diff --git a/build/three.js b/build/three.js
index eba461c534fd2f2a609391246b8569717bc21f2d..fb486ac3b12871183bdd2c4fe2178cc329ac612c 100644
--- a/build/three.js
+++ b/build/three.js
@@ -115,9 +115,6 @@
 	var DoubleSide = 2;
 	var FlatShading = 1;
 	var SmoothShading = 2;
-	var NoColors = 0;
-	var FaceColors = 1;
-	var VertexColors = 2;
 	var NoBlending = 0;
 	var NormalBlending = 1;
 	var AdditiveBlending = 2;
@@ -8610,7 +8607,7 @@
 		this.side = FrontSide;
 		this.flatShading = false;
 		this.vertexTangents = false;
-		this.vertexColors = NoColors; // THREE.NoColors, THREE.VertexColors, THREE.FaceColors
+		this.vertexColors = false;
 
 		this.opacity = 1;
 		this.transparent = false;
@@ -8835,7 +8832,7 @@
 			if ( this.blending !== NormalBlending ) { data.blending = this.blending; }
 			if ( this.flatShading === true ) { data.flatShading = this.flatShading; }
 			if ( this.side !== FrontSide ) { data.side = this.side; }
-			if ( this.vertexColors !== NoColors ) { data.vertexColors = this.vertexColors; }
+			if ( this.vertexColors ) { data.vertexColors = true; }
 
 			if ( this.opacity < 1 ) { data.opacity = this.opacity; }
 			if ( this.transparent === true ) { data.transparent = this.transparent; }
@@ -27030,7 +27027,7 @@
 				_v1$4.setFromMatrixPosition( camera.matrixWorld );
 				_v2$2.setFromMatrixPosition( this.matrixWorld );
 
-				var distance = _v1$4.distanceTo( _v2$2 );
+				var distance = _v1$4.distanceTo( _v2$2 ) / camera.zoom;
 
 				levels[ 0 ].object.visible = true;
 
@@ -39421,7 +39418,6 @@
 			if ( json.shininess !== undefined ) { material.shininess = json.shininess; }
 			if ( json.clearcoat !== undefined ) { material.clearcoat = json.clearcoat; }
 			if ( json.clearcoatRoughness !== undefined ) { material.clearcoatRoughness = json.clearcoatRoughness; }
-			if ( json.vertexColors !== undefined ) { material.vertexColors = json.vertexColors; }
 			if ( json.fog !== undefined ) { material.fog = json.fog; }
 			if ( json.flatShading !== undefined ) { material.flatShading = json.flatShading; }
 			if ( json.blending !== undefined ) { material.blending = json.blending; }
@@ -39470,6 +39466,20 @@
 
 			if ( json.userData !== undefined ) { material.userData = json.userData; }
 
+			if ( json.vertexColors !== undefined ) {
+
+				if ( typeof json.vertexColors === 'number' ) {
+
+					material.vertexColors = ( json.vertexColors > 0 ) ? true : false;
+
+				} else {
+
+					material.vertexColors = json.vertexColors;
+
+				}
+
+			}
+
 			// Shader Material
 
 			if ( json.uniforms !== undefined ) {
@@ -46375,7 +46385,7 @@
 		geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
 		geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );
 
-		var material = new LineBasicMaterial( { vertexColors: VertexColors, depthTest: false, depthWrite: false, transparent: true } );
+		var material = new LineBasicMaterial( { vertexColors: true, depthTest: false, depthWrite: false, transparent: true } );
 
 		LineSegments.call( this, geometry, material );
 
@@ -46539,7 +46549,7 @@
 		geometry.rotateY( Math.PI * 0.5 );
 
 		this.material = new MeshBasicMaterial( { wireframe: true, fog: false } );
-		if ( this.color === undefined ) { this.material.vertexColors = VertexColors; }
+		if ( this.color === undefined ) { this.material.vertexColors = true; }
 
 		var position = geometry.getAttribute( 'position' );
 		var colors = new Float32Array( position.count * 3 );
@@ -46628,7 +46638,7 @@
 		geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
 		geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );
 
-		var material = new LineBasicMaterial( { vertexColors: VertexColors } );
+		var material = new LineBasicMaterial( { vertexColors: true } );
 
 		LineSegments.call( this, geometry, material );
 
@@ -46735,7 +46745,7 @@
 		geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
 		geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );
 
-		var material = new LineBasicMaterial( { vertexColors: VertexColors } );
+		var material = new LineBasicMaterial( { vertexColors: true } );
 
 		LineSegments.call( this, geometry, material );
 
@@ -46845,7 +46855,7 @@
 	function CameraHelper( camera ) {
 
 		var geometry = new BufferGeometry();
-		var material = new LineBasicMaterial( { color: 0xffffff, vertexColors: FaceColors } );
+		var material = new LineBasicMaterial( { color: 0xffffff, vertexColors: true } );
 
 		var vertices = [];
 		var colors = [];
@@ -47379,7 +47389,7 @@
 		geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
 		geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );
 
-		var material = new LineBasicMaterial( { vertexColors: VertexColors } );
+		var material = new LineBasicMaterial( { vertexColors: true } );
 
 		LineSegments.call( this, geometry, material );
 
@@ -48053,8 +48063,10 @@
 	}
 
 	var LineStrip = 0;
-
 	var LinePieces = 1;
+	var NoColors = 0;
+	var FaceColors = 1;
+	var VertexColors = 2;
 
