parseImages(a.images,function(){void 0!==b&&b(e)}),d=this.parseTextures(a.textures,d),d=this.parseMaterials(a.materials,d),e=this.parseObject(a.object,c,d);a.animations&&(e.animations=this.parseAnimations(a.animations));void 0!==a.images&&0!==a.images.length||void 0===b||b(e);return e},
+parseGeometries:function(a){var b={};if(void 0!==a)for(var c=new ce,d=new be,e=0,f=a.length;e<f;e++){var g,h=a[e];switch(h.type){case "PlaneGeometry":case "PlaneBufferGeometry":g=new Ma[h.type](h.width,h.height,h.widthSegments,h.heightSegments);break;case "BoxGeometry":case "BoxBufferGeometry":case "CubeGeometry":g=new Ma[h.type](h.width,h.height,h.depth,h.widthSegments,h.heightSegments,h.depthSegments);break;case "CircleGeometry":case "CircleBufferGeometry":g=new Ma[h.type](h.radius,h.segments,h.thetaStart,
+h.thetaLength);break;case "CylinderGeometry":case "CylinderBufferGeometry":g=new Ma[h.type](h.radiusTop,h.radiusBottom,h.height,h.radialSegments,h.heightSegments,h.openEnded,h.thetaStart,h.thetaLength);break;case "ConeGeometry":case "ConeBufferGeometry":g=new Ma[h.type](h.radius,h.height,h.radialSegments,h.heightSegments,h.openEnded,h.thetaStart,h.thetaLength);break;case "SphereGeometry":case "SphereBufferGeometry":g=new Ma[h.type](h.radius,h.widthSegments,h.heightSegments,h.phiStart,h.phiLength,
+h.thetaStart,h.thetaLength);break;case "DodecahedronGeometry":case "IcosahedronGeometry":case "OctahedronGeometry":case "TetrahedronGeometry":g=new Ma[h.type](h.radius,h.detail);break;case "RingGeometry":case "RingBufferGeometry":g=new Ma[h.type](h.innerRadius,h.outerRadius,h.thetaSegments,h.phiSegments,h.thetaStart,h.thetaLength);break;case "TorusGeometry":case "TorusBufferGeometry":g=new Ma[h.type](h.radius,h.tube,h.radialSegments,h.tubularSegments,h.arc);break;case "TorusKnotGeometry":case "TorusKnotBufferGeometry":g=
+new Ma[h.type](h.radius,h.tube,h.tubularSegments,h.radialSegments,h.p,h.q);break;case "LatheGeometry":case "LatheBufferGeometry":g=new Ma[h.type](h.points,h.segments,h.phiStart,h.phiLength);break;case "BufferGeometry":g=d.parse(h);break;case "Geometry":g=c.parse(h,this.texturePath).geometry;break;default:console.warn('THREE.ObjectLoader: Unsupported geometry type "'+h.type+'"');continue}g.uuid=h.uuid;void 0!==h.name&&(g.name=h.name);b[h.uuid]=g}return b},parseMaterials:function(a,b){var c={};if(void 0!==
+a){var d=new Gd;d.setTextures(b);for(var e=0,f=a.length;e<f;e++){var g=a[e];if("MultiMaterial"===g.type){for(var h=[],k=0;k<g.materials.length;k++)h.push(d.parse(g.materials[k]));c[g.uuid]=h}else c[g.uuid]=d.parse(g)}}return c},parseAnimations:function(a){for(var b=[],c=0;c<a.length;c++){var d=Da.parse(a[c]);b.push(d)}return b},parseImages:function(a,b){function c(a){d.manager.itemStart(a);return g.load(a,function(){d.manager.itemEnd(a)},void 0,function(){d.manager.itemEnd(a);d.manager.itemError(a)})}
+var d=this,e={};if(void 0!==a&&0<a.length){var f=new Zd(b),g=new Sc(f);g.setCrossOrigin(this.crossOrigin);for(var f=0,h=a.length;f<h;f++){var k=a[f],m=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(k.url)?k.url:d.texturePath+k.url;e[k.uuid]=c(m)}}return e},parseTextures:function(a,b){function c(a,b){if("number"===typeof a)return a;console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",a);return b[a]}var d={};if(void 0!==a)for(var e=0,f=a.length;e<f;e++){var g=a[e];void 0===g.image&&
+console.warn('THREE.ObjectLoader: No "image" specified for',g.uuid);void 0===b[g.image]&&console.warn("THREE.ObjectLoader: Undefined image",g.image);var h=new ba(b[g.image]);h.needsUpdate=!0;h.uuid=g.uuid;void 0!==g.name&&(h.name=g.name);void 0!==g.mapping&&(h.mapping=c(g.mapping,ng));void 0!==g.offset&&h.offset.fromArray(g.offset);void 0!==g.repeat&&h.repeat.fromArray(g.repeat);void 0!==g.wrap&&(h.wrapS=c(g.wrap[0],ff),h.wrapT=c(g.wrap[1],ff));void 0!==g.minFilter&&(h.minFilter=c(g.minFilter,gf));
+void 0!==g.magFilter&&(h.magFilter=c(g.magFilter,gf));void 0!==g.anisotropy&&(h.anisotropy=g.anisotropy);void 0!==g.flipY&&(h.flipY=g.flipY);d[g.uuid]=h}return d},parseObject:function(){var a=new K;return function(b,c,d){function e(a){void 0===c[a]&&console.warn("THREE.ObjectLoader: Undefined geometry",a);return c[a]}function f(a){if(void 0!==a){if(Array.isArray(a)){for(var b=[],c=0,e=a.length;c<e;c++){var f=a[c];void 0===d[f]&&console.warn("THREE.ObjectLoader: Undefined material",f);b.push(d[f])}return b}void 0===
+d[a]&&console.warn("THREE.ObjectLoader: Undefined material",a);return d[a]}}var g;switch(b.type){case "Scene":g=new ld;void 0!==b.background&&Number.isInteger(b.background)&&(g.background=new G(b.background));void 0!==b.fog&&("Fog"===b.fog.type?g.fog=new Jb(b.fog.color,b.fog.near,b.fog.far):"FogExp2"===b.fog.type&&(g.fog=new Ib(b.fog.color,b.fog.density)));break;case "PerspectiveCamera":g=new qa(b.fov,b.aspect,b.near,b.far);void 0!==b.focus&&(g.focus=b.focus);void 0!==b.zoom&&(g.zoom=b.zoom);void 0!==
+b.filmGauge&&(g.filmGauge=b.filmGauge);void 0!==b.filmOffset&&(g.filmOffset=b.filmOffset);void 0!==b.view&&(g.view=Object.assign({},b.view));break;case "OrthographicCamera":g=new Fb(b.left,b.right,b.top,b.bottom,b.near,b.far);break;case "AmbientLight":g=new yd(b.color,b.intensity);break;case "DirectionalLight":g=new xd(b.color,b.intensity);break;case "PointLight":g=new vd(b.color,b.intensity,b.distance,b.decay);break;case "RectAreaLight":g=new zd(b.color,b.intensity,b.width,b.height);break;case "SpotLight":g=
+new ud(b.color,b.intensity,b.distance,b.angle,b.penumbra,b.decay);break;case "HemisphereLight":g=new sd(b.color,b.groundColor,b.intensity);break;case "SkinnedMesh":console.warn("THREE.ObjectLoader.parseObject() does not support SkinnedMesh yet.");case "Mesh":g=e(b.geometry);var h=f(b.material);g=g.bones&&0<g.bones.length?new nd(g,h):new la(g,h);break;case "LOD":g=new yc;break;case "Line":g=new sa(e(b.geometry),f(b.material),b.mode);break;case "LineLoop":g=new od(e(b.geometry),f(b.material));break;
+case "LineSegments":g=new Q(e(b.geometry),f(b.material));break;case "PointCloud":case "Points":g=new Kb(e(b.geometry),f(b.material));break;case "Sprite":g=new xc(f(b.material));break;case "Group":g=new Ac;break;default:g=new z}g.uuid=b.uuid;void 0!==b.name&&(g.name=b.name);void 0!==b.matrix?(a.fromArray(b.matrix),a.decompose(g.position,g.quaternion,g.scale)):(void 0!==b.position&&g.position.fromArray(b.position),void 0!==b.rotation&&g.rotation.fromArray(b.rotation),void 0!==b.quaternion&&g.quaternion.fromArray(b.quaternion),
+void 0!==b.scale&&g.scale.fromArray(b.scale));void 0!==b.castShadow&&(g.castShadow=b.castShadow);void 0!==b.receiveShadow&&(g.receiveShadow=b.receiveShadow);b.shadow&&(void 0!==b.shadow.bias&&(g.shadow.bias=b.shadow.bias),void 0!==b.shadow.radius&&(g.shadow.radius=b.shadow.radius),void 0!==b.shadow.mapSize&&g.shadow.mapSize.fromArray(b.shadow.mapSize),void 0!==b.shadow.camera&&(g.shadow.camera=this.parseObject(b.shadow.camera)));void 0!==b.visible&&(g.visible=b.visible);void 0!==b.userData&&(g.userData=
+b.userData);if(void 0!==b.children)for(var k in b.children)g.add(this.parseObject(b.children[k],c,d));if("LOD"===b.type)for(b=b.levels,h=0;h<b.length;h++){var m=b[h];k=g.getObjectByProperty("uuid",m.object);void 0!==k&&g.addLevel(k,m.distance)}return g}}()});var ng={UVMapping:300,CubeReflectionMapping:301,CubeRefractionMapping:302,EquirectangularReflectionMapping:303,EquirectangularRefractionMapping:304,SphericalReflectionMapping:305,CubeUVReflectionMapping:306,CubeUVRefractionMapping:307},ff={RepeatWrapping:1E3,
+ClampToEdgeWrapping:1001,MirroredRepeatWrapping:1002},gf={NearestFilter:1003,NearestMipMapNearestFilter:1004,NearestMipMapLinearFilter:1005,LinearFilter:1006,LinearMipMapNearestFilter:1007,LinearMipMapLinearFilter:1008};Object.assign(ua.prototype,{getPoint:function(){console.warn("THREE.Curve: .getPoint() not implemented.");return null},getPointAt:function(a){a=this.getUtoTmapping(a);return this.getPoint(a)},getPoints:function(a){void 0===a&&(a=5);for(var b=[],c=0;c<=a;c++)b.push(this.getPoint(c/
+a));return b},getSpacedPoints:function(a){void 0===a&&(a=5);for(var b=[],c=0;c<=a;c++)b.push(this.getPointAt(c/a));return b},getLength:function(){var a=this.getLengths();return a[a.length-1]},getLengths:function(a){void 0===a&&(a=this.arcLengthDivisions);if(this.cacheArcLengths&&this.cacheArcLengths.length===a+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var b=[],c,d=this.getPoint(0),e,f=0;b.push(0);for(e=1;e<=a;e++)c=this.getPoint(e/a),f+=c.distanceTo(d),b.push(f),d=c;return this.cacheArcLengths=
+b},updateArcLengths:function(){this.needsUpdate=!0;this.getLengths()},getUtoTmapping:function(a,b){var c=this.getLengths(),d,e=c.length,f;f=b?b:a*c[e-1];for(var g=0,h=e-1,k;g<=h;)if(d=Math.floor(g+(h-g)/2),k=c[d]-f,0>k)g=d+1;else if(0<k)h=d-1;else{h=d;break}d=h;if(c[d]===f)return d/(e-1);g=c[d];return(d+(f-g)/(c[d+1]-g))/(e-1)},getTangent:function(a){var b=a-1E-4;a+=1E-4;0>b&&(b=0);1<a&&(a=1);b=this.getPoint(b);return this.getPoint(a).clone().sub(b).normalize()},getTangentAt:function(a){a=this.getUtoTmapping(a);
+return this.getTangent(a)},computeFrenetFrames:function(a,b){var c=new n,d=[],e=[],f=[],g=new n,h=new K,k,m;for(k=0;k<=a;k++)m=k/a,d[k]=this.getTangentAt(m),d[k].normalize();e[0]=new n;f[0]=new n;k=Number.MAX_VALUE;m=Math.abs(d[0].x);var l=Math.abs(d[0].y),v=Math.abs(d[0].z);m<=k&&(k=m,c.set(1,0,0));l<=k&&(k=l,c.set(0,1,0));v<=k&&c.set(0,0,1);g.crossVectors(d[0],c).normalize();e[0].crossVectors(d[0],g);f[0].crossVectors(d[0],e[0]);for(k=1;k<=a;k++)e[k]=e[k-1].clone(),f[k]=f[k-1].clone(),g.crossVectors(d[k-
+1],d[k]),g.length()>Number.EPSILON&&(g.normalize(),c=Math.acos(Y.clamp(d[k-1].dot(d[k]),-1,1)),e[k].applyMatrix4(h.makeRotationAxis(g,c))),f[k].crossVectors(d[k],e[k]);if(!0===b)for(c=Math.acos(Y.clamp(e[0].dot(e[a]),-1,1)),c/=a,0<d[0].dot(g.crossVectors(e[0],e[a]))&&(c=-c),k=1;k<=a;k++)e[k].applyMatrix4(h.makeRotationAxis(d[k],c*k)),f[k].crossVectors(d[k],e[k]);return{tangents:d,normals:e,binormals:f}}});Qa.prototype=Object.create(ua.prototype);Qa.prototype.constructor=Qa;Qa.prototype.isLineCurve=
+!0;Qa.prototype.getPoint=function(a){if(1===a)return this.v2.clone();var b=this.v2.clone().sub(this.v1);b.multiplyScalar(a).add(this.v1);return b};Qa.prototype.getPointAt=function(a){return this.getPoint(a)};Qa.prototype.getTangent=function(a){return this.v2.clone().sub(this.v1).normalize()};Vc.prototype=Object.assign(Object.create(ua.prototype),{constructor:Vc,add:function(a){this.curves.push(a)},closePath:function(){var a=this.curves[0].getPoint(0),b=this.curves[this.curves.length-1].getPoint(1);
+a.equals(b)||this.curves.push(new Qa(b,a))},getPoint:function(a){var b=a*this.getLength(),c=this.getCurveLengths();for(a=0;a<c.length;){if(c[a]>=b)return b=c[a]-b,a=this.curves[a],c=a.getLength(),a.getPointAt(0===c?0:1-b/c);a++}return null},getLength:function(){var a=this.getCurveLengths();return a[a.length-1]},updateArcLengths:function(){this.needsUpdate=!0;this.cacheLengths=null;this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;
+for(var a=[],b=0,c=0,d=this.curves.length;c<d;c++)b+=this.curves[c].getLength(),a.push(b);return this.cacheLengths=a},getSpacedPoints:function(a){void 0===a&&(a=40);for(var b=[],c=0;c<=a;c++)b.push(this.getPoint(c/a));this.autoClose&&b.push(b[0]);return b},getPoints:function(a){a=a||12;for(var b=[],c,d=0,e=this.curves;d<e.length;d++)for(var f=e[d],f=f.getPoints(f&&f.isEllipseCurve?2*a:f&&f.isLineCurve?1:f&&f.isSplineCurve?a*f.points.length:a),g=0;g<f.length;g++){var h=f[g];c&&c.equals(h)||(b.push(h),
+c=h)}this.autoClose&&1<b.length&&!b[b.length-1].equals(b[0])&&b.push(b[0]);return b},createPointsGeometry:function(a){a=this.getPoints(a);return this.createGeometry(a)},createSpacedPointsGeometry:function(a){a=this.getSpacedPoints(a);return this.createGeometry(a)},createGeometry:function(a){for(var b=new J,c=0,d=a.length;c<d;c++){var e=a[c];b.vertices.push(new n(e.x,e.y,e.z||0))}return b}});Va.prototype=Object.create(ua.prototype);Va.prototype.constructor=Va;Va.prototype.isEllipseCurve=!0;Va.prototype.getPoint=
+function(a){for(var b=2*Math.PI,c=this.aEndAngle-this.aStartAngle,d=Math.abs(c)<Number.EPSILON;0>c;)c+=b;for(;c>b;)c-=b;c<Number.EPSILON&&(c=d?0:b);!0!==this.aClockwise||d||(c=c===b?-b:c-b);b=this.aStartAngle+a*c;a=this.aX+this.xRadius*Math.cos(b);var e=this.aY+this.yRadius*Math.sin(b);0!==this.aRotation&&(b=Math.cos(this.aRotation),c=Math.sin(this.aRotation),d=a-this.aX,e-=this.aY,a=d*b-e*c+this.aX,e=d*c+e*b+this.aY);return new C(a,e)};yb.prototype=Object.create(ua.prototype);yb.prototype.constructor=
+yb;yb.prototype.isSplineCurve=!0;yb.prototype.getPoint=function(a){var b=this.points,c=(b.length-1)*a;a=Math.floor(c);var c=c-a,d=b[0===a?a:a-1],e=b[a],f=b[a>b.length-2?b.length-1:a+1],b=b[a>b.length-3?b.length-1:a+2];return new C(Qe(c,d.x,e.x,f.x,b.x),Qe(c,d.y,e.y,f.y,b.y))};fc.prototype=Object.create(ua.prototype);fc.prototype.constructor=fc;fc.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2,e=this.v3;return new C(xb(a,b.x,c.x,d.x,e.x),xb(a,b.y,c.y,d.y,e.y))};gc.prototype=Object.create(ua.prototype);
+gc.prototype.constructor=gc;gc.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2;return new C(wb(a,b.x,c.x,d.x),wb(a,b.y,c.y,d.y))};var te=Object.assign(Object.create(Vc.prototype),{fromPoints:function(a){this.moveTo(a[0].x,a[0].y);for(var b=1,c=a.length;b<c;b++)this.lineTo(a[b].x,a[b].y)},moveTo:function(a,b){this.currentPoint.set(a,b)},lineTo:function(a,b){var c=new Qa(this.currentPoint.clone(),new C(a,b));this.curves.push(c);this.currentPoint.set(a,b)},quadraticCurveTo:function(a,
+b,c,d){a=new gc(this.currentPoint.clone(),new C(a,b),new C(c,d));this.curves.push(a);this.currentPoint.set(c,d)},bezierCurveTo:function(a,b,c,d,e,f){a=new fc(this.currentPoint.clone(),new C(a,b),new C(c,d),new C(e,f));this.curves.push(a);this.currentPoint.set(e,f)},splineThru:function(a){var b=[this.currentPoint.clone()].concat(a),b=new yb(b);this.curves.push(b);this.currentPoint.copy(a[a.length-1])},arc:function(a,b,c,d,e,f){this.absarc(a+this.currentPoint.x,b+this.currentPoint.y,c,d,e,f)},absarc:function(a,
+b,c,d,e,f){this.absellipse(a,b,c,c,d,e,f)},ellipse:function(a,b,c,d,e,f,g,h){this.absellipse(a+this.currentPoint.x,b+this.currentPoint.y,c,d,e,f,g,h)},absellipse:function(a,b,c,d,e,f,g,h){a=new Va(a,b,c,d,e,f,g,h);0<this.curves.length&&(b=a.getPoint(0),b.equals(this.currentPoint)||this.lineTo(b.x,b.y));this.curves.push(a);a=a.getPoint(1);this.currentPoint.copy(a)}});Wc.prototype=te;te.constructor=Wc;zb.prototype=Object.assign(Object.create(te),{constructor:zb,getPointsHoles:function(a){for(var b=
+[],c=0,d=this.holes.length;c<d;c++)b[c]=this.holes[c].getPoints(a);return b},extractAllPoints:function(a){return{shape:this.getPoints(a),holes:this.getPointsHoles(a)}},extractPoints:function(a){return this.extractAllPoints(a)}});Object.assign(de.prototype,{moveTo:function(a,b){this.currentPath=new Wc;this.subPaths.push(this.currentPath);this.currentPath.moveTo(a,b)},lineTo:function(a,b){this.currentPath.lineTo(a,b)},quadraticCurveTo:function(a,b,c,d){this.currentPath.quadraticCurveTo(a,b,c,d)},bezierCurveTo:function(a,
+b,c,d,e,f){this.currentPath.bezierCurveTo(a,b,c,d,e,f)},splineThru:function(a){this.currentPath.splineThru(a)},toShapes:function(a,b){function c(a){for(var b=[],c=0,d=a.length;c<d;c++){var e=a[c],f=new zb;f.curves=e.curves;b.push(f)}return b}function d(a,b){for(var c=b.length,d=!1,e=c-1,f=0;f<c;e=f++){var g=b[e],h=b[f],k=h.x-g.x,m=h.y-g.y;if(Math.abs(m)>Number.EPSILON){if(0>m&&(g=b[f],k=-k,h=b[e],m=-m),!(a.y<g.y||a.y>h.y))if(a.y===g.y){if(a.x===g.x)return!0}else{e=m*(a.x-g.x)-k*(a.y-g.y);if(0===e)return!0;
+0>e||(d=!d)}}else if(a.y===g.y&&(h.x<=a.x&&a.x<=g.x||g.x<=a.x&&a.x<=h.x))return!0}return d}var e=Ia.isClockWise,f=this.subPaths;if(0===f.length)return[];if(!0===b)return c(f);var g,h,k,m=[];if(1===f.length)return h=f[0],k=new zb,k.curves=h.curves,m.push(k),m;var l=!e(f[0].getPoints()),l=a?!l:l;k=[];var n=[],p=[],r=0,z;n[r]=void 0;p[r]=[];for(var t=0,y=f.length;t<y;t++)h=f[t],z=h.getPoints(),g=e(z),(g=a?!g:g)?(!l&&n[r]&&r++,n[r]={s:new zb,p:z},n[r].s.curves=h.curves,l&&r++,p[r]=[]):p[r].push({h:h,
+p:z[0]});if(!n[0])return c(f);if(1<n.length){t=!1;h=[];e=0;for(f=n.length;e<f;e++)k[e]=[];e=0;for(f=n.length;e<f;e++)for(g=p[e],l=0;l<g.length;l++){r=g[l];z=!0;for(y=0;y<n.length;y++)d(r.p,n[y].p)&&(e!==y&&h.push({froms:e,tos:y,hole:l}),z?(z=!1,k[y].push(r)):t=!0);z&&k[e].push(r)}0<h.length&&(t||(p=k))}t=0;for(e=n.length;t<e;t++)for(k=n[t].s,m.push(k),h=p[t],f=0,g=h.length;f<g;f++)k.holes.push(h[f].h);return m}});Object.assign(ee.prototype,{isFont:!0,generateShapes:function(a,b,c){void 0===b&&(b=
+100);void 0===c&&(c=4);var d=this.data;a=String(a).split("");var e=b/d.resolution,f=(d.boundingBox.yMax-d.boundingBox.yMin+d.underlineThickness)*e,g=0,h=0;b=[];for(var k=0;k<a.length;k++){var m=a[k];if("\n"===m)g=0,h-=f;else{var l;l=e;var n=g,p=h;if(m=d.glyphs[m]||d.glyphs["?"]){var r=new de,z=[],t,y,x,u,B,w,C,G;if(m.o)for(var D=m._cachedOutline||(m._cachedOutline=m.o.split(" ")),E=0,J=D.length;E<J;)switch(D[E++]){case "m":t=D[E++]*l+n;y=D[E++]*l+p;r.moveTo(t,y);break;case "l":t=D[E++]*l+n;y=D[E++]*
+l+p;r.lineTo(t,y);break;case "q":t=D[E++]*l+n;y=D[E++]*l+p;B=D[E++]*l+n;w=D[E++]*l+p;r.quadraticCurveTo(B,w,t,y);if(u=z[z.length-1]){x=u.x;u=u.y;for(var F=1;F<=c;F++){var K=F/c;wb(K,x,B,t);wb(K,u,w,y)}}break;case "b":if(t=D[E++]*l+n,y=D[E++]*l+p,B=D[E++]*l+n,w=D[E++]*l+p,C=D[E++]*l+n,G=D[E++]*l+p,r.bezierCurveTo(B,w,C,G,t,y),u=z[z.length-1])for(x=u.x,u=u.y,F=1;F<=c;F++)K=F/c,xb(K,x,B,C,t),xb(K,u,w,G,y)}l={offsetX:m.ha*l,path:r}}else l=void 0;g+=l.offsetX;b.push(l.path)}}c=[];d=0;for(a=b.length;d<
+a;d++)Array.prototype.push.apply(c,b[d].toShapes());return c}});Object.assign(Re.prototype,{load:function(a,b,c,d){var e=this;(new Ka(this.manager)).load(a,function(a){var c;try{c=JSON.parse(a)}catch(d){console.warn("THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead."),c=JSON.parse(a.substring(65,a.length-2))}a=e.parse(c);b&&b(a)},c,d)},parse:function(a){return new ee(a)}});var Nd,he={getContext:function(){void 0===Nd&&(Nd=new (window.AudioContext||window.webkitAudioContext));
+return Nd},setContext:function(a){Nd=a}};Object.assign(fe.prototype,{load:function(a,b,c,d){var e=new Ka(this.manager);e.setResponseType("arraybuffer");e.load(a,function(a){he.getContext().decodeAudioData(a,function(a){b(a)})},c,d)}});Object.assign(Se.prototype,{update:function(){var a,b,c,d,e,f,g,h,k=new K,m=new K;return function(l){if(a!==this||b!==l.focus||c!==l.fov||d!==l.aspect*this.aspect||e!==l.near||f!==l.far||g!==l.zoom||h!==this.eyeSep){a=this;b=l.focus;c=l.fov;d=l.aspect*this.aspect;e=
+l.near;f=l.far;g=l.zoom;var n=l.projectionMatrix.clone();h=this.eyeSep/2;var p=h*e/b,r=e*Math.tan(Y.DEG2RAD*c*.5)/g,z,t;m.elements[12]=-h;k.elements[12]=h;z=-r*d+p;t=r*d+p;n.elements[0]=2*e/(t-z);n.elements[8]=(t+z)/(t-z);this.cameraL.projectionMatrix.copy(n);z=-r*d-p;t=r*d-p;n.elements[0]=2*e/(t-z);n.elements[8]=(t+z)/(t-z);this.cameraR.projectionMatrix.copy(n)}this.cameraL.matrixWorld.copy(l.matrixWorld).multiply(m);this.cameraR.matrixWorld.copy(l.matrixWorld).multiply(k)}}()});Hd.prototype=Object.create(z.prototype);
+Hd.prototype.constructor=Hd;ge.prototype=Object.assign(Object.create(z.prototype),{constructor:ge,getInput:function(){return this.gain},removeFilter:function(){null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null)},getFilter:function(){return this.filter},setFilter:function(a){null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination);
+this.filter=a;this.gain.connect(this.filter);this.filter.connect(this.context.destination)},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(a){this.gain.gain.value=a},updateMatrixWorld:function(){var a=new n,b=new oa,c=new n,d=new n;return function(e){z.prototype.updateMatrixWorld.call(this,e);e=this.context.listener;var f=this.up;this.matrixWorld.decompose(a,b,c);d.set(0,0,-1).applyQuaternion(b);e.positionX?(e.positionX.setValueAtTime(a.x,this.context.currentTime),
+e.positionY.setValueAtTime(a.y,this.context.currentTime),e.positionZ.setValueAtTime(a.z,this.context.currentTime),e.forwardX.setValueAtTime(d.x,this.context.currentTime),e.forwardY.setValueAtTime(d.y,this.context.currentTime),e.forwardZ.setValueAtTime(d.z,this.context.currentTime),e.upX.setValueAtTime(f.x,this.context.currentTime),e.upY.setValueAtTime(f.y,this.context.currentTime),e.upZ.setValueAtTime(f.z,this.context.currentTime)):(e.setPosition(a.x,a.y,a.z),e.setOrientation(d.x,d.y,d.z,f.x,f.y,
+f.z))}}()});hc.prototype=Object.assign(Object.create(z.prototype),{constructor:hc,getOutput:function(){return this.gain},setNodeSource:function(a){this.hasPlaybackControl=!1;this.sourceType="audioNode";this.source=a;this.connect();return this},setBuffer:function(a){this.buffer=a;this.sourceType="buffer";this.autoplay&&this.play();return this},play:function(){if(!0===this.isPlaying)console.warn("THREE.Audio: Audio is already playing.");else if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");
+else{var a=this.context.createBufferSource();a.buffer=this.buffer;a.loop=this.loop;a.onended=this.onEnded.bind(this);a.playbackRate.setValueAtTime(this.playbackRate,this.startTime);a.start(0,this.startTime);this.isPlaying=!0;this.source=a;return this.connect()}},pause:function(){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return this.source.stop(),this.startTime=this.context.currentTime,this.isPlaying=!1,this},stop:function(){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");
+else return this.source.stop(),this.startTime=0,this.isPlaying=!1,this},connect:function(){if(0<this.filters.length){this.source.connect(this.filters[0]);for(var a=1,b=this.filters.length;a<b;a++)this.filters[a-1].connect(this.filters[a]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this},disconnect:function(){if(0<this.filters.length){this.source.disconnect(this.filters[0]);for(var a=1,b=this.filters.length;a<b;a++)this.filters[a-
+1].disconnect(this.filters[a]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this},getFilters:function(){return this.filters},setFilters:function(a){a||(a=[]);!0===this.isPlaying?(this.disconnect(),this.filters=a,this.connect()):this.filters=a;return this},getFilter:function(){return this.getFilters()[0]},setFilter:function(a){return this.setFilters(a?[a]:[])},setPlaybackRate:function(a){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");
+else return this.playbackRate=a,!0===this.isPlaying&&this.source.playbackRate.setValueAtTime(this.playbackRate,this.context.currentTime),this},getPlaybackRate:function(){return this.playbackRate},onEnded:function(){this.isPlaying=!1},getLoop:function(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop},setLoop:function(a){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return this.loop=
+a,!0===this.isPlaying&&(this.source.loop=this.loop),this},getVolume:function(){return this.gain.gain.value},setVolume:function(a){this.gain.gain.value=a;return this}});ie.prototype=Object.assign(Object.create(hc.prototype),{constructor:ie,getOutput:function(){return this.panner},getRefDistance:function(){return this.panner.refDistance},setRefDistance:function(a){this.panner.refDistance=a},getRolloffFactor:function(){return this.panner.rolloffFactor},setRolloffFactor:function(a){this.panner.rolloffFactor=
+a},getDistanceModel:function(){return this.panner.distanceModel},setDistanceModel:function(a){this.panner.distanceModel=a},getMaxDistance:function(){return this.panner.maxDistance},setMaxDistance:function(a){this.panner.maxDistance=a},updateMatrixWorld:function(){var a=new n;return function(b){z.prototype.updateMatrixWorld.call(this,b);a.setFromMatrixPosition(this.matrixWorld);this.panner.setPosition(a.x,a.y,a.z)}}()});Object.assign(je.prototype,{getFrequencyData:function(){this.analyser.getByteFrequencyData(this.data);
+return this.data},getAverageFrequency:function(){for(var a=0,b=this.getFrequencyData(),c=0;c<b.length;c++)a+=b[c];return a/b.length}});Object.assign(ke.prototype,{accumulate:function(a,b){var c=this.buffer,d=this.valueSize,e=a*d+d,f=this.cumulativeWeight;if(0===f){for(f=0;f!==d;++f)c[e+f]=c[f];f=b}else f+=b,this._mixBufferRegion(c,e,0,b/f,d);this.cumulativeWeight=f},apply:function(a){var b=this.valueSize,c=this.buffer;a=a*b+b;var d=this.cumulativeWeight,e=this.binding;this.cumulativeWeight=0;1>d&&
+this._mixBufferRegion(c,a,3*b,1-d,b);for(var d=b,f=b+b;d!==f;++d)if(c[d]!==c[d+b]){e.setValue(c,a);break}},saveOriginalState:function(){var a=this.buffer,b=this.valueSize,c=3*b;this.binding.getValue(a,c);for(var d=b;d!==c;++d)a[d]=a[c+d%b];this.cumulativeWeight=0},restoreOriginalState:function(){this.binding.setValue(this.buffer,3*this.valueSize)},_select:function(a,b,c,d,e){if(.5<=d)for(d=0;d!==e;++d)a[b+d]=a[c+d]},_slerp:function(a,b,c,d){oa.slerpFlat(a,b,a,b,a,c,d)},_lerp:function(a,b,c,d,e){for(var f=
+1-d,g=0;g!==e;++g){var h=b+g;a[h]=a[h]*f+a[c+g]*d}}});Object.assign(Te.prototype,{getValue:function(a,b){this.bind();var c=this._bindings[this._targetGroup.nCachedObjects_];void 0!==c&&c.getValue(a,b)},setValue:function(a,b){for(var c=this._bindings,d=this._targetGroup.nCachedObjects_,e=c.length;d!==e;++d)c[d].setValue(a,b)},bind:function(){for(var a=this._bindings,b=this._targetGroup.nCachedObjects_,c=a.length;b!==c;++b)a[b].bind()},unbind:function(){for(var a=this._bindings,b=this._targetGroup.nCachedObjects_,
+c=a.length;b!==c;++b)a[b].unbind()}});Object.assign(ha,{Composite:Te,create:function(a,b,c){return a&&a.isAnimationObjectGroup?new ha.Composite(a,b,c):new ha(a,b,c)},sanitizeNodeName:function(a){return a.replace(/\s/g,"_").replace(/[^\w-]/g,"")},parseTrackName:function(){var a=new RegExp("^"+/((?:[\w-]+[\/:])*)/.source+/([\w-\.]+)?/.source+/(?:\.([\w-]+)(?:\[(.+)\])?)?/.source+/\.([\w-]+)(?:\[(.+)\])?/.source+"$"),b=["material","materials","bones"];return function(c){var d=a.exec(c);if(!d)throw Error("PropertyBinding: Cannot parse trackName: "+
+c);var d={nodeName:d[2],objectName:d[3],objectIndex:d[4],propertyName:d[5],propertyIndex:d[6]},e=d.nodeName&&d.nodeName.lastIndexOf(".");if(void 0!==e&&-1!==e){var f=d.nodeName.substring(e+1);-1!==b.indexOf(f)&&(d.nodeName=d.nodeName.substring(0,e),d.objectName=f)}if(null===d.propertyName||0===d.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+c);return d}}(),findNode:function(a,b){if(!b||""===b||"root"===b||"."===b||-1===b||b===a.name||b===a.uuid)return a;
+if(a.skeleton){var c=function(a){for(var c=0;c<a.bones.length;c++){var d=a.bones[c];if(d.name===b)return d}return null}(a.skeleton);if(c)return c}if(a.children){var d=function(a){for(var c=0;c<a.length;c++){var g=a[c];if(g.name===b||g.uuid===b||(g=d(g.children)))return g}return null};if(c=d(a.children))return c}return null}});Object.assign(ha.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},BindingType:{Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,
+NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(a,b){a[b]=this.node[this.propertyName]},function(a,b){for(var c=this.resolvedProperty,d=0,e=c.length;d!==e;++d)a[b++]=c[d]},function(a,b){a[b]=this.resolvedProperty[this.propertyIndex]},function(a,b){this.resolvedProperty.toArray(a,b)}],SetterByBindingTypeAndVersioning:[[function(a,b){this.node[this.propertyName]=a[b]},function(a,b){this.node[this.propertyName]=a[b];this.targetObject.needsUpdate=!0},function(a,b){this.node[this.propertyName]=
+a[b];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(a,b){for(var c=this.resolvedProperty,d=0,e=c.length;d!==e;++d)c[d]=a[b++]},function(a,b){for(var c=this.resolvedProperty,d=0,e=c.length;d!==e;++d)c[d]=a[b++];this.targetObject.needsUpdate=!0},function(a,b){for(var c=this.resolvedProperty,d=0,e=c.length;d!==e;++d)c[d]=a[b++];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(a,b){this.resolvedProperty[this.propertyIndex]=a[b]},function(a,b){this.resolvedProperty[this.propertyIndex]=
+a[b];this.targetObject.needsUpdate=!0},function(a,b){this.resolvedProperty[this.propertyIndex]=a[b];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(a,b){this.resolvedProperty.fromArray(a,b)},function(a,b){this.resolvedProperty.fromArray(a,b);this.targetObject.needsUpdate=!0},function(a,b){this.resolvedProperty.fromArray(a,b);this.targetObject.matrixWorldNeedsUpdate=!0}]],getValue:function(a,b){this.bind();this.getValue(a,b)},setValue:function(a,b){this.bind();this.setValue(a,b)},bind:function(){var a=
+this.node,b=this.parsedPath,c=b.objectName,d=b.propertyName,e=b.propertyIndex;a||(this.node=a=ha.findNode(this.rootNode,b.nodeName)||this.rootNode);this.getValue=this._getValue_unavailable;this.setValue=this._setValue_unavailable;if(a){if(c){var f=b.objectIndex;switch(c){case "materials":if(!a.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!a.material.materials){console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",
+this);return}a=a.material.materials;break;case "bones":if(!a.skeleton){console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}a=a.skeleton.bones;for(c=0;c<a.length;c++)if(a[c].name===f){f=c;break}break;default:if(void 0===a[c]){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}a=a[c]}if(void 0!==f){if(void 0===a[f]){console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",
+this,a);return}a=a[f]}}f=a[d];if(void 0===f)console.error("THREE.PropertyBinding: Trying to update property for track: "+b.nodeName+"."+d+" but it wasn't found.",a);else{b=this.Versioning.None;void 0!==a.needsUpdate?(b=this.Versioning.NeedsUpdate,this.targetObject=a):void 0!==a.matrixWorldNeedsUpdate&&(b=this.Versioning.MatrixWorldNeedsUpdate,this.targetObject=a);c=this.BindingType.Direct;if(void 0!==e){if("morphTargetInfluences"===d){if(!a.geometry){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",
+this);return}if(a.geometry.isBufferGeometry){if(!a.geometry.morphAttributes){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}for(c=0;c<this.node.geometry.morphAttributes.position.length;c++)if(a.geometry.morphAttributes.position[c].name===e){e=c;break}}else{if(!a.geometry.morphTargets){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphTargets.",
+this);return}for(c=0;c<this.node.geometry.morphTargets.length;c++)if(a.geometry.morphTargets[c].name===e){e=c;break}}}c=this.BindingType.ArrayElement;this.resolvedProperty=f;this.propertyIndex=e}else void 0!==f.fromArray&&void 0!==f.toArray?(c=this.BindingType.HasFromToArray,this.resolvedProperty=f):Array.isArray(f)?(c=this.BindingType.EntireArray,this.resolvedProperty=f):this.propertyName=d;this.getValue=this.GetterByBindingType[c];this.setValue=this.SetterByBindingTypeAndVersioning[c][b]}}else console.error("THREE.PropertyBinding: Trying to update node for track: "+
+this.path+" but it wasn't found.")},unbind:function(){this.node=null;this.getValue=this._getValue_unbound;this.setValue=this._setValue_unbound}});Object.assign(ha.prototype,{_getValue_unbound:ha.prototype.getValue,_setValue_unbound:ha.prototype.setValue});Object.assign(Ue.prototype,{isAnimationObjectGroup:!0,add:function(a){for(var b=this._objects,c=b.length,d=this.nCachedObjects_,e=this._indicesByUUID,f=this._paths,g=this._parsedPaths,h=this._bindings,k=h.length,m=0,l=arguments.length;m!==l;++m){var n=
+arguments[m],p=n.uuid,r=e[p];if(void 0===r){r=c++;e[p]=r;b.push(n);for(var p=0,z=k;p!==z;++p)h[p].push(new ha(n,f[p],g[p]))}else if(r<d){var t=--d,z=b[t];e[z.uuid]=r;b[r]=z;e[p]=t;b[t]=n;p=0;for(z=k;p!==z;++p){var y=h[p],x=y[r];y[r]=y[t];void 0===x&&(x=new ha(n,f[p],g[p]));y[t]=x}}else void 0!==b[r]&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=d},remove:function(a){for(var b=
+this._objects,c=this.nCachedObjects_,d=this._indicesByUUID,e=this._bindings,f=e.length,g=0,h=arguments.length;g!==h;++g){var k=arguments[g],m=k.uuid,l=d[m];if(void 0!==l&&l>=c){var n=c++,p=b[n];d[p.uuid]=l;b[l]=p;d[m]=n;b[n]=k;k=0;for(m=f;k!==m;++k){var p=e[k],r=p[l];p[l]=p[n];p[n]=r}}}this.nCachedObjects_=c},uncache:function(a){for(var b=this._objects,c=b.length,d=this.nCachedObjects_,e=this._indicesByUUID,f=this._bindings,g=f.length,h=0,k=arguments.length;h!==k;++h){var l=arguments[h].uuid,n=e[l];
+if(void 0!==n)if(delete e[l],n<d){var l=--d,v=b[l],p=--c,r=b[p];e[v.uuid]=n;b[n]=v;e[r.uuid]=l;b[l]=r;b.pop();v=0;for(r=g;v!==r;++v){var z=f[v],t=z[p];z[n]=z[l];z[l]=t;z.pop()}}else for(p=--c,r=b[p],e[r.uuid]=n,b[n]=r,b.pop(),v=0,r=g;v!==r;++v)z=f[v],z[n]=z[p],z.pop()}this.nCachedObjects_=d},subscribe_:function(a,b){var c=this._bindingsIndicesByPath,d=c[a],e=this._bindings;if(void 0!==d)return e[d];var f=this._paths,g=this._parsedPaths,h=this._objects,k=this.nCachedObjects_,l=Array(h.length),d=e.length;
+c[a]=d;f.push(a);g.push(b);e.push(l);c=k;for(d=h.length;c!==d;++c)l[c]=new ha(h[c],a,b);return l},unsubscribe_:function(a){var b=this._bindingsIndicesByPath,c=b[a];if(void 0!==c){var d=this._paths,e=this._parsedPaths,f=this._bindings,g=f.length-1,h=f[g];b[a[g]]=c;f[c]=h;f.pop();e[c]=e[g];e.pop();d[c]=d[g];d.pop()}}});Object.assign(Ve.prototype,{play:function(){this._mixer._activateAction(this);return this},stop:function(){this._mixer._deactivateAction(this);return this.reset()},reset:function(){this.paused=
 !1;this.enabled=!0;this.time=0;this._loopCount=-1;this._startTime=null;return this.stopFading().stopWarping()},isRunning:function(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)},isScheduled:function(){return this._mixer._isActiveAction(this)},startAt:function(a){this._startTime=a;return this},setLoop:function(a,b){this.loop=a;this.repetitions=b;return this},setEffectiveWeight:function(a){this.weight=a;this._effectiveWeight=this.enabled?
 a:0;return this.stopFading()},getEffectiveWeight:function(){return this._effectiveWeight},fadeIn:function(a){return this._scheduleFading(a,0,1)},fadeOut:function(a){return this._scheduleFading(a,1,0)},crossFadeFrom:function(a,b,c){a.fadeOut(b);this.fadeIn(b);if(c){c=this._clip.duration;var d=a._clip.duration,e=c/d;a.warp(1,d/c,b);this.warp(e,1,b)}return this},crossFadeTo:function(a,b,c){return a.crossFadeFrom(this,b,c)},stopFading:function(){var a=this._weightInterpolant;null!==a&&(this._weightInterpolant=
 null,this._mixer._takeBackControlInterpolant(a));return this},setEffectiveTimeScale:function(a){this.timeScale=a;this._effectiveTimeScale=this.paused?0:a;return this.stopWarping()},getEffectiveTimeScale:function(){return this._effectiveTimeScale},setDuration:function(a){this.timeScale=this._clip.duration/a;return this.stopWarping()},syncWith:function(a){this.time=a.time;this.timeScale=a.timeScale;return this.stopWarping()},halt:function(a){return this.warp(this._effectiveTimeScale,0,a)},warp:function(a,
@@ -14313,117 +14517,116 @@ this._mixer._root},_update:function(a,b,c,d){if(this.enabled){var e=this._startT
 b=b*d;a>c.parameterPositions[1]&&(this.stopFading(),0===d&&(this.enabled=!1))}}return this._effectiveWeight=b},_updateTimeScale:function(a){var b=0;if(!this.paused){var b=this.timeScale,c=this._timeScaleInterpolant;if(null!==c){var d=c.evaluate(a)[0],b=b*d;a>c.parameterPositions[1]&&(this.stopWarping(),0===b?this.paused=!0:this.timeScale=b)}}return this._effectiveTimeScale=b},_updateTime:function(a){var b=this.time+a;if(0===a)return b;var c=this._clip.duration,d=this.loop,e=this._loopCount;if(2200===
 d)a:{if(-1===e&&(this._loopCount=0,this._setEndings(!0,!0,!1)),b>=c)b=c;else if(0>b)b=0;else break a;this.clampWhenFinished?this.paused=!0:this.enabled=!1;this._mixer.dispatchEvent({type:"finished",action:this,direction:0>a?-1:1})}else{d=2202===d;-1===e&&(0<=a?(e=0,this._setEndings(!0,0===this.repetitions,d)):this._setEndings(0===this.repetitions,!0,d));if(b>=c||0>b){var f=Math.floor(b/c),b=b-c*f,e=e+Math.abs(f),g=this.repetitions-e;0>g?(this.clampWhenFinished?this.paused=!0:this.enabled=!1,b=0<a?
 c:0,this._mixer.dispatchEvent({type:"finished",action:this,direction:0<a?1:-1})):(0===g?(a=0>a,this._setEndings(a,!a,d)):this._setEndings(!1,!1,d),this._loopCount=e,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:f}))}if(d&&1===(e&1))return this.time=b,c-b}return this.time=b},_setEndings:function(a,b,c){var d=this._interpolantSettings;c?(d.endingStart=2401,d.endingEnd=2401):(d.endingStart=a?this.zeroSlopeAtStart?2401:2400:2402,d.endingEnd=b?this.zeroSlopeAtEnd?2401:2400:2402)},_scheduleFading:function(a,
-b,c){var d=this._mixer,e=d.time,f=this._weightInterpolant;null===f&&(this._weightInterpolant=f=d._lendControlInterpolant());d=f.parameterPositions;f=f.sampleValues;d[0]=e;f[0]=b;d[1]=e+a;f[1]=c;return this}});Object.assign(Ye.prototype,sa.prototype,{_bindAction:function(a,b){var c=a._localRoot||this._root,d=a._clip.tracks,e=d.length,f=a._propertyBindings,g=a._interpolants,h=c.uuid,k=this._bindingsByRootAndName,l=k[h];void 0===l&&(l={},k[h]=l);for(k=0;k!==e;++k){var p=d[k],q=p.name,n=l[q];if(void 0===
-n){n=f[k];if(void 0!==n){null===n._cacheIndex&&(++n.referenceCount,this._addInactiveBinding(n,h,q));continue}n=new le(oa.create(c,q,b&&b._propertyBindings[k].binding.parsedPath),p.ValueTypeName,p.getValueSize());++n.referenceCount;this._addInactiveBinding(n,h,q)}f[k]=n;g[k].resultBuffer=n.buffer}},_activateAction:function(a){if(!this._isActiveAction(a)){if(null===a._cacheIndex){var b=(a._localRoot||this._root).uuid,c=a._clip.uuid,d=this._actionsByClip[c];this._bindAction(a,d&&d.knownActions[0]);this._addInactiveAction(a,
+b,c){var d=this._mixer,e=d.time,f=this._weightInterpolant;null===f&&(this._weightInterpolant=f=d._lendControlInterpolant());d=f.parameterPositions;f=f.sampleValues;d[0]=e;f[0]=b;d[1]=e+a;f[1]=c;return this}});Object.assign(We.prototype,xa.prototype,{_bindAction:function(a,b){var c=a._localRoot||this._root,d=a._clip.tracks,e=d.length,f=a._propertyBindings,g=a._interpolants,h=c.uuid,k=this._bindingsByRootAndName,l=k[h];void 0===l&&(l={},k[h]=l);for(k=0;k!==e;++k){var n=d[k],v=n.name,p=l[v];if(void 0===
+p){p=f[k];if(void 0!==p){null===p._cacheIndex&&(++p.referenceCount,this._addInactiveBinding(p,h,v));continue}p=new ke(ha.create(c,v,b&&b._propertyBindings[k].binding.parsedPath),n.ValueTypeName,n.getValueSize());++p.referenceCount;this._addInactiveBinding(p,h,v)}f[k]=p;g[k].resultBuffer=p.buffer}},_activateAction:function(a){if(!this._isActiveAction(a)){if(null===a._cacheIndex){var b=(a._localRoot||this._root).uuid,c=a._clip.uuid,d=this._actionsByClip[c];this._bindAction(a,d&&d.knownActions[0]);this._addInactiveAction(a,
 c,b)}b=a._propertyBindings;c=0;for(d=b.length;c!==d;++c){var e=b[c];0===e.useCount++&&(this._lendBinding(e),e.saveOriginalState())}this._lendAction(a)}},_deactivateAction:function(a){if(this._isActiveAction(a)){for(var b=a._propertyBindings,c=0,d=b.length;c!==d;++c){var e=b[c];0===--e.useCount&&(e.restoreOriginalState(),this._takeBackBinding(e))}this._takeBackAction(a)}},_initMemoryManager:function(){this._actions=[];this._nActiveActions=0;this._actionsByClip={};this._bindings=[];this._nActiveBindings=
 0;this._bindingsByRootAndName={};this._controlInterpolants=[];this._nActiveControlInterpolants=0;var a=this;this.stats={actions:{get total(){return a._actions.length},get inUse(){return a._nActiveActions}},bindings:{get total(){return a._bindings.length},get inUse(){return a._nActiveBindings}},controlInterpolants:{get total(){return a._controlInterpolants.length},get inUse(){return a._nActiveControlInterpolants}}}},_isActiveAction:function(a){a=a._cacheIndex;return null!==a&&a<this._nActiveActions},
 _addInactiveAction:function(a,b,c){var d=this._actions,e=this._actionsByClip,f=e[b];void 0===f?(f={knownActions:[a],actionByRoot:{}},a._byClipCacheIndex=0,e[b]=f):(b=f.knownActions,a._byClipCacheIndex=b.length,b.push(a));a._cacheIndex=d.length;d.push(a);f.actionByRoot[c]=a},_removeInactiveAction:function(a){var b=this._actions,c=b[b.length-1],d=a._cacheIndex;c._cacheIndex=d;b[d]=c;b.pop();a._cacheIndex=null;var b=a._clip.uuid,c=this._actionsByClip,d=c[b],e=d.knownActions,f=e[e.length-1],g=a._byClipCacheIndex;
 f._byClipCacheIndex=g;e[g]=f;e.pop();a._byClipCacheIndex=null;delete d.actionByRoot[(a._localRoot||this._root).uuid];0===e.length&&delete c[b];this._removeInactiveBindingsForAction(a)},_removeInactiveBindingsForAction:function(a){a=a._propertyBindings;for(var b=0,c=a.length;b!==c;++b){var d=a[b];0===--d.referenceCount&&this._removeInactiveBinding(d)}},_lendAction:function(a){var b=this._actions,c=a._cacheIndex,d=this._nActiveActions++,e=b[d];a._cacheIndex=d;b[d]=a;e._cacheIndex=c;b[c]=e},_takeBackAction:function(a){var b=
 this._actions,c=a._cacheIndex,d=--this._nActiveActions,e=b[d];a._cacheIndex=d;b[d]=a;e._cacheIndex=c;b[c]=e},_addInactiveBinding:function(a,b,c){var d=this._bindingsByRootAndName,e=d[b],f=this._bindings;void 0===e&&(e={},d[b]=e);e[c]=a;a._cacheIndex=f.length;f.push(a)},_removeInactiveBinding:function(a){var b=this._bindings,c=a.binding,d=c.rootNode.uuid,c=c.path,e=this._bindingsByRootAndName,f=e[d],g=b[b.length-1];a=a._cacheIndex;g._cacheIndex=a;b[a]=g;b.pop();delete f[c];a:{for(var h in f)break a;
-delete e[d]}},_lendBinding:function(a){var b=this._bindings,c=a._cacheIndex,d=this._nActiveBindings++,e=b[d];a._cacheIndex=d;b[d]=a;e._cacheIndex=c;b[c]=e},_takeBackBinding:function(a){var b=this._bindings,c=a._cacheIndex,d=--this._nActiveBindings,e=b[d];a._cacheIndex=d;b[d]=a;e._cacheIndex=c;b[c]=e},_lendControlInterpolant:function(){var a=this._controlInterpolants,b=this._nActiveControlInterpolants++,c=a[b];void 0===c&&(c=new Wc(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer),
-c.__cacheIndex=b,a[b]=c);return c},_takeBackControlInterpolant:function(a){var b=this._controlInterpolants,c=a.__cacheIndex,d=--this._nActiveControlInterpolants,e=b[d];a.__cacheIndex=d;b[d]=a;e.__cacheIndex=c;b[c]=e},_controlInterpolantsResultBuffer:new Float32Array(1),clipAction:function(a,b){var c=b||this._root,d=c.uuid,e="string"===typeof a?Ba.findByName(c,a):a,c=null!==e?e.uuid:a,f=this._actionsByClip[c],g=null;if(void 0!==f){g=f.actionByRoot[d];if(void 0!==g)return g;g=f.knownActions[0];null===
-e&&(e=g._clip)}if(null===e)return null;e=new Xe(this,e,b);this._bindAction(e,g);this._addInactiveAction(e,c,d);return e},existingAction:function(a,b){var c=b||this._root,d=c.uuid,c="string"===typeof a?Ba.findByName(c,a):a,c=this._actionsByClip[c?c.uuid:a];return void 0!==c?c.actionByRoot[d]||null:null},stopAllAction:function(){for(var a=this._actions,b=this._nActiveActions,c=this._bindings,d=this._nActiveBindings,e=this._nActiveBindings=this._nActiveActions=0;e!==b;++e)a[e].reset();for(e=0;e!==d;++e)c[e].useCount=
+delete e[d]}},_lendBinding:function(a){var b=this._bindings,c=a._cacheIndex,d=this._nActiveBindings++,e=b[d];a._cacheIndex=d;b[d]=a;e._cacheIndex=c;b[c]=e},_takeBackBinding:function(a){var b=this._bindings,c=a._cacheIndex,d=--this._nActiveBindings,e=b[d];a._cacheIndex=d;b[d]=a;e._cacheIndex=c;b[c]=e},_lendControlInterpolant:function(){var a=this._controlInterpolants,b=this._nActiveControlInterpolants++,c=a[b];void 0===c&&(c=new Tc(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer),
+c.__cacheIndex=b,a[b]=c);return c},_takeBackControlInterpolant:function(a){var b=this._controlInterpolants,c=a.__cacheIndex,d=--this._nActiveControlInterpolants,e=b[d];a.__cacheIndex=d;b[d]=a;e.__cacheIndex=c;b[c]=e},_controlInterpolantsResultBuffer:new Float32Array(1),clipAction:function(a,b){var c=b||this._root,d=c.uuid,e="string"===typeof a?Da.findByName(c,a):a,c=null!==e?e.uuid:a,f=this._actionsByClip[c],g=null;if(void 0!==f){g=f.actionByRoot[d];if(void 0!==g)return g;g=f.knownActions[0];null===
+e&&(e=g._clip)}if(null===e)return null;e=new Ve(this,e,b);this._bindAction(e,g);this._addInactiveAction(e,c,d);return e},existingAction:function(a,b){var c=b||this._root,d=c.uuid,c="string"===typeof a?Da.findByName(c,a):a,c=this._actionsByClip[c?c.uuid:a];return void 0!==c?c.actionByRoot[d]||null:null},stopAllAction:function(){for(var a=this._actions,b=this._nActiveActions,c=this._bindings,d=this._nActiveBindings,e=this._nActiveBindings=this._nActiveActions=0;e!==b;++e)a[e].reset();for(e=0;e!==d;++e)c[e].useCount=
 0;return this},update:function(a){a*=this.timeScale;for(var b=this._actions,c=this._nActiveActions,d=this.time+=a,e=Math.sign(a),f=this._accuIndex^=1,g=0;g!==c;++g)b[g]._update(d,a,e,f);a=this._bindings;b=this._nActiveBindings;for(g=0;g!==b;++g)a[g].apply(f);return this},getRoot:function(){return this._root},uncacheClip:function(a){var b=this._actions;a=a.uuid;var c=this._actionsByClip,d=c[a];if(void 0!==d){for(var d=d.knownActions,e=0,f=d.length;e!==f;++e){var g=d[e];this._deactivateAction(g);var h=
 g._cacheIndex,k=b[b.length-1];g._cacheIndex=null;g._byClipCacheIndex=null;k._cacheIndex=h;b[h]=k;b.pop();this._removeInactiveBindingsForAction(g)}delete c[a]}},uncacheRoot:function(a){a=a.uuid;var b=this._actionsByClip,c;for(c in b){var d=b[c].actionByRoot[a];void 0!==d&&(this._deactivateAction(d),this._removeInactiveAction(d))}c=this._bindingsByRootAndName[a];if(void 0!==c)for(var e in c)a=c[e],a.restoreOriginalState(),this._removeInactiveBinding(a)},uncacheAction:function(a,b){var c=this.existingAction(a,
-b);null!==c&&(this._deactivateAction(c),this._removeInactiveAction(c))}});Jd.prototype.clone=function(){return new Jd(void 0===this.value.clone?this.value:this.value.clone())};me.prototype=Object.assign(Object.create(I.prototype),{constructor:me,isInstancedBufferGeometry:!0,addGroup:function(a,b,c){this.groups.push({start:a,count:b,materialIndex:c})},copy:function(a){var b=a.index;null!==b&&this.setIndex(b.clone());var b=a.attributes,c;for(c in b)this.addAttribute(c,b[c].clone());a=a.groups;c=0;for(b=
-a.length;c<b;c++){var d=a[c];this.addGroup(d.start,d.count,d.materialIndex)}return this}});Object.defineProperties(ne.prototype,{count:{get:function(){return this.data.count}},array:{get:function(){return this.data.array}}});Object.assign(ne.prototype,{isInterleavedBufferAttribute:!0,setX:function(a,b){this.data.array[a*this.data.stride+this.offset]=b;return this},setY:function(a,b){this.data.array[a*this.data.stride+this.offset+1]=b;return this},setZ:function(a,b){this.data.array[a*this.data.stride+
+b);null!==c&&(this._deactivateAction(c),this._removeInactiveAction(c))}});Id.prototype.clone=function(){return new Id(void 0===this.value.clone?this.value:this.value.clone())};le.prototype=Object.assign(Object.create(E.prototype),{constructor:le,isInstancedBufferGeometry:!0,addGroup:function(a,b,c){this.groups.push({start:a,count:b,materialIndex:c})},copy:function(a){var b=a.index;null!==b&&this.setIndex(b.clone());var b=a.attributes,c;for(c in b)this.addAttribute(c,b[c].clone());a=a.groups;c=0;for(b=
+a.length;c<b;c++){var d=a[c];this.addGroup(d.start,d.count,d.materialIndex)}return this}});Object.defineProperties(me.prototype,{count:{get:function(){return this.data.count}},array:{get:function(){return this.data.array}}});Object.assign(me.prototype,{isInterleavedBufferAttribute:!0,setX:function(a,b){this.data.array[a*this.data.stride+this.offset]=b;return this},setY:function(a,b){this.data.array[a*this.data.stride+this.offset+1]=b;return this},setZ:function(a,b){this.data.array[a*this.data.stride+
 this.offset+2]=b;return this},setW:function(a,b){this.data.array[a*this.data.stride+this.offset+3]=b;return this},getX:function(a){return this.data.array[a*this.data.stride+this.offset]},getY:function(a){return this.data.array[a*this.data.stride+this.offset+1]},getZ:function(a){return this.data.array[a*this.data.stride+this.offset+2]},getW:function(a){return this.data.array[a*this.data.stride+this.offset+3]},setXY:function(a,b,c){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+
-1]=c;return this},setXYZ:function(a,b,c,d){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+1]=c;this.data.array[a+2]=d;return this},setXYZW:function(a,b,c,d,e){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+1]=c;this.data.array[a+2]=d;this.data.array[a+3]=e;return this}});Object.defineProperty(kc.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.assign(kc.prototype,{isInterleavedBuffer:!0,setArray:function(a){if(Array.isArray(a))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");
+1]=c;return this},setXYZ:function(a,b,c,d){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+1]=c;this.data.array[a+2]=d;return this},setXYZW:function(a,b,c,d,e){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+1]=c;this.data.array[a+2]=d;this.data.array[a+3]=e;return this}});Object.defineProperty(ic.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.assign(ic.prototype,{isInterleavedBuffer:!0,setArray:function(a){if(Array.isArray(a))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");
 this.count=void 0!==a?a.length/this.stride:0;this.array=a},setDynamic:function(a){this.dynamic=a;return this},copy:function(a){this.array=new a.array.constructor(a.array);this.count=a.count;this.stride=a.stride;this.dynamic=a.dynamic;return this},copyAt:function(a,b,c){a*=this.stride;c*=b.stride;for(var d=0,e=this.stride;d<e;d++)this.array[a+d]=b.array[c+d];return this},set:function(a,b){void 0===b&&(b=0);this.array.set(a,b);return this},clone:function(){return(new this.constructor).copy(this)},onUpload:function(a){this.onUploadCallback=
-a;return this}});oe.prototype=Object.assign(Object.create(kc.prototype),{constructor:oe,isInstancedInterleavedBuffer:!0,copy:function(a){kc.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this}});pe.prototype=Object.assign(Object.create(L.prototype),{constructor:pe,isInstancedBufferAttribute:!0,copy:function(a){L.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this}});Object.assign(Ze.prototype,{linePrecision:1,set:function(a,b){this.ray.set(a,
-b)},setFromCamera:function(a,b){b&&b.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(b.matrixWorld),this.ray.direction.set(a.x,a.y,.5).unproject(b).sub(this.ray.origin).normalize()):b&&b.isOrthographicCamera?(this.ray.origin.set(a.x,a.y,(b.near+b.far)/(b.near-b.far)).unproject(b),this.ray.direction.set(0,0,-1).transformDirection(b.matrixWorld)):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(a,b){var c=[];qe(a,this,c,b);c.sort($e);return c},intersectObjects:function(a,
-b){var c=[];if(!1===Array.isArray(a))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),c;for(var d=0,e=a.length;d<e;d++)qe(a[d],this,c,b);c.sort($e);return c}});Object.assign(af.prototype,{start:function(){this.oldTime=this.startTime=("undefined"===typeof performance?Date:performance).now();this.elapsedTime=0;this.running=!0},stop:function(){this.getElapsedTime();this.running=!1},getElapsedTime:function(){this.getDelta();return this.elapsedTime},getDelta:function(){var a=
-0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var b=("undefined"===typeof performance?Date:performance).now(),a=(b-this.oldTime)/1E3;this.oldTime=b;this.elapsedTime+=a}return a}});Object.assign(bf.prototype,{set:function(a,b,c){this.radius=a;this.phi=b;this.theta=c;return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.radius=a.radius;this.phi=a.phi;this.theta=a.theta;return this},makeSafe:function(){this.phi=Math.max(1E-6,Math.min(Math.PI-
-1E-6,this.phi));return this},setFromVector3:function(a){this.radius=a.length();0===this.radius?this.phi=this.theta=0:(this.theta=Math.atan2(a.x,a.z),this.phi=Math.acos(Y.clamp(a.y/this.radius,-1,1)));return this}});Object.assign(cf.prototype,{set:function(a,b,c){this.radius=a;this.theta=b;this.y=c;return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.radius=a.radius;this.theta=a.theta;this.y=a.y;return this},setFromVector3:function(a){this.radius=Math.sqrt(a.x*
-a.x+a.z*a.z);this.theta=Math.atan2(a.x,a.z);this.y=a.y;return this}});ra.prototype=Object.create(Ca.prototype);ra.prototype.constructor=ra;ra.prototype.createAnimation=function(a,b,c,d){b={start:b,end:c,length:c-b+1,fps:d,duration:(c-b)/d,lastFrame:0,currentFrame:0,active:!1,time:0,direction:1,weight:1,directionBackwards:!1,mirroredLoop:!1};this.animationsMap[a]=b;this.animationsList.push(b)};ra.prototype.autoCreateAnimations=function(a){for(var b=/([a-z]+)_?(\d+)/i,c,d={},e=this.geometry,f=0,g=e.morphTargets.length;f<
-g;f++){var h=e.morphTargets[f].name.match(b);if(h&&1<h.length){var k=h[1];d[k]||(d[k]={start:Infinity,end:-Infinity});h=d[k];f<h.start&&(h.start=f);f>h.end&&(h.end=f);c||(c=k)}}for(k in d)h=d[k],this.createAnimation(k,h.start,h.end,a);this.firstAnimation=c};ra.prototype.setAnimationDirectionForward=function(a){if(a=this.animationsMap[a])a.direction=1,a.directionBackwards=!1};ra.prototype.setAnimationDirectionBackward=function(a){if(a=this.animationsMap[a])a.direction=-1,a.directionBackwards=!0};ra.prototype.setAnimationFPS=
-function(a,b){var c=this.animationsMap[a];c&&(c.fps=b,c.duration=(c.end-c.start)/c.fps)};ra.prototype.setAnimationDuration=function(a,b){var c=this.animationsMap[a];c&&(c.duration=b,c.fps=(c.end-c.start)/c.duration)};ra.prototype.setAnimationWeight=function(a,b){var c=this.animationsMap[a];c&&(c.weight=b)};ra.prototype.setAnimationTime=function(a,b){var c=this.animationsMap[a];c&&(c.time=b)};ra.prototype.getAnimationTime=function(a){var b=0;if(a=this.animationsMap[a])b=a.time;return b};ra.prototype.getAnimationDuration=
-function(a){var b=-1;if(a=this.animationsMap[a])b=a.duration;return b};ra.prototype.playAnimation=function(a){var b=this.animationsMap[a];b?(b.time=0,b.active=!0):console.warn("THREE.MorphBlendMesh: animation["+a+"] undefined in .playAnimation()")};ra.prototype.stopAnimation=function(a){if(a=this.animationsMap[a])a.active=!1};ra.prototype.update=function(a){for(var b=0,c=this.animationsList.length;b<c;b++){var d=this.animationsList[b];if(d.active){var e=d.duration/d.length;d.time+=d.direction*a;if(d.mirroredLoop){if(d.time>
+a;return this}});ne.prototype=Object.assign(Object.create(ic.prototype),{constructor:ne,isInstancedInterleavedBuffer:!0,copy:function(a){ic.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this}});oe.prototype=Object.assign(Object.create(Z.prototype),{constructor:oe,isInstancedBufferAttribute:!0,copy:function(a){Z.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this}});Object.assign(Xe.prototype,{linePrecision:1,set:function(a,b){this.ray.set(a,
+b)},setFromCamera:function(a,b){b&&b.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(b.matrixWorld),this.ray.direction.set(a.x,a.y,.5).unproject(b).sub(this.ray.origin).normalize()):b&&b.isOrthographicCamera?(this.ray.origin.set(a.x,a.y,(b.near+b.far)/(b.near-b.far)).unproject(b),this.ray.direction.set(0,0,-1).transformDirection(b.matrixWorld)):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(a,b){var c=[];pe(a,this,c,b);c.sort(Ye);return c},intersectObjects:function(a,
+b){var c=[];if(!1===Array.isArray(a))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),c;for(var d=0,e=a.length;d<e;d++)pe(a[d],this,c,b);c.sort(Ye);return c}});Object.assign(Ze.prototype,{start:function(){this.oldTime=this.startTime=("undefined"===typeof performance?Date:performance).now();this.elapsedTime=0;this.running=!0},stop:function(){this.getElapsedTime();this.autoStart=this.running=!1},getElapsedTime:function(){this.getDelta();return this.elapsedTime},getDelta:function(){var a=
+0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var b=("undefined"===typeof performance?Date:performance).now(),a=(b-this.oldTime)/1E3;this.oldTime=b;this.elapsedTime+=a}return a}});Object.assign($e.prototype,{set:function(a,b,c){this.radius=a;this.phi=b;this.theta=c;return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.radius=a.radius;this.phi=a.phi;this.theta=a.theta;return this},makeSafe:function(){this.phi=Math.max(1E-6,Math.min(Math.PI-
+1E-6,this.phi));return this},setFromVector3:function(a){this.radius=a.length();0===this.radius?this.phi=this.theta=0:(this.theta=Math.atan2(a.x,a.z),this.phi=Math.acos(Y.clamp(a.y/this.radius,-1,1)));return this}});Object.assign(af.prototype,{set:function(a,b,c){this.radius=a;this.theta=b;this.y=c;return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.radius=a.radius;this.theta=a.theta;this.y=a.y;return this},setFromVector3:function(a){this.radius=Math.sqrt(a.x*
+a.x+a.z*a.z);this.theta=Math.atan2(a.x,a.z);this.y=a.y;return this}});ta.prototype=Object.create(la.prototype);ta.prototype.constructor=ta;ta.prototype.createAnimation=function(a,b,c,d){b={start:b,end:c,length:c-b+1,fps:d,duration:(c-b)/d,lastFrame:0,currentFrame:0,active:!1,time:0,direction:1,weight:1,directionBackwards:!1,mirroredLoop:!1};this.animationsMap[a]=b;this.animationsList.push(b)};ta.prototype.autoCreateAnimations=function(a){for(var b=/([a-z]+)_?(\d+)/i,c,d={},e=this.geometry,f=0,g=e.morphTargets.length;f<
+g;f++){var h=e.morphTargets[f].name.match(b);if(h&&1<h.length){var k=h[1];d[k]||(d[k]={start:Infinity,end:-Infinity});h=d[k];f<h.start&&(h.start=f);f>h.end&&(h.end=f);c||(c=k)}}for(k in d)h=d[k],this.createAnimation(k,h.start,h.end,a);this.firstAnimation=c};ta.prototype.setAnimationDirectionForward=function(a){if(a=this.animationsMap[a])a.direction=1,a.directionBackwards=!1};ta.prototype.setAnimationDirectionBackward=function(a){if(a=this.animationsMap[a])a.direction=-1,a.directionBackwards=!0};ta.prototype.setAnimationFPS=
+function(a,b){var c=this.animationsMap[a];c&&(c.fps=b,c.duration=(c.end-c.start)/c.fps)};ta.prototype.setAnimationDuration=function(a,b){var c=this.animationsMap[a];c&&(c.duration=b,c.fps=(c.end-c.start)/c.duration)};ta.prototype.setAnimationWeight=function(a,b){var c=this.animationsMap[a];c&&(c.weight=b)};ta.prototype.setAnimationTime=function(a,b){var c=this.animationsMap[a];c&&(c.time=b)};ta.prototype.getAnimationTime=function(a){var b=0;if(a=this.animationsMap[a])b=a.time;return b};ta.prototype.getAnimationDuration=
+function(a){var b=-1;if(a=this.animationsMap[a])b=a.duration;return b};ta.prototype.playAnimation=function(a){var b=this.animationsMap[a];b?(b.time=0,b.active=!0):console.warn("THREE.MorphBlendMesh: animation["+a+"] undefined in .playAnimation()")};ta.prototype.stopAnimation=function(a){if(a=this.animationsMap[a])a.active=!1};ta.prototype.update=function(a){for(var b=0,c=this.animationsList.length;b<c;b++){var d=this.animationsList[b];if(d.active){var e=d.duration/d.length;d.time+=d.direction*a;if(d.mirroredLoop){if(d.time>
 d.duration||0>d.time)d.direction*=-1,d.time>d.duration&&(d.time=d.duration,d.directionBackwards=!0),0>d.time&&(d.time=0,d.directionBackwards=!1)}else d.time%=d.duration,0>d.time&&(d.time+=d.duration);var f=d.start+Y.clamp(Math.floor(d.time/e),0,d.length-1),g=d.weight;f!==d.currentFrame&&(this.morphTargetInfluences[d.lastFrame]=0,this.morphTargetInfluences[d.currentFrame]=1*g,this.morphTargetInfluences[f]=0,d.lastFrame=d.currentFrame,d.currentFrame=f);e=d.time%e/e;d.directionBackwards&&(e=1-e);d.currentFrame!==
-d.lastFrame?(this.morphTargetInfluences[d.currentFrame]=e*g,this.morphTargetInfluences[d.lastFrame]=(1-e)*g):this.morphTargetInfluences[d.currentFrame]=g}}};$c.prototype=Object.create(B.prototype);$c.prototype.constructor=$c;$c.prototype.isImmediateRenderObject=!0;ad.prototype=Object.create(da.prototype);ad.prototype.constructor=ad;ad.prototype.update=function(){var a=new p,b=new p,c=new Ka;return function(){var d=["a","b","c"];this.object.updateMatrixWorld(!0);c.getNormalMatrix(this.object.matrixWorld);
-var e=this.object.matrixWorld,f=this.geometry.attributes.position,g=this.object.geometry;if(g&&g.isGeometry)for(var h=g.vertices,k=g.faces,l=g=0,p=k.length;l<p;l++)for(var q=k[l],n=0,r=q.vertexNormals.length;n<r;n++){var z=q.vertexNormals[n];a.copy(h[q[d[n]]]).applyMatrix4(e);b.copy(z).applyMatrix3(c).normalize().multiplyScalar(this.size).add(a);f.setXYZ(g,a.x,a.y,a.z);g+=1;f.setXYZ(g,b.x,b.y,b.z);g+=1}else if(g&&g.isBufferGeometry)for(d=g.attributes.position,h=g.attributes.normal,n=g=0,r=d.count;n<
-r;n++)a.set(d.getX(n),d.getY(n),d.getZ(n)).applyMatrix4(e),b.set(h.getX(n),h.getY(n),h.getZ(n)),b.applyMatrix3(c).normalize().multiplyScalar(this.size).add(a),f.setXYZ(g,a.x,a.y,a.z),g+=1,f.setXYZ(g,b.x,b.y,b.z),g+=1;f.needsUpdate=!0}}();lc.prototype=Object.create(B.prototype);lc.prototype.constructor=lc;lc.prototype.dispose=function(){this.cone.geometry.dispose();this.cone.material.dispose()};lc.prototype.update=function(){var a=new p,b=new p;return function(){var c=this.light.distance?this.light.distance:
-1E3,d=c*Math.tan(this.light.angle);this.cone.scale.set(d,d,c);a.setFromMatrixPosition(this.light.matrixWorld);b.setFromMatrixPosition(this.light.target.matrixWorld);this.cone.lookAt(b.sub(a));this.cone.material.color.copy(this.light.color)}}();mc.prototype=Object.create(da.prototype);mc.prototype.constructor=mc;mc.prototype.getBoneList=function(a){var b=[];a&&a.isBone&&b.push(a);for(var c=0;c<a.children.length;c++)b.push.apply(b,this.getBoneList(a.children[c]));return b};mc.prototype.update=function(){var a=
-new p,b=new J,c=new J;return function(){var d=this.geometry,e=d.getAttribute("position");c.getInverse(this.root.matrixWorld);for(var f=0,g=0;f<this.bones.length;f++){var h=this.bones[f];h.parent&&h.parent.isBone&&(b.multiplyMatrices(c,h.matrixWorld),a.setFromMatrixPosition(b),e.setXYZ(g,a.x,a.y,a.z),b.multiplyMatrices(c,h.parent.matrixWorld),a.setFromMatrixPosition(b),e.setXYZ(g+1,a.x,a.y,a.z),g+=2)}d.getAttribute("position").needsUpdate=!0}}();nc.prototype=Object.create(Ca.prototype);nc.prototype.constructor=
-nc;nc.prototype.dispose=function(){this.geometry.dispose();this.material.dispose()};nc.prototype.update=function(){this.material.color.copy(this.light.color)};oc.prototype=Object.create(B.prototype);oc.prototype.constructor=oc;oc.prototype.dispose=function(){this.children[0].geometry.dispose();this.children[0].material.dispose()};oc.prototype.update=function(){var a=this.children[0];a.material.color.copy(this.light.color);var b=.5*this.light.width,c=.5*this.light.height,a=a.geometry.attributes.position,
-d=a.array;d[0]=b;d[1]=-c;d[2]=0;d[3]=b;d[4]=c;d[5]=0;d[6]=-b;d[7]=c;d[8]=0;d[9]=-b;d[10]=-c;d[11]=0;d[12]=b;d[13]=-c;d[14]=0;a.needsUpdate=!0};pc.prototype=Object.create(B.prototype);pc.prototype.constructor=pc;pc.prototype.dispose=function(){this.children[0].geometry.dispose();this.children[0].material.dispose()};pc.prototype.update=function(){var a=new p,b=new H,c=new H;return function(){var d=this.children[0],e=d.geometry.getAttribute("color");b.copy(this.light.color);c.copy(this.light.groundColor);
-for(var f=0,g=e.count;f<g;f++){var h=f<g/2?b:c;e.setXYZ(f,h.r,h.g,h.b)}d.lookAt(a.setFromMatrixPosition(this.light.matrixWorld).negate());e.needsUpdate=!0}}();bd.prototype=Object.create(da.prototype);bd.prototype.constructor=bd;Kd.prototype=Object.create(da.prototype);Kd.prototype.constructor=Kd;cd.prototype=Object.create(da.prototype);cd.prototype.constructor=cd;cd.prototype.update=function(){var a=new p,b=new p,c=new Ka;return function(){this.object.updateMatrixWorld(!0);c.getNormalMatrix(this.object.matrixWorld);
