Updated builds.

build/three.js

@@ -594,9 +594,12 @@
 	 */
 
 	function Vector2( x, y ) {
+		if ( x === void 0 ) x = 0;
+		if ( y === void 0 ) y = 0;
 
-		this.x = x || 0;
-		this.y = y || 0;
+
+		this.x = x;
+		this.y = y;
 
 	}
 
@@ -1834,11 +1837,16 @@
 	 */
 
 	function Vector4( x, y, z, w ) {
+		if ( x === void 0 ) x = 0;
+		if ( y === void 0 ) y = 0;
+		if ( z === void 0 ) z = 0;
+		if ( w === void 0 ) w = 1;
 
-		this.x = x || 0;
-		this.y = y || 0;
-		this.z = z || 0;
-		this.w = ( w !== undefined ) ? w : 1;
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
+		this.w = w;
 
 	}
 
@@ -2626,11 +2634,16 @@
 	 */
 
 	function Quaternion( x, y, z, w ) {
+		if ( x === void 0 ) x = 0;
+		if ( y === void 0 ) y = 0;
+		if ( z === void 0 ) z = 0;
+		if ( w === void 0 ) w = 1;
 
-		this._x = x || 0;
-		this._y = y || 0;
-		this._z = z || 0;
-		this._w = ( w !== undefined ) ? w : 1;
+
+		this._x = x;
+		this._y = y;
+		this._z = z;
+		this._w = w;
 
 	}
 
@@ -3299,10 +3312,14 @@
 	var _quaternion = new Quaternion();
 
 	function Vector3( x, y, z ) {
+		if ( x === void 0 ) x = 0;
+		if ( y === void 0 ) y = 0;
+		if ( z === void 0 ) z = 0;
 
-		this.x = x || 0;
-		this.y = y || 0;
-		this.z = z || 0;
+
+		this.x = x;
+		this.y = y;
+		this.z = z;
 
 	}
 
@@ -4915,11 +4932,16 @@
 	var _quaternion$1 = new Quaternion();
 
 	function Euler( x, y, z, order ) {
+		if ( x === void 0 ) x = 0;
+		if ( y === void 0 ) y = 0;
+		if ( z === void 0 ) z = 0;
+		if ( order === void 0 ) order = Euler.DefaultOrder;
+
 
-		this._x = x || 0;
-		this._y = y || 0;
-		this._z = z || 0;
-		this._order = order || Euler.DefaultOrder;
+		this._x = x;
+		this._y = y;
+		this._z = z;
+		this._order = order;
 