 	function MeshFaceMaterial( materials ) {
 
diff --git a/build/three.min.js b/build/three.min.js
index edc55a4e45f4ebd85d82d017a24421b5467a1283..ae030d86d63e9c1af51ecd7f639252d7c708334e 100644
--- a/build/three.min.js
+++ b/build/three.min.js
@@ -8,7 +8,7 @@ var a=new n,b=new Ub,c=new Da,d=new n(1,1,1);b._onChange(function(){c.setFromEul
 this.matrixWorldNeedsUpdate=!1;this.layers=new ag;this.visible=!0;this.receiveShadow=this.castShadow=!1;this.frustumCulled=!0;this.renderOrder=0;this.userData={}}function pb(){D.call(this);this.type="Scene";this.overrideMaterial=this.fog=this.environment=this.background=null;this.autoUpdate=!0;"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function Ta(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 bg(a,b,c,d,e){var f;var g=0;for(f=a.length-3;g<=f;g+=3){Vb.fromArray(a,g);var k=e.x*Math.abs(Vb.x)+e.y*Math.abs(Vb.y)+e.z*Math.abs(Vb.z),l=b.dot(Vb),m=c.dot(Vb),x=d.dot(Vb);if(Math.max(-Math.max(l,m,x),Math.min(l,m,x))>k)return!1}return!0}function qb(a,b){this.center=void 0!==a?a:new n;this.radius=void 0!==b?b:0}function Wb(a,b){this.origin=void 0!==a?a:new n;this.direction=void 0!==b?b:new n(0,0,-1)}function Ua(a,b){this.normal=void 0!==a?a:new n(1,
 0,0);this.constant=void 0!==b?b:0}function oa(a,b,c){this.a=void 0!==a?a:new n;this.b=void 0!==b?b:new n;this.c=void 0!==c?c:new n}function B(a,b,c){return void 0===b&&void 0===c?this.set(a):this.setRGB(a,b,c)}function cg(a,b,c){0>c&&(c+=1);1<c&&--c;return c<1/6?a+6*(b-a)*c:.5>c?b:c<2/3?a+6*(b-a)*(2/3-c):a}function dg(a){return.04045>a?.0773993808*a:Math.pow(.9478672986*a+.0521327014,2.4)}function eg(a){return.0031308>a?12.92*a:1.055*Math.pow(a,.41666)-.055}function Cc(a,b,c,d,e,f){this.a=a;this.b=
-b;this.c=c;this.normal=d&&d.isVector3?d:new n;this.vertexNormals=Array.isArray(d)?d:[];this.color=e&&e.isColor?e:new B;this.vertexColors=Array.isArray(e)?e:[];this.materialIndex=void 0!==f?f:0}function K(){Object.defineProperty(this,"id",{value:rj++});this.uuid=P.generateUUID();this.name="";this.type="Material";this.fog=!0;this.blending=1;this.side=0;this.vertexTangents=this.flatShading=!1;this.vertexColors=0;this.opacity=1;this.transparent=!1;this.blendSrc=204;this.blendDst=205;this.blendEquation=
+b;this.c=c;this.normal=d&&d.isVector3?d:new n;this.vertexNormals=Array.isArray(d)?d:[];this.color=e&&e.isColor?e:new B;this.vertexColors=Array.isArray(e)?e:[];this.materialIndex=void 0!==f?f:0}function K(){Object.defineProperty(this,"id",{value:rj++});this.uuid=P.generateUUID();this.name="";this.type="Material";this.fog=!0;this.blending=1;this.side=0;this.vertexColors=this.vertexTangents=this.flatShading=!1;this.opacity=1;this.transparent=!1;this.blendSrc=204;this.blendDst=205;this.blendEquation=
 100;this.blendEquationAlpha=this.blendDstAlpha=this.blendSrcAlpha=null;this.depthFunc=3;this.depthWrite=this.depthTest=!0;this.stencilWriteMask=255;this.stencilFunc=519;this.stencilRef=0;this.stencilFuncMask=255;this.stencilZPass=this.stencilZFail=this.stencilFail=7680;this.stencilWrite=!1;this.clippingPlanes=null;this.clipShadows=this.clipIntersection=!1;this.shadowSide=null;this.colorWrite=!0;this.precision=null;this.polygonOffset=!1;this.polygonOffsetUnits=this.polygonOffsetFactor=0;this.dithering=
 !1;this.alphaTest=0;this.premultipliedAlpha=!1;this.toneMapped=this.visible=!0;this.userData={};this.version=0}function Pa(a){K.call(this);this.type="MeshBasicMaterial";this.color=new B(16777215);this.lightMap=this.map=null;this.lightMapIntensity=1;this.aoMap=null;this.aoMapIntensity=1;this.envMap=this.alphaMap=this.specularMap=null;this.combine=0;this.reflectivity=1;this.refractionRatio=.98;this.wireframe=!1;this.wireframeLinewidth=1;this.wireframeLinejoin=this.wireframeLinecap="round";this.morphTargets=
 this.skinning=!1;this.setValues(a)}function M(a,b,c){if(Array.isArray(a))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="";this.array=a;this.itemSize=b;this.count=void 0!==a?a.length/b:0;this.normalized=!0===c;this.usage=35044;this.updateRange={offset:0,count:-1};this.version=0}function Cd(a,b,c){M.call(this,new Int8Array(a),b,c)}function Dd(a,b,c){M.call(this,new Uint8Array(a),b,c)}function Ed(a,b,c){M.call(this,new Uint8ClampedArray(a),b,c)}function Fd(a,
@@ -325,17 +325,17 @@ get inUse(){return this.total-d.nCachedObjects_}},get bindingsPerObject(){return
 a,b);this.meshPerAttribute=c||1}function pi(a,b,c,d){this.ray=new Wb(a,b);this.near=c||0;this.far=d||Infinity;this.camera=null;this.params={Mesh:{},Line:{},LOD:{},Points:{threshold:1},Sprite:{}};Object.defineProperties(this.params,{PointCloud:{get:function(){console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points.");return this.Points}}})}function qi(a,b){return a.distance-b.distance}function Qg(a,b,c,d){if(!1!==a.visible&&(a.raycast(b,c),!0===d)){a=a.children;d=0;for(var e=
 a.length;d<e;d++)Qg(a[d],b,c,!0)}}function ri(a,b,c){this.radius=void 0!==a?a:1;this.phi=void 0!==b?b:0;this.theta=void 0!==c?c:0;return this}function si(a,b,c){this.radius=void 0!==a?a:1;this.theta=void 0!==b?b:0;this.y=void 0!==c?c:0;return this}function Rg(a,b){this.min=void 0!==a?a:new w(Infinity,Infinity);this.max=void 0!==b?b:new w(-Infinity,-Infinity)}function Sg(a,b){this.start=void 0!==a?a:new n;this.end=void 0!==b?b:new n}function ue(a){D.call(this);this.material=a;this.render=function(){}}
 function kd(a,b){D.call(this);this.light=a;this.light.updateMatrixWorld();this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1;this.color=b;a=new A;b=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(var c=0,d=1;32>c;c++,d++){var e=c/32*Math.PI*2,f=d/32*Math.PI*2;b.push(Math.cos(e),Math.sin(e),1,Math.cos(f),Math.sin(f),1)}a.setAttribute("position",new E(b,3));b=new ka({fog:!1});this.cone=new ma(a,b);this.add(this.cone);this.update()}function ti(a){var b=[];a&&a.isBone&&b.push(a);for(var c=
-0;c<a.children.length;c++)b.push.apply(b,ti(a.children[c]));return b}function sc(a){for(var b=ti(a),c=new A,d=[],e=[],f=new B(0,0,1),g=new B(0,1,0),k=0;k<b.length;k++){var l=b[k];l.parent&&l.parent.isBone&&(d.push(0,0,0),d.push(0,0,0),e.push(f.r,f.g,f.b),e.push(g.r,g.g,g.b))}c.setAttribute("position",new E(d,3));c.setAttribute("color",new E(e,3));d=new ka({vertexColors:2,depthTest:!1,depthWrite:!1,transparent:!0});ma.call(this,c,d);this.root=a;this.bones=b;this.matrix=a.matrixWorld;this.matrixAutoUpdate=
-!1}function ld(a,b,c){this.light=a;this.light.updateMatrixWorld();this.color=c;a=new hc(b,4,2);b=new Pa({wireframe:!0,fog:!1});ca.call(this,a,b);this.matrix=this.light.matrixWorld;this.matrixAutoUpdate=!1;this.update()}function md(a,b,c){D.call(this);this.light=a;this.light.updateMatrixWorld();this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1;this.color=c;a=new dc(b);a.rotateY(.5*Math.PI);this.material=new Pa({wireframe:!0,fog:!1});void 0===this.color&&(this.material.vertexColors=2);b=a.getAttribute("position");
-b=new Float32Array(3*b.count);a.setAttribute("color",new M(b,3));this.add(new ca(a,this.material));this.update()}function wf(a,b,c,d){a=a||10;b=b||10;c=new B(void 0!==c?c:4473924);d=new B(void 0!==d?d:8947848);var e=b/2,f=a/b,g=a/2;a=[];for(var k=[],l=0,m=0,h=-g;l<=b;l++,h+=f){a.push(-g,0,h,g,0,h);a.push(h,0,-g,h,0,g);var p=l===e?c:d;p.toArray(k,m);m+=3;p.toArray(k,m);m+=3;p.toArray(k,m);m+=3;p.toArray(k,m);m+=3}b=new A;b.setAttribute("position",new E(a,3));b.setAttribute("color",new E(k,3));c=new ka({vertexColors:2});
+0;c<a.children.length;c++)b.push.apply(b,ti(a.children[c]));return b}function sc(a){for(var b=ti(a),c=new A,d=[],e=[],f=new B(0,0,1),g=new B(0,1,0),k=0;k<b.length;k++){var l=b[k];l.parent&&l.parent.isBone&&(d.push(0,0,0),d.push(0,0,0),e.push(f.r,f.g,f.b),e.push(g.r,g.g,g.b))}c.setAttribute("position",new E(d,3));c.setAttribute("color",new E(e,3));d=new ka({vertexColors:!0,depthTest:!1,depthWrite:!1,transparent:!0});ma.call(this,c,d);this.root=a;this.bones=b;this.matrix=a.matrixWorld;this.matrixAutoUpdate=
+!1}function ld(a,b,c){this.light=a;this.light.updateMatrixWorld();this.color=c;a=new hc(b,4,2);b=new Pa({wireframe:!0,fog:!1});ca.call(this,a,b);this.matrix=this.light.matrixWorld;this.matrixAutoUpdate=!1;this.update()}function md(a,b,c){D.call(this);this.light=a;this.light.updateMatrixWorld();this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1;this.color=c;a=new dc(b);a.rotateY(.5*Math.PI);this.material=new Pa({wireframe:!0,fog:!1});void 0===this.color&&(this.material.vertexColors=!0);b=a.getAttribute("position");
+b=new Float32Array(3*b.count);a.setAttribute("color",new M(b,3));this.add(new ca(a,this.material));this.update()}function wf(a,b,c,d){a=a||10;b=b||10;c=new B(void 0!==c?c:4473924);d=new B(void 0!==d?d:8947848);var e=b/2,f=a/b,g=a/2;a=[];for(var k=[],l=0,m=0,h=-g;l<=b;l++,h+=f){a.push(-g,0,h,g,0,h);a.push(h,0,-g,h,0,g);var p=l===e?c:d;p.toArray(k,m);m+=3;p.toArray(k,m);m+=3;p.toArray(k,m);m+=3;p.toArray(k,m);m+=3}b=new A;b.setAttribute("position",new E(a,3));b.setAttribute("color",new E(k,3));c=new ka({vertexColors:!0});
 ma.call(this,b,c)}function xf(a,b,c,d,e,f){a=a||10;b=b||16;c=c||8;d=d||64;e=new B(void 0!==e?e:4473924);f=new B(void 0!==f?f:8947848);var g=[],k=[],l;for(l=0;l<=b;l++){var m=l/b*2*Math.PI;var h=Math.sin(m)*a;m=Math.cos(m)*a;g.push(0,0,0);g.push(h,0,m);var p=l&1?e:f;k.push(p.r,p.g,p.b);k.push(p.r,p.g,p.b)}for(l=0;l<=c;l++){p=l&1?e:f;var q=a-a/c*l;for(b=0;b<d;b++)m=b/d*2*Math.PI,h=Math.sin(m)*q,m=Math.cos(m)*q,g.push(h,0,m),k.push(p.r,p.g,p.b),m=(b+1)/d*2*Math.PI,h=Math.sin(m)*q,m=Math.cos(m)*q,g.push(h,
-0,m),k.push(p.r,p.g,p.b)}a=new A;a.setAttribute("position",new E(g,3));a.setAttribute("color",new E(k,3));g=new ka({vertexColors:2});ma.call(this,a,g)}function nd(a,b,c){D.call(this);this.light=a;this.light.updateMatrixWorld();this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1;this.color=c;void 0===b&&(b=1);a=new A;a.setAttribute("position",new E([-b,b,0,b,b,0,b,-b,0,-b,-b,0,-b,b,0],3));b=new ka({fog:!1});this.lightPlane=new La(a,b);this.add(this.lightPlane);a=new A;a.setAttribute("position",new E([0,
-0,0,0,0,1],3));this.targetLine=new La(a,b);this.add(this.targetLine);this.update()}function ve(a){function b(a,b,d){c(a,d);c(b,d)}function c(a,b){f.push(0,0,0);g.push(b.r,b.g,b.b);void 0===k[a]&&(k[a]=[]);k[a].push(f.length/3-1)}var d=new A,e=new ka({color:16777215,vertexColors:1}),f=[],g=[],k={},l=new B(16755200),m=new B(16711680),h=new B(43775),p=new B(16777215),q=new B(3355443);b("n1","n2",l);b("n2","n4",l);b("n4","n3",l);b("n3","n1",l);b("f1","f2",l);b("f2","f4",l);b("f4","f3",l);b("f3","f1",
+0,m),k.push(p.r,p.g,p.b)}a=new A;a.setAttribute("position",new E(g,3));a.setAttribute("color",new E(k,3));g=new ka({vertexColors:!0});ma.call(this,a,g)}function nd(a,b,c){D.call(this);this.light=a;this.light.updateMatrixWorld();this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1;this.color=c;void 0===b&&(b=1);a=new A;a.setAttribute("position",new E([-b,b,0,b,b,0,b,-b,0,-b,-b,0,-b,b,0],3));b=new ka({fog:!1});this.lightPlane=new La(a,b);this.add(this.lightPlane);a=new A;a.setAttribute("position",new E([0,
+0,0,0,0,1],3));this.targetLine=new La(a,b);this.add(this.targetLine);this.update()}function ve(a){function b(a,b,d){c(a,d);c(b,d)}function c(a,b){f.push(0,0,0);g.push(b.r,b.g,b.b);void 0===k[a]&&(k[a]=[]);k[a].push(f.length/3-1)}var d=new A,e=new ka({color:16777215,vertexColors:!0}),f=[],g=[],k={},l=new B(16755200),m=new B(16711680),h=new B(43775),p=new B(16777215),q=new B(3355443);b("n1","n2",l);b("n2","n4",l);b("n4","n3",l);b("n3","n1",l);b("f1","f2",l);b("f2","f4",l);b("f4","f3",l);b("f3","f1",
 l);b("n1","f1",l);b("n2","f2",l);b("n3","f3",l);b("n4","f4",l);b("p","n1",m);b("p","n2",m);b("p","n3",m);b("p","n4",m);b("u1","u2",h);b("u2","u3",h);b("u3","u1",h);b("c","t",p);b("p","c",q);b("cn1","cn2",q);b("cn3","cn4",q);b("cf1","cf2",q);b("cf3","cf4",q);d.setAttribute("position",new E(f,3));d.setAttribute("color",new E(g,3));ma.call(this,d,e);this.camera=a;this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix();this.matrix=a.matrixWorld;this.matrixAutoUpdate=!1;this.pointMap=
 k;this.update()}function na(a,b,c,d,e,f,g){yf.set(e,f,g).unproject(d);a=b[a];if(void 0!==a)for(c=c.getAttribute("position"),b=0,d=a.length;b<d;b++)c.setXYZ(a[b],yf.x,yf.y,yf.z)}function xb(a,b){this.object=a;void 0===b&&(b=16776960);a=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]);var c=new Float32Array(24),d=new A;d.setIndex(new M(a,1));d.setAttribute("position",new M(c,3));ma.call(this,d,new ka({color:b}));this.matrixAutoUpdate=!1;this.update()}function we(a,b){this.type="Box3Helper";
 this.box=a;b=b||16776960;a=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]);var c=new A;c.setIndex(new M(a,1));c.setAttribute("position",new E([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3));ma.call(this,c,new ka({color:b}));this.geometry.computeBoundingSphere()}function xe(a,b,c){this.type="PlaneHelper";this.plane=a;this.size=void 0===b?1:b;a=void 0!==c?c:16776960;b=new A;b.setAttribute("position",new E([1,-1,1,-1,1,1,-1,-1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,
 0,0,1,0,0,0],3));b.computeBoundingSphere();La.call(this,b,new ka({color:a}));b=new A;b.setAttribute("position",new E([1,1,1,-1,1,1,-1,-1,1,1,1,1,-1,-1,1,1,-1,1],3));b.computeBoundingSphere();this.add(new ca(b,new Pa({color:a,opacity:.2,transparent:!0,depthWrite:!1})))}function yb(a,b,c,d,e,f){D.call(this);void 0===a&&(a=new n(0,0,1));void 0===b&&(b=new n(0,0,0));void 0===c&&(c=1);void 0===d&&(d=16776960);void 0===e&&(e=.2*c);void 0===f&&(f=.2*e);void 0===zf&&(zf=new A,zf.setAttribute("position",new E([0,
-0,0,0,1,0],3)),Tg=new ub(0,.5,1,5,1),Tg.translate(0,-.5,0));this.position.copy(b);this.line=new La(zf,new ka({color:d}));this.line.matrixAutoUpdate=!1;this.add(this.line);this.cone=new ca(Tg,new Pa({color:d}));this.cone.matrixAutoUpdate=!1;this.add(this.cone);this.setDirection(a);this.setLength(c,e,f)}function ye(a){a=a||1;var b=[0,0,0,a,0,0,0,0,0,0,a,0,0,0,0,0,0,a];a=new A;a.setAttribute("position",new E(b,3));a.setAttribute("color",new E([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));b=new ka({vertexColors:2});
+0,0,0,1,0],3)),Tg=new ub(0,.5,1,5,1),Tg.translate(0,-.5,0));this.position.copy(b);this.line=new La(zf,new ka({color:d}));this.line.matrixAutoUpdate=!1;this.add(this.line);this.cone=new ca(Tg,new Pa({color:d}));this.cone.matrixAutoUpdate=!1;this.add(this.cone);this.setDirection(a);this.setLength(c,e,f)}function ye(a){a=a||1;var b=[0,0,0,a,0,0,0,0,0,0,a,0,0,0,0,0,0,a];a=new A;a.setAttribute("position",new E(b,3));a.setAttribute("color",new E([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));b=new ka({vertexColors:!0});
 ma.call(this,a,b)}function Ug(a){Y=a;Vg(Af)}function ui(a){var b={magFilter:1003,minFilter:1003,generateMipmaps:!1,type:a?a.type:1009,format:a?a.format:1023,encoding:a?a.encoding:3002,depthBuffer:!1,stencilBuffer:!1},c=vi(b);c.depthBuffer=a?!1:!0;Bf=vi(b);return c}function wi(a){Bf.dispose();Y.setRenderTarget(Wg);a.scissorTest=!1;a.setSize(a.width,a.height)}function Vg(a){var b=new pb;b.add(new ca(ze[0],a));Y.compile(b,Xg)}function vi(a){a=new wa(3*lb,3*lb,a);a.texture.mapping=306;a.texture.name=
 "PMREM.cubeUv";a.scissorTest=!0;return a}function Yg(a,b,c,d,e){a.viewport.set(b,c,d,e);a.scissor.set(b,c,d,e)}function xi(a){var b=Y.autoClear;Y.autoClear=!1;for(var c=1;c<yi;c++)zi(a,c-1,c,Math.sqrt(Cf[c]*Cf[c]-Cf[c-1]*Cf[c-1]),Ai[(c-1)%Ai.length]);Y.autoClear=b}function zi(a,b,c,d,e){Bi(a,Bf,b,c,d,"latitudinal",e);Bi(Bf,a,c,c,d,"longitudinal",e)}function Bi(a,b,c,d,e,f,g){"latitudinal"!==f&&"longitudinal"!==f&&console.error("blur direction must be either latitudinal or longitudinal!");var k=new pb;
 k.add(new ca(ze[d],Af));var l=Af.uniforms,m=Ci[c]-1;m=isFinite(e)?Math.PI/(2*m):2*Math.PI/39;var h=e/m,p=isFinite(e)?1+Math.floor(3*h):20;20<p&&console.warn("sigmaRadians, "+e+", is too large and will clip, as it requested "+p+" samples when the maximum is set to 20");e=[];for(var q=0,n=0;20>n;++n){var r=n/h;r=Math.exp(-r*r/2);e.push(r);0==n?q+=r:n<p&&(q+=2*r)}for(n=0;n<e.length;n++)e[n]/=q;l.envMap.value=a.texture;l.samples.value=p;l.weights.value=e;l.latitudinal.value="latitudinal"===f;g&&(l.poleAxis.value=
@@ -505,33 +505,33 @@ this.sheen.isColor&&(d.sheen=this.sheen.getHex());this.emissive&&this.emissive.i
 this.clearcoatNormalMap.isTexture&&(d.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(a).uuid,d.clearcoatNormalScale=this.clearcoatNormalScale.toArray());this.map&&this.map.isTexture&&(d.map=this.map.toJSON(a).uuid);this.matcap&&this.matcap.isTexture&&(d.matcap=this.matcap.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.aoMap&&this.aoMap.isTexture&&(d.aoMap=this.aoMap.toJSON(a).uuid,
 d.aoMapIntensity=this.aoMapIntensity);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.normalMapType=this.normalMapType,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,d.refractionRatio=this.refractionRatio,
-void 0!==this.combine&&(d.combine=this.combine),void 0!==this.envMapIntensity&&(d.envMapIntensity=this.envMapIntensity));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);!0===this.flatShading&&(d.flatShading=this.flatShading);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;d.stencilWrite=this.stencilWrite;d.stencilWriteMask=this.stencilWriteMask;d.stencilFunc=this.stencilFunc;d.stencilRef=this.stencilRef;d.stencilFuncMask=this.stencilFuncMask;d.stencilFail=this.stencilFail;d.stencilZFail=this.stencilZFail;d.stencilZPass=this.stencilZPass;this.rotation&&0!==this.rotation&&
-(d.rotation=this.rotation);!0===this.polygonOffset&&(d.polygonOffset=!0);0!==this.polygonOffsetFactor&&(d.polygonOffsetFactor=this.polygonOffsetFactor);0!==this.polygonOffsetUnits&&(d.polygonOffsetUnits=this.polygonOffsetUnits);this.linewidth&&1!==this.linewidth&&(d.linewidth=this.linewidth);void 0!==this.dashSize&&(d.dashSize=this.dashSize);void 0!==this.gapSize&&(d.gapSize=this.gapSize);void 0!==this.scale&&(d.scale=this.scale);!0===this.dithering&&(d.dithering=!0);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);!0===this.morphTargets&&(d.morphTargets=!0);!0===this.morphNormals&&(d.morphNormals=!0);!0===this.skinning&&(d.skinning=!0);!1===
-this.visible&&(d.visible=!1);!1===this.toneMapped&&(d.toneMapped=!1);"{}"!==JSON.stringify(this.userData)&&(d.userData=this.userData);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.blending=a.blending;this.side=a.side;this.flatShading=a.flatShading;this.vertexTangents=a.vertexTangents;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.stencilWriteMask=a.stencilWriteMask;this.stencilFunc=a.stencilFunc;this.stencilRef=a.stencilRef;this.stencilFuncMask=a.stencilFuncMask;this.stencilFail=a.stencilFail;this.stencilZFail=
-a.stencilZFail;this.stencilZPass=a.stencilZPass;this.stencilWrite=a.stencilWrite;var b=a.clippingPlanes,c=null;if(null!==b){var d=b.length;c=Array(d);for(var e=0;e!==d;++e)c[e]=b[e].clone()}this.clippingPlanes=c;this.clipIntersection=a.clipIntersection;this.clipShadows=a.clipShadows;this.shadowSide=a.shadowSide;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.visible=a.visible;this.toneMapped=a.toneMapped;this.userData=JSON.parse(JSON.stringify(a.userData));return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});Object.defineProperty(K.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Pa.prototype=Object.create(K.prototype);Pa.prototype.constructor=Pa;Pa.prototype.isMeshBasicMaterial=!0;Pa.prototype.copy=function(a){K.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};var T=new n;Object.defineProperty(M.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.assign(M.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(a){this.usage=a;return this},copy:function(a){this.name=a.name;this.array=new a.array.constructor(a.array);this.itemSize=a.itemSize;this.count=a.count;this.normalized=a.normalized;this.usage=a.usage;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 B);b[c++]=f.r;b[c++]=f.g;b[c++]=f.b}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 w);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 ia);b[c++]=f.x;b[c++]=f.y;
-b[c++]=f.z;b[c++]=f.w}return this},applyMatrix3:function(a){for(var b=0,c=this.count;b<c;b++)T.x=this.getX(b),T.y=this.getY(b),T.z=this.getZ(b),T.applyMatrix3(a),this.setXYZ(b,T.x,T.y,T.z);return this},applyMatrix4:function(a){for(var b=0,c=this.count;b<c;b++)T.x=this.getX(b),T.y=this.getY(b),T.z=this.getZ(b),T.applyMatrix4(a),this.setXYZ(b,T.x,T.y,T.z);return this},applyNormalMatrix:function(a){for(var b=0,c=this.count;b<c;b++)T.x=this.getX(b),T.y=this.getY(b),T.z=this.getZ(b),T.applyNormalMatrix(a),
-this.setXYZ(b,T.x,T.y,T.z);return this},transformDirection:function(a){for(var b=0,c=this.count;b<c;b++)T.x=this.getX(b),T.y=this.getY(b),T.z=this.getZ(b),T.transformDirection(a),this.setXYZ(b,T.x,T.y,T.z);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)},toJSON:function(){return{itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized}}});Cd.prototype=Object.create(M.prototype);Cd.prototype.constructor=Cd;Dd.prototype=Object.create(M.prototype);Dd.prototype.constructor=
-Dd;Ed.prototype=Object.create(M.prototype);Ed.prototype.constructor=Ed;Fd.prototype=Object.create(M.prototype);Fd.prototype.constructor=Fd;Xb.prototype=Object.create(M.prototype);Xb.prototype.constructor=Xb;Gd.prototype=Object.create(M.prototype);Gd.prototype.constructor=Gd;Yb.prototype=Object.create(M.prototype);Yb.prototype.constructor=Yb;E.prototype=Object.create(M.prototype);E.prototype.constructor=E;Hd.prototype=Object.create(M.prototype);Hd.prototype.constructor=Hd;Object.assign(xh.prototype,
-{computeGroups:function(a){var b=[],c=void 0;a=a.faces;for(var d=0;d<a.length;d++){var e=a[d];if(e.materialIndex!==c){c=e.materialIndex;void 0!==f&&(f.count=3*d-f.start,b.push(f));var f={start:3*d,materialIndex:c}}}void 0!==f&&(f.count=3*d-f.start,b.push(f));this.groups=b},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,k=g.length;if(0<k){var l=[];for(var h=0;h<k;h++)l[h]={name:g[h].name,data:[]};this.morphTargets.position=
-l}var n=a.morphNormals,p=n.length;if(0<p){var q=[];for(h=0;h<p;h++)q[h]={name:n[h].name,data:[]};this.morphTargets.normal=q}var t=a.skinIndices,r=a.skinWeights,u=t.length===c.length,y=r.length===c.length;0<c.length&&0===b.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(h=0;h<b.length;h++){var v=b[h];this.vertices.push(c[v.a],c[v.b],c[v.c]);var C=v.vertexNormals;3===C.length?this.normals.push(C[0],C[1],C[2]):(C=v.normal,this.normals.push(C,C,C));C=v.vertexColors;
-3===C.length?this.colors.push(C[0],C[1],C[2]):(C=v.color,this.colors.push(C,C,C));!0===e&&(C=d[0][h],void 0!==C?this.uvs.push(C[0],C[1],C[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",h),this.uvs.push(new w,new w,new w)));!0===f&&(C=d[1][h],void 0!==C?this.uvs2.push(C[0],C[1],C[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",h),this.uvs2.push(new w,new w,new w)));for(C=0;C<k;C++){var A=g[C].vertices;l[C].data.push(A[v.a],A[v.b],A[v.c])}for(C=