-for(var d=this.object.matrixWorld,e=this.geometry.attributes.position,f=this.object.geometry,g=f.vertices,f=f.faces,h=0,k=0,l=f.length;k<l;k++){var p=f[k],q=p.normal;a.copy(g[p.a]).add(g[p.b]).add(g[p.c]).divideScalar(3).applyMatrix4(d);b.copy(q).applyMatrix3(c).normalize().multiplyScalar(this.size).add(a);e.setXYZ(h,a.x,a.y,a.z);h+=1;e.setXYZ(h,b.x,b.y,b.z);h+=1}e.needsUpdate=!0}}();qc.prototype=Object.create(B.prototype);qc.prototype.constructor=qc;qc.prototype.dispose=function(){var a=this.children[0],
-b=this.children[1];a.geometry.dispose();a.material.dispose();b.geometry.dispose();b.material.dispose()};qc.prototype.update=function(){var a=new p,b=new p,c=new p;return function(){a.setFromMatrixPosition(this.light.matrixWorld);b.setFromMatrixPosition(this.light.target.matrixWorld);c.subVectors(b,a);var d=this.children[0],e=this.children[1];d.lookAt(c);d.material.color.copy(this.light.color);e.lookAt(c);e.scale.z=c.length()}}();dd.prototype=Object.create(da.prototype);dd.prototype.constructor=dd;
-dd.prototype.update=function(){function a(a,g,h,k){d.set(g,h,k).unproject(e);a=c[a];if(void 0!==a)for(g=b.getAttribute("position"),h=0,k=a.length;h<k;h++)g.setXYZ(a[h],d.x,d.y,d.z)}var b,c,d=new p,e=new Oa;return function(){b=this.geometry;c=this.pointMap;e.projectionMatrix.copy(this.camera.projectionMatrix);a("c",0,0,-1);a("t",0,0,1);a("n1",-1,-1,-1);a("n2",1,-1,-1);a("n3",-1,1,-1);a("n4",1,1,-1);a("f1",-1,-1,1);a("f2",1,-1,1);a("f3",-1,1,1);a("f4",1,1,1);a("u1",.7,1.1,-1);a("u2",-.7,1.1,-1);a("u3",
-0,2,-1);a("cf1",-1,0,1);a("cf2",1,0,1);a("cf3",0,-1,1);a("cf4",0,1,1);a("cn1",-1,0,-1);a("cn2",1,0,-1);a("cn3",0,-1,-1);a("cn4",0,1,-1);b.getAttribute("position").needsUpdate=!0}}();Bb.prototype=Object.create(da.prototype);Bb.prototype.constructor=Bb;Bb.prototype.update=function(){var a=new Ta;return function(b){void 0!==b&&console.warn("THREE.BoxHelper: .update() has no longer arguments.");void 0!==this.object&&a.setFromObject(this.object);if(!a.isEmpty()){b=a.min;var c=a.max,d=this.geometry.attributes.position,
-e=d.array;e[0]=c.x;e[1]=c.y;e[2]=c.z;e[3]=b.x;e[4]=c.y;e[5]=c.z;e[6]=b.x;e[7]=b.y;e[8]=c.z;e[9]=c.x;e[10]=b.y;e[11]=c.z;e[12]=c.x;e[13]=c.y;e[14]=b.z;e[15]=b.x;e[16]=c.y;e[17]=b.z;e[18]=b.x;e[19]=b.y;e[20]=b.z;e[21]=c.x;e[22]=b.y;e[23]=b.z;d.needsUpdate=!0;this.geometry.computeBoundingSphere()}}}();Bb.prototype.setFromObject=function(a){this.object=a;this.update();return this};var Ld,re;Cb.prototype=Object.create(B.prototype);Cb.prototype.constructor=Cb;Cb.prototype.setDirection=function(){var a=
-new p,b;return function(c){.99999<c.y?this.quaternion.set(0,0,0,1):-.99999>c.y?this.quaternion.set(1,0,0,0):(a.set(c.z,0,-c.x).normalize(),b=Math.acos(c.y),this.quaternion.setFromAxisAngle(a,b))}}();Cb.prototype.setLength=function(a,b,c){void 0===b&&(b=.2*a);void 0===c&&(c=.2*b);this.line.scale.set(1,Math.max(0,a-b),1);this.line.updateMatrix();this.cone.scale.set(c,b,c);this.cone.position.y=a;this.cone.updateMatrix()};Cb.prototype.setColor=function(a){this.line.material.color.copy(a);this.cone.material.color.copy(a)};
-Md.prototype=Object.create(da.prototype);Md.prototype.constructor=Md;var Pd=new p,ve=new se,we=new se,xe=new se;Ja.prototype=Object.create(na.prototype);Ja.prototype.constructor=Ja;Ja.prototype.getPoint=function(a){var b=this.points,c=b.length;2>c&&console.log("duh, you need at least 2 points");a*=c-(this.closed?0:1);var d=Math.floor(a);a-=d;this.closed?d+=0<d?0:(Math.floor(Math.abs(d)/b.length)+1)*b.length:0===a&&d===c-1&&(d=c-2,a=1);var e,f,g;this.closed||0<d?e=b[(d-1)%c]:(Pd.subVectors(b[0],b[1]).add(b[0]),
-e=Pd);f=b[d%c];g=b[(d+1)%c];this.closed||d+2<c?b=b[(d+2)%c]:(Pd.subVectors(b[c-1],b[c-2]).add(b[c-1]),b=Pd);if(void 0===this.type||"centripetal"===this.type||"chordal"===this.type){var h="chordal"===this.type?.5:.25,c=Math.pow(e.distanceToSquared(f),h),d=Math.pow(f.distanceToSquared(g),h),h=Math.pow(g.distanceToSquared(b),h);1E-4>d&&(d=1);1E-4>c&&(c=d);1E-4>h&&(h=d);ve.initNonuniformCatmullRom(e.x,f.x,g.x,b.x,c,d,h);we.initNonuniformCatmullRom(e.y,f.y,g.y,b.y,c,d,h);xe.initNonuniformCatmullRom(e.z,
-f.z,g.z,b.z,c,d,h)}else"catmullrom"===this.type&&(c=void 0!==this.tension?this.tension:.5,ve.initCatmullRom(e.x,f.x,g.x,b.x,c),we.initCatmullRom(e.y,f.y,g.y,b.y,c),xe.initCatmullRom(e.z,f.z,g.z,b.z,c));return new p(ve.calc(a),we.calc(a),xe.calc(a))};ed.prototype=Object.create(na.prototype);ed.prototype.constructor=ed;ed.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2,e=this.v3;return new p(yb(a,b.x,c.x,d.x,e.x),yb(a,b.y,c.y,d.y,e.y),yb(a,b.z,c.z,d.z,e.z))};fd.prototype=Object.create(na.prototype);
-fd.prototype.constructor=fd;fd.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2;return new p(xb(a,b.x,c.x,d.x),xb(a,b.y,c.y,d.y),xb(a,b.z,c.z,d.z))};gd.prototype=Object.create(na.prototype);gd.prototype.constructor=gd;gd.prototype.getPoint=function(a){if(1===a)return this.v2.clone();var b=new p;b.subVectors(this.v2,this.v1);b.multiplyScalar(a);b.add(this.v1);return b};Nd.prototype=Object.create(Xa.prototype);Nd.prototype.constructor=Nd;na.create=function(a,b){console.log("THREE.Curve.create() has been deprecated");
-a.prototype=Object.create(na.prototype);a.prototype.constructor=a;a.prototype.getPoint=b;return a};df.prototype=Object.create(Ja.prototype);ef.prototype=Object.create(Ja.prototype);te.prototype=Object.create(Ja.prototype);Object.assign(te.prototype,{initFromArray:function(a){console.error("THREE.Spline: .initFromArray() has been removed.")},getControlPointsArray:function(a){console.error("THREE.Spline: .getControlPointsArray() has been removed.")},reparametrizeByArcLength:function(a){console.error("THREE.Spline: .reparametrizeByArcLength() has been removed.")}});
-bd.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")};Object.assign(id.prototype,{center:function(a){console.warn("THREE.Box2: .center() has been renamed to .getCenter().");return this.getCenter(a)},empty:function(){console.warn("THREE.Box2: .empty() has been renamed to .isEmpty().");return this.isEmpty()},isIntersectionBox:function(a){console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox().");
-return this.intersectsBox(a)},size:function(a){console.warn("THREE.Box2: .size() has been renamed to .getSize().");return this.getSize(a)}});Object.assign(Ta.prototype,{center:function(a){console.warn("THREE.Box3: .center() has been renamed to .getCenter().");return this.getCenter(a)},empty:function(){console.warn("THREE.Box3: .empty() has been renamed to .isEmpty().");return this.isEmpty()},isIntersectionBox:function(a){console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox().");
-return this.intersectsBox(a)},isIntersectionSphere:function(a){console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere().");return this.intersectsSphere(a)},size:function(a){console.warn("THREE.Box3: .size() has been renamed to .getSize().");return this.getSize(a)}});Hb.prototype.center=function(a){console.warn("THREE.Line3: .center() has been renamed to .getCenter().");return this.getCenter(a)};Y.random16=function(){console.warn("THREE.Math.random16() has been deprecated. Use Math.random() instead.");
-return Math.random()};Object.assign(Ka.prototype,{flattenToArrayOffset:function(a,b){console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.");return this.toArray(a,b)},multiplyVector3:function(a){console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead.");return a.applyMatrix3(this)},multiplyVector3Array:function(a){console.warn("THREE.Matrix3: .multiplyVector3Array() has been renamed. Use matrix.applyToVector3Array( array ) instead.");
-return this.applyToVector3Array(a)},applyToBuffer:function(a,b,c){console.warn("THREE.Matrix3: .applyToBuffer() has been removed. Use matrix.applyToBufferAttribute( attribute ) instead.");return this.applyToBufferAttribute(a)},applyToVector3Array:function(a,b,c){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")}});Object.assign(J.prototype,{extractPosition:function(a){console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition().");return this.copyPosition(a)},
-flattenToArrayOffset:function(a,b){console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.");return this.toArray(a,b)},getPosition:function(){var a;return function(){void 0===a&&(a=new p);console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead.");return a.setFromMatrixColumn(this,3)}}(),setRotationFromQuaternion:function(a){console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion().");
-return this.makeRotationFromQuaternion(a)},multiplyToArray:function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},multiplyVector3:function(a){console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead.");return a.applyMatrix4(this)},multiplyVector4:function(a){console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead.");return a.applyMatrix4(this)},multiplyVector3Array:function(a){console.warn("THREE.Matrix4: .multiplyVector3Array() has been renamed. Use matrix.applyToVector3Array( array ) instead.");
-return this.applyToVector3Array(a)},rotateAxis:function(a){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead.");a.transformDirection(this)},crossVector:function(a){console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead.");return a.applyMatrix4(this)},translate:function(){console.error("THREE.Matrix4: .translate() has been removed.")},rotateX:function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},
-rotateY:function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},rotateZ:function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},rotateByAxis:function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},applyToBuffer:function(a,b,c){console.warn("THREE.Matrix4: .applyToBuffer() has been removed. Use matrix.applyToBufferAttribute( attribute ) instead.");return this.applyToBufferAttribute(a)},applyToVector3Array:function(a,b,c){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},
-makeFrustum:function(a,b,c,d,e,f){console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead.");return this.makePerspective(a,b,d,c,e,f)}});wa.prototype.isIntersectionLine=function(a){console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine().");return this.intersectsLine(a)};qa.prototype.multiplyVector3=function(a){console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead.");
-return a.applyQuaternion(this)};Object.assign(hb.prototype,{isIntersectionBox:function(a){console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox().");return this.intersectsBox(a)},isIntersectionPlane:function(a){console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane().");return this.intersectsPlane(a)},isIntersectionSphere:function(a){console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere().");return this.intersectsSphere(a)}});
-Object.assign(Ab.prototype,{extrude:function(a){console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead.");return new db(this,a)},makeGeometry:function(a){console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead.");return new Zb(this,a)}});Object.assign(D.prototype,{fromAttribute:function(a,b,c){console.error("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute().");return this.fromBufferAttribute(a,b,c)}});Object.assign(p.prototype,
-{setEulerFromRotationMatrix:function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},setEulerFromQuaternion:function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},getPositionFromMatrix:function(a){console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition().");return this.setFromMatrixPosition(a)},getScaleFromMatrix:function(a){console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale().");
-return this.setFromMatrixScale(a)},getColumnFromMatrix:function(a,b){console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn().");return this.setFromMatrixColumn(b,a)},applyProjection:function(a){console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead.");return this.applyMatrix4(a)},fromAttribute:function(a,b,c){console.error("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute().");return this.fromBufferAttribute(a,
-b,c)}});Object.assign(ga.prototype,{fromAttribute:function(a,b,c){console.error("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute().");return this.fromBufferAttribute(a,b,c)}});M.prototype.computeTangents=function(){console.warn("THREE.Geometry: .computeTangents() has been removed.")};Object.assign(B.prototype,{getChildByName:function(a){console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName().");return this.getObjectByName(a)},renderDepth:function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},
-translate:function(a,b){console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead.");return this.translateOnAxis(b,a)}});Object.defineProperties(B.prototype,{eulerOrder:{get:function(){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order.");return this.rotation.order},set:function(a){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order.");this.rotation.order=a}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},
-set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}});Object.defineProperties(Bc.prototype,{objects:{get:function(){console.warn("THREE.LOD: .objects has been renamed to .levels.");return this.levels}}});Object.defineProperty(Cc.prototype,"useVertexTexture",{get:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")},set:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")}});
-Object.defineProperty(na.prototype,"__arcLengthDivisions",{get:function(){console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions.");return this.arcLengthDivisions},set:function(a){console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions.");this.arcLengthDivisions=a}});xa.prototype.setLens=function(a,b){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup.");void 0!==b&&(this.filmGauge=b);this.setFocalLength(a)};
-Object.defineProperties(ma.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(a){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov.");this.shadow.camera.fov=a}},shadowCameraLeft:{set:function(a){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left.");this.shadow.camera.left=a}},shadowCameraRight:{set:function(a){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right.");
+d.lastFrame?(this.morphTargetInfluences[d.currentFrame]=e*g,this.morphTargetInfluences[d.lastFrame]=(1-e)*g):this.morphTargetInfluences[d.currentFrame]=g}}};Xc.prototype=Object.create(z.prototype);Xc.prototype.constructor=Xc;Xc.prototype.isImmediateRenderObject=!0;Yc.prototype=Object.create(Q.prototype);Yc.prototype.constructor=Yc;Yc.prototype.update=function(){var a=new n,b=new n,c=new Ba;return function(){var d=["a","b","c"];this.object.updateMatrixWorld(!0);c.getNormalMatrix(this.object.matrixWorld);
+var e=this.object.matrixWorld,f=this.geometry.attributes.position,g=this.object.geometry;if(g&&g.isGeometry)for(var h=g.vertices,k=g.faces,l=g=0,n=k.length;l<n;l++)for(var v=k[l],p=0,r=v.vertexNormals.length;p<r;p++){var z=v.vertexNormals[p];a.copy(h[v[d[p]]]).applyMatrix4(e);b.copy(z).applyMatrix3(c).normalize().multiplyScalar(this.size).add(a);f.setXYZ(g,a.x,a.y,a.z);g+=1;f.setXYZ(g,b.x,b.y,b.z);g+=1}else if(g&&g.isBufferGeometry)for(d=g.attributes.position,h=g.attributes.normal,p=g=0,r=d.count;p<
+r;p++)a.set(d.getX(p),d.getY(p),d.getZ(p)).applyMatrix4(e),b.set(h.getX(p),h.getY(p),h.getZ(p)),b.applyMatrix3(c).normalize().multiplyScalar(this.size).add(a),f.setXYZ(g,a.x,a.y,a.z),g+=1,f.setXYZ(g,b.x,b.y,b.z),g+=1;f.needsUpdate=!0}}();jc.prototype=Object.create(z.prototype);jc.prototype.constructor=jc;jc.prototype.dispose=function(){this.cone.geometry.dispose();this.cone.material.dispose()};jc.prototype.update=function(){var a=new n,b=new n;return function(){this.light.updateMatrixWorld();var c=
+this.light.distance?this.light.distance:1E3,d=c*Math.tan(this.light.angle);this.cone.scale.set(d,d,c);a.setFromMatrixPosition(this.light.matrixWorld);b.setFromMatrixPosition(this.light.target.matrixWorld);this.cone.lookAt(b.sub(a));this.cone.material.color.copy(this.light.color)}}();kc.prototype=Object.create(Q.prototype);kc.prototype.constructor=kc;kc.prototype.onBeforeRender=function(){var a=new n,b=new K,c=new K;return function(){var d=this.bones,e=this.geometry,f=e.getAttribute("position");c.getInverse(this.root.matrixWorld);
+for(var g=0,h=0;g<d.length;g++){var k=d[g];k.parent&&k.parent.isBone&&(b.multiplyMatrices(c,k.matrixWorld),a.setFromMatrixPosition(b),f.setXYZ(h,a.x,a.y,a.z),b.multiplyMatrices(c,k.parent.matrixWorld),a.setFromMatrixPosition(b),f.setXYZ(h+1,a.x,a.y,a.z),h+=2)}e.getAttribute("position").needsUpdate=!0}}();lc.prototype=Object.create(la.prototype);lc.prototype.constructor=lc;lc.prototype.dispose=function(){this.geometry.dispose();this.material.dispose()};lc.prototype.update=function(){this.material.color.copy(this.light.color)};
+mc.prototype=Object.create(z.prototype);mc.prototype.constructor=mc;mc.prototype.dispose=function(){this.children[0].geometry.dispose();this.children[0].material.dispose()};mc.prototype.update=function(){var a=this.children[0];a.material.color.copy(this.light.color);var b=.5*this.light.width,c=.5*this.light.height,a=a.geometry.attributes.position,d=a.array;d[0]=b;d[1]=-c;d[2]=0;d[3]=b;d[4]=c;d[5]=0;d[6]=-b;d[7]=c;d[8]=0;d[9]=-b;d[10]=-c;d[11]=0;d[12]=b;d[13]=-c;d[14]=0;a.needsUpdate=!0};nc.prototype=
+Object.create(z.prototype);nc.prototype.constructor=nc;nc.prototype.dispose=function(){this.children[0].geometry.dispose();this.children[0].material.dispose()};nc.prototype.update=function(){var a=new n,b=new G,c=new G;return function(){var d=this.children[0],e=d.geometry.getAttribute("color");b.copy(this.light.color);c.copy(this.light.groundColor);for(var f=0,g=e.count;f<g;f++){var h=f<g/2?b:c;e.setXYZ(f,h.r,h.g,h.b)}d.lookAt(a.setFromMatrixPosition(this.light.matrixWorld).negate());e.needsUpdate=
+!0}}();Zc.prototype=Object.create(Q.prototype);Zc.prototype.constructor=Zc;Jd.prototype=Object.create(Q.prototype);Jd.prototype.constructor=Jd;$c.prototype=Object.create(Q.prototype);$c.prototype.constructor=$c;$c.prototype.update=function(){var a=new n,b=new n,c=new Ba;return function(){this.object.updateMatrixWorld(!0);c.getNormalMatrix(this.object.matrixWorld);for(var d=this.object.matrixWorld,e=this.geometry.attributes.position,f=this.object.geometry,g=f.vertices,f=f.faces,h=0,k=0,l=f.length;k<
+l;k++){var n=f[k],v=n.normal;a.copy(g[n.a]).add(g[n.b]).add(g[n.c]).divideScalar(3).applyMatrix4(d);b.copy(v).applyMatrix3(c).normalize().multiplyScalar(this.size).add(a);e.setXYZ(h,a.x,a.y,a.z);h+=1;e.setXYZ(h,b.x,b.y,b.z);h+=1}e.needsUpdate=!0}}();oc.prototype=Object.create(z.prototype);oc.prototype.constructor=oc;oc.prototype.dispose=function(){var a=this.children[0],b=this.children[1];a.geometry.dispose();a.material.dispose();b.geometry.dispose();b.material.dispose()};oc.prototype.update=function(){var a=
+new n,b=new n,c=new n;return function(){a.setFromMatrixPosition(this.light.matrixWorld);b.setFromMatrixPosition(this.light.target.matrixWorld);c.subVectors(b,a);var d=this.children[0],e=this.children[1];d.lookAt(c);d.material.color.copy(this.light.color);e.lookAt(c);e.scale.z=c.length()}}();ad.prototype=Object.create(Q.prototype);ad.prototype.constructor=ad;ad.prototype.update=function(){function a(a,g,h,k){d.set(g,h,k).unproject(e);a=c[a];if(void 0!==a)for(g=b.getAttribute("position"),h=0,k=a.length;h<
+k;h++)g.setXYZ(a[h],d.x,d.y,d.z)}var b,c,d=new n,e=new Na;return function(){b=this.geometry;c=this.pointMap;e.projectionMatrix.copy(this.camera.projectionMatrix);a("c",0,0,-1);a("t",0,0,1);a("n1",-1,-1,-1);a("n2",1,-1,-1);a("n3",-1,1,-1);a("n4",1,1,-1);a("f1",-1,-1,1);a("f2",1,-1,1);a("f3",-1,1,1);a("f4",1,1,1);a("u1",.7,1.1,-1);a("u2",-.7,1.1,-1);a("u3",0,2,-1);a("cf1",-1,0,1);a("cf2",1,0,1);a("cf3",0,-1,1);a("cf4",0,1,1);a("cn1",-1,0,-1);a("cn2",1,0,-1);a("cn3",0,-1,-1);a("cn4",0,1,-1);b.getAttribute("position").needsUpdate=
+!0}}();Ab.prototype=Object.create(Q.prototype);Ab.prototype.constructor=Ab;Ab.prototype.update=function(){var a=new Ra;return function(b){void 0!==b&&console.warn("THREE.BoxHelper: .update() has no longer arguments.");void 0!==this.object&&a.setFromObject(this.object);if(!a.isEmpty()){b=a.min;var c=a.max,d=this.geometry.attributes.position,e=d.array;e[0]=c.x;e[1]=c.y;e[2]=c.z;e[3]=b.x;e[4]=c.y;e[5]=c.z;e[6]=b.x;e[7]=b.y;e[8]=c.z;e[9]=c.x;e[10]=b.y;e[11]=c.z;e[12]=c.x;e[13]=c.y;e[14]=b.z;e[15]=b.x;
+e[16]=c.y;e[17]=b.z;e[18]=b.x;e[19]=b.y;e[20]=b.z;e[21]=c.x;e[22]=b.y;e[23]=b.z;d.needsUpdate=!0;this.geometry.computeBoundingSphere()}}}();Ab.prototype.setFromObject=function(a){this.object=a;this.update();return this};var Kd,qe;Bb.prototype=Object.create(z.prototype);Bb.prototype.constructor=Bb;Bb.prototype.setDirection=function(){var a=new n,b;return function(c){.99999<c.y?this.quaternion.set(0,0,0,1):-.99999>c.y?this.quaternion.set(1,0,0,0):(a.set(c.z,0,-c.x).normalize(),b=Math.acos(c.y),this.quaternion.setFromAxisAngle(a,
+b))}}();Bb.prototype.setLength=function(a,b,c){void 0===b&&(b=.2*a);void 0===c&&(c=.2*b);this.line.scale.set(1,Math.max(0,a-b),1);this.line.updateMatrix();this.cone.scale.set(c,b,c);this.cone.position.y=a;this.cone.updateMatrix()};Bb.prototype.setColor=function(a){this.line.material.color.copy(a);this.cone.material.color.copy(a)};Ld.prototype=Object.create(Q.prototype);Ld.prototype.constructor=Ld;var Od=new n,ue=new re,ve=new re,we=new re;La.prototype=Object.create(ua.prototype);La.prototype.constructor=
+La;La.prototype.getPoint=function(a){var b=this.points,c=b.length;a*=c-(this.closed?0:1);var d=Math.floor(a);a-=d;this.closed?d+=0<d?0:(Math.floor(Math.abs(d)/b.length)+1)*b.length:0===a&&d===c-1&&(d=c-2,a=1);var e,f,g;this.closed||0<d?e=b[(d-1)%c]:(Od.subVectors(b[0],b[1]).add(b[0]),e=Od);f=b[d%c];g=b[(d+1)%c];this.closed||d+2<c?b=b[(d+2)%c]:(Od.subVectors(b[c-1],b[c-2]).add(b[c-1]),b=Od);if(void 0===this.type||"centripetal"===this.type||"chordal"===this.type){var h="chordal"===this.type?.5:.25,
+c=Math.pow(e.distanceToSquared(f),h),d=Math.pow(f.distanceToSquared(g),h),h=Math.pow(g.distanceToSquared(b),h);1E-4>d&&(d=1);1E-4>c&&(c=d);1E-4>h&&(h=d);ue.initNonuniformCatmullRom(e.x,f.x,g.x,b.x,c,d,h);ve.initNonuniformCatmullRom(e.y,f.y,g.y,b.y,c,d,h);we.initNonuniformCatmullRom(e.z,f.z,g.z,b.z,c,d,h)}else"catmullrom"===this.type&&(c=void 0!==this.tension?this.tension:.5,ue.initCatmullRom(e.x,f.x,g.x,b.x,c),ve.initCatmullRom(e.y,f.y,g.y,b.y,c),we.initCatmullRom(e.z,f.z,g.z,b.z,c));return new n(ue.calc(a),
+ve.calc(a),we.calc(a))};bd.prototype=Object.create(ua.prototype);bd.prototype.constructor=bd;bd.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2,e=this.v3;return new n(xb(a,b.x,c.x,d.x,e.x),xb(a,b.y,c.y,d.y,e.y),xb(a,b.z,c.z,d.z,e.z))};cd.prototype=Object.create(ua.prototype);cd.prototype.constructor=cd;cd.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2;return new n(wb(a,b.x,c.x,d.x),wb(a,b.y,c.y,d.y),wb(a,b.z,c.z,d.z))};dd.prototype=Object.create(ua.prototype);dd.prototype.constructor=
+dd;dd.prototype.getPoint=function(a){if(1===a)return this.v2.clone();var b=new n;b.subVectors(this.v2,this.v1);b.multiplyScalar(a);b.add(this.v1);return b};Md.prototype=Object.create(Va.prototype);Md.prototype.constructor=Md;ua.create=function(a,b){console.log("THREE.Curve.create() has been deprecated");a.prototype=Object.create(ua.prototype);a.prototype.constructor=a;a.prototype.getPoint=b;return a};cf.prototype=Object.create(La.prototype);df.prototype=Object.create(La.prototype);se.prototype=Object.create(La.prototype);
+Object.assign(se.prototype,{initFromArray:function(a){console.error("THREE.Spline: .initFromArray() has been removed.")},getControlPointsArray:function(a){console.error("THREE.Spline: .getControlPointsArray() has been removed.")},reparametrizeByArcLength:function(a){console.error("THREE.Spline: .reparametrizeByArcLength() has been removed.")}});Zc.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")};kc.prototype.update=
+function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")};Object.assign(fd.prototype,{center:function(a){console.warn("THREE.Box2: .center() has been renamed to .getCenter().");return this.getCenter(a)},empty:function(){console.warn("THREE.Box2: .empty() has been renamed to .isEmpty().");return this.isEmpty()},isIntersectionBox:function(a){console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox().");return this.intersectsBox(a)},size:function(a){console.warn("THREE.Box2: .size() has been renamed to .getSize().");
+return this.getSize(a)}});Object.assign(Ra.prototype,{center:function(a){console.warn("THREE.Box3: .center() has been renamed to .getCenter().");return this.getCenter(a)},empty:function(){console.warn("THREE.Box3: .empty() has been renamed to .isEmpty().");return this.isEmpty()},isIntersectionBox:function(a){console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox().");return this.intersectsBox(a)},isIntersectionSphere:function(a){console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere().");
+return this.intersectsSphere(a)},size:function(a){console.warn("THREE.Box3: .size() has been renamed to .getSize().");return this.getSize(a)}});Hb.prototype.center=function(a){console.warn("THREE.Line3: .center() has been renamed to .getCenter().");return this.getCenter(a)};Y.random16=function(){console.warn("THREE.Math.random16() has been deprecated. Use Math.random() instead.");return Math.random()};Object.assign(Ba.prototype,{flattenToArrayOffset:function(a,b){console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.");
+return this.toArray(a,b)},multiplyVector3:function(a){console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead.");return a.applyMatrix3(this)},multiplyVector3Array:function(a){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")},applyToBuffer:function(a,b,c){console.warn("THREE.Matrix3: .applyToBuffer() has been removed. Use matrix.applyToBufferAttribute( attribute ) instead.");return this.applyToBufferAttribute(a)},applyToVector3Array:function(a,
+b,c){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")}});Object.assign(K.prototype,{extractPosition:function(a){console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition().");return this.copyPosition(a)},flattenToArrayOffset:function(a,b){console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.");return this.toArray(a,b)},getPosition:function(){var a;return function(){void 0===a&&(a=new n);console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead.");
+return a.setFromMatrixColumn(this,3)}}(),setRotationFromQuaternion:function(a){console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion().");return this.makeRotationFromQuaternion(a)},multiplyToArray:function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},multiplyVector3:function(a){console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead.");return a.applyMatrix4(this)},multiplyVector4:function(a){console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead.");
+return a.applyMatrix4(this)},multiplyVector3Array:function(a){console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.")},rotateAxis:function(a){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead.");a.transformDirection(this)},crossVector:function(a){console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead.");return a.applyMatrix4(this)},translate:function(){console.error("THREE.Matrix4: .translate() has been removed.")},
+rotateX:function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},rotateY:function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},rotateZ:function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},rotateByAxis:function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},applyToBuffer:function(a,b,c){console.warn("THREE.Matrix4: .applyToBuffer() has been removed. Use matrix.applyToBufferAttribute( attribute ) instead.");return this.applyToBufferAttribute(a)},
+applyToVector3Array:function(a,b,c){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},makeFrustum:function(a,b,c,d,e,f){console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead.");return this.makePerspective(a,b,d,c,e,f)}});Aa.prototype.isIntersectionLine=function(a){console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine().");return this.intersectsLine(a)};oa.prototype.multiplyVector3=
+function(a){console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead.");return a.applyQuaternion(this)};Object.assign(kb.prototype,{isIntersectionBox:function(a){console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox().");return this.intersectsBox(a)},isIntersectionPlane:function(a){console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane().");return this.intersectsPlane(a)},isIntersectionSphere:function(a){console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere().");
+return this.intersectsSphere(a)}});Object.assign(zb.prototype,{extrude:function(a){console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead.");return new cb(this,a)},makeGeometry:function(a){console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead.");return new Xb(this,a)}});Object.assign(C.prototype,{fromAttribute:function(a,b,c){console.error("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute().");return this.fromBufferAttribute(a,
+b,c)}});Object.assign(n.prototype,{setEulerFromRotationMatrix:function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},setEulerFromQuaternion:function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},getPositionFromMatrix:function(a){console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition().");return this.setFromMatrixPosition(a)},
+getScaleFromMatrix:function(a){console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale().");return this.setFromMatrixScale(a)},getColumnFromMatrix:function(a,b){console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn().");return this.setFromMatrixColumn(b,a)},applyProjection:function(a){console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead.");return this.applyMatrix4(a)},fromAttribute:function(a,
+b,c){console.error("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute().");return this.fromBufferAttribute(a,b,c)}});Object.assign(fa.prototype,{fromAttribute:function(a,b,c){console.error("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute().");return this.fromBufferAttribute(a,b,c)}});J.prototype.computeTangents=function(){console.warn("THREE.Geometry: .computeTangents() has been removed.")};Object.assign(z.prototype,{getChildByName:function(a){console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName().");
+return this.getObjectByName(a)},renderDepth:function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},translate:function(a,b){console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead.");return this.translateOnAxis(b,a)}});Object.defineProperties(z.prototype,{eulerOrder:{get:function(){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order.");return this.rotation.order},set:function(a){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order.");
+this.rotation.order=a}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}});Object.defineProperties(yc.prototype,{objects:{get:function(){console.warn("THREE.LOD: .objects has been renamed to .levels.");return this.levels}}});Object.defineProperty(zc.prototype,"useVertexTexture",{get:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")},
+set:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")}});Object.defineProperty(ua.prototype,"__arcLengthDivisions",{get:function(){console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions.");return this.arcLengthDivisions},set:function(a){console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions.");this.arcLengthDivisions=a}});qa.prototype.setLens=function(a,b){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup.");
+void 0!==b&&(this.filmGauge=b);this.setFocalLength(a)};Object.defineProperties(na.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(a){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov.");this.shadow.camera.fov=a}},shadowCameraLeft:{set:function(a){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left.");this.shadow.camera.left=a}},shadowCameraRight:{set:function(a){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right.");
 this.shadow.camera.right=a}},shadowCameraTop:{set:function(a){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top.");this.shadow.camera.top=a}},shadowCameraBottom:{set:function(a){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom.");this.shadow.camera.bottom=a}},shadowCameraNear:{set:function(a){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near.");this.shadow.camera.near=a}},shadowCameraFar:{set:function(a){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far.");
 this.shadow.camera.far=a}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(a){console.warn("THREE.Light: .shadowBias is now .shadow.bias.");this.shadow.bias=a}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(a){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width.");
-this.shadow.mapSize.width=a}},shadowMapHeight:{set:function(a){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height.");this.shadow.mapSize.height=a}}});Object.defineProperties(L.prototype,{length:{get:function(){console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead.");return this.array.length}}});Object.assign(I.prototype,{addIndex:function(a){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex().");this.setIndex(a)},addDrawCall:function(a,
+this.shadow.mapSize.width=a}},shadowMapHeight:{set:function(a){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height.");this.shadow.mapSize.height=a}}});Object.defineProperties(Z.prototype,{length:{get:function(){console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead.");return this.array.length}}});Object.assign(E.prototype,{addIndex:function(a){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex().");this.setIndex(a)},addDrawCall:function(a,
 b,c){void 0!==c&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset.");console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup().");this.addGroup(a,b)},clearDrawCalls:function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups().");this.clearGroups()},computeTangents:function(){console.warn("THREE.BufferGeometry: .computeTangents() has been removed.")},computeOffsets:function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")}});
-Object.defineProperties(I.prototype,{drawcalls:{get:function(){console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups.");return this.groups}},offsets:{get:function(){console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups.");return this.groups}}});Object.defineProperties(Jd.prototype,{dynamic:{set:function(){console.warn("THREE.Uniform: .dynamic has been removed. Use object.onBeforeRender() instead.")}},onUpdate:{value:function(){console.warn("THREE.Uniform: .onUpdate() has been removed. Use object.onBeforeRender() instead.");
-return this}}});Object.defineProperties(Z.prototype,{wrapAround:{get:function(){console.warn("THREE.Material: .wrapAround has been removed.")},set:function(){console.warn("THREE.Material: .wrapAround has been removed.")}},wrapRGB:{get:function(){console.warn("THREE.Material: .wrapRGB has been removed.");return new H}}});Object.defineProperties(ta.prototype,{metal:{get:function(){console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead.");return!1},set:function(){console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead")}}});
-Object.defineProperties(Ea.prototype,{derivatives:{get:function(){console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives.");return this.extensions.derivatives},set:function(a){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives.");this.extensions.derivatives=a}}});Object.assign(Xd.prototype,{getCurrentRenderTarget:function(){console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget().");return this.getRenderTarget()},
+Object.defineProperties(E.prototype,{drawcalls:{get:function(){console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups.");return this.groups}},offsets:{get:function(){console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups.");return this.groups}}});Object.defineProperties(Id.prototype,{dynamic:{set:function(){console.warn("THREE.Uniform: .dynamic has been removed. Use object.onBeforeRender() instead.")}},onUpdate:{value:function(){console.warn("THREE.Uniform: .onUpdate() has been removed. Use object.onBeforeRender() instead.");
+return this}}});Object.defineProperties(U.prototype,{wrapAround:{get:function(){console.warn("THREE.Material: .wrapAround has been removed.")},set:function(){console.warn("THREE.Material: .wrapAround has been removed.")}},wrapRGB:{get:function(){console.warn("THREE.Material: .wrapRGB has been removed.");return new G}}});Object.defineProperties(Ja.prototype,{metal:{get:function(){console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead.");return!1},set:function(){console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead")}}});
+Object.defineProperties(ra.prototype,{derivatives:{get:function(){console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives.");return this.extensions.derivatives},set:function(a){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives.");this.extensions.derivatives=a}}});Object.assign(Xd.prototype,{getCurrentRenderTarget:function(){console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget().");return this.getRenderTarget()},
 supportsFloatTextures:function(){console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' ).");return this.extensions.get("OES_texture_float")},supportsHalfFloatTextures:function(){console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' ).");return this.extensions.get("OES_texture_half_float")},supportsStandardDerivatives:function(){console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' ).");
 return this.extensions.get("OES_standard_derivatives")},supportsCompressedTextureS3TC:function(){console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' ).");return this.extensions.get("WEBGL_compressed_texture_s3tc")},supportsCompressedTexturePVRTC:function(){console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' ).");return this.extensions.get("WEBGL_compressed_texture_pvrtc")},
 supportsBlendMinMax:function(){console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' ).");return this.extensions.get("EXT_blend_minmax")},supportsVertexTextures:function(){console.warn("THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures.");return this.capabilities.vertexTextures},supportsInstancedArrays:function(){console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' ).");
 return this.extensions.get("ANGLE_instanced_arrays")},enableScissorTest:function(a){console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest().");this.setScissorTest(a)},initMaterial:function(){console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.")},addPrePlugin:function(){console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.")},addPostPlugin:function(){console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.")},updateShadowMap:function(){console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.")}});
 Object.defineProperties(Xd.prototype,{shadowMapEnabled:{get:function(){return this.shadowMap.enabled},set:function(a){console.warn("THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled.");this.shadowMap.enabled=a}},shadowMapType:{get:function(){return this.shadowMap.type},set:function(a){console.warn("THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type.");this.shadowMap.type=a}},shadowMapCullFace:{get:function(){return this.shadowMap.cullFace},set:function(a){console.warn("THREE.WebGLRenderer: .shadowMapCullFace is now .shadowMap.cullFace.");
-this.shadowMap.cullFace=a}}});Object.defineProperties(Je.prototype,{cullFace:{get:function(){return this.renderReverseSided?2:1},set:function(a){a=1!==a;console.warn("WebGLRenderer: .shadowMap.cullFace is deprecated. Set .shadowMap.renderReverseSided to "+a+".");this.renderReverseSided=a}}});Object.defineProperties(Db.prototype,{wrapS:{get:function(){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.");return this.texture.wrapS},set:function(a){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.");
+this.shadowMap.cullFace=a}}});Object.defineProperties(Ie.prototype,{cullFace:{get:function(){return this.renderReverseSided?2:1},set:function(a){a=1!==a;console.warn("WebGLRenderer: .shadowMap.cullFace is deprecated. Set .shadowMap.renderReverseSided to "+a+".");this.renderReverseSided=a}}});Object.defineProperties(Cb.prototype,{wrapS:{get:function(){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.");return this.texture.wrapS},set:function(a){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.");
 this.texture.wrapS=a}},wrapT:{get:function(){console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT.");return this.texture.wrapT},set:function(a){console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT.");this.texture.wrapT=a}},magFilter:{get:function(){console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter.");return this.texture.magFilter},set:function(a){console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter.");this.texture.magFilter=
 a}},minFilter:{get:function(){console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter.");return this.texture.minFilter},set:function(a){console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter.");this.texture.minFilter=a}},anisotropy:{get:function(){console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy.");return this.texture.anisotropy},set:function(a){console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy.");this.texture.anisotropy=
 a}},offset:{get:function(){console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset.");return this.texture.offset},set:function(a){console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset.");this.texture.offset=a}},repeat:{get:function(){console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat.");return this.texture.repeat},set:function(a){console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat.");this.texture.repeat=a}},format:{get:function(){console.warn("THREE.WebGLRenderTarget: .format is now .texture.format.");
 return this.texture.format},set:function(a){console.warn("THREE.WebGLRenderTarget: .format is now .texture.format.");this.texture.format=a}},type:{get:function(){console.warn("THREE.WebGLRenderTarget: .type is now .texture.type.");return this.texture.type},set:function(a){console.warn("THREE.WebGLRenderTarget: .type is now .texture.type.");this.texture.type=a}},generateMipmaps:{get:function(){console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps.");return this.texture.generateMipmaps},
-set:function(a){console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps.");this.texture.generateMipmaps=a}}});jc.prototype.load=function(a){console.warn("THREE.Audio: .load has been deprecated. Use THREE.AudioLoader instead.");var b=this;(new fe).load(a,function(a){b.setBuffer(a)});return this};ke.prototype.getData=function(){console.warn("THREE.AudioAnalyser: .getData() is now .getFrequencyData().");return this.getFrequencyData()};l.WebGLRenderTargetCube=Eb;l.WebGLRenderTarget=
-Db;l.WebGLRenderer=Xd;l.ShaderLib=ab;l.UniformsLib=V;l.UniformsUtils=Ha;l.ShaderChunk=U;l.FogExp2=Kb;l.Fog=Lb;l.Scene=md;l.LensFlare=Yd;l.Sprite=Ac;l.LOD=Bc;l.SkinnedMesh=od;l.Skeleton=Cc;l.Bone=nd;l.Mesh=Ca;l.LineSegments=da;l.LineLoop=pd;l.Line=ya;l.Points=Mb;l.Group=Dc;l.VideoTexture=qd;l.DataTexture=eb;l.CompressedTexture=Nb;l.CubeTexture=Za;l.CanvasTexture=rd;l.DepthTexture=Ec;l.Texture=X;l.CompressedTextureLoader=Qe;l.DataTextureLoader=$d;l.CubeTextureLoader=ae;l.TextureLoader=sd;l.ObjectLoader=
-Re;l.MaterialLoader=Hd;l.BufferGeometryLoader=be;l.DefaultLoadingManager=Aa;l.LoadingManager=Zd;l.JSONLoader=ce;l.ImageLoader=Vc;l.FontLoader=Te;l.FileLoader=ua;l.Loader=gc;l.Cache=hd;l.AudioLoader=fe;l.SpotLightShadow=ud;l.SpotLight=vd;l.PointLight=wd;l.RectAreaLight=Ad;l.HemisphereLight=td;l.DirectionalLightShadow=xd;l.DirectionalLight=yd;l.AmbientLight=zd;l.LightShadow=ub;l.Light=ma;l.StereoCamera=Ue;l.PerspectiveCamera=xa;l.OrthographicCamera=Jb;l.CubeCamera=Id;l.ArrayCamera=ge;l.Camera=Oa;l.AudioListener=
-he;l.PositionalAudio=je;l.AudioContext=ie;l.AudioAnalyser=ke;l.Audio=jc;l.VectorKeyframeTrack=ec;l.StringKeyframeTrack=Ed;l.QuaternionKeyframeTrack=Xc;l.NumberKeyframeTrack=fc;l.ColorKeyframeTrack=Gd;l.BooleanKeyframeTrack=Fd;l.PropertyMixer=le;l.PropertyBinding=oa;l.KeyframeTrack=wb;l.AnimationUtils=va;l.AnimationObjectGroup=We;l.AnimationMixer=Ye;l.AnimationClip=Ba;l.Uniform=Jd;l.InstancedBufferGeometry=me;l.BufferGeometry=I;l.GeometryIdCount=function(){return Td++};l.Geometry=M;l.InterleavedBufferAttribute=
-ne;l.InstancedInterleavedBuffer=oe;l.InterleavedBuffer=kc;l.InstancedBufferAttribute=pe;l.Face3=Va;l.Object3D=B;l.Raycaster=Ze;l.Layers=Rd;l.EventDispatcher=sa;l.Clock=af;l.QuaternionLinearInterpolant=Dd;l.LinearInterpolant=Wc;l.DiscreteInterpolant=Cd;l.CubicInterpolant=Bd;l.Interpolant=Da;l.Triangle=Ua;l.Math=Y;l.Spherical=bf;l.Cylindrical=cf;l.Plane=wa;l.Frustum=jd;l.Sphere=Ga;l.Ray=hb;l.Matrix4=J;l.Matrix3=Ka;l.Box3=Ta;l.Box2=id;l.Line3=Hb;l.Euler=bb;l.Vector4=ga;l.Vector3=p;l.Vector2=D;l.Quaternion=
-qa;l.Color=H;l.MorphBlendMesh=ra;l.ImmediateRenderObject=$c;l.VertexNormalsHelper=ad;l.SpotLightHelper=lc;l.SkeletonHelper=mc;l.PointLightHelper=nc;l.RectAreaLightHelper=oc;l.HemisphereLightHelper=pc;l.GridHelper=bd;l.PolarGridHelper=Kd;l.FaceNormalsHelper=cd;l.DirectionalLightHelper=qc;l.CameraHelper=dd;l.BoxHelper=Bb;l.ArrowHelper=Cb;l.AxisHelper=Md;l.CatmullRomCurve3=Ja;l.CubicBezierCurve3=ed;l.QuadraticBezierCurve3=fd;l.LineCurve3=gd;l.ArcCurve=Nd;l.EllipseCurve=Xa;l.SplineCurve=zb;l.CubicBezierCurve=
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-Ea;l.PointsMaterial=La;l.MeshPhysicalMaterial=pb;l.MeshStandardMaterial=Ra;l.MeshPhongMaterial=ta;l.MeshToonMaterial=qb;l.MeshNormalMaterial=rb;l.MeshLambertMaterial=sb;l.MeshDepthMaterial=$a;l.MeshBasicMaterial=Na;l.LineDashedMaterial=tb;l.LineBasicMaterial=ha;l.Material=Z;l.Float64BufferAttribute=wc;l.Float32BufferAttribute=C;l.Uint32BufferAttribute=jb;l.Int32BufferAttribute=vc;l.Uint16BufferAttribute=ib;l.Int16BufferAttribute=uc;l.Uint8ClampedBufferAttribute=tc;l.Uint8BufferAttribute=sc;l.Int8BufferAttribute=
-rc;l.BufferAttribute=L;l.REVISION="85";l.MOUSE={LEFT:0,MIDDLE:1,RIGHT:2};l.CullFaceNone=0;l.CullFaceBack=1;l.CullFaceFront=2;l.CullFaceFrontBack=3;l.FrontFaceDirectionCW=0;l.FrontFaceDirectionCCW=1;l.BasicShadowMap=0;l.PCFShadowMap=1;l.PCFSoftShadowMap=2;l.FrontSide=0;l.BackSide=1;l.DoubleSide=2;l.FlatShading=1;l.SmoothShading=2;l.NoColors=0;l.FaceColors=1;l.VertexColors=2;l.NoBlending=0;l.NormalBlending=1;l.AdditiveBlending=2;l.SubtractiveBlending=3;l.MultiplyBlending=4;l.CustomBlending=5;l.AddEquation=
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+fc;l.QuadraticBezierCurve=gc;l.LineCurve=Qa;l.Shape=zb;l.Path=Wc;l.ShapePath=de;l.Font=ee;l.CurvePath=Vc;l.Curve=ua;l.ShapeUtils=Ia;l.SceneUtils={createMultiMaterialObject:function(a,b){for(var c=new Ac,d=0,e=b.length;d<e;d++)c.add(new la(a,b[d]));return c},detach:function(a,b,c){a.applyMatrix(b.matrixWorld);b.remove(a);c.add(a)},attach:function(a,b,c){a.applyMatrix((new K).getInverse(c.matrixWorld));b.remove(a);c.add(a)}};l.WireframeGeometry=Mb;l.ParametricGeometry=Cc;l.ParametricBufferGeometry=
+Nb;l.TetrahedronGeometry=Ec;l.TetrahedronBufferGeometry=Ob;l.OctahedronGeometry=Fc;l.OctahedronBufferGeometry=lb;l.IcosahedronGeometry=Gc;l.IcosahedronBufferGeometry=Pb;l.DodecahedronGeometry=Hc;l.DodecahedronBufferGeometry=Qb;l.PolyhedronGeometry=Dc;l.PolyhedronBufferGeometry=za;l.TubeGeometry=Ic;l.TubeBufferGeometry=Rb;l.TorusKnotGeometry=Jc;l.TorusKnotBufferGeometry=Sb;l.TorusGeometry=Kc;l.TorusBufferGeometry=Tb;l.TextGeometry=Lc;l.TextBufferGeometry=Ub;l.SphereGeometry=Mc;l.SphereBufferGeometry=
+mb;l.RingGeometry=Nc;l.RingBufferGeometry=Vb;l.PlaneGeometry=vc;l.PlaneBufferGeometry=jb;l.LatheGeometry=Oc;l.LatheBufferGeometry=Wb;l.ShapeGeometry=Xb;l.ShapeBufferGeometry=Yb;l.ExtrudeGeometry=cb;l.ExtrudeBufferGeometry=Ga;l.EdgesGeometry=Zb;l.ConeGeometry=Pc;l.ConeBufferGeometry=Qc;l.CylinderGeometry=nb;l.CylinderBufferGeometry=Ua;l.CircleGeometry=Rc;l.CircleBufferGeometry=$b;l.BoxGeometry=Gb;l.BoxBufferGeometry=ib;l.ShadowMaterial=ac;l.SpriteMaterial=bb;l.RawShaderMaterial=bc;l.ShaderMaterial=
+ra;l.PointsMaterial=Fa;l.MeshPhysicalMaterial=ob;l.MeshStandardMaterial=Pa;l.MeshPhongMaterial=Ja;l.MeshToonMaterial=pb;l.MeshNormalMaterial=qb;l.MeshLambertMaterial=rb;l.MeshDepthMaterial=Za;l.MeshBasicMaterial=ya;l.LineDashedMaterial=sb;l.LineBasicMaterial=ea;l.Material=U;l.Float64BufferAttribute=uc;l.Float32BufferAttribute=B;l.Uint32BufferAttribute=hb;l.Int32BufferAttribute=tc;l.Uint16BufferAttribute=gb;l.Int16BufferAttribute=sc;l.Uint8ClampedBufferAttribute=rc;l.Uint8BufferAttribute=qc;l.Int8BufferAttribute=
+pc;l.BufferAttribute=Z;l.REVISION="86";l.MOUSE={LEFT:0,MIDDLE:1,RIGHT:2};l.CullFaceNone=0;l.CullFaceBack=1;l.CullFaceFront=2;l.CullFaceFrontBack=3;l.FrontFaceDirectionCW=0;l.FrontFaceDirectionCCW=1;l.BasicShadowMap=0;l.PCFShadowMap=1;l.PCFSoftShadowMap=2;l.FrontSide=0;l.BackSide=1;l.DoubleSide=2;l.FlatShading=1;l.SmoothShading=2;l.NoColors=0;l.FaceColors=1;l.VertexColors=2;l.NoBlending=0;l.NormalBlending=1;l.AdditiveBlending=2;l.SubtractiveBlending=3;l.MultiplyBlending=4;l.CustomBlending=5;l.AddEquation=
 100;l.SubtractEquation=101;l.ReverseSubtractEquation=102;l.MinEquation=103;l.MaxEquation=104;l.ZeroFactor=200;l.OneFactor=201;l.SrcColorFactor=202;l.OneMinusSrcColorFactor=203;l.SrcAlphaFactor=204;l.OneMinusSrcAlphaFactor=205;l.DstAlphaFactor=206;l.OneMinusDstAlphaFactor=207;l.DstColorFactor=208;l.OneMinusDstColorFactor=209;l.SrcAlphaSaturateFactor=210;l.NeverDepth=0;l.AlwaysDepth=1;l.LessDepth=2;l.LessEqualDepth=3;l.EqualDepth=4;l.GreaterEqualDepth=5;l.GreaterDepth=6;l.NotEqualDepth=7;l.MultiplyOperation=
 0;l.MixOperation=1;l.AddOperation=2;l.NoToneMapping=0;l.LinearToneMapping=1;l.ReinhardToneMapping=2;l.Uncharted2ToneMapping=3;l.CineonToneMapping=4;l.UVMapping=300;l.CubeReflectionMapping=301;l.CubeRefractionMapping=302;l.EquirectangularReflectionMapping=303;l.EquirectangularRefractionMapping=304;l.SphericalReflectionMapping=305;l.CubeUVReflectionMapping=306;l.CubeUVRefractionMapping=307;l.RepeatWrapping=1E3;l.ClampToEdgeWrapping=1001;l.MirroredRepeatWrapping=1002;l.NearestFilter=1003;l.NearestMipMapNearestFilter=
 1004;l.NearestMipMapLinearFilter=1005;l.LinearFilter=1006;l.LinearMipMapNearestFilter=1007;l.LinearMipMapLinearFilter=1008;l.UnsignedByteType=1009;l.ByteType=1010;l.ShortType=1011;l.UnsignedShortType=1012;l.IntType=1013;l.UnsignedIntType=1014;l.FloatType=1015;l.HalfFloatType=1016;l.UnsignedShort4444Type=1017;l.UnsignedShort5551Type=1018;l.UnsignedShort565Type=1019;l.UnsignedInt248Type=1020;l.AlphaFormat=1021;l.RGBFormat=1022;l.RGBAFormat=1023;l.LuminanceFormat=1024;l.LuminanceAlphaFormat=1025;l.RGBEFormat=
 1023;l.DepthFormat=1026;l.DepthStencilFormat=1027;l.RGB_S3TC_DXT1_Format=2001;l.RGBA_S3TC_DXT1_Format=2002;l.RGBA_S3TC_DXT3_Format=2003;l.RGBA_S3TC_DXT5_Format=2004;l.RGB_PVRTC_4BPPV1_Format=2100;l.RGB_PVRTC_2BPPV1_Format=2101;l.RGBA_PVRTC_4BPPV1_Format=2102;l.RGBA_PVRTC_2BPPV1_Format=2103;l.RGB_ETC1_Format=2151;l.LoopOnce=2200;l.LoopRepeat=2201;l.LoopPingPong=2202;l.InterpolateDiscrete=2300;l.InterpolateLinear=2301;l.InterpolateSmooth=2302;l.ZeroCurvatureEnding=2400;l.ZeroSlopeEnding=2401;l.WrapAroundEnding=
-2402;l.TrianglesDrawMode=0;l.TriangleStripDrawMode=1;l.TriangleFanDrawMode=2;l.LinearEncoding=3E3;l.sRGBEncoding=3001;l.GammaEncoding=3007;l.RGBEEncoding=3002;l.LogLuvEncoding=3003;l.RGBM7Encoding=3004;l.RGBM16Encoding=3005;l.RGBDEncoding=3006;l.BasicDepthPacking=3200;l.RGBADepthPacking=3201;l.CubeGeometry=Ib;l.Face4=function(a,b,c,d,e,f,g){console.warn("THREE.Face4 has been removed. A THREE.Face3 will be created instead.");return new Va(a,b,c,e,f,g)};l.LineStrip=0;l.LinePieces=1;l.MeshFaceMaterial=
-function(a){console.warn("THREE.MeshFaceMaterial has been removed. Use an Array instead.");return a};l.MultiMaterial=function(a){void 0===a&&(a=[]);console.warn("THREE.MultiMaterial has been removed. Use an Array instead.");a.isMultiMaterial=!0;a.materials=a;a.clone=function(){return a.slice()};return a};l.PointCloud=function(a,b){console.warn("THREE.PointCloud has been renamed to THREE.Points.");return new Mb(a,b)};l.Particle=function(a){console.warn("THREE.Particle has been renamed to THREE.Sprite.");
-return new Ac(a)};l.ParticleSystem=function(a,b){console.warn("THREE.ParticleSystem has been renamed to THREE.Points.");return new Mb(a,b)};l.PointCloudMaterial=function(a){console.warn("THREE.PointCloudMaterial has been renamed to THREE.PointsMaterial.");return new La(a)};l.ParticleBasicMaterial=function(a){console.warn("THREE.ParticleBasicMaterial has been renamed to THREE.PointsMaterial.");return new La(a)};l.ParticleSystemMaterial=function(a){console.warn("THREE.ParticleSystemMaterial has been renamed to THREE.PointsMaterial.");
-return new La(a)};l.Vertex=function(a,b,c){console.warn("THREE.Vertex has been removed. Use THREE.Vector3 instead.");return new p(a,b,c)};l.DynamicBufferAttribute=function(a,b){console.warn("THREE.DynamicBufferAttribute has been removed. Use new THREE.BufferAttribute().setDynamic( true ) instead.");return(new L(a,b)).setDynamic(!0)};l.Int8Attribute=function(a,b){console.warn("THREE.Int8Attribute has been removed. Use new THREE.Int8BufferAttribute() instead.");return new rc(a,b)};l.Uint8Attribute=
-function(a,b){console.warn("THREE.Uint8Attribute has been removed. Use new THREE.Uint8BufferAttribute() instead.");return new sc(a,b)};l.Uint8ClampedAttribute=function(a,b){console.warn("THREE.Uint8ClampedAttribute has been removed. Use new THREE.Uint8ClampedBufferAttribute() instead.");return new tc(a,b)};l.Int16Attribute=function(a,b){console.warn("THREE.Int16Attribute has been removed. Use new THREE.Int16BufferAttribute() instead.");return new uc(a,b)};l.Uint16Attribute=function(a,b){console.warn("THREE.Uint16Attribute has been removed. Use new THREE.Uint16BufferAttribute() instead.");
-return new ib(a,b)};l.Int32Attribute=function(a,b){console.warn("THREE.Int32Attribute has been removed. Use new THREE.Int32BufferAttribute() instead.");return new vc(a,b)};l.Uint32Attribute=function(a,b){console.warn("THREE.Uint32Attribute has been removed. Use new THREE.Uint32BufferAttribute() instead.");return new jb(a,b)};l.Float32Attribute=function(a,b){console.warn("THREE.Float32Attribute has been removed. Use new THREE.Float32BufferAttribute() instead.");return new C(a,b)};l.Float64Attribute=
-function(a,b){console.warn("THREE.Float64Attribute has been removed. Use new THREE.Float64BufferAttribute() instead.");return new wc(a,b)};l.ClosedSplineCurve3=df;l.SplineCurve3=ef;l.Spline=te;l.BoundingBoxHelper=function(a,b){console.warn("THREE.BoundingBoxHelper has been deprecated. Creating a THREE.BoxHelper instead.");return new Bb(a,b)};l.EdgesHelper=function(a,b){console.warn("THREE.EdgesHelper has been removed. Use THREE.EdgesGeometry instead.");return new da(new ac(a.geometry),new ha({color:void 0!==
-b?b:16777215}))};l.WireframeHelper=function(a,b){console.warn("THREE.WireframeHelper has been removed. Use THREE.WireframeGeometry instead.");return new da(new Ob(a.geometry),new ha({color:void 0!==b?b:16777215}))};l.XHRLoader=function(a){console.warn("THREE.XHRLoader has been renamed to THREE.FileLoader.");return new ua(a)};l.BinaryTextureLoader=function(a){console.warn("THREE.BinaryTextureLoader has been renamed to THREE.DataTextureLoader.");return new $d(a)};l.GeometryUtils={merge:function(a,b,
+2402;l.TrianglesDrawMode=0;l.TriangleStripDrawMode=1;l.TriangleFanDrawMode=2;l.LinearEncoding=3E3;l.sRGBEncoding=3001;l.GammaEncoding=3007;l.RGBEEncoding=3002;l.LogLuvEncoding=3003;l.RGBM7Encoding=3004;l.RGBM16Encoding=3005;l.RGBDEncoding=3006;l.BasicDepthPacking=3200;l.RGBADepthPacking=3201;l.CubeGeometry=Gb;l.Face4=function(a,b,c,d,e,f,g){console.warn("THREE.Face4 has been removed. A THREE.Face3 will be created instead.");return new Sa(a,b,c,e,f,g)};l.LineStrip=0;l.LinePieces=1;l.MeshFaceMaterial=
+function(a){console.warn("THREE.MeshFaceMaterial has been removed. Use an Array instead.");return a};l.MultiMaterial=function(a){void 0===a&&(a=[]);console.warn("THREE.MultiMaterial has been removed. Use an Array instead.");a.isMultiMaterial=!0;a.materials=a;a.clone=function(){return a.slice()};return a};l.PointCloud=function(a,b){console.warn("THREE.PointCloud has been renamed to THREE.Points.");return new Kb(a,b)};l.Particle=function(a){console.warn("THREE.Particle has been renamed to THREE.Sprite.");
+return new xc(a)};l.ParticleSystem=function(a,b){console.warn("THREE.ParticleSystem has been renamed to THREE.Points.");return new Kb(a,b)};l.PointCloudMaterial=function(a){console.warn("THREE.PointCloudMaterial has been renamed to THREE.PointsMaterial.");return new Fa(a)};l.ParticleBasicMaterial=function(a){console.warn("THREE.ParticleBasicMaterial has been renamed to THREE.PointsMaterial.");return new Fa(a)};l.ParticleSystemMaterial=function(a){console.warn("THREE.ParticleSystemMaterial has been renamed to THREE.PointsMaterial.");
+return new Fa(a)};l.Vertex=function(a,b,c){console.warn("THREE.Vertex has been removed. Use THREE.Vector3 instead.");return new n(a,b,c)};l.DynamicBufferAttribute=function(a,b){console.warn("THREE.DynamicBufferAttribute has been removed. Use new THREE.BufferAttribute().setDynamic( true ) instead.");return(new Z(a,b)).setDynamic(!0)};l.Int8Attribute=function(a,b){console.warn("THREE.Int8Attribute has been removed. Use new THREE.Int8BufferAttribute() instead.");return new pc(a,b)};l.Uint8Attribute=
+function(a,b){console.warn("THREE.Uint8Attribute has been removed. Use new THREE.Uint8BufferAttribute() instead.");return new qc(a,b)};l.Uint8ClampedAttribute=function(a,b){console.warn("THREE.Uint8ClampedAttribute has been removed. Use new THREE.Uint8ClampedBufferAttribute() instead.");return new rc(a,b)};l.Int16Attribute=function(a,b){console.warn("THREE.Int16Attribute has been removed. Use new THREE.Int16BufferAttribute() instead.");return new sc(a,b)};l.Uint16Attribute=function(a,b){console.warn("THREE.Uint16Attribute has been removed. Use new THREE.Uint16BufferAttribute() instead.");
+return new gb(a,b)};l.Int32Attribute=function(a,b){console.warn("THREE.Int32Attribute has been removed. Use new THREE.Int32BufferAttribute() instead.");return new tc(a,b)};l.Uint32Attribute=function(a,b){console.warn("THREE.Uint32Attribute has been removed. Use new THREE.Uint32BufferAttribute() instead.");return new hb(a,b)};l.Float32Attribute=function(a,b){console.warn("THREE.Float32Attribute has been removed. Use new THREE.Float32BufferAttribute() instead.");return new B(a,b)};l.Float64Attribute=
+function(a,b){console.warn("THREE.Float64Attribute has been removed. Use new THREE.Float64BufferAttribute() instead.");return new uc(a,b)};l.ClosedSplineCurve3=cf;l.SplineCurve3=df;l.Spline=se;l.BoundingBoxHelper=function(a,b){console.warn("THREE.BoundingBoxHelper has been deprecated. Creating a THREE.BoxHelper instead.");return new Ab(a,b)};l.EdgesHelper=function(a,b){console.warn("THREE.EdgesHelper has been removed. Use THREE.EdgesGeometry instead.");return new Q(new Zb(a.geometry),new ea({color:void 0!==
+b?b:16777215}))};l.WireframeHelper=function(a,b){console.warn("THREE.WireframeHelper has been removed. Use THREE.WireframeGeometry instead.");return new Q(new Mb(a.geometry),new ea({color:void 0!==b?b:16777215}))};l.XHRLoader=function(a){console.warn("THREE.XHRLoader has been renamed to THREE.FileLoader.");return new Ka(a)};l.BinaryTextureLoader=function(a){console.warn("THREE.BinaryTextureLoader has been renamed to THREE.DataTextureLoader.");return new $d(a)};l.GeometryUtils={merge:function(a,b,
 c){console.warn("THREE.GeometryUtils: .merge() has been moved to Geometry. Use geometry.merge( geometry2, matrix, materialIndexOffset ) instead.");var d;b.isMesh&&(b.matrixAutoUpdate&&b.updateMatrix(),d=b.matrix,b=b.geometry);a.merge(b,d,c)},center:function(a){console.warn("THREE.GeometryUtils: .center() has been moved to Geometry. Use geometry.center() instead.");return a.center()}};l.ImageUtils={crossOrigin:void 0,loadTexture:function(a,b,c,d){console.warn("THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.");
-var e=new sd;e.setCrossOrigin(this.crossOrigin);a=e.load(a,c,void 0,d);b&&(a.mapping=b);return a},loadTextureCube:function(a,b,c,d){console.warn("THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.");var e=new ae;e.setCrossOrigin(this.crossOrigin);a=e.load(a,c,void 0,d);b&&(a.mapping=b);return a},loadCompressedTexture:function(){console.error("THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.")},loadCompressedTextureCube:function(){console.error("THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.")}};
+var e=new rd;e.setCrossOrigin(this.crossOrigin);a=e.load(a,c,void 0,d);b&&(a.mapping=b);return a},loadTextureCube:function(a,b,c,d){console.warn("THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.");var e=new ae;e.setCrossOrigin(this.crossOrigin);a=e.load(a,c,void 0,d);b&&(a.mapping=b);return a},loadCompressedTexture:function(){console.error("THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.")},loadCompressedTextureCube:function(){console.error("THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.")}};
 l.Projector=function(){console.error("THREE.Projector has been moved to /examples/js/renderers/Projector.js.");this.projectVector=function(a,b){console.warn("THREE.Projector: .projectVector() is now vector.project().");a.project(b)};this.unprojectVector=function(a,b){console.warn("THREE.Projector: .unprojectVector() is now vector.unproject().");a.unproject(b)};this.pickingRay=function(){console.error("THREE.Projector: .pickingRay() is now raycaster.setFromCamera().")}};l.CanvasRenderer=function(){console.error("THREE.CanvasRenderer has been moved to /examples/js/renderers/CanvasRenderer.js");
 this.domElement=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");this.clear=function(){};this.render=function(){};this.setClearColor=function(){};this.setSize=function(){}};Object.defineProperty(l,"__esModule",{value:!0})});
 