 	}
 

build/three.min.js

@@ -1,84 +1,85 @@
 // threejs.org/license
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-c){this.x=a||0;this.y=b||0;this.z=c||0}function M(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1];0<arguments.length&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}function Ub(a,b,c,d){this._x=a||0;this._y=b||0;this._z=c||0;this._order=d||Ub.DefaultOrder}function Fe(){this.mask=1}function z(){Object.defineProperty(this,"id",{value:ij++});this.uuid=K.generateUUID();this.name="";this.type="Object3D";this.parent=null;this.children=[];this.up=z.DefaultUp.clone();
-var a=new m,b=new Ub,c=new na,d=new m(1,1,1);b._onChange(function(){c.setFromEuler(b,!1)});c._onChange(function(){b.setFromQuaternion(c,void 0,!1)});Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:a},rotation:{configurable:!0,enumerable:!0,value:b},quaternion:{configurable:!0,enumerable:!0,value:c},scale:{configurable:!0,enumerable:!0,value:d},modelViewMatrix:{value:new M},normalMatrix:{value:new xa}});this.matrix=new M;this.matrixWorld=new M;this.matrixAutoUpdate=z.DefaultMatrixAutoUpdate;
-this.matrixWorldNeedsUpdate=!1;this.layers=new Fe;this.visible=!0;this.receiveShadow=this.castShadow=!1;this.frustumCulled=!0;this.renderOrder=0;this.userData={}}function xd(){z.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 m(Infinity,Infinity,Infinity);this.max=void 0!==
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-0);this.constant=void 0!==b?b:0}function wa(a,b,c){this.a=void 0!==a?a:new m;this.b=void 0!==b?b:new m;this.c=void 0!==c?c:new m}function D(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 zc(a,b,c,d,e,f){this.a=a;this.b=
-b;this.c=c;this.normal=d&&d.isVector3?d:new m;this.vertexNormals=Array.isArray(d)?d:[];this.color=e&&e.isColor?e:new D;this.vertexColors=Array.isArray(e)?e:[];this.materialIndex=void 0!==f?f:0}function G(){Object.defineProperty(this,"id",{value:jj++});this.uuid=K.generateUUID();this.name="";this.type="Material";this.fog=!0;this.blending=1;this.side=0;this.vertexColors=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 Oa(a){G.call(this);this.type="MeshBasicMaterial";this.color=new D(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 H(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 yd(a,b,c){H.call(this,new Int8Array(a),b,c)}function zd(a,b,c){H.call(this,new Uint8Array(a),b,c)}function Ad(a,b,c){H.call(this,new Uint8ClampedArray(a),b,c)}function Bd(a,b,c){H.call(this,new Int16Array(a),
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-this.userData={}}function X(a,b){z.call(this);this.type="Mesh";this.geometry=void 0!==a?a:new F;this.material=void 0!==b?b:new Oa;this.updateMorphTargets()}function xh(a,b,c,d,e,f,g,h){if(null===(1===b.side?d.intersectTriangle(g,f,e,!0,h):d.intersectTriangle(e,f,g,2!==b.side,h)))return null;Ge.copy(h);Ge.applyMatrix4(a.matrixWorld);b=c.ray.origin.distanceTo(Ge);return b<c.near||b>c.far?null:{distance:b,point:Ge.clone(),object:a}}function He(a,b,c,d,e,f,g,h,l,n,q,p){Cb.fromBufferAttribute(e,n);Db.fromBufferAttribute(e,
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-this.linewidth=1;this.wireframe=!1;this.wireframeLinewidth=1;this.morphNormals=this.morphTargets=this.skinning=this.clipping=this.lights=this.fog=!1;this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1};this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]};this.index0AttributeName=void 0;this.uniformsNeedUpdate=!1;void 0!==a&&(void 0!==a.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(a))}
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-var l=new O(90,1,a,b);l.layers=this.layers;l.up.set(0,-1,0);l.lookAt(new m(0,0,-1));this.add(l);this.update=function(a,b){null===this.parent&&this.updateMatrixWorld();var n=a.xr.enabled,q=a.getRenderTarget();a.xr.enabled=!1;var t=c.texture.generateMipmaps;c.texture.generateMipmaps=!1;a.setRenderTarget(c,0);a.render(b,d);a.setRenderTarget(c,1);a.render(b,e);a.setRenderTarget(c,2);a.render(b,f);a.setRenderTarget(c,3);a.render(b,g);a.setRenderTarget(c,4);a.render(b,h);c.texture.generateMipmaps=t;a.setRenderTarget(c,
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+q),Cc.fromBufferAttribute(l,p),a.uv2=wa.getUV(Ed,Cb,Db,Eb,Ac,Bc,Cc,new w)),h=new zc(n,q,p),wa.getNormal(Cb,Db,Eb,h.normal),a.face=h;return a}function L(){Object.defineProperty(this,"id",{value:lj+=2});this.uuid=K.generateUUID();this.name="";this.type="Geometry";this.vertices=[];this.colors=[];this.faces=[];this.faceVertexUvs=[[]];this.morphTargets=[];this.morphNormals=[];this.skinWeights=[];this.skinIndices=[];this.lineDistances=[];this.boundingSphere=this.boundingBox=null;this.groupsNeedUpdate=this.lineDistancesNeedUpdate=