-0;C<p;C++)A=n[C].vertexNormals[h],q[C].data.push(A.a,A.b,A.c);u&&this.skinIndices.push(t[v.a],t[v.b],t[v.c]);y&&this.skinWeights.push(r[v.a],r[v.b],r[v.c])}this.computeGroups(a);this.verticesNeedUpdate=a.verticesNeedUpdate;this.normalsNeedUpdate=a.normalsNeedUpdate;this.colorsNeedUpdate=a.colorsNeedUpdate;this.uvsNeedUpdate=a.uvsNeedUpdate;this.groupsNeedUpdate=a.groupsNeedUpdate;null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());
-return this}});var sj=1,nb=new O,kh=new D,wd=new n,Oa=new Ta,Ee=new Ta,U=new n;A.prototype=Object.assign(Object.create(Fa.prototype),{constructor:A,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(a){Array.isArray(a)?this.index=new (65535<yh(a)?Yb:Xb)(a,1):this.index=a},getAttribute:function(a){return this.attributes[a]},setAttribute:function(a,b){this.attributes[a]=b;return this},deleteAttribute: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},applyMatrix4:function(a){var b=this.attributes.position;void 0!==b&&(b.applyMatrix4(a),b.needsUpdate=!0);b=this.attributes.normal;if(void 0!==b){var c=(new za).getNormalMatrix(a);b.applyNormalMatrix(c);b.needsUpdate=!0}b=this.attributes.tangent;void 0!==b&&(b.transformDirection(a),b.needsUpdate=!0);null!==this.boundingBox&&
-this.computeBoundingBox();null!==this.boundingSphere&&this.computeBoundingSphere();return this},rotateX:function(a){nb.makeRotationX(a);this.applyMatrix4(nb);return this},rotateY:function(a){nb.makeRotationY(a);this.applyMatrix4(nb);return this},rotateZ:function(a){nb.makeRotationZ(a);this.applyMatrix4(nb);return this},translate:function(a,b,c){nb.makeTranslation(a,b,c);this.applyMatrix4(nb);return this},scale:function(a,b,c){nb.makeScale(a,b,c);this.applyMatrix4(nb);return this},lookAt:function(a){kh.lookAt(a);
-kh.updateMatrix();this.applyMatrix4(kh.matrix);return this},center:function(){this.computeBoundingBox();this.boundingBox.getCenter(wd).negate();this.translate(wd.x,wd.y,wd.z);return this},setFromObject:function(a){var b=a.geometry;if(a.isPoints||a.isLine){a=new E(3*b.vertices.length,3);var c=new E(3*b.colors.length,3);this.setAttribute("position",a.copyVector3sArray(b.vertices));this.setAttribute("color",c.copyColorsArray(b.colors));b.lineDistances&&b.lineDistances.length===b.vertices.length&&(a=
-new E(b.lineDistances.length,1),this.setAttribute("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},setFromPoints:function(a){for(var b=[],c=0,d=a.length;c<d;c++){var e=a[c];b.push(e.x,e.y,e.z||0)}this.setAttribute("position",new E(b,3));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),
+void 0!==this.combine&&(d.combine=this.combine),void 0!==this.envMapIntensity&&(d.envMapIntensity=this.envMapIntensity));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);!0===this.flatShading&&(d.flatShading=this.flatShading);0!==this.side&&(d.side=this.side);this.vertexColors&&(d.vertexColors=!0);
+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;d.stencilWrite=this.stencilWrite;d.stencilWriteMask=this.stencilWriteMask;d.stencilFunc=this.stencilFunc;d.stencilRef=this.stencilRef;d.stencilFuncMask=this.stencilFuncMask;d.stencilFail=this.stencilFail;d.stencilZFail=this.stencilZFail;d.stencilZPass=this.stencilZPass;this.rotation&&0!==this.rotation&&(d.rotation=this.rotation);
+!0===this.polygonOffset&&(d.polygonOffset=!0);0!==this.polygonOffsetFactor&&(d.polygonOffsetFactor=this.polygonOffsetFactor);0!==this.polygonOffsetUnits&&(d.polygonOffsetUnits=this.polygonOffsetUnits);this.linewidth&&1!==this.linewidth&&(d.linewidth=this.linewidth);void 0!==this.dashSize&&(d.dashSize=this.dashSize);void 0!==this.gapSize&&(d.gapSize=this.gapSize);void 0!==this.scale&&(d.scale=this.scale);!0===this.dithering&&(d.dithering=!0);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);!0===this.morphTargets&&(d.morphTargets=!0);!0===this.morphNormals&&(d.morphNormals=!0);!0===this.skinning&&(d.skinning=!0);!1===this.visible&&(d.visible=!1);!1===this.toneMapped&&
+(d.toneMapped=!1);"{}"!==JSON.stringify(this.userData)&&(d.userData=this.userData);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.blending=a.blending;this.side=a.side;this.flatShading=a.flatShading;this.vertexTangents=a.vertexTangents;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.stencilWriteMask=a.stencilWriteMask;this.stencilFunc=a.stencilFunc;this.stencilRef=a.stencilRef;this.stencilFuncMask=a.stencilFuncMask;this.stencilFail=a.stencilFail;this.stencilZFail=a.stencilZFail;this.stencilZPass=a.stencilZPass;this.stencilWrite=
+a.stencilWrite;var b=a.clippingPlanes,c=null;if(null!==b){var d=b.length;c=Array(d);for(var e=0;e!==d;++e)c[e]=b[e].clone()}this.clippingPlanes=c;this.clipIntersection=a.clipIntersection;this.clipShadows=a.clipShadows;this.shadowSide=a.shadowSide;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.visible=a.visible;this.toneMapped=a.toneMapped;this.userData=JSON.parse(JSON.stringify(a.userData));return this},dispose:function(){this.dispatchEvent({type:"dispose"})}});Object.defineProperty(K.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Pa.prototype=Object.create(K.prototype);Pa.prototype.constructor=Pa;Pa.prototype.isMeshBasicMaterial=!0;Pa.prototype.copy=function(a){K.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};
+var T=new n;Object.defineProperty(M.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.assign(M.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(a){this.usage=a;return this},copy:function(a){this.name=a.name;this.array=new a.array.constructor(a.array);this.itemSize=a.itemSize;this.count=a.count;this.normalized=a.normalized;this.usage=a.usage;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 B);b[c++]=f.r;b[c++]=f.g;b[c++]=f.b}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 w);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 ia);b[c++]=f.x;b[c++]=f.y;b[c++]=
+f.z;b[c++]=f.w}return this},applyMatrix3:function(a){for(var b=0,c=this.count;b<c;b++)T.x=this.getX(b),T.y=this.getY(b),T.z=this.getZ(b),T.applyMatrix3(a),this.setXYZ(b,T.x,T.y,T.z);return this},applyMatrix4:function(a){for(var b=0,c=this.count;b<c;b++)T.x=this.getX(b),T.y=this.getY(b),T.z=this.getZ(b),T.applyMatrix4(a),this.setXYZ(b,T.x,T.y,T.z);return this},applyNormalMatrix:function(a){for(var b=0,c=this.count;b<c;b++)T.x=this.getX(b),T.y=this.getY(b),T.z=this.getZ(b),T.applyNormalMatrix(a),this.setXYZ(b,
+T.x,T.y,T.z);return this},transformDirection:function(a){for(var b=0,c=this.count;b<c;b++)T.x=this.getX(b),T.y=this.getY(b),T.z=this.getZ(b),T.transformDirection(a),this.setXYZ(b,T.x,T.y,T.z);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)},toJSON:function(){return{itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized}}});Cd.prototype=Object.create(M.prototype);Cd.prototype.constructor=Cd;Dd.prototype=Object.create(M.prototype);Dd.prototype.constructor=Dd;Ed.prototype=
+Object.create(M.prototype);Ed.prototype.constructor=Ed;Fd.prototype=Object.create(M.prototype);Fd.prototype.constructor=Fd;Xb.prototype=Object.create(M.prototype);Xb.prototype.constructor=Xb;Gd.prototype=Object.create(M.prototype);Gd.prototype.constructor=Gd;Yb.prototype=Object.create(M.prototype);Yb.prototype.constructor=Yb;E.prototype=Object.create(M.prototype);E.prototype.constructor=E;Hd.prototype=Object.create(M.prototype);Hd.prototype.constructor=Hd;Object.assign(xh.prototype,{computeGroups:function(a){var b=
+[],c=void 0;a=a.faces;for(var d=0;d<a.length;d++){var e=a[d];if(e.materialIndex!==c){c=e.materialIndex;void 0!==f&&(f.count=3*d-f.start,b.push(f));var f={start:3*d,materialIndex:c}}}void 0!==f&&(f.count=3*d-f.start,b.push(f));this.groups=b},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,k=g.length;if(0<k){var l=[];for(var h=0;h<k;h++)l[h]={name:g[h].name,data:[]};this.morphTargets.position=l}var n=a.morphNormals,p=
+n.length;if(0<p){var q=[];for(h=0;h<p;h++)q[h]={name:n[h].name,data:[]};this.morphTargets.normal=q}var t=a.skinIndices,r=a.skinWeights,u=t.length===c.length,y=r.length===c.length;0<c.length&&0===b.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(h=0;h<b.length;h++){var v=b[h];this.vertices.push(c[v.a],c[v.b],c[v.c]);var C=v.vertexNormals;3===C.length?this.normals.push(C[0],C[1],C[2]):(C=v.normal,this.normals.push(C,C,C));C=v.vertexColors;3===C.length?this.colors.push(C[0],
+C[1],C[2]):(C=v.color,this.colors.push(C,C,C));!0===e&&(C=d[0][h],void 0!==C?this.uvs.push(C[0],C[1],C[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",h),this.uvs.push(new w,new w,new w)));!0===f&&(C=d[1][h],void 0!==C?this.uvs2.push(C[0],C[1],C[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",h),this.uvs2.push(new w,new w,new w)));for(C=0;C<k;C++){var A=g[C].vertices;l[C].data.push(A[v.a],A[v.b],A[v.c])}for(C=0;C<p;C++)A=n[C].vertexNormals[h],
+q[C].data.push(A.a,A.b,A.c);u&&this.skinIndices.push(t[v.a],t[v.b],t[v.c]);y&&this.skinWeights.push(r[v.a],r[v.b],r[v.c])}this.computeGroups(a);this.verticesNeedUpdate=a.verticesNeedUpdate;this.normalsNeedUpdate=a.normalsNeedUpdate;this.colorsNeedUpdate=a.colorsNeedUpdate;this.uvsNeedUpdate=a.uvsNeedUpdate;this.groupsNeedUpdate=a.groupsNeedUpdate;null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());return this}});var sj=
+1,nb=new O,kh=new D,wd=new n,Oa=new Ta,Ee=new Ta,U=new n;A.prototype=Object.assign(Object.create(Fa.prototype),{constructor:A,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(a){Array.isArray(a)?this.index=new (65535<yh(a)?Yb:Xb)(a,1):this.index=a},getAttribute:function(a){return this.attributes[a]},setAttribute:function(a,b){this.attributes[a]=b;return this},deleteAttribute: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},applyMatrix4:function(a){var b=this.attributes.position;void 0!==b&&(b.applyMatrix4(a),b.needsUpdate=!0);b=this.attributes.normal;if(void 0!==b){var c=(new za).getNormalMatrix(a);b.applyNormalMatrix(c);b.needsUpdate=!0}b=this.attributes.tangent;void 0!==b&&(b.transformDirection(a),b.needsUpdate=!0);null!==this.boundingBox&&this.computeBoundingBox();
+null!==this.boundingSphere&&this.computeBoundingSphere();return this},rotateX:function(a){nb.makeRotationX(a);this.applyMatrix4(nb);return this},rotateY:function(a){nb.makeRotationY(a);this.applyMatrix4(nb);return this},rotateZ:function(a){nb.makeRotationZ(a);this.applyMatrix4(nb);return this},translate:function(a,b,c){nb.makeTranslation(a,b,c);this.applyMatrix4(nb);return this},scale:function(a,b,c){nb.makeScale(a,b,c);this.applyMatrix4(nb);return this},lookAt:function(a){kh.lookAt(a);kh.updateMatrix();
+this.applyMatrix4(kh.matrix);return this},center:function(){this.computeBoundingBox();this.boundingBox.getCenter(wd).negate();this.translate(wd.x,wd.y,wd.z);return this},setFromObject:function(a){var b=a.geometry;if(a.isPoints||a.isLine){a=new E(3*b.vertices.length,3);var c=new E(3*b.colors.length,3);this.setAttribute("position",a.copyVector3sArray(b.vertices));this.setAttribute("color",c.copyColorsArray(b.colors));b.lineDistances&&b.lineDistances.length===b.vertices.length&&(a=new E(b.lineDistances.length,
+1),this.setAttribute("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},setFromPoints:function(a){for(var b=[],c=0,d=a.length;c<d;c++){var e=a[c];b.push(e.x,e.y,e.z||0)}this.setAttribute("position",new E(b,3));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 xh).fromGeometry(a);return this.fromDirectGeometry(a.__directGeometry)},fromDirectGeometry:function(a){var b=new Float32Array(3*a.vertices.length);this.setAttribute("position",(new M(b,3)).copyVector3sArray(a.vertices));0<a.normals.length&&(b=new Float32Array(3*a.normals.length),
 this.setAttribute("normal",(new M(b,3)).copyVector3sArray(a.normals)));0<a.colors.length&&(b=new Float32Array(3*a.colors.length),this.setAttribute("color",(new M(b,3)).copyColorsArray(a.colors)));0<a.uvs.length&&(b=new Float32Array(2*a.uvs.length),this.setAttribute("uv",(new M(b,2)).copyVector2sArray(a.uvs)));0<a.uvs2.length&&(b=new Float32Array(2*a.uvs2.length),this.setAttribute("uv2",(new M(b,2)).copyVector2sArray(a.uvs2)));this.groups=a.groups;for(var c in a.morphTargets){b=[];for(var d=a.morphTargets[c],
@@ -691,7 +691,7 @@ Pc=new w,Sd=new w,ai=new O,Nf=new n,Ge=new n,Of=new n,Ri=new w,oh=new w,Si=new w
 a.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&yd.multiplyScalar(-zd.z);var c=this.material.rotation;if(0!==c){var d=Math.cos(c);var e=Math.sin(c)}c=this.center;Te(Nf.set(-.5,-.5,0),zd,c,yd,e,d);Te(Ge.set(.5,-.5,0),zd,c,yd,e,d);Te(Of.set(.5,.5,0),zd,c,yd,e,d);Ri.set(0,0);oh.set(1,0);Si.set(1,1);var f=a.ray.intersectTriangle(Nf,Ge,Of,!1,Fe);if(null===f&&(Te(Ge.set(-.5,.5,0),zd,c,yd,e,d),oh.set(0,1),f=a.ray.intersectTriangle(Nf,Of,Ge,!1,Fe),null===f))return;e=a.ray.origin.distanceTo(Fe);
 e<a.near||e>a.far||b.push({distance:e,point:Fe.clone(),uv:oa.getUV(Fe,Nf,Ge,Of,Ri,oh,Si,new w),face:null,object:this})},clone:function(){return(new this.constructor(this.material)).copy(this)},copy:function(a){D.prototype.copy.call(this,a);void 0!==a.center&&this.center.copy(a.center);return this}});var Pf=new n,Ti=new n;Td.prototype=Object.assign(Object.create(D.prototype),{constructor:Td,isLOD:!0,copy:function(a){D.prototype.copy.call(this,a,!1);for(var b=a.levels,c=0,d=b.length;c<d;c++){var e=
 b[c];this.addLevel(e.object.clone(),e.distance)}this.autoUpdate=a.autoUpdate;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);return this},getCurrentLevel:function(){return this._currentLevel},getObjectForDistance:function(a){var b=this.levels;if(0<b.length){for(var c=1,d=b.length;c<d&&!(a<b[c].distance);c++);return b[c-1].object}return null},raycast:function(a,b){if(0<
-this.levels.length){Pf.setFromMatrixPosition(this.matrixWorld);var c=a.ray.origin.distanceTo(Pf);this.getObjectForDistance(c).raycast(a,b)}},update:function(a){var b=this.levels;if(1<b.length){Pf.setFromMatrixPosition(a.matrixWorld);Ti.setFromMatrixPosition(this.matrixWorld);a=Pf.distanceTo(Ti);b[0].object.visible=!0;for(var c=1,d=b.length;c<d;c++)if(a>=b[c].distance)b[c-1].object.visible=!1,b[c].object.visible=!0;else break;for(this._currentLevel=c-1;c<d;c++)b[c].object.visible=!1}},toJSON:function(a){a=
+this.levels.length){Pf.setFromMatrixPosition(this.matrixWorld);var c=a.ray.origin.distanceTo(Pf);this.getObjectForDistance(c).raycast(a,b)}},update:function(a){var b=this.levels;if(1<b.length){Pf.setFromMatrixPosition(a.matrixWorld);Ti.setFromMatrixPosition(this.matrixWorld);a=Pf.distanceTo(Ti)/a.zoom;b[0].object.visible=!0;for(var c=1,d=b.length;c<d;c++)if(a>=b[c].distance)b[c-1].object.visible=!1,b[c].object.visible=!0;else break;for(this._currentLevel=c-1;c<d;c++)b[c].object.visible=!1}},toJSON:function(a){a=
 D.prototype.toJSON.call(this,a);!1===this.autoUpdate&&(a.object.autoUpdate=!1);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}});Ud.prototype=Object.assign(Object.create(ca.prototype),{constructor:Ud,isSkinnedMesh:!0,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(){for(var a=new ia,b=this.geometry.attributes.skinWeight,c=0,d=b.count;c<d;c++){a.x=b.getX(c);a.y=b.getY(c);a.z=b.getZ(c);a.w=b.getW(c);var e=1/a.manhattanLength();Infinity!==e?a.multiplyScalar(e):a.set(1,0,0,0);b.setXYZW(c,a.x,a.y,a.z,a.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)}});var Ui=new O,$k=new O;Object.assign(Ue.prototype,{calculateInverses:function(){this.boneInverses=[];for(var a=0,b=this.bones.length;a<b;a++){var c=new O;this.bones[a]&&c.getInverse(this.bones[a].matrixWorld);this.boneInverses.push(c)}},pose:function(){var a,b;var c=0;for(b=this.bones.length;c<b;c++)(a=this.bones[c])&&a.matrixWorld.getInverse(this.boneInverses[c]);
@@ -812,137 +812,137 @@ fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1});this.view.enable
 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}});kf.prototype=Object.assign(Object.create(kb.prototype),{constructor:kf,isDirectionalLightShadow:!0,updateMatrices:function(a){kb.prototype.updateMatrices.call(this,a)}});lf.prototype=Object.assign(Object.create(ba.prototype),{constructor:lf,isDirectionalLight:!0,copy:function(a){ba.prototype.copy.call(this,a);this.target=
 a.target.clone();this.shadow=a.shadow.clone();return this}});mf.prototype=Object.assign(Object.create(ba.prototype),{constructor:mf,isAmbientLight:!0});nf.prototype=Object.assign(Object.create(ba.prototype),{constructor:nf,isRectAreaLight:!0,copy:function(a){ba.prototype.copy.call(this,a);this.width=a.width;this.height=a.height;return this},toJSON:function(a){a=ba.prototype.toJSON.call(this,a);a.object.width=this.width;a.object.height=this.height;return a}});of.prototype=Object.assign(Object.create(V.prototype),
 {constructor:of,load:function(a,b,c,d){var e=this,f=new Sa(e.manager);f.setPath(e.path);f.load(a,function(a){b(e.parse(JSON.parse(a)))},c,d)},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 bl[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.sheen&&(d.sheen=(new B).setHex(a.sheen));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.vertexColors&&(d.vertexColors=a.vertexColors);void 0!==a.fog&&(d.fog=a.fog);void 0!==a.flatShading&&(d.flatShading=a.flatShading);void 0!==a.blending&&(d.blending=a.blending);
-void 0!==a.combine&&(d.combine=a.combine);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.stencilWrite&&(d.stencilWrite=a.stencilWrite);void 0!==a.stencilWriteMask&&(d.stencilWriteMask=a.stencilWriteMask);void 0!==
-a.stencilFunc&&(d.stencilFunc=a.stencilFunc);void 0!==a.stencilRef&&(d.stencilRef=a.stencilRef);void 0!==a.stencilFuncMask&&(d.stencilFuncMask=a.stencilFuncMask);void 0!==a.stencilFail&&(d.stencilFail=a.stencilFail);void 0!==a.stencilZFail&&(d.stencilZFail=a.stencilZFail);void 0!==a.stencilZPass&&(d.stencilZPass=a.stencilZPass);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.rotation&&(d.rotation=a.rotation);1!==a.linewidth&&(d.linewidth=a.linewidth);void 0!==a.dashSize&&(d.dashSize=a.dashSize);void 0!==a.gapSize&&(d.gapSize=a.gapSize);void 0!==a.scale&&(d.scale=a.scale);void 0!==a.polygonOffset&&(d.polygonOffset=a.polygonOffset);void 0!==a.polygonOffsetFactor&&(d.polygonOffsetFactor=a.polygonOffsetFactor);void 0!==a.polygonOffsetUnits&&(d.polygonOffsetUnits=a.polygonOffsetUnits);
-void 0!==a.skinning&&(d.skinning=a.skinning);void 0!==a.morphTargets&&(d.morphTargets=a.morphTargets);void 0!==a.morphNormals&&(d.morphNormals=a.morphNormals);void 0!==a.dithering&&(d.dithering=a.dithering);void 0!==a.visible&&(d.visible=a.visible);void 0!==a.toneMapped&&(d.toneMapped=a.toneMapped);void 0!==a.userData&&(d.userData=a.userData);if(void 0!==a.uniforms)for(var e in a.uniforms){var f=a.uniforms[e];d.uniforms[e]={};switch(f.type){case "t":d.uniforms[e].value=b(f.value);break;case "c":d.uniforms[e].value=
-(new B).setHex(f.value);break;case "v2":d.uniforms[e].value=(new w).fromArray(f.value);break;case "v3":d.uniforms[e].value=(new n).fromArray(f.value);break;case "v4":d.uniforms[e].value=(new ia).fromArray(f.value);break;case "m3":d.uniforms[e].value=(new za).fromArray(f.value);case "m4":d.uniforms[e].value=(new O).fromArray(f.value);break;default:d.uniforms[e].value=f.value}}void 0!==a.defines&&(d.defines=a.defines);void 0!==a.vertexShader&&(d.vertexShader=a.vertexShader);void 0!==a.fragmentShader&&
-(d.fragmentShader=a.fragmentShader);if(void 0!==a.extensions)for(var g in a.extensions)d.extensions[g]=a.extensions[g];void 0!==a.shading&&(d.flatShading=1===a.shading);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.matcap&&(d.matcap=b(a.matcap));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));void 0!==a.normalMapType&&(d.normalMapType=a.normalMapType);void 0!==a.normalScale&&(e=a.normalScale,!1===Array.isArray(e)&&(e=[e,e]),d.normalScale=(new w).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.envMapIntensity&&(d.envMapIntensity=a.envMapIntensity);void 0!==a.reflectivity&&(d.reflectivity=a.reflectivity);void 0!==a.refractionRatio&&(d.refractionRatio=a.refractionRatio);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));void 0!==a.clearcoatNormalMap&&(d.clearcoatNormalMap=b(a.clearcoatNormalMap));void 0!==a.clearcoatNormalScale&&(d.clearcoatNormalScale=(new w).fromArray(a.clearcoatNormalScale));return d},setTextures:function(a){this.textures=a;return this}});var th={decodeText:function(a){if("undefined"!==
-typeof TextDecoder)return(new TextDecoder).decode(a);for(var b="",c=0,d=a.length;c<d;c++)b+=String.fromCharCode(a[c]);try{return decodeURIComponent(escape(b))}catch(e){return b}},extractUrlBase:function(a){var b=a.lastIndexOf("/");return-1===b?"./":a.substr(0,b+1)}};pf.prototype=Object.assign(Object.create(A.prototype),{constructor:pf,isInstancedBufferGeometry:!0,copy:function(a){A.prototype.copy.call(this,a);this.maxInstancedCount=a.maxInstancedCount;return this},clone:function(){return(new this.constructor).copy(this)},
-toJSON:function(){var a=A.prototype.toJSON.call(this);a.maxInstancedCount=this.maxInstancedCount;a.isInstancedBufferGeometry=!0;return a}});qf.prototype=Object.assign(Object.create(M.prototype),{constructor:qf,isInstancedBufferAttribute:!0,copy:function(a){M.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this},toJSON:function(){var a=M.prototype.toJSON.call(this);a.meshPerAttribute=this.meshPerAttribute;a.isInstancedBufferAttribute=!0;return a}});rf.prototype=Object.assign(Object.create(V.prototype),
-{constructor:rf,load:function(a,b,c,d){var e=this,f=new Sa(e.manager);f.setPath(e.path);f.load(a,function(a){b(e.parse(JSON.parse(a)))},c,d)},parse:function(a){var b=a.isInstancedBufferGeometry?new pf:new A,c=a.data.index;if(void 0!==c){var d=new uh[c.type](c.array);b.setIndex(new M(d,1))}c=a.data.attributes;for(var e in c){var f=c[e];d=new uh[f.type](f.array);d=new (f.isInstancedBufferAttribute?qf:M)(d,f.itemSize,f.normalized);void 0!==f.name&&(d.name=f.name);b.setAttribute(e,d)}var g=a.data.morphAttributes;
-if(g)for(e in g){var h=g[e],l=[];c=0;for(var m=h.length;c<m;c++)f=h[c],d=new uh[f.type](f.array),d=new M(d,f.itemSize,f.normalized),void 0!==f.name&&(d.name=f.name),l.push(d);b.morphAttributes[e]=l}a.data.morphTargetsRelative&&(b.morphTargetsRelative=!0);e=a.data.groups||a.data.drawcalls||a.data.offsets;if(void 0!==e)for(c=0,f=e.length;c!==f;++c)d=e[c],b.addGroup(d.start,d.count,d.materialIndex);c=a.data.boundingSphere;void 0!==c&&(e=new n,void 0!==c.center&&e.fromArray(c.center),b.boundingSphere=
-new qb(e,c.radius));a.name&&(b.name=a.name);a.userData&&(b.userData=a.userData);return b}});var uh={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:"undefined"!==typeof Uint8ClampedArray?Uint8ClampedArray:Uint8Array,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};sf.prototype=Object.assign(Object.create(V.prototype),{constructor:sf,load:function(a,b,c,d){var e=this,f=""===this.path?th.extractUrlBase(a):
-this.path;this.resourcePath=this.resourcePath||f;f=new Sa(e.manager);f.setPath(this.path);f.load(a,function(c){var f=null;try{f=JSON.parse(c)}catch(l){void 0!==d&&d(l);console.error("THREE:ObjectLoader: Can't parse "+a+".",l.message);return}c=f.metadata;void 0===c||void 0===c.type||"geometry"===c.type.toLowerCase()?console.error("THREE.ObjectLoader: Can't load "+a):e.parse(f,b)},c,d)},parse:function(a,b){var c=this.parseShape(a.shapes);c=this.parseGeometries(a.geometries,c);var d=this.parseImages(a.images,