-},{}],177:[function(require,module,exports){
+},{}],181:[function(require,module,exports){
 'use strict';
 
 module.exports = TinyQueue;
@@ -14510,7 +14713,7 @@ TinyQueue.prototype = {
     }
 };
 
-},{}],178:[function(require,module,exports){
+},{}],182:[function(require,module,exports){
 //     Underscore.js 1.8.3
 //     http://underscorejs.org
 //     (c) 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
@@ -16060,22 +16263,22 @@ TinyQueue.prototype = {
   }
 }.call(this));
 
-},{}],179:[function(require,module,exports){
+},{}],183:[function(require,module,exports){
 var createElement = require("./vdom/create-element.js")
 
 module.exports = createElement
 
-},{"./vdom/create-element.js":185}],180:[function(require,module,exports){
+},{"./vdom/create-element.js":189}],184:[function(require,module,exports){
 var diff = require("./vtree/diff.js")
 
 module.exports = diff
 
-},{"./vtree/diff.js":205}],181:[function(require,module,exports){
+},{"./vtree/diff.js":209}],185:[function(require,module,exports){
 var h = require("./virtual-hyperscript/index.js")
 
 module.exports = h
 
-},{"./virtual-hyperscript/index.js":192}],182:[function(require,module,exports){
+},{"./virtual-hyperscript/index.js":196}],186:[function(require,module,exports){
 var diff = require("./diff.js")
 var patch = require("./patch.js")
 var h = require("./h.js")
@@ -16092,12 +16295,12 @@ module.exports = {
     VText: VText
 }
 
-},{"./create-element.js":179,"./diff.js":180,"./h.js":181,"./patch.js":183,"./vnode/vnode.js":201,"./vnode/vtext.js":203}],183:[function(require,module,exports){
+},{"./create-element.js":183,"./diff.js":184,"./h.js":185,"./patch.js":187,"./vnode/vnode.js":205,"./vnode/vtext.js":207}],187:[function(require,module,exports){
 var patch = require("./vdom/patch.js")
 
 module.exports = patch
 
-},{"./vdom/patch.js":188}],184:[function(require,module,exports){
+},{"./vdom/patch.js":192}],188:[function(require,module,exports){
 var isObject = require("is-object")
 var isHook = require("../vnode/is-vhook.js")
 
@@ -16196,7 +16399,7 @@ function getPrototype(value) {
     }
 }
 
-},{"../vnode/is-vhook.js":196,"is-object":20}],185:[function(require,module,exports){
+},{"../vnode/is-vhook.js":200,"is-object":20}],189:[function(require,module,exports){
 var document = require("global/document")
 
 var applyProperties = require("./apply-properties")
@@ -16244,7 +16447,7 @@ function createElement(vnode, opts) {
     return node
 }
 
-},{"../vnode/handle-thunk.js":194,"../vnode/is-vnode.js":197,"../vnode/is-vtext.js":198,"../vnode/is-widget.js":199,"./apply-properties":184,"global/document":16}],186:[function(require,module,exports){
+},{"../vnode/handle-thunk.js":198,"../vnode/is-vnode.js":201,"../vnode/is-vtext.js":202,"../vnode/is-widget.js":203,"./apply-properties":188,"global/document":16}],190:[function(require,module,exports){
 // Maps a virtual DOM tree onto a real DOM tree in an efficient manner.
 // We don't want to read all of the DOM nodes in the tree so we use
 // the in-order tree indexing to eliminate recursion down certain branches.
@@ -16331,7 +16534,7 @@ function ascending(a, b) {
     return a > b ? 1 : -1
 }
 
-},{}],187:[function(require,module,exports){
+},{}],191:[function(require,module,exports){
 var applyProperties = require("./apply-properties")
 
 var isWidget = require("../vnode/is-widget.js")
@@ -16484,7 +16687,7 @@ function replaceRoot(oldRoot, newRoot) {
     return newRoot;
 }
 
-},{"../vnode/is-widget.js":199,"../vnode/vpatch.js":202,"./apply-properties":184,"./update-widget":189}],188:[function(require,module,exports){
+},{"../vnode/is-widget.js":203,"../vnode/vpatch.js":206,"./apply-properties":188,"./update-widget":193}],192:[function(require,module,exports){
 var document = require("global/document")
 var isArray = require("x-is-array")
 
@@ -16566,7 +16769,7 @@ function patchIndices(patches) {
     return indices
 }
 
-},{"./create-element":185,"./dom-index":186,"./patch-op":187,"global/document":16,"x-is-array":224}],189:[function(require,module,exports){
+},{"./create-element":189,"./dom-index":190,"./patch-op":191,"global/document":16,"x-is-array":228}],193:[function(require,module,exports){
 var isWidget = require("../vnode/is-widget.js")
 
 module.exports = updateWidget
@@ -16583,7 +16786,7 @@ function updateWidget(a, b) {
     return false
 }
 
-},{"../vnode/is-widget.js":199}],190:[function(require,module,exports){
+},{"../vnode/is-widget.js":203}],194:[function(require,module,exports){
 'use strict';
 
 var EvStore = require('ev-store');
@@ -16612,7 +16815,7 @@ EvHook.prototype.unhook = function(node, propertyName) {
     es[propName] = undefined;
 };
 
-},{"ev-store":9}],191:[function(require,module,exports){
+},{"ev-store":9}],195:[function(require,module,exports){
 'use strict';
 
 module.exports = SoftSetHook;
@@ -16631,7 +16834,7 @@ SoftSetHook.prototype.hook = function (node, propertyName) {
     }
 };
 
-},{}],192:[function(require,module,exports){
+},{}],196:[function(require,module,exports){
 'use strict';
 
 var isArray = require('x-is-array');
@@ -16770,7 +16973,7 @@ function errorString(obj) {
     }
 }
 
-},{"../vnode/is-thunk":195,"../vnode/is-vhook":196,"../vnode/is-vnode":197,"../vnode/is-vtext":198,"../vnode/is-widget":199,"../vnode/vnode.js":201,"../vnode/vtext.js":203,"./hooks/ev-hook.js":190,"./hooks/soft-set-hook.js":191,"./parse-tag.js":193,"x-is-array":224}],193:[function(require,module,exports){
+},{"../vnode/is-thunk":199,"../vnode/is-vhook":200,"../vnode/is-vnode":201,"../vnode/is-vtext":202,"../vnode/is-widget":203,"../vnode/vnode.js":205,"../vnode/vtext.js":207,"./hooks/ev-hook.js":194,"./hooks/soft-set-hook.js":195,"./parse-tag.js":197,"x-is-array":228}],197:[function(require,module,exports){
 'use strict';
 
 var split = require('browser-split');
@@ -16826,7 +17029,7 @@ function parseTag(tag, props) {
     return props.namespace ? tagName : tagName.toUpperCase();
 }
 
-},{"browser-split":5}],194:[function(require,module,exports){
+},{"browser-split":5}],198:[function(require,module,exports){
 var isVNode = require("./is-vnode")
 var isVText = require("./is-vtext")
 var isWidget = require("./is-widget")
@@ -16868,14 +17071,14 @@ function renderThunk(thunk, previous) {
     return renderedThunk
 }
 
-},{"./is-thunk":195,"./is-vnode":197,"./is-vtext":198,"./is-widget":199}],195:[function(require,module,exports){
+},{"./is-thunk":199,"./is-vnode":201,"./is-vtext":202,"./is-widget":203}],199:[function(require,module,exports){
 module.exports = isThunk
 
 function isThunk(t) {
     return t && t.type === "Thunk"
 }
 
-},{}],196:[function(require,module,exports){
+},{}],200:[function(require,module,exports){
 module.exports = isHook
 
 function isHook(hook) {
@@ -16884,7 +17087,7 @@ function isHook(hook) {
        typeof hook.unhook === "function" && !hook.hasOwnProperty("unhook"))
 }
 
-},{}],197:[function(require,module,exports){
+},{}],201:[function(require,module,exports){
 var version = require("./version")
 
 module.exports = isVirtualNode
@@ -16893,7 +17096,7 @@ function isVirtualNode(x) {
     return x && x.type === "VirtualNode" && x.version === version
 }
 
-},{"./version":200}],198:[function(require,module,exports){
+},{"./version":204}],202:[function(require,module,exports){
 var version = require("./version")
 
 module.exports = isVirtualText
@@ -16902,17 +17105,17 @@ function isVirtualText(x) {
     return x && x.type === "VirtualText" && x.version === version
 }
 
-},{"./version":200}],199:[function(require,module,exports){
+},{"./version":204}],203:[function(require,module,exports){
 module.exports = isWidget
 
 function isWidget(w) {
     return w && w.type === "Widget"
 }
 
-},{}],200:[function(require,module,exports){
+},{}],204:[function(require,module,exports){
 module.exports = "2"
 
-},{}],201:[function(require,module,exports){
+},{}],205:[function(require,module,exports){
 var version = require("./version")
 var isVNode = require("./is-vnode")
 var isWidget = require("./is-widget")
@@ -16986,7 +17189,7 @@ function VirtualNode(tagName, properties, children, key, namespace) {
 VirtualNode.prototype.version = version
 VirtualNode.prototype.type = "VirtualNode"
 
-},{"./is-thunk":195,"./is-vhook":196,"./is-vnode":197,"./is-widget":199,"./version":200}],202:[function(require,module,exports){
+},{"./is-thunk":199,"./is-vhook":200,"./is-vnode":201,"./is-widget":203,"./version":204}],206:[function(require,module,exports){
 var version = require("./version")
 
 VirtualPatch.NONE = 0
@@ -17010,7 +17213,7 @@ function VirtualPatch(type, vNode, patch) {
 VirtualPatch.prototype.version = version
 VirtualPatch.prototype.type = "VirtualPatch"
 
-},{"./version":200}],203:[function(require,module,exports){
+},{"./version":204}],207:[function(require,module,exports){
 var version = require("./version")
 
 module.exports = VirtualText
@@ -17022,7 +17225,7 @@ function VirtualText(text) {
 VirtualText.prototype.version = version
 VirtualText.prototype.type = "VirtualText"
 
-},{"./version":200}],204:[function(require,module,exports){
+},{"./version":204}],208:[function(require,module,exports){
 var isObject = require("is-object")
 var isHook = require("../vnode/is-vhook")
 
@@ -17082,7 +17285,7 @@ function getPrototype(value) {
   }
 }
 
-},{"../vnode/is-vhook":196,"is-object":20}],205:[function(require,module,exports){
+},{"../vnode/is-vhook":200,"is-object":20}],209:[function(require,module,exports){
 var isArray = require("x-is-array")
 
 var VPatch = require("../vnode/vpatch")
@@ -17511,7 +17714,7 @@ function appendPatch(apply, patch) {
     }
 }
 
-},{"../vnode/handle-thunk":194,"../vnode/is-thunk":195,"../vnode/is-vnode":197,"../vnode/is-vtext":198,"../vnode/is-widget":199,"../vnode/vpatch":202,"./diff-props":204,"x-is-array":224}],206:[function(require,module,exports){
+},{"../vnode/handle-thunk":198,"../vnode/is-thunk":199,"../vnode/is-vnode":201,"../vnode/is-vtext":202,"../vnode/is-widget":203,"../vnode/vpatch":206,"./diff-props":208,"x-is-array":228}],210:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -17530,7 +17733,7 @@ define(function (require) {
 });
 })(typeof define === 'function' && define.amd ? define : function (factory) { module.exports = factory(require); });
 
-},{"./Scheduler":207,"./env":219,"./makePromise":221}],207:[function(require,module,exports){
+},{"./Scheduler":211,"./env":223,"./makePromise":225}],211:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -17612,7 +17815,7 @@ define(function() {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); }));
 
-},{}],208:[function(require,module,exports){
+},{}],212:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -17640,7 +17843,7 @@ define(function() {
 	return TimeoutError;
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); }));
-},{}],209:[function(require,module,exports){
+},{}],213:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -17697,7 +17900,7 @@ define(function() {
 
 
 
-},{}],210:[function(require,module,exports){
+},{}],214:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -17998,7 +18201,7 @@ define(function(require) {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(require); }));
 
-},{"../apply":209,"../state":222}],211:[function(require,module,exports){
+},{"../apply":213,"../state":226}],215:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -18160,7 +18363,7 @@ define(function() {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); }));
 
-},{}],212:[function(require,module,exports){
+},{}],216:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -18189,7 +18392,7 @@ define(function() {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); }));
 
-},{}],213:[function(require,module,exports){
+},{}],217:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -18211,7 +18414,7 @@ define(function(require) {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(require); }));
 
-},{"../state":222}],214:[function(require,module,exports){
+},{"../state":226}],218:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -18278,7 +18481,7 @@ define(function() {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); }));
 
-},{}],215:[function(require,module,exports){
+},{}],219:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -18304,7 +18507,7 @@ define(function() {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); }));
 
-},{}],216:[function(require,module,exports){
+},{}],220:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -18384,7 +18587,7 @@ define(function(require) {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(require); }));
 
-},{"../TimeoutError":208,"../env":219}],217:[function(require,module,exports){
+},{"../TimeoutError":212,"../env":223}],221:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -18472,7 +18675,7 @@ define(function(require) {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(require); }));
 
-},{"../env":219,"../format":220}],218:[function(require,module,exports){
+},{"../env":223,"../format":224}],222:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -18512,7 +18715,7 @@ define(function() {
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); }));
 
 
-},{}],219:[function(require,module,exports){
+},{}],223:[function(require,module,exports){
 (function (process){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
@@ -18590,7 +18793,7 @@ define(function(require) {
 
 }).call(this,require('_process'))
 
-},{"_process":6}],220:[function(require,module,exports){
+},{"_process":6}],224:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -18648,7 +18851,7 @@ define(function() {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); }));
 
-},{}],221:[function(require,module,exports){
+},{}],225:[function(require,module,exports){
 (function (process){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
@@ -19608,7 +19811,7 @@ define(function() {
 
 }).call(this,require('_process'))
 
-},{"_process":6}],222:[function(require,module,exports){
+},{"_process":6}],226:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 /** @author Brian Cavalier */
 /** @author John Hann */
@@ -19645,7 +19848,7 @@ define(function() {
 });
 }(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); }));
 
-},{}],223:[function(require,module,exports){
+},{}],227:[function(require,module,exports){
 /** @license MIT License (c) copyright 2010-2014 original author or authors */
 
 /**
@@ -19875,7 +20078,7 @@ define(function (require) {
 });
 })(typeof define === 'function' && define.amd ? define : function (factory) { module.exports = factory(require); });
 
-},{"./lib/Promise":206,"./lib/TimeoutError":208,"./lib/apply":209,"./lib/decorators/array":210,"./lib/decorators/flow":211,"./lib/decorators/fold":212,"./lib/decorators/inspect":213,"./lib/decorators/iterate":214,"./lib/decorators/progress":215,"./lib/decorators/timed":216,"./lib/decorators/unhandledRejection":217,"./lib/decorators/with":218}],224:[function(require,module,exports){
+},{"./lib/Promise":210,"./lib/TimeoutError":212,"./lib/apply":213,"./lib/decorators/array":214,"./lib/decorators/flow":215,"./lib/decorators/fold":216,"./lib/decorators/inspect":217,"./lib/decorators/iterate":218,"./lib/decorators/progress":219,"./lib/decorators/timed":220,"./lib/decorators/unhandledRejection":221,"./lib/decorators/with":222}],228:[function(require,module,exports){
 var nativeIsArray = Array.isArray
 var toString = Object.prototype.toString
 
@@ -19885,7 +20088,7 @@ function isArray(obj) {
     return toString.call(obj) === "[object Array]"
 }
 
-},{}],225:[function(require,module,exports){
+},{}],229:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var APIv3_1 = require("./api/APIv3");
@@ -19893,13 +20096,18 @@ exports.APIv3 = APIv3_1.APIv3;
 var ModelCreator_1 = require("./api/ModelCreator");
 exports.ModelCreator = ModelCreator_1.ModelCreator;
 
-},{"./api/APIv3":237,"./api/ModelCreator":238}],226:[function(require,module,exports){
+},{"./api/APIv3":242,"./api/ModelCreator":243}],230:[function(require,module,exports){
 "use strict";
+function __export(m) {
+    for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];
+}
 Object.defineProperty(exports, "__esModule", { value: true });
 var Component_1 = require("./component/Component");
 exports.Component = Component_1.Component;
 var ComponentService_1 = require("./component/ComponentService");
 exports.ComponentService = ComponentService_1.ComponentService;
+var HandlerBase_1 = require("./component/utils/HandlerBase");
+exports.HandlerBase = HandlerBase_1.HandlerBase;
 var AttributionComponent_1 = require("./component/AttributionComponent");
 exports.AttributionComponent = AttributionComponent_1.AttributionComponent;
 var BackgroundComponent_1 = require("./component/BackgroundComponent");
@@ -19920,8 +20128,14 @@ var DirectionDOMRenderer_1 = require("./component/direction/DirectionDOMRenderer
 exports.DirectionDOMRenderer = DirectionDOMRenderer_1.DirectionDOMRenderer;
 var ImageComponent_1 = require("./component/ImageComponent");
 exports.ImageComponent = ImageComponent_1.ImageComponent;
-var KeyboardComponent_1 = require("./component/KeyboardComponent");
+var KeyboardComponent_1 = require("./component/keyboard/KeyboardComponent");
 exports.KeyboardComponent = KeyboardComponent_1.KeyboardComponent;
+var KeyZoomHandler_1 = require("./component/keyboard/KeyZoomHandler");
+exports.KeyZoomHandler = KeyZoomHandler_1.KeyZoomHandler;
+var KeySequenceNavigationHandler_1 = require("./component/keyboard/KeySequenceNavigationHandler");
+exports.KeySequenceNavigationHandler = KeySequenceNavigationHandler_1.KeySequenceNavigationHandler;
+var KeySpatialNavigationHandler_1 = require("./component/keyboard/KeySpatialNavigationHandler");
+exports.KeySpatialNavigationHandler = KeySpatialNavigationHandler_1.KeySpatialNavigationHandler;
 var LoadingComponent_1 = require("./component/LoadingComponent");
 exports.LoadingComponent = LoadingComponent_1.LoadingComponent;
 var Marker_1 = require("./component/marker/marker/Marker");
@@ -19934,8 +20148,8 @@ var MarkerSet_1 = require("./component/marker/MarkerSet");
 exports.MarkerSet = MarkerSet_1.MarkerSet;
 var MouseComponent_1 = require("./component/mouse/MouseComponent");
 exports.MouseComponent = MouseComponent_1.MouseComponent;
-var MouseHandlerBase_1 = require("./component/mouse/MouseHandlerBase");
-exports.MouseHandlerBase = MouseHandlerBase_1.MouseHandlerBase;
+var BounceHandler_1 = require("./component/mouse/BounceHandler");
+exports.BounceHandler = BounceHandler_1.BounceHandler;
 var DragPanHandler_1 = require("./component/mouse/DragPanHandler");
 exports.DragPanHandler = DragPanHandler_1.DragPanHandler;
 var DoubleClickZoomHandler_1 = require("./component/mouse/DoubleClickZoomHandler");
@@ -19976,6 +20190,22 @@ var SliderComponent_1 = require("./component/imageplane/SliderComponent");
 exports.SliderComponent = SliderComponent_1.SliderComponent;
 var StatsComponent_1 = require("./component/StatsComponent");
 exports.StatsComponent = StatsComponent_1.StatsComponent;
+var TagHandlerBase_1 = require("./component/tag/handlers/TagHandlerBase");
+exports.TagHandlerBase = TagHandlerBase_1.TagHandlerBase;
+var CreateHandlerBase_1 = require("./component/tag/handlers/CreateHandlerBase");
+exports.CreateHandlerBase = CreateHandlerBase_1.CreateHandlerBase;
+var CreatePointHandler_1 = require("./component/tag/handlers/CreatePointHandler");
+exports.CreatePointHandler = CreatePointHandler_1.CreatePointHandler;
+var CreateVertexHandler_1 = require("./component/tag/handlers/CreateVertexHandler");
+exports.CreateVertexHandler = CreateVertexHandler_1.CreateVertexHandler;
+var CreatePolygonHandler_1 = require("./component/tag/handlers/CreatePolygonHandler");
+exports.CreatePolygonHandler = CreatePolygonHandler_1.CreatePolygonHandler;
+var CreateRectHandler_1 = require("./component/tag/handlers/CreateRectHandler");
+exports.CreateRectHandler = CreateRectHandler_1.CreateRectHandler;
+var CreateRectDragHandler_1 = require("./component/tag/handlers/CreateRectDragHandler");
+exports.CreateRectDragHandler = CreateRectDragHandler_1.CreateRectDragHandler;
+var EditVertexHandler_1 = require("./component/tag/handlers/EditVertexHandler");
+exports.EditVertexHandler = EditVertexHandler_1.EditVertexHandler;
 var Tag_1 = require("./component/tag/tag/Tag");
 exports.Tag = Tag_1.Tag;
 var OutlineTag_1 = require("./component/tag/tag/OutlineTag");
@@ -20016,8 +20246,9 @@ var PolygonGeometry_1 = require("./component/tag/geometry/PolygonGeometry");
 exports.PolygonGeometry = PolygonGeometry_1.PolygonGeometry;
 var GeometryTagError_1 = require("./component/tag/error/GeometryTagError");
 exports.GeometryTagError = GeometryTagError_1.GeometryTagError;
+__export(require("./component/interfaces/interfaces"));
 
-},{"./component/AttributionComponent":239,"./component/BackgroundComponent":240,"./component/BearingComponent":241,"./component/CacheComponent":242,"./component/Component":243,"./component/ComponentService":244,"./component/CoverComponent":245,"./component/DebugComponent":246,"./component/ImageComponent":247,"./component/KeyboardComponent":248,"./component/LoadingComponent":249,"./component/NavigationComponent":250,"./component/RouteComponent":251,"./component/StatsComponent":252,"./component/direction/DirectionComponent":253,"./component/direction/DirectionDOMCalculator":254,"./component/direction/DirectionDOMRenderer":255,"./component/imageplane/ImagePlaneComponent":256,"./component/imageplane/ImagePlaneFactory":257,"./component/imageplane/ImagePlaneGLRenderer":258,"./component/imageplane/ImagePlaneScene":259,"./component/imageplane/ImagePlaneShaders":260,"./component/imageplane/SliderComponent":261,"./component/marker/MarkerComponent":263,"./component/marker/MarkerScene":264,"./component/marker/MarkerSet":265,"./component/marker/marker/CircleMarker":266,"./component/marker/marker/Marker":267,"./component/marker/marker/SimpleMarker":268,"./component/mouse/DoubleClickZoomHandler":269,"./component/mouse/DragPanHandler":270,"./component/mouse/MouseComponent":271,"./component/mouse/MouseHandlerBase":272,"./component/mouse/ScrollZoomHandler":273,"./component/mouse/TouchZoomHandler":274,"./component/popup/PopupComponent":276,"./component/popup/popup/Popup":277,"./component/sequence/SequenceComponent":278,"./component/sequence/SequenceDOMInteraction":279,"./component/sequence/SequenceDOMRenderer":280,"./component/tag/TagComponent":282,"./component/tag/TagCreator":283,"./component/tag/TagDOMRenderer":284,"./component/tag/TagMode":285,"./component/tag/TagOperation":286,"./component/tag/TagScene":287,"./component/tag/TagSet":288,"./component/tag/error/GeometryTagError":289,"./component/tag/geometry/Geometry":290,"./component/tag/geometry/PointGeometry":291,"./component/tag/geometry/PolygonGeometry":292,"./component/tag/geometry/RectGeometry":293,"./component/tag/geometry/VertexGeometry":294,"./component/tag/tag/OutlineCreateTag":295,"./component/tag/tag/OutlineRenderTag":296,"./component/tag/tag/OutlineTag":297,"./component/tag/tag/RenderTag":298,"./component/tag/tag/SpotRenderTag":299,"./component/tag/tag/SpotTag":300,"./component/tag/tag/Tag":301}],227:[function(require,module,exports){
+},{"./component/AttributionComponent":244,"./component/BackgroundComponent":245,"./component/BearingComponent":246,"./component/CacheComponent":247,"./component/Component":248,"./component/ComponentService":249,"./component/CoverComponent":250,"./component/DebugComponent":251,"./component/ImageComponent":252,"./component/LoadingComponent":253,"./component/NavigationComponent":254,"./component/RouteComponent":255,"./component/StatsComponent":256,"./component/direction/DirectionComponent":257,"./component/direction/DirectionDOMCalculator":258,"./component/direction/DirectionDOMRenderer":259,"./component/imageplane/ImagePlaneComponent":260,"./component/imageplane/ImagePlaneFactory":261,"./component/imageplane/ImagePlaneGLRenderer":262,"./component/imageplane/ImagePlaneScene":263,"./component/imageplane/ImagePlaneShaders":264,"./component/imageplane/SliderComponent":265,"./component/interfaces/interfaces":267,"./component/keyboard/KeySequenceNavigationHandler":268,"./component/keyboard/KeySpatialNavigationHandler":269,"./component/keyboard/KeyZoomHandler":270,"./component/keyboard/KeyboardComponent":271,"./component/marker/MarkerComponent":273,"./component/marker/MarkerScene":274,"./component/marker/MarkerSet":275,"./component/marker/marker/CircleMarker":276,"./component/marker/marker/Marker":277,"./component/marker/marker/SimpleMarker":278,"./component/mouse/BounceHandler":279,"./component/mouse/DoubleClickZoomHandler":280,"./component/mouse/DragPanHandler":281,"./component/mouse/MouseComponent":282,"./component/mouse/ScrollZoomHandler":283,"./component/mouse/TouchZoomHandler":284,"./component/popup/PopupComponent":286,"./component/popup/popup/Popup":287,"./component/sequence/SequenceComponent":288,"./component/sequence/SequenceDOMInteraction":289,"./component/sequence/SequenceDOMRenderer":290,"./component/tag/TagComponent":292,"./component/tag/TagCreator":293,"./component/tag/TagDOMRenderer":294,"./component/tag/TagMode":295,"./component/tag/TagOperation":296,"./component/tag/TagScene":297,"./component/tag/TagSet":298,"./component/tag/error/GeometryTagError":299,"./component/tag/geometry/Geometry":300,"./component/tag/geometry/PointGeometry":301,"./component/tag/geometry/PolygonGeometry":302,"./component/tag/geometry/RectGeometry":303,"./component/tag/geometry/VertexGeometry":304,"./component/tag/handlers/CreateHandlerBase":305,"./component/tag/handlers/CreatePointHandler":306,"./component/tag/handlers/CreatePolygonHandler":307,"./component/tag/handlers/CreateRectDragHandler":308,"./component/tag/handlers/CreateRectHandler":309,"./component/tag/handlers/CreateVertexHandler":310,"./component/tag/handlers/EditVertexHandler":311,"./component/tag/handlers/TagHandlerBase":312,"./component/tag/tag/OutlineCreateTag":313,"./component/tag/tag/OutlineRenderTag":314,"./component/tag/tag/OutlineTag":315,"./component/tag/tag/RenderTag":316,"./component/tag/tag/SpotRenderTag":317,"./component/tag/tag/SpotTag":318,"./component/tag/tag/Tag":319,"./component/utils/HandlerBase":320}],231:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var EdgeDirection_1 = require("./graph/edge/EdgeDirection");
@@ -20031,7 +20262,7 @@ exports.EdgeCalculatorCoefficients = EdgeCalculatorCoefficients_1.EdgeCalculator
 var EdgeCalculator_1 = require("./graph/edge/EdgeCalculator");
 exports.EdgeCalculator = EdgeCalculator_1.EdgeCalculator;
 
-},{"./graph/edge/EdgeCalculator":319,"./graph/edge/EdgeCalculatorCoefficients":320,"./graph/edge/EdgeCalculatorDirections":321,"./graph/edge/EdgeCalculatorSettings":322,"./graph/edge/EdgeDirection":323}],228:[function(require,module,exports){
+},{"./graph/edge/EdgeCalculator":338,"./graph/edge/EdgeCalculatorCoefficients":339,"./graph/edge/EdgeCalculatorDirections":340,"./graph/edge/EdgeCalculatorSettings":341,"./graph/edge/EdgeDirection":342}],232:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var ArgumentMapillaryError_1 = require("./error/ArgumentMapillaryError");
@@ -20041,7 +20272,7 @@ exports.GraphMapillaryError = GraphMapillaryError_1.GraphMapillaryError;
 var MapillaryError_1 = require("./error/MapillaryError");
 exports.MapillaryError = MapillaryError_1.MapillaryError;
 
-},{"./error/ArgumentMapillaryError":302,"./error/GraphMapillaryError":303,"./error/MapillaryError":304}],229:[function(require,module,exports){
+},{"./error/ArgumentMapillaryError":321,"./error/GraphMapillaryError":322,"./error/MapillaryError":323}],233:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Camera_1 = require("./geo/Camera");
@@ -20055,7 +20286,7 @@ exports.Spatial = Spatial_1.Spatial;
 var Transform_1 = require("./geo/Transform");
 exports.Transform = Transform_1.Transform;
 
-},{"./geo/Camera":305,"./geo/GeoCoords":306,"./geo/Spatial":307,"./geo/Transform":308,"./geo/ViewportCoords":309}],230:[function(require,module,exports){
+},{"./geo/Camera":324,"./geo/GeoCoords":325,"./geo/Spatial":326,"./geo/Transform":327,"./geo/ViewportCoords":328}],234:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var FilterCreator_1 = require("./graph/FilterCreator");
@@ -20077,13 +20308,17 @@ exports.NodeCache = NodeCache_1.NodeCache;
 var Sequence_1 = require("./graph/Sequence");
 exports.Sequence = Sequence_1.Sequence;
 
-},{"./graph/FilterCreator":310,"./graph/Graph":311,"./graph/GraphCalculator":312,"./graph/GraphService":313,"./graph/ImageLoadingService":314,"./graph/MeshReader":315,"./graph/Node":316,"./graph/NodeCache":317,"./graph/Sequence":318}],231:[function(require,module,exports){
+},{"./graph/FilterCreator":329,"./graph/Graph":330,"./graph/GraphCalculator":331,"./graph/GraphService":332,"./graph/ImageLoadingService":333,"./graph/MeshReader":334,"./graph/Node":335,"./graph/NodeCache":336,"./graph/Sequence":337}],235:[function(require,module,exports){
 "use strict";
 /**
  * MapillaryJS is a WebGL JavaScript library for exploring street level imagery
  * @name Mapillary
  */
+function __export(m) {
+    for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];
+}
 Object.defineProperty(exports, "__esModule", { value: true });
+__export(require("./Support"));
 var Edge_1 = require("./Edge");
 exports.EdgeDirection = Edge_1.EdgeDirection;
 var Render_1 = require("./Render");
@@ -20099,7 +20334,7 @@ exports.MarkerComponent = MarkerComponent;
 var PopupComponent = require("./component/popup/Popup");
 exports.PopupComponent = PopupComponent;
 
-},{"./Edge":227,"./Render":232,"./Viewer":236,"./component/marker/Marker":262,"./component/popup/Popup":275,"./component/tag/Tag":281}],232:[function(require,module,exports){
+},{"./Edge":231,"./Render":236,"./Support":238,"./Viewer":241,"./component/marker/Marker":272,"./component/popup/Popup":285,"./component/tag/Tag":291}],236:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var DOMRenderer_1 = require("./render/DOMRenderer");
@@ -20115,7 +20350,7 @@ exports.RenderMode = RenderMode_1.RenderMode;
 var RenderService_1 = require("./render/RenderService");
 exports.RenderService = RenderService_1.RenderService;
 
-},{"./render/DOMRenderer":324,"./render/GLRenderStage":325,"./render/GLRenderer":326,"./render/RenderCamera":327,"./render/RenderMode":328,"./render/RenderService":329}],233:[function(require,module,exports){
+},{"./render/DOMRenderer":343,"./render/GLRenderStage":344,"./render/GLRenderer":345,"./render/RenderCamera":346,"./render/RenderMode":347,"./render/RenderService":348}],237:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var State_1 = require("./state/State");
@@ -20131,7 +20366,46 @@ exports.TraversingState = TraversingState_1.TraversingState;
 var WaitingState_1 = require("./state/states/WaitingState");
 exports.WaitingState = WaitingState_1.WaitingState;
 
-},{"./state/State":330,"./state/StateContext":331,"./state/StateService":332,"./state/states/StateBase":333,"./state/states/TraversingState":334,"./state/states/WaitingState":335}],234:[function(require,module,exports){
+},{"./state/State":349,"./state/StateContext":350,"./state/StateService":351,"./state/states/StateBase":352,"./state/states/TraversingState":353,"./state/states/WaitingState":354}],238:[function(require,module,exports){
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var support = require("./utils/Support");
+/**
+ * Test whether the current browser supports the full
+ * functionality of MapillaryJS.
+ *
+ * @description The full functionality includes WebGL rendering.
+ *
+ * @return {boolean}
+ *
+ * @example `var supported = Mapillary.isSupported();`
+ */
+function isSupported() {
+    return isFallbackSupported() &&
+        support.isWebGLSupportedCached();
+}
+exports.isSupported = isSupported;
+/**
+ * Test whether the current browser supports the fallback
+ * functionality of MapillaryJS.
+ *
+ * @description The fallback functionality does not include WebGL
+ * rendering, only 2D canvas rendering.
+ *
+ * @return {boolean}
+ *
+ * @example `var fallbackSupported = Mapillary.isFallbackSupported();`
+ */
+function isFallbackSupported() {
+    return support.isBrowser() &&
+        support.isArraySupported() &&
+        support.isFunctionSupported() &&
+        support.isJSONSupported() &&
+        support.isObjectSupported();
+}
+exports.isFallbackSupported = isFallbackSupported;
+
+},{"./utils/Support":362}],239:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var ImageTileLoader_1 = require("./tiles/ImageTileLoader");
@@ -20143,17 +20417,23 @@ exports.TextureProvider = TextureProvider_1.TextureProvider;
 var RegionOfInterestCalculator_1 = require("./tiles/RegionOfInterestCalculator");
 exports.RegionOfInterestCalculator = RegionOfInterestCalculator_1.RegionOfInterestCalculator;
 
-},{"./tiles/ImageTileLoader":336,"./tiles/ImageTileStore":337,"./tiles/RegionOfInterestCalculator":338,"./tiles/TextureProvider":339}],235:[function(require,module,exports){
+},{"./tiles/ImageTileLoader":355,"./tiles/ImageTileStore":356,"./tiles/RegionOfInterestCalculator":357,"./tiles/TextureProvider":358}],240:[function(require,module,exports){
 "use strict";
+function __export(m) {
+    for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];
+}
 Object.defineProperty(exports, "__esModule", { value: true });
+var DOM_1 = require("./utils/DOM");
+exports.DOM = DOM_1.DOM;
 var EventEmitter_1 = require("./utils/EventEmitter");
 exports.EventEmitter = EventEmitter_1.EventEmitter;
 var Settings_1 = require("./utils/Settings");
 exports.Settings = Settings_1.Settings;
+__export(require("./utils/Support"));
 var Urls_1 = require("./utils/Urls");
 exports.Urls = Urls_1.Urls;
 
-},{"./utils/EventEmitter":340,"./utils/Settings":341,"./utils/Urls":342}],236:[function(require,module,exports){
+},{"./utils/DOM":359,"./utils/EventEmitter":360,"./utils/Settings":361,"./utils/Support":362,"./utils/Urls":363}],241:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Alignment_1 = require("./viewer/Alignment");
@@ -20168,6 +20448,8 @@ var Observer_1 = require("./viewer/Observer");
 exports.Observer = Observer_1.Observer;
 var ImageSize_1 = require("./viewer/ImageSize");
 exports.ImageSize = ImageSize_1.ImageSize;
+var KeyboardService_1 = require("./viewer/KeyboardService");
+exports.KeyboardService = KeyboardService_1.KeyboardService;
 var LoadingService_1 = require("./viewer/LoadingService");
 exports.LoadingService = LoadingService_1.LoadingService;
 var MouseService_1 = require("./viewer/MouseService");
@@ -20183,7 +20465,7 @@ exports.TouchService = TouchService_1.TouchService;
 var Viewer_1 = require("./viewer/Viewer");
 exports.Viewer = Viewer_1.Viewer;
 
-},{"./viewer/Alignment":343,"./viewer/CacheService":344,"./viewer/ComponentController":345,"./viewer/Container":346,"./viewer/ImageSize":347,"./viewer/LoadingService":348,"./viewer/MouseService":349,"./viewer/Navigator":350,"./viewer/Observer":351,"./viewer/Projection":352,"./viewer/SpriteService":353,"./viewer/TouchService":354,"./viewer/Viewer":355}],237:[function(require,module,exports){
+},{"./viewer/Alignment":364,"./viewer/CacheService":365,"./viewer/ComponentController":366,"./viewer/Container":367,"./viewer/ImageSize":368,"./viewer/KeyboardService":369,"./viewer/LoadingService":370,"./viewer/MouseService":371,"./viewer/Navigator":372,"./viewer/Observer":373,"./viewer/Projection":374,"./viewer/SpriteService":375,"./viewer/TouchService":376,"./viewer/Viewer":377}],242:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -20395,7 +20677,7 @@ var APIv3 = (function () {
 exports.APIv3 = APIv3;
 exports.default = APIv3;
 
-},{"../API":225,"rxjs/Observable":29,"rxjs/add/observable/defer":39,"rxjs/add/observable/fromPromise":43,"rxjs/add/operator/catch":52,"rxjs/add/operator/map":65}],238:[function(require,module,exports){
+},{"../API":229,"rxjs/Observable":29,"rxjs/add/observable/defer":39,"rxjs/add/observable/fromPromise":43,"rxjs/add/operator/catch":52,"rxjs/add/operator/map":65}],243:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -20439,7 +20721,7 @@ var ModelCreator = (function () {
 exports.ModelCreator = ModelCreator;
 exports.default = ModelCreator;
 
-},{"../Utils":235,"falcor":15,"falcor-http-datasource":10}],239:[function(require,module,exports){
+},{"../Utils":240,"falcor":15,"falcor-http-datasource":10}],244:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -20487,14 +20769,14 @@ var AttributionComponent = (function (_super) {
             }, []),
         ]);
     };
+    AttributionComponent.componentName = "attribution";
     return AttributionComponent;
 }(Component_1.Component));
-AttributionComponent.componentName = "attribution";
 exports.AttributionComponent = AttributionComponent;
 Component_1.ComponentService.register(AttributionComponent);
 exports.default = AttributionComponent;
 
-},{"../Component":226,"virtual-dom":182}],240:[function(require,module,exports){
+},{"../Component":230,"virtual-dom":186}],245:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -20531,14 +20813,14 @@ var BackgroundComponent = (function (_super) {
             vd.h("p", { textContent: notice }, []),
         ]);
     };
+    BackgroundComponent.componentName = "background";
     return BackgroundComponent;
 }(Component_1.Component));
-BackgroundComponent.componentName = "background";
 exports.BackgroundComponent = BackgroundComponent;
 Component_1.ComponentService.register(BackgroundComponent);
 exports.default = BackgroundComponent;
 
-},{"../Component":226,"virtual-dom":182}],241:[function(require,module,exports){
+},{"../Component":230,"virtual-dom":186}],246:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -20681,14 +20963,14 @@ var BearingComponent = (function (_super) {
             namespace: this._svgNamespace,
         }, []);
     };
+    BearingComponent.componentName = "bearing";
     return BearingComponent;
 }(Component_1.Component));
-BearingComponent.componentName = "bearing";
 exports.BearingComponent = BearingComponent;
 Component_1.ComponentService.register(BearingComponent);
 exports.default = BearingComponent;
 
-},{"../Component":226,"../Geo":229,"rxjs/Observable":29,"virtual-dom":182}],242:[function(require,module,exports){
+},{"../Component":230,"../Geo":233,"rxjs/Observable":29,"virtual-dom":186}],247:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -20839,14 +21121,14 @@ var CacheComponent = (function (_super) {
             return status.edges;
         });
     };
+    CacheComponent.componentName = "cache";
     return CacheComponent;
 }(Component_1.Component));
-CacheComponent.componentName = "cache";
 exports.CacheComponent = CacheComponent;
 Component_1.ComponentService.register(CacheComponent);
 exports.default = CacheComponent;
 