+this.colorsNeedUpdate=this.normalsNeedUpdate=this.uvsNeedUpdate=this.verticesNeedUpdate=this.elementsNeedUpdate=!1}function Dc(a){var b={},c;for(c in a){b[c]={};for(var d in a[c]){var e=a[c][d];e&&(e.isColor||e.isMatrix3||e.isMatrix4||e.isVector2||e.isVector3||e.isVector4||e.isTexture)?b[c][d]=e.clone():Array.isArray(e)?b[c][d]=e.slice():b[c][d]=e}}return b}function va(a){for(var b={},c=0;c<a.length;c++){var d=Dc(a[c]),e;for(e in d)b[e]=d[e]}return b}function Ba(a){G.call(this);this.type="ShaderMaterial";
+this.defines={};this.uniforms={};this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}";this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}";this.linewidth=1;this.wireframe=!1;this.wireframeLinewidth=1;this.morphNormals=this.morphTargets=this.skinning=this.clipping=this.lights=this.fog=!1;this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1};this.defaultAttributeValues={color:[1,1,
+1],uv:[0,0],uv2:[0,0]};this.index0AttributeName=void 0;this.uniformsNeedUpdate=!1;void 0!==a&&(void 0!==a.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(a))}function fb(){z.call(this);this.type="Camera";this.matrixWorldInverse=new M;this.projectionMatrix=new M;this.projectionMatrixInverse=new M}function O(a,b,c,d){fb.call(this);this.type="PerspectiveCamera";this.fov=void 0!==a?a:50;this.zoom=1;this.near=void 0!==
+c?c:.1;this.far=void 0!==d?d:2E3;this.focus=10;this.aspect=void 0!==b?b:1;this.view=null;this.filmGauge=35;this.filmOffset=0;this.updateProjectionMatrix()}function Ec(a,b,c){z.call(this);this.type="CubeCamera";if(!0!==c.isWebGLCubeRenderTarget)console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");else{this.renderTarget=c;var d=new O(90,1,a,b);d.layers=this.layers;d.up.set(0,-1,0);d.lookAt(new m(1,0,0));this.add(d);var e=new O(90,1,
+a,b);e.layers=this.layers;e.up.set(0,-1,0);e.lookAt(new m(-1,0,0));this.add(e);var f=new O(90,1,a,b);f.layers=this.layers;f.up.set(0,0,1);f.lookAt(new m(0,1,0));this.add(f);var g=new O(90,1,a,b);g.layers=this.layers;g.up.set(0,0,-1);g.lookAt(new m(0,-1,0));this.add(g);var h=new O(90,1,a,b);h.layers=this.layers;h.up.set(0,-1,0);h.lookAt(new m(0,0,1));this.add(h);var l=new O(90,1,a,b);l.layers=this.layers;l.up.set(0,-1,0);l.lookAt(new m(0,0,-1));this.add(l);this.update=function(a,b){null===this.parent&&
+this.updateMatrixWorld();var n=a.xr.enabled,q=a.getRenderTarget();a.xr.enabled=!1;var t=c.texture.generateMipmaps;c.texture.generateMipmaps=!1;a.setRenderTarget(c,0);a.render(b,d);a.setRenderTarget(c,1);a.render(b,e);a.setRenderTarget(c,2);a.render(b,f);a.setRenderTarget(c,3);a.render(b,g);a.setRenderTarget(c,4);a.render(b,h);c.texture.generateMipmaps=t;a.setRenderTarget(c,5);a.render(b,l);a.setRenderTarget(q);a.xr.enabled=n};this.clear=function(a,b,d,e){for(var f=a.getRenderTarget(),g=0;6>g;g++)a.setRenderTarget(c,
+g),a.clear(b,d,e);a.setRenderTarget(f)}}}function Zb(a,b,c){Number.isInteger(b)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),b=c);Ha.call(this,a,a,b)}function $b(a,b,c,d,e,f,g,h,l,n,q,p){W.call(this,null,f,g,h,l,n,d,e,q,p);this.image={data:a||null,width:b||1,height:c||1};this.magFilter=void 0!==l?l:1003;this.minFilter=void 0!==n?n:1003;this.flipY=this.generateMipmaps=!1;this.unpackAlignment=1;this.needsUpdate=!0}function Fc(a,b,
+c,d,e,f){this.planes=[void 0!==a?a:new Ua,void 0!==b?b:new Ua,void 0!==c?c:new Ua,void 0!==d?d:new Ua,void 0!==e?e:new Ua,void 0!==f?f:new Ua]}function yh(){function a(e,f){!1!==c&&(d(e,f),b.requestAnimationFrame(a))}var b=null,c=!1,d=null;return{start:function(){!0!==c&&null!==d&&(b.requestAnimationFrame(a),c=!0)},stop:function(){c=!1},setAnimationLoop:function(a){d=a},setContext:function(a){b=a}}}function mj(a,b){function c(b,c){var d=b.array,e=b.usage,f=a.createBuffer();a.bindBuffer(c,f);a.bufferData(c,
+d,e);b.onUploadCallback();c=5126;d instanceof Float32Array?c=5126:d instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):d instanceof Uint16Array?c=5123:d instanceof Int16Array?c=5122:d instanceof Uint32Array?c=5125:d instanceof Int32Array?c=5124:d instanceof Int8Array?c=5120:d instanceof Uint8Array&&(c=5121);return{buffer:f,type:c,bytesPerElement:d.BYTES_PER_ELEMENT,version:b.version}}var d=b.isWebGL2,e=new WeakMap;return{get:function(a){a.isInterleavedBufferAttribute&&
+(a=a.data);return e.get(a)},remove:function(b){b.isInterleavedBufferAttribute&&(b=b.data);var c=e.get(b);c&&(a.deleteBuffer(c.buffer),e.delete(b))},update:function(b,g){b.isInterleavedBufferAttribute&&(b=b.data);var f=e.get(b);if(void 0===f)e.set(b,c(b,g));else if(f.version<b.version){var l=b.array,n=b.updateRange;a.bindBuffer(g,f.buffer);-1===n.count?a.bufferSubData(g,0,l):(d?a.bufferSubData(g,n.offset*l.BYTES_PER_ELEMENT,l,n.offset,n.count):a.bufferSubData(g,n.offset*l.BYTES_PER_ELEMENT,l.subarray(n.offset,