-function(){void 0!==b&&b(e)});d=this.parseTextures(a.textures,d);d=this.parseMaterials(a.materials,d);var 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},parseShape:function(a){var b={};if(void 0!==a)for(var c=0,d=a.length;c<d;c++){var e=(new Lb).fromJSON(a[c]);b[e.uuid]=e}return b},parseGeometries:function(a,b){var c={};if(void 0!==a)for(var d=new rf,e=0,f=a.length;e<f;e++){var g=a[e];
-switch(g.type){case "PlaneGeometry":case "PlaneBufferGeometry":var h=new va[g.type](g.width,g.height,g.widthSegments,g.heightSegments);break;case "BoxGeometry":case "BoxBufferGeometry":case "CubeGeometry":h=new va[g.type](g.width,g.height,g.depth,g.widthSegments,g.heightSegments,g.depthSegments);break;case "CircleGeometry":case "CircleBufferGeometry":h=new va[g.type](g.radius,g.segments,g.thetaStart,g.thetaLength);break;case "CylinderGeometry":case "CylinderBufferGeometry":h=new va[g.type](g.radiusTop,
-g.radiusBottom,g.height,g.radialSegments,g.heightSegments,g.openEnded,g.thetaStart,g.thetaLength);break;case "ConeGeometry":case "ConeBufferGeometry":h=new va[g.type](g.radius,g.height,g.radialSegments,g.heightSegments,g.openEnded,g.thetaStart,g.thetaLength);break;case "SphereGeometry":case "SphereBufferGeometry":h=new va[g.type](g.radius,g.widthSegments,g.heightSegments,g.phiStart,g.phiLength,g.thetaStart,g.thetaLength);break;case "DodecahedronGeometry":case "DodecahedronBufferGeometry":case "IcosahedronGeometry":case "IcosahedronBufferGeometry":case "OctahedronGeometry":case "OctahedronBufferGeometry":case "TetrahedronGeometry":case "TetrahedronBufferGeometry":h=
-new va[g.type](g.radius,g.detail);break;case "RingGeometry":case "RingBufferGeometry":h=new va[g.type](g.innerRadius,g.outerRadius,g.thetaSegments,g.phiSegments,g.thetaStart,g.thetaLength);break;case "TorusGeometry":case "TorusBufferGeometry":h=new va[g.type](g.radius,g.tube,g.radialSegments,g.tubularSegments,g.arc);break;case "TorusKnotGeometry":case "TorusKnotBufferGeometry":h=new va[g.type](g.radius,g.tube,g.tubularSegments,g.radialSegments,g.p,g.q);break;case "TubeGeometry":case "TubeBufferGeometry":h=
-new va[g.type]((new sh[g.path.type]).fromJSON(g.path),g.tubularSegments,g.radius,g.radialSegments,g.closed);break;case "LatheGeometry":case "LatheBufferGeometry":h=new va[g.type](g.points,g.segments,g.phiStart,g.phiLength);break;case "PolyhedronGeometry":case "PolyhedronBufferGeometry":h=new va[g.type](g.vertices,g.indices,g.radius,g.details);break;case "ShapeGeometry":case "ShapeBufferGeometry":h=[];for(var l=0,m=g.shapes.length;l<m;l++){var n=b[g.shapes[l]];h.push(n)}h=new va[g.type](h,g.curveSegments);
-break;case "ExtrudeGeometry":case "ExtrudeBufferGeometry":h=[];l=0;for(m=g.shapes.length;l<m;l++)n=b[g.shapes[l]],h.push(n);l=g.options.extrudePath;void 0!==l&&(g.options.extrudePath=(new sh[l.type]).fromJSON(l));h=new va[g.type](h,g.options);break;case "BufferGeometry":case "InstancedBufferGeometry":h=d.parse(g);break;case "Geometry":"THREE"in window&&"LegacyJSONLoader"in THREE?h=(new THREE.LegacyJSONLoader).parse(g,this.resourcePath).geometry:console.error('THREE.ObjectLoader: You have to import LegacyJSONLoader in order load geometry data of type "Geometry".');
-break;default:console.warn('THREE.ObjectLoader: Unsupported geometry type "'+g.type+'"');continue}h.uuid=g.uuid;void 0!==g.name&&(h.name=g.name);!0===h.isBufferGeometry&&void 0!==g.userData&&(h.userData=g.userData);c[g.uuid]=h}return c},parseMaterials:function(a,b){var c={},d={};if(void 0!==a){var e=new of;e.setTextures(b);b=0;for(var f=a.length;b<f;b++){var g=a[b];if("MultiMaterial"===g.type){for(var h=[],l=0;l<g.materials.length;l++){var m=g.materials[l];void 0===c[m.uuid]&&(c[m.uuid]=e.parse(m));
-h.push(c[m.uuid])}d[g.uuid]=h}else void 0===c[g.uuid]&&(c[g.uuid]=e.parse(g)),d[g.uuid]=c[g.uuid]}}return d},parseAnimations:function(a){for(var b=[],c=0;c<a.length;c++){var d=a[c],e=Ra.parse(d);void 0!==d.uuid&&(e.uuid=d.uuid);b.push(e)}return b},parseImages:function(a,b){function c(a){d.manager.itemStart(a);return f.load(a,function(){d.manager.itemEnd(a)},void 0,function(){d.manager.itemError(a);d.manager.itemEnd(a)})}var d=this,e={};if(void 0!==a&&0<a.length){b=new xg(b);var f=new gd(b);f.setCrossOrigin(this.crossOrigin);
-b=0;for(var g=a.length;b<g;b++){var h=a[b],l=h.url;if(Array.isArray(l)){e[h.uuid]=[];for(var m=0,n=l.length;m<n;m++){var p=l[m];p=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(p)?p:d.resourcePath+p;e[h.uuid].push(c(p))}}else p=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(h.url)?h.url:d.resourcePath+h.url,e[h.uuid]=c(p)}}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=Array.isArray(b[g.image])?new rb(b[g.image]):new Z(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,cl));void 0!==g.offset&&h.offset.fromArray(g.offset);void 0!==g.repeat&&h.repeat.fromArray(g.repeat);void 0!==g.center&&
-h.center.fromArray(g.center);void 0!==g.rotation&&(h.rotation=g.rotation);void 0!==g.wrap&&(h.wrapS=c(g.wrap[0],aj),h.wrapT=c(g.wrap[1],aj));void 0!==g.format&&(h.format=g.format);void 0!==g.type&&(h.type=g.type);void 0!==g.encoding&&(h.encoding=g.encoding);void 0!==g.minFilter&&(h.minFilter=c(g.minFilter,bj));void 0!==g.magFilter&&(h.magFilter=c(g.magFilter,bj));void 0!==g.anisotropy&&(h.anisotropy=g.anisotropy);void 0!==g.flipY&&(h.flipY=g.flipY);void 0!==g.premultiplyAlpha&&(h.premultiplyAlpha=
-g.premultiplyAlpha);void 0!==g.unpackAlignment&&(h.unpackAlignment=g.unpackAlignment);d[g.uuid]=h}return d},parseObject:function(a,b,c){function d(a){void 0===b[a]&&console.warn("THREE.ObjectLoader: Undefined geometry",a);return b[a]}function e(a){if(void 0!==a){if(Array.isArray(a)){for(var b=[],d=0,e=a.length;d<e;d++){var f=a[d];void 0===c[f]&&console.warn("THREE.ObjectLoader: Undefined material",f);b.push(c[f])}return b}void 0===c[a]&&console.warn("THREE.ObjectLoader: Undefined material",a);return c[a]}}
-switch(a.type){case "Scene":var f=new pb;void 0!==a.background&&Number.isInteger(a.background)&&(f.background=new B(a.background));void 0!==a.fog&&("Fog"===a.fog.type?f.fog=new Se(a.fog.color,a.fog.near,a.fog.far):"FogExp2"===a.fog.type&&(f.fog=new Re(a.fog.color,a.fog.density)));break;case "PerspectiveCamera":f=new da(a.fov,a.aspect,a.near,a.far);void 0!==a.focus&&(f.focus=a.focus);void 0!==a.zoom&&(f.zoom=a.zoom);void 0!==a.filmGauge&&(f.filmGauge=a.filmGauge);void 0!==a.filmOffset&&(f.filmOffset=
-a.filmOffset);void 0!==a.view&&(f.view=Object.assign({},a.view));break;case "OrthographicCamera":f=new id(a.left,a.right,a.top,a.bottom,a.near,a.far);void 0!==a.zoom&&(f.zoom=a.zoom);void 0!==a.view&&(f.view=Object.assign({},a.view));break;case "AmbientLight":f=new mf(a.color,a.intensity);break;case "DirectionalLight":f=new lf(a.color,a.intensity);break;case "PointLight":f=new jf(a.color,a.intensity,a.distance,a.decay);break;case "RectAreaLight":f=new nf(a.color,a.intensity,a.width,a.height);break;
-case "SpotLight":f=new hf(a.color,a.intensity,a.distance,a.angle,a.penumbra,a.decay);break;case "HemisphereLight":f=new ff(a.color,a.groundColor,a.intensity);break;case "SkinnedMesh":console.warn("THREE.ObjectLoader.parseObject() does not support SkinnedMesh yet.");case "Mesh":f=d(a.geometry);var g=e(a.material);f=f.bones&&0<f.bones.length?new Ud(f,g):new ca(f,g);break;case "InstancedMesh":f=d(a.geometry);g=e(a.material);var h=a.instanceMatrix;f=new Ve(f,g,a.count);f.instanceMatrix=new M(new Float32Array(h.array),
-16);break;case "LOD":f=new Td;break;case "Line":f=new La(d(a.geometry),e(a.material),a.mode);break;case "LineLoop":f=new We(d(a.geometry),e(a.material));break;case "LineSegments":f=new ma(d(a.geometry),e(a.material));break;case "PointCloud":case "Points":f=new Qc(d(a.geometry),e(a.material));break;case "Sprite":f=new Rd(e(a.material));break;case "Group":f=new Nc;break;default:f=new D}f.uuid=a.uuid;void 0!==a.name&&(f.name=a.name);void 0!==a.matrix?(f.matrix.fromArray(a.matrix),void 0!==a.matrixAutoUpdate&&
-(f.matrixAutoUpdate=a.matrixAutoUpdate),f.matrixAutoUpdate&&f.matrix.decompose(f.position,f.quaternion,f.scale)):(void 0!==a.position&&f.position.fromArray(a.position),void 0!==a.rotation&&f.rotation.fromArray(a.rotation),void 0!==a.quaternion&&f.quaternion.fromArray(a.quaternion),void 0!==a.scale&&f.scale.fromArray(a.scale));void 0!==a.castShadow&&(f.castShadow=a.castShadow);void 0!==a.receiveShadow&&(f.receiveShadow=a.receiveShadow);a.shadow&&(void 0!==a.shadow.bias&&(f.shadow.bias=a.shadow.bias),
-void 0!==a.shadow.radius&&(f.shadow.radius=a.shadow.radius),void 0!==a.shadow.mapSize&&f.shadow.mapSize.fromArray(a.shadow.mapSize),void 0!==a.shadow.camera&&(f.shadow.camera=this.parseObject(a.shadow.camera)));void 0!==a.visible&&(f.visible=a.visible);void 0!==a.frustumCulled&&(f.frustumCulled=a.frustumCulled);void 0!==a.renderOrder&&(f.renderOrder=a.renderOrder);void 0!==a.userData&&(f.userData=a.userData);void 0!==a.layers&&(f.layers.mask=a.layers);if(void 0!==a.children)for(h=a.children,g=0;g<
-h.length;g++)f.add(this.parseObject(h[g],b,c));if("LOD"===a.type)for(void 0!==a.autoUpdate&&(f.autoUpdate=a.autoUpdate),a=a.levels,h=0;h<a.length;h++){g=a[h];var l=f.getObjectByProperty("uuid",g.object);void 0!==l&&f.addLevel(l,g.distance)}return f}});var cl={UVMapping:300,CubeReflectionMapping:301,CubeRefractionMapping:302,EquirectangularReflectionMapping:303,EquirectangularRefractionMapping:304,SphericalReflectionMapping:305,CubeUVReflectionMapping:306,CubeUVRefractionMapping:307},aj={RepeatWrapping:1E3,
-ClampToEdgeWrapping:1001,MirroredRepeatWrapping:1002},bj={NearestFilter:1003,NearestMipmapNearestFilter:1004,NearestMipmapLinearFilter:1005,LinearFilter:1006,LinearMipmapNearestFilter:1007,LinearMipmapLinearFilter:1008};Cg.prototype=Object.assign(Object.create(V.prototype),{constructor:Cg,setOptions:function(a){this.options=a;return this},load:function(a,b,c,d){void 0===a&&(a="");void 0!==this.path&&(a=this.path+a);a=this.manager.resolveURL(a);var e=this,f=wc.get(a);if(void 0!==f)return e.manager.itemStart(a),
-setTimeout(function(){b&&b(f);e.manager.itemEnd(a)},0),f;fetch(a).then(function(a){return a.blob()}).then(function(a){return void 0===e.options?createImageBitmap(a):createImageBitmap(a,e.options)}).then(function(c){wc.add(a,c);b&&b(c);e.manager.itemEnd(a)}).catch(function(b){d&&d(b);e.manager.itemError(a);e.manager.itemEnd(a)});e.manager.itemStart(a)}});Object.assign(Dg.prototype,{moveTo:function(a,b){this.currentPath=new ab;this.subPaths.push(this.currentPath);this.currentPath.moveTo(a,b);return this},
-lineTo:function(a,b){this.currentPath.lineTo(a,b);return this},quadraticCurveTo:function(a,b,c,d){this.currentPath.quadraticCurveTo(a,b,c,d);return this},bezierCurveTo:function(a,b,c,d,e,f){this.currentPath.bezierCurveTo(a,b,c,d,e,f);return this},splineThru:function(a){this.currentPath.splineThru(a);return this},toShapes:function(a,b){function c(a){for(var b=[],c=0,d=a.length;c<d;c++){var e=a[c],f=new Lb;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=tb.isClockWise,f=this.subPaths;if(0===f.length)return[];if(!0===b)return c(f);b=[];if(1===f.length){var g=f[0];var h=new Lb;h.curves=g.curves;b.push(h);return b}var l=!e(f[0].getPoints());l=a?
-!l:l;h=[];var m=[],n=[],p=0;m[p]=void 0;n[p]=[];for(var q=0,t=f.length;q<t;q++){g=f[q];var r=g.getPoints();var u=e(r);(u=a?!u:u)?(!l&&m[p]&&p++,m[p]={s:new Lb,p:r},m[p].s.curves=g.curves,l&&p++,n[p]=[]):n[p].push({h:g,p:r[0]})}if(!m[0])return c(f);if(1<m.length){q=!1;a=[];e=0;for(f=m.length;e<f;e++)h[e]=[];e=0;for(f=m.length;e<f;e++)for(g=n[e],u=0;u<g.length;u++){l=g[u];p=!0;for(r=0;r<m.length;r++)d(l.p,m[r].p)&&(e!==r&&a.push({froms:e,tos:r,hole:u}),p?(p=!1,h[r].push(l)):q=!0);p&&h[e].push(l)}0<
-a.length&&(q||(n=h))}q=0;for(e=m.length;q<e;q++)for(h=m[q].s,b.push(h),a=n[q],f=0,g=a.length;f<g;f++)h.holes.push(a[f].h);return b}});Object.assign(Eg.prototype,{isFont:!0,generateShapes:function(a,b){void 0===b&&(b=100);var c=[],d=b;b=this.data;var e=Array.from?Array.from(a):String(a).split("");d/=b.resolution;var f=(b.boundingBox.yMax-b.boundingBox.yMin+b.underlineThickness)*d;a=[];for(var g=0,h=0,l=0;l<e.length;l++){var m=e[l];if("\n"===m)g=0,h-=f;else{var n=m;m=d;var p=g,q=h,t=b,r=t.glyphs[n]||
-t.glyphs["?"];if(r){n=new Dg;if(r.o){t=r._cachedOutline||(r._cachedOutline=r.o.split(" "));for(var u=0,w=t.length;u<w;)switch(t[u++]){case "m":var v=t[u++]*m+p;var A=t[u++]*m+q;n.moveTo(v,A);break;case "l":v=t[u++]*m+p;A=t[u++]*m+q;n.lineTo(v,A);break;case "q":var B=t[u++]*m+p;var D=t[u++]*m+q;var z=t[u++]*m+p;var E=t[u++]*m+q;n.quadraticCurveTo(z,E,B,D);break;case "b":B=t[u++]*m+p,D=t[u++]*m+q,z=t[u++]*m+p,E=t[u++]*m+q,v=t[u++]*m+p,A=t[u++]*m+q,n.bezierCurveTo(z,E,v,A,B,D)}}m={offsetX:r.ha*m,path:n}}else console.error('THREE.Font: character "'+
-n+'" does not exists in font family '+t.familyName+"."),m=void 0;g+=m.offsetX;a.push(m.path)}}b=0;for(e=a.length;b<e;b++)Array.prototype.push.apply(c,a[b].toShapes());return c}});Fg.prototype=Object.assign(Object.create(V.prototype),{constructor:Fg,load:function(a,b,c,d){var e=this,f=new Sa(this.manager);f.setPath(this.path);f.load(a,function(a){try{var c=JSON.parse(a)}catch(l){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 Eg(a)}});var Vf,Kg={getContext:function(){void 0===Vf&&(Vf=new (window.AudioContext||window.webkitAudioContext));return Vf},setContext:function(a){Vf=a}};tf.prototype=Object.assign(Object.create(V.prototype),{constructor:tf,load:function(a,b,c,d){var e=new Sa(this.manager);e.setResponseType("arraybuffer");e.setPath(this.path);e.load(a,function(a){a=a.slice(0);Kg.getContext().decodeAudioData(a,function(a){b(a)})},c,d)}});Object.assign(uf.prototype,
-{isSphericalHarmonics3:!0,set:function(a){for(var b=0;9>b;b++)this.coefficients[b].copy(a[b]);return this},zero:function(){for(var a=0;9>a;a++)this.coefficients[a].set(0,0,0);return this},getAt:function(a,b){var c=a.x,d=a.y;a=a.z;var e=this.coefficients;b.copy(e[0]).multiplyScalar(.282095);b.addScale(e[1],.488603*d);b.addScale(e[2],.488603*a);b.addScale(e[3],.488603*c);b.addScale(e[4],1.092548*c*d);b.addScale(e[5],1.092548*d*a);b.addScale(e[6],.315392*(3*a*a-1));b.addScale(e[7],1.092548*c*a);b.addScale(e[8],
-.546274*(c*c-d*d));return b},getIrradianceAt:function(a,b){var c=a.x,d=a.y;a=a.z;var e=this.coefficients;b.copy(e[0]).multiplyScalar(.886227);b.addScale(e[1],1.023328*d);b.addScale(e[2],1.023328*a);b.addScale(e[3],1.023328*c);b.addScale(e[4],.858086*c*d);b.addScale(e[5],.858086*d*a);b.addScale(e[6],.743125*a*a-.247708);b.addScale(e[7],.858086*c*a);b.addScale(e[8],.429043*(c*c-d*d));return b},add:function(a){for(var b=0;9>b;b++)this.coefficients[b].add(a.coefficients[b]);return this},scale:function(a){for(var b=
-0;9>b;b++)this.coefficients[b].multiplyScalar(a);return this},lerp:function(a,b){for(var c=0;9>c;c++)this.coefficients[c].lerp(a.coefficients[c],b);return this},equals:function(a){for(var b=0;9>b;b++)if(!this.coefficients[b].equals(a.coefficients[b]))return!1;return!0},copy:function(a){return this.set(a.coefficients)},clone:function(){return(new this.constructor).copy(this)},fromArray:function(a,b){void 0===b&&(b=0);for(var c=this.coefficients,d=0;9>d;d++)c[d].fromArray(a,b+3*d);return this},toArray:function(a,
-b){void 0===a&&(a=[]);void 0===b&&(b=0);for(var c=this.coefficients,d=0;9>d;d++)c[d].toArray(a,b+3*d);return a}});Object.assign(uf,{getBasisAt:function(a,b){var c=a.x,d=a.y;a=a.z;b[0]=.282095;b[1]=.488603*d;b[2]=.488603*a;b[3]=.488603*c;b[4]=1.092548*c*d;b[5]=1.092548*d*a;b[6]=.315392*(3*a*a-1);b[7]=1.092548*c*a;b[8]=.546274*(c*c-d*d)}});bb.prototype=Object.assign(Object.create(ba.prototype),{constructor:bb,isLightProbe:!0,copy:function(a){ba.prototype.copy.call(this,a);this.sh.copy(a.sh);this.intensity=
-a.intensity;return this},toJSON:function(a){return ba.prototype.toJSON.call(this,a)}});Gg.prototype=Object.assign(Object.create(bb.prototype),{constructor:Gg,isHemisphereLightProbe:!0,copy:function(a){bb.prototype.copy.call(this,a);return this},toJSON:function(a){return bb.prototype.toJSON.call(this,a)}});Hg.prototype=Object.assign(Object.create(bb.prototype),{constructor:Hg,isAmbientLightProbe:!0,copy:function(a){bb.prototype.copy.call(this,a);return this},toJSON:function(a){return bb.prototype.toJSON.call(this,
-a)}});var cj=new O,dj=new O;Object.assign(li.prototype,{update:function(a){var b=this._cache;if(b.focus!==a.focus||b.fov!==a.fov||b.aspect!==a.aspect*this.aspect||b.near!==a.near||b.far!==a.far||b.zoom!==a.zoom||b.eyeSep!==this.eyeSep){b.focus=a.focus;b.fov=a.fov;b.aspect=a.aspect*this.aspect;b.near=a.near;b.far=a.far;b.zoom=a.zoom;b.eyeSep=this.eyeSep;var c=a.projectionMatrix.clone(),d=b.eyeSep/2,e=d*b.near/b.focus,f=b.near*Math.tan(P.DEG2RAD*b.fov*.5)/b.zoom;dj.elements[12]=-d;cj.elements[12]=d;
-d=-f*b.aspect+e;var g=f*b.aspect+e;c.elements[0]=2*b.near/(g-d);c.elements[8]=(g+d)/(g-d);this.cameraL.projectionMatrix.copy(c);d=-f*b.aspect-e;g=f*b.aspect-e;c.elements[0]=2*b.near/(g-d);c.elements[8]=(g+d)/(g-d);this.cameraR.projectionMatrix.copy(c)}this.cameraL.matrixWorld.copy(a.matrixWorld).multiply(dj);this.cameraR.matrixWorld.copy(a.matrixWorld).multiply(cj)}});Object.assign(Ig.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}});var xc=new n,ej=new Da,dl=new n,yc=new n;Jg.prototype=Object.assign(Object.create(D.prototype),
-{constructor:Jg,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);return this},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);return this},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(a){this.gain.gain.setTargetAtTime(a,this.context.currentTime,.01);return this},updateMatrixWorld:function(a){D.prototype.updateMatrixWorld.call(this,a);a=this.context.listener;var b=this.up;this.timeDelta=this._clock.getDelta();this.matrixWorld.decompose(xc,ej,dl);yc.set(0,0,-1).applyQuaternion(ej);if(a.positionX){var c=this.context.currentTime+this.timeDelta;
-a.positionX.linearRampToValueAtTime(xc.x,c);a.positionY.linearRampToValueAtTime(xc.y,c);a.positionZ.linearRampToValueAtTime(xc.z,c);a.forwardX.linearRampToValueAtTime(yc.x,c);a.forwardY.linearRampToValueAtTime(yc.y,c);a.forwardZ.linearRampToValueAtTime(yc.z,c);a.upX.linearRampToValueAtTime(b.x,c);a.upY.linearRampToValueAtTime(b.y,c);a.upZ.linearRampToValueAtTime(b.z,c)}else a.setPosition(xc.x,xc.y,xc.z),a.setOrientation(yc.x,yc.y,yc.z,b.x,b.y,b.z)}});jd.prototype=Object.assign(Object.create(D.prototype),
-{constructor:jd,getOutput:function(){return this.gain},setNodeSource:function(a){this.hasPlaybackControl=!1;this.sourceType="audioNode";this.source=a;this.connect();return this},setMediaElementSource:function(a){this.hasPlaybackControl=!1;this.sourceType="mediaNode";this.source=this.context.createMediaElementSource(a);this.connect();return this},setMediaStreamSource:function(a){this.hasPlaybackControl=!1;this.sourceType="mediaStreamNode";this.source=this.context.createMediaStreamSource(a);this.connect();
-return this},setBuffer:function(a){this.buffer=a;this.sourceType="buffer";this.autoplay&&this.play();return this},play:function(a){void 0===a&&(a=0);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 return this._startedAt=this.context.currentTime+a,a=this.context.createBufferSource(),a.buffer=this.buffer,a.loop=this.loop,a.loopStart=this.loopStart,a.loopEnd=this.loopEnd,
-a.onended=this.onEnded.bind(this),a.start(this._startedAt,this._pausedAt+this.offset,this.duration),this.isPlaying=!0,this.source=a,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()},pause:function(){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return!0===this.isPlaying&&(this._pausedAt=(this.context.currentTime-this._startedAt)*this.playbackRate,this.source.stop(),this.source.onended=null,this.isPlaying=!1),
-this},stop:function(){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return this._pausedAt=0,this.source.stop(),this.source.onended=null,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},setDetune:function(a){this.detune=
-a;if(void 0!==this.source.detune)return!0===this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this},getDetune:function(){return this.detune},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.setTargetAtTime(this.playbackRate,
-this.context.currentTime,.01),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},setLoopStart:function(a){this.loopStart=a;
-return this},setLoopEnd:function(a){this.loopEnd=a;return this},getVolume:function(){return this.gain.gain.value},setVolume:function(a){this.gain.gain.setTargetAtTime(a,this.context.currentTime,.01);return this}});var zc=new n,fj=new Da,el=new n,Ac=new n;Lg.prototype=Object.assign(Object.create(jd.prototype),{constructor:Lg,getOutput:function(){return this.panner},getRefDistance:function(){return this.panner.refDistance},setRefDistance:function(a){this.panner.refDistance=a;return this},getRolloffFactor:function(){return this.panner.rolloffFactor},
-setRolloffFactor:function(a){this.panner.rolloffFactor=a;return this},getDistanceModel:function(){return this.panner.distanceModel},setDistanceModel:function(a){this.panner.distanceModel=a;return this},getMaxDistance:function(){return this.panner.maxDistance},setMaxDistance:function(a){this.panner.maxDistance=a;return this},setDirectionalCone:function(a,b,c){this.panner.coneInnerAngle=a;this.panner.coneOuterAngle=b;this.panner.coneOuterGain=c;return this},updateMatrixWorld:function(a){D.prototype.updateMatrixWorld.call(this,
-a);if(!0!==this.hasPlaybackControl||!1!==this.isPlaying)if(this.matrixWorld.decompose(zc,fj,el),Ac.set(0,0,1).applyQuaternion(fj),a=this.panner,a.positionX){var b=this.context.currentTime+this.listener.timeDelta;a.positionX.linearRampToValueAtTime(zc.x,b);a.positionY.linearRampToValueAtTime(zc.y,b);a.positionZ.linearRampToValueAtTime(zc.z,b);a.orientationX.linearRampToValueAtTime(Ac.x,b);a.orientationY.linearRampToValueAtTime(Ac.y,b);a.orientationZ.linearRampToValueAtTime(Ac.z,b)}else a.setPosition(zc.x,
-zc.y,zc.z),a.setOrientation(Ac.x,Ac.y,Ac.z)}});Object.assign(Mg.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(Ng.prototype,{accumulate:function(a,b){var c=this.buffer,d=this.valueSize;a=a*d+d;var e=this.cumulativeWeight;if(0===e){for(e=0;e!==d;++e)c[a+e]=c[e];e=b}else e+=b,this._mixBufferRegion(c,a,0,b/e,d);this.cumulativeWeight=
-e},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);d=b;for(var 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){Da.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}}});var fl=/[\[\]\.:\/]/g,gl="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",hl=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),il=/(WCOD+)?/.source.replace("WCOD",gl),jl=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),kl=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),