-},{"../Component":226,"../Edge":227,"rxjs/Observable":29,"rxjs/add/observable/combineLatest":38,"rxjs/add/observable/from":41,"rxjs/add/observable/merge":44,"rxjs/add/observable/of":45,"rxjs/add/observable/zip":48,"rxjs/add/operator/catch":52,"rxjs/add/operator/combineLatest":53,"rxjs/add/operator/distinct":57,"rxjs/add/operator/expand":60,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/mergeAll":67,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/skip":75,"rxjs/add/operator/switchMap":79}],243:[function(require,module,exports){
+},{"../Component":230,"../Edge":231,"rxjs/Observable":29,"rxjs/add/observable/combineLatest":38,"rxjs/add/observable/from":41,"rxjs/add/observable/merge":44,"rxjs/add/observable/of":45,"rxjs/add/observable/zip":48,"rxjs/add/operator/catch":52,"rxjs/add/operator/combineLatest":53,"rxjs/add/operator/distinct":57,"rxjs/add/operator/expand":60,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/mergeAll":67,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/skip":76,"rxjs/add/operator/switchMap":80}],248:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -20960,16 +21242,16 @@ var Component = (function (_super) {
      * rendered elements accordingly if applicable.
      */
     Component.prototype.resize = function () { return; };
+    /**
+     * Component name. Used when interacting with component through the Viewer's API.
+     */
+    Component.componentName = "not_worthy";
     return Component;
 }(Utils_1.EventEmitter));
-/**
- * Component name. Used when interacting with component through the Viewer's API.
- */
-Component.componentName = "not_worthy";
 exports.Component = Component;
 exports.default = Component;
 
-},{"../Utils":235,"rxjs/BehaviorSubject":26,"rxjs/Subject":34,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":73,"rxjs/add/operator/startWith":78}],244:[function(require,module,exports){
+},{"../Utils":240,"rxjs/BehaviorSubject":26,"rxjs/Subject":34,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":74,"rxjs/add/operator/startWith":79}],249:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -20999,6 +21281,13 @@ var ComponentService = (function () {
     ComponentService.registerCover = function (coverComponent) {
         ComponentService.registeredCoverComponent = coverComponent;
     };
+    Object.defineProperty(ComponentService.prototype, "coverActivated", {
+        get: function () {
+            return this._coverActivated;
+        },
+        enumerable: true,
+        configurable: true
+    });
     ComponentService.prototype.activateCover = function () {
         if (this._coverActivated) {
             return;
@@ -21060,13 +21349,13 @@ var ComponentService = (function () {
             throw new Error_1.ArgumentMapillaryError("Component does not exist: " + name);
         }
     };
+    ComponentService.registeredComponents = {};
     return ComponentService;
 }());
-ComponentService.registeredComponents = {};
 exports.ComponentService = ComponentService;
 exports.default = ComponentService;
 
-},{"../Error":228,"underscore":178}],245:[function(require,module,exports){
+},{"../Error":232,"underscore":182}],250:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -21096,10 +21385,14 @@ var CoverComponent = (function (_super) {
             .withLatestFrom(this._configuration$, function (node, configuration) {
             return [node, configuration];
         })
-            .filter(function (nc) {
-            return nc[0].key !== nc[1].key;
+            .filter(function (_a) {
+            var node = _a[0], configuration = _a[1];
+            return node.key !== configuration.key;
+        })
+            .map(function (_a) {
+            var node = _a[0], configuration = _a[1];
+            return node;
         })
-            .map(function (nc) { return nc[0]; })
             .map(function (node) {
             return { key: node.key, src: node.image.src };
         })
@@ -21109,7 +21402,7 @@ var CoverComponent = (function (_super) {
             if (!conf.key) {
                 return { name: _this._name, vnode: vd.h("div", []) };
             }
-            if (!conf.visible) {
+            if (conf.state === Component_1.CoverState.Hidden) {
                 return { name: _this._name, vnode: vd.h("div.Cover.CoverDone", [_this._getCoverBackgroundVNode(conf)]) };
             }
             return { name: _this._name, vnode: _this._getCoverButtonVNode(conf) };
@@ -21121,14 +21414,14 @@ var CoverComponent = (function (_super) {
         this._keyDisposable.unsubscribe();
     };
     CoverComponent.prototype._getDefaultConfiguration = function () {
-        return { "loading": false, "visible": true };
+        return { state: Component_1.CoverState.Visible };
     };
     CoverComponent.prototype._getCoverButtonVNode = function (conf) {
         var _this = this;
-        var cover = conf.loading ? "div.Cover.CoverLoading" : "div.Cover";
+        var cover = conf.state === Component_1.CoverState.Loading ? "div.Cover.CoverLoading" : "div.Cover";
         return vd.h(cover, [
             this._getCoverBackgroundVNode(conf),
-            vd.h("button.CoverButton", { onclick: function () { _this.configure({ loading: true }); } }, ["Explore"]),
+            vd.h("button.CoverButton", { onclick: function () { _this.configure({ state: Component_1.CoverState.Loading }); } }, ["Explore"]),
             vd.h("a.CoverLogo", { href: "https://www.mapillary.com", target: "_blank" }, []),
         ]);
     };
@@ -21138,20 +21431,20 @@ var CoverComponent = (function (_super) {
             "url(https://d1cuyjsrcm0gby.cloudfront.net/" + conf.key + "/thumb-640.jpg)";
         var properties = { style: { backgroundImage: url } };
         var children = [];
-        if (conf.loading) {
+        if (conf.state === Component_1.CoverState.Loading) {
             children.push(vd.h("div.Spinner", {}, []));
         }
         children.push(vd.h("div.CoverBackgroundGradient", {}, []));
         return vd.h("div.CoverBackground", properties, children);
     };
+    CoverComponent.componentName = "cover";
     return CoverComponent;
 }(Component_1.Component));
-CoverComponent.componentName = "cover";
 exports.CoverComponent = CoverComponent;
 Component_1.ComponentService.registerCover(CoverComponent);
 exports.default = CoverComponent;
 
-},{"../Component":226,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/withLatestFrom":83,"virtual-dom":182}],246:[function(require,module,exports){
+},{"../Component":230,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/withLatestFrom":85,"virtual-dom":186}],251:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -21258,14 +21551,14 @@ var DebugComponent = (function (_super) {
     DebugComponent.prototype._openDebugElement = function () {
         this._open$.next(true);
     };
+    DebugComponent.componentName = "debug";
     return DebugComponent;
 }(Component_1.Component));
-DebugComponent.componentName = "debug";
 exports.DebugComponent = DebugComponent;
 Component_1.ComponentService.register(DebugComponent);
 exports.default = DebugComponent;
 
-},{"../Component":226,"rxjs/BehaviorSubject":26,"rxjs/add/operator/combineLatest":53,"underscore":178,"virtual-dom":182}],247:[function(require,module,exports){
+},{"../Component":230,"rxjs/BehaviorSubject":26,"rxjs/add/operator/combineLatest":53,"underscore":182,"virtual-dom":186}],252:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -21280,35 +21573,48 @@ var __extends = (this && this.__extends) || (function () {
 })();
 Object.defineProperty(exports, "__esModule", { value: true });
 var vd = require("virtual-dom");
+var Observable_1 = require("rxjs/Observable");
 require("rxjs/add/operator/combineLatest");
 var Component_1 = require("../Component");
+var Utils_1 = require("../Utils");
 var ImageComponent = (function (_super) {
     __extends(ImageComponent, _super);
-    function ImageComponent(name, container, navigator) {
+    function ImageComponent(name, container, navigator, dom) {
         var _this = _super.call(this, name, container, navigator) || this;
         _this._canvasId = container.id + "-" + _this._name;
+        _this._dom = !!dom ? dom : new Utils_1.DOM();
         return _this;
     }
     ImageComponent.prototype._activate = function () {
         var _this = this;
-        this.drawSubscription = this._container.domRenderer.element$
-            .combineLatest(this._navigator.stateService.currentNode$, function (element, node) {
-            var canvas = document.getElementById(_this._canvasId);
-            return { canvas: canvas, node: node };
-        })
-            .subscribe(function (canvasNode) {
-            var canvas = canvasNode.canvas;
-            var node = canvasNode.node;
-            if (!node || !canvas) {
-                return null;
-            }
+        var canvasSize$ = this._container.domRenderer.element$
+            .map(function (element) {
+            return _this._dom.document.getElementById(_this._canvasId);
+        })
+            .filter(function (canvas) {
+            return !!canvas;
+        })
+            .map(function (canvas) {
             var adaptableDomRenderer = canvas.parentElement;
             var width = adaptableDomRenderer.offsetWidth;
             var height = adaptableDomRenderer.offsetHeight;
-            canvas.width = width;
-            canvas.height = height;
-            var ctx = canvas.getContext("2d");
-            ctx.drawImage(node.image, 0, 0, width, height);
+            return [canvas, { height: height, width: width }];
+        })
+            .distinctUntilChanged(function (s1, s2) {
+            return s1.height === s2.height && s1.width === s2.width;
+        }, function (_a) {
+            var canvas = _a[0], size = _a[1];
+            return size;
+        });
+        this.drawSubscription = Observable_1.Observable
+            .combineLatest(canvasSize$, this._navigator.stateService.currentNode$)
+            .subscribe(function (_a) {
+            var _b = _a[0], canvas = _b[0], size = _b[1], node = _a[1];
+            canvas.width = size.width;
+            canvas.height = size.height;
+            canvas
+                .getContext("2d")
+                .drawImage(node.image, 0, 0, size.width, size.height);
         });
         this._container.domRenderer.renderAdaptive$.next({ name: this._name, vnode: vd.h("canvas#" + this._canvasId, []) });
     };
@@ -21318,222 +21624,14 @@ var ImageComponent = (function (_super) {
     ImageComponent.prototype._getDefaultConfiguration = function () {
         return {};
     };
+    ImageComponent.componentName = "image";
     return ImageComponent;
 }(Component_1.Component));
-ImageComponent.componentName = "image";
 exports.ImageComponent = ImageComponent;
 Component_1.ComponentService.register(ImageComponent);
 exports.default = ImageComponent;
 
-},{"../Component":226,"rxjs/add/operator/combineLatest":53,"virtual-dom":182}],248:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Observable_1 = require("rxjs/Observable");
-require("rxjs/add/observable/fromEvent");
-require("rxjs/add/operator/withLatestFrom");
-var Edge_1 = require("../Edge");
-var Component_1 = require("../Component");
-var Geo_1 = require("../Geo");
-var KeyboardComponent = (function (_super) {
-    __extends(KeyboardComponent, _super);
-    function KeyboardComponent(name, container, navigator) {
-        var _this = _super.call(this, name, container, navigator) || this;
-        _this._spatial = new Geo_1.Spatial();
-        _this._perspectiveDirections = [
-            Edge_1.EdgeDirection.StepForward,
-            Edge_1.EdgeDirection.StepBackward,
-            Edge_1.EdgeDirection.StepLeft,
-            Edge_1.EdgeDirection.StepRight,
-            Edge_1.EdgeDirection.TurnLeft,
-            Edge_1.EdgeDirection.TurnRight,
-            Edge_1.EdgeDirection.TurnU,
-        ];
-        return _this;
-    }
-    KeyboardComponent.prototype._activate = function () {
-        var _this = this;
-        var sequenceEdges$ = this._navigator.stateService.currentNode$
-            .switchMap(function (node) {
-            return node.sequenceEdges$;
-        });
-        var spatialEdges$ = this._navigator.stateService.currentNode$
-            .switchMap(function (node) {
-            return node.spatialEdges$;
-        });
-        this._disposable = Observable_1.Observable
-            .fromEvent(document, "keydown")
-            .withLatestFrom(this._navigator.stateService.currentState$, sequenceEdges$, spatialEdges$, function (event, frame, sequenceEdges, spatialEdges) {
-            return { event: event, frame: frame, sequenceEdges: sequenceEdges, spatialEdges: spatialEdges };
-        })
-            .subscribe(function (kf) {
-            if (!kf.frame.state.currentNode.pano) {
-                _this._navigatePerspective(kf.event, kf.sequenceEdges, kf.spatialEdges);
-            }
-            else {
-                _this._navigatePanorama(kf.event, kf.sequenceEdges, kf.spatialEdges, kf.frame.state.camera);
-            }
-        });
-    };
-    KeyboardComponent.prototype._deactivate = function () {
-        this._disposable.unsubscribe();
-    };
-    KeyboardComponent.prototype._getDefaultConfiguration = function () {
-        return {};
-    };
-    KeyboardComponent.prototype._navigatePanorama = function (event, sequenceEdges, spatialEdges, camera) {
-        var navigationAngle = 0;
-        var stepDirection = null;
-        var sequenceDirection = null;
-        var phi = this._rotationFromCamera(camera).phi;
-        switch (event.keyCode) {
-            case 37:
-                if (event.shiftKey || event.altKey) {
-                    break;
-                }
-                navigationAngle = Math.PI / 2 + phi;
-                stepDirection = Edge_1.EdgeDirection.StepLeft;
-                break;
-            case 38:
-                if (event.shiftKey) {
-                    break;
-                }
-                if (event.altKey) {
-                    sequenceDirection = Edge_1.EdgeDirection.Next;
-                    break;
-                }
-                navigationAngle = phi;
-                stepDirection = Edge_1.EdgeDirection.StepForward;
-                break;
-            case 39:
-                if (event.shiftKey || event.altKey) {
-                    break;
-                }
-                navigationAngle = -Math.PI / 2 + phi;
-                stepDirection = Edge_1.EdgeDirection.StepRight;
-                break;
-            case 40:
-                if (event.shiftKey) {
-                    break;
-                }
-                if (event.altKey) {
-                    sequenceDirection = Edge_1.EdgeDirection.Prev;
-                    break;
-                }
-                navigationAngle = Math.PI + phi;
-                stepDirection = Edge_1.EdgeDirection.StepBackward;
-                break;
-            default:
-                return;
-        }
-        event.preventDefault();
-        if (sequenceDirection != null) {
-            this._moveInDir(sequenceDirection, sequenceEdges);
-            return;
-        }
-        if (stepDirection == null || !spatialEdges.cached) {
-            return;
-        }
-        navigationAngle = this._spatial.wrapAngle(navigationAngle);
-        var threshold = Math.PI / 4;
-        var edges = spatialEdges.edges.filter(function (e) {
-            return e.data.direction === Edge_1.EdgeDirection.Pano ||
-                e.data.direction === stepDirection;
-        });
-        var smallestAngle = Number.MAX_VALUE;
-        var toKey = null;
-        for (var _i = 0, edges_1 = edges; _i < edges_1.length; _i++) {
-            var edge = edges_1[_i];
-            var angle = Math.abs(this._spatial.wrapAngle(edge.data.worldMotionAzimuth - navigationAngle));
-            if (angle < Math.min(smallestAngle, threshold)) {
-                smallestAngle = angle;
-                toKey = edge.to;
-            }
-        }
-        if (toKey == null) {
-            return;
-        }
-        this._navigator.moveToKey$(toKey)
-            .subscribe(function (n) { return; }, function (e) { console.error(e); });
-    };
-    KeyboardComponent.prototype._rotationFromCamera = function (camera) {
-        var direction = camera.lookat.clone().sub(camera.position);
-        var upProjection = direction.clone().dot(camera.up);
-        var planeProjection = direction.clone().sub(camera.up.clone().multiplyScalar(upProjection));
-        var phi = Math.atan2(planeProjection.y, planeProjection.x);
-        var theta = Math.PI / 2 - this._spatial.angleToPlane(direction.toArray(), [0, 0, 1]);
-        return { phi: phi, theta: theta };
-    };
-    KeyboardComponent.prototype._navigatePerspective = function (event, sequenceEdges, spatialEdges) {
-        var direction = null;
-        var sequenceDirection = null;
-        switch (event.keyCode) {
-            case 37:
-                if (event.altKey) {
-                    break;
-                }
-                direction = event.shiftKey ? Edge_1.EdgeDirection.TurnLeft : Edge_1.EdgeDirection.StepLeft;
-                break;
-            case 38:
-                if (event.altKey) {
-                    sequenceDirection = Edge_1.EdgeDirection.Next;
-                    break;
-                }
-                direction = event.shiftKey ? Edge_1.EdgeDirection.Pano : Edge_1.EdgeDirection.StepForward;
-                break;
-            case 39:
-                if (event.altKey) {
-                    break;
-                }
-                direction = event.shiftKey ? Edge_1.EdgeDirection.TurnRight : Edge_1.EdgeDirection.StepRight;
-                break;
-            case 40:
-                if (event.altKey) {
-                    sequenceDirection = Edge_1.EdgeDirection.Prev;
-                    break;
-                }
-                direction = event.shiftKey ? Edge_1.EdgeDirection.TurnU : Edge_1.EdgeDirection.StepBackward;
-                break;
-            default:
-                return;
-        }
-        event.preventDefault();
-        if (sequenceDirection != null) {
-            this._moveInDir(sequenceDirection, sequenceEdges);
-            return;
-        }
-        this._moveInDir(direction, spatialEdges);
-    };
-    KeyboardComponent.prototype._moveInDir = function (direction, edgeStatus) {
-        if (!edgeStatus.cached) {
-            return;
-        }
-        for (var _i = 0, _a = edgeStatus.edges; _i < _a.length; _i++) {
-            var edge = _a[_i];
-            if (edge.data.direction === direction) {
-                this._navigator.moveToKey$(edge.to)
-                    .subscribe(function (n) { return; }, function (e) { console.error(e); });
-                return;
-            }
-        }
-    };
-    return KeyboardComponent;
-}(Component_1.Component));
-KeyboardComponent.componentName = "keyboard";
-exports.KeyboardComponent = KeyboardComponent;
-Component_1.ComponentService.register(KeyboardComponent);
-exports.default = KeyboardComponent;
-
-},{"../Component":226,"../Edge":227,"../Geo":229,"rxjs/Observable":29,"rxjs/add/observable/fromEvent":42,"rxjs/add/operator/withLatestFrom":83}],249:[function(require,module,exports){
+},{"../Component":230,"../Utils":240,"rxjs/Observable":29,"rxjs/add/operator/combineLatest":53,"virtual-dom":186}],253:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -21599,14 +21697,14 @@ var LoadingComponent = (function (_super) {
         }
         return vd.h("div.Loading", { style: loadingContainerStyle }, [vd.h("div.LoadingBar", { style: loadingBarStyle }, [])]);
     };
+    LoadingComponent.componentName = "loading";
     return LoadingComponent;
 }(Component_1.Component));
-LoadingComponent.componentName = "loading";
 exports.LoadingComponent = LoadingComponent;
 Component_1.ComponentService.register(LoadingComponent);
 exports.default = LoadingComponent;
 
-},{"../Component":226,"rxjs/add/operator/combineLatest":53,"underscore":178,"virtual-dom":182}],250:[function(require,module,exports){
+},{"../Component":230,"rxjs/add/operator/combineLatest":53,"underscore":182,"virtual-dom":186}],254:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -21626,42 +21724,71 @@ require("rxjs/add/operator/map");
 require("rxjs/add/operator/first");
 var Edge_1 = require("../Edge");
 var Component_1 = require("../Component");
+/**
+ * @class NavigationComponent
+ *
+ * @classdesc Fallback navigation component for environments without WebGL support.
+ *
+ * Replaces the functionality in the Direction and Sequence components.
+ */
 var NavigationComponent = (function (_super) {
     __extends(NavigationComponent, _super);
     function NavigationComponent(name, container, navigator) {
         var _this = _super.call(this, name, container, navigator) || this;
-        _this._dirNames = {};
-        _this._dirNames[Edge_1.EdgeDirection.StepForward] = "Forward";
-        _this._dirNames[Edge_1.EdgeDirection.StepBackward] = "Backward";
-        _this._dirNames[Edge_1.EdgeDirection.StepLeft] = "Left";
-        _this._dirNames[Edge_1.EdgeDirection.StepRight] = "Right";
-        _this._dirNames[Edge_1.EdgeDirection.TurnLeft] = "Turnleft";
-        _this._dirNames[Edge_1.EdgeDirection.TurnRight] = "Turnright";
-        _this._dirNames[Edge_1.EdgeDirection.TurnU] = "Turnaround";
+        _this._seqNames = {};
+        _this._seqNames[Edge_1.EdgeDirection[Edge_1.EdgeDirection.Prev]] = "Prev";
+        _this._seqNames[Edge_1.EdgeDirection[Edge_1.EdgeDirection.Next]] = "Next";
+        _this._spaTopNames = {};
+        _this._spaTopNames[Edge_1.EdgeDirection[Edge_1.EdgeDirection.TurnLeft]] = "Turnleft";
+        _this._spaTopNames[Edge_1.EdgeDirection[Edge_1.EdgeDirection.StepLeft]] = "Left";
+        _this._spaTopNames[Edge_1.EdgeDirection[Edge_1.EdgeDirection.StepForward]] = "Forward";
+        _this._spaTopNames[Edge_1.EdgeDirection[Edge_1.EdgeDirection.StepRight]] = "Right";
+        _this._spaTopNames[Edge_1.EdgeDirection[Edge_1.EdgeDirection.TurnRight]] = "Turnright";
+        _this._spaBottomNames = {};
+        _this._spaBottomNames[Edge_1.EdgeDirection[Edge_1.EdgeDirection.TurnU]] = "Turnaround";
+        _this._spaBottomNames[Edge_1.EdgeDirection[Edge_1.EdgeDirection.StepBackward]] = "Backward";
         return _this;
     }
     NavigationComponent.prototype._activate = function () {
         var _this = this;
-        this._renderSubscription = this._navigator.stateService.currentNode$
-            .switchMap(function (node) {
-            return node.pano ?
-                Observable_1.Observable.of([]) :
-                Observable_1.Observable.combineLatest(node.sequenceEdges$, node.spatialEdges$, function (seq, spa) {
-                    return seq.edges.concat(spa.edges);
-                });
+        this._renderSubscription = Observable_1.Observable
+            .combineLatest(this._navigator.stateService.currentNode$, this._configuration$)
+            .switchMap(function (_a) {
+            var node = _a[0], configuration = _a[1];
+            var sequenceEdges$ = configuration.sequence ?
+                node.sequenceEdges$
+                    .map(function (status) {
+                    return status.edges
+                        .map(function (edge) {
+                        return edge.data.direction;
+                    });
+                }) :
+                Observable_1.Observable.of([]);
+            var spatialEdges$ = !node.pano && configuration.spatial ?
+                node.spatialEdges$
+                    .map(function (status) {
+                    return status.edges
+                        .map(function (edge) {
+                        return edge.data.direction;
+                    });
+                }) :
+                Observable_1.Observable.of([]);
+            return Observable_1.Observable
+                .combineLatest(sequenceEdges$, spatialEdges$)
+                .map(function (_a) {
+                var seq = _a[0], spa = _a[1];
+                return seq.concat(spa);
+            });
         })
-            .map(function (edges) {
-            var btns = [];
-            for (var _i = 0, edges_1 = edges; _i < edges_1.length; _i++) {
-                var edge = edges_1[_i];
-                var direction = edge.data.direction;
-                var name_1 = _this._dirNames[direction];
-                if (name_1 == null) {
-                    continue;
-                }
-                btns.push(_this._createVNode(direction, name_1));
-            }
-            return { name: _this._name, vnode: vd.h("div.NavigationComponent", btns) };
+            .map(function (edgeDirections) {
+            var seqs = _this._createArrowRow(_this._seqNames, edgeDirections);
+            var spaTops = _this._createArrowRow(_this._spaTopNames, edgeDirections);
+            var spaBottoms = _this._createArrowRow(_this._spaBottomNames, edgeDirections);
+            var seqContainer = vd.h("div.NavigationSequence", seqs);
+            var spaTopContainer = vd.h("div.NavigationSpatialTop", spaTops);
+            var spaBottomContainer = vd.h("div.NavigationSpatialBottom", spaBottoms);
+            var spaContainer = vd.h("div.NavigationSpatial", [spaTopContainer, spaBottomContainer]);
+            return { name: _this._name, vnode: vd.h("div.NavigationContainer", [seqContainer, spaContainer]) };
         })
             .subscribe(this._container.domRenderer.render$);
     };
@@ -21669,25 +21796,44 @@ var NavigationComponent = (function (_super) {
         this._renderSubscription.unsubscribe();
     };
     NavigationComponent.prototype._getDefaultConfiguration = function () {
-        return {};
+        return { sequence: true, spatial: true };
     };
-    NavigationComponent.prototype._createVNode = function (direction, name) {
+    NavigationComponent.prototype._createArrowRow = function (arrowNames, edgeDirections) {
+        var arrows = [];
+        for (var arrowName in arrowNames) {
+            if (!(arrowNames.hasOwnProperty(arrowName))) {
+                continue;
+            }
+            var direction = Edge_1.EdgeDirection[arrowName];
+            if (edgeDirections.indexOf(direction) !== -1) {
+                arrows.push(this._createVNode(direction, arrowNames[arrowName], "visible"));
+            }
+            else {
+                arrows.push(this._createVNode(direction, arrowNames[arrowName], "hidden"));
+            }
+        }
+        return arrows;
+    };
+    NavigationComponent.prototype._createVNode = function (direction, name, visibility) {
         var _this = this;
         return vd.h("span.Direction.Direction" + name, {
             onclick: function (ev) {
                 _this._navigator.moveDir$(direction)
                     .subscribe(function (node) { return; }, function (error) { console.error(error); });
             },
+            style: {
+                visibility: visibility,
+            },
         }, []);
     };
+    NavigationComponent.componentName = "navigation";
     return NavigationComponent;
 }(Component_1.Component));
-NavigationComponent.componentName = "navigation";
 exports.NavigationComponent = NavigationComponent;
 Component_1.ComponentService.register(NavigationComponent);
 exports.default = NavigationComponent;
 
-},{"../Component":226,"../Edge":227,"rxjs/Observable":29,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"virtual-dom":182}],251:[function(require,module,exports){
+},{"../Component":230,"../Edge":231,"rxjs/Observable":29,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"virtual-dom":186}],255:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -21900,14 +22046,14 @@ var RouteComponent = (function (_super) {
             vd.h("p", { textContent: description }, []),
         ]);
     };
+    RouteComponent.componentName = "route";
     return RouteComponent;
 }(Component_1.Component));
-RouteComponent.componentName = "route";
 exports.RouteComponent = RouteComponent;
 Component_1.ComponentService.register(RouteComponent);
 exports.default = RouteComponent;
 
-},{"../Component":226,"rxjs/Observable":29,"rxjs/add/observable/fromPromise":43,"rxjs/add/observable/of":45,"rxjs/add/operator/combineLatest":53,"rxjs/add/operator/distinct":57,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/pluck":70,"rxjs/add/operator/scan":73,"underscore":178,"virtual-dom":182}],252:[function(require,module,exports){
+},{"../Component":230,"rxjs/Observable":29,"rxjs/add/observable/fromPromise":43,"rxjs/add/observable/of":45,"rxjs/add/operator/combineLatest":53,"rxjs/add/operator/distinct":57,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/pluck":70,"rxjs/add/operator/scan":74,"underscore":182,"virtual-dom":186}],256:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -21990,14 +22136,14 @@ var StatsComponent = (function (_super) {
     StatsComponent.prototype._getDefaultConfiguration = function () {
         return {};
     };
+    StatsComponent.componentName = "stats";
     return StatsComponent;
 }(Component_1.Component));
-StatsComponent.componentName = "stats";
 exports.StatsComponent = StatsComponent;
 Component_1.ComponentService.register(StatsComponent);
 exports.default = StatsComponent;
 
-},{"../Component":226,"rxjs/Observable":29,"rxjs/add/operator/buffer":49,"rxjs/add/operator/debounceTime":55,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/scan":73}],253:[function(require,module,exports){
+},{"../Component":230,"rxjs/Observable":29,"rxjs/add/operator/buffer":49,"rxjs/add/operator/debounceTime":55,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/scan":74}],257:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -22027,9 +22173,11 @@ var Component_1 = require("../../Component");
  */
 var DirectionComponent = (function (_super) {
     __extends(DirectionComponent, _super);
-    function DirectionComponent(name, container, navigator) {
+    function DirectionComponent(name, container, navigator, directionDOMRenderer) {
         var _this = _super.call(this, name, container, navigator) || this;
-        _this._renderer = new Component_1.DirectionDOMRenderer(_this.defaultConfiguration, container.element);
+        _this._renderer = !!directionDOMRenderer ?
+            directionDOMRenderer :
+            new Component_1.DirectionDOMRenderer(_this.defaultConfiguration, container.element);
         _this._hoveredKeySubject$ = new Subject_1.Subject();
         _this._hoveredKey$ = _this._hoveredKeySubject$.share();
         return _this;
@@ -22108,21 +22256,21 @@ var DirectionComponent = (function (_super) {
             _this._renderer.setNode(node);
         })
             .withLatestFrom(this._configuration$)
-            .switchMap(function (nc) {
-            var node = nc[0];
-            var configuration = nc[1];
-            return node.spatialEdges$
-                .withLatestFrom(configuration.distinguishSequence ?
+            .switchMap(function (_a) {
+            var node = _a[0], configuration = _a[1];
+            return Observable_1.Observable
+                .combineLatest(node.spatialEdges$, configuration.distinguishSequence ?
                 _this._navigator.graphService
                     .cacheSequence$(node.sequenceKey)
                     .catch(function (error, caught) {
                     console.error("Failed to cache sequence (" + node.sequenceKey + ")", error);
-                    return Observable_1.Observable.empty();
+                    return Observable_1.Observable.of(null);
                 }) :
                 Observable_1.Observable.of(null));
         })
-            .subscribe(function (es) {
-            _this._renderer.setEdges(es[0], es[1]);
+            .subscribe(function (_a) {
+            var edgeStatus = _a[0], sequence = _a[1];
+            _this._renderer.setEdges(edgeStatus, sequence);
         });
         this._renderCameraSubscription = this._container.renderService.renderCameraFrame$
             .do(function (renderCamera) {
@@ -22173,15 +22321,15 @@ var DirectionComponent = (function (_super) {
             minWidth: 260,
         };
     };
+    /** @inheritdoc */
+    DirectionComponent.componentName = "direction";
     return DirectionComponent;
 }(Component_1.Component));
-/** @inheritdoc */
-DirectionComponent.componentName = "direction";
 exports.DirectionComponent = DirectionComponent;
 Component_1.ComponentService.register(DirectionComponent);
 exports.default = DirectionComponent;
 
-},{"../../Component":226,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/do":59,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/share":74,"virtual-dom":182}],254:[function(require,module,exports){
+},{"../../Component":230,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/do":59,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/share":75,"virtual-dom":186}],258:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Geo_1 = require("../../Geo");
@@ -22420,7 +22568,7 @@ var DirectionDOMCalculator = (function () {
 exports.DirectionDOMCalculator = DirectionDOMCalculator;
 exports.default = DirectionDOMCalculator;
 
-},{"../../Geo":229}],255:[function(require,module,exports){
+},{"../../Geo":233}],259:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -22787,7 +22935,7 @@ var DirectionDOMRenderer = (function () {
 exports.DirectionDOMRenderer = DirectionDOMRenderer;
 exports.default = DirectionDOMRenderer;
 
-},{"../../Component":226,"../../Edge":227,"../../Geo":229,"virtual-dom":182}],256:[function(require,module,exports){
+},{"../../Component":230,"../../Edge":231,"../../Geo":233,"virtual-dom":186}],260:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -22898,13 +23046,13 @@ var ImagePlaneComponent = (function (_super) {
             return args[0];
         })
             .withLatestFrom(this._container.glRenderer.webGLRenderer$, this._container.renderService.size$)
-            .map(function (args) {
-            var state = args[0].state;
-            var renderer = args[1];
-            var viewportSize = args[2];
+            .map(function (_a) {
+            var frame = _a[0], renderer = _a[1], size = _a[2];
+            var state = frame.state;
+            var viewportSize = Math.max(size.width, size.height);
             var currentNode = state.currentNode;
             var currentTransform = state.currentTransform;
-            var tileSize = Math.max(viewportSize.width, viewportSize.height) > 1024 ? 1024 : 512;
+            var tileSize = viewportSize > 2048 ? 2048 : viewportSize > 1024 ? 1024 : 512;
             return new Tiles_1.TextureProvider(currentNode.key, currentTransform.basicWidth, currentTransform.basicHeight, tileSize, currentNode.image, _this._imageTileLoader, new Tiles_1.ImageTileStore(), renderer);
         })
             .publishReplay(1)
@@ -22918,18 +23066,34 @@ var ImagePlaneComponent = (function (_super) {
             };
         })
             .subscribe(this._rendererOperation$);
+        this._setTileSizeSubscription = this._container.renderService.size$
+            .switchMap(function (size) {
+            return Observable_1.Observable
+                .combineLatest(textureProvider$, Observable_1.Observable.of(size))
+                .first();
+        })
+            .subscribe(function (_a) {
+            var provider = _a[0], size = _a[1];
+            var viewportSize = Math.max(size.width, size.height);
+            var tileSize = viewportSize > 2048 ? 2048 : viewportSize > 1024 ? 1024 : 512;
+            provider.setTileSize(tileSize);
+        });
         this._abortTextureProviderSubscription = textureProvider$
             .pairwise()
             .subscribe(function (pair) {
             var previous = pair[0];
             previous.abort();
         });
-        var roiTrigger$ = this._container.renderService.renderCameraFrame$
-            .map(function (renderCamera) {
+        var roiTrigger$ = Observable_1.Observable
+            .combineLatest(this._container.renderService.renderCameraFrame$, this._container.renderService.size$.debounceTime(250))
+            .map(function (_a) {
+            var camera = _a[0], size = _a[1];
             return [
-                renderCamera.camera.position.clone(),
-                renderCamera.camera.lookat.clone(),
-                renderCamera.zoom.valueOf()
+                camera.camera.position.clone(),
+                camera.camera.lookat.clone(),
+                camera.zoom.valueOf(),
+                size.height.valueOf(),
+                size.width.valueOf()
             ];
         })
             .pairwise()
@@ -22940,7 +23104,9 @@ var ImagePlaneComponent = (function (_super) {
             var samePosition = pls[0][0].equals(pls[1][0]);
             var sameLookat = pls[0][1].equals(pls[1][1]);
             var sameZoom = pls[0][2] === pls[1][2];
-            return samePosition && sameLookat && sameZoom;
+            var sameHeight = pls[0][3] === pls[1][3];
+            var sameWidth = pls[0][4] === pls[1][4];
+            return samePosition && sameLookat && sameZoom && sameHeight && sameWidth;
         })
             .distinctUntilChanged()
             .filter(function (stalled) {
@@ -22954,9 +23120,10 @@ var ImagePlaneComponent = (function (_super) {
         this._setRegionOfInterestSubscription = textureProvider$
             .switchMap(function (provider) {
             return roiTrigger$
-                .map(function (args) {
+                .map(function (_a) {
+                var camera = _a[0], size = _a[1], transform = _a[2];
                 return [
-                    _this._roiCalculator.computeRegionOfInterest(args[0], args[1], args[2]),
+                    _this._roiCalculator.computeRegionOfInterest(camera, size, transform),
                     provider,
                 ];
             });
@@ -23040,6 +23207,7 @@ var ImagePlaneComponent = (function (_super) {
         this._rendererSubscription.unsubscribe();
         this._setRegionOfInterestSubscription.unsubscribe();
         this._setTextureProviderSubscription.unsubscribe();
+        this._setTileSizeSubscription.unsubscribe();
         this._stateSubscription.unsubscribe();
         this._textureProviderSubscription.unsubscribe();
         this._updateBackgroundSubscription.unsubscribe();
@@ -23048,14 +23216,14 @@ var ImagePlaneComponent = (function (_super) {
     ImagePlaneComponent.prototype._getDefaultConfiguration = function () {
         return { imageTiling: false };
     };
+    ImagePlaneComponent.componentName = "imagePlane";
     return ImagePlaneComponent;
 }(Component_1.Component));
-ImagePlaneComponent.componentName = "imagePlane";
 exports.ImagePlaneComponent = ImagePlaneComponent;
 Component_1.ComponentService.register(ImagePlaneComponent);
 exports.default = ImagePlaneComponent;
 
-},{"../../Component":226,"../../Render":232,"../../Tiles":234,"../../Utils":235,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/operator/catch":52,"rxjs/add/operator/combineLatest":53,"rxjs/add/operator/debounceTime":55,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/pairwise":69,"rxjs/add/operator/publish":71,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":73,"rxjs/add/operator/skipWhile":77,"rxjs/add/operator/startWith":78,"rxjs/add/operator/switchMap":79,"rxjs/add/operator/takeUntil":81,"rxjs/add/operator/withLatestFrom":83}],257:[function(require,module,exports){
+},{"../../Component":230,"../../Render":236,"../../Tiles":239,"../../Utils":240,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/operator/catch":52,"rxjs/add/operator/combineLatest":53,"rxjs/add/operator/debounceTime":55,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/pairwise":69,"rxjs/add/operator/publish":71,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":74,"rxjs/add/operator/skipWhile":78,"rxjs/add/operator/startWith":79,"rxjs/add/operator/switchMap":80,"rxjs/add/operator/takeUntil":82,"rxjs/add/operator/withLatestFrom":85}],261:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -23284,7 +23452,7 @@ var ImagePlaneFactory = (function () {
 exports.ImagePlaneFactory = ImagePlaneFactory;
 exports.default = ImagePlaneFactory;
 
-},{"../../Component":226,"three":176}],258:[function(require,module,exports){
+},{"../../Component":230,"three":180}],262:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -23449,7 +23617,7 @@ var ImagePlaneGLRenderer = (function () {
 exports.ImagePlaneGLRenderer = ImagePlaneGLRenderer;
 exports.default = ImagePlaneGLRenderer;
 
-},{"../../Component":226,"../../Geo":229}],259:[function(require,module,exports){
+},{"../../Component":230,"../../Geo":233}],263:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -23526,7 +23694,7 @@ var ImagePlaneScene = (function () {
 exports.ImagePlaneScene = ImagePlaneScene;
 exports.default = ImagePlaneScene;
 
-},{"three":176}],260:[function(require,module,exports){
+},{"three":180}],264:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -23535,19 +23703,19 @@ var path = require("path");
 var ImagePlaneShaders = (function () {
     function ImagePlaneShaders() {
     }
+    ImagePlaneShaders.equirectangular = {
+        fragment: "#ifdef GL_ES\nprecision highp float;\n#endif\n\nuniform sampler2D projectorTex;\nuniform float opacity;\nuniform float phiLength;\nuniform float phiShift;\nuniform float thetaLength;\nuniform float thetaShift;\n\nvarying vec4 vRstq;\n\nvoid main()\n{\n    vec3 b = normalize(vRstq.xyz);\n    float lat = -asin(b.y);\n    float lon = atan(b.x, b.z);\n    float x = (lon - phiShift) / phiLength + 0.5;\n    float y = (lat - thetaShift) / thetaLength + 0.5;\n    vec4 baseColor = texture2D(projectorTex, vec2(x, y));\n    baseColor.a = opacity;\n    gl_FragColor = baseColor;\n}",
+        vertex: "#ifdef GL_ES\nprecision highp float;\n#endif\n\nuniform mat4 projectorMat;\n\nvarying vec4 vRstq;\n\nvoid main()\n{\n    vRstq = projectorMat * vec4(position, 1.0);\n    gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);\n}",
+    };
+    ImagePlaneShaders.perspective = {
+        fragment: "#ifdef GL_ES\nprecision highp float;\n#endif\n\nuniform sampler2D projectorTex;\nuniform float opacity;\nuniform vec4 bbox;\n\nvarying vec4 vRstq;\n\nvoid main()\n{\n    float x = vRstq.x / vRstq.w;\n    float y = vRstq.y / vRstq.w;\n\n    vec4 baseColor;\n    if (x > bbox[0] && y > bbox[1] && x < bbox[2] && y < bbox[3]) {\n        baseColor = texture2D(projectorTex, vec2(x, y));\n        baseColor.a = opacity;\n    } else {\n        baseColor = vec4(0.0, 0.0, 0.0, 0.0);\n    }\n\n    gl_FragColor = baseColor;\n}",
+        vertex: "#ifdef GL_ES\nprecision highp float;\n#endif\n\nuniform mat4 projectorMat;\n\nvarying vec4 vRstq;\n\nvoid main()\n{\n    vRstq = projectorMat * vec4(position, 1.0);\n    gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);\n}",
+    };
     return ImagePlaneShaders;
 }());
-ImagePlaneShaders.equirectangular = {
-    fragment: "#ifdef GL_ES\nprecision highp float;\n#endif\n\nuniform sampler2D projectorTex;\nuniform float opacity;\nuniform float phiLength;\nuniform float phiShift;\nuniform float thetaLength;\nuniform float thetaShift;\n\nvarying vec4 vRstq;\n\nvoid main()\n{\n    vec3 b = normalize(vRstq.xyz);\n    float lat = -asin(b.y);\n    float lon = atan(b.x, b.z);\n    float x = (lon - phiShift) / phiLength + 0.5;\n    float y = (lat - thetaShift) / thetaLength + 0.5;\n    vec4 baseColor = texture2D(projectorTex, vec2(x, y));\n    baseColor.a = opacity;\n    gl_FragColor = baseColor;\n}",
-    vertex: "#ifdef GL_ES\nprecision highp float;\n#endif\n\nuniform mat4 projectorMat;\n\nvarying vec4 vRstq;\n\nvoid main()\n{\n    vRstq = projectorMat * vec4(position, 1.0);\n    gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);\n}",
-};
-ImagePlaneShaders.perspective = {
-    fragment: "#ifdef GL_ES\nprecision highp float;\n#endif\n\nuniform sampler2D projectorTex;\nuniform float opacity;\nuniform vec4 bbox;\n\nvarying vec4 vRstq;\n\nvoid main()\n{\n    float x = vRstq.x / vRstq.w;\n    float y = vRstq.y / vRstq.w;\n\n    vec4 baseColor;\n    if (x > bbox[0] && y > bbox[1] && x < bbox[2] && y < bbox[3]) {\n        baseColor = texture2D(projectorTex, vec2(x, y));\n        baseColor.a = opacity;\n    } else {\n        baseColor = vec4(0.0, 0.0, 0.0, 0.0);\n    }\n\n    gl_FragColor = baseColor;\n}",
-    vertex: "#ifdef GL_ES\nprecision highp float;\n#endif\n\nuniform mat4 projectorMat;\n\nvarying vec4 vRstq;\n\nvoid main()\n{\n    vRstq = projectorMat * vec4(position, 1.0);\n    gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);\n}",
-};
 exports.ImagePlaneShaders = ImagePlaneShaders;
 
-},{"path":22}],261:[function(require,module,exports){
+},{"path":22}],265:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -23734,8 +23902,9 @@ var SliderComponent = (function (_super) {
      * Create a new slider component instance.
      * @class SliderComponent
      */
-    function SliderComponent(name, container, navigator) {
+    function SliderComponent(name, container, navigator, dom) {
         var _this = _super.call(this, name, container, navigator) || this;
+        _this._dom = !!dom ? dom : new Utils_1.DOM();
         _this._sliderStateOperation$ = new Subject_1.Subject();
         _this._sliderStateCreator$ = new Subject_1.Subject();
         _this._sliderStateDisposer$ = new Subject_1.Subject();
@@ -23799,9 +23968,9 @@ var SliderComponent = (function (_super) {
     };
     SliderComponent.prototype._activate = function () {
         var _this = this;
-        this._sliderContainer = this._createElement("div", "mapillary-js-slider-container", this._container.element);
-        this._sliderWrapper = this._createElement("div", "SliderWrapper", this._sliderContainer);
-        this._sliderControl = this._createElement("input", "SliderControl", this._sliderWrapper);
+        this._sliderContainer = this._dom.createElement("div", "mapillary-js-slider-container", this._container.element);
+        this._sliderWrapper = this._dom.createElement("div", "SliderWrapper", this._sliderContainer);
+        this._sliderControl = this._dom.createElement("input", "SliderControl", this._sliderWrapper);
         this._sliderControl.setAttribute("type", "range");
         this._sliderControl.setAttribute("min", "0");
         this._sliderControl.setAttribute("max", "1000");
@@ -23983,24 +24152,451 @@ var SliderComponent = (function (_super) {
             return Observable_1.Observable.empty();
         });
     };
-    SliderComponent.prototype._createElement = function (tagName, className, container) {
-        var element = document.createElement(tagName);
-        if (!!className) {
-            element.className = className;
-        }
-        if (!!container) {
-            container.appendChild(element);
-        }
-        return element;
-    };
+    SliderComponent.componentName = "slider";
     return SliderComponent;
 }(Component_1.Component));
-SliderComponent.componentName = "slider";
 exports.SliderComponent = SliderComponent;
 Component_1.ComponentService.register(SliderComponent);
 exports.default = SliderComponent;
 
-},{"../../Component":226,"../../Render":232,"../../State":233,"../../Utils":235,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/observable/fromEvent":42,"rxjs/add/observable/of":45,"rxjs/add/observable/zip":48,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/scan":73,"rxjs/add/operator/switchMap":79,"rxjs/add/operator/withLatestFrom":83,"rxjs/add/operator/zip":84}],262:[function(require,module,exports){
+},{"../../Component":230,"../../Render":236,"../../State":237,"../../Utils":240,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/observable/fromEvent":42,"rxjs/add/observable/of":45,"rxjs/add/observable/zip":48,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/scan":74,"rxjs/add/operator/switchMap":80,"rxjs/add/operator/withLatestFrom":85,"rxjs/add/operator/zip":86}],266:[function(require,module,exports){
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var CoverState;
+(function (CoverState) {
+    CoverState[CoverState["Hidden"] = 0] = "Hidden";
+    CoverState[CoverState["Loading"] = 1] = "Loading";
+    CoverState[CoverState["Visible"] = 2] = "Visible";
+})(CoverState = exports.CoverState || (exports.CoverState = {}));
+
+},{}],267:[function(require,module,exports){
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var ICoverConfiguration_1 = require("./ICoverConfiguration");
+exports.CoverState = ICoverConfiguration_1.CoverState;
+
+},{"./ICoverConfiguration":266}],268:[function(require,module,exports){
+"use strict";
+/// <reference path="../../../typings/index.d.ts" />
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+require("rxjs/add/operator/switchMap");
+require("rxjs/add/operator/withLatestFrom");
+var Component_1 = require("../../Component");
+var Edge_1 = require("../../Edge");
+/**
+ * The `KeySequenceNavigationHandler` allows the user navigate through a sequence using the
+ * following key commands:
+ *
+ * `ALT` + `Up Arrow`: Navigate to next image in the sequence.
+ * `ALT` + `Down Arrow`: Navigate to previous image in sequence.
+ *
+ * @example
+ * ```
+ * var keyboardComponent = viewer.getComponent("keyboard");
+ *
+ * keyboardComponent.keySequenceNavigation.disable();
+ * keyboardComponent.keySequenceNavigation.enable();
+ *
+ * var isEnabled = keyboardComponent.keySequenceNavigation.isEnabled;
+ * ```
+ */
+var KeySequenceNavigationHandler = (function (_super) {
+    __extends(KeySequenceNavigationHandler, _super);
+    function KeySequenceNavigationHandler() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    KeySequenceNavigationHandler.prototype._enable = function () {
+        var _this = this;
+        var sequenceEdges$ = this._navigator.stateService.currentNode$
+            .switchMap(function (node) {
+            return node.sequenceEdges$;
+        });
+        this._keyDownSubscription = this._container.keyboardService.keyDown$
+            .withLatestFrom(sequenceEdges$)
+            .subscribe(function (_a) {
+            var event = _a[0], edgeStatus = _a[1];
+            var direction = null;
+            switch (event.keyCode) {
+                case 38:// up
+                    direction = Edge_1.EdgeDirection.Next;
+                    break;
+                case 40:// down
+                    direction = Edge_1.EdgeDirection.Prev;
+                    break;
+                default:
+                    return;
+            }
+            event.preventDefault();
+            if (!event.altKey || event.shiftKey || !edgeStatus.cached) {
+                return;
+            }
+            for (var _i = 0, _b = edgeStatus.edges; _i < _b.length; _i++) {
+                var edge = _b[_i];
+                if (edge.data.direction === direction) {
+                    _this._navigator.moveToKey$(edge.to)
+                        .subscribe(function (n) { return; }, function (e) { console.error(e); });
+                    return;
+                }
+            }
+        });
+    };
+    KeySequenceNavigationHandler.prototype._disable = function () {
+        this._keyDownSubscription.unsubscribe();
+    };
+    KeySequenceNavigationHandler.prototype._getConfiguration = function (enable) {
+        return { keySequenceNavigation: enable };
+    };
+    return KeySequenceNavigationHandler;
+}(Component_1.HandlerBase));
+exports.KeySequenceNavigationHandler = KeySequenceNavigationHandler;
+exports.default = KeySequenceNavigationHandler;
+
+},{"../../Component":230,"../../Edge":231,"rxjs/add/operator/switchMap":80,"rxjs/add/operator/withLatestFrom":85}],269:[function(require,module,exports){
+"use strict";
+/// <reference path="../../../typings/index.d.ts" />
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+require("rxjs/add/operator/switchMap");
+require("rxjs/add/operator/withLatestFrom");
+var Component_1 = require("../../Component");
+var Edge_1 = require("../../Edge");
+/**
+ * The `KeySpatialNavigationHandler` allows the user navigate through a sequence using the
+ * following key commands:
+ *
+ * `Up Arrow`: Step forward.
+ * `Down Arrow`: Step backward.
+ * `Left Arrow`: Step to the left.
+ * `Rigth Arrow`: Step to the right.
+ * `SHIFT` + `Down Arrow`: Turn around.
+ * `SHIFT` + `Left Arrow`: Turn to the left.
+ * `SHIFT` + `Rigth Arrow`: Turn to the right.
+ *
+ * @example
+ * ```
+ * var keyboardComponent = viewer.getComponent("keyboard");
+ *
+ * keyboardComponent.keySpatialNavigation.disable();
+ * keyboardComponent.keySpatialNavigation.enable();
+ *
+ * var isEnabled = keyboardComponent.keySpatialNavigation.isEnabled;
+ * ```
+ */
+var KeySpatialNavigationHandler = (function (_super) {
+    __extends(KeySpatialNavigationHandler, _super);
+    function KeySpatialNavigationHandler(component, container, navigator, spatial) {
+        var _this = _super.call(this, component, container, navigator) || this;
+        _this._spatial = spatial;
+        return _this;
+    }
+    KeySpatialNavigationHandler.prototype._enable = function () {
+        var _this = this;
+        var spatialEdges$ = this._navigator.stateService.currentNode$
+            .switchMap(function (node) {
+            return node.spatialEdges$;
+        });
+        this._keyDownSubscription = this._container.keyboardService.keyDown$
+            .withLatestFrom(spatialEdges$, this._navigator.stateService.currentState$)
+            .subscribe(function (_a) {
+            var event = _a[0], edgeStatus = _a[1], frame = _a[2];
+            var pano = frame.state.currentNode.pano;
+            var direction = null;
+            switch (event.keyCode) {
+                case 37:// left
+                    direction = event.shiftKey && !pano ? Edge_1.EdgeDirection.TurnLeft : Edge_1.EdgeDirection.StepLeft;
+                    break;
+                case 38:// up
+                    direction = event.shiftKey && !pano ? Edge_1.EdgeDirection.Pano : Edge_1.EdgeDirection.StepForward;
+                    break;
+                case 39:// right
+                    direction = event.shiftKey && !pano ? Edge_1.EdgeDirection.TurnRight : Edge_1.EdgeDirection.StepRight;
+                    break;
+                case 40:// down
+                    direction = event.shiftKey && !pano ? Edge_1.EdgeDirection.TurnU : Edge_1.EdgeDirection.StepBackward;
+                    break;
+                default:
+                    return;
+            }
+            event.preventDefault();
+            if (event.altKey || !edgeStatus.cached ||
+                (event.shiftKey && pano)) {
+                return;
+            }
+            if (!pano) {
+                _this._moveDir(direction, edgeStatus);
+            }
+            else {
+                var shifts = {};
+                shifts[Edge_1.EdgeDirection.StepBackward] = Math.PI;
+                shifts[Edge_1.EdgeDirection.StepForward] = 0;
+                shifts[Edge_1.EdgeDirection.StepLeft] = Math.PI / 2;
+                shifts[Edge_1.EdgeDirection.StepRight] = -Math.PI / 2;
+                var phi = _this._rotationFromCamera(frame.state.camera).phi;
+                var navigationAngle = _this._spatial.wrapAngle(phi + shifts[direction]);
+                var threshold = Math.PI / 4;
+                var edges = edgeStatus.edges.filter(function (e) {
+                    return e.data.direction === Edge_1.EdgeDirection.Pano || e.data.direction === direction;
+                });
+                var smallestAngle = Number.MAX_VALUE;
+                var toKey = null;
+                for (var _i = 0, edges_1 = edges; _i < edges_1.length; _i++) {
+                    var edge = edges_1[_i];
+                    var angle = Math.abs(_this._spatial.wrapAngle(edge.data.worldMotionAzimuth - navigationAngle));
+                    if (angle < Math.min(smallestAngle, threshold)) {
+                        smallestAngle = angle;
+                        toKey = edge.to;
+                    }
+                }
+                if (toKey == null) {
+                    return;
+                }
+                _this._moveToKey(toKey);
+            }
+        });
+    };
+    KeySpatialNavigationHandler.prototype._disable = function () {
+        this._keyDownSubscription.unsubscribe();
+    };
+    KeySpatialNavigationHandler.prototype._getConfiguration = function (enable) {
+        return { keySpatialNavigation: enable };
+    };
+    KeySpatialNavigationHandler.prototype._moveDir = function (direction, edgeStatus) {
+        for (var _i = 0, _a = edgeStatus.edges; _i < _a.length; _i++) {
+            var edge = _a[_i];
+            if (edge.data.direction === direction) {
+                this._moveToKey(edge.to);
+                return;
+            }
+        }
+    };
+    KeySpatialNavigationHandler.prototype._moveToKey = function (key) {
+        this._navigator.moveToKey$(key)
+            .subscribe(function (n) { }, function (e) { console.error(e); });
+    };
+    KeySpatialNavigationHandler.prototype._rotationFromCamera = function (camera) {
+        var direction = camera.lookat.clone().sub(camera.position);
+        var upProjection = direction.clone().dot(camera.up);
+        var planeProjection = direction.clone().sub(camera.up.clone().multiplyScalar(upProjection));
+        var phi = Math.atan2(planeProjection.y, planeProjection.x);
+        var theta = Math.PI / 2 - this._spatial.angleToPlane(direction.toArray(), [0, 0, 1]);
+        return { phi: phi, theta: theta };
+    };
+    return KeySpatialNavigationHandler;
+}(Component_1.HandlerBase));
+exports.KeySpatialNavigationHandler = KeySpatialNavigationHandler;
+exports.default = KeySpatialNavigationHandler;
+
+},{"../../Component":230,"../../Edge":231,"rxjs/add/operator/switchMap":80,"rxjs/add/operator/withLatestFrom":85}],270:[function(require,module,exports){
+"use strict";
+/// <reference path="../../../typings/index.d.ts" />
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+require("rxjs/add/operator/withLatestFrom");
+var Component_1 = require("../../Component");
+/**
+ * The `KeyZoomHandler` allows the user zoom in and out using the
+ * following key commands:
+ *
+ * `+`: Zoom in.
+ * `-`: Zoom out.
+ *
+ * @example
+ * ```
+ * var keyboardComponent = viewer.getComponent("keyboard");
+ *
+ * keyboardComponent.keyZoom.disable();
+ * keyboardComponent.keyZoom.enable();
+ *
+ * var isEnabled = keyboardComponent.keyZoom.isEnabled;
+ * ```
+ */
+var KeyZoomHandler = (function (_super) {
+    __extends(KeyZoomHandler, _super);
+    function KeyZoomHandler(component, container, navigator, viewportCoords) {
+        var _this = _super.call(this, component, container, navigator) || this;
+        _this._viewportCoords = viewportCoords;
+        return _this;
+    }
+    KeyZoomHandler.prototype._enable = function () {
+        var _this = this;
+        this._keyDownSubscription = this._container.keyboardService.keyDown$
+            .withLatestFrom(this._container.renderService.renderCamera$, this._navigator.stateService.currentTransform$)
+            .subscribe(function (_a) {
+            var event = _a[0], render = _a[1], transform = _a[2];
+            if (event.altKey || event.shiftKey || event.ctrlKey || event.metaKey) {
+                return;
+            }
+            var delta = 0;
+            switch (event.key) {
+                case "+":
+                    delta = 1;
+                    break;
+                case "-":
+                    delta = -1;
+                    break;
+                default:
+                    return;
+            }
+            event.preventDefault();
+            var unprojected = _this._viewportCoords.unprojectFromViewport(0, 0, render.perspective);
+            var reference = transform.projectBasic(unprojected.toArray());
+            _this._navigator.stateService.zoomIn(delta, reference);
+        });
+    };
+    KeyZoomHandler.prototype._disable = function () {
+        this._keyDownSubscription.unsubscribe();
+    };
+    KeyZoomHandler.prototype._getConfiguration = function (enable) {
+        return { keyZoom: enable };
+    };
+    return KeyZoomHandler;
+}(Component_1.HandlerBase));
+exports.KeyZoomHandler = KeyZoomHandler;
+exports.default = KeyZoomHandler;
+
+},{"../../Component":230,"rxjs/add/operator/withLatestFrom":85}],271:[function(require,module,exports){
+"use strict";
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var Component_1 = require("../../Component");
+var Geo_1 = require("../../Geo");
+/**
+ * @class KeyboardComponent
+ *
+ * @classdesc Component for keyboard event handling.
+ *
+ * To retrive and use the keyboard component
+ *
+ * @example
+ * ```
+ * var viewer = new Mapillary.Viewer(
+ *     "<element-id>",
+ *     "<client-id>",
+ *     "<my key>");
+ *
+ * var keyboardComponent = viewer.getComponent("keyboard");
+ * ```
+ */
+var KeyboardComponent = (function (_super) {
+    __extends(KeyboardComponent, _super);
+    function KeyboardComponent(name, container, navigator) {
+        var _this = _super.call(this, name, container, navigator) || this;
+        _this._keyZoomHandler = new Component_1.KeyZoomHandler(_this, container, navigator, new Geo_1.ViewportCoords());
+        _this._keySequenceNavigationHandler = new Component_1.KeySequenceNavigationHandler(_this, container, navigator);
+        _this._keySpatialNavigationHandler = new Component_1.KeySpatialNavigationHandler(_this, container, navigator, new Geo_1.Spatial());
+        return _this;
+    }
+    Object.defineProperty(KeyboardComponent.prototype, "keyZoom", {
+        /**
+         * Get key zoom.
+         *
+         * @returns {KeyZoomHandler} The key zoom handler.
+         */
+        get: function () {
+            return this._keyZoomHandler;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(KeyboardComponent.prototype, "keySequenceNavigation", {
+        /**
+         * Get key sequence navigation.
+         *
+         * @returns {KeySequenceNavigationHandler} The key sequence navigation handler.
+         */
+        get: function () {
+            return this._keySequenceNavigationHandler;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(KeyboardComponent.prototype, "keySpatialNavigation", {
+        /**
+         * Get spatial.
+         *
+         * @returns {KeySpatialNavigationHandler} The spatial handler.
+         */
+        get: function () {
+            return this._keySpatialNavigationHandler;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    KeyboardComponent.prototype._activate = function () {
+        var _this = this;
+        this._configurationSubscription = this._configuration$
+            .subscribe(function (configuration) {
+            if (configuration.keyZoom) {
+                _this._keyZoomHandler.enable();
+            }
+            else {
+                _this._keyZoomHandler.disable();
+            }
+            if (configuration.keySequenceNavigation) {
+                _this._keySequenceNavigationHandler.enable();
+            }
+            else {
+                _this._keySequenceNavigationHandler.disable();
+            }
+            if (configuration.keySpatialNavigation) {
+                _this._keySpatialNavigationHandler.enable();
+            }
+            else {
+                _this._keySpatialNavigationHandler.disable();
+            }
+        });
+    };
+    KeyboardComponent.prototype._deactivate = function () {
+        this._configurationSubscription.unsubscribe();
+    };
+    KeyboardComponent.prototype._getDefaultConfiguration = function () {
+        return { keySequenceNavigation: true, keySpatialNavigation: true, keyZoom: true };
+    };
+    KeyboardComponent.componentName = "keyboard";
+    return KeyboardComponent;
+}(Component_1.Component));
+exports.KeyboardComponent = KeyboardComponent;
+Component_1.ComponentService.register(KeyboardComponent);
+exports.default = KeyboardComponent;
+
+},{"../../Component":230,"../../Geo":233}],272:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var MarkerComponent_1 = require("./MarkerComponent");
@@ -24010,7 +24606,7 @@ exports.SimpleMarker = SimpleMarker_1.SimpleMarker;
 var CircleMarker_1 = require("./marker/CircleMarker");
 exports.CircleMarker = CircleMarker_1.CircleMarker;
 