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+k=0;k<h;k++)for(var t=k*n-f,r=0;r<g;r++)a.push(r*l-e,-t,0),q.push(0,0,1),p.push(r/c),p.push(1-k/d);for(e=0;e<d;e++)for(f=0;f<c;f++)h=f+g*(e+1),l=f+1+g*(e+1),n=f+1+g*e,b.push(f+g*e,h,n),b.push(h,l,n);this.setIndex(b);this.setAttribute("position",new B(a,3));this.setAttribute("normal",new B(q,3));this.setAttribute("uv",new B(p,2))}function nj(a,b,c,d){function e(a,c){b.buffers.color.setClear(a.r,a.g,a.b,c,d)}var f=new D(0),g=0,h,l,n=null,q=0,p=null;return{getClearColor:function(){return f},setClearColor:function(a,
+b){f.set(a);g=void 0!==b?b:1;e(f,g)},getClearAlpha:function(){return g},setClearAlpha:function(a){g=a;e(f,g)},render:function(b,d,k,u){d=!0===d.isScene?d.background:null;k=a.xr;(k=k.getSession&&k.getSession())&&"additive"===k.environmentBlendMode&&(d=null);null===d?e(f,g):d&&d.isColor&&(e(d,1),u=!0);(a.autoClear||u)&&a.clear(a.autoClearColor,a.autoClearDepth,a.autoClearStencil);if(d&&(d.isCubeTexture||d.isWebGLCubeRenderTarget||306===d.mapping)){void 0===l&&(l=new X(new Gd(1,1,1),new Ba({name:"BackgroundCubeMaterial",
+uniforms:Dc(gb.cube.uniforms),vertexShader:gb.cube.vertexShader,fragmentShader:gb.cube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1})),l.geometry.deleteAttribute("normal"),l.geometry.deleteAttribute("uv"),l.onBeforeRender=function(a,b,c){this.matrixWorld.copyPosition(c.matrixWorld)},Object.defineProperty(l.material,"envMap",{get:function(){return this.uniforms.envMap.value}}),c.update(l));u=d.isWebGLCubeRenderTarget?d.texture:d;l.material.uniforms.envMap.value=u;l.material.uniforms.flipEnvMap.value=
+u.isCubeTexture?-1:1;if(n!==d||q!==u.version||p!==a.toneMapping)l.material.needsUpdate=!0,n=d,q=u.version,p=a.toneMapping;b.unshift(l,l.geometry,l.material,0,0,null)}else if(d&&d.isTexture){void 0===h&&(h=new X(new ac(2,2),new Ba({name:"BackgroundMaterial",uniforms:Dc(gb.background.uniforms),vertexShader:gb.background.vertexShader,fragmentShader:gb.background.fragmentShader,side:0,depthTest:!1,depthWrite:!1,fog:!1})),h.geometry.deleteAttribute("normal"),Object.defineProperty(h.material,"map",{get:function(){return this.uniforms.t2D.value}}),
+c.update(h));h.material.uniforms.t2D.value=d;!0===d.matrixAutoUpdate&&d.updateMatrix();h.material.uniforms.uvTransform.value.copy(d.matrix);if(n!==d||q!==d.version||p!==a.toneMapping)h.material.needsUpdate=!0,n=d,q=d.version,p=a.toneMapping;b.unshift(h,h.geometry,h.material,0,0,null)}}}}function oj(a,b,c,d){var e=d.isWebGL2,f;this.setMode=function(a){f=a};this.render=function(b,d){a.drawArrays(f,b,d);c.update(d,f)};this.renderInstances=function(d,h,l,n){if(0!==n){if(e){d=a;var g="drawArraysInstanced"}else if(d=
+b.get("ANGLE_instanced_arrays"),g="drawArraysInstancedANGLE",null===d){console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");return}d[g](f,h,l,n);c.update(l,f,n)}}}function pj(a,b,c){function d(b){if("highp"===b){if(0<a.getShaderPrecisionFormat(35633,36338).precision&&0<a.getShaderPrecisionFormat(35632,36338).precision)return"highp";b="mediump"}return"mediump"===b&&0<a.getShaderPrecisionFormat(35633,36337).precision&&
+0<a.getShaderPrecisionFormat(35632,36337).precision?"mediump":"lowp"}var e,f="undefined"!==typeof WebGL2RenderingContext&&a instanceof WebGL2RenderingContext||"undefined"!==typeof WebGL2ComputeRenderingContext&&a instanceof WebGL2ComputeRenderingContext,g=void 0!==c.precision?c.precision:"highp",h=d(g);h!==g&&(console.warn("THREE.WebGLRenderer:",g,"not supported, using",h,"instead."),g=h);c=!0===c.logarithmicDepthBuffer;h=a.getParameter(34930);var l=a.getParameter(35660),n=a.getParameter(3379),q=
+a.getParameter(34076),p=a.getParameter(34921),k=a.getParameter(36347),t=a.getParameter(36348),r=a.getParameter(36349),u=0<l,m=f||!!b.get("OES_texture_float"),E=u&&m,x=f?a.getParameter(36183):0;return{isWebGL2:f,getMaxAnisotropy:function(){if(void 0!==e)return e;var c=b.get("EXT_texture_filter_anisotropic");return e=null!==c?a.getParameter(c.MAX_TEXTURE_MAX_ANISOTROPY_EXT):0},getMaxPrecision:d,precision:g,logarithmicDepthBuffer:c,maxTextures:h,maxVertexTextures:l,maxTextureSize:n,maxCubemapSize:q,
+maxAttributes:p,maxVertexUniforms:k,maxVaryings:t,maxFragmentUniforms:r,vertexTextures:u,floatFragmentTextures:m,floatVertexTextures:E,maxSamples:x}}function qj(){function a(){n.value!==d&&(n.value=d,n.needsUpdate=0<e);c.numPlanes=e;c.numIntersection=0}function b(a,b,d,e){var f=null!==a?a.length:0,g=null;if(0!==f){g=n.value;if(!0!==e||null===g){e=d+4*f;b=b.matrixWorldInverse;l.getNormalMatrix(b);if(null===g||g.length<e)g=new Float32Array(e);for(e=0;e!==f;++e,d+=4)h.copy(a[e]).applyMatrix4(b,l),h.normal.toArray(g,