-ll=new RegExp("^"+hl+il+jl+kl+"$"),ml=["material","materials","bones"];Object.assign(mi.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(Ba,{Composite:mi,create:function(a,b,c){return a&&a.isAnimationObjectGroup?new Ba.Composite(a,b,c):new Ba(a,b,c)},sanitizeNodeName:function(a){return a.replace(/\s/g,"_").replace(fl,"")},parseTrackName:function(a){var b=ll.exec(a);if(!b)throw Error("PropertyBinding: Cannot parse trackName: "+a);b={nodeName:b[2],objectName:b[3],objectIndex:b[4],propertyName:b[5],propertyIndex:b[6]};var c=b.nodeName&&b.nodeName.lastIndexOf(".");if(void 0!==c&&-1!==
-c){var d=b.nodeName.substring(c+1);-1!==ml.indexOf(d)&&(b.nodeName=b.nodeName.substring(0,c),b.objectName=d)}if(null===b.propertyName||0===b.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+a);return b},findNode:function(a,b){if(!b||""===b||"."===b||-1===b||b===a.name||b===a.uuid)return a;if(a.skeleton){var c=a.skeleton.getBoneByName(b);if(void 0!==c)return c}if(a.children){var d=function(a){for(var c=0;c<a.length;c++){var e=a[c];if(e.name===b||e.uuid===
-b||(e=d(e.children)))return e}return null};if(a=d(a.children))return a}return null}});Object.assign(Ba.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.targetObject[this.propertyName]=a[b]},function(a,b){this.targetObject[this.propertyName]=a[b];this.targetObject.needsUpdate=!0},function(a,b){this.targetObject[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=Ba.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;
-this.targetObject=a;void 0!==a.needsUpdate?b=this.Versioning.NeedsUpdate:void 0!==a.matrixWorldNeedsUpdate&&(b=this.Versioning.MatrixWorldNeedsUpdate);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(Ba.prototype,{_getValue_unbound:Ba.prototype.getValue,_setValue_unbound:Ba.prototype.setValue});Object.assign(ni.prototype,{isAnimationObjectGroup:!0,add:function(){for(var a=this._objects,b=a.length,c=this.nCachedObjects_,d=this._indicesByUUID,e=this._paths,f=this._parsedPaths,g=this._bindings,h=g.length,l=void 0,m=0,n=arguments.length;m!==n;++m){var p=arguments[m],q=p.uuid,t=d[q];if(void 0===t){t=b++;d[q]=t;a.push(p);q=0;for(var r=h;q!==r;++q)g[q].push(new Ba(p,e[q],f[q]))}else if(t<
-c){l=a[t];var u=--c;r=a[u];d[r.uuid]=t;a[t]=r;d[q]=u;a[u]=p;q=0;for(r=h;q!==r;++q){var w=g[q],v=w[t];w[t]=w[u];void 0===v&&(v=new Ba(p,e[q],f[q]));w[u]=v}}else a[t]!==l&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=c},remove:function(){for(var a=this._objects,b=this.nCachedObjects_,c=this._indicesByUUID,d=this._bindings,e=d.length,f=0,g=arguments.length;f!==g;++f){var h=
-arguments[f],l=h.uuid,m=c[l];if(void 0!==m&&m>=b){var n=b++,p=a[n];c[p.uuid]=m;a[m]=p;c[l]=n;a[n]=h;h=0;for(l=e;h!==l;++h){p=d[h];var q=p[m];p[m]=p[n];p[n]=q}}}this.nCachedObjects_=b},uncache:function(){for(var a=this._objects,b=a.length,c=this.nCachedObjects_,d=this._indicesByUUID,e=this._bindings,f=e.length,g=0,h=arguments.length;g!==h;++g){var l=arguments[g].uuid,m=d[l];if(void 0!==m)if(delete d[l],m<c){l=--c;var n=a[l],p=--b,q=a[p];d[n.uuid]=m;a[m]=n;d[q.uuid]=l;a[l]=q;a.pop();n=0;for(q=f;n!==
-q;++n){var t=e[n],r=t[p];t[m]=t[l];t[l]=r;t.pop()}}else for(p=--b,q=a[p],d[q.uuid]=m,a[m]=q,a.pop(),n=0,q=f;n!==q;++n)t=e[n],t[m]=t[p],t.pop()}this.nCachedObjects_=c},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,l=this.nCachedObjects_,m=Array(h.length);d=e.length;c[a]=d;f.push(a);g.push(b);e.push(m);c=l;for(d=h.length;c!==d;++c)m[c]=new Ba(h[c],a,b);return m},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(oi.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,b,c){var d=this._mixer,e=d.time,f=this._timeScaleInterpolant,g=this.timeScale;null===f&&(this._timeScaleInterpolant=f=d._lendControlInterpolant());d=f.parameterPositions;f=f.sampleValues;d[0]=e;d[1]=e+c;f[0]=a/g;f[1]=b/g;return this},stopWarping:function(){var a=
-this._timeScaleInterpolant;null!==a&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(a));return this},getMixer:function(){return this._mixer},getClip:function(){return this._clip},getRoot:function(){return this._localRoot||this._mixer._root},_update:function(a,b,c,d){if(this.enabled){var e=this._startTime;if(null!==e){b=(a-e)*c;if(0>b||0===c)return;this._startTime=null;b*=c}b*=this._updateTimeScale(a);c=this._updateTime(b);a=this._updateWeight(a);if(0<a){b=this._interpolants;
-e=this._propertyBindings;for(var f=0,g=b.length;f!==g;++f)b[f].evaluate(c),e[f].accumulate(d,a)}}else this._updateWeight(a)},_updateWeight:function(a){var b=0;if(this.enabled){b=this.weight;var c=this._weightInterpolant;if(null!==c){var d=c.evaluate(a)[0];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){b=this.timeScale;var c=this._timeScaleInterpolant;if(null!==c){var d=c.evaluate(a)[0];
-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,c=this._clip.duration,d=this.loop,e=this._loopCount,f=2202===d;if(0===a)return-1===e?b:f&&1===(e&1)?c-b:b;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{this.time=b;break a}this.clampWhenFinished?this.paused=!0:this.enabled=!1;this.time=b;this._mixer.dispatchEvent({type:"finished",
-action:this,direction:0>a?-1:1})}else{-1===e&&(0<=a?(e=0,this._setEndings(!0,0===this.repetitions,f)):this._setEndings(0===this.repetitions,!0,f));if(b>=c||0>b){d=Math.floor(b/c);b-=c*d;e+=Math.abs(d);var g=this.repetitions-e;0>=g?(this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=b=0<a?c:0,this._mixer.dispatchEvent({type:"finished",action:this,direction:0<a?1:-1})):(1===g?(a=0>a,this._setEndings(a,!a,f)):this._setEndings(!1,!1,f),this._loopCount=e,this.time=b,this._mixer.dispatchEvent({type:"loop",
-action:this,loopDelta:d}))}else this.time=b;if(f&&1===(e&1))return c-b}return 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}});Og.prototype=Object.assign(Object.create(Fa.prototype),{constructor:Og,_bindAction:function(a,b){var c=a._localRoot||this._root,d=a._clip.tracks,e=d.length,f=a._propertyBindings;a=a._interpolants;var g=c.uuid,h=this._bindingsByRootAndName,l=h[g];void 0===l&&(l={},h[g]=l);for(h=0;h!==e;++h){var m=d[h],n=m.name,p=l[n];if(void 0===p){p=f[h];if(void 0!==p){null===p._cacheIndex&&(++p.referenceCount,this._addInactiveBinding(p,g,n));continue}p=new Ng(Ba.create(c,n,b&&b._propertyBindings[h].binding.parsedPath),
-m.ValueTypeName,m.getValueSize());++p.referenceCount;this._addInactiveBinding(p,g,n)}f[h]=p;a[h].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;b=a._clip.uuid;c=this._actionsByClip;d=c[b];var 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;var 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];0===Object.keys(f).length&&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 qe(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;c="string"===typeof a?Ra.findByName(c,a):a;a=null!==c?c.uuid:a;var e=this._actionsByClip[a],f=null;if(void 0!==e){f=e.actionByRoot[d];if(void 0!==f)return f;f=e.knownActions[0];null===c&&(c=f._clip)}if(null===c)return null;b=new oi(this,c,b);this._bindAction(b,f);this._addInactiveAction(b,a,d);return b},existingAction:function(a,b){var c=b||this._root;b=c.uuid;
-c="string"===typeof a?Ra.findByName(c,a):a;a=this._actionsByClip[c?c.uuid:a];return void 0!==a?a.actionByRoot[b]||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},setTime:function(a){for(var b=this.time=0;b<this._actions.length;b++)this._actions[b].time=0;return this.update(a)},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){d=d.knownActions;for(var e=0,f=d.length;e!==f;++e){var g=d[e];this._deactivateAction(g);var h=g._cacheIndex,l=b[b.length-1];g._cacheIndex=null;g._byClipCacheIndex=
-null;l._cacheIndex=h;b[h]=l;b.pop();this._removeInactiveBindingsForAction(g)}delete c[a]}},uncacheRoot:function(a){a=a.uuid;var b=this._actionsByClip;for(d in b){var c=b[d].actionByRoot[a];void 0!==c&&(this._deactivateAction(c),this._removeInactiveAction(c))}var d=this._bindingsByRootAndName[a];if(void 0!==d)for(var e in d)a=d[e],a.restoreOriginalState(),this._removeInactiveBinding(a)},uncacheAction:function(a,b){a=this.existingAction(a,b);null!==a&&(this._deactivateAction(a),this._removeInactiveAction(a))}});
-vf.prototype.clone=function(){return new vf(void 0===this.value.clone?this.value:this.value.clone())};Pg.prototype=Object.assign(Object.create(sb.prototype),{constructor:Pg,isInstancedInterleavedBuffer:!0,copy:function(a){sb.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this}});Object.assign(pi.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(),this.camera=b):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),this.camera=b):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(a,b,c){c=c||[];Qg(a,this,c,b);c.sort(qi);return c},intersectObjects:function(a,b,c){c=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++)Qg(a[d],this,c,b);c.sort(qi);return c}});Object.assign(ri.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){return this.setFromCartesianCoords(a.x,a.y,a.z)},setFromCartesianCoords:function(a,
-b,c){this.radius=Math.sqrt(a*a+b*b+c*c);0===this.radius?this.phi=this.theta=0:(this.theta=Math.atan2(a,c),this.phi=Math.acos(P.clamp(b/this.radius,-1,1)));return this}});Object.assign(si.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){return this.setFromCartesianCoords(a.x,a.y,a.z)},setFromCartesianCoords:function(a,
-b,c){this.radius=Math.sqrt(a*a+c*c);this.theta=Math.atan2(a,c);this.y=b;return this}});var gj=new w;Object.assign(Rg.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(a,b){b=gj.copy(b).multiplyScalar(.5);this.min.copy(a).sub(b);this.max.copy(a).add(b);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){void 0===a&&(console.warn("THREE.Box2: .getCenter() target is now required"),a=new w);return this.isEmpty()?a.set(0,0):a.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(a){void 0===a&&(console.warn("THREE.Box2: .getSize() target is now required"),a=new w);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){void 0===b&&(console.warn("THREE.Box2: .getParameter() target is now required"),b=new w);return b.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){void 0===b&&(console.warn("THREE.Box2: .clampPoint() target is now required"),b=new w);return b.copy(a).clamp(this.min,this.max)},distanceToPoint:function(a){return gj.copy(a).clamp(this.min,
-this.max).sub(a).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 hj=new n,Wf=new n;Object.assign(Sg.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){void 0===a&&(console.warn("THREE.Line3: .getCenter() target is now required"),a=new n);return a.addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(a){void 0===a&&(console.warn("THREE.Line3: .delta() target is now required"),a=new n);return a.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){void 0===
-b&&(console.warn("THREE.Line3: .at() target is now required"),b=new n);return this.delta(b).multiplyScalar(a).add(this.start)},closestPointToPointParameter:function(a,b){hj.subVectors(a,this.start);Wf.subVectors(this.end,this.start);a=Wf.dot(Wf);a=Wf.dot(hj)/a;b&&(a=P.clamp(a,0,1));return a},closestPointToPoint:function(a,b,c){a=this.closestPointToPointParameter(a,b);void 0===c&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),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)}});ue.prototype=Object.create(D.prototype);ue.prototype.constructor=ue;ue.prototype.isImmediateRenderObject=!0;var ij=new n;kd.prototype=Object.create(D.prototype);kd.prototype.constructor=kd;kd.prototype.dispose=function(){this.cone.geometry.dispose();this.cone.material.dispose()};kd.prototype.update=function(){this.light.updateMatrixWorld();
-var a=this.light.distance?this.light.distance:1E3,b=a*Math.tan(this.light.angle);this.cone.scale.set(b,b,a);ij.setFromMatrixPosition(this.light.target.matrixWorld);this.cone.lookAt(ij);void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)};var Rb=new n,Xf=new O,vh=new O;sc.prototype=Object.create(ma.prototype);sc.prototype.constructor=sc;sc.prototype.isSkeletonHelper=!0;sc.prototype.updateMatrixWorld=function(a){var b=this.bones,c=this.geometry,
-d=c.getAttribute("position");vh.getInverse(this.root.matrixWorld);for(var e=0,f=0;e<b.length;e++){var g=b[e];g.parent&&g.parent.isBone&&(Xf.multiplyMatrices(vh,g.matrixWorld),Rb.setFromMatrixPosition(Xf),d.setXYZ(f,Rb.x,Rb.y,Rb.z),Xf.multiplyMatrices(vh,g.parent.matrixWorld),Rb.setFromMatrixPosition(Xf),d.setXYZ(f+1,Rb.x,Rb.y,Rb.z),f+=2)}c.getAttribute("position").needsUpdate=!0;D.prototype.updateMatrixWorld.call(this,a)};ld.prototype=Object.create(ca.prototype);ld.prototype.constructor=ld;ld.prototype.dispose=
-function(){this.geometry.dispose();this.material.dispose()};ld.prototype.update=function(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)};var nl=new n,jj=new B,kj=new B;md.prototype=Object.create(D.prototype);md.prototype.constructor=md;md.prototype.dispose=function(){this.children[0].geometry.dispose();this.children[0].material.dispose()};md.prototype.update=function(){var a=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);
-else{var b=a.geometry.getAttribute("color");jj.copy(this.light.color);kj.copy(this.light.groundColor);for(var c=0,d=b.count;c<d;c++){var e=c<d/2?jj:kj;b.setXYZ(c,e.r,e.g,e.b)}b.needsUpdate=!0}a.lookAt(nl.setFromMatrixPosition(this.light.matrixWorld).negate())};wf.prototype=Object.assign(Object.create(ma.prototype),{constructor:wf,copy:function(a){ma.prototype.copy.call(this,a);this.geometry.copy(a.geometry);this.material.copy(a.material);return this},clone:function(){return(new this.constructor).copy(this)}});
-xf.prototype=Object.create(ma.prototype);xf.prototype.constructor=xf;var lj=new n,Yf=new n,mj=new n;nd.prototype=Object.create(D.prototype);nd.prototype.constructor=nd;nd.prototype.dispose=function(){this.lightPlane.geometry.dispose();this.lightPlane.material.dispose();this.targetLine.geometry.dispose();this.targetLine.material.dispose()};nd.prototype.update=function(){lj.setFromMatrixPosition(this.light.matrixWorld);Yf.setFromMatrixPosition(this.light.target.matrixWorld);mj.subVectors(Yf,lj);this.lightPlane.lookAt(Yf);
-void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color));this.targetLine.lookAt(Yf);this.targetLine.scale.z=mj.length()};var yf=new n,R=new eb;ve.prototype=Object.create(ma.prototype);ve.prototype.constructor=ve;ve.prototype.update=function(){var a=this.geometry,b=this.pointMap;R.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse);
-na("c",b,a,R,0,0,-1);na("t",b,a,R,0,0,1);na("n1",b,a,R,-1,-1,-1);na("n2",b,a,R,1,-1,-1);na("n3",b,a,R,-1,1,-1);na("n4",b,a,R,1,1,-1);na("f1",b,a,R,-1,-1,1);na("f2",b,a,R,1,-1,1);na("f3",b,a,R,-1,1,1);na("f4",b,a,R,1,1,1);na("u1",b,a,R,.7,1.1,-1);na("u2",b,a,R,-.7,1.1,-1);na("u3",b,a,R,0,2,-1);na("cf1",b,a,R,-1,0,1);na("cf2",b,a,R,1,0,1);na("cf3",b,a,R,0,-1,1);na("cf4",b,a,R,0,1,1);na("cn1",b,a,R,-1,0,-1);na("cn2",b,a,R,1,0,-1);na("cn3",b,a,R,0,-1,-1);na("cn4",b,a,R,0,1,-1);a.getAttribute("position").needsUpdate=
-!0};var Zf=new Ta;xb.prototype=Object.create(ma.prototype);xb.prototype.constructor=xb;xb.prototype.update=function(a){void 0!==a&&console.warn("THREE.BoxHelper: .update() has no longer arguments.");void 0!==this.object&&Zf.setFromObject(this.object);if(!Zf.isEmpty()){a=Zf.min;var b=Zf.max,c=this.geometry.attributes.position,d=c.array;d[0]=b.x;d[1]=b.y;d[2]=b.z;d[3]=a.x;d[4]=b.y;d[5]=b.z;d[6]=a.x;d[7]=a.y;d[8]=b.z;d[9]=b.x;d[10]=a.y;d[11]=b.z;d[12]=b.x;d[13]=b.y;d[14]=a.z;d[15]=a.x;d[16]=b.y;d[17]=
-a.z;d[18]=a.x;d[19]=a.y;d[20]=a.z;d[21]=b.x;d[22]=a.y;d[23]=a.z;c.needsUpdate=!0;this.geometry.computeBoundingSphere()}};xb.prototype.setFromObject=function(a){this.object=a;this.update();return this};xb.prototype.copy=function(a){ma.prototype.copy.call(this,a);this.object=a.object;return this};xb.prototype.clone=function(){return(new this.constructor).copy(this)};we.prototype=Object.create(ma.prototype);we.prototype.constructor=we;we.prototype.updateMatrixWorld=function(a){var b=this.box;b.isEmpty()||
-(b.getCenter(this.position),b.getSize(this.scale),this.scale.multiplyScalar(.5),D.prototype.updateMatrixWorld.call(this,a))};xe.prototype=Object.create(La.prototype);xe.prototype.constructor=xe;xe.prototype.updateMatrixWorld=function(a){var b=-this.plane.constant;1E-8>Math.abs(b)&&(b=1E-8);this.scale.set(.5*this.size,.5*this.size,b);this.children[0].material.side=0>b?1:0;this.lookAt(this.plane.normal);D.prototype.updateMatrixWorld.call(this,a)};var nj=new n,zf,Tg;yb.prototype=Object.create(D.prototype);
-yb.prototype.constructor=yb;yb.prototype.setDirection=function(a){.99999<a.y?this.quaternion.set(0,0,0,1):-.99999>a.y?this.quaternion.set(1,0,0,0):(nj.set(a.z,0,-a.x).normalize(),this.quaternion.setFromAxisAngle(nj,Math.acos(a.y)))};yb.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(1E-4,a-b),1);this.line.updateMatrix();this.cone.scale.set(c,b,c);this.cone.position.y=a;this.cone.updateMatrix()};yb.prototype.setColor=function(a){this.line.material.color.set(a);
-this.cone.material.color.set(a)};yb.prototype.copy=function(a){D.prototype.copy.call(this,a,!1);this.line.copy(a.line);this.cone.copy(a.cone);return this};yb.prototype.clone=function(){return(new this.constructor).copy(this)};ye.prototype=Object.create(ma.prototype);ye.prototype.constructor=ye;var lb=Math.pow(2,8),oj=[.125,.215,.35,.446,.526,.582],yi=5+oj.length,mb={3E3:0,3001:1,3002:2,3004:3,3005:4,3006:5,3007:6},Xg=new id,Af=function(a){var b=new Float32Array(a),c=new n(0,1,0);a=new vb({defines:{n:a},
-uniforms:{envMap:{value:null},samples:{value:1},weights:{value:b},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:c},inputEncoding:{value:mb[3E3]},outputEncoding:{value:mb[3E3]}},vertexShader:Zg(),fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform int samples;\nuniform float weights[n];\nuniform bool latitudinal;\nuniform float dTheta;\nuniform float mipInt;\nuniform vec3 poleAxis;\n\n"+$g()+
-"\n\n#define ENVMAP_TYPE_CUBE_UV\n#include <cube_uv_reflection_fragment>\n\nvoid main() {\n\tgl_FragColor = vec4(0.0);\n\tfor (int i = 0; i < n; i++) {\n\t\tif (i >= samples)\n\t\t\tbreak;\n\t\tfor (int dir = -1; dir < 2; dir += 2) {\n\t\t\tif (i == 0 && dir == 1)\n\t\t\t\tcontinue;\n\t\t\tvec3 axis = latitudinal ? poleAxis : cross(poleAxis, vOutputDirection);\n\t\t\tif (all(equal(axis, vec3(0.0))))\n\t\t\t\taxis = cross(vec3(0.0, 1.0, 0.0), vOutputDirection);\n\t\t\taxis = normalize(axis);\n\t\t\tfloat theta = dTheta * float(dir * i);\n\t\t\tfloat cosTheta = cos(theta);\n\t\t\t// Rodrigues' axis-angle rotation\n\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross(axis, vOutputDirection) * sin(theta)\n\t\t\t\t\t+ axis * dot(axis, vOutputDirection) * (1.0 - cosTheta);\n\t\t\tgl_FragColor.rgb +=\n\t\t\t\t\tweights[i] * bilinearCubeUV(envMap, sampleDirection, mipInt);\n\t\t}\n\t}\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t",
+a.sheen&&(d.sheen=(new B).setHex(a.sheen));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.fog&&(d.fog=a.fog);void 0!==a.flatShading&&(d.flatShading=a.flatShading);void 0!==a.blending&&(d.blending=a.blending);void 0!==a.combine&&(d.combine=a.combine);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.stencilWrite&&(d.stencilWrite=a.stencilWrite);void 0!==a.stencilWriteMask&&(d.stencilWriteMask=a.stencilWriteMask);void 0!==a.stencilFunc&&(d.stencilFunc=a.stencilFunc);void 0!==a.stencilRef&&
+(d.stencilRef=a.stencilRef);void 0!==a.stencilFuncMask&&(d.stencilFuncMask=a.stencilFuncMask);void 0!==a.stencilFail&&(d.stencilFail=a.stencilFail);void 0!==a.stencilZFail&&(d.stencilZFail=a.stencilZFail);void 0!==a.stencilZPass&&(d.stencilZPass=a.stencilZPass);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.rotation&&(d.rotation=a.rotation);1!==a.linewidth&&(d.linewidth=a.linewidth);void 0!==a.dashSize&&(d.dashSize=a.dashSize);void 0!==a.gapSize&&(d.gapSize=a.gapSize);void 0!==a.scale&&(d.scale=a.scale);void 0!==a.polygonOffset&&(d.polygonOffset=a.polygonOffset);void 0!==a.polygonOffsetFactor&&(d.polygonOffsetFactor=a.polygonOffsetFactor);void 0!==a.polygonOffsetUnits&&(d.polygonOffsetUnits=a.polygonOffsetUnits);void 0!==a.skinning&&(d.skinning=a.skinning);void 0!==a.morphTargets&&
+(d.morphTargets=a.morphTargets);void 0!==a.morphNormals&&(d.morphNormals=a.morphNormals);void 0!==a.dithering&&(d.dithering=a.dithering);void 0!==a.visible&&(d.visible=a.visible);void 0!==a.toneMapped&&(d.toneMapped=a.toneMapped);void 0!==a.userData&&(d.userData=a.userData);void 0!==a.vertexColors&&(d.vertexColors="number"===typeof a.vertexColors?0<a.vertexColors?!0:!1:a.vertexColors);if(void 0!==a.uniforms)for(var e in a.uniforms){var f=a.uniforms[e];d.uniforms[e]={};switch(f.type){case "t":d.uniforms[e].value=
+b(f.value);break;case "c":d.uniforms[e].value=(new B).setHex(f.value);break;case "v2":d.uniforms[e].value=(new w).fromArray(f.value);break;case "v3":d.uniforms[e].value=(new n).fromArray(f.value);break;case "v4":d.uniforms[e].value=(new ia).fromArray(f.value);break;case "m3":d.uniforms[e].value=(new za).fromArray(f.value);case "m4":d.uniforms[e].value=(new O).fromArray(f.value);break;default:d.uniforms[e].value=f.value}}void 0!==a.defines&&(d.defines=a.defines);void 0!==a.vertexShader&&(d.vertexShader=
+a.vertexShader);void 0!==a.fragmentShader&&(d.fragmentShader=a.fragmentShader);if(void 0!==a.extensions)for(var g in a.extensions)d.extensions[g]=a.extensions[g];void 0!==a.shading&&(d.flatShading=1===a.shading);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.matcap&&(d.matcap=b(a.matcap));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));void 0!==a.normalMapType&&(d.normalMapType=a.normalMapType);void 0!==a.normalScale&&(e=a.normalScale,!1===Array.isArray(e)&&(e=[e,e]),d.normalScale=(new w).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.envMapIntensity&&(d.envMapIntensity=a.envMapIntensity);void 0!==a.reflectivity&&(d.reflectivity=a.reflectivity);void 0!==a.refractionRatio&&(d.refractionRatio=a.refractionRatio);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));void 0!==a.clearcoatNormalMap&&(d.clearcoatNormalMap=b(a.clearcoatNormalMap));void 0!==a.clearcoatNormalScale&&(d.clearcoatNormalScale=(new w).fromArray(a.clearcoatNormalScale));return d},setTextures:function(a){this.textures=a;return this}});
+var th={decodeText:function(a){if("undefined"!==typeof TextDecoder)return(new TextDecoder).decode(a);for(var b="",c=0,d=a.length;c<d;c++)b+=String.fromCharCode(a[c]);try{return decodeURIComponent(escape(b))}catch(e){return b}},extractUrlBase:function(a){var b=a.lastIndexOf("/");return-1===b?"./":a.substr(0,b+1)}};pf.prototype=Object.assign(Object.create(A.prototype),{constructor:pf,isInstancedBufferGeometry:!0,copy:function(a){A.prototype.copy.call(this,a);this.maxInstancedCount=a.maxInstancedCount;
+return this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var a=A.prototype.toJSON.call(this);a.maxInstancedCount=this.maxInstancedCount;a.isInstancedBufferGeometry=!0;return a}});qf.prototype=Object.assign(Object.create(M.prototype),{constructor:qf,isInstancedBufferAttribute:!0,copy:function(a){M.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this},toJSON:function(){var a=M.prototype.toJSON.call(this);a.meshPerAttribute=this.meshPerAttribute;