-},{"./MarkerComponent":263,"./marker/CircleMarker":266,"./marker/SimpleMarker":268}],263:[function(require,module,exports){
+},{"./MarkerComponent":273,"./marker/CircleMarker":276,"./marker/SimpleMarker":278}],273:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -24357,7 +24953,7 @@ var MarkerComponent = (function (_super) {
             .map(function (event) {
             return false;
         });
-        var dragging$ = Observable_1.Observable
+        var filteredDragging$ = Observable_1.Observable
             .merge(draggingStarted$, draggingStopped$)
             .startWith(false);
         this._dragEventSubscription = draggingStarted$
@@ -24375,19 +24971,26 @@ var MarkerComponent = (function (_super) {
             var markerEvent = { marker: marker, target: _this, type: eventType };
             _this.fire(eventType, markerEvent);
         });
+        var mouseDown$ = Observable_1.Observable
+            .merge(this._container.mouseService.mouseDown$
+            .map(function (event) { return true; }), this._container.mouseService.documentMouseUp$
+            .map(function (event) { return false; }))
+            .startWith(false);
         this._mouseClaimSubscription = Observable_1.Observable
-            .combineLatest(this._container.mouseService.active$, hoveredMarkerId$, dragging$)
+            .combineLatest(this._container.mouseService.active$, hoveredMarkerId$.distinctUntilChanged(), mouseDown$, filteredDragging$)
             .map(function (_a) {
-            var active = _a[0], markerId = _a[1], dragging = _a[2];
-            return (!active && markerId != null) || dragging;
+            var active = _a[0], markerId = _a[1], mouseDown = _a[2], filteredDragging = _a[3];
+            return (!active && markerId != null && mouseDown) || filteredDragging;
         })
             .distinctUntilChanged()
-            .subscribe(function (hovered) {
-            if (hovered) {
+            .subscribe(function (claim) {
+            if (claim) {
                 _this._container.mouseService.claimMouse(_this._name, 1);
+                _this._container.mouseService.claimWheel(_this._name, 1);
             }
             else {
                 _this._container.mouseService.unclaimMouse(_this._name);
+                _this._container.mouseService.unclaimWheel(_this._name);
             }
         });
         var offset$ = this._container.mouseService
@@ -24453,50 +25056,50 @@ var MarkerComponent = (function (_super) {
     MarkerComponent.prototype._getDefaultConfiguration = function () {
         return { visibleBBoxSize: 100 };
     };
+    MarkerComponent.componentName = "marker";
+    /**
+     * Fired when the position of a marker is changed.
+     * @event
+     * @type {IMarkerEvent} markerEvent - Marker event data.
+     * @example
+     * ```
+     * markerComponent.on("changed", function(e) {
+     *     console.log(e.marker.id, e.marker.latLon);
+     * });
+     * ```
+     */
+    MarkerComponent.changed = "changed";
+    /**
+     * Fired when a marker drag interaction starts.
+     * @event
+     * @type {IMarkerEvent} markerEvent - Marker event data.
+     * @example
+     * ```
+     * markerComponent.on("dragstart", function(e) {
+     *     console.log(e.marker.id, e.marker.latLon);
+     * });
+     * ```
+     */
+    MarkerComponent.dragstart = "dragstart";
+    /**
+     * Fired when a marker drag interaction ends.
+     * @event
+     * @type {IMarkerEvent} markerEvent - Marker event data.
+     * @example
+     * ```
+     * markerComponent.on("dragend", function(e) {
+     *     console.log(e.marker.id, e.marker.latLon);
+     * });
+     * ```
+     */
+    MarkerComponent.dragend = "dragend";
     return MarkerComponent;
 }(Component_1.Component));
-MarkerComponent.componentName = "marker";
-/**
- * Fired when the position of a marker is changed.
- * @event
- * @type {IMarkerEvent} markerEvent - Marker event data.
- * @example
- * ```
- * markerComponent.on("changed", function(e) {
- *     console.log(e.marker.id, e.marker.latLon);
- * });
- * ```
- */
-MarkerComponent.changed = "changed";
-/**
- * Fired when a marker drag interaction starts.
- * @event
- * @type {IMarkerEvent} markerEvent - Marker event data.
- * @example
- * ```
- * markerComponent.on("dragstart", function(e) {
- *     console.log(e.marker.id, e.marker.latLon);
- * });
- * ```
- */
-MarkerComponent.dragstart = "dragstart";
-/**
- * Fired when a marker drag interaction ends.
- * @event
- * @type {IMarkerEvent} markerEvent - Marker event data.
- * @example
- * ```
- * markerComponent.on("dragend", function(e) {
- *     console.log(e.marker.id, e.marker.latLon);
- * });
- * ```
- */
-MarkerComponent.dragend = "dragend";
 exports.MarkerComponent = MarkerComponent;
 Component_1.ComponentService.register(MarkerComponent);
 exports.default = MarkerComponent;
 
-},{"../../Component":226,"../../Geo":229,"../../Graph":230,"../../Render":232,"rxjs/Observable":29,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/map":65,"three":176,"when":223}],264:[function(require,module,exports){
+},{"../../Component":230,"../../Geo":233,"../../Graph":234,"../../Render":236,"rxjs/Observable":29,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/map":65,"three":180,"when":227}],274:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -24619,7 +25222,7 @@ var MarkerScene = (function () {
 exports.MarkerScene = MarkerScene;
 exports.default = MarkerScene;
 
-},{"three":176}],265:[function(require,module,exports){
+},{"three":180}],275:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -24740,7 +25343,7 @@ var MarkerSet = (function () {
 exports.MarkerSet = MarkerSet;
 exports.default = MarkerSet;
 
-},{"rbush":25,"rxjs/Subject":34,"rxjs/add/operator/map":65,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":73}],266:[function(require,module,exports){
+},{"rbush":25,"rxjs/Subject":34,"rxjs/add/operator/map":65,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":74}],276:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -24823,7 +25426,7 @@ var CircleMarker = (function (_super) {
 exports.CircleMarker = CircleMarker;
 exports.default = CircleMarker;
 
-},{"../../../Component":226,"three":176}],267:[function(require,module,exports){
+},{"../../../Component":230,"three":180}],277:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -24910,7 +25513,7 @@ var Marker = (function () {
 exports.Marker = Marker;
 exports.default = Marker;
 
-},{}],268:[function(require,module,exports){
+},{}],278:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -25059,7 +25662,117 @@ var SimpleMarker = (function (_super) {
 exports.SimpleMarker = SimpleMarker;
 exports.default = SimpleMarker;
 
-},{"../../../Component":226,"three":176}],269:[function(require,module,exports){
+},{"../../../Component":230,"three":180}],279:[function(require,module,exports){
+"use strict";
+/// <reference path="../../../typings/index.d.ts" />
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var Observable_1 = require("rxjs/Observable");
+var Component_1 = require("../../Component");
+/**
+ * The `BounceHandler` ensures that the viewer bounces back to the image
+ * when drag panning outside of the image edge.
+ */
+var BounceHandler = (function (_super) {
+    __extends(BounceHandler, _super);
+    function BounceHandler(component, container, navigator, viewportCoords, spatial) {
+        var _this = _super.call(this, component, container, navigator) || this;
+        _this._spatial = spatial;
+        _this._viewportCoords = viewportCoords;
+        _this._basicDistanceThreshold = 1e-3;
+        _this._basicRotationThreshold = 5e-2;
+        _this._bounceCoeff = 1e-1;
+        return _this;
+    }
+    BounceHandler.prototype._enable = function () {
+        var _this = this;
+        var inTransition$ = this._navigator.stateService.currentState$
+            .map(function (frame) {
+            return frame.state.alpha < 1;
+        });
+        this._bounceSubscription = Observable_1.Observable
+            .combineLatest(inTransition$, this._navigator.stateService.inTranslation$, this._container.mouseService.active$, this._container.touchService.active$)
+            .map(function (noForce) {
+            return noForce[0] || noForce[1] || noForce[2] || noForce[3];
+        })
+            .distinctUntilChanged()
+            .switchMap(function (noForce) {
+            return noForce ?
+                Observable_1.Observable.empty() :
+                Observable_1.Observable.combineLatest(_this._container.renderService.renderCamera$, _this._navigator.stateService.currentTransform$.first());
+        })
+            .subscribe(function (args) {
+            var renderCamera = args[0];
+            var perspectiveCamera = renderCamera.perspective;
+            var transform = args[1];
+            if (!transform.hasValidScale && renderCamera.camera.focal < 0.1) {
+                return;
+            }
+            if (renderCamera.perspective.aspect === 0 || renderCamera.perspective.aspect === Number.POSITIVE_INFINITY) {
+                return;
+            }
+            var distanceThreshold = _this._basicDistanceThreshold / Math.pow(2, renderCamera.zoom);
+            var basicCenter = _this._viewportCoords.viewportToBasic(0, 0, transform, perspectiveCamera);
+            if (Math.abs(basicCenter[0] - 0.5) < distanceThreshold && Math.abs(basicCenter[1] - 0.5) < distanceThreshold) {
+                return;
+            }
+            var basicDistances = _this._viewportCoords.getBasicDistances(transform, perspectiveCamera);
+            var basicX = 0;
+            var basicY = 0;
+            if (basicDistances[0] < distanceThreshold && basicDistances[1] < distanceThreshold &&
+                basicDistances[2] < distanceThreshold && basicDistances[3] < distanceThreshold) {
+                return;
+            }
+            if (Math.abs(basicDistances[0] - basicDistances[2]) < distanceThreshold &&
+                Math.abs(basicDistances[1] - basicDistances[3]) < distanceThreshold) {
+                return;
+            }
+            var coeff = _this._bounceCoeff;
+            if (basicDistances[1] > 0 && basicDistances[3] === 0) {
+                basicX = -coeff * basicDistances[1];
+            }
+            else if (basicDistances[1] === 0 && basicDistances[3] > 0) {
+                basicX = coeff * basicDistances[3];
+            }
+            else if (basicDistances[1] > 0 && basicDistances[3] > 0) {
+                basicX = coeff * (basicDistances[3] - basicDistances[1]) / 2;
+            }
+            if (basicDistances[0] > 0 && basicDistances[2] === 0) {
+                basicY = coeff * basicDistances[0];
+            }
+            else if (basicDistances[0] === 0 && basicDistances[2] > 0) {
+                basicY = -coeff * basicDistances[2];
+            }
+            else if (basicDistances[0] > 0 && basicDistances[2] > 0) {
+                basicY = coeff * (basicDistances[0] - basicDistances[2]) / 2;
+            }
+            var rotationThreshold = _this._basicRotationThreshold;
+            basicX = _this._spatial.clamp(basicX, -rotationThreshold, rotationThreshold);
+            basicY = _this._spatial.clamp(basicY, -rotationThreshold, rotationThreshold);
+            _this._navigator.stateService.rotateBasicUnbounded([basicX, basicY]);
+        });
+    };
+    BounceHandler.prototype._disable = function () {
+        this._bounceSubscription.unsubscribe();
+    };
+    BounceHandler.prototype._getConfiguration = function (enable) {
+        return {};
+    };
+    return BounceHandler;
+}(Component_1.HandlerBase));
+exports.BounceHandler = BounceHandler;
+exports.default = BounceHandler;
+
+},{"../../Component":230,"rxjs/Observable":29}],280:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -25089,8 +25802,10 @@ var Component_1 = require("../../Component");
  */
 var DoubleClickZoomHandler = (function (_super) {
     __extends(DoubleClickZoomHandler, _super);
-    function DoubleClickZoomHandler() {
-        return _super !== null && _super.apply(this, arguments) || this;
+    function DoubleClickZoomHandler(component, container, navigator, viewportCoords) {
+        var _this = _super.call(this, component, container, navigator) || this;
+        _this._viewportCoords = viewportCoords;
+        return _this;
     }
     DoubleClickZoomHandler.prototype._enable = function () {
         var _this = this;
@@ -25119,11 +25834,11 @@ var DoubleClickZoomHandler = (function (_super) {
         return { doubleClickZoom: enable };
     };
     return DoubleClickZoomHandler;
-}(Component_1.MouseHandlerBase));
+}(Component_1.HandlerBase));
 exports.DoubleClickZoomHandler = DoubleClickZoomHandler;
 exports.default = DoubleClickZoomHandler;
 
-},{"../../Component":226,"rxjs/Observable":29}],270:[function(require,module,exports){
+},{"../../Component":230,"rxjs/Observable":29}],281:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -25139,6 +25854,9 @@ var __extends = (this && this.__extends) || (function () {
 Object.defineProperty(exports, "__esModule", { value: true });
 var THREE = require("three");
 var Observable_1 = require("rxjs/Observable");
+require("rxjs/add/operator/concat");
+require("rxjs/add/operator/sample");
+require("rxjs/add/operator/takeWhile");
 var Component_1 = require("../../Component");
 /**
  * The `DragPanHandler` allows the user to pan the viewer photo by clicking and dragging the cursor.
@@ -25156,8 +25874,9 @@ var Component_1 = require("../../Component");
 var DragPanHandler = (function (_super) {
     __extends(DragPanHandler, _super);
     function DragPanHandler(component, container, navigator, viewportCoords, spatial) {
-        var _this = _super.call(this, component, container, navigator, viewportCoords) || this;
+        var _this = _super.call(this, component, container, navigator) || this;
         _this._spatial = spatial;
+        _this._viewportCoords = viewportCoords;
         _this._basicRotationThreshold = 5e-2;
         _this._forceCoeff = 2e-1;
         return _this;
@@ -25199,7 +25918,7 @@ var DragPanHandler = (function (_super) {
         this._activeTouchSubscription = Observable_1.Observable
             .merge(touchMovingStarted$, touchMovingStopped$)
             .subscribe(this._container.touchService.activate$);
-        this._rotateBasicSubscription = this._navigator.stateService.currentState$
+        var basicRotation$ = this._navigator.stateService.currentState$
             .map(function (frame) {
             return frame.state.currentNode.fullPano || frame.state.nodesAhead < 1;
         })
@@ -25208,9 +25927,23 @@ var DragPanHandler = (function (_super) {
             if (!enable) {
                 return Observable_1.Observable.empty();
             }
-            var mouseDrag$ = Observable_1.Observable
-                .merge(_this._container.mouseService.filtered$(_this._component.name, _this._container.mouseService.mouseDragStart$), _this._container.mouseService.filtered$(_this._component.name, _this._container.mouseService.mouseDrag$), _this._container.mouseService.filtered$(_this._component.name, _this._container.mouseService.mouseDragEnd$)
-                .map(function (e) { return null; }))
+            var mouseDrag$ = _this._container.mouseService
+                .filtered$(_this._component.name, _this._container.mouseService.mouseDragStart$)
+                .switchMap(function (mouseDragStart) {
+                return Observable_1.Observable
+                    .of(mouseDragStart)
+                    .concat(_this._container.mouseService
+                    .filtered$(_this._component.name, _this._container.mouseService.mouseDrag$))
+                    .merge(_this._container.mouseService
+                    .filtered$(_this._component.name, _this._container.mouseService.mouseDragEnd$)
+                    .map(function (e) {
+                    return null;
+                }))
+                    .takeWhile(function (e) {
+                    return !!e;
+                })
+                    .startWith(null);
+            })
                 .pairwise()
                 .filter(function (pair) {
                 return pair[0] != null && pair[1] != null;
@@ -25296,6 +26029,34 @@ var DragPanHandler = (function (_super) {
                 x /= Math.max(1, coeff * pixelDistances[3]);
             }
             return [x, y];
+        })
+            .share();
+        this._rotateBasicWithoutInertiaSubscription = basicRotation$
+            .subscribe(function (basicRotation) {
+            _this._navigator.stateService.rotateBasicWithoutInertia(basicRotation);
+        });
+        this._rotateBasicSubscription = basicRotation$
+            .scan(function (rotationBuffer, rotation) {
+            _this._drainBuffer(rotationBuffer);
+            rotationBuffer.push([Date.now(), rotation]);
+            return rotationBuffer;
+        }, [])
+            .sample(Observable_1.Observable
+            .merge(this._container.mouseService.filtered$(this._component.name, this._container.mouseService.mouseDragEnd$), this._container.touchService.singleTouchDragEnd$))
+            .map(function (rotationBuffer) {
+            var drainedBuffer = _this._drainBuffer(rotationBuffer.slice());
+            var basicRotation = [0, 0];
+            for (var _i = 0, drainedBuffer_1 = drainedBuffer; _i < drainedBuffer_1.length; _i++) {
+                var rotation = drainedBuffer_1[_i];
+                basicRotation[0] += rotation[1][0];
+                basicRotation[1] += rotation[1][1];
+            }
+            var count = drainedBuffer.length;
+            if (count > 0) {
+                basicRotation[0] /= count;
+                basicRotation[1] /= count;
+            }
+            return basicRotation;
         })
             .subscribe(function (basicRotation) {
             _this._navigator.stateService.rotateBasic(basicRotation);
@@ -25306,21 +26067,30 @@ var DragPanHandler = (function (_super) {
         this._activeTouchSubscription.unsubscribe();
         this._preventDefaultSubscription.unsubscribe();
         this._rotateBasicSubscription.unsubscribe();
+        this._rotateBasicWithoutInertiaSubscription.unsubscribe();
         this._activeMouseSubscription = null;
         this._activeTouchSubscription = null;
+        this._preventDefaultSubscription = null;
         this._rotateBasicSubscription = null;
     };
     DragPanHandler.prototype._getConfiguration = function (enable) {
         return { dragPan: enable };
     };
+    DragPanHandler.prototype._drainBuffer = function (buffer) {
+        var cutoff = 50;
+        var now = Date.now();
+        while (buffer.length > 0 && now - buffer[0][0] > cutoff) {
+            buffer.shift();
+        }
+        return buffer;
+    };
     return DragPanHandler;
-}(Component_1.MouseHandlerBase));
+}(Component_1.HandlerBase));
 exports.DragPanHandler = DragPanHandler;
 exports.default = DragPanHandler;
 
-},{"../../Component":226,"rxjs/Observable":29,"three":176}],271:[function(require,module,exports){
+},{"../../Component":230,"rxjs/Observable":29,"rxjs/add/operator/concat":54,"rxjs/add/operator/sample":73,"rxjs/add/operator/takeWhile":83,"three":180}],282:[function(require,module,exports){
 "use strict";
-/// <reference path="../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
         ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
@@ -25332,7 +26102,6 @@ var __extends = (this && this.__extends) || (function () {
     };
 })();
 Object.defineProperty(exports, "__esModule", { value: true });
-var Observable_1 = require("rxjs/Observable");
 require("rxjs/add/observable/merge");
 require("rxjs/add/operator/filter");
 require("rxjs/add/operator/map");
@@ -25348,13 +26117,11 @@ var MouseComponent = (function (_super) {
     __extends(MouseComponent, _super);
     function MouseComponent(name, container, navigator) {
         var _this = _super.call(this, name, container, navigator) || this;
-        _this._basicDistanceThreshold = 1e-3;
-        _this._basicRotationThreshold = 5e-2;
-        _this._bounceCoeff = 1e-1;
         var spatial = new Geo_1.Spatial();
         var viewportCoords = new Geo_1.ViewportCoords();
         _this._spatial = spatial;
         _this._viewportCoords = viewportCoords;
+        _this._bounceHandler = new Component_1.BounceHandler(_this, container, navigator, viewportCoords, spatial);
         _this._doubleClickZoomHandler = new Component_1.DoubleClickZoomHandler(_this, container, navigator, viewportCoords);
         _this._dragPanHandler = new Component_1.DragPanHandler(_this, container, navigator, viewportCoords, spatial);
         _this._scrollZoomHandler = new Component_1.ScrollZoomHandler(_this, container, navigator, viewportCoords);
@@ -25411,6 +26178,7 @@ var MouseComponent = (function (_super) {
     });
     MouseComponent.prototype._activate = function () {
         var _this = this;
+        this._bounceHandler.enable();
         this._configurationSubscription = this._configuration$
             .subscribe(function (configuration) {
             if (configuration.doubleClickZoom) {
@@ -25438,77 +26206,12 @@ var MouseComponent = (function (_super) {
                 _this._touchZoomHandler.disable();
             }
         });
-        var inTransition$ = this._navigator.stateService.currentState$
-            .map(function (frame) {
-            return frame.state.alpha < 1;
-        });
-        this._bounceSubscription = Observable_1.Observable
-            .combineLatest(inTransition$, this._navigator.stateService.inTranslation$, this._container.mouseService.active$, this._container.touchService.active$)
-            .map(function (noForce) {
-            return noForce[0] || noForce[1] || noForce[2] || noForce[3];
-        })
-            .distinctUntilChanged()
-            .switchMap(function (noForce) {
-            return noForce ?
-                Observable_1.Observable.empty() :
-                Observable_1.Observable.combineLatest(_this._container.renderService.renderCamera$, _this._navigator.stateService.currentTransform$.first());
-        })
-            .subscribe(function (args) {
-            var renderCamera = args[0];
-            var perspectiveCamera = renderCamera.perspective;
-            var transform = args[1];
-            if (!transform.hasValidScale && renderCamera.camera.focal < 0.1) {
-                return;
-            }
-            if (renderCamera.perspective.aspect === 0 || renderCamera.perspective.aspect === Number.POSITIVE_INFINITY) {
-                return;
-            }
-            var distanceThreshold = _this._basicDistanceThreshold / Math.pow(2, renderCamera.zoom);
-            var basicCenter = _this._viewportCoords.viewportToBasic(0, 0, transform, perspectiveCamera);
-            if (Math.abs(basicCenter[0] - 0.5) < distanceThreshold && Math.abs(basicCenter[1] - 0.5) < distanceThreshold) {
-                return;
-            }
-            var basicDistances = _this._viewportCoords.getBasicDistances(transform, perspectiveCamera);
-            var basicX = 0;
-            var basicY = 0;
-            if (basicDistances[0] < distanceThreshold && basicDistances[1] < distanceThreshold &&
-                basicDistances[2] < distanceThreshold && basicDistances[3] < distanceThreshold) {
-                return;
-            }
-            if (Math.abs(basicDistances[0] - basicDistances[2]) < distanceThreshold &&
-                Math.abs(basicDistances[1] - basicDistances[3]) < distanceThreshold) {
-                return;
-            }
-            var coeff = _this._bounceCoeff;
-            if (basicDistances[1] > 0 && basicDistances[3] === 0) {
-                basicX = -coeff * basicDistances[1];
-            }
-            else if (basicDistances[1] === 0 && basicDistances[3] > 0) {
-                basicX = coeff * basicDistances[3];
-            }
-            else if (basicDistances[1] > 0 && basicDistances[3] > 0) {
-                basicX = coeff * (basicDistances[3] - basicDistances[1]) / 2;
-            }
-            if (basicDistances[0] > 0 && basicDistances[2] === 0) {
-                basicY = coeff * basicDistances[0];
-            }
-            else if (basicDistances[0] === 0 && basicDistances[2] > 0) {
-                basicY = -coeff * basicDistances[2];
-            }
-            else if (basicDistances[0] > 0 && basicDistances[2] > 0) {
-                basicY = coeff * (basicDistances[0] - basicDistances[2]) / 2;
-            }
-            var rotationThreshold = _this._basicRotationThreshold;
-            basicX = _this._spatial.clamp(basicX, -rotationThreshold, rotationThreshold);
-            basicY = _this._spatial.clamp(basicY, -rotationThreshold, rotationThreshold);
-            _this._navigator.stateService.rotateBasicUnbounded([basicX, basicY]);
-        });
         this._container.mouseService.claimMouse(this._name, 0);
     };
     MouseComponent.prototype._deactivate = function () {
         this._container.mouseService.unclaimMouse(this._name);
-        this._bounceSubscription.unsubscribe();
         this._configurationSubscription.unsubscribe();
+        this._bounceHandler.disable();
         this._doubleClickZoomHandler.disable();
         this._dragPanHandler.disable();
         this._scrollZoomHandler.disable();
@@ -25517,71 +26220,15 @@ var MouseComponent = (function (_super) {
     MouseComponent.prototype._getDefaultConfiguration = function () {
         return { doubleClickZoom: true, dragPan: true, scrollZoom: true, touchZoom: true };
     };
+    /** @inheritdoc */
+    MouseComponent.componentName = "mouse";
     return MouseComponent;
 }(Component_1.Component));
-/** @inheritdoc */
-MouseComponent.componentName = "mouse";
 exports.MouseComponent = MouseComponent;
 Component_1.ComponentService.register(MouseComponent);
 exports.default = MouseComponent;
 
-},{"../../Component":226,"../../Geo":229,"rxjs/Observable":29,"rxjs/add/observable/merge":44,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/withLatestFrom":83}],272:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var MouseHandlerBase = (function () {
-    function MouseHandlerBase(component, container, navigator, viewportCoords) {
-        this._component = component;
-        this._container = container;
-        this._navigator = navigator;
-        this._viewportCoords = viewportCoords;
-        this._enabled = false;
-    }
-    Object.defineProperty(MouseHandlerBase.prototype, "isEnabled", {
-        /**
-         * Returns a Boolean indicating whether the interaction is enabled.
-         *
-         * @returns {boolean} `true` if the interaction is enabled.
-         */
-        get: function () {
-            return this._enabled;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    /**
-     * Enables the interaction.
-     *
-     * @example ```mouseComponent.<handler-name>.enable();```
-     */
-    MouseHandlerBase.prototype.enable = function () {
-        if (this._enabled || !this._component.activated) {
-            return;
-        }
-        this._enable();
-        this._enabled = true;
-        this._component.configure(this._getConfiguration(true));
-    };
-    /**
-     * Disables the interaction.
-     *
-     * @example ```mouseComponent.<handler-name>.disable();```
-     */
-    MouseHandlerBase.prototype.disable = function () {
-        if (!this._enabled) {
-            return;
-        }
-        this._disable();
-        this._enabled = false;
-        if (this._component.activated) {
-            this._component.configure(this._getConfiguration(false));
-        }
-    };
-    return MouseHandlerBase;
-}());
-exports.MouseHandlerBase = MouseHandlerBase;
-exports.default = MouseHandlerBase;
-
-},{}],273:[function(require,module,exports){
+},{"../../Component":230,"../../Geo":233,"rxjs/add/observable/merge":44,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/withLatestFrom":85}],283:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -25610,17 +26257,20 @@ var Component_1 = require("../../Component");
  */
 var ScrollZoomHandler = (function (_super) {
     __extends(ScrollZoomHandler, _super);
-    function ScrollZoomHandler() {
-        return _super !== null && _super.apply(this, arguments) || this;
+    function ScrollZoomHandler(component, container, navigator, viewportCoords) {
+        var _this = _super.call(this, component, container, navigator) || this;
+        _this._viewportCoords = viewportCoords;
+        return _this;
     }
     ScrollZoomHandler.prototype._enable = function () {
         var _this = this;
+        this._container.mouseService.claimWheel(this._component.name, 0);
         this._preventDefaultSubscription = this._container.mouseService.mouseWheel$
             .subscribe(function (event) {
             event.preventDefault();
         });
         this._zoomSubscription = this._container.mouseService
-            .filtered$(this._component.name, this._container.mouseService.mouseWheel$)
+            .filteredWheel$(this._component.name, this._container.mouseService.mouseWheel$)
             .withLatestFrom(this._navigator.stateService.currentState$, function (w, f) {
             return [w, f];
         })
@@ -25655,6 +26305,7 @@ var ScrollZoomHandler = (function (_super) {
         });
     };
     ScrollZoomHandler.prototype._disable = function () {
+        this._container.mouseService.unclaimWheel(this._component.name);
         this._preventDefaultSubscription.unsubscribe();
         this._zoomSubscription.unsubscribe();
         this._preventDefaultSubscription = null;
@@ -25664,11 +26315,11 @@ var ScrollZoomHandler = (function (_super) {
         return { scrollZoom: enable };
     };
     return ScrollZoomHandler;
-}(Component_1.MouseHandlerBase));
+}(Component_1.HandlerBase));
 exports.ScrollZoomHandler = ScrollZoomHandler;
 exports.default = ScrollZoomHandler;
 
-},{"../../Component":226}],274:[function(require,module,exports){
+},{"../../Component":230}],284:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -25699,8 +26350,10 @@ var Component_1 = require("../../Component");
  */
 var TouchZoomHandler = (function (_super) {
     __extends(TouchZoomHandler, _super);
-    function TouchZoomHandler() {
-        return _super !== null && _super.apply(this, arguments) || this;
+    function TouchZoomHandler(component, container, navigator, viewportCoords) {
+        var _this = _super.call(this, component, container, navigator) || this;
+        _this._viewportCoords = viewportCoords;
+        return _this;
     }
     TouchZoomHandler.prototype._enable = function () {
         var _this = this;
@@ -25751,11 +26404,11 @@ var TouchZoomHandler = (function (_super) {
         return { touchZoom: enable };
     };
     return TouchZoomHandler;
-}(Component_1.MouseHandlerBase));
+}(Component_1.HandlerBase));
 exports.TouchZoomHandler = TouchZoomHandler;
 exports.default = TouchZoomHandler;
 
-},{"../../Component":226,"rxjs/Observable":29}],275:[function(require,module,exports){
+},{"../../Component":230,"rxjs/Observable":29}],285:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Popup_1 = require("./popup/Popup");
@@ -25763,7 +26416,7 @@ exports.Popup = Popup_1.Popup;
 var PopupComponent_1 = require("./PopupComponent");
 exports.PopupComponent = PopupComponent_1.PopupComponent;
 
-},{"./PopupComponent":276,"./popup/Popup":277}],276:[function(require,module,exports){
+},{"./PopupComponent":286,"./popup/Popup":287}],286:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -25779,6 +26432,7 @@ Object.defineProperty(exports, "__esModule", { value: true });
 var Observable_1 = require("rxjs/Observable");
 var Subject_1 = require("rxjs/Subject");
 var Component_1 = require("../../Component");
+var Utils_1 = require("../../Utils");
 /**
  * @class PopupComponent
  *
@@ -25810,8 +26464,9 @@ var Component_1 = require("../../Component");
  */
 var PopupComponent = (function (_super) {
     __extends(PopupComponent, _super);
-    function PopupComponent(name, container, navigator) {
+    function PopupComponent(name, container, navigator, dom) {
         var _this = _super.call(this, name, container, navigator) || this;
+        _this._dom = !!dom ? dom : new Utils_1.DOM();
         _this._popups = [];
         _this._added$ = new Subject_1.Subject();
         _this._popups$ = new Subject_1.Subject();
@@ -25878,9 +26533,7 @@ var PopupComponent = (function (_super) {
     };
     PopupComponent.prototype._activate = function () {
         var _this = this;
-        this._popupContainer = document.createElement("div");
-        this._popupContainer.className = "mapillary-js-popup-container";
-        this._container.element.appendChild(this._popupContainer);
+        this._popupContainer = this._dom.createElement("div", "mapillary-js-popup-container", this._container.element);
         for (var _i = 0, _a = this._popups; _i < _a.length; _i++) {
             var popup = _a[_i];
             popup.setParentContainer(this._popupContainer);
@@ -25940,19 +26593,20 @@ var PopupComponent = (function (_super) {
             removed.remove();
         }
     };
+    PopupComponent.componentName = "popup";
     return PopupComponent;
 }(Component_1.Component));
-PopupComponent.componentName = "popup";
 exports.PopupComponent = PopupComponent;
 Component_1.ComponentService.register(PopupComponent);
 exports.default = PopupComponent;
 
-},{"../../Component":226,"rxjs/Observable":29,"rxjs/Subject":34}],277:[function(require,module,exports){
+},{"../../Component":230,"../../Utils":240,"rxjs/Observable":29,"rxjs/Subject":34}],287:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
 var Subject_1 = require("rxjs/Subject");
 var Geo_1 = require("../../../Geo");
+var Utils_1 = require("../../../Utils");
 var Viewer_1 = require("../../../Viewer");
 /**
  * @class Popup
@@ -26002,15 +26656,17 @@ var Viewer_1 = require("../../../Viewer");
  * by/used from https://github.com/mapbox/mapbox-gl-js/blob/v0.38.0/src/ui/popup.js
  */
 var Popup = (function () {
-    function Popup(options, viewportCoords) {
+    function Popup(options, viewportCoords, dom) {
         this._options = {};
         if (!!options) {
+            this._options.capturePointer = options.capturePointer == null ? true : options.capturePointer;
             this._options.clean = options.clean;
             this._options.float = options.float;
             this._options.offset = options.offset;
             this._options.opacity = options.opacity;
             this._options.position = options.position;
         }
+        this._dom = !!dom ? dom : new Utils_1.DOM();
         this._viewportCoords = !!viewportCoords ? viewportCoords : new Geo_1.ViewportCoords();
         this._notifyChanged$ = new Subject_1.Subject();
     }
@@ -26111,8 +26767,10 @@ var Popup = (function () {
         if (this._content && this._content.parentNode) {
             this._content.parentNode.removeChild(this._content);
         }
-        var className = "mapillaryjs-popup-content" + (this._options.clean === true ? "-clean" : "");
-        this._content = this._createElement("div", className, this._container);
+        var className = "mapillaryjs-popup-content" +
+            (this._options.clean === true ? "-clean" : "") +
+            (this._options.capturePointer === true ? " mapillaryjs-popup-capture-pointer" : "");
+        this._content = this._dom.createElement("div", className, this._container);
         this._content.appendChild(htmlNode);
         this._notifyChanged$.next(this);
     };
@@ -26135,8 +26793,8 @@ var Popup = (function () {
      * ```
      */
     Popup.prototype.setHTML = function (html) {
-        var frag = document.createDocumentFragment();
-        var temp = document.createElement("body");
+        var frag = this._dom.document.createDocumentFragment();
+        var temp = this._dom.createElement("body");
         var child;
         temp.innerHTML = html;
         while (true) {
@@ -26166,7 +26824,7 @@ var Popup = (function () {
      * ```
      */
     Popup.prototype.setText = function (text) {
-        this.setDOMContent(document.createTextNode(text));
+        this.setDOMContent(this._dom.document.createTextNode(text));
     };
     /**
      * @ignore
@@ -26191,12 +26849,14 @@ var Popup = (function () {
             return;
         }
         if (!this._container) {
-            this._container = this._createElement("div", "mapillaryjs-popup", this._parentContainer);
+            this._container = this._dom.createElement("div", "mapillaryjs-popup", this._parentContainer);
             var showTip = this._options.clean !== true &&
                 this._options.float !== Viewer_1.Alignment.Center;
             if (showTip) {
-                this._tip = this._createElement("div", "mapillaryjs-popup-tip", this._container);
-                this._createElement("div", "mapillaryjs-popup-tip-inner", this._tip);
+                var tipClassName = "mapillaryjs-popup-tip" +
+                    (this._options.capturePointer === true ? " mapillaryjs-popup-capture-pointer" : "");
+                this._tip = this._dom.createElement("div", tipClassName, this._container);
+                this._dom.createElement("div", "mapillaryjs-popup-tip-inner", this._tip);
             }
             this._container.appendChild(this._content);
             this._parentContainer.appendChild(this._container);
@@ -26212,7 +26872,17 @@ var Popup = (function () {
                 this._viewportCoords.basicToCanvasSafe(this._point[0], this._point[1], { offsetHeight: size.height, offsetWidth: size.width }, transform, renderCamera.perspective);
         }
         else {
-            _a = this._rectToPixel(this._rect, position, renderCamera, size, transform), pointPixel = _a[0], position = _a[1];
+            var classList_1 = this._container.classList;
+            var alignments = ["center", "top", "bottom", "left", "right", "top-left", "top-right", "bottom-left", "bottom-right"];
+            var appliedPosition = null;
+            for (var _i = 0, alignments_1 = alignments; _i < alignments_1.length; _i++) {
+                var alignment = alignments_1[_i];
+                if (classList_1.contains("mapillaryjs-popup-float-" + alignment)) {
+                    appliedPosition = alignment;
+                    break;
+                }
+            }
+            _a = this._rectToPixel(this._rect, position, appliedPosition, renderCamera, size, transform), pointPixel = _a[0], position = _a[1];
             if (!float) {
                 float = position;
             }
@@ -26226,25 +26896,10 @@ var Popup = (function () {
             var width = this._container.offsetWidth;
             var height = this._container.offsetHeight;
             var floats = this._pixelToFloats(pointPixel, size, width, height);
-            float = floats.length === 0 ? "bottom" : floats.join("-");
-        }
-        if (!!this._options.offset) {
-            var offset = this._options.offset;
-            var sign = offset >= 0 ? 1 : -1;
-            var cornerOffset = sign * Math.round(Math.sqrt(0.5 * Math.pow(offset, 2)));
-            var floatOffset = {
-                "bottom": [0, offset],
-                "bottom-left": [-cornerOffset, cornerOffset],
-                "bottom-right": [cornerOffset, cornerOffset],
-                "center": [0, 0],
-                "left": [-offset, 0],
-                "right": [offset, 0],
-                "top": [0, -offset],
-                "top-left": [-cornerOffset, -cornerOffset],
-                "top-right": [cornerOffset, -cornerOffset],
-            };
-            pointPixel = [pointPixel[0] + floatOffset[float][0], pointPixel[1] + floatOffset[float][1]];
+            float = floats.length === 0 ? "top" : floats.join("-");
         }
+        var offset = this._normalizeOffset(this._options.offset);
+        pointPixel = [pointPixel[0] + offset[float][0], pointPixel[1] + offset[float][1]];
         pointPixel = [Math.round(pointPixel[0]), Math.round(pointPixel[1])];
         var floatTranslate = {
             "bottom": "translate(-50%,0)",
@@ -26268,17 +26923,7 @@ var Popup = (function () {
         this._container.style.transform = floatTranslate[float] + " translate(" + pointPixel[0] + "px," + pointPixel[1] + "px)";
         var _a;
     };
-    Popup.prototype._createElement = function (tagName, className, container) {
-        var element = document.createElement(tagName);
-        if (!!className) {
-            element.className = className;
-        }
-        if (!!container) {
-            container.appendChild(element);
-        }
-        return element;
-    };
-    Popup.prototype._rectToPixel = function (rect, position, renderCamera, size, transform) {
+    Popup.prototype._rectToPixel = function (rect, position, appliedPosition, renderCamera, size, transform) {
         if (!position) {
             var width = this._container.offsetWidth;
             var height = this._container.offsetHeight;
@@ -26292,7 +26937,7 @@ var Popup = (function () {
                 "top-left": [-width / 2, -height / 2],
                 "top-right": [width / 2, -height / 2],
             };
-            var automaticPositions = ["bottom", "top", "left", "right"];
+            var automaticPositions = ["top", "bottom", "left", "right"];
             var largestVisibleArea = [0, null, null];
             for (var _i = 0, automaticPositions_1 = automaticPositions; _i < automaticPositions_1.length; _i++) {
                 var automaticPosition = automaticPositions_1[_i];
@@ -26303,7 +26948,8 @@ var Popup = (function () {
                 }
                 var floatOffset = floatOffsets[automaticPosition];
                 var offsetedPosition = [pointPixel[0] + floatOffset[0], pointPixel[1] + floatOffset[1]];
-                var floats = this._pixelToFloats(offsetedPosition, size, width, height / 2);
+                var staticCoeff = appliedPosition != null && appliedPosition === automaticPosition ? 1 : 0.7;
+                var floats = this._pixelToFloats(offsetedPosition, size, width / staticCoeff, height / (2 * staticCoeff));
                 if (floats.length === 0 &&
                     pointPixel[0] > 0 &&
                     pointPixel[0] < size.width &&
@@ -26317,7 +26963,7 @@ var Popup = (function () {
                 var maxY = Math.min(offsetedPosition[1] + height / 2, size.height);
                 var visibleX = Math.max(0, maxX - minX);
                 var visibleY = Math.max(0, maxY - minY);
-                var visibleArea = visibleX * visibleY;
+                var visibleArea = staticCoeff * visibleX * visibleY;
                 if (visibleArea > largestVisibleArea[0]) {
                     largestVisibleArea[0] = visibleArea;
                     largestVisibleArea[1] = pointPixel;
@@ -26330,7 +26976,7 @@ var Popup = (function () {
         }
         var pointBasic = this._pointFromRectPosition(rect, position);
         var pointCanvas = this._viewportCoords.basicToCanvasSafe(pointBasic[0], pointBasic[1], { offsetHeight: size.height, offsetWidth: size.width }, transform, renderCamera.perspective);
-        return [pointCanvas, position != null ? position : "bottom"];
+        return [pointCanvas, position != null ? position : "top"];
     };
     Popup.prototype._alignmentToPopupAligment = function (float) {
         switch (float) {
@@ -26356,6 +27002,42 @@ var Popup = (function () {
                 return null;
         }
     };
+    Popup.prototype._normalizeOffset = function (offset) {
+        if (offset == null) {
+            return this._normalizeOffset(0);
+        }
+        if (typeof offset === "number") {
+            // input specifies a radius
+            var sideOffset = offset;
+            var sign = sideOffset >= 0 ? 1 : -1;
+            var cornerOffset = sign * Math.round(Math.sqrt(0.5 * Math.pow(sideOffset, 2)));
+            return {
+                "bottom": [0, sideOffset],
+                "bottom-left": [-cornerOffset, cornerOffset],
+                "bottom-right": [cornerOffset, cornerOffset],
+                "center": [0, 0],
+                "left": [-sideOffset, 0],
+                "right": [sideOffset, 0],
+                "top": [0, -sideOffset],
+                "top-left": [-cornerOffset, -cornerOffset],
+                "top-right": [cornerOffset, -cornerOffset],
+            };
+        }
+        else {
+            // input specifes a value for each position
+            return {
+                "bottom": offset.bottom || [0, 0],
+                "bottom-left": offset.bottomLeft || [0, 0],
+                "bottom-right": offset.bottomRight || [0, 0],
+                "center": offset.center || [0, 0],
+                "left": offset.left || [0, 0],
+                "right": offset.right || [0, 0],
+                "top": offset.top || [0, 0],
+                "top-left": offset.topLeft || [0, 0],
+                "top-right": offset.topRight || [0, 0],
+            };
+        }
+    };
     Popup.prototype._pixelToFloats = function (pointPixel, size, width, height) {
         var floats = [];
         if (pointPixel[1] < height) {
@@ -26401,7 +27083,7 @@ var Popup = (function () {
 exports.Popup = Popup;
 exports.default = Popup;
 
-},{"../../../Geo":229,"../../../Viewer":236,"rxjs/Subject":34}],278:[function(require,module,exports){
+},{"../../../Geo":233,"../../../Utils":240,"../../../Viewer":241,"rxjs/Subject":34}],288:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -26738,22 +27420,22 @@ var SequenceComponent = (function (_super) {
         this._clearSubscription = null;
         this.fire(SequenceComponent.playingchanged, false);
     };
+    /** @inheritdoc */
+    SequenceComponent.componentName = "sequence";
+    /**
+     * Event fired when playing starts or stops.
+     *
+     * @event PlayerComponent#playingchanged
+     * @type {boolean} Indicates whether the player is playing.
+     */
+    SequenceComponent.playingchanged = "playingchanged";
     return SequenceComponent;
 }(Component_1.Component));
-/** @inheritdoc */
-SequenceComponent.componentName = "sequence";
-/**
- * Event fired when playing starts or stops.
- *
- * @event PlayerComponent#playingchanged
- * @type {boolean} Indicates whether the player is playing.
- */
-SequenceComponent.playingchanged = "playingchanged";
 exports.SequenceComponent = SequenceComponent;
 Component_1.ComponentService.register(SequenceComponent);
 exports.default = SequenceComponent;
 
-},{"../../Component":226,"../../Edge":227,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/observable/of":45,"rxjs/add/operator/bufferCount":50,"rxjs/add/operator/concat":54,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/finally":62,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":73,"rxjs/add/operator/share":74,"rxjs/add/operator/switchMap":79,"rxjs/add/operator/takeUntil":81,"rxjs/add/operator/withLatestFrom":83}],279:[function(require,module,exports){
+},{"../../Component":230,"../../Edge":231,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/observable/of":45,"rxjs/add/operator/bufferCount":50,"rxjs/add/operator/concat":54,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/finally":62,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":74,"rxjs/add/operator/share":75,"rxjs/add/operator/switchMap":80,"rxjs/add/operator/takeUntil":82,"rxjs/add/operator/withLatestFrom":85}],289:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Subject_1 = require("rxjs/Subject");
@@ -26781,7 +27463,7 @@ var SequenceDOMInteraction = (function () {
 exports.SequenceDOMInteraction = SequenceDOMInteraction;
 exports.default = SequenceDOMInteraction;
 
-},{"rxjs/Subject":34}],280:[function(require,module,exports){
+},{"rxjs/Subject":34}],290:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -26898,7 +27580,7 @@ var SequenceDOMRenderer = (function () {
 exports.SequenceDOMRenderer = SequenceDOMRenderer;
 exports.default = SequenceDOMRenderer;
 
-},{"../../Edge":227,"virtual-dom":182}],281:[function(require,module,exports){
+},{"../../Edge":231,"virtual-dom":186}],291:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var GeometryTagError_1 = require("./error/GeometryTagError");
@@ -26918,7 +27600,7 @@ exports.TagComponent = TagComponent_1.TagComponent;
 var TagMode_1 = require("./TagMode");
 exports.TagMode = TagMode_1.TagMode;
 
-},{"./TagComponent":282,"./TagMode":285,"./error/GeometryTagError":289,"./geometry/PointGeometry":291,"./geometry/PolygonGeometry":292,"./geometry/RectGeometry":293,"./tag/OutlineTag":297,"./tag/SpotTag":300}],282:[function(require,module,exports){
+},{"./TagComponent":292,"./TagMode":295,"./error/GeometryTagError":299,"./geometry/PointGeometry":301,"./geometry/PolygonGeometry":302,"./geometry/RectGeometry":303,"./tag/OutlineTag":315,"./tag/SpotTag":318}],292:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -26932,8 +27614,8 @@ var __extends = (this && this.__extends) || (function () {
     };
 })();
 Object.defineProperty(exports, "__esModule", { value: true });
+var when = require("when");
 var Observable_1 = require("rxjs/Observable");
-var Subject_1 = require("rxjs/Subject");
 require("rxjs/add/observable/combineLatest");
 require("rxjs/add/observable/empty");
 require("rxjs/add/observable/from");
@@ -27007,6 +27689,14 @@ var TagComponent = (function (_super) {
         _this._tagSet = new Component_1.TagSet();
         _this._tagCreator = new Component_1.TagCreator(_this, navigator);
         _this._viewportCoords = new Geo_1.ViewportCoords();
+        _this._createHandlers = {
+            "CreatePoint": new Component_1.CreatePointHandler(_this, container, navigator, _this._viewportCoords, _this._tagCreator),
+            "CreatePolygon": new Component_1.CreatePolygonHandler(_this, container, navigator, _this._viewportCoords, _this._tagCreator),
+            "CreateRect": new Component_1.CreateRectHandler(_this, container, navigator, _this._viewportCoords, _this._tagCreator),
+            "CreateRectDrag": new Component_1.CreateRectDragHandler(_this, container, navigator, _this._viewportCoords, _this._tagCreator),
+            "Default": undefined,
+        };
+        _this._editVertexHandler = new Component_1.EditVertexHandler(_this, container, navigator, _this._viewportCoords, _this._tagSet);
         _this._renderTags$ = _this._tagSet.changed$
             .map(function (tagSet) {
             var tags = tagSet.getAll();
@@ -27045,35 +27735,6 @@ var TagComponent = (function (_super) {
             });
         })
             .share();
-        _this._tagInterationInitiated$ = _this._renderTags$
-            .switchMap(function (tags) {
-            return Observable_1.Observable
-                .from(tags)
-                .mergeMap(function (tag) {
-                return tag.interact$
-                    .map(function (interaction) {
-                    return interaction.tag.id;
-                });
-            });
-        })
-            .share();
-        _this._tagInteractionAbort$ = Observable_1.Observable
-            .merge(_this._container.mouseService.documentMouseUp$)
-            .map(function (e) { })
-            .share();
-        _this._activeTag$ = _this._renderTags$
-            .switchMap(function (tags) {
-            return Observable_1.Observable
-                .from(tags)
-                .mergeMap(function (tag) {
-                return tag.interact$;
-            });
-        })
-            .merge(_this._tagInteractionAbort$
-            .map(function () {
-            return { offsetX: 0, offsetY: 0, operation: Component_1.TagOperation.None, tag: null };
-        }))
-            .share();
         _this._createGeometryChanged$ = _this._tagCreator.tag$
             .switchMap(function (tag) {
             return tag != null ?
@@ -27088,41 +27749,6 @@ var TagComponent = (function (_super) {
                 Observable_1.Observable.empty();
         })
             .share();
-        _this._tagCreated$ = _this._tagCreator.tag$
-            .switchMap(function (tag) {
-            return tag != null ?
-                tag.created$ :
-                Observable_1.Observable.empty();
-        })
-            .share();
-        _this._vertexGeometryCreated$ = _this._tagCreated$
-            .map(function (tag) {
-            return tag.geometry;
-        })
-            .share();
-        _this._pointGeometryCreated$ = new Subject_1.Subject();
-        _this._geometryCreated$ = Observable_1.Observable
-            .merge(_this._vertexGeometryCreated$, _this._pointGeometryCreated$)
-            .share();
-        _this._basicClick$ = _this._container.mouseService.staticClick$
-            .withLatestFrom(_this._container.renderService.renderCamera$, _this._navigator.stateService.currentTransform$, function (event, renderCamera, transform) {
-            return [event, renderCamera, transform];
-        })
-            .map(function (ert) {
-            var event = ert[0];
-            var camera = ert[1];
-            var transform = ert[2];
-            var basic = _this._mouseEventToBasic(event, _this._container.element, camera, transform);
-            return basic;
-        })
-            .share();
-        _this._validBasicClick$ = _this._basicClick$
-            .filter(function (basic) {
-            var x = basic[0];
-            var y = basic[1];
-            return 0 <= x && x <= 1 && 0 <= y && y <= 1;
-        })
-            .share();
         _this._creatingConfiguration$ = _this._configuration$
             .distinctUntilChanged(function (c1, c2) {
             return c1.mode === c2.mode;
@@ -27134,12 +27760,6 @@ var TagComponent = (function (_super) {
         })
             .publishReplay(1)
             .refCount();
-        _this._creating$ = _this._creatingConfiguration$
-            .map(function (configuration) {
-            return configuration.mode !== Component_1.TagMode.Default;
-        })
-            .publishReplay(1)
-            .refCount();
         _this._creatingConfiguration$
             .subscribe(function (configuration) {
             _this.fire(TagComponent.modechanged, configuration.mode);
@@ -27223,6 +27843,50 @@ var TagComponent = (function (_super) {
             return this._tagSet.getAllDeactivated();
         }
     };
+    /**
+     * Returns an array of tag ids for tags that contain the specified point.
+     *
+     * @description The pixel point must lie inside the polygon or rectangle
+     * of an added tag for the tag id to be returned. Tag ids for
+     * tags that do not have a fill will also be returned if the point is inside
+     * the geometry of the tag. Tags with point geometries can not be retrieved.
+     *
+     * No tag ids will be returned for panoramas.
+     *
+     * Notice that the pixelPoint argument requires x, y coordinates from pixel space.
+     *
+     * With this function, you can use the coordinates provided by mouse
+     * events to get information out of the tag component.
+     *
+     * If no tag at exist the pixel point, an empty array will be returned.
+     *
+     * @param {Array<number>} pixelPoint - Pixel coordinates on the viewer element.
+     * @returns {Array<string>} Ids of the tags that contain the specified pixel point.
+     *
+     * @example
+     * ```
+     * tagComponent.getTagIdsAt([100, 100])
+     *     .then((tagIds) => { console.log(tagIds); });
+     * ```
+     */
+    TagComponent.prototype.getTagIdsAt = function (pixelPoint) {
+        var _this = this;
+        return when.promise(function (resolve, reject) {
+            _this._container.renderService.renderCamera$
+                .first()
+                .map(function (render) {
+                var viewport = _this._viewportCoords
+                    .canvasToViewport(pixelPoint[0], pixelPoint[1], _this._container.element);
+                var ids = _this._tagScene.intersectObjects(viewport, render.perspective);
+                return ids;
+            })
+                .subscribe(function (ids) {
+                resolve(ids);
+            }, function (error) {
+                reject(error);
+            });
+        });
+    };
     /**
      * Check if a tag exist in the tag set.
      *
@@ -27265,128 +27929,59 @@ var TagComponent = (function (_super) {
     };
     TagComponent.prototype._activate = function () {
         var _this = this;
-        this._preventDefaultSubscription = this._activeTag$
-            .switchMap(function (interaction) {
-            return interaction.tag != null ?
-                _this._container.mouseService.documentMouseMove$ :
-                Observable_1.Observable.empty();
+        this._editVertexHandler.enable();
+        var handlerGeometryCreated$ = Observable_1.Observable
+            .from(Object.keys(this._createHandlers))
+            .map(function (key) {
+            return _this._createHandlers[key];
         })
-            .subscribe(function (event) {
-            event.preventDefault(); // prevent selection of content outside the viewer
-        });
-        this._geometryCreatedEventSubscription = this._geometryCreated$
+            .filter(function (handler) {
+            return !!handler;
+        })
+            .mergeMap(function (handler) {
+            return handler.geometryCreated$;
+        })
+            .share();
+        this._fireGeometryCreatedSubscription = handlerGeometryCreated$
             .subscribe(function (geometry) {
             _this.fire(TagComponent.geometrycreated, geometry);
         });
-        this._tagsChangedEventSubscription = this._renderTags$
-            .subscribe(function (tags) {
-            _this.fire(TagComponent.tagschanged, _this);
-        });
-        var transformChanged$ = this.configuration$
-            .switchMap(function (configuration) {
-            return configuration.mode !== Component_1.TagMode.Default ?
-                _this._navigator.stateService.currentTransform$
-                    .map(function (n) { return null; }) :
-                Observable_1.Observable.empty();
+        this._fireCreateGeometryEventSubscription = this._tagCreator.tag$
+            .skipWhile(function (tag) {
+            return tag == null;
         })
-            .publishReplay(1)
-            .refCount();
-        this._deleteCreatingSubscription = transformChanged$
-            .skip(1)
+            .distinctUntilChanged()
+            .subscribe(function (tag) {
+            var eventType = tag != null ?
+                TagComponent.creategeometrystart :
+                TagComponent.creategeometryend;
+            _this.fire(eventType, _this);
+        });
+        this._handlerStopCreateSubscription = handlerGeometryCreated$
             .subscribe(function () {
-            _this._tagCreator.delete$.next(null);
+            _this.changeMode(Component_1.TagMode.Default);
+        });
+        this._handlerEnablerSubscription = this._creatingConfiguration$
+            .subscribe(function (configuration) {
+            _this._disableCreateHandlers();
+            var mode = Component_1.TagMode[configuration.mode];
+            var handler = _this._createHandlers[mode];
+            if (!!handler) {
+                handler.enable();
+            }
         });
-        var tagAborted$ = this._tagCreator.tag$
+        this._fireTagsChangedSubscription = this._renderTags$
+            .subscribe(function (tags) {
+            _this.fire(TagComponent.tagschanged, _this);
+        });
+        this._stopCreateSubscription = this._tagCreator.tag$
             .switchMap(function (tag) {
             return tag != null ?
                 tag.aborted$
                     .map(function (t) { return null; }) :
                 Observable_1.Observable.empty();
-        });
-        var tagCreated$ = this._tagCreated$
-            .map(function (t) { return null; });
-        var pointGeometryCreated$ = this._pointGeometryCreated$
-            .map(function (p) { return null; });
-        this._stopCreateSubscription = Observable_1.Observable
-            .merge(tagAborted$, tagCreated$, pointGeometryCreated$)
-            .subscribe(function () { _this.changeMode(Component_1.TagMode.Default); });
-        var creatingStarted$ = Observable_1.Observable
-            .combineLatest(this._creatingConfiguration$, transformChanged$)
-            .map(function (_a) {
-            var configuration = _a[0];
-            return configuration;
-        })
-            .publishReplay(1)
-            .refCount();
-        this._createSubscription = creatingStarted$
-            .switchMap(function (configuration) {
-            return configuration.mode === Component_1.TagMode.CreateRect ||
-                configuration.mode === Component_1.TagMode.CreatePolygon ?
-                _this._validBasicClick$.take(1) :
-                Observable_1.Observable.empty();
-        })
-            .subscribe(this._tagCreator.create$);
-        this._createPointSubscription = creatingStarted$
-            .switchMap(function (configuration) {
-            return configuration.mode === Component_1.TagMode.CreatePoint ?
-                _this._validBasicClick$.take(1) :
-                Observable_1.Observable.empty();
-        })
-            .map(function (basic) {
-            return new Component_1.PointGeometry(basic);
-        })
-            .subscribe(this._pointGeometryCreated$);
-        var containerMouseMove$ = Observable_1.Observable
-            .merge(this._container.mouseService.mouseMove$, this._container.mouseService.domMouseMove$)
-            .share();
-        this._setCreateVertexSubscription = Observable_1.Observable
-            .combineLatest(containerMouseMove$, this._tagCreator.tag$, this._container.renderService.renderCamera$)
-            .filter(function (etr) {
-            return etr[1] != null;
-        })
-            .withLatestFrom(this._navigator.stateService.currentTransform$, function (etr, transform) {
-            return [etr[0], etr[1], etr[2], transform];
-        })
-            .subscribe(function (etrt) {
-            var event = etrt[0];
-            var tag = etrt[1];
-            var camera = etrt[2];
-            var transform = etrt[3];
-            var basic = _this._mouseEventToBasic(event, _this._container.element, camera, transform);
-            if (tag.geometry instanceof Component_1.RectGeometry) {
-                tag.geometry.setVertex2d(3, basic, transform);
-            }
-            else if (tag.geometry instanceof Component_1.PolygonGeometry) {
-                tag.geometry.setVertex2d(tag.geometry.polygon.length - 2, basic, transform);
-            }
-        });
-        this._addPointSubscription = creatingStarted$
-            .switchMap(function (configuration) {
-            return configuration.mode === Component_1.TagMode.CreateRect || configuration.mode === Component_1.TagMode.CreatePolygon ?
-                _this._basicClick$.skipUntil(_this._validBasicClick$).skip(1) :
-                Observable_1.Observable.empty();
         })
-            .withLatestFrom(this._tagCreator.tag$, function (basic, tag) {
-            return [basic, tag];
-        })
-            .subscribe(function (bt) {
-            var basic = bt[0];
-            var tag = bt[1];
-            tag.addPoint(basic);
-        });
-        this._containerClassListSubscription = this._creating$
-            .subscribe(function (creating) {
-            if (creating) {
-                _this._container.element.classList.add("component-tag-create");
-            }
-            else {
-                _this._container.element.classList.remove("component-tag-create");
-            }
-        });
-        this._deleteCreatedSubscription = this._creating$
-            .subscribe(function (creating) {
-            _this._tagCreator.delete$.next(null);
-        });
+            .subscribe(function () { _this.changeMode(Component_1.TagMode.Default); });
         this._setGLCreateTagSubscription = this._tagCreator.tag$
             .subscribe(function (tag) {
             if (_this._tagScene.hasCreateTag()) {
@@ -27400,60 +27995,6 @@ var TagComponent = (function (_super) {
             .subscribe(function (tag) {
             _this._tagScene.updateCreateTagObjects(tag);
         });
-        this._claimMouseSubscription = this._tagInterationInitiated$
-            .switchMap(function (id) {
-            return containerMouseMove$
-                .takeUntil(_this._tagInteractionAbort$)
-                .take(1);
-        })
-            .subscribe(function (e) {
-            _this._container.mouseService.claimMouse(_this._name, 1);
-        });
-        this._mouseDragSubscription = this._activeTag$
-            .withLatestFrom(containerMouseMove$, function (a, e) {
-            return [a, e];
-        })
-            .switchMap(function (args) {
-            var activeTag = args[0];
-            var mouseMove = args[1];
-            if (activeTag.operation === Component_1.TagOperation.None) {
-                return Observable_1.Observable.empty();
-            }
-            var mouseDrag$ = Observable_1.Observable
-                .of(mouseMove)
-                .concat(_this._container.mouseService
-                .filtered$(_this._name, _this._container.mouseService.domMouseDrag$)
-                .filter(function (event) {
-                return _this._viewportCoords.insideElement(event, _this._container.element);
-            }));
-            return Observable_1.Observable
-                .combineLatest(mouseDrag$, _this._container.renderService.renderCamera$)
-                .withLatestFrom(Observable_1.Observable.of(activeTag), _this._navigator.stateService.currentTransform$, function (ec, a, t) {
-                return [ec[0], ec[1], a, t];
-            });
-        })
-            .subscribe(function (args) {
-            var mouseEvent = args[0];
-            var renderCamera = args[1];
-            var activeTag = args[2];
-            var transform = args[3];
-            if (activeTag.operation === Component_1.TagOperation.None) {
-                return;
-            }
-            var basic = _this._mouseEventToBasic(mouseEvent, _this._container.element, renderCamera, transform, activeTag.offsetX, activeTag.offsetY);
-            if (activeTag.operation === Component_1.TagOperation.Centroid) {
-                activeTag.tag.geometry.setCentroid2d(basic, transform);
-            }
-            else if (activeTag.operation === Component_1.TagOperation.Vertex) {
-                var vertexGeometry = activeTag.tag.geometry;
-                vertexGeometry.setVertex2d(activeTag.vertexIndex, basic, transform);
-            }
-        });
-        this._unclaimMouseSubscription = this._container.mouseService
-            .filtered$(this._name, this._container.mouseService.domMouseDragEnd$)
-            .subscribe(function (e) {
-            _this._container.mouseService.unclaimMouse(_this._name);
-        });
         this._updateGLObjectsSubscription = this._renderTagGLChanged$
             .subscribe(function (tag) {
             _this._tagScene.updateObjects(tag);
@@ -27470,13 +28011,13 @@ var TagComponent = (function (_super) {
                 vnode: _this._tagDomRenderer.clear(),
             });
         })
-            .combineLatest(this._container.renderService.renderCamera$, this._container.spriteService.spriteAtlas$, this._tagChanged$.startWith(null), this._tagCreator.tag$.merge(this._createGeometryChanged$).startWith(null), function (renderTags, rc, atlas, tag, ct) {
-            return [rc, atlas, renderTags, tag, ct];
+            .combineLatest(this._container.renderService.renderCamera$, this._container.spriteService.spriteAtlas$, this._container.renderService.size$, this._tagChanged$.startWith(null), this._tagCreator.tag$.merge(this._createGeometryChanged$).startWith(null), function (renderTags, rc, atlas, size, tag, ct) {
+            return [rc, atlas, size, renderTags, tag, ct];
         })
             .map(function (args) {
             return {
                 name: _this._name,
-                vnode: _this._tagDomRenderer.render(args[2], args[4], args[1], args[0].perspective),
+                vnode: _this._tagDomRenderer.render(args[3], args[5], args[1], args[0].perspective, args[2]),
             };
         })
             .subscribe(this._container.domRenderer.render$);
@@ -27502,29 +28043,23 @@ var TagComponent = (function (_super) {
         });
     };
     TagComponent.prototype._deactivate = function () {
+        this._editVertexHandler.disable();
+        this._disableCreateHandlers();
         this._tagScene.clear();
         this._tagSet.deactivate();
         this._tagCreator.delete$.next(null);
-        this._claimMouseSubscription.unsubscribe();
-        this._mouseDragSubscription.unsubscribe();
-        this._unclaimMouseSubscription.unsubscribe();
         this._updateGLObjectsSubscription.unsubscribe();
         this._updateTagSceneSubscription.unsubscribe();
         this._stopCreateSubscription.unsubscribe();
-        this._deleteCreatingSubscription.unsubscribe();
-        this._createSubscription.unsubscribe();
-        this._createPointSubscription.unsubscribe();
-        this._setCreateVertexSubscription.unsubscribe();
-        this._addPointSubscription.unsubscribe();
-        this._deleteCreatedSubscription.unsubscribe();
         this._setGLCreateTagSubscription.unsubscribe();
         this._createGLObjectsChangedSubscription.unsubscribe();
-        this._preventDefaultSubscription.unsubscribe();
-        this._containerClassListSubscription.unsubscribe();
         this._domSubscription.unsubscribe();
         this._glSubscription.unsubscribe();
-        this._geometryCreatedEventSubscription.unsubscribe();
-        this._tagsChangedEventSubscription.unsubscribe();
+        this._fireCreateGeometryEventSubscription.unsubscribe();
+        this._fireGeometryCreatedSubscription.unsubscribe();
+        this._fireTagsChangedSubscription.unsubscribe();
+        this._handlerStopCreateSubscription.unsubscribe();
+        this._handlerEnablerSubscription.unsubscribe();
         this._container.element.classList.remove("component-tag-create");
     };
     TagComponent.prototype._getDefaultConfiguration = function () {
@@ -27533,61 +28068,98 @@ var TagComponent = (function (_super) {
             mode: Component_1.TagMode.Default,
         };
     };
-    TagComponent.prototype._mouseEventToBasic = function (event, element, camera, transform, offsetX, offsetY) {
-        offsetX = offsetX != null ? offsetX : 0;
-        offsetY = offsetY != null ? offsetY : 0;
-        var _a = this._viewportCoords.canvasPosition(event, element), canvasX = _a[0], canvasY = _a[1];
-        var basic = this._viewportCoords.canvasToBasic(canvasX - offsetX, canvasY - offsetY, element, transform, camera.perspective);
-        return basic;
+    TagComponent.prototype._disableCreateHandlers = function () {
+        var createHandlers = this._createHandlers;
+        for (var key in createHandlers) {
+            if (!createHandlers.hasOwnProperty(key)) {
+                continue;
+            }
+            var handler = createHandlers[key];
+            if (!!handler) {
+                handler.disable();
+            }
+        }
     };
+    /** @inheritdoc */
+    TagComponent.componentName = "tag";
+    /**
+     * Event fired when an interaction to create a geometry ends.
+     *
+     * @description A create interaction can by a geometry being created
+     * or by the creation being aborted.
+     *
+     * @event TagComponent#creategeometryend
+     * @type {TagComponent} Tag component.
+     * @example
+     * ```
+     * tagComponent.on("creategeometryend", function(component) {
+     *     console.log(component);
+     * });
+     * ```
+     */
+    TagComponent.creategeometryend = "creategeometryend";
+    /**
+     * Event fired when an interaction to create a geometry starts.
+     *
+     * @description A create interaction starts when the first vertex
+     * is created in the geometry.
+     *
+     * @event TagComponent#creategeometrystart
+     * @type {TagComponent} Tag component.
+     * @example
+     * ```
+     * tagComponent.on("creategeometrystart", function(component) {
+     *     console.log(component);
+     * });
+     * ```
+     */
+    TagComponent.creategeometrystart = "creategeometrystart";
+    /**
+     * Event fired when the create mode is changed.
+     *
+     * @event TagComponent#modechanged
+     * @type {TagMode} Tag mode
+     * @example
+     * ```
+     * tagComponent.on("modechanged", function(mode) {
+     *     console.log(mode);
+     * });
+     * ```
+     */
+    TagComponent.modechanged = "modechanged";
+    /**
+     * Event fired when a geometry has been created.
+     *
+     * @event TagComponent#geometrycreated
+     * @type {Geometry} Created geometry.
+     * @example
+     * ```
+     * tagComponent.on("geometrycreated", function(geometry) {
+     *     console.log(geometry);
+     * });
+     * ```
+     */
+    TagComponent.geometrycreated = "geometrycreated";
+    /**
+     * Event fired when the tags collection has changed.
+     *
+     * @event TagComponent#tagschanged
+     * @type {TagComponent} Tag component.
+     * @example
+     * ```
+     * tagComponent.on("tagschanged", function(component) {
+     *     console.log(component.getAll());
+     * });
+     * ```
+     */
+    TagComponent.tagschanged = "tagschanged";
     return TagComponent;
 }(Component_1.Component));
-/** @inheritdoc */
-TagComponent.componentName = "tag";
-/**
- * Event fired when the create mode is changed.
- *
- * @event TagComponent#modechanged
- * @type {TagMode} Tag mode
- * @example
- * ```
- * tagComponent.on("modechanged", function(mode) {
- *     console.log(mode);
- * });
- * ```
- */
-TagComponent.modechanged = "modechanged";
-/**
- * Event fired when a geometry has been created.
- *
- * @event TagComponent#geometrycreated
- * @type {Geometry} Created geometry.
- * @example
- * ```
- * tagComponent.on("geometrycreated", function(geometry) {
- *     console.log(geometry);
- * });
- * ```
- */
-TagComponent.geometrycreated = "geometrycreated";
-/**
- * Event fired when the tags collection has changed.
- *
- * @event TagComponent#tagschanged
- * @type {TagComponent} Tag component.
- * @example
- * ```
- * tagComponent.on("tagschanged", function(component) {
- *     console.log(component.getAll());
- * });
- * ```
- */
-TagComponent.tagschanged = "tagschanged";
 exports.TagComponent = TagComponent;
 Component_1.ComponentService.register(TagComponent);
 exports.default = TagComponent;
 