+d),g[d+3]=h.constant}n.value=g;n.needsUpdate=!0}c.numPlanes=f;c.numIntersection=0;return g}var c=this,d=null,e=0,f=!1,g=!1,h=new Ua,l=new xa,n={value:null,needsUpdate:!1};this.uniform=n;this.numIntersection=this.numPlanes=0;this.init=function(a,c,g){var h=0!==a.length||c||0!==e||f;f=c;d=b(a,g,0);e=a.length;return h};this.beginShadows=function(){g=!0;b(null)};this.endShadows=function(){g=!1;a()};this.setState=function(c,h,l,k,r,u){if(!f||null===c||0===c.length||g&&!l)g?b(null):a();else{l=g?0:e;var q=
+4*l,p=r.clippingState||null;n.value=p;p=b(c,k,q,u);for(c=0;c!==q;++c)p[c]=d[c];r.clippingState=p;this.numIntersection=h?this.numPlanes:0;this.numPlanes+=l}}}function rj(a){var b={};return{get:function(c){if(void 0!==b[c])return b[c];switch(c){case "WEBGL_depth_texture":var d=a.getExtension("WEBGL_depth_texture")||a.getExtension("MOZ_WEBGL_depth_texture")||a.getExtension("WEBKIT_WEBGL_depth_texture");break;case "EXT_texture_filter_anisotropic":d=a.getExtension("EXT_texture_filter_anisotropic")||a.getExtension("MOZ_EXT_texture_filter_anisotropic")||
+a.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case "WEBGL_compressed_texture_s3tc":d=a.getExtension("WEBGL_compressed_texture_s3tc")||a.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||a.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case "WEBGL_compressed_texture_pvrtc":d=a.getExtension("WEBGL_compressed_texture_pvrtc")||a.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:d=a.getExtension(c)}null===d&&console.warn("THREE.WebGLRenderer: "+c+" extension not supported.");
+return b[c]=d}}}function sj(a,b,c){function d(a){var e=a.target;a=f.get(e);null!==a.index&&b.remove(a.index);for(var h in a.attributes)b.remove(a.attributes[h]);e.removeEventListener("dispose",d);f.delete(e);if(h=g.get(a))b.remove(h),g.delete(a);c.memory.geometries--}function e(a){var c=[],d=a.index,e=a.attributes.position;if(null!==d){e=d.array;d=d.version;for(var f=0,h=e.length;f<h;f+=3){var k=e[f+0],r=e[f+1],u=e[f+2];c.push(k,r,r,u,u,k)}}else for(f=e.array,d=e.version,e=0,f=f.length/3-1;e<f;e+=
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+d[0]!==e&&(a.uniform1i(this.addr,e),d[0]=e);c.setTexture3D(b||Jj,e)}function Kj(a,b,c){var d=this.cache,e=c.allocateTextureUnit();d[0]!==e&&(a.uniform1i(this.addr,e),d[0]=e);c.safeSetTextureCube(b||Gh,e)}function Lj(a,b){var c=this.cache;c[0]!==b&&(a.uniform1i(this.addr,b),c[0]=b)}function Mj(a,b){var c=this.cache;Pa(c,b)||(a.uniform2iv(this.addr,b),Ia(c,b))}function Nj(a,b){var c=this.cache;Pa(c,b)||(a.uniform3iv(this.addr,b),Ia(c,b))}function Oj(a,b){var c=this.cache;Pa(c,b)||(a.uniform4iv(this.addr,
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+default:return console.warn("THREE.WebGLProgram: Unsupported encoding:",a),["Linear","( value )"]}}function Lh(a,b,c){var d=a.getShaderParameter(b,35713),e=a.getShaderInfoLog(b).trim();if(d&&""===e)return"";a=a.getShaderSource(b).split("\n");for(b=0;b<a.length;b++)a[b]=b+1+": "+a[b];a=a.join("\n");return"THREE.WebGLShader: gl.getShaderInfoLog() "+c+"\n"+e+a}function Hd(a,b){b=Kh(b);return"vec4 "+a+"( vec4 value ) { return "+b[0]+"ToLinear"+b[1]+"; }"}function gk(a,b){b=Kh(b);return"vec4 "+a+"( vec4 value ) { return LinearTo"+
+b[0]+b[1]+"; }"}function hk(a,b){switch(b){case 1:b="Linear";break;case 2:b="Reinhard";break;case 3:b="OptimizedCineon";break;case 4:b="ACESFilmic";break;default:console.warn("THREE.WebGLProgram: Unsupported toneMapping:",b),b="Linear"}return"vec3 "+a+"( vec3 color ) { return "+b+"ToneMapping( color ); }"}function ik(a){var b=[],c;for(c in a){var d=a[c];!1!==d&&b.push("#define "+c+" "+d)}return b.join("\n")}function Id(a){return""!==a}function Mh(a,b){return a.replace(/NUM_DIR_LIGHTS/g,b.numDirLights).replace(/NUM_SPOT_LIGHTS/g,
+b.numSpotLights).replace(/NUM_RECT_AREA_LIGHTS/g,b.numRectAreaLights).replace(/NUM_POINT_LIGHTS/g,b.numPointLights).replace(/NUM_HEMI_LIGHTS/g,b.numHemiLights).replace(/NUM_DIR_LIGHT_SHADOWS/g,b.numDirLightShadows).replace(/NUM_SPOT_LIGHT_SHADOWS/g,b.numSpotLightShadows).replace(/NUM_POINT_LIGHT_SHADOWS/g,b.numPointLightShadows)}function Nh(a,b){return a.replace(/NUM_CLIPPING_PLANES/g,b.numClippingPlanes).replace(/UNION_CLIPPING_PLANES/g,b.numClippingPlanes-b.numClipIntersection)}function jg(a,b){a=