+a.isInstancedBufferAttribute=!0;return a}});rf.prototype=Object.assign(Object.create(V.prototype),{constructor:rf,load:function(a,b,c,d){var e=this,f=new Sa(e.manager);f.setPath(e.path);f.load(a,function(a){b(e.parse(JSON.parse(a)))},c,d)},parse:function(a){var b=a.isInstancedBufferGeometry?new pf:new A,c=a.data.index;if(void 0!==c){var d=new uh[c.type](c.array);b.setIndex(new M(d,1))}c=a.data.attributes;for(var e in c){var f=c[e];d=new uh[f.type](f.array);d=new (f.isInstancedBufferAttribute?qf:M)(d,
+f.itemSize,f.normalized);void 0!==f.name&&(d.name=f.name);b.setAttribute(e,d)}var g=a.data.morphAttributes;if(g)for(e in g){var h=g[e],l=[];c=0;for(var m=h.length;c<m;c++)f=h[c],d=new uh[f.type](f.array),d=new M(d,f.itemSize,f.normalized),void 0!==f.name&&(d.name=f.name),l.push(d);b.morphAttributes[e]=l}a.data.morphTargetsRelative&&(b.morphTargetsRelative=!0);e=a.data.groups||a.data.drawcalls||a.data.offsets;if(void 0!==e)for(c=0,f=e.length;c!==f;++c)d=e[c],b.addGroup(d.start,d.count,d.materialIndex);
+c=a.data.boundingSphere;void 0!==c&&(e=new n,void 0!==c.center&&e.fromArray(c.center),b.boundingSphere=new qb(e,c.radius));a.name&&(b.name=a.name);a.userData&&(b.userData=a.userData);return b}});var uh={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:"undefined"!==typeof Uint8ClampedArray?Uint8ClampedArray:Uint8Array,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};sf.prototype=Object.assign(Object.create(V.prototype),
+{constructor:sf,load:function(a,b,c,d){var e=this,f=""===this.path?th.extractUrlBase(a):this.path;this.resourcePath=this.resourcePath||f;f=new Sa(e.manager);f.setPath(this.path);f.load(a,function(c){var f=null;try{f=JSON.parse(c)}catch(l){void 0!==d&&d(l);console.error("THREE:ObjectLoader: Can't parse "+a+".",l.message);return}c=f.metadata;void 0===c||void 0===c.type||"geometry"===c.type.toLowerCase()?console.error("THREE.ObjectLoader: Can't load "+a):e.parse(f,b)},c,d)},parse:function(a,b){var c=
+this.parseShape(a.shapes);c=this.parseGeometries(a.geometries,c);var d=this.parseImages(a.images,function(){void 0!==b&&b(e)});d=this.parseTextures(a.textures,d);d=this.parseMaterials(a.materials,d);var 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},parseShape:function(a){var b={};if(void 0!==a)for(var c=0,d=a.length;c<d;c++){var e=(new Lb).fromJSON(a[c]);b[e.uuid]=e}return b},parseGeometries:function(a,
+b){var c={};if(void 0!==a)for(var d=new rf,e=0,f=a.length;e<f;e++){var g=a[e];switch(g.type){case "PlaneGeometry":case "PlaneBufferGeometry":var h=new va[g.type](g.width,g.height,g.widthSegments,g.heightSegments);break;case "BoxGeometry":case "BoxBufferGeometry":case "CubeGeometry":h=new va[g.type](g.width,g.height,g.depth,g.widthSegments,g.heightSegments,g.depthSegments);break;case "CircleGeometry":case "CircleBufferGeometry":h=new va[g.type](g.radius,g.segments,g.thetaStart,g.thetaLength);break;
+case "CylinderGeometry":case "CylinderBufferGeometry":h=new va[g.type](g.radiusTop,g.radiusBottom,g.height,g.radialSegments,g.heightSegments,g.openEnded,g.thetaStart,g.thetaLength);break;case "ConeGeometry":case "ConeBufferGeometry":h=new va[g.type](g.radius,g.height,g.radialSegments,g.heightSegments,g.openEnded,g.thetaStart,g.thetaLength);break;case "SphereGeometry":case "SphereBufferGeometry":h=new va[g.type](g.radius,g.widthSegments,g.heightSegments,g.phiStart,g.phiLength,g.thetaStart,g.thetaLength);
+break;case "DodecahedronGeometry":case "DodecahedronBufferGeometry":case "IcosahedronGeometry":case "IcosahedronBufferGeometry":case "OctahedronGeometry":case "OctahedronBufferGeometry":case "TetrahedronGeometry":case "TetrahedronBufferGeometry":h=new va[g.type](g.radius,g.detail);break;case "RingGeometry":case "RingBufferGeometry":h=new va[g.type](g.innerRadius,g.outerRadius,g.thetaSegments,g.phiSegments,g.thetaStart,g.thetaLength);break;case "TorusGeometry":case "TorusBufferGeometry":h=new va[g.type](g.radius,
+g.tube,g.radialSegments,g.tubularSegments,g.arc);break;case "TorusKnotGeometry":case "TorusKnotBufferGeometry":h=new va[g.type](g.radius,g.tube,g.tubularSegments,g.radialSegments,g.p,g.q);break;case "TubeGeometry":case "TubeBufferGeometry":h=new va[g.type]((new sh[g.path.type]).fromJSON(g.path),g.tubularSegments,g.radius,g.radialSegments,g.closed);break;case "LatheGeometry":case "LatheBufferGeometry":h=new va[g.type](g.points,g.segments,g.phiStart,g.phiLength);break;case "PolyhedronGeometry":case "PolyhedronBufferGeometry":h=
+new va[g.type](g.vertices,g.indices,g.radius,g.details);break;case "ShapeGeometry":case "ShapeBufferGeometry":h=[];for(var l=0,m=g.shapes.length;l<m;l++){var n=b[g.shapes[l]];h.push(n)}h=new va[g.type](h,g.curveSegments);break;case "ExtrudeGeometry":case "ExtrudeBufferGeometry":h=[];l=0;for(m=g.shapes.length;l<m;l++)n=b[g.shapes[l]],h.push(n);l=g.options.extrudePath;void 0!==l&&(g.options.extrudePath=(new sh[l.type]).fromJSON(l));h=new va[g.type](h,g.options);break;case "BufferGeometry":case "InstancedBufferGeometry":h=
+d.parse(g);break;case "Geometry":"THREE"in window&&"LegacyJSONLoader"in THREE?h=(new THREE.LegacyJSONLoader).parse(g,this.resourcePath).geometry:console.error('THREE.ObjectLoader: You have to import LegacyJSONLoader in order load geometry data of type "Geometry".');break;default:console.warn('THREE.ObjectLoader: Unsupported geometry type "'+g.type+'"');continue}h.uuid=g.uuid;void 0!==g.name&&(h.name=g.name);!0===h.isBufferGeometry&&void 0!==g.userData&&(h.userData=g.userData);c[g.uuid]=h}return c},
+parseMaterials:function(a,b){var c={},d={};if(void 0!==a){var e=new of;e.setTextures(b);b=0;for(var f=a.length;b<f;b++){var g=a[b];if("MultiMaterial"===g.type){for(var h=[],l=0;l<g.materials.length;l++){var m=g.materials[l];void 0===c[m.uuid]&&(c[m.uuid]=e.parse(m));h.push(c[m.uuid])}d[g.uuid]=h}else void 0===c[g.uuid]&&(c[g.uuid]=e.parse(g)),d[g.uuid]=c[g.uuid]}}return d},parseAnimations:function(a){for(var b=[],c=0;c<a.length;c++){var d=a[c],e=Ra.parse(d);void 0!==d.uuid&&(e.uuid=d.uuid);b.push(e)}return b},
+parseImages:function(a,b){function c(a){d.manager.itemStart(a);return f.load(a,function(){d.manager.itemEnd(a)},void 0,function(){d.manager.itemError(a);d.manager.itemEnd(a)})}var d=this,e={};if(void 0!==a&&0<a.length){b=new xg(b);var f=new gd(b);f.setCrossOrigin(this.crossOrigin);b=0;for(var g=a.length;b<g;b++){var h=a[b],l=h.url;if(Array.isArray(l)){e[h.uuid]=[];for(var m=0,n=l.length;m<n;m++){var p=l[m];p=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(p)?p:d.resourcePath+p;e[h.uuid].push(c(p))}}else p=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(h.url)?
+h.url:d.resourcePath+h.url,e[h.uuid]=c(p)}}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=Array.isArray(b[g.image])?new rb(b[g.image]):
+new Z(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,cl));void 0!==g.offset&&h.offset.fromArray(g.offset);void 0!==g.repeat&&h.repeat.fromArray(g.repeat);void 0!==g.center&&h.center.fromArray(g.center);void 0!==g.rotation&&(h.rotation=g.rotation);void 0!==g.wrap&&(h.wrapS=c(g.wrap[0],aj),h.wrapT=c(g.wrap[1],aj));void 0!==g.format&&(h.format=g.format);void 0!==g.type&&(h.type=g.type);void 0!==g.encoding&&(h.encoding=g.encoding);
+void 0!==g.minFilter&&(h.minFilter=c(g.minFilter,bj));void 0!==g.magFilter&&(h.magFilter=c(g.magFilter,bj));void 0!==g.anisotropy&&(h.anisotropy=g.anisotropy);void 0!==g.flipY&&(h.flipY=g.flipY);void 0!==g.premultiplyAlpha&&(h.premultiplyAlpha=g.premultiplyAlpha);void 0!==g.unpackAlignment&&(h.unpackAlignment=g.unpackAlignment);d[g.uuid]=h}return d},parseObject:function(a,b,c){function d(a){void 0===b[a]&&console.warn("THREE.ObjectLoader: Undefined geometry",a);return b[a]}function e(a){if(void 0!==
+a){if(Array.isArray(a)){for(var b=[],d=0,e=a.length;d<e;d++){var f=a[d];void 0===c[f]&&console.warn("THREE.ObjectLoader: Undefined material",f);b.push(c[f])}return b}void 0===c[a]&&console.warn("THREE.ObjectLoader: Undefined material",a);return c[a]}}switch(a.type){case "Scene":var f=new pb;void 0!==a.background&&Number.isInteger(a.background)&&(f.background=new B(a.background));void 0!==a.fog&&("Fog"===a.fog.type?f.fog=new Se(a.fog.color,a.fog.near,a.fog.far):"FogExp2"===a.fog.type&&(f.fog=new Re(a.fog.color,
+a.fog.density)));break;case "PerspectiveCamera":f=new da(a.fov,a.aspect,a.near,a.far);void 0!==a.focus&&(f.focus=a.focus);void 0!==a.zoom&&(f.zoom=a.zoom);void 0!==a.filmGauge&&(f.filmGauge=a.filmGauge);void 0!==a.filmOffset&&(f.filmOffset=a.filmOffset);void 0!==a.view&&(f.view=Object.assign({},a.view));break;case "OrthographicCamera":f=new id(a.left,a.right,a.top,a.bottom,a.near,a.far);void 0!==a.zoom&&(f.zoom=a.zoom);void 0!==a.view&&(f.view=Object.assign({},a.view));break;case "AmbientLight":f=
+new mf(a.color,a.intensity);break;case "DirectionalLight":f=new lf(a.color,a.intensity);break;case "PointLight":f=new jf(a.color,a.intensity,a.distance,a.decay);break;case "RectAreaLight":f=new nf(a.color,a.intensity,a.width,a.height);break;case "SpotLight":f=new hf(a.color,a.intensity,a.distance,a.angle,a.penumbra,a.decay);break;case "HemisphereLight":f=new ff(a.color,a.groundColor,a.intensity);break;case "SkinnedMesh":console.warn("THREE.ObjectLoader.parseObject() does not support SkinnedMesh yet.");
+case "Mesh":f=d(a.geometry);var g=e(a.material);f=f.bones&&0<f.bones.length?new Ud(f,g):new ca(f,g);break;case "InstancedMesh":f=d(a.geometry);g=e(a.material);var h=a.instanceMatrix;f=new Ve(f,g,a.count);f.instanceMatrix=new M(new Float32Array(h.array),16);break;case "LOD":f=new Td;break;case "Line":f=new La(d(a.geometry),e(a.material),a.mode);break;case "LineLoop":f=new We(d(a.geometry),e(a.material));break;case "LineSegments":f=new ma(d(a.geometry),e(a.material));break;case "PointCloud":case "Points":f=
+new Qc(d(a.geometry),e(a.material));break;case "Sprite":f=new Rd(e(a.material));break;case "Group":f=new Nc;break;default:f=new D}f.uuid=a.uuid;void 0!==a.name&&(f.name=a.name);void 0!==a.matrix?(f.matrix.fromArray(a.matrix),void 0!==a.matrixAutoUpdate&&(f.matrixAutoUpdate=a.matrixAutoUpdate),f.matrixAutoUpdate&&f.matrix.decompose(f.position,f.quaternion,f.scale)):(void 0!==a.position&&f.position.fromArray(a.position),void 0!==a.rotation&&f.rotation.fromArray(a.rotation),void 0!==a.quaternion&&f.quaternion.fromArray(a.quaternion),
+void 0!==a.scale&&f.scale.fromArray(a.scale));void 0!==a.castShadow&&(f.castShadow=a.castShadow);void 0!==a.receiveShadow&&(f.receiveShadow=a.receiveShadow);a.shadow&&(void 0!==a.shadow.bias&&(f.shadow.bias=a.shadow.bias),void 0!==a.shadow.radius&&(f.shadow.radius=a.shadow.radius),void 0!==a.shadow.mapSize&&f.shadow.mapSize.fromArray(a.shadow.mapSize),void 0!==a.shadow.camera&&(f.shadow.camera=this.parseObject(a.shadow.camera)));void 0!==a.visible&&(f.visible=a.visible);void 0!==a.frustumCulled&&
+(f.frustumCulled=a.frustumCulled);void 0!==a.renderOrder&&(f.renderOrder=a.renderOrder);void 0!==a.userData&&(f.userData=a.userData);void 0!==a.layers&&(f.layers.mask=a.layers);if(void 0!==a.children)for(h=a.children,g=0;g<h.length;g++)f.add(this.parseObject(h[g],b,c));if("LOD"===a.type)for(void 0!==a.autoUpdate&&(f.autoUpdate=a.autoUpdate),a=a.levels,h=0;h<a.length;h++){g=a[h];var l=f.getObjectByProperty("uuid",g.object);void 0!==l&&f.addLevel(l,g.distance)}return f}});var cl={UVMapping:300,CubeReflectionMapping:301,
+CubeRefractionMapping:302,EquirectangularReflectionMapping:303,EquirectangularRefractionMapping:304,SphericalReflectionMapping:305,CubeUVReflectionMapping:306,CubeUVRefractionMapping:307},aj={RepeatWrapping:1E3,ClampToEdgeWrapping:1001,MirroredRepeatWrapping:1002},bj={NearestFilter:1003,NearestMipmapNearestFilter:1004,NearestMipmapLinearFilter:1005,LinearFilter:1006,LinearMipmapNearestFilter:1007,LinearMipmapLinearFilter:1008};Cg.prototype=Object.assign(Object.create(V.prototype),{constructor:Cg,
+setOptions:function(a){this.options=a;return this},load:function(a,b,c,d){void 0===a&&(a="");void 0!==this.path&&(a=this.path+a);a=this.manager.resolveURL(a);var e=this,f=wc.get(a);if(void 0!==f)return e.manager.itemStart(a),setTimeout(function(){b&&b(f);e.manager.itemEnd(a)},0),f;fetch(a).then(function(a){return a.blob()}).then(function(a){return void 0===e.options?createImageBitmap(a):createImageBitmap(a,e.options)}).then(function(c){wc.add(a,c);b&&b(c);e.manager.itemEnd(a)}).catch(function(b){d&&
+d(b);e.manager.itemError(a);e.manager.itemEnd(a)});e.manager.itemStart(a)}});Object.assign(Dg.prototype,{moveTo:function(a,b){this.currentPath=new ab;this.subPaths.push(this.currentPath);this.currentPath.moveTo(a,b);return this},lineTo:function(a,b){this.currentPath.lineTo(a,b);return this},quadraticCurveTo:function(a,b,c,d){this.currentPath.quadraticCurveTo(a,b,c,d);return this},bezierCurveTo:function(a,b,c,d,e,f){this.currentPath.bezierCurveTo(a,b,c,d,e,f);return this},splineThru:function(a){this.currentPath.splineThru(a);
+return this},toShapes:function(a,b){function c(a){for(var b=[],c=0,d=a.length;c<d;c++){var e=a[c],f=new Lb;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=tb.isClockWise,f=this.subPaths;if(0===f.length)return[];if(!0===b)return c(f);b=[];if(1===f.length){var g=f[0];var h=new Lb;h.curves=g.curves;b.push(h);return b}var l=!e(f[0].getPoints());l=a?!l:l;h=[];var m=[],n=[],p=0;m[p]=void 0;n[p]=[];for(var q=0,t=f.length;q<t;q++){g=f[q];var r=g.getPoints();var u=e(r);(u=a?!u:u)?(!l&&m[p]&&p++,m[p]={s:new Lb,p:r},m[p].s.curves=g.curves,l&&p++,n[p]=[]):n[p].push({h:g,p:r[0]})}if(!m[0])return c(f);if(1<m.length){q=!1;a=[];e=0;for(f=m.length;e<f;e++)h[e]=
+[];e=0;for(f=m.length;e<f;e++)for(g=n[e],u=0;u<g.length;u++){l=g[u];p=!0;for(r=0;r<m.length;r++)d(l.p,m[r].p)&&(e!==r&&a.push({froms:e,tos:r,hole:u}),p?(p=!1,h[r].push(l)):q=!0);p&&h[e].push(l)}0<a.length&&(q||(n=h))}q=0;for(e=m.length;q<e;q++)for(h=m[q].s,b.push(h),a=n[q],f=0,g=a.length;f<g;f++)h.holes.push(a[f].h);return b}});Object.assign(Eg.prototype,{isFont:!0,generateShapes:function(a,b){void 0===b&&(b=100);var c=[],d=b;b=this.data;var e=Array.from?Array.from(a):String(a).split("");d/=b.resolution;
+var f=(b.boundingBox.yMax-b.boundingBox.yMin+b.underlineThickness)*d;a=[];for(var g=0,h=0,l=0;l<e.length;l++){var m=e[l];if("\n"===m)g=0,h-=f;else{var n=m;m=d;var p=g,q=h,t=b,r=t.glyphs[n]||t.glyphs["?"];if(r){n=new Dg;if(r.o){t=r._cachedOutline||(r._cachedOutline=r.o.split(" "));for(var u=0,w=t.length;u<w;)switch(t[u++]){case "m":var v=t[u++]*m+p;var A=t[u++]*m+q;n.moveTo(v,A);break;case "l":v=t[u++]*m+p;A=t[u++]*m+q;n.lineTo(v,A);break;case "q":var B=t[u++]*m+p;var D=t[u++]*m+q;var z=t[u++]*m+p;
+var E=t[u++]*m+q;n.quadraticCurveTo(z,E,B,D);break;case "b":B=t[u++]*m+p,D=t[u++]*m+q,z=t[u++]*m+p,E=t[u++]*m+q,v=t[u++]*m+p,A=t[u++]*m+q,n.bezierCurveTo(z,E,v,A,B,D)}}m={offsetX:r.ha*m,path:n}}else console.error('THREE.Font: character "'+n+'" does not exists in font family '+t.familyName+"."),m=void 0;g+=m.offsetX;a.push(m.path)}}b=0;for(e=a.length;b<e;b++)Array.prototype.push.apply(c,a[b].toShapes());return c}});Fg.prototype=Object.assign(Object.create(V.prototype),{constructor:Fg,load:function(a,
+b,c,d){var e=this,f=new Sa(this.manager);f.setPath(this.path);f.load(a,function(a){try{var c=JSON.parse(a)}catch(l){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 Eg(a)}});var Vf,Kg={getContext:function(){void 0===Vf&&(Vf=new (window.AudioContext||window.webkitAudioContext));return Vf},setContext:function(a){Vf=a}};tf.prototype=Object.assign(Object.create(V.prototype),
+{constructor:tf,load:function(a,b,c,d){var e=new Sa(this.manager);e.setResponseType("arraybuffer");e.setPath(this.path);e.load(a,function(a){a=a.slice(0);Kg.getContext().decodeAudioData(a,function(a){b(a)})},c,d)}});Object.assign(uf.prototype,{isSphericalHarmonics3:!0,set:function(a){for(var b=0;9>b;b++)this.coefficients[b].copy(a[b]);return this},zero:function(){for(var a=0;9>a;a++)this.coefficients[a].set(0,0,0);return this},getAt:function(a,b){var c=a.x,d=a.y;a=a.z;var e=this.coefficients;b.copy(e[0]).multiplyScalar(.282095);
+b.addScale(e[1],.488603*d);b.addScale(e[2],.488603*a);b.addScale(e[3],.488603*c);b.addScale(e[4],1.092548*c*d);b.addScale(e[5],1.092548*d*a);b.addScale(e[6],.315392*(3*a*a-1));b.addScale(e[7],1.092548*c*a);b.addScale(e[8],.546274*(c*c-d*d));return b},getIrradianceAt:function(a,b){var c=a.x,d=a.y;a=a.z;var e=this.coefficients;b.copy(e[0]).multiplyScalar(.886227);b.addScale(e[1],1.023328*d);b.addScale(e[2],1.023328*a);b.addScale(e[3],1.023328*c);b.addScale(e[4],.858086*c*d);b.addScale(e[5],.858086*
+d*a);b.addScale(e[6],.743125*a*a-.247708);b.addScale(e[7],.858086*c*a);b.addScale(e[8],.429043*(c*c-d*d));return b},add:function(a){for(var b=0;9>b;b++)this.coefficients[b].add(a.coefficients[b]);return this},scale:function(a){for(var b=0;9>b;b++)this.coefficients[b].multiplyScalar(a);return this},lerp:function(a,b){for(var c=0;9>c;c++)this.coefficients[c].lerp(a.coefficients[c],b);return this},equals:function(a){for(var b=0;9>b;b++)if(!this.coefficients[b].equals(a.coefficients[b]))return!1;return!0},
+copy:function(a){return this.set(a.coefficients)},clone:function(){return(new this.constructor).copy(this)},fromArray:function(a,b){void 0===b&&(b=0);for(var c=this.coefficients,d=0;9>d;d++)c[d].fromArray(a,b+3*d);return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);for(var c=this.coefficients,d=0;9>d;d++)c[d].toArray(a,b+3*d);return a}});Object.assign(uf,{getBasisAt:function(a,b){var c=a.x,d=a.y;a=a.z;b[0]=.282095;b[1]=.488603*d;b[2]=.488603*a;b[3]=.488603*c;b[4]=1.092548*c*d;
+b[5]=1.092548*d*a;b[6]=.315392*(3*a*a-1);b[7]=1.092548*c*a;b[8]=.546274*(c*c-d*d)}});bb.prototype=Object.assign(Object.create(ba.prototype),{constructor:bb,isLightProbe:!0,copy:function(a){ba.prototype.copy.call(this,a);this.sh.copy(a.sh);this.intensity=a.intensity;return this},toJSON:function(a){return ba.prototype.toJSON.call(this,a)}});Gg.prototype=Object.assign(Object.create(bb.prototype),{constructor:Gg,isHemisphereLightProbe:!0,copy:function(a){bb.prototype.copy.call(this,a);return this},toJSON:function(a){return bb.prototype.toJSON.call(this,
+a)}});Hg.prototype=Object.assign(Object.create(bb.prototype),{constructor:Hg,isAmbientLightProbe:!0,copy:function(a){bb.prototype.copy.call(this,a);return this},toJSON:function(a){return bb.prototype.toJSON.call(this,a)}});var cj=new O,dj=new O;Object.assign(li.prototype,{update:function(a){var b=this._cache;if(b.focus!==a.focus||b.fov!==a.fov||b.aspect!==a.aspect*this.aspect||b.near!==a.near||b.far!==a.far||b.zoom!==a.zoom||b.eyeSep!==this.eyeSep){b.focus=a.focus;b.fov=a.fov;b.aspect=a.aspect*this.aspect;
+b.near=a.near;b.far=a.far;b.zoom=a.zoom;b.eyeSep=this.eyeSep;var c=a.projectionMatrix.clone(),d=b.eyeSep/2,e=d*b.near/b.focus,f=b.near*Math.tan(P.DEG2RAD*b.fov*.5)/b.zoom;dj.elements[12]=-d;cj.elements[12]=d;d=-f*b.aspect+e;var g=f*b.aspect+e;c.elements[0]=2*b.near/(g-d);c.elements[8]=(g+d)/(g-d);this.cameraL.projectionMatrix.copy(c);d=-f*b.aspect-e;g=f*b.aspect-e;c.elements[0]=2*b.near/(g-d);c.elements[8]=(g+d)/(g-d);this.cameraR.projectionMatrix.copy(c)}this.cameraL.matrixWorld.copy(a.matrixWorld).multiply(dj);
+this.cameraR.matrixWorld.copy(a.matrixWorld).multiply(cj)}});Object.assign(Ig.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}});var xc=new n,ej=new Da,dl=new n,yc=new n;Jg.prototype=Object.assign(Object.create(D.prototype),{constructor:Jg,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);return this},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);return this},getMasterVolume:function(){return this.gain.gain.value},setMasterVolume:function(a){this.gain.gain.setTargetAtTime(a,this.context.currentTime,.01);return this},updateMatrixWorld:function(a){D.prototype.updateMatrixWorld.call(this,a);a=this.context.listener;
+var b=this.up;this.timeDelta=this._clock.getDelta();this.matrixWorld.decompose(xc,ej,dl);yc.set(0,0,-1).applyQuaternion(ej);if(a.positionX){var c=this.context.currentTime+this.timeDelta;a.positionX.linearRampToValueAtTime(xc.x,c);a.positionY.linearRampToValueAtTime(xc.y,c);a.positionZ.linearRampToValueAtTime(xc.z,c);a.forwardX.linearRampToValueAtTime(yc.x,c);a.forwardY.linearRampToValueAtTime(yc.y,c);a.forwardZ.linearRampToValueAtTime(yc.z,c);a.upX.linearRampToValueAtTime(b.x,c);a.upY.linearRampToValueAtTime(b.y,
+c);a.upZ.linearRampToValueAtTime(b.z,c)}else a.setPosition(xc.x,xc.y,xc.z),a.setOrientation(yc.x,yc.y,yc.z,b.x,b.y,b.z)}});jd.prototype=Object.assign(Object.create(D.prototype),{constructor:jd,getOutput:function(){return this.gain},setNodeSource:function(a){this.hasPlaybackControl=!1;this.sourceType="audioNode";this.source=a;this.connect();return this},setMediaElementSource:function(a){this.hasPlaybackControl=!1;this.sourceType="mediaNode";this.source=this.context.createMediaElementSource(a);this.connect();
+return this},setMediaStreamSource:function(a){this.hasPlaybackControl=!1;this.sourceType="mediaStreamNode";this.source=this.context.createMediaStreamSource(a);this.connect();return this},setBuffer:function(a){this.buffer=a;this.sourceType="buffer";this.autoplay&&this.play();return this},play:function(a){void 0===a&&(a=0);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 return this._startedAt=this.context.currentTime+a,a=this.context.createBufferSource(),a.buffer=this.buffer,a.loop=this.loop,a.loopStart=this.loopStart,a.loopEnd=this.loopEnd,a.onended=this.onEnded.bind(this),a.start(this._startedAt,this._pausedAt+this.offset,this.duration),this.isPlaying=!0,this.source=a,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()},pause:function(){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");
+else return!0===this.isPlaying&&(this._pausedAt=(this.context.currentTime-this._startedAt)*this.playbackRate,this.source.stop(),this.source.onended=null,this.isPlaying=!1),this},stop:function(){if(!1===this.hasPlaybackControl)console.warn("THREE.Audio: this Audio has no playback control.");else return this._pausedAt=0,this.source.stop(),this.source.onended=null,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},setDetune:function(a){this.detune=a;if(void 0!==this.source.detune)return!0===this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this},getDetune:function(){return this.detune},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.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),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},setLoopStart:function(a){this.loopStart=a;return this},setLoopEnd:function(a){this.loopEnd=a;return this},getVolume:function(){return this.gain.gain.value},setVolume:function(a){this.gain.gain.setTargetAtTime(a,this.context.currentTime,.01);return this}});var zc=new n,fj=new Da,el=new n,Ac=new n;Lg.prototype=Object.assign(Object.create(jd.prototype),{constructor:Lg,getOutput:function(){return this.panner},getRefDistance:function(){return this.panner.refDistance},
