ソースを参照

Updated builds.

Mr.doob 7 年 前
コミット
9b938861f0
3 ファイル変更46 行追加102 行削除
  1. 6 34
      build/three.js
  2. 34 34
      build/three.min.js
  3. 6 34
      build/three.module.js

+ 6 - 34
build/three.js

@@ -40125,47 +40125,19 @@
 
 		isInstancedBufferGeometry: true,
 
-		addGroup: function ( start, count, materialIndex ) {
-
-			this.groups.push( {
-
-				start: start,
-				count: count,
-				materialIndex: materialIndex
-
-			} );
-
-		},
-
 		copy: function ( source ) {
 
-			var index = source.index;
-
-			if ( index !== null ) {
-
-				this.setIndex( index.clone() );
-
-			}
-
-			var attributes = source.attributes;
-
-			for ( var name in attributes ) {
-
-				var attribute = attributes[ name ];
-				this.addAttribute( name, attribute.clone() );
-
-			}
+			BufferGeometry.prototype.copy.call( this, source );
 
-			var groups = source.groups;
+			this.maxInstancedCount = source.maxInstancedCount;
 
-			for ( var i = 0, l = groups.length; i < l; i ++ ) {
+			return this;
 
-				var group = groups[ i ];
-				this.addGroup( group.start, group.count, group.materialIndex );
+		},
 
-			}
+		clone: function () {
 
-			return this;
+			return new this.constructor().copy( this );
 