+N[b];if(void 0===a)throw Error("Can not resolve #include <"+b+">");return a.replace(kg,jg)}function Oh(a,b,c,d){console.warn("WebGLProgram: #pragma unroll_loop shader syntax is deprecated. Please use #pragma unroll_loop_start syntax instead.");return lg(a,b,c,d)}function lg(a,b,c,d){a="";for(b=parseInt(b);b<parseInt(c);b++)a+=d.replace(/\[ i \]/g,"[ "+b+" ]").replace(/UNROLLED_LOOP_INDEX/g,b);return a}function Ph(a){var b="precision "+a.precision+" float;\nprecision "+a.precision+" int;";"highp"===
+a.precision?b+="\n#define HIGH_PRECISION":"mediump"===a.precision?b+="\n#define MEDIUM_PRECISION":"lowp"===a.precision&&(b+="\n#define LOW_PRECISION");return b}function jk(a){var b="SHADOWMAP_TYPE_BASIC";1===a.shadowMapType?b="SHADOWMAP_TYPE_PCF":2===a.shadowMapType?b="SHADOWMAP_TYPE_PCF_SOFT":3===a.shadowMapType&&(b="SHADOWMAP_TYPE_VSM");return b}function kk(a){var b="ENVMAP_TYPE_CUBE";if(a.envMap)switch(a.envMapMode){case 301:case 302:b="ENVMAP_TYPE_CUBE";break;case 306:case 307:b="ENVMAP_TYPE_CUBE_UV";
+break;case 303:case 304:b="ENVMAP_TYPE_EQUIREC"}return b}function lk(a){var b="ENVMAP_MODE_REFLECTION";if(a.envMap)switch(a.envMapMode){case 302:case 304:b="ENVMAP_MODE_REFRACTION"}return b}function mk(a){var b="ENVMAP_BLENDING_NONE";if(a.envMap)switch(a.combine){case 0:b="ENVMAP_BLENDING_MULTIPLY";break;case 1:b="ENVMAP_BLENDING_MIX";break;case 2:b="ENVMAP_BLENDING_ADD"}return b}function nk(a,b,c){var d=a.getContext(),e=c.defines,f=c.vertexShader,g=c.fragmentShader,h=jk(c),l=kk(c),n=lk(c),q=mk(c),
+p=0<a.gammaFactor?a.gammaFactor:1,k=c.isWebGL2?"":[c.extensionDerivatives||c.envMapCubeUV||c.bumpMap||c.tangentSpaceNormalMap||c.clearcoatNormalMap||c.flatShading||"physical"===c.shaderID?"#extension GL_OES_standard_derivatives : enable":"",(c.extensionFragDepth||c.logarithmicDepthBuffer)&&c.rendererExtensionFragDepth?"#extension GL_EXT_frag_depth : enable":"",c.extensionDrawBuffers&&c.rendererExtensionDrawBuffers?"#extension GL_EXT_draw_buffers : require":"",(c.extensionShaderTextureLOD||c.envMap)&&
+c.rendererExtensionShaderTextureLod?"#extension GL_EXT_shader_texture_lod : enable":""].filter(Id).join("\n"),t=ik(e),r=d.createProgram();c.isRawShaderMaterial?(e=[t].filter(Id).join("\n"),0<e.length&&(e+="\n"),h=[k,t].filter(Id).join("\n"),0<h.length&&(h+="\n")):(e=[Ph(c),"#define SHADER_NAME "+c.shaderName,t,c.instancing?"#define USE_INSTANCING":"",c.supportsVertexTextures?"#define VERTEX_TEXTURES":"","#define GAMMA_FACTOR "+p,"#define MAX_BONES "+c.maxBones,c.useFog&&c.fog?"#define USE_FOG":"",
+c.useFog&&c.fogExp2?"#define FOG_EXP2":"",c.map?"#define USE_MAP":"",c.envMap?"#define USE_ENVMAP":"",c.envMap?"#define "+n:"",c.lightMap?"#define USE_LIGHTMAP":"",c.aoMap?"#define USE_AOMAP":"",c.emissiveMap?"#define USE_EMISSIVEMAP":"",c.bumpMap?"#define USE_BUMPMAP":"",c.normalMap?"#define USE_NORMALMAP":"",c.normalMap&&c.objectSpaceNormalMap?"#define OBJECTSPACE_NORMALMAP":"",c.normalMap&&c.tangentSpaceNormalMap?"#define TANGENTSPACE_NORMALMAP":"",c.clearcoatMap?"#define USE_CLEARCOATMAP":"",
+c.clearcoatRoughnessMap?"#define USE_CLEARCOAT_ROUGHNESSMAP":"",c.clearcoatNormalMap?"#define USE_CLEARCOAT_NORMALMAP":"",c.displacementMap&&c.supportsVertexTextures?"#define USE_DISPLACEMENTMAP":"",c.specularMap?"#define USE_SPECULARMAP":"",c.roughnessMap?"#define USE_ROUGHNESSMAP":"",c.metalnessMap?"#define USE_METALNESSMAP":"",c.alphaMap?"#define USE_ALPHAMAP":"",c.vertexTangents?"#define USE_TANGENT":"",c.vertexColors?"#define USE_COLOR":"",c.vertexUvs?"#define USE_UV":"",c.uvsVertexOnly?"#define UVS_VERTEX_ONLY":
+"",c.flatShading?"#define FLAT_SHADED":"",c.skinning?"#define USE_SKINNING":"",c.useVertexTexture?"#define BONE_TEXTURE":"",c.morphTargets?"#define USE_MORPHTARGETS":"",c.morphNormals&&!1===c.flatShading?"#define USE_MORPHNORMALS":"",c.doubleSided?"#define DOUBLE_SIDED":"",c.flipSided?"#define FLIP_SIDED":"",c.shadowMapEnabled?"#define USE_SHADOWMAP":"",c.shadowMapEnabled?"#define "+h:"",c.sizeAttenuation?"#define USE_SIZEATTENUATION":"",c.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":"",c.logarithmicDepthBuffer&&
+c.rendererExtensionFragDepth?"#define USE_LOGDEPTHBUF_EXT":"","uniform mat4 modelMatrix;","uniform mat4 modelViewMatrix;","uniform mat4 projectionMatrix;","uniform mat4 viewMatrix;","uniform mat3 normalMatrix;","uniform vec3 cameraPosition;","uniform bool isOrthographic;","#ifdef USE_INSTANCING"," attribute mat4 instanceMatrix;","#endif","attribute vec3 position;","attribute vec3 normal;","attribute vec2 uv;","#ifdef USE_TANGENT","\tattribute vec4 tangent;","#endif","#ifdef USE_COLOR","\tattribute vec3 color;",