+setRefDistance:function(a){this.panner.refDistance=a;return this},getRolloffFactor:function(){return this.panner.rolloffFactor},setRolloffFactor:function(a){this.panner.rolloffFactor=a;return this},getDistanceModel:function(){return this.panner.distanceModel},setDistanceModel:function(a){this.panner.distanceModel=a;return this},getMaxDistance:function(){return this.panner.maxDistance},setMaxDistance:function(a){this.panner.maxDistance=a;return this},setDirectionalCone:function(a,b,c){this.panner.coneInnerAngle=
+a;this.panner.coneOuterAngle=b;this.panner.coneOuterGain=c;return this},updateMatrixWorld:function(a){D.prototype.updateMatrixWorld.call(this,a);if(!0!==this.hasPlaybackControl||!1!==this.isPlaying)if(this.matrixWorld.decompose(zc,fj,el),Ac.set(0,0,1).applyQuaternion(fj),a=this.panner,a.positionX){var b=this.context.currentTime+this.listener.timeDelta;a.positionX.linearRampToValueAtTime(zc.x,b);a.positionY.linearRampToValueAtTime(zc.y,b);a.positionZ.linearRampToValueAtTime(zc.z,b);a.orientationX.linearRampToValueAtTime(Ac.x,
+b);a.orientationY.linearRampToValueAtTime(Ac.y,b);a.orientationZ.linearRampToValueAtTime(Ac.z,b)}else a.setPosition(zc.x,zc.y,zc.z),a.setOrientation(Ac.x,Ac.y,Ac.z)}});Object.assign(Mg.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(Ng.prototype,{accumulate:function(a,b){var c=this.buffer,d=this.valueSize;a=a*d+d;
+var e=this.cumulativeWeight;if(0===e){for(e=0;e!==d;++e)c[a+e]=c[e];e=b}else e+=b,this._mixBufferRegion(c,a,0,b/e,d);this.cumulativeWeight=e},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);d=b;for(var 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){Da.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}}});var fl=/[\[\]\.:\/]/g,gl="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",hl=/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]"),il=/(WCOD+)?/.source.replace("WCOD",gl),
+jl=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]"),kl=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]"),ll=new RegExp("^"+hl+il+jl+kl+"$"),ml=["material","materials","bones"];Object.assign(mi.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(Ba,{Composite:mi,create:function(a,b,c){return a&&a.isAnimationObjectGroup?new Ba.Composite(a,b,c):new Ba(a,b,c)},sanitizeNodeName:function(a){return a.replace(/\s/g,"_").replace(fl,"")},parseTrackName:function(a){var b=ll.exec(a);if(!b)throw Error("PropertyBinding: Cannot parse trackName: "+
+a);b={nodeName:b[2],objectName:b[3],objectIndex:b[4],propertyName:b[5],propertyIndex:b[6]};var c=b.nodeName&&b.nodeName.lastIndexOf(".");if(void 0!==c&&-1!==c){var d=b.nodeName.substring(c+1);-1!==ml.indexOf(d)&&(b.nodeName=b.nodeName.substring(0,c),b.objectName=d)}if(null===b.propertyName||0===b.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+a);return b},findNode:function(a,b){if(!b||""===b||"."===b||-1===b||b===a.name||b===a.uuid)return a;if(a.skeleton){var c=
+a.skeleton.getBoneByName(b);if(void 0!==c)return c}if(a.children){var d=function(a){for(var c=0;c<a.length;c++){var e=a[c];if(e.name===b||e.uuid===b||(e=d(e.children)))return e}return null};if(a=d(a.children))return a}return null}});Object.assign(Ba.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.targetObject[this.propertyName]=a[b]},function(a,b){this.targetObject[this.propertyName]=a[b];this.targetObject.needsUpdate=!0},function(a,b){this.targetObject[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=Ba.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;this.targetObject=a;void 0!==a.needsUpdate?b=this.Versioning.NeedsUpdate:void 0!==a.matrixWorldNeedsUpdate&&(b=this.Versioning.MatrixWorldNeedsUpdate);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(Ba.prototype,{_getValue_unbound:Ba.prototype.getValue,_setValue_unbound:Ba.prototype.setValue});Object.assign(ni.prototype,{isAnimationObjectGroup:!0,add:function(){for(var a=this._objects,b=a.length,c=this.nCachedObjects_,d=this._indicesByUUID,e=this._paths,f=this._parsedPaths,g=this._bindings,h=g.length,l=void 0,m=0,n=arguments.length;m!==
+n;++m){var p=arguments[m],q=p.uuid,t=d[q];if(void 0===t){t=b++;d[q]=t;a.push(p);q=0;for(var r=h;q!==r;++q)g[q].push(new Ba(p,e[q],f[q]))}else if(t<c){l=a[t];var u=--c;r=a[u];d[r.uuid]=t;a[t]=r;d[q]=u;a[u]=p;q=0;for(r=h;q!==r;++q){var w=g[q],v=w[t];w[t]=w[u];void 0===v&&(v=new Ba(p,e[q],f[q]));w[u]=v}}else a[t]!==l&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=
+c},remove:function(){for(var a=this._objects,b=this.nCachedObjects_,c=this._indicesByUUID,d=this._bindings,e=d.length,f=0,g=arguments.length;f!==g;++f){var h=arguments[f],l=h.uuid,m=c[l];if(void 0!==m&&m>=b){var n=b++,p=a[n];c[p.uuid]=m;a[m]=p;c[l]=n;a[n]=h;h=0;for(l=e;h!==l;++h){p=d[h];var q=p[m];p[m]=p[n];p[n]=q}}}this.nCachedObjects_=b},uncache:function(){for(var a=this._objects,b=a.length,c=this.nCachedObjects_,d=this._indicesByUUID,e=this._bindings,f=e.length,g=0,h=arguments.length;g!==h;++g){var l=
+arguments[g].uuid,m=d[l];if(void 0!==m)if(delete d[l],m<c){l=--c;var n=a[l],p=--b,q=a[p];d[n.uuid]=m;a[m]=n;d[q.uuid]=l;a[l]=q;a.pop();n=0;for(q=f;n!==q;++n){var t=e[n],r=t[p];t[m]=t[l];t[l]=r;t.pop()}}else for(p=--b,q=a[p],d[q.uuid]=m,a[m]=q,a.pop(),n=0,q=f;n!==q;++n)t=e[n],t[m]=t[p],t.pop()}this.nCachedObjects_=c},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,l=this.nCachedObjects_,
+m=Array(h.length);d=e.length;c[a]=d;f.push(a);g.push(b);e.push(m);c=l;for(d=h.length;c!==d;++c)m[c]=new Ba(h[c],a,b);return m},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(oi.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,b,c){var d=this._mixer,e=d.time,f=this._timeScaleInterpolant,g=this.timeScale;null===f&&(this._timeScaleInterpolant=f=d._lendControlInterpolant());d=f.parameterPositions;f=f.sampleValues;d[0]=e;d[1]=e+c;f[0]=a/g;f[1]=b/g;return this},stopWarping:function(){var a=this._timeScaleInterpolant;null!==a&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(a));return this},getMixer:function(){return this._mixer},getClip:function(){return this._clip},getRoot:function(){return this._localRoot||
+this._mixer._root},_update:function(a,b,c,d){if(this.enabled){var e=this._startTime;if(null!==e){b=(a-e)*c;if(0>b||0===c)return;this._startTime=null;b*=c}b*=this._updateTimeScale(a);c=this._updateTime(b);a=this._updateWeight(a);if(0<a){b=this._interpolants;e=this._propertyBindings;for(var f=0,g=b.length;f!==g;++f)b[f].evaluate(c),e[f].accumulate(d,a)}}else this._updateWeight(a)},_updateWeight:function(a){var b=0;if(this.enabled){b=this.weight;var c=this._weightInterpolant;if(null!==c){var d=c.evaluate(a)[0];
+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){b=this.timeScale;var c=this._timeScaleInterpolant;if(null!==c){var d=c.evaluate(a)[0];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,c=this._clip.duration,d=this.loop,e=this._loopCount,f=2202===d;if(0===a)return-1===
+e?b:f&&1===(e&1)?c-b:b;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{this.time=b;break a}this.clampWhenFinished?this.paused=!0:this.enabled=!1;this.time=b;this._mixer.dispatchEvent({type:"finished",action:this,direction:0>a?-1:1})}else{-1===e&&(0<=a?(e=0,this._setEndings(!0,0===this.repetitions,f)):this._setEndings(0===this.repetitions,!0,f));if(b>=c||0>b){d=Math.floor(b/c);b-=c*d;e+=Math.abs(d);var g=this.repetitions-e;0>=g?(this.clampWhenFinished?
+this.paused=!0:this.enabled=!1,this.time=b=0<a?c:0,this._mixer.dispatchEvent({type:"finished",action:this,direction:0<a?1:-1})):(1===g?(a=0>a,this._setEndings(a,!a,f)):this._setEndings(!1,!1,f),this._loopCount=e,this.time=b,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:d}))}else this.time=b;if(f&&1===(e&1))return c-b}return 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}});Og.prototype=Object.assign(Object.create(Fa.prototype),{constructor:Og,_bindAction:function(a,b){var c=a._localRoot||this._root,d=a._clip.tracks,e=d.length,f=a._propertyBindings;a=a._interpolants;var g=c.uuid,h=this._bindingsByRootAndName,
+l=h[g];void 0===l&&(l={},h[g]=l);for(h=0;h!==e;++h){var m=d[h],n=m.name,p=l[n];if(void 0===p){p=f[h];if(void 0!==p){null===p._cacheIndex&&(++p.referenceCount,this._addInactiveBinding(p,g,n));continue}p=new Ng(Ba.create(c,n,b&&b._propertyBindings[h].binding.parsedPath),m.ValueTypeName,m.getValueSize());++p.referenceCount;this._addInactiveBinding(p,g,n)}f[h]=p;a[h].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;b=a._clip.uuid;
+c=this._actionsByClip;d=c[b];var 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;var 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];0===Object.keys(f).length&&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 qe(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;c="string"===typeof a?Ra.findByName(c,a):a;a=null!==c?c.uuid:a;var e=
+this._actionsByClip[a],f=null;if(void 0!==e){f=e.actionByRoot[d];if(void 0!==f)return f;f=e.knownActions[0];null===c&&(c=f._clip)}if(null===c)return null;b=new oi(this,c,b);this._bindAction(b,f);this._addInactiveAction(b,a,d);return b},existingAction:function(a,b){var c=b||this._root;b=c.uuid;c="string"===typeof a?Ra.findByName(c,a):a;a=this._actionsByClip[c?c.uuid:a];return void 0!==a?a.actionByRoot[b]||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},setTime:function(a){for(var b=this.time=0;b<this._actions.length;b++)this._actions[b].time=0;return this.update(a)},
+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){d=d.knownActions;for(var e=0,f=d.length;e!==f;++e){var g=d[e];this._deactivateAction(g);var h=g._cacheIndex,l=b[b.length-1];g._cacheIndex=null;g._byClipCacheIndex=null;l._cacheIndex=h;b[h]=l;b.pop();this._removeInactiveBindingsForAction(g)}delete c[a]}},uncacheRoot:function(a){a=a.uuid;var b=this._actionsByClip;for(d in b){var c=b[d].actionByRoot[a];void 0!==c&&
+(this._deactivateAction(c),this._removeInactiveAction(c))}var d=this._bindingsByRootAndName[a];if(void 0!==d)for(var e in d)a=d[e],a.restoreOriginalState(),this._removeInactiveBinding(a)},uncacheAction:function(a,b){a=this.existingAction(a,b);null!==a&&(this._deactivateAction(a),this._removeInactiveAction(a))}});vf.prototype.clone=function(){return new vf(void 0===this.value.clone?this.value:this.value.clone())};Pg.prototype=Object.assign(Object.create(sb.prototype),{constructor:Pg,isInstancedInterleavedBuffer:!0,
+copy:function(a){sb.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this}});Object.assign(pi.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(),this.camera=b):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),this.camera=b):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(a,b,c){c=c||[];Qg(a,this,c,b);c.sort(qi);return c},intersectObjects:function(a,b,c){c=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++)Qg(a[d],this,c,b);c.sort(qi);return c}});Object.assign(ri.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){return this.setFromCartesianCoords(a.x,a.y,a.z)},setFromCartesianCoords:function(a,b,c){this.radius=Math.sqrt(a*a+b*b+c*c);0===this.radius?this.phi=this.theta=0:(this.theta=Math.atan2(a,c),this.phi=Math.acos(P.clamp(b/this.radius,-1,1)));return this}});
+Object.assign(si.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){return this.setFromCartesianCoords(a.x,a.y,a.z)},setFromCartesianCoords:function(a,b,c){this.radius=Math.sqrt(a*a+c*c);this.theta=Math.atan2(a,c);this.y=b;return this}});var gj=new w;Object.assign(Rg.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(a,b){b=gj.copy(b).multiplyScalar(.5);this.min.copy(a).sub(b);this.max.copy(a).add(b);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){void 0===a&&(console.warn("THREE.Box2: .getCenter() target is now required"),a=new w);return this.isEmpty()?a.set(0,0):a.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(a){void 0===a&&(console.warn("THREE.Box2: .getSize() target is now required"),a=new w);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){void 0===b&&(console.warn("THREE.Box2: .getParameter() target is now required"),b=new w);return b.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){void 0===b&&(console.warn("THREE.Box2: .clampPoint() target is now required"),b=new w);return b.copy(a).clamp(this.min,this.max)},distanceToPoint:function(a){return gj.copy(a).clamp(this.min,this.max).sub(a).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 hj=new n,Wf=new n;Object.assign(Sg.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){void 0===a&&(console.warn("THREE.Line3: .getCenter() target is now required"),
+a=new n);return a.addVectors(this.start,this.end).multiplyScalar(.5)},delta:function(a){void 0===a&&(console.warn("THREE.Line3: .delta() target is now required"),a=new n);return a.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){void 0===b&&(console.warn("THREE.Line3: .at() target is now required"),b=new n);return this.delta(b).multiplyScalar(a).add(this.start)},closestPointToPointParameter:function(a,
+b){hj.subVectors(a,this.start);Wf.subVectors(this.end,this.start);a=Wf.dot(Wf);a=Wf.dot(hj)/a;b&&(a=P.clamp(a,0,1));return a},closestPointToPoint:function(a,b,c){a=this.closestPointToPointParameter(a,b);void 0===c&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),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)}});
+ue.prototype=Object.create(D.prototype);ue.prototype.constructor=ue;ue.prototype.isImmediateRenderObject=!0;var ij=new n;kd.prototype=Object.create(D.prototype);kd.prototype.constructor=kd;kd.prototype.dispose=function(){this.cone.geometry.dispose();this.cone.material.dispose()};kd.prototype.update=function(){this.light.updateMatrixWorld();var a=this.light.distance?this.light.distance:1E3,b=a*Math.tan(this.light.angle);this.cone.scale.set(b,b,a);ij.setFromMatrixPosition(this.light.target.matrixWorld);
+this.cone.lookAt(ij);void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)};var Rb=new n,Xf=new O,vh=new O;sc.prototype=Object.create(ma.prototype);sc.prototype.constructor=sc;sc.prototype.isSkeletonHelper=!0;sc.prototype.updateMatrixWorld=function(a){var b=this.bones,c=this.geometry,d=c.getAttribute("position");vh.getInverse(this.root.matrixWorld);for(var e=0,f=0;e<b.length;e++){var g=b[e];g.parent&&g.parent.isBone&&(Xf.multiplyMatrices(vh,g.matrixWorld),
+Rb.setFromMatrixPosition(Xf),d.setXYZ(f,Rb.x,Rb.y,Rb.z),Xf.multiplyMatrices(vh,g.parent.matrixWorld),Rb.setFromMatrixPosition(Xf),d.setXYZ(f+1,Rb.x,Rb.y,Rb.z),f+=2)}c.getAttribute("position").needsUpdate=!0;D.prototype.updateMatrixWorld.call(this,a)};ld.prototype=Object.create(ca.prototype);ld.prototype.constructor=ld;ld.prototype.dispose=function(){this.geometry.dispose();this.material.dispose()};ld.prototype.update=function(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)};
+var nl=new n,jj=new B,kj=new B;md.prototype=Object.create(D.prototype);md.prototype.constructor=md;md.prototype.dispose=function(){this.children[0].geometry.dispose();this.children[0].material.dispose()};md.prototype.update=function(){var a=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{var b=a.geometry.getAttribute("color");jj.copy(this.light.color);kj.copy(this.light.groundColor);for(var c=0,d=b.count;c<d;c++){var e=c<d/2?jj:kj;b.setXYZ(c,e.r,e.g,e.b)}b.needsUpdate=
+!0}a.lookAt(nl.setFromMatrixPosition(this.light.matrixWorld).negate())};wf.prototype=Object.assign(Object.create(ma.prototype),{constructor:wf,copy:function(a){ma.prototype.copy.call(this,a);this.geometry.copy(a.geometry);this.material.copy(a.material);return this},clone:function(){return(new this.constructor).copy(this)}});xf.prototype=Object.create(ma.prototype);xf.prototype.constructor=xf;var lj=new n,Yf=new n,mj=new n;nd.prototype=Object.create(D.prototype);nd.prototype.constructor=nd;nd.prototype.dispose=
+function(){this.lightPlane.geometry.dispose();this.lightPlane.material.dispose();this.targetLine.geometry.dispose();this.targetLine.material.dispose()};nd.prototype.update=function(){lj.setFromMatrixPosition(this.light.matrixWorld);Yf.setFromMatrixPosition(this.light.target.matrixWorld);mj.subVectors(Yf,lj);this.lightPlane.lookAt(Yf);void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),
+this.targetLine.material.color.copy(this.light.color));this.targetLine.lookAt(Yf);this.targetLine.scale.z=mj.length()};var yf=new n,R=new eb;ve.prototype=Object.create(ma.prototype);ve.prototype.constructor=ve;ve.prototype.update=function(){var a=this.geometry,b=this.pointMap;R.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse);na("c",b,a,R,0,0,-1);na("t",b,a,R,0,0,1);na("n1",b,a,R,-1,-1,-1);na("n2",b,a,R,1,-1,-1);na("n3",b,a,R,-1,1,-1);na("n4",b,a,R,1,1,-1);na("f1",b,a,R,-1,-1,1);
+na("f2",b,a,R,1,-1,1);na("f3",b,a,R,-1,1,1);na("f4",b,a,R,1,1,1);na("u1",b,a,R,.7,1.1,-1);na("u2",b,a,R,-.7,1.1,-1);na("u3",b,a,R,0,2,-1);na("cf1",b,a,R,-1,0,1);na("cf2",b,a,R,1,0,1);na("cf3",b,a,R,0,-1,1);na("cf4",b,a,R,0,1,1);na("cn1",b,a,R,-1,0,-1);na("cn2",b,a,R,1,0,-1);na("cn3",b,a,R,0,-1,-1);na("cn4",b,a,R,0,1,-1);a.getAttribute("position").needsUpdate=!0};var Zf=new Ta;xb.prototype=Object.create(ma.prototype);xb.prototype.constructor=xb;xb.prototype.update=function(a){void 0!==a&&console.warn("THREE.BoxHelper: .update() has no longer arguments.");
+void 0!==this.object&&Zf.setFromObject(this.object);if(!Zf.isEmpty()){a=Zf.min;var b=Zf.max,c=this.geometry.attributes.position,d=c.array;d[0]=b.x;d[1]=b.y;d[2]=b.z;d[3]=a.x;d[4]=b.y;d[5]=b.z;d[6]=a.x;d[7]=a.y;d[8]=b.z;d[9]=b.x;d[10]=a.y;d[11]=b.z;d[12]=b.x;d[13]=b.y;d[14]=a.z;d[15]=a.x;d[16]=b.y;d[17]=a.z;d[18]=a.x;d[19]=a.y;d[20]=a.z;d[21]=b.x;d[22]=a.y;d[23]=a.z;c.needsUpdate=!0;this.geometry.computeBoundingSphere()}};xb.prototype.setFromObject=function(a){this.object=a;this.update();return this};
+xb.prototype.copy=function(a){ma.prototype.copy.call(this,a);this.object=a.object;return this};xb.prototype.clone=function(){return(new this.constructor).copy(this)};we.prototype=Object.create(ma.prototype);we.prototype.constructor=we;we.prototype.updateMatrixWorld=function(a){var b=this.box;b.isEmpty()||(b.getCenter(this.position),b.getSize(this.scale),this.scale.multiplyScalar(.5),D.prototype.updateMatrixWorld.call(this,a))};xe.prototype=Object.create(La.prototype);xe.prototype.constructor=xe;xe.prototype.updateMatrixWorld=
+function(a){var b=-this.plane.constant;1E-8>Math.abs(b)&&(b=1E-8);this.scale.set(.5*this.size,.5*this.size,b);this.children[0].material.side=0>b?1:0;this.lookAt(this.plane.normal);D.prototype.updateMatrixWorld.call(this,a)};var nj=new n,zf,Tg;yb.prototype=Object.create(D.prototype);yb.prototype.constructor=yb;yb.prototype.setDirection=function(a){.99999<a.y?this.quaternion.set(0,0,0,1):-.99999>a.y?this.quaternion.set(1,0,0,0):(nj.set(a.z,0,-a.x).normalize(),this.quaternion.setFromAxisAngle(nj,Math.acos(a.y)))};
+yb.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(1E-4,a-b),1);this.line.updateMatrix();this.cone.scale.set(c,b,c);this.cone.position.y=a;this.cone.updateMatrix()};yb.prototype.setColor=function(a){this.line.material.color.set(a);this.cone.material.color.set(a)};yb.prototype.copy=function(a){D.prototype.copy.call(this,a,!1);this.line.copy(a.line);this.cone.copy(a.cone);return this};yb.prototype.clone=function(){return(new this.constructor).copy(this)};
+ye.prototype=Object.create(ma.prototype);ye.prototype.constructor=ye;var lb=Math.pow(2,8),oj=[.125,.215,.35,.446,.526,.582],yi=5+oj.length,mb={3E3:0,3001:1,3002:2,3004:3,3005:4,3006:5,3007:6},Xg=new id,Af=function(a){var b=new Float32Array(a),c=new n(0,1,0);a=new vb({defines:{n:a},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:b},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:c},inputEncoding:{value:mb[3E3]},outputEncoding:{value:mb[3E3]}},vertexShader:Zg(),
+fragmentShader:"\nprecision mediump float;\nprecision mediump int;\nvarying vec3 vOutputDirection;\nuniform sampler2D envMap;\nuniform int samples;\nuniform float weights[n];\nuniform bool latitudinal;\nuniform float dTheta;\nuniform float mipInt;\nuniform vec3 poleAxis;\n\n"+$g()+"\n\n#define ENVMAP_TYPE_CUBE_UV\n#include <cube_uv_reflection_fragment>\n\nvoid main() {\n\tgl_FragColor = vec4(0.0);\n\tfor (int i = 0; i < n; i++) {\n\t\tif (i >= samples)\n\t\t\tbreak;\n\t\tfor (int dir = -1; dir < 2; dir += 2) {\n\t\t\tif (i == 0 && dir == 1)\n\t\t\t\tcontinue;\n\t\t\tvec3 axis = latitudinal ? poleAxis : cross(poleAxis, vOutputDirection);\n\t\t\tif (all(equal(axis, vec3(0.0))))\n\t\t\t\taxis = cross(vec3(0.0, 1.0, 0.0), vOutputDirection);\n\t\t\taxis = normalize(axis);\n\t\t\tfloat theta = dTheta * float(dir * i);\n\t\t\tfloat cosTheta = cos(theta);\n\t\t\t// Rodrigues' axis-angle rotation\n\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross(axis, vOutputDirection) * sin(theta)\n\t\t\t\t\t+ axis * dot(axis, vOutputDirection) * (1.0 - cosTheta);\n\t\t\tgl_FragColor.rgb +=\n\t\t\t\t\tweights[i] * bilinearCubeUV(envMap, sampleDirection, mipInt);\n\t\t}\n\t}\n\tgl_FragColor = linearToOutputTexel(gl_FragColor);\n}\n\t\t",
 blending:0,depthTest:!1,depthWrite:!1});a.type="SphericalGaussianBlur";return a}(20),Sb=null,Tb=null,wh=function(){for(var a=[],b=[],c=[],d=8,e=0;e<yi;e++){var f=Math.pow(2,d);b.push(f);var g=1/f;4<e?g=oj[e-8+4-1]:0==e&&(g=0);c.push(g);g=1/(f-1);f=-g/2;g=1+g/2;var h=[f,f,g,f,g,g,f,f,g,g,f,g];f=new Float32Array(108);g=new Float32Array(72);for(var l=new Float32Array(36),m=0;6>m;m++){var n=m%3*2/3-1,p=2<m?0:-1;f.set([n,p,0,n+2/3,p,0,n+2/3,p+1,0,n,p,0,n+2/3,p+1,0,n,p+1,0],18*m);g.set(h,12*m);l.set([m,
 m,m,m,m,m],6*m)}h=new A;h.setAttribute("position",new M(f,3));h.setAttribute("uv",new M(g,2));h.setAttribute("faceIndex",new M(l,1));a.push(h);4<d&&d--}return{_lodPlanes:a,_sizeLods:b,_sigmas:c}}(),ze=wh._lodPlanes,Ci=wh._sizeLods,Cf=wh._sigmas,Bf=null,Y=null,Wg=null,Bc=(1+Math.sqrt(5))/2,Bd=1/Bc,Ai=[new n(1,1,1),new n(-1,1,1),new n(1,1,-1),new n(-1,1,-1),new n(0,Bc,Bd),new n(0,Bc,-Bd),new n(Bd,0,Bc),new n(-Bd,0,Bc),new n(Bc,Bd,0),new n(-Bc,Bd,0)];Ug.prototype={constructor:Ug,fromScene:function(a,
 b,c,d){void 0===b&&(b=0);void 0===c&&(c=.1);void 0===d&&(d=100);Wg=Y.getRenderTarget();var e=ui();c=new da(90,1,c,d);d=[1,1,1,1,-1,1];var f=[1,1,-1,-1,-1,1],g=Y.outputEncoding,h=Y.toneMapping,l=Y.toneMappingExposure,m=Y.getClearColor(),n=Y.getClearAlpha();Y.toneMapping=1;Y.toneMappingExposure=1;Y.outputEncoding=3E3;a.scale.z*=-1;var p=a.background;if(p&&p.isColor){p.convertSRGBToLinear();var q=Math.min(Math.max(Math.ceil(Math.log2(Math.max(p.r,p.g,p.b))),-128),127);p=p.multiplyScalar(Math.pow(2,-q));
diff --git a/build/three.module.js b/build/three.module.js
index 6858367b991067830019d7b9b4d029aa12911e1a..32a433be31cff6b4ee6f90fc135cb2e6d78e9bde 100644
--- a/build/three.module.js
+++ b/build/three.module.js
@@ -109,9 +109,6 @@ var BackSide = 1;
 var DoubleSide = 2;
 var FlatShading = 1;
 var SmoothShading = 2;
-var NoColors = 0;
-var FaceColors = 1;
-var VertexColors = 2;
 var NoBlending = 0;
 var NormalBlending = 1;
 var AdditiveBlending = 2;
@@ -8604,7 +8601,7 @@ function Material() {
 	this.side = FrontSide;
 	this.flatShading = false;
 	this.vertexTangents = false;
-	this.vertexColors = NoColors; // THREE.NoColors, THREE.VertexColors, THREE.FaceColors
+	this.vertexColors = false;
 