-},{"../../Component":226,"../../Geo":229,"../../Render":232,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/observable/empty":40,"rxjs/add/observable/from":41,"rxjs/add/observable/merge":44,"rxjs/add/observable/of":45,"rxjs/add/operator/combineLatest":53,"rxjs/add/operator/concat":54,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/do":59,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":73,"rxjs/add/operator/share":74,"rxjs/add/operator/skip":75,"rxjs/add/operator/skipUntil":76,"rxjs/add/operator/startWith":78,"rxjs/add/operator/switchMap":79,"rxjs/add/operator/take":80,"rxjs/add/operator/takeUntil":81,"rxjs/add/operator/withLatestFrom":83}],283:[function(require,module,exports){
+},{"../../Component":230,"../../Geo":233,"../../Render":236,"rxjs/Observable":29,"rxjs/add/observable/combineLatest":38,"rxjs/add/observable/empty":40,"rxjs/add/observable/from":41,"rxjs/add/observable/merge":44,"rxjs/add/observable/of":45,"rxjs/add/operator/combineLatest":53,"rxjs/add/operator/concat":54,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/do":59,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":74,"rxjs/add/operator/share":75,"rxjs/add/operator/skip":76,"rxjs/add/operator/skipUntil":77,"rxjs/add/operator/startWith":79,"rxjs/add/operator/switchMap":80,"rxjs/add/operator/take":81,"rxjs/add/operator/takeUntil":82,"rxjs/add/operator/withLatestFrom":85,"when":227}],293:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Subject_1 = require("rxjs/Subject");
@@ -27601,36 +28173,40 @@ var TagCreator = (function () {
         this._component = component;
         this._navigator = navigator;
         this._tagOperation$ = new Subject_1.Subject();
-        this._create$ = new Subject_1.Subject();
+        this._createPolygon$ = new Subject_1.Subject();
+        this._createRect$ = new Subject_1.Subject();
         this._delete$ = new Subject_1.Subject();
         this._tag$ = this._tagOperation$
             .scan(function (tag, operation) {
             return operation(tag);
         }, null)
             .share();
-        this._create$
+        this._createRect$
             .withLatestFrom(this._component.configuration$, this._navigator.stateService.currentTransform$)
             .map(function (_a) {
             var coord = _a[0], conf = _a[1], transform = _a[2];
             return function (tag) {
-                if (conf.mode === Component_1.TagMode.CreateRect) {
-                    var geometry = new Component_1.RectGeometry([
-                        coord[0],
-                        coord[1],
-                        coord[0],
-                        coord[1],
-                    ]);
-                    return new Component_1.OutlineCreateTag(geometry, { color: conf.createColor }, transform);
-                }
-                else if (conf.mode === Component_1.TagMode.CreatePolygon) {
-                    var geometry = new Component_1.PolygonGeometry([
-                        [coord[0], coord[1]],
-                        [coord[0], coord[1]],
-                        [coord[0], coord[1]],
-                    ]);
-                    return new Component_1.OutlineCreateTag(geometry, { color: conf.createColor }, transform);
-                }
-                return null;
+                var geometry = new Component_1.RectGeometry([
+                    coord[0],
+                    coord[1],
+                    coord[0],
+                    coord[1],
+                ]);
+                return new Component_1.OutlineCreateTag(geometry, { color: conf.createColor }, transform);
+            };
+        })
+            .subscribe(this._tagOperation$);
+        this._createPolygon$
+            .withLatestFrom(this._component.configuration$, this._navigator.stateService.currentTransform$)
+            .map(function (_a) {
+            var coord = _a[0], conf = _a[1], transform = _a[2];
+            return function (tag) {
+                var geometry = new Component_1.PolygonGeometry([
+                    [coord[0], coord[1]],
+                    [coord[0], coord[1]],
+                    [coord[0], coord[1]],
+                ]);
+                return new Component_1.OutlineCreateTag(geometry, { color: conf.createColor }, transform);
             };
         })
             .subscribe(this._tagOperation$);
@@ -27642,9 +28218,16 @@ var TagCreator = (function () {
         })
             .subscribe(this._tagOperation$);
     }
-    Object.defineProperty(TagCreator.prototype, "create$", {
+    Object.defineProperty(TagCreator.prototype, "createRect$", {
         get: function () {
-            return this._create$;
+            return this._createRect$;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(TagCreator.prototype, "createPolygon$", {
+        get: function () {
+            return this._createPolygon$;
         },
         enumerable: true,
         configurable: true
@@ -27668,25 +28251,22 @@ var TagCreator = (function () {
 exports.TagCreator = TagCreator;
 exports.default = TagCreator;
 
-},{"../../Component":226,"rxjs/Subject":34,"rxjs/add/operator/map":65,"rxjs/add/operator/scan":73,"rxjs/add/operator/share":74,"rxjs/add/operator/withLatestFrom":83}],284:[function(require,module,exports){
+},{"../../Component":230,"rxjs/Subject":34,"rxjs/add/operator/map":65,"rxjs/add/operator/scan":74,"rxjs/add/operator/share":75,"rxjs/add/operator/withLatestFrom":85}],294:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
-var THREE = require("three");
 var vd = require("virtual-dom");
 var TagDOMRenderer = (function () {
     function TagDOMRenderer() {
     }
-    TagDOMRenderer.prototype.render = function (tags, createTag, atlas, camera) {
-        var matrixWorldInverse = new THREE.Matrix4().getInverse(camera.matrixWorld);
-        var projectionMatrix = camera.projectionMatrix;
+    TagDOMRenderer.prototype.render = function (tags, createTag, atlas, camera, size) {
         var vNodes = [];
         for (var _i = 0, tags_1 = tags; _i < tags_1.length; _i++) {
             var tag = tags_1[_i];
-            vNodes = vNodes.concat(tag.getDOMObjects(atlas, matrixWorldInverse, projectionMatrix));
+            vNodes = vNodes.concat(tag.getDOMObjects(atlas, camera, size));
         }
         if (createTag != null) {
-            vNodes = vNodes.concat(createTag.getDOMObjects(matrixWorldInverse, projectionMatrix));
+            vNodes = vNodes.concat(createTag.getDOMObjects(camera, size));
         }
         return vd.h("div.TagContainer", {}, vNodes);
     };
@@ -27697,7 +28277,7 @@ var TagDOMRenderer = (function () {
 }());
 exports.TagDOMRenderer = TagDOMRenderer;
 
-},{"three":176,"virtual-dom":182}],285:[function(require,module,exports){
+},{"virtual-dom":186}],295:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 /**
@@ -27724,10 +28304,17 @@ var TagMode;
      * Create a rect geometry through clicks.
      */
     TagMode[TagMode["CreateRect"] = 3] = "CreateRect";
+    /**
+     * Create a rect geometry through drag.
+     *
+     * @description Claims the mouse which results in mouse handlers like
+     * drag pan and scroll zoom becoming inactive.
+     */
+    TagMode[TagMode["CreateRectDrag"] = 4] = "CreateRectDrag";
 })(TagMode = exports.TagMode || (exports.TagMode = {}));
 exports.default = TagMode;
 
-},{}],286:[function(require,module,exports){
+},{}],296:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var TagOperation;
@@ -27738,16 +28325,19 @@ var TagOperation;
 })(TagOperation = exports.TagOperation || (exports.TagOperation = {}));
 exports.default = TagOperation;
 
-},{}],287:[function(require,module,exports){
+},{}],297:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
 var THREE = require("three");
 var TagScene = (function () {
-    function TagScene() {
+    function TagScene(scene, raycaster) {
         this._createTag = null;
         this._needsRender = false;
-        this._scene = new THREE.Scene();
+        this._raycaster = !!raycaster ? raycaster : new THREE.Raycaster();
+        this._scene = !!scene ? scene : new THREE.Scene();
+        this._objectTags = {};
+        this._retrievableObjects = [];
         this._tags = {};
     }
     Object.defineProperty(TagScene.prototype, "needsRender", {
@@ -27782,9 +28372,28 @@ var TagScene = (function () {
         }
         this._needsRender = false;
     };
+    TagScene.prototype.get = function (id) {
+        return this.has(id) ? this._tags[id].tag : undefined;
+    };
+    TagScene.prototype.has = function (id) {
+        return id in this._tags;
+    };
     TagScene.prototype.hasCreateTag = function () {
         return this._createTag != null;
     };
+    TagScene.prototype.intersectObjects = function (_a, camera) {
+        var viewportX = _a[0], viewportY = _a[1];
+        this._raycaster.setFromCamera(new THREE.Vector2(viewportX, viewportY), camera);
+        var intersects = this._raycaster.intersectObjects(this._retrievableObjects);
+        var intersectedIds = [];
+        for (var _i = 0, intersects_1 = intersects; _i < intersects_1.length; _i++) {
+            var intersect = intersects_1[_i];
+            if (intersect.object.uuid in this._objectTags) {
+                intersectedIds.push(this._objectTags[intersect.object.uuid]);
+            }
+        }
+        return intersectedIds;
+    };
     TagScene.prototype.remove = function (ids) {
         for (var _i = 0, ids_1 = ids; _i < ids_1.length; _i++) {
             var id = ids_1[_i];
@@ -27835,38 +28444,56 @@ var TagScene = (function () {
     };
     TagScene.prototype.updateObjects = function (tag) {
         var id = tag.tag.id;
-        for (var _i = 0, _a = this._tags[id].objects; _i < _a.length; _i++) {
-            var object = _a[_i];
-            this._scene.remove(object);
+        if (this._tags[id].tag !== tag) {
+            throw new Error("Tags do not have the same reference.");
         }
+        var tagObjects = this._tags[id];
+        this._removeObjects(tagObjects);
         delete this._tags[id];
         this._add(tag);
         this._needsRender = true;
     };
     TagScene.prototype._add = function (tag) {
         var id = tag.tag.id;
-        var objects = tag.glObjects;
-        this._tags[id] = { tag: tag, objects: [] };
-        for (var _i = 0, objects_1 = objects; _i < objects_1.length; _i++) {
-            var object = objects_1[_i];
-            this._tags[id].objects.push(object);
+        var tagObjects = { tag: tag, objects: [], retrievableObjects: [] };
+        this._tags[id] = tagObjects;
+        for (var _i = 0, _a = tag.getGLObjects(); _i < _a.length; _i++) {
+            var object = _a[_i];
+            tagObjects.objects.push(object);
             this._scene.add(object);
         }
+        for (var _b = 0, _c = tag.getRetrievableObjects(); _b < _c.length; _b++) {
+            var retrievableObject = _c[_b];
+            tagObjects.retrievableObjects.push(retrievableObject);
+            this._retrievableObjects.push(retrievableObject);
+            this._objectTags[retrievableObject.uuid] = tag.tag.id;
+        }
     };
     TagScene.prototype._remove = function (id) {
-        for (var _i = 0, _a = this._tags[id].objects; _i < _a.length; _i++) {
+        var tagObjects = this._tags[id];
+        this._removeObjects(tagObjects);
+        tagObjects.tag.dispose();
+        delete this._tags[id];
+    };
+    TagScene.prototype._removeObjects = function (tagObjects) {
+        for (var _i = 0, _a = tagObjects.objects; _i < _a.length; _i++) {
             var object = _a[_i];
             this._scene.remove(object);
         }
-        this._tags[id].tag.dispose();
-        delete this._tags[id];
+        for (var _b = 0, _c = tagObjects.retrievableObjects; _b < _c.length; _b++) {
+            var retrievableObject = _c[_b];
+            var index = this._retrievableObjects.indexOf(retrievableObject);
+            if (index !== -1) {
+                this._retrievableObjects.splice(index, 1);
+            }
+        }
     };
     return TagScene;
 }());
 exports.TagScene = TagScene;
 exports.default = TagScene;
 
-},{"three":176}],288:[function(require,module,exports){
+},{"three":180}],298:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Subject_1 = require("rxjs/Subject");
@@ -27876,10 +28503,18 @@ require("rxjs/add/operator/share");
 var Component_1 = require("../../Component");
 var TagSet = (function () {
     function TagSet() {
+        this._active = false;
         this._hash = {};
         this._hashDeactivated = {};
         this._notifyChanged$ = new Subject_1.Subject();
     }
+    Object.defineProperty(TagSet.prototype, "active", {
+        get: function () {
+            return this._active;
+        },
+        enumerable: true,
+        configurable: true
+    });
     Object.defineProperty(TagSet.prototype, "changed$", {
         get: function () {
             return this._notifyChanged$;
@@ -27888,6 +28523,9 @@ var TagSet = (function () {
         configurable: true
     });
     TagSet.prototype.activate = function (transform) {
+        if (this._active) {
+            return;
+        }
         for (var id in this._hashDeactivated) {
             if (!this._hashDeactivated.hasOwnProperty(id)) {
                 continue;
@@ -27896,9 +28534,13 @@ var TagSet = (function () {
             this._add(tag, transform);
         }
         this._hashDeactivated = {};
+        this._active = true;
         this._notifyChanged$.next(this);
     };
     TagSet.prototype.deactivate = function () {
+        if (!this._active) {
+            return;
+        }
         for (var id in this._hash) {
             if (!this._hash.hasOwnProperty(id)) {
                 continue;
@@ -27906,8 +28548,10 @@ var TagSet = (function () {
             this._hashDeactivated[id] = this._hash[id].tag;
         }
         this._hash = {};
+        this._active = false;
     };
     TagSet.prototype.add = function (tags, transform) {
+        this._assertActivationState(true);
         for (var _i = 0, tags_1 = tags; _i < tags_1.length; _i++) {
             var tag = tags_1[_i];
             this._add(tag, transform);
@@ -27915,8 +28559,12 @@ var TagSet = (function () {
         this._notifyChanged$.next(this);
     };
     TagSet.prototype.addDeactivated = function (tags) {
+        this._assertActivationState(false);
         for (var _i = 0, tags_2 = tags; _i < tags_2.length; _i++) {
             var tag = tags_2[_i];
+            if (!(tag instanceof Component_1.OutlineTag || tag instanceof Component_1.SpotTag)) {
+                throw new Error("Tag type not supported");
+            }
             this._hashDeactivated[tag.id] = tag;
         }
     };
@@ -27947,6 +28595,7 @@ var TagSet = (function () {
         return id in this._hashDeactivated;
     };
     TagSet.prototype.remove = function (ids) {
+        this._assertActivationState(true);
         var hash = this._hash;
         for (var _i = 0, ids_1 = ids; _i < ids_1.length; _i++) {
             var id = ids_1[_i];
@@ -27958,13 +28607,16 @@ var TagSet = (function () {
         this._notifyChanged$.next(this);
     };
     TagSet.prototype.removeAll = function () {
+        this._assertActivationState(true);
         this._hash = {};
         this._notifyChanged$.next(this);
     };
     TagSet.prototype.removeAllDeactivated = function () {
+        this._assertActivationState(false);
         this._hashDeactivated = {};
     };
     TagSet.prototype.removeDeactivated = function (ids) {
+        this._assertActivationState(false);
         var hashDeactivated = this._hashDeactivated;
         for (var _i = 0, ids_2 = ids; _i < ids_2.length; _i++) {
             var id = ids_2[_i];
@@ -27985,12 +28637,17 @@ var TagSet = (function () {
             throw new Error("Tag type not supported");
         }
     };
+    TagSet.prototype._assertActivationState = function (should) {
+        if (should !== this._active) {
+            throw new Error("Tag set not in correct state for operation.");
+        }
+    };
     return TagSet;
 }());
 exports.TagSet = TagSet;
 exports.default = TagSet;
 
-},{"../../Component":226,"rxjs/Subject":34,"rxjs/add/operator/map":65,"rxjs/add/operator/scan":73,"rxjs/add/operator/share":74}],289:[function(require,module,exports){
+},{"../../Component":230,"rxjs/Subject":34,"rxjs/add/operator/map":65,"rxjs/add/operator/scan":74,"rxjs/add/operator/share":75}],299:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -28016,7 +28673,7 @@ var GeometryTagError = (function (_super) {
 exports.GeometryTagError = GeometryTagError;
 exports.default = Error_1.MapillaryError;
 
-},{"../../../Error":228}],290:[function(require,module,exports){
+},{"../../../Error":232}],300:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Subject_1 = require("rxjs/Subject");
@@ -28055,7 +28712,7 @@ var Geometry = (function () {
 exports.Geometry = Geometry;
 exports.default = Geometry;
 
-},{"rxjs/Subject":34}],291:[function(require,module,exports){
+},{"rxjs/Subject":34}],301:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -28112,6 +28769,15 @@ var PointGeometry = (function (_super) {
         enumerable: true,
         configurable: true
     });
+    /**
+     * Get the 2D basic coordinates for the centroid of the point, i.e. the 2D
+     * basic coordinates of the point itself.
+     *
+     * @returns {Array<number>} 2D basic coordinates representing the centroid.
+     */
+    PointGeometry.prototype.getCentroid2d = function () {
+        return this._point.slice();
+    };
     /**
      * Get the 3D world coordinates for the centroid of the point, i.e. the 3D
      * world coordinates of the point itself.
@@ -28141,7 +28807,7 @@ var PointGeometry = (function (_super) {
 }(Component_1.Geometry));
 exports.PointGeometry = PointGeometry;
 
-},{"../../../Component":226}],292:[function(require,module,exports){
+},{"../../../Component":230}],302:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -28259,6 +28925,18 @@ var PolygonGeometry = (function (_super) {
         this._polygon.splice(this._polygon.length - 1, 0, clamped);
         this._notifyChanged$.next(this);
     };
+    /**
+     * Get the coordinates of a vertex from the polygon representation of the geometry.
+     *
+     * @description The first vertex represents the bottom-left corner with the rest of
+     * the vertices following in clockwise order.
+     *
+     * @param {number} index - Vertex index.
+     * @returns {Array<number>} Array representing the 2D basic coordinates of the vertex.
+     */
+    PolygonGeometry.prototype.getVertex2d = function (index) {
+        return this._polygon[index].slice();
+    };
     /**
      * Remove a vertex from the polygon.
      *
@@ -28304,7 +28982,7 @@ var PolygonGeometry = (function (_super) {
         var maxX = Math.max.apply(Math, xs);
         var minY = Math.min.apply(Math, ys);
         var maxY = Math.max.apply(Math, ys);
-        var centroid = this._getCentroid2d();
+        var centroid = this.getCentroid2d();
         var minTranslationX = -minX;
         var maxTranslationX = 1 - maxX;
         var minTranslationY = -minY;
@@ -28327,6 +29005,10 @@ var PolygonGeometry = (function (_super) {
         return transform.unprojectBasic(this._polygon[index], 200);
     };
     /** @inheritdoc */
+    PolygonGeometry.prototype.getVertices2d = function () {
+        return this._polygon.slice();
+    };
+    /** @inheritdoc */
     PolygonGeometry.prototype.getVertices3d = function (transform) {
         return this._polygon
             .map(function (point) {
@@ -28354,20 +29036,7 @@ var PolygonGeometry = (function (_super) {
         return holes3d;
     };
     /** @inheritdoc */
-    PolygonGeometry.prototype.getCentroid3d = function (transform) {
-        var centroid2d = this._getCentroid2d();
-        return transform.unprojectBasic(centroid2d, 200);
-    };
-    /** @inheritdoc */
-    PolygonGeometry.prototype.getTriangles3d = function (transform) {
-        return this._triangulate(this._polygon, this.getPoints3d(transform), this._holes, this.getHoleVertices3d(transform));
-    };
-    /** @inheritdoc */
-    PolygonGeometry.prototype.getPoleOfAccessibility3d = function (transform) {
-        var pole2d = this._getPoleOfInaccessibility2d(this._polygon.slice());
-        return transform.unprojectBasic(pole2d, 200);
-    };
-    PolygonGeometry.prototype._getCentroid2d = function () {
+    PolygonGeometry.prototype.getCentroid2d = function () {
         var polygon = this._polygon;
         var area = 0;
         var centroidX = 0;
@@ -28387,12 +29056,30 @@ var PolygonGeometry = (function (_super) {
         centroidY /= 6 * area;
         return [centroidX, centroidY];
     };
+    /** @inheritdoc */
+    PolygonGeometry.prototype.getCentroid3d = function (transform) {
+        var centroid2d = this.getCentroid2d();
+        return transform.unprojectBasic(centroid2d, 200);
+    };
+    /** @inheritdoc */
+    PolygonGeometry.prototype.getTriangles3d = function (transform) {
+        return this._triangulate(this._polygon, this.getPoints3d(transform), this._holes, this.getHoleVertices3d(transform));
+    };
+    /** @inheritdoc */
+    PolygonGeometry.prototype.getPoleOfAccessibility2d = function () {
+        return this._getPoleOfInaccessibility2d(this._polygon.slice());
+    };
+    /** @inheritdoc */
+    PolygonGeometry.prototype.getPoleOfAccessibility3d = function (transform) {
+        var pole2d = this._getPoleOfInaccessibility2d(this._polygon.slice());
+        return transform.unprojectBasic(pole2d, 200);
+    };
     return PolygonGeometry;
 }(Component_1.VertexGeometry));
 exports.PolygonGeometry = PolygonGeometry;
 exports.default = PolygonGeometry;
 
-},{"../../../Component":226}],293:[function(require,module,exports){
+},{"../../../Component":230}],303:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -28439,15 +29126,42 @@ var RectGeometry = (function (_super) {
                 throw new Component_1.GeometryTagError("Basic coordinates must be on the interval [0, 1].");
             }
         }
+        _this._anchorIndex = undefined;
         _this._rect = rect.slice(0, 4);
-        if (_this._rect[0] > _this._rect[2]) {
-            _this._inverted = true;
-        }
+        _this._inverted = _this._rect[0] > _this._rect[2];
         return _this;
     }
+    Object.defineProperty(RectGeometry.prototype, "anchorIndex", {
+        /**
+         * Get anchor index property.
+         *
+         * @returns {number} Index representing the current anchor property if
+         * achoring indexing has been initialized. If anchor indexing has not been
+         * initialized or has been terminated undefined will be returned.
+         */
+        get: function () {
+            return this._anchorIndex;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(RectGeometry.prototype, "inverted", {
+        /**
+         * Get inverted property.
+         *
+         * @returns {boolean} Boolean determining whether the rect geometry is
+         * inverted. For panoramas the rect geometrye may be inverted.
+         */
+        get: function () {
+            return this._inverted;
+        },
+        enumerable: true,
+        configurable: true
+    });
     Object.defineProperty(RectGeometry.prototype, "rect", {
         /**
          * Get rect property.
+         *
          * @returns {Array<number>} Array representing the top-left and bottom-right
          * corners of the rectangle in basic coordinates.
          */
@@ -28457,6 +29171,225 @@ var RectGeometry = (function (_super) {
         enumerable: true,
         configurable: true
     });
+    /**
+     * Initialize anchor indexing to enable setting opposite vertex.
+     *
+     * @param {number} [index] - The index of the vertex to use as anchor.
+     *
+     * @throws {Error} If anchor indexing has already been initialized.
+     * @throws {Error} If index is not valid (0 to 3).
+     */
+    RectGeometry.prototype.initializeAnchorIndexing = function (index) {
+        if (this._anchorIndex !== undefined) {
+            throw new Error("Anchor indexing is already initialized.");
+        }
+        if (index < 0 || index > 3) {
+            throw new Error("Invalid anchor index: " + index + ".");
+        }
+        this._anchorIndex = index === undefined ? 0 : index;
+    };
+    /**
+     * Terminate anchor indexing to disable setting pposite vertex.
+     */
+    RectGeometry.prototype.terminateAnchorIndexing = function () {
+        this._anchorIndex = undefined;
+    };
+    /**
+     * Set the value of the vertex opposite to the anchor in the polygon
+     * representation of the rectangle.
+     *
+     * @description Setting the opposite vertex may change the anchor index.
+     *
+     * @param {Array<number>} opposite - The new value of the vertex opposite to the anchor.
+     * @param {Transform} transform - The transform of the node related to the rectangle.
+     *
+     * @throws {Error} When anchor indexing has not been initialized.
+     */
+    RectGeometry.prototype.setOppositeVertex2d = function (opposite, transform) {
+        if (this._anchorIndex === undefined) {
+            throw new Error("Anchor indexing needs to be initialized.");
+        }
+        var changed = [
+            Math.max(0, Math.min(1, opposite[0])),
+            Math.max(0, Math.min(1, opposite[1])),
+        ];
+        var original = this._rect.slice();
+        var anchor = this._anchorIndex === 0 ? [original[0], original[3]] :
+            this._anchorIndex === 1 ? [original[0], original[1]] :
+                this._anchorIndex === 2 ? [original[2], original[1]] :
+                    [original[2], original[3]];
+        if (transform.fullPano) {
+            var deltaX = this._anchorIndex < 2 ?
+                changed[0] - original[2] :
+                changed[0] - original[0];
+            if (!this._inverted && this._anchorIndex < 2 && changed[0] < 0.25 && original[2] > 0.75 && deltaX < -0.5) {
+                // right side passes boundary rightward
+                this._inverted = true;
+                this._anchorIndex = anchor[1] > changed[1] ? 0 : 1;
+            }
+            else if (!this._inverted && this._anchorIndex >= 2 && changed[0] < 0.25 && original[2] > 0.75 && deltaX < -0.5) {
+                // left side passes right side and boundary rightward
+                this._inverted = true;
+                this._anchorIndex = anchor[1] > changed[1] ? 0 : 1;
+            }
+            else if (this._inverted && this._anchorIndex >= 2 && changed[0] < 0.25 && original[0] > 0.75 && deltaX < -0.5) {
+                this._inverted = false;
+                if (anchor[0] > changed[0]) {
+                    // left side passes boundary rightward
+                    this._anchorIndex = anchor[1] > changed[1] ? 3 : 2;
+                }
+                else {
+                    // left side passes right side and boundary rightward
+                    this._anchorIndex = anchor[1] > changed[1] ? 0 : 1;
+                }
+            }
+            else if (!this._inverted && this._anchorIndex >= 2 && changed[0] > 0.75 && original[0] < 0.25 && deltaX > 0.5) {
+                // left side passes boundary leftward
+                this._inverted = true;
+                this._anchorIndex = anchor[1] > changed[1] ? 3 : 2;
+            }
+            else if (!this._inverted && this._anchorIndex < 2 && changed[0] > 0.75 && original[0] < 0.25 && deltaX > 0.5) {
+                // right side passes left side and boundary leftward
+                this._inverted = true;
+                this._anchorIndex = anchor[1] > changed[1] ? 3 : 2;
+            }
+            else if (this._inverted && this._anchorIndex < 2 && changed[0] > 0.75 && original[2] < 0.25 && deltaX > 0.5) {
+                this._inverted = false;
+                if (anchor[0] > changed[0]) {
+                    // right side passes boundary leftward
+                    this._anchorIndex = anchor[1] > changed[1] ? 3 : 2;
+                }
+                else {
+                    // right side passes left side and boundary leftward
+                    this._anchorIndex = anchor[1] > changed[1] ? 0 : 1;
+                }
+            }
+            else if (this._inverted && this._anchorIndex < 2 && changed[0] > original[0]) {
+                // inverted and right side passes left side completing a loop
+                this._inverted = false;
+                this._anchorIndex = anchor[1] > changed[1] ? 0 : 1;
+            }
+            else if (this._inverted && this._anchorIndex >= 2 && changed[0] < original[2]) {
+                // inverted and left side passes right side completing a loop
+                this._inverted = false;
+                this._anchorIndex = anchor[1] > changed[1] ? 3 : 2;
+            }
+            else if (this._inverted) {
+                // if still inverted only top and bottom can switch
+                if (this._anchorIndex < 2) {
+                    this._anchorIndex = anchor[1] > changed[1] ? 0 : 1;
+                }
+                else {
+                    this._anchorIndex = anchor[1] > changed[1] ? 3 : 2;
+                }
+            }
+            else {
+                // if still not inverted treat as non full pano
+                if (anchor[0] <= changed[0] && anchor[1] > changed[1]) {
+                    this._anchorIndex = 0;
+                }
+                else if (anchor[0] <= changed[0] && anchor[1] <= changed[1]) {
+                    this._anchorIndex = 1;
+                }
+                else if (anchor[0] > changed[0] && anchor[1] <= changed[1]) {
+                    this._anchorIndex = 2;
+                }
+                else {
+                    this._anchorIndex = 3;
+                }
+            }
+            var rect = [];
+            if (this._anchorIndex === 0) {
+                rect[0] = anchor[0];
+                rect[1] = changed[1];
+                rect[2] = changed[0];
+                rect[3] = anchor[1];
+            }
+            else if (this._anchorIndex === 1) {
+                rect[0] = anchor[0];
+                rect[1] = anchor[1];
+                rect[2] = changed[0];
+                rect[3] = changed[1];
+            }
+            else if (this._anchorIndex === 2) {
+                rect[0] = changed[0];
+                rect[1] = anchor[1];
+                rect[2] = anchor[0];
+                rect[3] = changed[1];
+            }
+            else {
+                rect[0] = changed[0];
+                rect[1] = changed[1];
+                rect[2] = anchor[0];
+                rect[3] = anchor[1];
+            }
+            if (!this._inverted && rect[0] > rect[2] ||
+                this._inverted && rect[0] < rect[2]) {
+                rect[0] = original[0];
+                rect[2] = original[2];
+            }
+            if (rect[1] > rect[3]) {
+                rect[1] = original[1];
+                rect[3] = original[3];
+            }
+            this._rect[0] = rect[0];
+            this._rect[1] = rect[1];
+            this._rect[2] = rect[2];
+            this._rect[3] = rect[3];
+        }
+        else {
+            if (anchor[0] <= changed[0] && anchor[1] > changed[1]) {
+                this._anchorIndex = 0;
+            }
+            else if (anchor[0] <= changed[0] && anchor[1] <= changed[1]) {
+                this._anchorIndex = 1;
+            }
+            else if (anchor[0] > changed[0] && anchor[1] <= changed[1]) {
+                this._anchorIndex = 2;
+            }
+            else {
+                this._anchorIndex = 3;
+            }
+            var rect = [];
+            if (this._anchorIndex === 0) {
+                rect[0] = anchor[0];
+                rect[1] = changed[1];
+                rect[2] = changed[0];
+                rect[3] = anchor[1];
+            }
+            else if (this._anchorIndex === 1) {
+                rect[0] = anchor[0];
+                rect[1] = anchor[1];
+                rect[2] = changed[0];
+                rect[3] = changed[1];
+            }
+            else if (this._anchorIndex === 2) {
+                rect[0] = changed[0];
+                rect[1] = anchor[1];
+                rect[2] = anchor[0];
+                rect[3] = changed[1];
+            }
+            else {
+                rect[0] = changed[0];
+                rect[1] = changed[1];
+                rect[2] = anchor[0];
+                rect[3] = anchor[1];
+            }
+            if (rect[0] > rect[2]) {
+                rect[0] = original[0];
+                rect[2] = original[2];
+            }
+            if (rect[1] > rect[3]) {
+                rect[1] = original[1];
+                rect[3] = original[3];
+            }
+            this._rect[0] = rect[0];
+            this._rect[1] = rect[1];
+            this._rect[2] = rect[2];
+            this._rect[3] = rect[3];
+        }
+        this._notifyChanged$.next(this);
+    };
     /**
      * Set the value of a vertex in the polygon representation of the rectangle.
      *
@@ -28498,12 +29431,12 @@ var RectGeometry = (function (_super) {
             rect[2] = changed[0];
             rect[3] = changed[1];
         }
-        if (transform.gpano) {
-            var passingBoundaryLeft = index < 2 && changed[0] > 0.75 && original[0] < 0.25 ||
+        if (transform.fullPano) {
+            var passingBoundaryLeftward = index < 2 && changed[0] > 0.75 && original[0] < 0.25 ||
                 index >= 2 && this._inverted && changed[0] > 0.75 && original[2] < 0.25;
-            var passingBoundaryRight = index < 2 && this._inverted && changed[0] < 0.25 && original[0] > 0.75 ||
+            var passingBoundaryRightward = index < 2 && this._inverted && changed[0] < 0.25 && original[0] > 0.75 ||
                 index >= 2 && changed[0] < 0.25 && original[2] > 0.75;
-            if (passingBoundaryLeft || passingBoundaryRight) {
+            if (passingBoundaryLeftward || passingBoundaryRightward) {
                 this._inverted = !this._inverted;
             }
             else {
@@ -28595,6 +29528,33 @@ var RectGeometry = (function (_super) {
             return transform.unprojectBasic(point, 200);
         });
     };
+    /**
+     * Get the coordinates of a vertex from the polygon representation of the geometry.
+     *
+     * @description The first vertex represents the bottom-left corner with the rest of
+     * the vertices following in clockwise order. The method shifts the right side
+     * coordinates of the rectangle by one unit to ensure that the vertices are ordered
+     * clockwise.
+     *
+     * @param {number} index - Vertex index.
+     * @returns {Array<number>} Array representing the 2D basic coordinates of the vertex.
+     */
+    RectGeometry.prototype.getVertex2d = function (index) {
+        return this._rectToVertices2d(this._rect)[index];
+    };
+    /**
+     * Get the coordinates of a vertex from the polygon representation of the geometry.
+     *
+     * @description The first vertex represents the bottom-left corner with the rest of
+     * the vertices following in clockwise order. The coordinates will not be shifted
+     * so they may not appear in clockwise order when layed out on the plane.
+     *
+     * @param {number} index - Vertex index.
+     * @returns {Array<number>} Array representing the 2D basic coordinates of the vertex.
+     */
+    RectGeometry.prototype.getNonAdjustedVertex2d = function (index) {
+        return this._rectToNonAdjustedVertices2d(this._rect)[index];
+    };
     /**
      * Get a vertex from the polygon representation of the 3D coordinates for the
      * vertices of the geometry.
@@ -28610,6 +29570,18 @@ var RectGeometry = (function (_super) {
     RectGeometry.prototype.getVertex3d = function (index, transform) {
         return transform.unprojectBasic(this._rectToVertices2d(this._rect)[index], 200);
     };
+    /**
+     * Get a polygon representation of the 2D basic coordinates for the vertices of the rectangle.
+     *
+     * @description The first vertex represents the bottom-left corner with the rest of
+     * the vertices following in clockwise order.
+     *
+     * @returns {Array<Array<number>>} Polygon array of 2D basic coordinates representing
+     * the rectangle vertices.
+     */
+    RectGeometry.prototype.getVertices2d = function () {
+        return this._rectToVertices2d(this._rect);
+    };
     /**
      * Get a polygon representation of the 3D coordinates for the vertices of the rectangle.
      *
@@ -28627,7 +29599,7 @@ var RectGeometry = (function (_super) {
         });
     };
     /** @inheritdoc */
-    RectGeometry.prototype.getCentroid3d = function (transform) {
+    RectGeometry.prototype.getCentroid2d = function () {
         var rect = this._rect;
         var x0 = rect[0];
         var x1 = this._inverted ? rect[2] + 1 : rect[2];
@@ -28635,7 +29607,16 @@ var RectGeometry = (function (_super) {
         var y1 = rect[3];
         var centroidX = x0 + (x1 - x0) / 2;
         var centroidY = y0 + (y1 - y0) / 2;
-        return transform.unprojectBasic([centroidX, centroidY], 200);
+        return [centroidX, centroidY];
+    };
+    /** @inheritdoc */
+    RectGeometry.prototype.getCentroid3d = function (transform) {
+        var centroid2d = this.getCentroid2d();
+        return transform.unprojectBasic(centroid2d, 200);
+    };
+    /** @inheritdoc */
+    RectGeometry.prototype.getPoleOfAccessibility2d = function () {
+        return this._getPoleOfInaccessibility2d(this._rectToVertices2d(this._rect));
     };
     /** @inheritdoc */
     RectGeometry.prototype.getPoleOfAccessibility3d = function (transform) {
@@ -28696,9 +29677,12 @@ var RectGeometry = (function (_super) {
     };
     /**
      * Convert the top-left, bottom-right representation of a rectangle to a polygon
-     * representation of the vertices starting at the bottom-right corner going
+     * representation of the vertices starting at the bottom-left corner going
      * clockwise.
      *
+     * @description The method shifts the right side coordinates of the rectangle
+     * by one unit to ensure that the vertices are ordered clockwise.
+     *
      * @param {Array<number>} rect - Top-left, bottom-right representation of a
      * rectangle.
      * @returns {Array<Array<number>>} Polygon representation of the vertices of the
@@ -28713,12 +29697,35 @@ var RectGeometry = (function (_super) {
             [rect[0], rect[3]],
         ];
     };
+    /**
+     * Convert the top-left, bottom-right representation of a rectangle to a polygon
+     * representation of the vertices starting at the bottom-left corner going
+     * clockwise.
+     *
+     * @description The first vertex represents the bottom-left corner with the rest of
+     * the vertices following in clockwise order. The coordinates will not be shifted
+     * to ensure that the vertices are ordered clockwise when layed out on the plane.
+     *
+     * @param {Array<number>} rect - Top-left, bottom-right representation of a
+     * rectangle.
+     * @returns {Array<Array<number>>} Polygon representation of the vertices of the
+     * rectangle.
+     */
+    RectGeometry.prototype._rectToNonAdjustedVertices2d = function (rect) {
+        return [
+            [rect[0], rect[3]],
+            [rect[0], rect[1]],
+            [rect[2], rect[1]],
+            [rect[2], rect[3]],
+            [rect[0], rect[3]],
+        ];
+    };
     return RectGeometry;
 }(Component_1.VertexGeometry));
 exports.RectGeometry = RectGeometry;
 exports.default = RectGeometry;
 
-},{"../../../Component":226}],294:[function(require,module,exports){
+},{"../../../Component":230}],304:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -28800,7 +29807,566 @@ var VertexGeometry = (function (_super) {
 exports.VertexGeometry = VertexGeometry;
 exports.default = VertexGeometry;
 
-},{"../../../Component":226,"@mapbox/polylabel":1,"earcut":8}],295:[function(require,module,exports){
+},{"../../../Component":230,"@mapbox/polylabel":1,"earcut":8}],305:[function(require,module,exports){
+"use strict";
+/// <reference path="../../../../typings/index.d.ts" />
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var Subject_1 = require("rxjs/Subject");
+var Component_1 = require("../../../Component");
+var CreateHandlerBase = (function (_super) {
+    __extends(CreateHandlerBase, _super);
+    function CreateHandlerBase(component, container, navigator, viewportCoords, tagCreator) {
+        var _this = _super.call(this, component, container, navigator, viewportCoords) || this;
+        _this._tagCreator = tagCreator;
+        _this._geometryCreated$ = new Subject_1.Subject();
+        return _this;
+    }
+    Object.defineProperty(CreateHandlerBase.prototype, "geometryCreated$", {
+        get: function () {
+            return this._geometryCreated$;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    CreateHandlerBase.prototype._enable = function () {
+        this._enableCreate();
+        this._container.element.classList.add("component-tag-create");
+    };
+    CreateHandlerBase.prototype._disable = function () {
+        this._container.element.classList.remove("component-tag-create");
+        this._disableCreate();
+    };
+    CreateHandlerBase.prototype._validateBasic = function (basic) {
+        var x = basic[0];
+        var y = basic[1];
+        return 0 <= x && x <= 1 && 0 <= y && y <= 1;
+    };
+    CreateHandlerBase.prototype._mouseEventToBasic$ = function (mouseEvent$) {
+        var _this = this;
+        return mouseEvent$
+            .withLatestFrom(this._container.renderService.renderCamera$, this._navigator.stateService.currentTransform$)
+            .map(function (_a) {
+            var event = _a[0], camera = _a[1], transform = _a[2];
+            return _this._mouseEventToBasic(event, _this._container.element, camera, transform);
+        });
+    };
+    return CreateHandlerBase;
+}(Component_1.TagHandlerBase));
+exports.CreateHandlerBase = CreateHandlerBase;
+exports.default = CreateHandlerBase;
+
+},{"../../../Component":230,"rxjs/Subject":34}],306:[function(require,module,exports){
+"use strict";
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var Component_1 = require("../../../Component");
+var CreatePointHandler = (function (_super) {
+    __extends(CreatePointHandler, _super);
+    function CreatePointHandler() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    CreatePointHandler.prototype._enableCreate = function () {
+        this._container.mouseService.deferPixels(this._name, 4);
+        this._geometryCreatedSubscription = this._mouseEventToBasic$(this._container.mouseService.proximateClick$)
+            .filter(this._validateBasic)
+            .map(function (basic) {
+            return new Component_1.PointGeometry(basic);
+        })
+            .subscribe(this._geometryCreated$);
+    };
+    CreatePointHandler.prototype._disableCreate = function () {
+        this._container.mouseService.undeferPixels(this._name);
+        this._geometryCreatedSubscription.unsubscribe();
+    };
+    CreatePointHandler.prototype._getNameExtension = function () {
+        return "create-point";
+    };
+    return CreatePointHandler;
+}(Component_1.CreateHandlerBase));
+exports.CreatePointHandler = CreatePointHandler;
+exports.default = CreatePointHandler;
+
+},{"../../../Component":230}],307:[function(require,module,exports){
+"use strict";
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var Component_1 = require("../../../Component");
+var CreatePolygonHandler = (function (_super) {
+    __extends(CreatePolygonHandler, _super);
+    function CreatePolygonHandler() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    CreatePolygonHandler.prototype._addPoint = function (tag, basicPoint) {
+        tag.addPoint(basicPoint);
+    };
+    Object.defineProperty(CreatePolygonHandler.prototype, "_create$", {
+        get: function () {
+            return this._tagCreator.createPolygon$;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    CreatePolygonHandler.prototype._getNameExtension = function () {
+        return "create-polygon";
+    };
+    CreatePolygonHandler.prototype._setVertex2d = function (tag, basicPoint, transform) {
+        tag.geometry.setVertex2d(tag.geometry.polygon.length - 2, basicPoint, transform);
+    };
+    return CreatePolygonHandler;
+}(Component_1.CreateVertexHandler));
+exports.CreatePolygonHandler = CreatePolygonHandler;
+exports.default = CreatePolygonHandler;
+
+},{"../../../Component":230}],308:[function(require,module,exports){
+"use strict";
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var Observable_1 = require("rxjs/Observable");
+var Component_1 = require("../../../Component");
+var CreateRectDragHandler = (function (_super) {
+    __extends(CreateRectDragHandler, _super);
+    function CreateRectDragHandler() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    CreateRectDragHandler.prototype._enableCreate = function () {
+        var _this = this;
+        this._container.mouseService.claimMouse(this._name, 2);
+        this._deleteSubscription = this._navigator.stateService.currentTransform$
+            .map(function (transform) { return null; })
+            .skip(1)
+            .subscribe(this._tagCreator.delete$);
+        this._createSubscription = this._mouseEventToBasic$(this._container.mouseService.filtered$(this._name, this._container.mouseService.mouseDragStart$))
+            .filter(this._validateBasic)
+            .subscribe(this._tagCreator.createRect$);
+        this._initializeAnchorIndexingSubscription = this._tagCreator.tag$
+            .filter(function (tag) {
+            return !!tag;
+        })
+            .subscribe(function (tag) {
+            tag.geometry.initializeAnchorIndexing();
+        });
+        var basicMouse$ = Observable_1.Observable
+            .merge(this._container.mouseService.filtered$(this._name, this._container.mouseService.mouseMove$), this._container.mouseService.filtered$(this._name, this._container.mouseService.domMouseMove$))
+            .combineLatest(this._container.renderService.renderCamera$)
+            .withLatestFrom(this._navigator.stateService.currentTransform$)
+            .map(function (_a) {
+            var _b = _a[0], event = _b[0], camera = _b[1], transform = _a[1];
+            return _this._mouseEventToBasic(event, _this._container.element, camera, transform);
+        });
+        this._setVertexSubscription = this._tagCreator.tag$
+            .switchMap(function (tag) {
+            return !!tag ?
+                Observable_1.Observable
+                    .combineLatest(Observable_1.Observable.of(tag), basicMouse$, _this._navigator.stateService.currentTransform$) :
+                Observable_1.Observable.empty();
+        })
+            .subscribe(function (_a) {
+            var tag = _a[0], basicPoint = _a[1], transform = _a[2];
+            tag.geometry.setOppositeVertex2d(basicPoint, transform);
+        });
+        var basicMouseDragEnd$ = this._container.mouseService.mouseDragEnd$
+            .withLatestFrom(this._mouseEventToBasic$(this._container.mouseService.filtered$(this._name, this._container.mouseService.mouseDrag$))
+            .filter(this._validateBasic), function (event, basicPoint) {
+            return basicPoint;
+        })
+            .share();
+        this._addPointSubscription = this._tagCreator.tag$
+            .switchMap(function (tag) {
+            return !!tag ?
+                Observable_1.Observable
+                    .combineLatest(Observable_1.Observable.of(tag), basicMouseDragEnd$) :
+                Observable_1.Observable.empty();
+        })
+            .subscribe(function (_a) {
+            var tag = _a[0], basicPoint = _a[1];
+            var rectGeometry = tag.geometry;
+            if (!rectGeometry.validate(basicPoint)) {
+                basicPoint = rectGeometry.getNonAdjustedVertex2d(3);
+            }
+            tag.addPoint(basicPoint);
+        });
+        this._geometryCreatedSubscription = this._tagCreator.tag$
+            .switchMap(function (tag) {
+            return !!tag ?
+                tag.created$
+                    .map(function (t) {
+                    return t.geometry;
+                }) :
+                Observable_1.Observable.empty();
+        })
+            .subscribe(this._geometryCreated$);
+    };
+    CreateRectDragHandler.prototype._disableCreate = function () {
+        this._container.mouseService.unclaimMouse(this._name);
+        this._tagCreator.delete$.next(null);
+        this._addPointSubscription.unsubscribe();
+        this._createSubscription.unsubscribe();
+        this._deleteSubscription.unsubscribe();
+        this._geometryCreatedSubscription.unsubscribe();
+        this._initializeAnchorIndexingSubscription.unsubscribe();
+        this._setVertexSubscription.unsubscribe();
+    };
+    CreateRectDragHandler.prototype._getNameExtension = function () {
+        return "create-rect-drag";
+    };
+    return CreateRectDragHandler;
+}(Component_1.CreateHandlerBase));
+exports.CreateRectDragHandler = CreateRectDragHandler;
+exports.default = CreateRectDragHandler;
+
+},{"../../../Component":230,"rxjs/Observable":29}],309:[function(require,module,exports){
+"use strict";
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var Component_1 = require("../../../Component");
+var CreateRectHandler = (function (_super) {
+    __extends(CreateRectHandler, _super);
+    function CreateRectHandler() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    Object.defineProperty(CreateRectHandler.prototype, "_create$", {
+        get: function () {
+            return this._tagCreator.createRect$;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    CreateRectHandler.prototype._addPoint = function (tag, basicPoint) {
+        var rectGeometry = tag.geometry;
+        if (!rectGeometry.validate(basicPoint)) {
+            basicPoint = rectGeometry.getNonAdjustedVertex2d(3);
+        }
+        tag.addPoint(basicPoint);
+    };
+    CreateRectHandler.prototype._enable = function () {
+        _super.prototype._enable.call(this);
+        this._initializeAnchorIndexingSubscription = this._tagCreator.tag$
+            .filter(function (tag) {
+            return !!tag;
+        })
+            .subscribe(function (tag) {
+            tag.geometry.initializeAnchorIndexing();
+        });
+    };
+    CreateRectHandler.prototype._disable = function () {
+        _super.prototype._disable.call(this);
+        this._initializeAnchorIndexingSubscription.unsubscribe();
+    };
+    CreateRectHandler.prototype._getNameExtension = function () {
+        return "create-rect";
+    };
+    CreateRectHandler.prototype._setVertex2d = function (tag, basicPoint, transform) {
+        tag.geometry.setOppositeVertex2d(basicPoint, transform);
+    };
+    return CreateRectHandler;
+}(Component_1.CreateVertexHandler));
+exports.CreateRectHandler = CreateRectHandler;
+exports.default = CreateRectHandler;
+
+},{"../../../Component":230}],310:[function(require,module,exports){
+"use strict";
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var Observable_1 = require("rxjs/Observable");
+var Component_1 = require("../../../Component");
+var CreateVertexHandler = (function (_super) {
+    __extends(CreateVertexHandler, _super);
+    function CreateVertexHandler() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    CreateVertexHandler.prototype._enableCreate = function () {
+        var _this = this;
+        this._container.mouseService.deferPixels(this._name, 4);
+        var transformChanged$ = this._navigator.stateService.currentTransform$
+            .map(function (transform) { })
+            .publishReplay(1)
+            .refCount();
+        this._deleteSubscription = transformChanged$
+            .skip(1)
+            .subscribe(this._tagCreator.delete$);
+        var basicClick$ = this._mouseEventToBasic$(this._container.mouseService.proximateClick$).share();
+        this._createSubscription = transformChanged$
+            .switchMap(function () {
+            return basicClick$
+                .filter(_this._validateBasic)
+                .take(1);
+        })
+            .subscribe(this._create$);
+        this._setVertexSubscription = this._tagCreator.tag$
+            .switchMap(function (tag) {
+            return !!tag ?
+                Observable_1.Observable
+                    .combineLatest(Observable_1.Observable.of(tag), Observable_1.Observable
+                    .merge(_this._container.mouseService.mouseMove$, _this._container.mouseService.domMouseMove$), _this._container.renderService.renderCamera$, _this._navigator.stateService.currentTransform$) :
+                Observable_1.Observable.empty();
+        })
+            .subscribe(function (_a) {
+            var tag = _a[0], event = _a[1], camera = _a[2], transform = _a[3];
+            var basicPoint = _this._mouseEventToBasic(event, _this._container.element, camera, transform);
+            _this._setVertex2d(tag, basicPoint, transform);
+        });
+        this._addPointSubscription = this._tagCreator.tag$
+            .switchMap(function (tag) {
+            return !!tag ?
+                Observable_1.Observable
+                    .combineLatest(Observable_1.Observable.of(tag), basicClick$) :
+                Observable_1.Observable.empty();
+        })
+            .subscribe(function (_a) {
+            var tag = _a[0], basicPoint = _a[1];
+            _this._addPoint(tag, basicPoint);
+        });
+        this._geometryCreateSubscription = this._tagCreator.tag$
+            .switchMap(function (tag) {
+            return !!tag ?
+                tag.created$
+                    .map(function (t) {
+                    return t.geometry;
+                }) :
+                Observable_1.Observable.empty();
+        })
+            .subscribe(this._geometryCreated$);
+    };
+    CreateVertexHandler.prototype._disableCreate = function () {
+        this._container.mouseService.undeferPixels(this._name);
+        this._tagCreator.delete$.next(null);
+        this._addPointSubscription.unsubscribe();
+        this._createSubscription.unsubscribe();
+        this._deleteSubscription.unsubscribe();
+        this._geometryCreateSubscription.unsubscribe();
+        this._setVertexSubscription.unsubscribe();
+    };
+    return CreateVertexHandler;
+}(Component_1.CreateHandlerBase));
+exports.CreateVertexHandler = CreateVertexHandler;
+exports.default = CreateVertexHandler;
+
+},{"../../../Component":230,"rxjs/Observable":29}],311:[function(require,module,exports){
+"use strict";
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var Observable_1 = require("rxjs/Observable");
+var Component_1 = require("../../../Component");
+var EditVertexHandler = (function (_super) {
+    __extends(EditVertexHandler, _super);
+    function EditVertexHandler(component, container, navigator, viewportCoords, tagSet) {
+        var _this = _super.call(this, component, container, navigator, viewportCoords) || this;
+        _this._tagSet = tagSet;
+        return _this;
+    }
+    EditVertexHandler.prototype._enable = function () {
+        var _this = this;
+        var interaction$ = this._tagSet.changed$
+            .map(function (tagSet) {
+            return tagSet.getAll();
+        })
+            .switchMap(function (tags) {
+            return Observable_1.Observable
+                .from(tags)
+                .mergeMap(function (tag) {
+                return tag.interact$;
+            });
+        })
+            .switchMap(function (interaction) {
+            return Observable_1.Observable
+                .of(interaction)
+                .concat(_this._container.mouseService.documentMouseUp$
+                .map(function () {
+                return { offsetX: 0, offsetY: 0, operation: Component_1.TagOperation.None, tag: null };
+            })
+                .first());
+        })
+            .share();
+        var mouseMove$ = Observable_1.Observable
+            .merge(this._container.mouseService.mouseMove$, this._container.mouseService.domMouseMove$)
+            .share();
+        this._claimMouseSubscription = interaction$
+            .switchMap(function (interaction) {
+            return !!interaction.tag ? _this._container.mouseService.domMouseDragStart$ : Observable_1.Observable.empty();
+        })
+            .subscribe(function () {
+            _this._container.mouseService.claimMouse(_this._name, 3);
+        });
+        this._cursorSubscription = interaction$
+            .map(function (interaction) {
+            return interaction.cursor;
+        })
+            .distinctUntilChanged()
+            .subscribe(function (cursor) {
+            var interactionCursors = ["crosshair", "move", "nesw-resize", "nwse-resize"];
+            for (var _i = 0, interactionCursors_1 = interactionCursors; _i < interactionCursors_1.length; _i++) {
+                var interactionCursor = interactionCursors_1[_i];
+                _this._container.element.classList.remove("component-tag-edit-" + interactionCursor);
+            }
+            if (!!cursor) {
+                _this._container.element.classList.add("component-tag-edit-" + cursor);
+            }
+        });
+        this._unclaimMouseSubscription = this._container.mouseService
+            .filtered$(this._name, this._container.mouseService.domMouseDragEnd$)
+            .subscribe(function (e) {
+            _this._container.mouseService.unclaimMouse(_this._name);
+        });
+        this._preventDefaultSubscription = interaction$
+            .switchMap(function (interaction) {
+            return !!interaction.tag ?
+                _this._container.mouseService.documentMouseMove$ :
+                Observable_1.Observable.empty();
+        })
+            .subscribe(function (event) {
+            event.preventDefault(); // prevent selection of content outside the viewer
+        });
+        this._updateGeometrySubscription = interaction$
+            .withLatestFrom(mouseMove$)
+            .switchMap(function (_a) {
+            var interaction = _a[0], mouseMove = _a[1];
+            if (interaction.operation === Component_1.TagOperation.None || !interaction.tag) {
+                return Observable_1.Observable.empty();
+            }
+            var mouseDrag$ = Observable_1.Observable
+                .of(mouseMove)
+                .concat(_this._container.mouseService
+                .filtered$(_this._name, _this._container.mouseService.domMouseDrag$)
+                .filter(function (event) {
+                return _this._viewportCoords.insideElement(event, _this._container.element);
+            }));
+            return Observable_1.Observable
+                .combineLatest(mouseDrag$, _this._container.renderService.renderCamera$)
+                .withLatestFrom(Observable_1.Observable.of(interaction), _this._navigator.stateService.currentTransform$, function (_a, i, transform) {
+                var event = _a[0], render = _a[1];
+                return [event, render, i, transform];
+            });
+        })
+            .subscribe(function (_a) {
+            var mouseEvent = _a[0], renderCamera = _a[1], interaction = _a[2], transform = _a[3];
+            var basic = _this._mouseEventToBasic(mouseEvent, _this._container.element, renderCamera, transform, interaction.offsetX, interaction.offsetY);
+            var geometry = interaction.tag.geometry;
+            if (interaction.operation === Component_1.TagOperation.Centroid) {
+                geometry.setCentroid2d(basic, transform);
+            }
+            else if (interaction.operation === Component_1.TagOperation.Vertex) {
+                geometry.setVertex2d(interaction.vertexIndex, basic, transform);
+            }
+        });
+    };
+    EditVertexHandler.prototype._disable = function () {
+        this._claimMouseSubscription.unsubscribe();
+        this._cursorSubscription.unsubscribe();
+        this._preventDefaultSubscription.unsubscribe();
+        this._unclaimMouseSubscription.unsubscribe();
+        this._updateGeometrySubscription.unsubscribe();
+    };
+    EditVertexHandler.prototype._getNameExtension = function () {
+        return "edit-vertex";
+    };
+    return EditVertexHandler;
+}(Component_1.TagHandlerBase));
+exports.EditVertexHandler = EditVertexHandler;
+exports.default = EditVertexHandler;
+
+},{"../../../Component":230,"rxjs/Observable":29}],312:[function(require,module,exports){
+"use strict";
+/// <reference path="../../../../typings/index.d.ts" />
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = Object.setPrototypeOf ||
+        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var Component_1 = require("../../../Component");
+var TagHandlerBase = (function (_super) {
+    __extends(TagHandlerBase, _super);
+    function TagHandlerBase(component, container, navigator, viewportCoords) {
+        var _this = _super.call(this, component, container, navigator) || this;
+        _this._name = _this._component.name + "-" + _this._getNameExtension();
+        _this._viewportCoords = viewportCoords;
+        return _this;
+    }
+    TagHandlerBase.prototype._getConfiguration = function (enable) {
+        return {};
+    };
+    TagHandlerBase.prototype._mouseEventToBasic = function (event, element, camera, transform, offsetX, offsetY) {
+        offsetX = offsetX != null ? offsetX : 0;
+        offsetY = offsetY != null ? offsetY : 0;
+        var _a = this._viewportCoords.canvasPosition(event, element), canvasX = _a[0], canvasY = _a[1];
+        var basic = this._viewportCoords.canvasToBasic(canvasX - offsetX, canvasY - offsetY, element, transform, camera.perspective);
+        return basic;
+    };
+    return TagHandlerBase;
+}(Component_1.HandlerBase));
+exports.TagHandlerBase = TagHandlerBase;
+exports.default = TagHandlerBase;
+
+},{"../../../Component":230}],313:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -28808,12 +30374,14 @@ var THREE = require("three");
 var vd = require("virtual-dom");
 var Subject_1 = require("rxjs/Subject");
 var Component_1 = require("../../../Component");
+var Geo_1 = require("../../../Geo");
 var OutlineCreateTag = (function () {
-    function OutlineCreateTag(geometry, options, transform) {
+    function OutlineCreateTag(geometry, options, transform, viewportCoords) {
         var _this = this;
         this._geometry = geometry;
         this._options = { color: options.color == null ? 0xFFFFFF : options.color };
         this._transform = transform;
+        this._viewportCoords = !!viewportCoords ? viewportCoords : new Geo_1.ViewportCoords();
         this._outline = this._createOutine();
         this._glObjects = [this._outline];
         this._aborted$ = new Subject_1.Subject();
@@ -28877,30 +30445,30 @@ var OutlineCreateTag = (function () {
         this._disposeOutline();
         this._geometryChangedSubscription.unsubscribe();
     };
-    OutlineCreateTag.prototype.getDOMObjects = function (matrixWorldInverse, projectionMatrix) {
+    OutlineCreateTag.prototype.getDOMObjects = function (camera, size) {
         var _this = this;
         var vNodes = [];
+        var container = {
+            offsetHeight: size.height, offsetWidth: size.width,
+        };
         var abort = function (e) {
             e.stopPropagation();
             _this._aborted$.next(_this);
         };
         if (this._geometry instanceof Component_1.RectGeometry) {
-            var topLeftPoint3d = this._geometry.getVertex3d(1, this._transform);
-            var topLeftCameraSpace = this._convertToCameraSpace(topLeftPoint3d, matrixWorldInverse);
-            if (topLeftCameraSpace.z < 0) {
-                var centerCanvas = this._projectToCanvas(topLeftCameraSpace, projectionMatrix);
-                var centerCss = centerCanvas.map(function (coord) { return (100 * coord) + "%"; });
+            var anchorIndex = this._geometry.anchorIndex;
+            var vertexIndex = anchorIndex === undefined ? 1 : anchorIndex;
+            var _a = this._geometry.getVertex2d(vertexIndex), basicX = _a[0], basicY = _a[1];
+            var canvasPoint = this._viewportCoords.basicToCanvasSafe(basicX, basicY, container, this._transform, camera);
+            if (canvasPoint != null) {
+                var background = this._colorToBackground(this._options.color);
+                var transform = this._canvasToTransform(canvasPoint);
                 var pointProperties = {
-                    style: {
-                        background: "#" + ("000000" + this._options.color.toString(16)).substr(-6),
-                        left: centerCss[0],
-                        position: "absolute",
-                        top: centerCss[1],
-                    },
+                    style: { background: background, transform: transform },
                 };
                 var completerProperties = {
                     onclick: abort,
-                    style: { left: centerCss[0], position: "absolute", top: centerCss[1] },
+                    style: { transform: transform },
                 };
                 vNodes.push(vd.h("div.TagInteractor", completerProperties, []));
                 vNodes.push(vd.h("div.TagVertex", pointProperties, []));
@@ -28908,11 +30476,9 @@ var OutlineCreateTag = (function () {
         }
         else if (this._geometry instanceof Component_1.PolygonGeometry) {
             var polygonGeometry_1 = this._geometry;
-            var firstVertex3d = this._geometry.getVertex3d(0, this._transform);
-            var firstCameraSpace = this._convertToCameraSpace(firstVertex3d, matrixWorldInverse);
-            if (firstCameraSpace.z < 0) {
-                var centerCanvas = this._projectToCanvas(firstCameraSpace, projectionMatrix);
-                var centerCss = centerCanvas.map(function (coord) { return (100 * coord) + "%"; });
+            var _b = polygonGeometry_1.getVertex2d(0), firstVertexBasicX = _b[0], firstVertexBasicY = _b[1];
+            var firstVertexCanvas = this._viewportCoords.basicToCanvasSafe(firstVertexBasicX, firstVertexBasicY, container, this._transform, camera);
+            if (firstVertexCanvas != null) {
                 var firstOnclick = polygonGeometry_1.polygon.length > 4 ?
                     function (e) {
                         e.stopPropagation();
@@ -28920,9 +30486,10 @@ var OutlineCreateTag = (function () {
                         _this._created$.next(_this);
                     } :
                     abort;
+                var transform = this._canvasToTransform(firstVertexCanvas);
                 var completerProperties = {
                     onclick: firstOnclick,
-                    style: { left: centerCss[0], position: "absolute", top: centerCss[1] },
+                    style: { transform: transform },
                 };
                 var firstClass = polygonGeometry_1.polygon.length > 4 ?
                     "TagCompleter" :
@@ -28930,36 +30497,33 @@ var OutlineCreateTag = (function () {
                 vNodes.push(vd.h("div." + firstClass, completerProperties, []));
             }
             if (polygonGeometry_1.polygon.length > 3) {
-                var lastVertex3d = this._geometry.getVertex3d(polygonGeometry_1.polygon.length - 3, this._transform);
-                var lastCameraSpace = this._convertToCameraSpace(lastVertex3d, matrixWorldInverse);
-                if (lastCameraSpace.z < 0) {
-                    var centerCanvas = this._projectToCanvas(lastCameraSpace, projectionMatrix);
-                    var centerCss = centerCanvas.map(function (coord) { return (100 * coord) + "%"; });
+                var _c = polygonGeometry_1.getVertex2d(polygonGeometry_1.polygon.length - 3), lastVertexBasicX = _c[0], lastVertexBasicY = _c[1];
+                var lastVertexCanvas = this._viewportCoords.basicToCanvasSafe(lastVertexBasicX, lastVertexBasicY, container, this._transform, camera);
+                if (lastVertexCanvas != null) {
                     var remove = function (e) {
                         e.stopPropagation();
                         polygonGeometry_1.removeVertex2d(polygonGeometry_1.polygon.length - 3);
                     };
+                    var transform = this._canvasToTransform(lastVertexCanvas);
                     var completerProperties = {
                         onclick: remove,
-                        style: { left: centerCss[0], position: "absolute", top: centerCss[1] },
+                        style: { transform: transform },
                     };
                     vNodes.push(vd.h("div.TagInteractor", completerProperties, []));
                 }
             }
-            var vertices3d = this._geometry.getVertices3d(this._transform);
-            vertices3d.splice(-2, 2);
-            for (var _i = 0, vertices3d_1 = vertices3d; _i < vertices3d_1.length; _i++) {
-                var vertex = vertices3d_1[_i];
-                var vertexCameraSpace = this._convertToCameraSpace(vertex, matrixWorldInverse);
-                if (vertexCameraSpace.z < 0) {
-                    var centerCanvas = this._projectToCanvas(vertexCameraSpace, projectionMatrix);
-                    var centerCss = centerCanvas.map(function (coord) { return (100 * coord) + "%"; });
+            var verticesBasic = polygonGeometry_1.polygon.slice();
+            verticesBasic.splice(-2, 2);
+            for (var _i = 0, verticesBasic_1 = verticesBasic; _i < verticesBasic_1.length; _i++) {
+                var vertexBasic = verticesBasic_1[_i];
+                var vertexCanvas = this._viewportCoords.basicToCanvasSafe(vertexBasic[0], vertexBasic[1], container, this._transform, camera);
+                if (vertexCanvas != null) {
+                    var background = this._colorToBackground(this._options.color);
+                    var transform = this._canvasToTransform(vertexCanvas);
                     var pointProperties = {
                         style: {
-                            background: "#" + ("000000" + this._options.color.toString(16)).substr(-6),
-                            left: centerCss[0],
-                            position: "absolute",
-                            top: centerCss[1],
+                            background: background,
+                            transform: transform,
                         },
                     };
                     vNodes.push(vd.h("div.TagVertex", pointProperties, []));
@@ -28981,6 +30545,15 @@ var OutlineCreateTag = (function () {
             polygonGeometry.addVertex2d(point);
         }
     };
+    OutlineCreateTag.prototype._canvasToTransform = function (canvas) {
+        var canvasX = Math.round(canvas[0]);
+        var canvasY = Math.round(canvas[1]);
+        var transform = "translate(-50%,-50%) translate(" + canvasX + "px," + canvasY + "px)";
+        return transform;
+    };
+    OutlineCreateTag.prototype._colorToBackground = function (color) {
+        return "#" + ("000000" + color.toString(16)).substr(-6);
+    };
     OutlineCreateTag.prototype._createOutine = function () {
         var polygon3d = this._geometry.getPoints3d(this._transform);
         var positions = this._getLinePositions(polygon3d);
@@ -29014,20 +30587,12 @@ var OutlineCreateTag = (function () {
         }
         return positions;
     };
-    OutlineCreateTag.prototype._projectToCanvas = function (point, projectionMatrix) {
-        var projected = new THREE.Vector3(point.x, point.y, point.z)
-            .applyMatrix4(projectionMatrix);
-        return [(projected.x + 1) / 2, (-projected.y + 1) / 2];
-    };
-    OutlineCreateTag.prototype._convertToCameraSpace = function (point, matrixWorldInverse) {
-        return new THREE.Vector3(point[0], point[1], point[2]).applyMatrix4(matrixWorldInverse);
-    };
     return OutlineCreateTag;
 }());
 exports.OutlineCreateTag = OutlineCreateTag;
 exports.default = OutlineCreateTag;
 