+"#endif","#ifdef USE_MORPHTARGETS","\tattribute vec3 morphTarget0;","\tattribute vec3 morphTarget1;","\tattribute vec3 morphTarget2;","\tattribute vec3 morphTarget3;","\t#ifdef USE_MORPHNORMALS","\t\tattribute vec3 morphNormal0;","\t\tattribute vec3 morphNormal1;","\t\tattribute vec3 morphNormal2;","\t\tattribute vec3 morphNormal3;","\t#else","\t\tattribute vec3 morphTarget4;","\t\tattribute vec3 morphTarget5;","\t\tattribute vec3 morphTarget6;","\t\tattribute vec3 morphTarget7;","\t#endif","#endif",
+"#ifdef USE_SKINNING","\tattribute vec4 skinIndex;","\tattribute vec4 skinWeight;","#endif","\n"].filter(Id).join("\n"),h=[k,Ph(c),"#define SHADER_NAME "+c.shaderName,t,c.alphaTest?"#define ALPHATEST "+c.alphaTest+(c.alphaTest%1?"":".0"):"","#define GAMMA_FACTOR "+p,c.useFog&&c.fog?"#define USE_FOG":"",c.useFog&&c.fogExp2?"#define FOG_EXP2":"",c.map?"#define USE_MAP":"",c.matcap?"#define USE_MATCAP":"",c.envMap?"#define USE_ENVMAP":"",c.envMap?"#define "+l:"",c.envMap?"#define "+n:"",c.envMap?"#define "+
+q:"",c.lightMap?"#define USE_LIGHTMAP":"",c.aoMap?"#define USE_AOMAP":"",c.emissiveMap?"#define USE_EMISSIVEMAP":"",c.bumpMap?"#define USE_BUMPMAP":"",c.normalMap?"#define USE_NORMALMAP":"",c.normalMap&&c.objectSpaceNormalMap?"#define OBJECTSPACE_NORMALMAP":"",c.normalMap&&c.tangentSpaceNormalMap?"#define TANGENTSPACE_NORMALMAP":"",c.clearcoatMap?"#define USE_CLEARCOATMAP":"",c.clearcoatRoughnessMap?"#define USE_CLEARCOAT_ROUGHNESSMAP":"",c.clearcoatNormalMap?"#define USE_CLEARCOAT_NORMALMAP":"",
+c.specularMap?"#define USE_SPECULARMAP":"",c.roughnessMap?"#define USE_ROUGHNESSMAP":"",c.metalnessMap?"#define USE_METALNESSMAP":"",c.alphaMap?"#define USE_ALPHAMAP":"",c.sheen?"#define USE_SHEEN":"",c.vertexTangents?"#define USE_TANGENT":"",c.vertexColors?"#define USE_COLOR":"",c.vertexUvs?"#define USE_UV":"",c.uvsVertexOnly?"#define UVS_VERTEX_ONLY":"",c.gradientMap?"#define USE_GRADIENTMAP":"",c.flatShading?"#define FLAT_SHADED":"",c.doubleSided?"#define DOUBLE_SIDED":"",c.flipSided?"#define FLIP_SIDED":
+"",c.shadowMapEnabled?"#define USE_SHADOWMAP":"",c.shadowMapEnabled?"#define "+h:"",c.premultipliedAlpha?"#define PREMULTIPLIED_ALPHA":"",c.physicallyCorrectLights?"#define PHYSICALLY_CORRECT_LIGHTS":"",c.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":"",c.logarithmicDepthBuffer&&c.rendererExtensionFragDepth?"#define USE_LOGDEPTHBUF_EXT":"",(c.extensionShaderTextureLOD||c.envMap)&&c.rendererExtensionShaderTextureLod?"#define TEXTURE_LOD_EXT":"","uniform mat4 viewMatrix;","uniform vec3 cameraPosition;",
+"uniform bool isOrthographic;",0!==c.toneMapping?"#define TONE_MAPPING":"",0!==c.toneMapping?N.tonemapping_pars_fragment:"",0!==c.toneMapping?hk("toneMapping",c.toneMapping):"",c.dithering?"#define DITHERING":"",N.encodings_pars_fragment,c.map?Hd("mapTexelToLinear",c.mapEncoding):"",c.matcap?Hd("matcapTexelToLinear",c.matcapEncoding):"",c.envMap?Hd("envMapTexelToLinear",c.envMapEncoding):"",c.emissiveMap?Hd("emissiveMapTexelToLinear",c.emissiveMapEncoding):"",c.lightMap?Hd("lightMapTexelToLinear",
+c.lightMapEncoding):"",gk("linearToOutputTexel",c.outputEncoding),c.depthPacking?"#define DEPTH_PACKING "+c.depthPacking:"","\n"].filter(Id).join("\n"));f=f.replace(kg,jg);f=Mh(f,c);f=Nh(f,c);g=g.replace(kg,jg);g=Mh(g,c);g=Nh(g,c);f=f.replace(Qh,lg).replace(Rh,Oh);g=g.replace(Qh,lg).replace(Rh,Oh);c.isWebGL2&&!c.isRawShaderMaterial&&(l=!1,n=/^\s*#version\s+300\s+es\s*\n/,c.isShaderMaterial&&null!==f.match(n)&&null!==g.match(n)&&(l=!0,f=f.replace(n,""),g=g.replace(n,"")),e="#version 300 es\n\n#define attribute in\n#define varying out\n#define texture2D texture\n"+
+e,h=["#version 300 es\n\n#define varying in",l?"":"out highp vec4 pc_fragColor;",l?"":"#define gl_FragColor pc_fragColor","#define gl_FragDepthEXT gl_FragDepth\n#define texture2D texture\n#define textureCube texture\n#define texture2DProj textureProj\n#define texture2DLodEXT textureLod\n#define texture2DProjLodEXT textureProjLod\n#define textureCubeLodEXT textureLod\n#define texture2DGradEXT textureGrad\n#define texture2DProjGradEXT textureProjGrad\n#define textureCubeGradEXT textureGrad"].join("\n")+
 "\n"+h);g=h+g;f=Jh(d,35633,e+f);g=Jh(d,35632,g);d.attachShader(r,f);d.attachShader(r,g);void 0!==c.index0AttributeName?d.bindAttribLocation(r,0,c.index0AttributeName):!0===c.morphTargets&&d.bindAttribLocation(r,0,"position");d.linkProgram(r);if(a.debug.checkShaderErrors){a=d.getProgramInfoLog(r).trim();l=d.getShaderInfoLog(f).trim();n=d.getShaderInfoLog(g).trim();p=q=!0;if(!1===d.getProgramParameter(r,35714))q=!1,k=Lh(d,f,"vertex"),t=Lh(d,g,"fragment"),console.error("THREE.WebGLProgram: shader error: ",
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build/three.module.js