 	this.opacity = 1;
 	this.transparent = false;
@@ -8829,7 +8826,7 @@ Material.prototype = Object.assign( Object.create( EventDispatcher.prototype ),
 		if ( this.blending !== NormalBlending ) data.blending = this.blending;
 		if ( this.flatShading === true ) data.flatShading = this.flatShading;
 		if ( this.side !== FrontSide ) data.side = this.side;
-		if ( this.vertexColors !== NoColors ) data.vertexColors = this.vertexColors;
+		if ( this.vertexColors ) data.vertexColors = true;
 
 		if ( this.opacity < 1 ) data.opacity = this.opacity;
 		if ( this.transparent === true ) data.transparent = this.transparent;
@@ -27022,7 +27019,7 @@ LOD.prototype = Object.assign( Object.create( Object3D.prototype ), {
 			_v1$4.setFromMatrixPosition( camera.matrixWorld );
 			_v2$2.setFromMatrixPosition( this.matrixWorld );
 
-			var distance = _v1$4.distanceTo( _v2$2 );
+			var distance = _v1$4.distanceTo( _v2$2 ) / camera.zoom;
 
 			levels[ 0 ].object.visible = true;
 
@@ -39413,7 +39410,6 @@ MaterialLoader.prototype = Object.assign( Object.create( Loader.prototype ), {
 		if ( json.shininess !== undefined ) material.shininess = json.shininess;
 		if ( json.clearcoat !== undefined ) material.clearcoat = json.clearcoat;
 		if ( json.clearcoatRoughness !== undefined ) material.clearcoatRoughness = json.clearcoatRoughness;
-		if ( json.vertexColors !== undefined ) material.vertexColors = json.vertexColors;
 		if ( json.fog !== undefined ) material.fog = json.fog;
 		if ( json.flatShading !== undefined ) material.flatShading = json.flatShading;
 		if ( json.blending !== undefined ) material.blending = json.blending;
@@ -39462,6 +39458,20 @@ MaterialLoader.prototype = Object.assign( Object.create( Loader.prototype ), {
 
 		if ( json.userData !== undefined ) material.userData = json.userData;
 
+		if ( json.vertexColors !== undefined ) {
+
+			if ( typeof json.vertexColors === 'number' ) {
+
+				material.vertexColors = ( json.vertexColors > 0 ) ? true : false;
+
+			} else {
+
+				material.vertexColors = json.vertexColors;
+
+			}
+
+		}
+
 		// Shader Material
 
 		if ( json.uniforms !== undefined ) {
@@ -46367,7 +46377,7 @@ function SkeletonHelper( object ) {
 	geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
 	geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );
 
-	var material = new LineBasicMaterial( { vertexColors: VertexColors, depthTest: false, depthWrite: false, transparent: true } );
+	var material = new LineBasicMaterial( { vertexColors: true, depthTest: false, depthWrite: false, transparent: true } );
 
 	LineSegments.call( this, geometry, material );
 
@@ -46531,7 +46541,7 @@ function HemisphereLightHelper( light, size, color ) {
 	geometry.rotateY( Math.PI * 0.5 );
 
 	this.material = new MeshBasicMaterial( { wireframe: true, fog: false } );
-	if ( this.color === undefined ) this.material.vertexColors = VertexColors;
+	if ( this.color === undefined ) this.material.vertexColors = true;
 
 	var position = geometry.getAttribute( 'position' );
 	var colors = new Float32Array( position.count * 3 );
@@ -46620,7 +46630,7 @@ function GridHelper( size, divisions, color1, color2 ) {
 	geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
 	geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );
 
-	var material = new LineBasicMaterial( { vertexColors: VertexColors } );
+	var material = new LineBasicMaterial( { vertexColors: true } );
 
 	LineSegments.call( this, geometry, material );
 
@@ -46727,7 +46737,7 @@ function PolarGridHelper( radius, radials, circles, divisions, color1, color2 )
 	geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
 	geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );
 
-	var material = new LineBasicMaterial( { vertexColors: VertexColors } );
+	var material = new LineBasicMaterial( { vertexColors: true } );
 
 	LineSegments.call( this, geometry, material );
 
@@ -46837,7 +46847,7 @@ var _camera = new Camera();
 function CameraHelper( camera ) {
 
 	var geometry = new BufferGeometry();
-	var material = new LineBasicMaterial( { color: 0xffffff, vertexColors: FaceColors } );
+	var material = new LineBasicMaterial( { color: 0xffffff, vertexColors: true } );
 
 	var vertices = [];
 	var colors = [];
@@ -47371,7 +47381,7 @@ function AxesHelper( size ) {
 	geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
 	geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );
 
-	var material = new LineBasicMaterial( { vertexColors: VertexColors } );
+	var material = new LineBasicMaterial( { vertexColors: true } );
 
 	LineSegments.call( this, geometry, material );
 
@@ -48203,8 +48213,10 @@ function Face4( a, b, c, d, normal, color, materialIndex ) {
 }
 
 var LineStrip = 0;
-
 var LinePieces = 1;
+var NoColors = 0;
+var FaceColors = 1;
+var VertexColors = 2;
 
 function MeshFaceMaterial( materials ) {