-},{"../../../Component":226,"rxjs/Subject":34,"three":176,"virtual-dom":182}],296:[function(require,module,exports){
+},{"../../../Component":230,"../../../Geo":233,"rxjs/Subject":34,"three":180,"virtual-dom":186}],314:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -29052,7 +30617,7 @@ var OutlineRenderTag = (function (_super) {
     __extends(OutlineRenderTag, _super);
     function OutlineRenderTag(tag, transform) {
         var _this = _super.call(this, tag, transform) || this;
-        _this._fill = _this._tag.fillOpacity > 0 && !transform.gpano ?
+        _this._fill = !transform.gpano ?
             _this._createFill() :
             null;
         _this._holes = _this._tag.lineWidth >= 1 ?
@@ -29061,7 +30626,6 @@ var OutlineRenderTag = (function (_super) {
         _this._outline = _this._tag.lineWidth >= 1 ?
             _this._createOutline() :
             null;
-        _this._glObjects = _this._createGLObjects();
         _this._geometryChangedSubscription = _this._tag.geometry.changed$
             .subscribe(function (geometry) {
             if (_this._fill != null) {
@@ -29077,17 +30641,11 @@ var OutlineRenderTag = (function (_super) {
         _this._changedSubscription = _this._tag.changed$
             .subscribe(function (changedTag) {
             var glObjectsChanged = false;
-            if (_this._fill == null) {
-                if (_this._tag.fillOpacity > 0 && !_this._transform.gpano) {
-                    _this._fill = _this._createFill();
-                    glObjectsChanged = true;
-                }
-            }
-            else {
-                _this._updateFillMaterial();
+            if (_this._fill != null) {
+                _this._updateFillMaterial(_this._fill.material);
             }
             if (_this._outline == null) {
-                if (_this._tag.lineWidth > 0) {
+                if (_this._tag.lineWidth >= 1) {
                     _this._holes = _this._createHoles();
                     _this._outline = _this._createOutline();
                     glObjectsChanged = true;
@@ -29098,7 +30656,6 @@ var OutlineRenderTag = (function (_super) {
                 _this._updateOutlineMaterial();
             }
             if (glObjectsChanged) {
-                _this._glObjects = _this._createGLObjects();
                 _this._glObjectsChanged$.next(_this);
             }
         });
@@ -29111,62 +30668,60 @@ var OutlineRenderTag = (function (_super) {
         this._changedSubscription.unsubscribe();
         this._geometryChangedSubscription.unsubscribe();
     };
-    OutlineRenderTag.prototype.getDOMObjects = function (atlas, matrixWorldInverse, projectionMatrix) {
+    OutlineRenderTag.prototype.getDOMObjects = function (atlas, camera, size) {
         var _this = this;
         var vNodes = [];
         var isRect = this._tag.geometry instanceof Component_1.RectGeometry;
         var isPerspective = !this._transform.gpano;
+        var container = {
+            offsetHeight: size.height, offsetWidth: size.width,
+        };
         if (this._tag.icon != null && (isRect || isPerspective)) {
-            var icon3d = this._tag.geometry instanceof Component_1.RectGeometry ?
-                this._tag.geometry.getVertex3d(this._tag.iconIndex, this._transform) :
-                this._tag.geometry.getPoleOfAccessibility3d(this._transform);
-            var iconCameraSpace = this._convertToCameraSpace(icon3d, matrixWorldInverse);
-            if (iconCameraSpace.z < 0) {
+            var _a = this._tag.geometry instanceof Component_1.RectGeometry ?
+                this._tag.geometry.getVertex2d(this._tag.iconIndex) :
+                this._tag.geometry.getPoleOfAccessibility2d(), iconBasicX = _a[0], iconBasicY = _a[1];
+            var iconCanvas = this._viewportCoords.basicToCanvasSafe(iconBasicX, iconBasicY, container, this._transform, camera);
+            if (iconCanvas != null) {
                 var interact = function (e) {
                     _this._interact$.next({ offsetX: 0, offsetY: 0, operation: Component_1.TagOperation.None, tag: _this._tag });
                 };
                 if (atlas.loaded) {
                     var sprite = atlas.getDOMSprite(this._tag.icon, this._tag.iconFloat);
+                    var iconCanvasX = Math.round(iconCanvas[0]);
+                    var iconCanvasY = Math.round(iconCanvas[1]);
+                    var transform = "translate(" + iconCanvasX + "px," + iconCanvasY + "px)";
                     var click = function (e) {
                         e.stopPropagation();
                         _this._tag.click$.next(_this._tag);
                     };
-                    var iconCanvas = this._projectToCanvas(iconCameraSpace, projectionMatrix);
-                    var iconCss = iconCanvas.map(function (coord) { return (100 * coord) + "%"; });
                     var properties = {
                         onclick: click,
                         onmousedown: interact,
-                        style: {
-                            left: iconCss[0],
-                            pointerEvents: "all",
-                            position: "absolute",
-                            top: iconCss[1],
-                        },
+                        style: { transform: transform },
                     };
                     vNodes.push(vd.h("div.TagSymbol", properties, [sprite]));
                 }
             }
         }
         else if (this._tag.text != null && (isRect || isPerspective)) {
-            var text3d = this._tag.geometry instanceof Component_1.RectGeometry ?
-                this._tag.geometry.getVertex3d(3, this._transform) :
-                this._tag.geometry.getPoleOfAccessibility3d(this._transform);
-            var textCameraSpace = this._convertToCameraSpace(text3d, matrixWorldInverse);
-            if (textCameraSpace.z < 0) {
+            var _b = this._tag.geometry instanceof Component_1.RectGeometry ?
+                this._tag.geometry.getVertex2d(3) :
+                this._tag.geometry.getPoleOfAccessibility2d(), textBasicX = _b[0], textBasicY = _b[1];
+            var textCanvas = this._viewportCoords.basicToCanvasSafe(textBasicX, textBasicY, container, this._transform, camera);
+            if (textCanvas != null) {
+                var textCanvasX = Math.round(textCanvas[0]);
+                var textCanvasY = Math.round(textCanvas[1]);
+                var transform = this._tag.geometry instanceof Component_1.RectGeometry ?
+                    "translate(" + textCanvasX + "px," + textCanvasY + "px)" :
+                    "translate(-50%, -50%) translate(" + textCanvasX + "px," + textCanvasY + "px)";
                 var interact = function (e) {
                     _this._interact$.next({ offsetX: 0, offsetY: 0, operation: Component_1.TagOperation.None, tag: _this._tag });
                 };
-                var labelCanvas = this._projectToCanvas(textCameraSpace, projectionMatrix);
-                var labelCss = labelCanvas.map(function (coord) { return (100 * coord) + "%"; });
                 var properties = {
                     onmousedown: interact,
                     style: {
-                        color: "#" + ("000000" + this._tag.textColor.toString(16)).substr(-6),
-                        left: labelCss[0],
-                        pointerEvents: "all",
-                        position: "absolute",
-                        top: labelCss[1],
-                        transform: this._tag.geometry instanceof Component_1.RectGeometry ? undefined : "translate(-50%, -50%)",
+                        color: this._colorToCss(this._tag.textColor),
+                        transform: transform,
                     },
                     textContent: this._tag.text,
                 };
@@ -29176,79 +30731,57 @@ var OutlineRenderTag = (function (_super) {
         if (!this._tag.editable) {
             return vNodes;
         }
-        var lineColor = "#" + ("000000" + this._tag.lineColor.toString(16)).substr(-6);
+        var lineColor = this._colorToCss(this._tag.lineColor);
         if (this._tag.geometry instanceof Component_1.RectGeometry) {
-            var centroid3d = this._tag.geometry.getCentroid3d(this._transform);
-            var centroidCameraSpace = this._convertToCameraSpace(centroid3d, matrixWorldInverse);
-            if (centroidCameraSpace.z < 0) {
-                var interact = this._interact(Component_1.TagOperation.Centroid);
-                var centerCanvas = this._projectToCanvas(centroidCameraSpace, projectionMatrix);
-                var centerCss = centerCanvas.map(function (coord) { return (100 * coord) + "%"; });
+            var _c = this._tag.geometry.getCentroid2d(), centroidBasicX = _c[0], centroidBasicY = _c[1];
+            var centroidCanvas = this._viewportCoords.basicToCanvasSafe(centroidBasicX, centroidBasicY, container, this._transform, camera);
+            if (centroidCanvas != null) {
+                var interact = this._interact(Component_1.TagOperation.Centroid, "move");
+                var centroidCanvasX = Math.round(centroidCanvas[0]);
+                var centroidCanvasY = Math.round(centroidCanvas[1]);
+                var transform = "translate(-50%, -50%) translate(" + centroidCanvasX + "px," + centroidCanvasY + "px)";
                 var properties = {
                     onmousedown: interact,
-                    style: { background: lineColor, left: centerCss[0], position: "absolute", top: centerCss[1] },
+                    style: { background: lineColor, transform: transform },
                 };
                 vNodes.push(vd.h("div.TagMover", properties, []));
             }
         }
-        var vertices3d = this._tag.geometry.getVertices3d(this._transform);
-        for (var i = 0; i < vertices3d.length - 1; i++) {
-            var isRectGeometry = this._tag.geometry instanceof Component_1.RectGeometry;
-            if (isRectGeometry &&
+        var vertices2d = this._tag.geometry.getVertices2d();
+        for (var i = 0; i < vertices2d.length - 1; i++) {
+            if (isRect &&
                 ((this._tag.icon != null && i === this._tag.iconIndex) ||
                     (this._tag.icon == null && this._tag.text != null && i === 3))) {
                 continue;
             }
-            var vertexCameraSpace = this._convertToCameraSpace(vertices3d[i], matrixWorldInverse);
-            if (vertexCameraSpace.z > 0) {
+            var _d = vertices2d[i], vertexBasicX = _d[0], vertexBasicY = _d[1];
+            var vertexCanvas = this._viewportCoords.basicToCanvasSafe(vertexBasicX, vertexBasicY, container, this._transform, camera);
+            if (vertexCanvas == null) {
                 continue;
             }
-            var interact = this._interact(Component_1.TagOperation.Vertex, i);
-            var vertexCanvas = this._projectToCanvas(vertexCameraSpace, projectionMatrix);
-            var vertexCss = vertexCanvas.map(function (coord) { return (100 * coord) + "%"; });
+            var cursor = isRect ?
+                i % 2 === 0 ? "nesw-resize" : "nwse-resize" :
+                "crosshair";
+            var interact = this._interact(Component_1.TagOperation.Vertex, cursor, i);
+            var vertexCanvasX = Math.round(vertexCanvas[0]);
+            var vertexCanvasY = Math.round(vertexCanvas[1]);
+            var transform = "translate(-50%, -50%) translate(" + vertexCanvasX + "px," + vertexCanvasY + "px)";
             var properties = {
                 onmousedown: interact,
-                style: {
-                    background: lineColor,
-                    left: vertexCss[0],
-                    position: "absolute",
-                    top: vertexCss[1],
-                },
+                style: { background: lineColor, transform: transform, cursor: cursor },
             };
-            if (isRectGeometry) {
-                properties.style.cursor = i % 2 === 0 ? "nesw-resize" : "nwse-resize";
-            }
             vNodes.push(vd.h("div.TagResizer", properties, []));
             if (!this._tag.indicateVertices) {
                 continue;
             }
             var pointProperties = {
-                style: {
-                    background: lineColor,
-                    left: vertexCss[0],
-                    position: "absolute",
-                    top: vertexCss[1],
-                },
+                style: { background: lineColor, transform: transform },
             };
             vNodes.push(vd.h("div.TagVertex", pointProperties, []));
         }
         return vNodes;
     };
-    OutlineRenderTag.prototype._createFill = function () {
-        var triangles = this._tag.geometry.getTriangles3d(this._transform);
-        var positions = new Float32Array(triangles);
-        var geometry = new THREE.BufferGeometry();
-        geometry.addAttribute("position", new THREE.BufferAttribute(positions, 3));
-        geometry.computeBoundingSphere();
-        var material = new THREE.MeshBasicMaterial({
-            color: this._tag.fillColor,
-            opacity: this._tag.fillOpacity,
-            side: THREE.DoubleSide,
-            transparent: true,
-        });
-        return new THREE.Mesh(geometry, material);
-    };
-    OutlineRenderTag.prototype._createGLObjects = function () {
+    OutlineRenderTag.prototype.getGLObjects = function () {
         var glObjects = [];
         if (this._fill != null) {
             glObjects.push(this._fill);
@@ -29262,6 +30795,22 @@ var OutlineRenderTag = (function (_super) {
         }
         return glObjects;
     };
+    OutlineRenderTag.prototype.getRetrievableObjects = function () {
+        return this._fill != null ? [this._fill] : [];
+    };
+    OutlineRenderTag.prototype._colorToCss = function (color) {
+        return "#" + ("000000" + color.toString(16)).substr(-6);
+    };
+    OutlineRenderTag.prototype._createFill = function () {
+        var triangles = this._tag.geometry.getTriangles3d(this._transform);
+        var positions = new Float32Array(triangles);
+        var geometry = new THREE.BufferGeometry();
+        geometry.addAttribute("position", new THREE.BufferAttribute(positions, 3));
+        geometry.computeBoundingSphere();
+        var material = new THREE.MeshBasicMaterial({ side: THREE.DoubleSide, transparent: true });
+        this._updateFillMaterial(material);
+        return new THREE.Mesh(geometry, material);
+    };
     OutlineRenderTag.prototype._createHoles = function () {
         var holes = [];
         if (this._tag.geometry instanceof Component_1.PolygonGeometry) {
@@ -29326,12 +30875,13 @@ var OutlineRenderTag = (function (_super) {
         }
         return positions;
     };
-    OutlineRenderTag.prototype._interact = function (operation, vertexIndex) {
+    OutlineRenderTag.prototype._interact = function (operation, cursor, vertexIndex) {
         var _this = this;
         return function (e) {
             var offsetX = e.offsetX - e.target.offsetWidth / 2;
             var offsetY = e.offsetY - e.target.offsetHeight / 2;
             _this._interact$.next({
+                cursor: cursor,
                 offsetX: offsetX,
                 offsetY: offsetY,
                 operation: operation,
@@ -29355,8 +30905,7 @@ var OutlineRenderTag = (function (_super) {
         }
         geometry.computeBoundingSphere();
     };
-    OutlineRenderTag.prototype._updateFillMaterial = function () {
-        var material = this._fill.material;
+    OutlineRenderTag.prototype._updateFillMaterial = function (material) {
         material.color = new THREE.Color(this._tag.fillColor);
         material.opacity = this._tag.fillOpacity;
         material.needsUpdate = true;
@@ -29399,15 +30948,16 @@ var OutlineRenderTag = (function (_super) {
     OutlineRenderTag.prototype._updateLineBasicMaterial = function (material) {
         material.color = new THREE.Color(this._tag.lineColor);
         material.linewidth = Math.max(this._tag.lineWidth, 1);
-        material.opacity = this._tag.lineWidth >= 1 ? this._tag.lineOpacity : 0;
-        material.transparent = this._tag.lineWidth <= 0 || this._tag.lineOpacity < 1;
+        material.visible = this._tag.lineWidth >= 1 && this._tag.lineOpacity > 0;
+        material.opacity = this._tag.lineOpacity;
+        material.transparent = this._tag.lineOpacity < 1;
         material.needsUpdate = true;
     };
     return OutlineRenderTag;
 }(Component_1.RenderTag));
 exports.OutlineRenderTag = OutlineRenderTag;
 
-},{"../../../Component":226,"three":176,"virtual-dom":182}],297:[function(require,module,exports){
+},{"../../../Component":230,"three":180,"virtual-dom":186}],315:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -29453,6 +31003,7 @@ var OutlineTag = (function (_super) {
      */
     function OutlineTag(id, geometry, options) {
         var _this = _super.call(this, id, geometry) || this;
+        options = !!options ? options : {};
         _this._editable = options.editable == null ? false : options.editable;
         _this._fillColor = options.fillColor == null ? 0xFFFFFF : options.fillColor;
         _this._fillOpacity = options.fillOpacity == null ? 0.0 : options.fillOpacity;
@@ -29772,43 +31323,32 @@ var OutlineTag = (function (_super) {
         this._textColor = options.textColor == null ? this._textColor : options.textColor;
         this._notifyChanged$.next(this);
     };
+    /**
+     * Event fired when the icon of the outline tag is clicked.
+     *
+     * @event OutlineTag#click
+     * @type {OutlineTag} The tag instance that was clicked.
+     */
+    OutlineTag.click = "click";
     return OutlineTag;
 }(Component_1.Tag));
-/**
- * Event fired when the icon of the outline tag is clicked.
- *
- * @event OutlineTag#click
- * @type {OutlineTag} The tag instance that was clicked.
- */
-OutlineTag.click = "click";
 exports.OutlineTag = OutlineTag;
 exports.default = OutlineTag;
 
-},{"../../../Component":226,"../../../Viewer":236,"rxjs/Subject":34}],298:[function(require,module,exports){
+},{"../../../Component":230,"../../../Viewer":241,"rxjs/Subject":34}],316:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
-var THREE = require("three");
 var Subject_1 = require("rxjs/Subject");
+var Geo_1 = require("../../../Geo");
 var RenderTag = (function () {
-    function RenderTag(tag, transform) {
+    function RenderTag(tag, transform, viewportCoords) {
         this._tag = tag;
         this._transform = transform;
-        this._glObjects = [];
+        this._viewportCoords = !!viewportCoords ? viewportCoords : new Geo_1.ViewportCoords();
         this._glObjectsChanged$ = new Subject_1.Subject();
         this._interact$ = new Subject_1.Subject();
     }
-    Object.defineProperty(RenderTag.prototype, "glObjects", {
-        /**
-         * Get the GL objects for rendering of the tag.
-         * @return {Array<Object3D>}
-         */
-        get: function () {
-            return this._glObjects;
-        },
-        enumerable: true,
-        configurable: true
-    });
     Object.defineProperty(RenderTag.prototype, "glObjectsChanged$", {
         get: function () {
             return this._glObjectsChanged$;
@@ -29830,20 +31370,12 @@ var RenderTag = (function () {
         enumerable: true,
         configurable: true
     });
-    RenderTag.prototype._projectToCanvas = function (point3d, projectionMatrix) {
-        var projected = new THREE.Vector3(point3d.x, point3d.y, point3d.z)
-            .applyMatrix4(projectionMatrix);
-        return [(projected.x + 1) / 2, (-projected.y + 1) / 2];
-    };
-    RenderTag.prototype._convertToCameraSpace = function (point3d, matrixWorldInverse) {
-        return new THREE.Vector3(point3d[0], point3d[1], point3d[2]).applyMatrix4(matrixWorldInverse);
-    };
     return RenderTag;
 }());
 exports.RenderTag = RenderTag;
 exports.default = RenderTag;
 
-},{"rxjs/Subject":34,"three":176}],299:[function(require,module,exports){
+},{"../../../Geo":233,"rxjs/Subject":34}],317:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -29869,60 +31401,57 @@ var SpotRenderTag = (function (_super) {
     function SpotRenderTag() {
         return _super !== null && _super.apply(this, arguments) || this;
     }
-    SpotRenderTag.prototype.dispose = function () { return; };
-    SpotRenderTag.prototype.getDOMObjects = function (atlas, matrixWorldInverse, projectionMatrix) {
+    SpotRenderTag.prototype.dispose = function () { };
+    SpotRenderTag.prototype.getDOMObjects = function (atlas, camera, size) {
         var _this = this;
+        var tag = this._tag;
+        var container = {
+            offsetHeight: size.height, offsetWidth: size.width,
+        };
         var vNodes = [];
-        var centroid3d = this._tag.geometry.getCentroid3d(this._transform);
-        var centroidCameraSpace = this._convertToCameraSpace(centroid3d, matrixWorldInverse);
-        if (centroidCameraSpace.z < 0) {
-            var centroidCanvas = this._projectToCanvas(centroidCameraSpace, projectionMatrix);
-            var centroidCss = centroidCanvas.map(function (coord) { return (100 * coord) + "%"; });
+        var _a = tag.geometry.getCentroid2d(), centroidBasicX = _a[0], centroidBasicY = _a[1];
+        var centroidCanvas = this._viewportCoords.basicToCanvasSafe(centroidBasicX, centroidBasicY, container, this._transform, camera);
+        if (centroidCanvas != null) {
             var interactNone = function (e) {
-                _this._interact$.next({ offsetX: 0, offsetY: 0, operation: Component_1.TagOperation.None, tag: _this._tag });
+                _this._interact$.next({ offsetX: 0, offsetY: 0, operation: Component_1.TagOperation.None, tag: tag });
             };
-            if (this._tag.icon != null) {
+            var canvasX = Math.round(centroidCanvas[0]);
+            var canvasY = Math.round(centroidCanvas[1]);
+            if (tag.icon != null) {
                 if (atlas.loaded) {
-                    var sprite = atlas.getDOMSprite(this._tag.icon, Viewer_1.Alignment.Bottom);
+                    var sprite = atlas.getDOMSprite(tag.icon, Viewer_1.Alignment.Bottom);
+                    var transform_1 = "translate(" + canvasX + "px," + (canvasY + 8) + "px)";
                     var properties = {
                         onmousedown: interactNone,
                         style: {
-                            left: centroidCss[0],
                             pointerEvents: "all",
-                            position: "absolute",
-                            top: centroidCss[1],
-                            transform: "translate(0, 8px)",
+                            transform: transform_1,
                         },
                     };
                     vNodes.push(vd.h("div", properties, [sprite]));
                 }
             }
-            else if (this._tag.text != null) {
+            else if (tag.text != null) {
+                var transform_2 = "translate(-50%,0%) translate(" + canvasX + "px," + (canvasY + 8) + "px)";
                 var properties = {
                     onmousedown: interactNone,
                     style: {
-                        color: "#" + ("000000" + this._tag.textColor.toString(16)).substr(-6),
-                        left: centroidCss[0],
-                        pointerEvents: "all",
-                        position: "absolute",
-                        top: centroidCss[1],
-                        transform: "translate(-50%, 8px)",
+                        color: this._colorToCss(tag.textColor),
+                        transform: transform_2,
                     },
-                    textContent: this._tag.text,
+                    textContent: tag.text,
                 };
                 vNodes.push(vd.h("span.TagSymbol", properties, []));
             }
-            var interact = this._interact(Component_1.TagOperation.Centroid);
-            var background = "#" + ("000000" + this._tag.color.toString(16)).substr(-6);
-            if (this._tag.editable) {
+            var interact = this._interact(Component_1.TagOperation.Centroid, tag, "move");
+            var background = this._colorToCss(tag.color);
+            var transform = "translate(-50%,-50%) translate(" + canvasX + "px," + canvasY + "px)";
+            if (tag.editable) {
                 var interactorProperties = {
                     onmousedown: interact,
                     style: {
                         background: background,
-                        left: centroidCss[0],
-                        pointerEvents: "all",
-                        position: "absolute",
-                        top: centroidCss[1],
+                        transform: transform,
                     },
                 };
                 vNodes.push(vd.h("div.TagSpotInteractor", interactorProperties, []));
@@ -29930,25 +31459,29 @@ var SpotRenderTag = (function (_super) {
             var pointProperties = {
                 style: {
                     background: background,
-                    left: centroidCss[0],
-                    position: "absolute",
-                    top: centroidCss[1],
+                    transform: transform,
                 },
             };
             vNodes.push(vd.h("div.TagVertex", pointProperties, []));
         }
         return vNodes;
     };
-    SpotRenderTag.prototype._interact = function (operation, vertexIndex) {
+    SpotRenderTag.prototype.getGLObjects = function () { return []; };
+    SpotRenderTag.prototype.getRetrievableObjects = function () { return []; };
+    SpotRenderTag.prototype._colorToCss = function (color) {
+        return "#" + ("000000" + color.toString(16)).substr(-6);
+    };
+    SpotRenderTag.prototype._interact = function (operation, tag, cursor, vertexIndex) {
         var _this = this;
         return function (e) {
             var offsetX = e.offsetX - e.target.offsetWidth / 2;
             var offsetY = e.offsetY - e.target.offsetHeight / 2;
             _this._interact$.next({
+                cursor: cursor,
                 offsetX: offsetX,
                 offsetY: offsetY,
                 operation: operation,
-                tag: _this._tag,
+                tag: tag,
                 vertexIndex: vertexIndex,
             });
         };
@@ -29957,7 +31490,7 @@ var SpotRenderTag = (function (_super) {
 }(Component_1.RenderTag));
 exports.SpotRenderTag = SpotRenderTag;
 
-},{"../../../Component":226,"../../../Viewer":236,"virtual-dom":182}],300:[function(require,module,exports){
+},{"../../../Component":230,"../../../Viewer":241,"virtual-dom":186}],318:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -30001,6 +31534,7 @@ var SpotTag = (function (_super) {
      */
     function SpotTag(id, geometry, options) {
         var _this = _super.call(this, id, geometry) || this;
+        options = !!options ? options : {};
         _this._color = options.color == null ? 0xFFFFFF : options.color;
         _this._editable = options.editable == null ? false : options.editable;
         _this._icon = options.icon === undefined ? null : options.icon;
@@ -30136,7 +31670,7 @@ var SpotTag = (function (_super) {
 exports.SpotTag = SpotTag;
 exports.default = SpotTag;
 
-},{"../../../Component":226}],301:[function(require,module,exports){
+},{"../../../Component":230}],319:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -30233,27 +31767,82 @@ var Tag = (function (_super) {
         enumerable: true,
         configurable: true
     });
+    /**
+     * Event fired when a property related to the visual appearance of the
+     * tag has changed.
+     *
+     * @event Tag#changed
+     * @type {Tag} The tag instance that has changed.
+     */
+    Tag.changed = "changed";
+    /**
+     * Event fired when the geometry of the tag has changed.
+     *
+     * @event Tag#geometrychanged
+     * @type {Tag} The tag instance whose geometry has changed.
+     */
+    Tag.geometrychanged = "geometrychanged";
     return Tag;
 }(Utils_1.EventEmitter));
-/**
- * Event fired when a property related to the visual appearance of the
- * tag has changed.
- *
- * @event Tag#changed
- * @type {Tag} The tag instance that has changed.
- */
-Tag.changed = "changed";
-/**
- * Event fired when the geometry of the tag has changed.
- *
- * @event Tag#geometrychanged
- * @type {Tag} The tag instance whose geometry has changed.
- */
-Tag.geometrychanged = "geometrychanged";
 exports.Tag = Tag;
 exports.default = Tag;
 
-},{"../../../Utils":235,"rxjs/Subject":34,"rxjs/add/operator/map":65,"rxjs/add/operator/share":74}],302:[function(require,module,exports){
+},{"../../../Utils":240,"rxjs/Subject":34,"rxjs/add/operator/map":65,"rxjs/add/operator/share":75}],320:[function(require,module,exports){
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var HandlerBase = (function () {
+    function HandlerBase(component, container, navigator) {
+        this._component = component;
+        this._container = container;
+        this._navigator = navigator;
+        this._enabled = false;
+    }
+    Object.defineProperty(HandlerBase.prototype, "isEnabled", {
+        /**
+         * Returns a Boolean indicating whether the interaction is enabled.
+         *
+         * @returns {boolean} `true` if the interaction is enabled.
+         */
+        get: function () {
+            return this._enabled;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    /**
+     * Enables the interaction.
+     *
+     * @example ```<component-name>.<handler-name>.enable();```
+     */
+    HandlerBase.prototype.enable = function () {
+        if (this._enabled || !this._component.activated) {
+            return;
+        }
+        this._enable();
+        this._enabled = true;
+        this._component.configure(this._getConfiguration(true));
+    };
+    /**
+     * Disables the interaction.
+     *
+     * @example ```<component-name>.<handler-name>.disable();```
+     */
+    HandlerBase.prototype.disable = function () {
+        if (!this._enabled) {
+            return;
+        }
+        this._disable();
+        this._enabled = false;
+        if (this._component.activated) {
+            this._component.configure(this._getConfiguration(false));
+        }
+    };
+    return HandlerBase;
+}());
+exports.HandlerBase = HandlerBase;
+exports.default = HandlerBase;
+
+},{}],321:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -30279,7 +31868,7 @@ var ArgumentMapillaryError = (function (_super) {
 exports.ArgumentMapillaryError = ArgumentMapillaryError;
 exports.default = ArgumentMapillaryError;
 
-},{"./MapillaryError":304}],303:[function(require,module,exports){
+},{"./MapillaryError":323}],322:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -30305,7 +31894,7 @@ var GraphMapillaryError = (function (_super) {
 exports.GraphMapillaryError = GraphMapillaryError;
 exports.default = GraphMapillaryError;
 
-},{"./MapillaryError":304}],304:[function(require,module,exports){
+},{"./MapillaryError":323}],323:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -30330,7 +31919,7 @@ var MapillaryError = (function (_super) {
 exports.MapillaryError = MapillaryError;
 exports.default = MapillaryError;
 
-},{}],305:[function(require,module,exports){
+},{}],324:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -30480,7 +32069,7 @@ var Camera = (function () {
 }());
 exports.Camera = Camera;
 
-},{"three":176}],306:[function(require,module,exports){
+},{"three":180}],325:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 /**
@@ -30704,7 +32293,7 @@ var GeoCoords = (function () {
 exports.GeoCoords = GeoCoords;
 exports.default = GeoCoords;
 
-},{}],307:[function(require,module,exports){
+},{}],326:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -30933,7 +32522,7 @@ var Spatial = (function () {
 exports.Spatial = Spatial;
 exports.default = Spatial;
 
-},{"three":176}],308:[function(require,module,exports){
+},{"three":180}],327:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -31462,7 +33051,7 @@ var Transform = (function () {
 }());
 exports.Transform = Transform;
 
-},{"three":176}],309:[function(require,module,exports){
+},{"three":180}],328:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -31836,7 +33425,7 @@ var ViewportCoords = (function () {
 exports.ViewportCoords = ViewportCoords;
 exports.default = ViewportCoords;
 
-},{"three":176}],310:[function(require,module,exports){
+},{"three":180}],329:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 /**
@@ -31924,7 +33513,7 @@ var FilterCreator = (function () {
 exports.FilterCreator = FilterCreator;
 exports.default = FilterCreator;
 
-},{}],311:[function(require,module,exports){
+},{}],330:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -32924,7 +34513,7 @@ var Graph = (function () {
 exports.Graph = Graph;
 exports.default = Graph;
 
-},{"../Edge":227,"../Error":228,"../Graph":230,"rbush":25,"rxjs/Subject":34,"rxjs/add/observable/from":41,"rxjs/add/operator/catch":52,"rxjs/add/operator/do":59,"rxjs/add/operator/finally":62,"rxjs/add/operator/map":65,"rxjs/add/operator/publish":71}],312:[function(require,module,exports){
+},{"../Edge":231,"../Error":232,"../Graph":234,"rbush":25,"rxjs/Subject":34,"rxjs/add/observable/from":41,"rxjs/add/operator/catch":52,"rxjs/add/operator/do":59,"rxjs/add/operator/finally":62,"rxjs/add/operator/map":65,"rxjs/add/operator/publish":71}],331:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -32934,16 +34523,16 @@ var Geo_1 = require("../Geo");
 var GeoHashDirections = (function () {
     function GeoHashDirections() {
     }
+    GeoHashDirections.n = "n";
+    GeoHashDirections.nw = "nw";
+    GeoHashDirections.w = "w";
+    GeoHashDirections.sw = "sw";
+    GeoHashDirections.s = "s";
+    GeoHashDirections.se = "se";
+    GeoHashDirections.e = "e";
+    GeoHashDirections.ne = "ne";
     return GeoHashDirections;
 }());
-GeoHashDirections.n = "n";
-GeoHashDirections.nw = "nw";
-GeoHashDirections.w = "w";
-GeoHashDirections.sw = "sw";
-GeoHashDirections.s = "s";
-GeoHashDirections.se = "se";
-GeoHashDirections.e = "e";
-GeoHashDirections.ne = "ne";
 /**
  * @class GraphCalculator
  *
@@ -33086,7 +34675,7 @@ var GraphCalculator = (function () {
 exports.GraphCalculator = GraphCalculator;
 exports.default = GraphCalculator;
 
-},{"../Geo":229,"latlon-geohash":21,"three":176}],313:[function(require,module,exports){
+},{"../Geo":233,"latlon-geohash":21,"three":180}],332:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Observable_1 = require("rxjs/Observable");
@@ -33391,7 +34980,7 @@ var GraphService = (function () {
 exports.GraphService = GraphService;
 exports.default = GraphService;
 
-},{"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/operator/catch":52,"rxjs/add/operator/concat":54,"rxjs/add/operator/do":59,"rxjs/add/operator/expand":60,"rxjs/add/operator/finally":62,"rxjs/add/operator/first":63,"rxjs/add/operator/last":64,"rxjs/add/operator/map":65,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/publishReplay":72}],314:[function(require,module,exports){
+},{"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/operator/catch":52,"rxjs/add/operator/concat":54,"rxjs/add/operator/do":59,"rxjs/add/operator/expand":60,"rxjs/add/operator/finally":62,"rxjs/add/operator/first":63,"rxjs/add/operator/last":64,"rxjs/add/operator/map":65,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/publishReplay":72}],333:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -33426,7 +35015,7 @@ var ImageLoadingService = (function () {
 }());
 exports.ImageLoadingService = ImageLoadingService;
 
-},{"rxjs/Subject":34}],315:[function(require,module,exports){
+},{"rxjs/Subject":34}],334:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -33450,7 +35039,7 @@ var MeshReader = (function () {
 }());
 exports.MeshReader = MeshReader;
 
-},{"pbf":23}],316:[function(require,module,exports){
+},{"pbf":23}],335:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 require("rxjs/add/observable/combineLatest");
@@ -34093,7 +35682,7 @@ var Node = (function () {
 exports.Node = Node;
 exports.default = Node;
 
-},{"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/map":65}],317:[function(require,module,exports){
+},{"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/map":65}],336:[function(require,module,exports){
 (function (Buffer){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -34500,7 +36089,7 @@ exports.default = NodeCache;
 
 }).call(this,require("buffer").Buffer)
 
-},{"../Graph":230,"../Utils":235,"buffer":7,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/publishReplay":72}],318:[function(require,module,exports){
+},{"../Graph":234,"../Utils":240,"buffer":7,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/publishReplay":72}],337:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -34590,7 +36179,7 @@ var Sequence = (function () {
 exports.Sequence = Sequence;
 exports.default = Sequence;
 
-},{"underscore":178}],319:[function(require,module,exports){
+},{"underscore":182}],338:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -34667,6 +36256,7 @@ var EdgeCalculator = (function () {
             var sameUser = potential.userKey === node.userKey;
             var potentialEdge = {
                 capturedAt: potential.capturedAt,
+                croppedPano: potential.pano && !potential.fullPano,
                 directionChange: directionChange,
                 distance: distance,
                 fullPano: potential.fullPano,
@@ -34817,6 +36407,9 @@ var EdgeCalculator = (function () {
     /**
      * Computes the step edges for a perspective node.
      *
+     * @description Step edge targets can only be other perspective nodes.
+     * Returns an empty array for cropped and full panoramas.
+     *
      * @param {Node} node - Source node.
      * @param {Array<IPotentialEdge>} potentialEdges - Potential edges.
      * @param {string} prevKey - Key of previous node in sequence.
@@ -34828,7 +36421,7 @@ var EdgeCalculator = (function () {
             throw new Error_1.ArgumentMapillaryError("Node has to be full.");
         }
         var edges = [];
-        if (node.fullPano) {
+        if (node.pano) {
             return edges;
         }
         for (var k in this._directions.steps) {
@@ -34841,7 +36434,7 @@ var EdgeCalculator = (function () {
             var fallback = null;
             for (var _i = 0, potentialEdges_2 = potentialEdges; _i < potentialEdges_2.length; _i++) {
                 var potential = potentialEdges_2[_i];
-                if (potential.fullPano) {
+                if (potential.croppedPano || potential.fullPano) {
                     continue;
                 }
                 if (Math.abs(potential.directionChange) > this._settings.stepMaxDirectionChange) {
@@ -34891,6 +36484,9 @@ var EdgeCalculator = (function () {
     /**
      * Computes the turn edges for a perspective node.
      *
+     * @description Turn edge targets can only be other perspective images.
+     * Returns an empty array for cropped and full panoramas.
+     *
      * @param {Node} node - Source node.
      * @param {Array<IPotentialEdge>} potentialEdges - Potential edges.
      * @throws {ArgumentMapillaryError} If node is not full.
@@ -34900,7 +36496,7 @@ var EdgeCalculator = (function () {
             throw new Error_1.ArgumentMapillaryError("Node has to be full.");
         }
         var edges = [];
-        if (node.fullPano) {
+        if (node.pano) {
             return edges;
         }
         for (var k in this._directions.turns) {
@@ -34912,7 +36508,7 @@ var EdgeCalculator = (function () {
             var edge = null;
             for (var _i = 0, potentialEdges_3 = potentialEdges; _i < potentialEdges_3.length; _i++) {
                 var potential = potentialEdges_3[_i];
-                if (potential.fullPano) {
+                if (potential.croppedPano || potential.fullPano) {
                     continue;
                 }
                 if (potential.distance > this._settings.turnMaxDistance) {
@@ -34964,6 +36560,9 @@ var EdgeCalculator = (function () {
     /**
      * Computes the pano edges for a perspective node.
      *
+     * @description Perspective to pano edge targets can only be
+     * full pano nodes. Returns an empty array for cropped and full panoramas.
+     *
      * @param {Node} node - Source node.
      * @param {Array<IPotentialEdge>} potentialEdges - Potential edges.
      * @throws {ArgumentMapillaryError} If node is not full.
@@ -34972,7 +36571,7 @@ var EdgeCalculator = (function () {
         if (!node.full) {
             throw new Error_1.ArgumentMapillaryError("Node has to be full.");
         }
-        if (node.fullPano) {
+        if (node.pano) {
             return [];
         }
         var lowestScore = Number.MAX_VALUE;
@@ -35007,7 +36606,12 @@ var EdgeCalculator = (function () {
         ];
     };
     /**
-     * Computes the pano and step edges for a pano node.
+     * Computes the full pano and step edges for a full pano node.
+     *
+     * @description Pano to pano edge targets can only be
+     * full pano nodes. Pano to step edge targets can only be perspective
+     * nodes.
+     * Returns an empty array for cropped panoramas and perspective nodes.
      *
      * @param {Node} node - Source node.
      * @param {Array<IPotentialEdge>} potentialEdges - Potential edges.
@@ -35035,6 +36639,9 @@ var EdgeCalculator = (function () {
                 potentialPanos.push(potential);
             }
             else {
+                if (potential.croppedPano) {
+                    continue;
+                }
                 for (var k in this._directions.panos) {
                     if (!this._directions.panos.hasOwnProperty(k)) {
                         continue;
@@ -35175,7 +36782,7 @@ var EdgeCalculator = (function () {
 exports.EdgeCalculator = EdgeCalculator;
 exports.default = EdgeCalculator;
 
-},{"../../Edge":227,"../../Error":228,"../../Geo":229,"three":176}],320:[function(require,module,exports){
+},{"../../Edge":231,"../../Error":232,"../../Geo":233,"three":180}],339:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var EdgeCalculatorCoefficients = (function () {
@@ -35201,7 +36808,7 @@ var EdgeCalculatorCoefficients = (function () {
 exports.EdgeCalculatorCoefficients = EdgeCalculatorCoefficients;
 exports.default = EdgeCalculatorCoefficients;
 
-},{}],321:[function(require,module,exports){
+},{}],340:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Edge_1 = require("../../Edge");
@@ -35274,7 +36881,7 @@ var EdgeCalculatorDirections = (function () {
 }());
 exports.EdgeCalculatorDirections = EdgeCalculatorDirections;
 
-},{"../../Edge":227}],322:[function(require,module,exports){
+},{"../../Edge":231}],341:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var EdgeCalculatorSettings = (function () {
@@ -35311,7 +36918,7 @@ var EdgeCalculatorSettings = (function () {
 exports.EdgeCalculatorSettings = EdgeCalculatorSettings;
 exports.default = EdgeCalculatorSettings;
 
-},{}],323:[function(require,module,exports){
+},{}],342:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 /**
@@ -35369,7 +36976,7 @@ var EdgeDirection;
     EdgeDirection[EdgeDirection["Similar"] = 10] = "Similar";
 })(EdgeDirection = exports.EdgeDirection || (exports.EdgeDirection = {}));
 
-},{}],324:[function(require,module,exports){
+},{}],343:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -35557,7 +37164,7 @@ var DOMRenderer = (function () {
 exports.DOMRenderer = DOMRenderer;
 exports.default = DOMRenderer;
 
-},{"../Render":232,"rxjs/Subject":34,"rxjs/add/operator/combineLatest":53,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/pluck":70,"rxjs/add/operator/scan":73,"underscore":178,"virtual-dom":182}],325:[function(require,module,exports){
+},{"../Render":236,"rxjs/Subject":34,"rxjs/add/operator/combineLatest":53,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/pluck":70,"rxjs/add/operator/scan":74,"underscore":182,"virtual-dom":186}],344:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var GLRenderStage;
@@ -35567,7 +37174,7 @@ var GLRenderStage;
 })(GLRenderStage = exports.GLRenderStage || (exports.GLRenderStage = {}));
 exports.default = GLRenderStage;
 
-},{}],326:[function(require,module,exports){
+},{}],345:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -35585,8 +37192,9 @@ require("rxjs/add/operator/scan");
 require("rxjs/add/operator/share");
 require("rxjs/add/operator/startWith");
 var Render_1 = require("../Render");
+var Utils_1 = require("../Utils");
 var GLRenderer = (function () {
-    function GLRenderer(canvasContainer, renderService) {
+    function GLRenderer(canvasContainer, renderService, dom) {
         var _this = this;
         this._renderFrame$ = new Subject_1.Subject();
         this._renderCameraOperation$ = new Subject_1.Subject();
@@ -35596,6 +37204,7 @@ var GLRenderer = (function () {
         this._rendererOperation$ = new Subject_1.Subject();
         this._eraserOperation$ = new Subject_1.Subject();
         this._renderService = renderService;
+        this._dom = !!dom ? dom : new Utils_1.DOM();
         this._renderer$ = this._rendererOperation$
             .scan(function (renderer, operation) {
             return operation(renderer);
@@ -35704,14 +37313,16 @@ var GLRenderer = (function () {
         this._webGLRenderer$ = this._render$
             .first()
             .map(function (hash) {
+            var canvas = _this._dom.createElement("canvas", "mapillary-js-canvas");
+            canvas.style.position = "absolute";
+            canvas.setAttribute("tabindex", "0");
+            canvasContainer.appendChild(canvas);
             var element = renderService.element;
-            var webGLRenderer = new THREE.WebGLRenderer();
+            var webGLRenderer = new THREE.WebGLRenderer({ canvas: canvas });
             webGLRenderer.setPixelRatio(window.devicePixelRatio);
             webGLRenderer.setSize(element.offsetWidth, element.offsetHeight);
             webGLRenderer.setClearColor(new THREE.Color(0x202020), 1.0);
             webGLRenderer.autoClear = false;
-            webGLRenderer.domElement.style.position = "absolute";
-            canvasContainer.appendChild(webGLRenderer.domElement);
             return webGLRenderer;
         })
             .publishReplay(1)
@@ -35815,7 +37426,7 @@ var GLRenderer = (function () {
 exports.GLRenderer = GLRenderer;
 exports.default = GLRenderer;
 
-},{"../Render":232,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/scan":73,"rxjs/add/operator/share":74,"rxjs/add/operator/startWith":78,"three":176}],327:[function(require,module,exports){
+},{"../Render":236,"../Utils":240,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/scan":74,"rxjs/add/operator/share":75,"rxjs/add/operator/startWith":79,"three":180}],346:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -35903,7 +37514,6 @@ var RenderCamera = (function () {
         this._perspective.lookAt(camera.lookat);
         this._perspective.updateMatrix();
         this._perspective.updateMatrixWorld(false);
-        this._perspective.matrixWorldInverse.getInverse(this._perspective.matrixWorld);
         this._changed = true;
     };
     RenderCamera.prototype.updateRotation = function (camera) {
@@ -35942,7 +37552,7 @@ var RenderCamera = (function () {
 exports.RenderCamera = RenderCamera;
 exports.default = RenderCamera;
 
-},{"../Geo":229,"../Render":232,"three":176}],328:[function(require,module,exports){
+},{"../Geo":233,"../Render":236,"three":180}],347:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 /**
@@ -35978,7 +37588,7 @@ var RenderMode;
 })(RenderMode = exports.RenderMode || (exports.RenderMode = {}));
 exports.default = RenderMode;
 
-},{}],329:[function(require,module,exports){
+},{}],348:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -36154,7 +37764,7 @@ var RenderService = (function () {
 exports.RenderService = RenderService;
 exports.default = RenderService;
 
-},{"../Geo":229,"../Render":232,"rxjs/BehaviorSubject":26,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/do":59,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":73,"rxjs/add/operator/skip":75,"rxjs/add/operator/startWith":78,"rxjs/add/operator/withLatestFrom":83}],330:[function(require,module,exports){
+},{"../Geo":233,"../Render":236,"rxjs/BehaviorSubject":26,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/do":59,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":74,"rxjs/add/operator/skip":76,"rxjs/add/operator/startWith":79,"rxjs/add/operator/withLatestFrom":85}],349:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var State;
@@ -36164,7 +37774,7 @@ var State;
 })(State = exports.State || (exports.State = {}));
 exports.default = State;
 
-},{}],331:[function(require,module,exports){
+},{}],350:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var State_1 = require("../State");
@@ -36339,6 +37949,9 @@ var StateContext = (function () {
     StateContext.prototype.rotateBasicUnbounded = function (basicRotation) {
         this._state.rotateBasicUnbounded(basicRotation);
     };
+    StateContext.prototype.rotateBasicWithoutInertia = function (basicRotation) {
+        this._state.rotateBasicWithoutInertia(basicRotation);
+    };
     StateContext.prototype.rotateToBasic = function (basic) {
         this._state.rotateToBasic(basic);
     };
@@ -36355,7 +37968,7 @@ var StateContext = (function () {
 }());
 exports.StateContext = StateContext;
 
-},{"../Geo":229,"../State":233}],332:[function(require,module,exports){
+},{"../Geo":233,"../State":237}],351:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var BehaviorSubject_1 = require("rxjs/BehaviorSubject");
@@ -36683,6 +38296,10 @@ var StateService = (function () {
         this._inMotionOperation$.next(true);
         this._invokeContextOperation(function (context) { context.rotateBasicUnbounded(basicRotation); });
     };
+    StateService.prototype.rotateBasicWithoutInertia = function (basicRotation) {
+        this._inMotionOperation$.next(true);
+        this._invokeContextOperation(function (context) { context.rotateBasicWithoutInertia(basicRotation); });
+    };
     StateService.prototype.rotateToBasic = function (basic) {
         this._inMotionOperation$.next(true);
         this._invokeContextOperation(function (context) { context.rotateToBasic(basic); });
@@ -36755,7 +38372,7 @@ var StateService = (function () {
 }());
 exports.StateService = StateService;
 
-},{"../State":233,"rxjs/BehaviorSubject":26,"rxjs/Subject":34,"rxjs/add/operator/bufferCount":50,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/do":59,"rxjs/add/operator/filter":61,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"rxjs/add/operator/pairwise":69,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":73,"rxjs/add/operator/startWith":78,"rxjs/add/operator/switchMap":79,"rxjs/add/operator/withLatestFrom":83,"rxjs/util/AnimationFrame":157}],333:[function(require,module,exports){
+},{"../State":237,"rxjs/BehaviorSubject":26,"rxjs/Subject":34,"rxjs/add/operator/bufferCount":50,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/do":59,"rxjs/add/operator/filter":61,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"rxjs/add/operator/pairwise":69,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":74,"rxjs/add/operator/startWith":79,"rxjs/add/operator/switchMap":80,"rxjs/add/operator/withLatestFrom":85,"rxjs/util/AnimationFrame":161}],352:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -37069,7 +38686,7 @@ var StateBase = (function () {
 }());
 exports.StateBase = StateBase;
 