@@ -587,10 +587,10 @@ const MathUtils = {
  * @author zz85 / http://www.lab4games.net/zz85/blog
  */
 
-function Vector2( x, y ) {
+function Vector2( x = 0, y = 0 ) {
 
-	this.x = x || 0;
-	this.y = y || 0;
+	this.x = x;
+	this.y = y;
 
 }
 
@@ -1827,12 +1827,12 @@ Object.defineProperty( Texture.prototype, "needsUpdate", {
  * @author WestLangley / http://github.com/WestLangley
  */
 
-function Vector4( x, y, z, w ) {
+function Vector4( x = 0, y = 0, z = 0, w = 1 ) {
 
-	this.x = x || 0;
-	this.y = y || 0;
-	this.z = z || 0;
-	this.w = ( w !== undefined ) ? w : 1;
+	this.x = x;
+	this.y = y;
+	this.z = z;
+	this.w = w;
 
 }
 
@@ -2619,12 +2619,12 @@ WebGLMultisampleRenderTarget.prototype = Object.assign( Object.create( WebGLRend
  * @author bhouston / http://clara.io
  */
 
-function Quaternion( x, y, z, w ) {
+function Quaternion( x = 0, y = 0, z = 0, w = 1 ) {
 
-	this._x = x || 0;
-	this._y = y || 0;
-	this._z = z || 0;
-	this._w = ( w !== undefined ) ? w : 1;
+	this._x = x;
+	this._y = y;
+	this._z = z;
+	this._w = w;
 
 }
 
@@ -3292,11 +3292,11 @@ Object.assign( Quaternion.prototype, {
 const _vector = new Vector3();
 const _quaternion = new Quaternion();
 
-function Vector3( x, y, z ) {
+function Vector3( x = 0, y = 0, z = 0 ) {
 
-	this.x = x || 0;
-	this.y = y || 0;
-	this.z = z || 0;
+	this.x = x;
+	this.y = y;
+	this.z = z;
 
 }
 
@@ -4908,12 +4908,12 @@ Object.assign( Matrix4.prototype, {
 const _matrix = new Matrix4();
 const _quaternion$1 = new Quaternion();
 
-function Euler( x, y, z, order ) {
+function Euler( x = 0, y = 0, z = 0, order = Euler.DefaultOrder ) {
 
-	this._x = x || 0;
-	this._y = y || 0;
-	this._z = z || 0;
-	this._order = order || Euler.DefaultOrder;
+	this._x = x;
+	this._y = y;
+	this._z = z;
+	this._order = order;
 
 }