 		}
 

+ 34 - 34
build/three.min.js

@@ -787,40 +787,40 @@ c.__cacheIndex=b,a[b]=c);return c},_takeBackControlInterpolant:function(a){var b
 null===c&&(c=f._clip)}if(null===c)return null;b=new Xe(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?Ba.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},getRoot:function(){return this._root},uncacheClip:function(a){var b=this._actions;a=a.uuid;var c=this._actionsByClip,d=c[a];if(void 0!==d){for(var d=d.knownActions,e=0,f=d.length;e!==f;++e){var g=d[e];this._deactivateAction(g);
 var h=g._cacheIndex,k=b[b.length-1];g._cacheIndex=null;g._byClipCacheIndex=null;k._cacheIndex=h;b[h]=k;b.pop();this._removeInactiveBindingsForAction(g)}delete c[a]}},uncacheRoot:function(a){a=a.uuid;var b=this._actionsByClip;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))}});Id.prototype.clone=function(){return new Id(void 0===this.value.clone?this.value:this.value.clone())};me.prototype=Object.assign(Object.create(E.prototype),{constructor:me,isInstancedBufferGeometry:!0,addGroup:function(a,b,c){this.groups.push({start:a,count:b,materialIndex:c})},copy:function(a){var b=a.index;null!==b&&this.setIndex(b.clone());var b=a.attributes;for(c in b)this.addAttribute(c,b[c].clone());a=a.groups;var c=0;
-for(b=a.length;c<b;c++){var d=a[c];this.addGroup(d.start,d.count,d.materialIndex)}return this}});Object.defineProperties(ne.prototype,{count:{get:function(){return this.data.count}},array:{get:function(){return this.data.array}}});Object.assign(ne.prototype,{isInterleavedBufferAttribute:!0,setX:function(a,b){this.data.array[a*this.data.stride+this.offset]=b;return this},setY:function(a,b){this.data.array[a*this.data.stride+this.offset+1]=b;return this},setZ:function(a,b){this.data.array[a*this.data.stride+
-this.offset+2]=b;return this},setW:function(a,b){this.data.array[a*this.data.stride+this.offset+3]=b;return this},getX:function(a){return this.data.array[a*this.data.stride+this.offset]},getY:function(a){return this.data.array[a*this.data.stride+this.offset+1]},getZ:function(a){return this.data.array[a*this.data.stride+this.offset+2]},getW:function(a){return this.data.array[a*this.data.stride+this.offset+3]},setXY:function(a,b,c){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+
-1]=c;return this},setXYZ:function(a,b,c,d){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+1]=c;this.data.array[a+2]=d;return this},setXYZW:function(a,b,c,d,e){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+1]=c;this.data.array[a+2]=d;this.data.array[a+3]=e;return this}});Object.defineProperty(ic.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.assign(ic.prototype,{isInterleavedBuffer:!0,setArray:function(a){if(Array.isArray(a))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");
-this.count=void 0!==a?a.length/this.stride:0;this.array=a},setDynamic:function(a){this.dynamic=a;return this},copy:function(a){this.array=new a.array.constructor(a.array);this.count=a.count;this.stride=a.stride;this.dynamic=a.dynamic;return this},copyAt:function(a,b,c){a*=this.stride;c*=b.stride;for(var d=0,e=this.stride;d<e;d++)this.array[a+d]=b.array[c+d];return this},set:function(a,b){void 0===b&&(b=0);this.array.set(a,b);return this},clone:function(){return(new this.constructor).copy(this)},onUpload:function(a){this.onUploadCallback=
-a;return this}});oe.prototype=Object.assign(Object.create(ic.prototype),{constructor:oe,isInstancedInterleavedBuffer:!0,copy:function(a){ic.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this}});pe.prototype=Object.assign(Object.create(Q.prototype),{constructor:pe,isInstancedBufferAttribute:!0,copy:function(a){Q.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this}});Object.assign(Ze.prototype,{linePrecision:1,set:function(a,b){this.ray.set(a,
-b)},setFromCamera:function(a,b){b&&b.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(b.matrixWorld),this.ray.direction.set(a.x,a.y,.5).unproject(b).sub(this.ray.origin).normalize()):b&&b.isOrthographicCamera?(this.ray.origin.set(a.x,a.y,(b.near+b.far)/(b.near-b.far)).unproject(b),this.ray.direction.set(0,0,-1).transformDirection(b.matrixWorld)):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(a,b){var c=[];qe(a,this,c,b);c.sort($e);return c},intersectObjects:function(a,
-b){var c=[];if(!1===Array.isArray(a))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),c;for(var d=0,e=a.length;d<e;d++)qe(a[d],this,c,b);c.sort($e);return c}});Object.assign(af.prototype,{start:function(){this.oldTime=this.startTime=("undefined"===typeof performance?Date:performance).now();this.elapsedTime=0;this.running=!0},stop:function(){this.getElapsedTime();this.autoStart=this.running=!1},getElapsedTime:function(){this.getDelta();return this.elapsedTime},getDelta:function(){var a=