-},{"../../Error":228,"../../Geo":229}],334:[function(require,module,exports){
+},{"../../Error":232,"../../Geo":233}],353:[function(require,module,exports){
 "use strict";
 /// <reference path="../../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -37263,6 +38880,20 @@ var TraversingState = (function (_super) {
             this._requestedBasicRotationUnbounded = basicRotation.slice();
         }
     };
+    TraversingState.prototype.rotateBasicWithoutInertia = function (basic) {
+        if (this._currentNode == null) {
+            return;
+        }
+        this._desiredZoom = this._zoom;
+        this._desiredLookat = null;
+        this._requestedRotationDelta = null;
+        this._requestedBasicRotation = null;
+        var threshold = 0.05 / Math.pow(2, this._zoom);
+        var basicRotation = basic.slice();
+        basicRotation[0] = this._spatial.clamp(basicRotation[0], -threshold, threshold);
+        basicRotation[1] = this._spatial.clamp(basicRotation[1], -threshold, threshold);
+        this._applyRotationBasic(basicRotation);
+    };
     TraversingState.prototype.rotateToBasic = function (basic) {
         if (this._currentNode == null) {
             return;
@@ -37371,7 +39002,7 @@ var TraversingState = (function (_super) {
         }
         this._updateRotationBasic();
         if (this._basicRotation[0] !== 0 || this._basicRotation[1] !== 0) {
-            this._applyRotationBasic();
+            this._applyRotationBasic(this._basicRotation);
         }
         this._updateZoom(animationSpeed);
         this._updateLookat(animationSpeed);
@@ -37420,7 +39051,7 @@ var TraversingState = (function (_super) {
         offset.applyQuaternion(qInverse);
         camera.lookat.copy(camera.position).add(offset.multiplyScalar(length));
     };
-    TraversingState.prototype._applyRotationBasic = function () {
+    TraversingState.prototype._applyRotationBasic = function (basicRotation) {
         var currentNode = this._currentNode;
         var previousNode = this._previousNode != null ?
             this.previousNode :
@@ -37436,30 +39067,30 @@ var TraversingState = (function (_super) {
         var currentGPano = currentTransform.gpano;
         var previousGPano = previousTransform.gpano;
         if (currentNode.fullPano) {
-            currentBasic[0] = this._spatial.wrap(currentBasic[0] + this._basicRotation[0], 0, 1);
-            currentBasic[1] = this._spatial.clamp(currentBasic[1] + this._basicRotation[1], 0.05, 0.95);
+            currentBasic[0] = this._spatial.wrap(currentBasic[0] + basicRotation[0], 0, 1);
+            currentBasic[1] = this._spatial.clamp(currentBasic[1] + basicRotation[1], 0.05, 0.95);
         }
         else if (currentGPano != null &&
             currentTransform.gpano.CroppedAreaImageWidthPixels === currentTransform.gpano.FullPanoWidthPixels) {
-            currentBasic[0] = this._spatial.wrap(currentBasic[0] + this._basicRotation[0], 0, 1);
-            currentBasic[1] = this._spatial.clamp(currentBasic[1] + this._basicRotation[1], 0, 1);
+            currentBasic[0] = this._spatial.wrap(currentBasic[0] + basicRotation[0], 0, 1);
+            currentBasic[1] = this._spatial.clamp(currentBasic[1] + basicRotation[1], 0, 1);
         }
         else {
-            currentBasic[0] = this._spatial.clamp(currentBasic[0] + this._basicRotation[0], 0, 1);
-            currentBasic[1] = this._spatial.clamp(currentBasic[1] + this._basicRotation[1], 0, 1);
+            currentBasic[0] = this._spatial.clamp(currentBasic[0] + basicRotation[0], 0, 1);
+            currentBasic[1] = this._spatial.clamp(currentBasic[1] + basicRotation[1], 0, 1);
         }
         if (previousNode.fullPano) {
-            previousBasic[0] = this._spatial.wrap(previousBasic[0] + this._basicRotation[0], 0, 1);
-            previousBasic[1] = this._spatial.clamp(previousBasic[1] + this._basicRotation[1], 0.05, 0.95);
+            previousBasic[0] = this._spatial.wrap(previousBasic[0] + basicRotation[0], 0, 1);
+            previousBasic[1] = this._spatial.clamp(previousBasic[1] + basicRotation[1], 0.05, 0.95);
         }
         else if (previousGPano != null &&
             previousTransform.gpano.CroppedAreaImageWidthPixels === previousTransform.gpano.FullPanoWidthPixels) {
-            previousBasic[0] = this._spatial.wrap(previousBasic[0] + this._basicRotation[0], 0, 1);
-            previousBasic[1] = this._spatial.clamp(previousBasic[1] + this._basicRotation[1], 0, 1);
+            previousBasic[0] = this._spatial.wrap(previousBasic[0] + basicRotation[0], 0, 1);
+            previousBasic[1] = this._spatial.clamp(previousBasic[1] + basicRotation[1], 0, 1);
         }
         else {
-            previousBasic[0] = this._spatial.clamp(previousBasic[0] + this._basicRotation[0], 0, 1);
-            previousBasic[1] = this._spatial.clamp(currentBasic[1] + this._basicRotation[1], 0, 1);
+            previousBasic[0] = this._spatial.clamp(previousBasic[0] + basicRotation[0], 0, 1);
+            previousBasic[1] = this._spatial.clamp(currentBasic[1] + basicRotation[1], 0, 1);
         }
         var currentLookat = currentTransform.unprojectBasic(currentBasic, this._lookatDepth);
         currentCamera.lookat.fromArray(currentLookat);
@@ -37600,7 +39231,7 @@ var TraversingState = (function (_super) {
 }(State_1.StateBase));
 exports.TraversingState = TraversingState;
 
-},{"../../State":233,"@mapbox/unitbezier":2,"three":176}],335:[function(require,module,exports){
+},{"../../State":237,"@mapbox/unitbezier":2,"three":180}],354:[function(require,module,exports){
 "use strict";
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -37618,6 +39249,7 @@ var WaitingState = (function (_super) {
     __extends(WaitingState, _super);
     function WaitingState(state) {
         var _this = _super.call(this, state) || this;
+        _this._zoom = 0;
         _this._adjustCameras();
         _this._motionless = _this._motionlessTransition();
         return _this;
@@ -37639,6 +39271,7 @@ var WaitingState = (function (_super) {
     WaitingState.prototype.rotate = function (delta) { return; };
     WaitingState.prototype.rotateBasic = function (basicRotation) { return; };
     WaitingState.prototype.rotateBasicUnbounded = function (basicRotation) { return; };
+    WaitingState.prototype.rotateBasicWithoutInertia = function (basicRotation) { return; };
     WaitingState.prototype.rotateToBasic = function (basic) { return; };
     WaitingState.prototype.zoomIn = function (delta, reference) { return; };
     WaitingState.prototype.move = function (delta) {
@@ -37676,7 +39309,7 @@ var WaitingState = (function (_super) {
 }(State_1.StateBase));
 exports.WaitingState = WaitingState;
 
-},{"../../State":233}],336:[function(require,module,exports){
+},{"../../State":237}],355:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Observable_1 = require("rxjs/Observable");
@@ -37768,7 +39401,7 @@ var ImageTileLoader = (function () {
 exports.ImageTileLoader = ImageTileLoader;
 exports.default = ImageTileLoader;
 
-},{"rxjs/Observable":29}],337:[function(require,module,exports){
+},{"rxjs/Observable":29}],356:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 /**
@@ -37836,7 +39469,7 @@ var ImageTileStore = (function () {
 exports.ImageTileStore = ImageTileStore;
 exports.default = ImageTileStore;
 
-},{}],338:[function(require,module,exports){
+},{}],357:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -37977,7 +39610,7 @@ var RegionOfInterestCalculator = (function () {
 exports.RegionOfInterestCalculator = RegionOfInterestCalculator;
 exports.default = RegionOfInterestCalculator;
 
-},{"../Geo":229}],339:[function(require,module,exports){
+},{"../Geo":233}],358:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -38164,7 +39797,7 @@ var TextureProvider = (function () {
         var width = 1 / this._roi.pixelWidth;
         var height = 1 / this._roi.pixelHeight;
         var size = Math.max(height, width);
-        var currentLevel = Math.max(0, Math.min(this._maxLevel, Math.round(Math.log(size) / Math.log(2) + 0.25)));
+        var currentLevel = Math.max(0, Math.min(this._maxLevel, Math.ceil(Math.log(size) / Math.log(2))));
         if (currentLevel !== this._currentLevel) {
             this.abort();
             this._currentLevel = currentLevel;
@@ -38174,7 +39807,7 @@ var TextureProvider = (function () {
             this._renderedCurrentLevelTiles = {};
             for (var _i = 0, _a = this._renderedTiles[this._currentLevel]; _i < _a.length; _i++) {
                 var tile = _a[_i];
-                this._renderedCurrentLevelTiles[this._tileKey(tile)] = true;
+                this._renderedCurrentLevelTiles[this._tileKey(this._tileSize, tile)] = true;
             }
         }
         var topLeft = this._getTileCoords([this._roi.bbox.minX, this._roi.bbox.minY]);
@@ -38202,6 +39835,9 @@ var TextureProvider = (function () {
         }
         this._fetchTiles(tiles);
     };
+    TextureProvider.prototype.setTileSize = function (tileSize) {
+        this._tileSize = tileSize;
+    };
     /**
      * Update the image used as background for the texture.
      *
@@ -38232,7 +39868,7 @@ var TextureProvider = (function () {
         var tile$ = getTile[0];
         var abort = getTile[1];
         this._abortFunctions.push(abort);
-        var tileKey = this._tileKey(tile);
+        var tileKey = this._tileKey(this._tileSize, tile);
         var subscription = tile$
             .subscribe(function (image) {
             _this._renderToTarget(x, y, w, h, image);
@@ -38264,7 +39900,7 @@ var TextureProvider = (function () {
         var tileSize = this._tileSize * Math.pow(2, this._maxLevel - this._currentLevel);
         for (var _i = 0, tiles_1 = tiles; _i < tiles_1.length; _i++) {
             var tile = tiles_1[_i];
-            var tileKey = this._tileKey(tile);
+            var tileKey = this._tileKey(this._tileSize, tile);
             if (tileKey in this._renderedCurrentLevelTiles ||
                 tileKey in this._tileSubscriptions) {
                 continue;
@@ -38436,7 +40072,7 @@ var TextureProvider = (function () {
             }
         }
         this._renderedTiles[level].push(tile);
-        this._renderedCurrentLevelTiles[this._tileKey(tile)] = true;
+        this._renderedCurrentLevelTiles[this._tileKey(this._tileSize, tile)] = true;
     };
     /**
      * Create a tile key from a tile coordinates.
@@ -38444,17 +40080,47 @@ var TextureProvider = (function () {
      * @description Tile keys are used as a hash for
      * storing the tile in a dictionary.
      *
+     * @param {number} tileSize - The tile size.
      * @param {Arrary<number>} tile - The tile coordinates.
      */
-    TextureProvider.prototype._tileKey = function (tile) {
-        return tile[0] + "-" + tile[1];
+    TextureProvider.prototype._tileKey = function (tileSize, tile) {
+        return tileSize + "-" + tile[0] + "-" + tile[1];
     };
     return TextureProvider;
 }());
 exports.TextureProvider = TextureProvider;
 exports.default = TextureProvider;
 
-},{"rxjs/Subject":34,"three":176}],340:[function(require,module,exports){
+},{"rxjs/Subject":34,"three":180}],359:[function(require,module,exports){
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var DOM = (function () {
+    function DOM(doc) {
+        this._document = !!doc ? doc : document;
+    }
+    Object.defineProperty(DOM.prototype, "document", {
+        get: function () {
+            return this._document;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    DOM.prototype.createElement = function (tagName, className, container) {
+        var element = this._document.createElement(tagName);
+        if (!!className) {
+            element.className = className;
+        }
+        if (!!container) {
+            container.appendChild(element);
+        }
+        return element;
+    };
+    return DOM;
+}());
+exports.DOM = DOM;
+exports.default = DOM;
+
+},{}],360:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var EventEmitter = (function () {
@@ -38513,7 +40179,7 @@ var EventEmitter = (function () {
 exports.EventEmitter = EventEmitter;
 exports.default = EventEmitter;
 
-},{}],341:[function(require,module,exports){
+},{}],361:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Viewer_1 = require("../Viewer");
@@ -38557,7 +40223,72 @@ var Settings = (function () {
 exports.Settings = Settings;
 exports.default = Settings;
 
-},{"../Viewer":236}],342:[function(require,module,exports){
+},{"../Viewer":241}],362:[function(require,module,exports){
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+function isBrowser() {
+    return typeof window !== "undefined" && typeof document !== "undefined";
+}
+exports.isBrowser = isBrowser;
+function isArraySupported() {
+    return !!(Array.prototype &&
+        Array.prototype.filter &&
+        Array.prototype.indexOf &&
+        Array.prototype.map);
+}
+exports.isArraySupported = isArraySupported;
+function isFunctionSupported() {
+    return !!(Function.prototype && Function.prototype.bind);
+}
+exports.isFunctionSupported = isFunctionSupported;
+function isJSONSupported() {
+    return "JSON" in window && "parse" in JSON && "stringify" in JSON;
+}
+exports.isJSONSupported = isJSONSupported;
+function isObjectSupported() {
+    return !!(Object.keys &&
+        Object.assign);
+}
+exports.isObjectSupported = isObjectSupported;
+var isWebGLSupportedCache = undefined;
+function isWebGLSupportedCached() {
+    if (isWebGLSupportedCache === undefined) {
+        isWebGLSupportedCache = isWebGLSupported();
+    }
+    return isWebGLSupportedCache;
+}
+exports.isWebGLSupportedCached = isWebGLSupportedCached;
+function isWebGLSupported() {
+    var webGLContextAttributes = {
+        alpha: false,
+        antialias: false,
+        depth: true,
+        failIfMajorPerformanceCaveat: false,
+        premultipliedAlpha: true,
+        preserveDrawingBuffer: false,
+        stencil: true,
+    };
+    var canvas = document.createElement("canvas");
+    var context = canvas.getContext("webgl", webGLContextAttributes) ||
+        canvas.getContext("experimental-webgl", webGLContextAttributes);
+    if (!context) {
+        return false;
+    }
+    var requiredExtensions = [
+        "OES_standard_derivatives",
+    ];
+    var supportedExtensions = context.getSupportedExtensions();
+    for (var _i = 0, requiredExtensions_1 = requiredExtensions; _i < requiredExtensions_1.length; _i++) {
+        var requiredExtension = requiredExtensions_1[_i];
+        if (supportedExtensions.indexOf(requiredExtension) === -1) {
+            return false;
+        }
+    }
+    return true;
+}
+exports.isWebGLSupported = isWebGLSupported;
+
+},{}],363:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Urls = (function () {
@@ -38598,7 +40329,7 @@ var Urls = (function () {
 exports.Urls = Urls;
 exports.default = Urls;
 
-},{}],343:[function(require,module,exports){
+},{}],364:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 /**
@@ -38647,7 +40378,7 @@ var Alignment;
 })(Alignment = exports.Alignment || (exports.Alignment = {}));
 exports.default = Alignment;
 
-},{}],344:[function(require,module,exports){
+},{}],365:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 require("rxjs/add/operator/bufferCount");
@@ -38704,19 +40435,22 @@ var CacheService = (function () {
 exports.CacheService = CacheService;
 exports.default = CacheService;
 
-},{"rxjs/add/operator/bufferCount":50,"rxjs/add/operator/delay":56,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/map":65,"rxjs/add/operator/switchMap":79}],345:[function(require,module,exports){
+},{"rxjs/add/operator/bufferCount":50,"rxjs/add/operator/delay":56,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/map":65,"rxjs/add/operator/switchMap":80}],366:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Component_1 = require("../Component");
 var ComponentController = (function () {
-    function ComponentController(container, navigator, observer, key, options) {
+    function ComponentController(container, navigator, observer, key, options, componentService) {
         var _this = this;
         this._container = container;
         this._observer = observer;
         this._navigator = navigator;
         this._options = options != null ? options : {};
         this._key = key;
-        this._componentService = new Component_1.ComponentService(this._container, this._navigator);
+        this._navigable = key == null;
+        this._componentService = !!componentService ?
+            componentService :
+            new Component_1.ComponentService(this._container, this._navigator);
         this._coverComponent = this._componentService.getCover();
         this._initializeComponents();
         if (key) {
@@ -38731,13 +40465,20 @@ var ComponentController = (function () {
                 .subscribe(function (k) {
                 _this._key = k;
                 _this._componentService.deactivateCover();
-                _this._coverComponent.configure({ key: _this._key, loading: false, visible: false });
+                _this._coverComponent.configure({ key: _this._key, state: Component_1.CoverState.Hidden });
                 _this._subscribeCoverComponent();
                 _this._navigator.stateService.start();
                 _this._observer.startEmit();
             });
         }
     }
+    Object.defineProperty(ComponentController.prototype, "navigable", {
+        get: function () {
+            return this._navigable;
+        },
+        enumerable: true,
+        configurable: true
+    });
     ComponentController.prototype.get = function (name) {
         return this._componentService.get(name);
     };
@@ -38745,13 +40486,13 @@ var ComponentController = (function () {
         this._componentService.activate(name);
     };
     ComponentController.prototype.activateCover = function () {
-        this._coverComponent.configure({ loading: false, visible: true });
+        this._coverComponent.configure({ state: Component_1.CoverState.Visible });
     };
     ComponentController.prototype.deactivate = function (name) {
         this._componentService.deactivate(name);
     };
     ComponentController.prototype.deactivateCover = function () {
-        this._coverComponent.configure({ loading: true, visible: true });
+        this._coverComponent.configure({ state: Component_1.CoverState.Loading });
     };
     ComponentController.prototype.resize = function () {
         this._componentService.resize();
@@ -38788,14 +40529,25 @@ var ComponentController = (function () {
             this.deactivateCover();
         }
     };
+    ComponentController.prototype._setNavigable = function (navigable) {
+        if (this._navigable === navigable) {
+            return;
+        }
+        this._navigable = navigable;
+        this._observer.navigable$.next(navigable);
+    };
     ComponentController.prototype._subscribeCoverComponent = function () {
         var _this = this;
         this._coverComponent.configuration$.subscribe(function (conf) {
-            if (conf.loading) {
+            if (conf.state === Component_1.CoverState.Loading) {
                 _this._navigator.stateService.currentKey$
                     .first()
                     .switchMap(function (key) {
-                    return key == null || key !== conf.key ?
+                    var keyChanged = key == null || key !== conf.key;
+                    if (keyChanged) {
+                        _this._setNavigable(false);
+                    }
+                    return keyChanged ?
                         _this._navigator.moveToKey$(conf.key) :
                         _this._navigator.stateService.currentNode$
                             .first();
@@ -38803,17 +40555,19 @@ var ComponentController = (function () {
                     .subscribe(function (node) {
                     _this._navigator.stateService.start();
                     _this._observer.startEmit();
-                    _this._coverComponent.configure({ loading: false, visible: false });
+                    _this._coverComponent.configure({ state: Component_1.CoverState.Hidden });
                     _this._componentService.deactivateCover();
+                    _this._setNavigable(true);
                 }, function (error) {
                     console.error("Failed to deactivate cover.", error);
-                    _this._coverComponent.configure({ loading: false, visible: true });
+                    _this._coverComponent.configure({ state: Component_1.CoverState.Visible });
                 });
             }
-            else if (conf.visible) {
+            else if (conf.state === Component_1.CoverState.Visible) {
                 _this._observer.stopEmit();
                 _this._navigator.stateService.stop();
                 _this._componentService.activateCover();
+                _this._setNavigable(conf.key == null);
             }
         });
     };
@@ -38855,29 +40609,28 @@ var ComponentController = (function () {
 }());
 exports.ComponentController = ComponentController;
 
-},{"../Component":226}],346:[function(require,module,exports){
+},{"../Component":230}],367:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Render_1 = require("../Render");
+var Utils_1 = require("../Utils");
 var Viewer_1 = require("../Viewer");
 var Container = (function () {
-    function Container(id, stateService, options) {
+    function Container(id, stateService, options, dom) {
         this.id = id;
-        this._container = document.getElementById(id);
+        this._dom = !!dom ? dom : new Utils_1.DOM();
+        this._container = this._dom.document.getElementById(id);
         if (!this._container) {
             throw new Error("Container '" + id + "' not found.");
         }
         this._container.classList.add("mapillary-js");
-        this._canvasContainer = document.createElement("div");
-        this._canvasContainer.className = "mapillary-js-interactive";
-        this._domContainer = document.createElement("div");
-        this._domContainer.className = "mapillary-js-dom";
-        this._container.appendChild(this._canvasContainer);
-        this._container.appendChild(this._domContainer);
+        this._canvasContainer = this._dom.createElement("div", "mapillary-js-interactive", this._container);
+        this._domContainer = this._dom.createElement("div", "mapillary-js-dom", this._container);
         this.renderService = new Render_1.RenderService(this._container, stateService.currentState$, options.renderMode);
-        this.glRenderer = new Render_1.GLRenderer(this._canvasContainer, this.renderService);
+        this.glRenderer = new Render_1.GLRenderer(this._canvasContainer, this.renderService, this._dom);
         this.domRenderer = new Render_1.DOMRenderer(this._domContainer, this.renderService, stateService.currentState$);
-        this.mouseService = new Viewer_1.MouseService(this._canvasContainer, this._domContainer);
+        this.keyboardService = new Viewer_1.KeyboardService(this._canvasContainer);
+        this.mouseService = new Viewer_1.MouseService(this._container, this._canvasContainer, this._domContainer, document);
         this.touchService = new Viewer_1.TouchService(this._canvasContainer, this._domContainer);
         this.spriteService = new Viewer_1.SpriteService(options.sprite);
     }
@@ -38890,7 +40643,7 @@ var Container = (function () {
     });
     Object.defineProperty(Container.prototype, "canvasContainer", {
         get: function () {
-            return this.canvasContainer;
+            return this._canvasContainer;
         },
         enumerable: true,
         configurable: true
@@ -38900,7 +40653,7 @@ var Container = (function () {
 exports.Container = Container;
 exports.default = Container;
 
-},{"../Render":232,"../Viewer":236}],347:[function(require,module,exports){
+},{"../Render":236,"../Utils":240,"../Viewer":241}],368:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 /**
@@ -38929,7 +40682,27 @@ var ImageSize;
     ImageSize[ImageSize["Size2048"] = 2048] = "Size2048";
 })(ImageSize = exports.ImageSize || (exports.ImageSize = {}));
 
-},{}],348:[function(require,module,exports){
+},{}],369:[function(require,module,exports){
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var Observable_1 = require("rxjs/Observable");
+var KeyboardService = (function () {
+    function KeyboardService(canvasContainer) {
+        this._keyDown$ = Observable_1.Observable.fromEvent(canvasContainer, "keydown");
+    }
+    Object.defineProperty(KeyboardService.prototype, "keyDown$", {
+        get: function () {
+            return this._keyDown$;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    return KeyboardService;
+}());
+exports.KeyboardService = KeyboardService;
+exports.default = KeyboardService;
+
+},{"rxjs/Observable":29}],370:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -38988,7 +40761,7 @@ var LoadingService = (function () {
 exports.LoadingService = LoadingService;
 exports.default = LoadingService;
 
-},{"rxjs/Subject":34,"rxjs/add/operator/debounceTime":55,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/map":65,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":73,"rxjs/add/operator/startWith":78,"underscore":178}],349:[function(require,module,exports){
+},{"rxjs/Subject":34,"rxjs/add/operator/debounceTime":55,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/map":65,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":74,"rxjs/add/operator/startWith":79,"underscore":182}],371:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var BehaviorSubject_1 = require("rxjs/BehaviorSubject");
@@ -39006,7 +40779,7 @@ require("rxjs/add/operator/switchMap");
 require("rxjs/add/operator/withLatestFrom");
 var Geo_1 = require("../Geo");
 var MouseService = (function () {
-    function MouseService(canvasContainer, domContainer, viewportCoords) {
+    function MouseService(container, canvasContainer, domContainer, doc, viewportCoords) {
         var _this = this;
         this._canvasContainer = canvasContainer;
         this._domContainer = domContainer;
@@ -39017,8 +40790,37 @@ var MouseService = (function () {
             .publishReplay(1)
             .refCount();
         this._claimMouse$ = new Subject_1.Subject();
-        this._documentMouseMove$ = Observable_1.Observable.fromEvent(document, "mousemove");
-        this._documentMouseUp$ = Observable_1.Observable.fromEvent(document, "mouseup");
+        this._claimWheel$ = new Subject_1.Subject();
+        this._deferPixelClaims$ = new Subject_1.Subject();
+        this._deferPixels$ = this._deferPixelClaims$
+            .scan(function (claims, claim) {
+            if (claim.deferPixels == null) {
+                delete claims[claim.name];
+            }
+            else {
+                claims[claim.name] = claim.deferPixels;
+            }
+            return claims;
+        }, {})
+            .map(function (claims) {
+            var deferPixelMax = -1;
+            for (var key in claims) {
+                if (!claims.hasOwnProperty(key)) {
+                    continue;
+                }
+                var deferPixels = claims[key];
+                if (deferPixels > deferPixelMax) {
+                    deferPixelMax = deferPixels;
+                }
+            }
+            return deferPixelMax;
+        })
+            .startWith(-1)
+            .publishReplay(1)
+            .refCount();
+        this._deferPixels$.subscribe(function () { });
+        this._documentMouseMove$ = Observable_1.Observable.fromEvent(doc, "mousemove");
+        this._documentMouseUp$ = Observable_1.Observable.fromEvent(doc, "mouseup");
         this._mouseDown$ = Observable_1.Observable.fromEvent(canvasContainer, "mousedown");
         this._mouseLeave$ = Observable_1.Observable.fromEvent(canvasContainer, "mouseleave");
         this._mouseMove$ = Observable_1.Observable.fromEvent(canvasContainer, "mousemove");
@@ -39027,24 +40829,33 @@ var MouseService = (function () {
         this._mouseOver$ = Observable_1.Observable.fromEvent(canvasContainer, "mouseover");
         this._domMouseDown$ = Observable_1.Observable.fromEvent(domContainer, "mousedown");
         this._domMouseMove$ = Observable_1.Observable.fromEvent(domContainer, "mousemove");
-        Observable_1.Observable
-            .merge(this._domMouseDown$, this._domMouseMove$)
-            .subscribe(function (event) {
-            event.preventDefault();
-        });
         this._click$ = Observable_1.Observable.fromEvent(canvasContainer, "click");
-        this._dblClick$ = Observable_1.Observable.fromEvent(canvasContainer, "dblclick");
-        this._dblClick$
-            .subscribe(function (event) {
-            event.preventDefault();
-        });
         this._contextMenu$ = Observable_1.Observable.fromEvent(canvasContainer, "contextmenu");
-        this._contextMenu$
+        this._dblClick$ = Observable_1.Observable
+            .merge(Observable_1.Observable.fromEvent(container, "click"), Observable_1.Observable.fromEvent(canvasContainer, "dblclick"))
+            .bufferCount(3, 1)
+            .filter(function (events) {
+            var event1 = events[0];
+            var event2 = events[1];
+            var event3 = events[2];
+            return event1.type === "click" &&
+                event2.type === "click" &&
+                event3.type === "dblclick" &&
+                event1.target.parentNode === canvasContainer &&
+                event2.target.parentNode === canvasContainer;
+        })
+            .map(function (events) {
+            return events[2];
+        })
+            .share();
+        Observable_1.Observable
+            .merge(this._domMouseDown$, this._domMouseMove$, this._dblClick$, this._contextMenu$)
             .subscribe(function (event) {
             event.preventDefault();
         });
         this._mouseWheel$ = Observable_1.Observable
-            .merge(Observable_1.Observable.fromEvent(canvasContainer, "wheel"), Observable_1.Observable.fromEvent(domContainer, "wheel"));
+            .merge(Observable_1.Observable.fromEvent(canvasContainer, "wheel"), Observable_1.Observable.fromEvent(domContainer, "wheel"))
+            .share();
         this._consistentContextMenu$ = Observable_1.Observable
             .merge(this._mouseDown$, this._mouseMove$, this._mouseOut$, this._mouseUp$, this._contextMenu$)
             .bufferCount(3, 1)
@@ -39064,80 +40875,43 @@ var MouseService = (function () {
             return e.button === 0;
         }))
             .share();
-        var leftButtonDown$ = this._mouseDown$
-            .filter(function (e) {
-            return e.button === 0;
-        })
-            .share();
-        this._mouseDragStart$ = leftButtonDown$
-            .mergeMap(function (e) {
-            return _this._documentMouseMove$
-                .takeUntil(dragStop$)
+        var mouseDragInitiate$ = this._createMouseDragInitiate$(this._mouseDown$, dragStop$, true).share();
+        this._mouseDragStart$ = this._createMouseDragStart$(mouseDragInitiate$).share();
+        this._mouseDrag$ = this._createMouseDrag$(mouseDragInitiate$, dragStop$).share();
+        this._mouseDragEnd$ = this._createMouseDragEnd$(this._mouseDragStart$, dragStop$).share();
+        var domMouseDragInitiate$ = this._createMouseDragInitiate$(this._domMouseDown$, dragStop$, false).share();
+        this._domMouseDragStart$ = this._createMouseDragStart$(domMouseDragInitiate$).share();
+        this._domMouseDrag$ = this._createMouseDrag$(domMouseDragInitiate$, dragStop$).share();
+        this._domMouseDragEnd$ = this._createMouseDragEnd$(this._domMouseDragStart$, dragStop$).share();
+        this._proximateClick$ = this._mouseDown$
+            .switchMap(function (mouseDown) {
+            return _this._click$
+                .takeUntil(_this._createDeferredMouseMove$(mouseDown, _this._documentMouseMove$))
                 .take(1);
-        });
-        this._mouseDrag$ = leftButtonDown$
-            .mergeMap(function (e) {
-            return _this._documentMouseMove$
-                .skip(1)
-                .takeUntil(dragStop$);
-        });
-        this._mouseDragEnd$ = this._mouseDragStart$
-            .mergeMap(function (e) {
-            return dragStop$.first();
-        });
-        var containerLeftButtonDown$ = this._domMouseDown$
-            .filter(function (e) {
-            return e.button === 0;
         })
             .share();
-        this._domMouseDragStart$ = containerLeftButtonDown$
-            .mergeMap(function (e) {
-            return _this._documentMouseMove$
-                .takeUntil(dragStop$)
-                .take(1);
-        });
-        this._domMouseDrag$ = containerLeftButtonDown$
-            .mergeMap(function (e) {
-            return _this._documentMouseMove$
-                .skip(1)
-                .takeUntil(dragStop$);
-        });
-        this._domMouseDragEnd$ = this._domMouseDragStart$
-            .mergeMap(function (e) {
-            return dragStop$.first();
-        });
         this._staticClick$ = this._mouseDown$
             .switchMap(function (e) {
             return _this._click$
-                .takeUntil(_this._mouseMove$)
+                .takeUntil(_this._documentMouseMove$)
                 .take(1);
-        });
-        this._mouseOwner$ = this._claimMouse$
-            .scan(function (claims, mouseClaim) {
-            if (mouseClaim.zindex == null) {
-                delete claims[mouseClaim.name];
-            }
-            else {
-                claims[mouseClaim.name] = mouseClaim.zindex;
-            }
-            return claims;
-        }, {})
-            .map(function (claims) {
-            var owner = null;
-            var curZ = -1;
-            for (var name_1 in claims) {
-                if (claims.hasOwnProperty(name_1)) {
-                    if (claims[name_1] > curZ) {
-                        curZ = claims[name_1];
-                        owner = name_1;
-                    }
-                }
-            }
-            return owner;
         })
+            .share();
+        this._mouseDragStart$.subscribe();
+        this._mouseDrag$.subscribe();
+        this._mouseDragEnd$.subscribe();
+        this._domMouseDragStart$.subscribe();
+        this._domMouseDrag$.subscribe();
+        this._domMouseDragEnd$.subscribe();
+        this._staticClick$.subscribe();
+        this._mouseOwner$ = this._createOwner$(this._claimMouse$)
+            .publishReplay(1)
+            .refCount();
+        this._wheelOwner$ = this._createOwner$(this._claimWheel$)
             .publishReplay(1)
             .refCount();
         this._mouseOwner$.subscribe(function () { });
+        this._wheelOwner$.subscribe(function () { });
     }
     Object.defineProperty(MouseService.prototype, "active$", {
         get: function () {
@@ -39300,6 +41074,13 @@ var MouseService = (function () {
         enumerable: true,
         configurable: true
     });
+    Object.defineProperty(MouseService.prototype, "proximateClick$", {
+        get: function () {
+            return this._proximateClick$;
+        },
+        enumerable: true,
+        configurable: true
+    });
     Object.defineProperty(MouseService.prototype, "staticClick$", {
         get: function () {
             return this._staticClick$;
@@ -39313,16 +41094,120 @@ var MouseService = (function () {
     MouseService.prototype.unclaimMouse = function (name) {
         this._claimMouse$.next({ name: name, zindex: null });
     };
+    MouseService.prototype.deferPixels = function (name, deferPixels) {
+        this._deferPixelClaims$.next({ name: name, deferPixels: deferPixels });
+    };
+    MouseService.prototype.undeferPixels = function (name) {
+        this._deferPixelClaims$.next({ name: name, deferPixels: null });
+    };
+    MouseService.prototype.claimWheel = function (name, zindex) {
+        this._claimWheel$.next({ name: name, zindex: zindex });
+    };
+    MouseService.prototype.unclaimWheel = function (name) {
+        this._claimWheel$.next({ name: name, zindex: null });
+    };
     MouseService.prototype.filtered$ = function (name, observable$) {
-        return observable$
-            .withLatestFrom(this.mouseOwner$, function (event, owner) {
-            return [event, owner];
+        return this._filtered(name, observable$, this._mouseOwner$);
+    };
+    MouseService.prototype.filteredWheel$ = function (name, observable$) {
+        return this._filtered(name, observable$, this._wheelOwner$);
+    };
+    MouseService.prototype._createDeferredMouseMove$ = function (origin, mouseMove$) {
+        return mouseMove$
+            .map(function (mouseMove) {
+            var deltaX = mouseMove.clientX - origin.clientX;
+            var deltaY = mouseMove.clientY - origin.clientY;
+            return [mouseMove, Math.sqrt(deltaX * deltaX + deltaY * deltaY)];
+        })
+            .withLatestFrom(this._deferPixels$)
+            .filter(function (_a) {
+            var _b = _a[0], mouseMove = _b[0], delta = _b[1], deferPixels = _a[1];
+            return delta > deferPixels;
+        })
+            .map(function (_a) {
+            var _b = _a[0], mouseMove = _b[0], delta = _b[1], deferPixels = _a[1];
+            return mouseMove;
+        });
+    };
+    MouseService.prototype._createMouseDrag$ = function (mouseDragStartInitiate$, stop$) {
+        var _this = this;
+        return mouseDragStartInitiate$
+            .map(function (_a) {
+            var mouseDown = _a[0], mouseMove = _a[1];
+            return mouseMove;
         })
-            .filter(function (eo) {
-            return eo[1] === name;
+            .switchMap(function (mouseMove) {
+            return Observable_1.Observable
+                .of(mouseMove)
+                .concat(_this._documentMouseMove$)
+                .takeUntil(stop$);
+        });
+    };
+    MouseService.prototype._createMouseDragEnd$ = function (mouseDragStart$, stop$) {
+        return mouseDragStart$
+            .switchMap(function (event) {
+            return stop$.first();
+        });
+    };
+    MouseService.prototype._createMouseDragStart$ = function (mouseDragStartInitiate$) {
+        return mouseDragStartInitiate$
+            .map(function (_a) {
+            var mouseDown = _a[0], mouseMove = _a[1];
+            return mouseDown;
+        });
+    };
+    MouseService.prototype._createMouseDragInitiate$ = function (mouseDown$, stop$, defer) {
+        var _this = this;
+        return mouseDown$
+            .filter(function (mouseDown) {
+            return mouseDown.button === 0;
         })
-            .map(function (eo) {
-            return eo[0];
+            .switchMap(function (mouseDown) {
+            return Observable_1.Observable
+                .combineLatest(Observable_1.Observable.of(mouseDown), defer ?
+                _this._createDeferredMouseMove$(mouseDown, _this._documentMouseMove$) :
+                _this._documentMouseMove$)
+                .takeUntil(stop$)
+                .take(1);
+        });
+    };
+    MouseService.prototype._createOwner$ = function (claim$) {
+        return claim$
+            .scan(function (claims, claim) {
+            if (claim.zindex == null) {
+                delete claims[claim.name];
+            }
+            else {
+                claims[claim.name] = claim.zindex;
+            }
+            return claims;
+        }, {})
+            .map(function (claims) {
+            var owner = null;
+            var zIndexMax = -1;
+            for (var name_1 in claims) {
+                if (!claims.hasOwnProperty(name_1)) {
+                    continue;
+                }
+                if (claims[name_1] > zIndexMax) {
+                    zIndexMax = claims[name_1];
+                    owner = name_1;
+                }
+            }
+            return owner;
+        })
+            .startWith(null);
+    };
+    MouseService.prototype._filtered = function (name, observable$, owner$) {
+        return observable$
+            .withLatestFrom(owner$)
+            .filter(function (_a) {
+            var item = _a[0], owner = _a[1];
+            return owner === name;
+        })
+            .map(function (_a) {
+            var item = _a[0], owner = _a[1];
+            return item;
         });
     };
     return MouseService;
@@ -39330,12 +41215,13 @@ var MouseService = (function () {
 exports.MouseService = MouseService;
 exports.default = MouseService;
 
-},{"../Geo":229,"rxjs/BehaviorSubject":26,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/fromEvent":42,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":73,"rxjs/add/operator/switchMap":79,"rxjs/add/operator/withLatestFrom":83}],350:[function(require,module,exports){
+},{"../Geo":233,"rxjs/BehaviorSubject":26,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/fromEvent":42,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/mergeMap":68,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":74,"rxjs/add/operator/switchMap":80,"rxjs/add/operator/withLatestFrom":85}],372:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
 var BehaviorSubject_1 = require("rxjs/BehaviorSubject");
 var Observable_1 = require("rxjs/Observable");
+var ReplaySubject_1 = require("rxjs/ReplaySubject");
 require("rxjs/add/observable/throw");
 require("rxjs/add/operator/do");
 require("rxjs/add/operator/finally");
@@ -39363,8 +41249,9 @@ var Navigator = (function () {
         this._cacheService.start();
         this._keyRequested$ = new BehaviorSubject_1.BehaviorSubject(null);
         this._movedToKey$ = new BehaviorSubject_1.BehaviorSubject(null);
-        this._dirRequested$ = new BehaviorSubject_1.BehaviorSubject(null);
-        this._latLonRequested$ = new BehaviorSubject_1.BehaviorSubject(null);
+        this._request$ = null;
+        this._requestSubscription = null;
+        this._nodeRequestSubscription = null;
     }
     Object.defineProperty(Navigator.prototype, "apiV3", {
         get: function () {
@@ -39387,13 +41274,6 @@ var Navigator = (function () {
         enumerable: true,
         configurable: true
     });
-    Object.defineProperty(Navigator.prototype, "keyRequested$", {
-        get: function () {
-            return this._keyRequested$;
-        },
-        enumerable: true,
-        configurable: true
-    });
     Object.defineProperty(Navigator.prototype, "loadingService", {
         get: function () {
             return this._loadingService;
@@ -39416,23 +41296,16 @@ var Navigator = (function () {
         configurable: true
     });
     Navigator.prototype.moveToKey$ = function (key) {
-        var _this = this;
-        this.loadingService.startLoading(this._loadingName);
-        this._keyRequested$.next(key);
-        return this._graphService.cacheNode$(key)
-            .do(function (node) {
-            _this.stateService.setNodes([node]);
-            _this._movedToKey$.next(node.key);
-        })
-            .finally(function () {
-            _this.loadingService.stopLoading(_this._loadingName);
-        });
+        this._abortRequest("to key " + key);
+        this._loadingService.startLoading(this._loadingName);
+        var node$ = this._moveToKey$(key);
+        return this._makeRequest$(node$);
     };
     Navigator.prototype.moveDir$ = function (direction) {
         var _this = this;
-        this.loadingService.startLoading(this._loadingName);
-        this._dirRequested$.next(direction);
-        return this.stateService.currentNode$
+        this._abortRequest("in dir " + Edge_1.EdgeDirection[direction]);
+        this._loadingService.startLoading(this._loadingName);
+        var node$ = this.stateService.currentNode$
             .first()
             .mergeMap(function (node) {
             return ([Edge_1.EdgeDirection.Next, Edge_1.EdgeDirection.Prev].indexOf(direction) > -1 ?
@@ -39451,26 +41324,28 @@ var Navigator = (function () {
         })
             .mergeMap(function (directionKey) {
             if (directionKey == null) {
-                _this.loadingService.stopLoading(_this._loadingName);
+                _this._loadingService.stopLoading(_this._loadingName);
                 return Observable_1.Observable
                     .throw(new Error("Direction (" + direction + ") does not exist for current node."));
             }
-            return _this.moveToKey$(directionKey);
+            return _this._moveToKey$(directionKey);
         });
+        return this._makeRequest$(node$);
     };
     Navigator.prototype.moveCloseTo$ = function (lat, lon) {
         var _this = this;
-        this.loadingService.startLoading(this._loadingName);
-        this._latLonRequested$.next({ lat: lat, lon: lon });
-        return this.apiV3.imageCloseTo$(lat, lon)
+        this._abortRequest("to lat " + lat + ", lon " + lon);
+        this._loadingService.startLoading(this._loadingName);
+        var node$ = this.apiV3.imageCloseTo$(lat, lon)
             .mergeMap(function (fullNode) {
             if (fullNode == null) {
-                _this.loadingService.stopLoading(_this._loadingName);
+                _this._loadingService.stopLoading(_this._loadingName);
                 return Observable_1.Observable
                     .throw(new Error("No image found close to lat " + lat + ", lon " + lon + "."));
             }
-            return _this.moveToKey$(fullNode.key);
+            return _this._moveToKey$(fullNode.key);
         });
+        return this._makeRequest$(node$);
     };
     Navigator.prototype.setFilter$ = function (filter) {
         var _this = this;
@@ -39489,6 +41364,7 @@ var Navigator = (function () {
                     .last();
             }
             return _this._keyRequested$
+                .first()
                 .mergeMap(function (requestedKey) {
                 if (requestedKey != null) {
                     return _this._graphService.setFilter$(filter)
@@ -39508,6 +41384,7 @@ var Navigator = (function () {
     };
     Navigator.prototype.setToken$ = function (token) {
         var _this = this;
+        this._abortRequest("to set token");
         this._stateService.clearNodes();
         return this._movedToKey$
             .first()
@@ -39543,6 +41420,46 @@ var Navigator = (function () {
             .from(cacheNodes$)
             .mergeAll();
     };
+    Navigator.prototype._abortRequest = function (reason) {
+        if (this._requestSubscription != null) {
+            this._requestSubscription.unsubscribe();
+            this._requestSubscription = null;
+        }
+        if (this._nodeRequestSubscription != null) {
+            this._nodeRequestSubscription.unsubscribe();
+            this._nodeRequestSubscription = null;
+        }
+        if (this._request$ != null) {
+            this._request$.error(new Error("Request aborted by a subsequent request " + reason + "."));
+            this._request$ = null;
+        }
+    };
+    Navigator.prototype._makeRequest$ = function (node$) {
+        var _this = this;
+        this._request$ = new ReplaySubject_1.ReplaySubject(1);
+        this._requestSubscription = this._request$
+            .subscribe(undefined, function (e) { });
+        this._nodeRequestSubscription = node$
+            .subscribe(function (node) {
+            _this._request$.next(node);
+            _this._request$.complete();
+        }, function (error) {
+            _this._request$.error(error);
+        });
+        return this._request$;
+    };
+    Navigator.prototype._moveToKey$ = function (key) {
+        var _this = this;
+        this._keyRequested$.next(key);
+        return this._graphService.cacheNode$(key)
+            .do(function (node) {
+            _this._stateService.setNodes([node]);
+            _this._movedToKey$.next(node.key);
+        })
+            .finally(function () {
+            _this._loadingService.stopLoading(_this._loadingName);
+        });
+    };
     Navigator.prototype._trajectoryKeys$ = function () {
         return this._stateService.currentState$
             .first()
@@ -39558,10 +41475,11 @@ var Navigator = (function () {
 exports.Navigator = Navigator;
 exports.default = Navigator;
 
-},{"../API":225,"../Edge":227,"../Graph":230,"../State":233,"../Viewer":236,"rxjs/BehaviorSubject":26,"rxjs/Observable":29,"rxjs/add/observable/throw":46,"rxjs/add/operator/do":59,"rxjs/add/operator/finally":62,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"rxjs/add/operator/mergeMap":68}],351:[function(require,module,exports){
+},{"../API":229,"../Edge":231,"../Graph":234,"../State":237,"../Viewer":241,"rxjs/BehaviorSubject":26,"rxjs/Observable":29,"rxjs/ReplaySubject":32,"rxjs/add/observable/throw":46,"rxjs/add/operator/do":59,"rxjs/add/operator/finally":62,"rxjs/add/operator/first":63,"rxjs/add/operator/map":65,"rxjs/add/operator/mergeMap":68}],373:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var Observable_1 = require("rxjs/Observable");
+var Subject_1 = require("rxjs/Subject");
 require("rxjs/add/observable/combineLatest");
 require("rxjs/add/operator/distinctUntilChanged");
 require("rxjs/add/operator/map");
@@ -39575,7 +41493,12 @@ var Observer = (function () {
         this._navigator = navigator;
         this._projection = new Viewer_1.Projection();
         this._started = false;
-        // loading should always emit, also when cover is activated
+        this._navigable$ = new Subject_1.Subject();
+        // navigable and loading should always emit, also when cover is activated.
+        this._navigable$
+            .subscribe(function (navigable) {
+            _this._eventEmitter.fire(Viewer_1.Viewer.navigablechanged, navigable);
+        });
         this._navigator.loadingService.loading$
             .subscribe(function (loading) {
             _this._eventEmitter.fire(Viewer_1.Viewer.loadingchanged, loading);
@@ -39588,6 +41511,13 @@ var Observer = (function () {
         enumerable: true,
         configurable: true
     });
+    Object.defineProperty(Observer.prototype, "navigable$", {
+        get: function () {
+            return this._navigable$;
+        },
+        enumerable: true,
+        configurable: true
+    });
     Observer.prototype.projectBasic$ = function (basicPoint) {
         var _this = this;
         return Observable_1.Observable
@@ -39719,7 +41649,7 @@ var Observer = (function () {
 exports.Observer = Observer;
 exports.default = Observer;
 
-},{"../Viewer":236,"rxjs/Observable":29,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/map":65,"rxjs/add/operator/throttleTime":82}],352:[function(require,module,exports){
+},{"../Viewer":241,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/combineLatest":38,"rxjs/add/operator/distinctUntilChanged":58,"rxjs/add/operator/map":65,"rxjs/add/operator/throttleTime":84}],374:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -39778,7 +41708,7 @@ var Projection = (function () {
 exports.Projection = Projection;
 exports.default = Projection;
 
-},{"../Geo":229,"three":176}],353:[function(require,module,exports){
+},{"../Geo":233,"three":180}],375:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -39977,7 +41907,7 @@ var SpriteService = (function () {
 exports.SpriteService = SpriteService;
 exports.default = SpriteService;
 
-},{"../Viewer":236,"rxjs/Subject":34,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":73,"rxjs/add/operator/startWith":78,"three":176,"virtual-dom":182}],354:[function(require,module,exports){
+},{"../Viewer":241,"rxjs/Subject":34,"rxjs/add/operator/publishReplay":72,"rxjs/add/operator/scan":74,"rxjs/add/operator/startWith":79,"three":180,"virtual-dom":186}],376:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var BehaviorSubject_1 = require("rxjs/BehaviorSubject");
@@ -40252,7 +42182,7 @@ var TouchService = (function () {
 }());
 exports.TouchService = TouchService;
 
-},{"rxjs/BehaviorSubject":26,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/timer":47,"rxjs/add/operator/bufferWhen":51,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/scan":73,"rxjs/add/operator/switchMap":79}],355:[function(require,module,exports){
+},{"rxjs/BehaviorSubject":26,"rxjs/Observable":29,"rxjs/Subject":34,"rxjs/add/observable/timer":47,"rxjs/add/operator/bufferWhen":51,"rxjs/add/operator/filter":61,"rxjs/add/operator/map":65,"rxjs/add/operator/merge":66,"rxjs/add/operator/scan":74,"rxjs/add/operator/switchMap":80}],377:[function(require,module,exports){
 "use strict";
 /// <reference path="../../typings/index.d.ts" />
 var __extends = (this && this.__extends) || (function () {
@@ -40267,6 +42197,7 @@ var __extends = (this && this.__extends) || (function () {
 })();
 Object.defineProperty(exports, "__esModule", { value: true });
 var when = require("when");
+var Observable_1 = require("rxjs/Observable");
 var Viewer_1 = require("../Viewer");
 var Utils_1 = require("../Utils");
 /**
@@ -40349,6 +42280,25 @@ var Viewer = (function (_super) {
         _this._componentController = new Viewer_1.ComponentController(_this._container, _this._navigator, _this._observer, key, options.component);
         return _this;
     }
+    Object.defineProperty(Viewer.prototype, "isNavigable", {
+        /**
+         * Return a boolean indicating if the viewer is in a navigable state.
+         *
+         * @description The navigable state indicates if the viewer supports
+         * moving, i.e. calling the `moveToKey`, `moveDir` and `moveCloseTo`
+         * methods. The viewer will not be in a navigable state if the cover
+         * is activated and the viewer has been supplied a key. When the cover
+         * is deactivated or activated without being supplied a key it will
+         * be navigable.
+         *
+         * @returns {boolean} Boolean indicating whether the viewer is navigable.
+         */
+        get: function () {
+            return this._componentController.navigable;
+        },
+        enumerable: true,
+        configurable: true
+    });
     /**
      * Activate a component.
      *
@@ -40502,6 +42452,7 @@ var Viewer = (function (_super) {
      * @throws {Error} If no nodes exist close to provided latitude
      * longitude.
      * @throws {Error} Propagates any IO errors to the caller.
+     * @throws {Error} When viewer is not navigable.
      *
      * @example
      * ```
@@ -40511,9 +42462,11 @@ var Viewer = (function (_super) {
      * ```
      */
     Viewer.prototype.moveCloseTo = function (lat, lon) {
-        var _this = this;
+        var moveCloseTo$ = this.isNavigable ?
+            this._navigator.moveCloseTo$(lat, lon) :
+            Observable_1.Observable.throw(new Error("Calling moveCloseTo is not supported when viewer is not navigable."));
         return when.promise(function (resolve, reject) {
-            _this._navigator.moveCloseTo$(lat, lon).subscribe(function (node) {
+            moveCloseTo$.subscribe(function (node) {
                 resolve(node);
             }, function (error) {
                 reject(error);
@@ -40530,6 +42483,7 @@ var Viewer = (function (_super) {
      * @throws {Error} If the current node does not have the edge direction
      * or the edges has not yet been cached.
      * @throws {Error} Propagates any IO errors to the caller.
+     * @throws {Error} When viewer is not navigable.
      *
      * @example
      * ```
@@ -40539,9 +42493,11 @@ var Viewer = (function (_super) {
      * ```
      */
     Viewer.prototype.moveDir = function (dir) {
-        var _this = this;
+        var moveDir$ = this.isNavigable ?
+            this._navigator.moveDir$(dir) :
+            Observable_1.Observable.throw(new Error("Calling moveDir is not supported when viewer is not navigable."));
         return when.promise(function (resolve, reject) {
-            _this._navigator.moveDir$(dir).subscribe(function (node) {
+            moveDir$.subscribe(function (node) {
                 resolve(node);
             }, function (error) {
                 reject(error);
@@ -40554,6 +42510,7 @@ var Viewer = (function (_super) {
      * @param {string} key - A valid Mapillary photo key.
      * @returns {Promise<Node>} Promise to the node that was navigated to.
      * @throws {Error} Propagates any IO errors to the caller.
+     * @throws {Error} When viewer is not navigable.
      *
      * @example
      * ```
@@ -40563,9 +42520,11 @@ var Viewer = (function (_super) {
      * ```
      */
     Viewer.prototype.moveToKey = function (key) {
-        var _this = this;
+        var moveToKey$ = this.isNavigable ?
+            this._navigator.moveToKey$(key) :
+            Observable_1.Observable.throw(new Error("Calling moveToKey is not supported when viewer is not navigable."));
         return when.promise(function (resolve, reject) {
-            _this._navigator.moveToKey$(key).subscribe(function (node) {
+            moveToKey$.subscribe(function (node) {
                 resolve(node);
             }, function (error) {
                 reject(error);
@@ -40631,6 +42590,8 @@ var Viewer = (function (_super) {
      * @returns {Promise<void>} Promise that resolves after token
      * is set.
      *
+     * @throws {Error} When viewer is not navigable.
+     *
      * @example
      * ```
      * viewer.setAuthToken("<my token>")
@@ -40638,9 +42599,11 @@ var Viewer = (function (_super) {
      * ```
      */
     Viewer.prototype.setAuthToken = function (token) {
-        var _this = this;
+        var setToken$ = this.isNavigable ?
+            this._navigator.setToken$(token) :
+            Observable_1.Observable.throw(new Error("Calling setAuthToken is not supported when viewer is not navigable."));
         return when.promise(function (resolve, reject) {
-            _this._navigator.setToken$(token)
+            setToken$
                 .subscribe(function () {
                 resolve(undefined);
             }, function (error) {
@@ -40810,105 +42773,119 @@ var Viewer = (function (_super) {
             });
         });
     };
+    /**
+     * Fired when the viewing direction of the camera changes.
+     * @event
+     * @type {number} bearing - Value indicating the current bearing
+     * measured in degrees clockwise with respect to north.
+     */
+    Viewer.bearingchanged = "bearingchanged";
+    /**
+     * Fired when a pointing device (usually a mouse) is pressed and released at
+     * the same point in the viewer.
+     * @event
+     * @type {IViewerMouseEvent} event - Viewer mouse event data.
+     */
+    Viewer.click = "click";
+    /**
+     * Fired when the right button of the mouse is clicked within the viewer.
+     * @event
+     * @type {IViewerMouseEvent} event - Viewer mouse event data.
+     */
+    Viewer.contextmenu = "contextmenu";
+    /**
+     * Fired when a pointing device (usually a mouse) is clicked twice at
+     * the same point in the viewer.
+     * @event
+     * @type {IViewerMouseEvent} event - Viewer mouse event data.
+     */
+    Viewer.dblclick = "dblclick";
+    /**
+     * Fired when the viewer is loading more data.
+     * @event
+     * @type {boolean} loading - Boolean indicating whether the viewer is loading.
+     */
+    Viewer.loadingchanged = "loadingchanged";
+    /**
+     * Fired when a pointing device (usually a mouse) is pressed within the viewer.
+     * @event
+     * @type {IViewerMouseEvent} event - Viewer mouse event data.
+     */
+    Viewer.mousedown = "mousedown";
+    /**
+     * Fired when a pointing device (usually a mouse) is moved within the viewer.
+     * @description Will not fire when the mouse is actively used, e.g. for drag pan.
+     * @event
+     * @type {IViewerMouseEvent} event - Viewer mouse event data.
+     */
+    Viewer.mousemove = "mousemove";
+    /**
+     * Fired when a pointing device (usually a mouse) leaves the viewer's canvas.
+     * @event
+     * @type {IViewerMouseEvent} event - Viewer mouse event data.
+     */
+    Viewer.mouseout = "mouseout";
+    /**
+     * Fired when a pointing device (usually a mouse) is moved onto the viewer's canvas.
+     * @event
+     * @type {IViewerMouseEvent} event - Viewer mouse event data.
+     */
+    Viewer.mouseover = "mouseover";
+    /**
+     * Fired when a pointing device (usually a mouse) is released within the viewer.
+     * @event
+     * @type {IViewerMouseEvent} event - Viewer mouse event data.
+     */
+    Viewer.mouseup = "mouseup";
+    /**
+     * Fired when the viewer motion stops and it is in a fixed
+     * position with a fixed point of view.
+     * @event
+     */
+    Viewer.moveend = "moveend";
+    /**
+     * Fired when the motion from one view to another start,
+     * either by changing the position (e.g. when changing node) or
+     * when changing point of view (e.g. by interaction such as pan and zoom).
+     * @event
+     */
+    Viewer.movestart = "movestart";
+    /**
+     * Fired when the navigable state of the viewer changes.
+     *
+     * @description The navigable state indicates if the viewer supports
+     * moving, i.e. calling the `moveToKey`, `moveDir` and `moveCloseTo`
+     * methods. The viewer will not be in a navigable state if the cover
+     * is activated and the viewer has been supplied a key. When the cover
+     * is deactivated or activated without being supplied a key it will
+     * be navigable.
+     *
+     * @event
+     * @type {boolean} navigable - Boolean indicating whether the viewer is navigable.
+     */
+    Viewer.navigablechanged = "navigablechanged";
+    /**
+     * Fired every time the viewer navigates to a new node.
+     * @event
+     * @type {Node} node - Current node.
+     */
+    Viewer.nodechanged = "nodechanged";
+    /**
+     * Fired every time the sequence edges of the current node changes.
+     * @event
+     * @type {IEdgeStatus} status - The edge status object.
+     */
+    Viewer.sequenceedgeschanged = "sequenceedgeschanged";
+    /**
+     * Fired every time the spatial edges of the current node changes.
+     * @event
+     * @type {IEdgeStatus} status - The edge status object.
+     */
+    Viewer.spatialedgeschanged = "spatialedgeschanged";
     return Viewer;
 }(Utils_1.EventEmitter));
-/**
- * Fired when the viewing direction of the camera changes.
- * @event
- * @type {number} bearing - Value indicating the current bearing
- * measured in degrees clockwise with respect to north.
- */
-Viewer.bearingchanged = "bearingchanged";
-/**
- * Fired when a pointing device (usually a mouse) is pressed and released at
- * the same point in the viewer.
- * @event
- * @type {IViewerMouseEvent} event - Viewer mouse event data.
- */
-Viewer.click = "click";
-/**
- * Fired when the right button of the mouse is clicked within the viewer.
- * @event
- * @type {IViewerMouseEvent} event - Viewer mouse event data.
- */
-Viewer.contextmenu = "contextmenu";
-/**
- * Fired when a pointing device (usually a mouse) is clicked twice at
- * the same point in the viewer.
- * @event
- * @type {IViewerMouseEvent} event - Viewer mouse event data.
- */
-Viewer.dblclick = "dblclick";
-/**
- * Fired when the viewer is loading more data.
- * @event
- * @type {boolean} loading - Value indicating whether the viewer is loading.
- */
-Viewer.loadingchanged = "loadingchanged";
-/**
- * Fired when a pointing device (usually a mouse) is pressed within the viewer.
- * @event
- * @type {IViewerMouseEvent} event - Viewer mouse event data.
- */
-Viewer.mousedown = "mousedown";
-/**
- * Fired when a pointing device (usually a mouse) is moved within the viewer.
- * @description Will not fire when the mouse is actively used, e.g. for drag pan.
- * @event
- * @type {IViewerMouseEvent} event - Viewer mouse event data.
- */
-Viewer.mousemove = "mousemove";
-/**
- * Fired when a pointing device (usually a mouse) leaves the viewer's canvas.
- * @event
- * @type {IViewerMouseEvent} event - Viewer mouse event data.
- */
-Viewer.mouseout = "mouseout";
-/**
- * Fired when a pointing device (usually a mouse) is moved onto the viewer's canvas.
- * @event
- * @type {IViewerMouseEvent} event - Viewer mouse event data.
- */
-Viewer.mouseover = "mouseover";
-/**
- * Fired when a pointing device (usually a mouse) is released within the viewer.
- * @event
- * @type {IViewerMouseEvent} event - Viewer mouse event data.
- */
-Viewer.mouseup = "mouseup";
-/**
- * Fired when the viewer motion stops and it is in a fixed
- * position with a fixed point of view.
- * @event
- */
-Viewer.moveend = "moveend";
-/**
- * Fired when the motion from one view to another start,
- * either by changing the position (e.g. when changing node) or
- * when changing point of view (e.g. by interaction such as pan and zoom).
- * @event
- */
-Viewer.movestart = "movestart";
-/**
- * Fired every time the viewer navigates to a new node.
- * @event
- * @type {Node} node - Current node.
- */
-Viewer.nodechanged = "nodechanged";
-/**
- * Fired every time the sequence edges of the current node changes.
- * @event
- * @type {IEdgeStatus} status - The edge status object.
- */
-Viewer.sequenceedgeschanged = "sequenceedgeschanged";
-/**
- * Fired every time the spatial edges of the current node changes.
- * @event
- * @type {IEdgeStatus} status - The edge status object.
- */
-Viewer.spatialedgeschanged = "spatialedgeschanged";
 exports.Viewer = Viewer;
 
-},{"../Utils":235,"../Viewer":236,"when":223}]},{},[231])(231)
+},{"../Utils":240,"../Viewer":241,"rxjs/Observable":29,"when":227}]},{},[235])(235)
 });
 //# sourceMappingURL=mapillary.js.map