-0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var b=("undefined"===typeof performance?Date:performance).now(),a=(b-this.oldTime)/1E3;this.oldTime=b;this.elapsedTime+=a}return a}});Object.assign(bf.prototype,{set:function(a,b,c){this.radius=a;this.phi=b;this.theta=c;return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.radius=a.radius;this.phi=a.phi;this.theta=a.theta;return this},makeSafe:function(){this.phi=Math.max(1E-6,Math.min(Math.PI-
-1E-6,this.phi));return this},setFromVector3:function(a){this.radius=a.length();0===this.radius?this.phi=this.theta=0:(this.theta=Math.atan2(a.x,a.z),this.phi=Math.acos(R.clamp(a.y/this.radius,-1,1)));return this}});Object.assign(cf.prototype,{set:function(a,b,c){this.radius=a;this.theta=b;this.y=c;return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.radius=a.radius;this.theta=a.theta;this.y=a.y;return this},setFromVector3:function(a){this.radius=Math.sqrt(a.x*
-a.x+a.z*a.z);this.theta=Math.atan2(a.x,a.z);this.y=a.y;return this}});Zc.prototype=Object.create(z.prototype);Zc.prototype.constructor=Zc;Zc.prototype.isImmediateRenderObject=!0;$c.prototype=Object.create(T.prototype);$c.prototype.constructor=$c;$c.prototype.update=function(){var a=new p,b=new p,c=new qa;return function(){var d,e=["a","b","c"];this.object.updateMatrixWorld(!0);c.getNormalMatrix(this.object.matrixWorld);var f=this.object.matrixWorld,g=this.geometry.attributes.position;if((d=this.object.geometry)&&
-d.isGeometry)for(var h=d.vertices,k=d.faces,l=d=0,m=k.length;l<m;l++)for(var n=k[l],p=0,r=n.vertexNormals.length;p<r;p++){var t=n.vertexNormals[p];a.copy(h[n[e[p]]]).applyMatrix4(f);b.copy(t).applyMatrix3(c).normalize().multiplyScalar(this.size).add(a);g.setXYZ(d,a.x,a.y,a.z);d+=1;g.setXYZ(d,b.x,b.y,b.z);d+=1}else if(d&&d.isBufferGeometry)for(e=d.attributes.position,h=d.attributes.normal,p=d=0,r=e.count;p<r;p++)a.set(e.getX(p),e.getY(p),e.getZ(p)).applyMatrix4(f),b.set(h.getX(p),h.getY(p),h.getZ(p)),
-b.applyMatrix3(c).normalize().multiplyScalar(this.size).add(a),g.setXYZ(d,a.x,a.y,a.z),d+=1,g.setXYZ(d,b.x,b.y,b.z),d+=1;g.needsUpdate=!0}}();jc.prototype=Object.create(z.prototype);jc.prototype.constructor=jc;jc.prototype.dispose=function(){this.cone.geometry.dispose();this.cone.material.dispose()};jc.prototype.update=function(){var a=new p,b=new p;return function(){this.light.updateMatrixWorld();var c=this.light.distance?this.light.distance:1E3,d=c*Math.tan(this.light.angle);this.cone.scale.set(d,
-d,c);a.setFromMatrixPosition(this.light.matrixWorld);b.setFromMatrixPosition(this.light.target.matrixWorld);this.cone.lookAt(b.sub(a));void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}();kc.prototype=Object.create(T.prototype);kc.prototype.constructor=kc;kc.prototype.updateMatrixWorld=function(){var a=new p,b=new K,c=new K;return function(d){var e=this.bones,f=this.geometry,g=f.getAttribute("position");c.getInverse(this.root.matrixWorld);
-for(var h=0,k=0;h<e.length;h++){var l=e[h];l.parent&&l.parent.isBone&&(b.multiplyMatrices(c,l.matrixWorld),a.setFromMatrixPosition(b),g.setXYZ(k,a.x,a.y,a.z),b.multiplyMatrices(c,l.parent.matrixWorld),a.setFromMatrixPosition(b),g.setXYZ(k+1,a.x,a.y,a.z),k+=2)}f.getAttribute("position").needsUpdate=!0;z.prototype.updateMatrixWorld.call(this,d)}}();lc.prototype=Object.create(ca.prototype);lc.prototype.constructor=lc;lc.prototype.dispose=function(){this.geometry.dispose();this.material.dispose()};lc.prototype.update=
-function(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)};mc.prototype=Object.create(z.prototype);mc.prototype.constructor=mc;mc.prototype.dispose=function(){this.children[0].geometry.dispose();this.children[0].material.dispose()};mc.prototype.update=function(){var a=.5*this.light.width,b=.5*this.light.height,c=this.line.geometry.attributes.position,d=c.array;d[0]=a;d[1]=-b;d[2]=0;d[3]=a;d[4]=b;d[5]=0;d[6]=-a;d[7]=b;d[8]=0;d[9]=-a;d[10]=-b;d[11]=
-0;d[12]=a;d[13]=-b;d[14]=0;c.needsUpdate=!0;void 0!==this.color?this.line.material.color.set(this.color):this.line.material.color.copy(this.light.color)};nc.prototype=Object.create(z.prototype);nc.prototype.constructor=nc;nc.prototype.dispose=function(){this.children[0].geometry.dispose();this.children[0].material.dispose()};nc.prototype.update=function(){var a=new p,b=new H,c=new H;return function(){var d=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{var e=d.geometry.getAttribute("color");
-b.copy(this.light.color);c.copy(this.light.groundColor);for(var f=0,g=e.count;f<g;f++){var h=f<g/2?b:c;e.setXYZ(f,h.r,h.g,h.b)}e.needsUpdate=!0}d.lookAt(a.setFromMatrixPosition(this.light.matrixWorld).negate())}}();ad.prototype=Object.create(T.prototype);ad.prototype.constructor=ad;Jd.prototype=Object.create(T.prototype);Jd.prototype.constructor=Jd;bd.prototype=Object.create(T.prototype);bd.prototype.constructor=bd;bd.prototype.update=function(){var a=new p,b=new p,c=new qa;return function(){this.object.updateMatrixWorld(!0);
-c.getNormalMatrix(this.object.matrixWorld);for(var d=this.object.matrixWorld,e=this.geometry.attributes.position,f=this.object.geometry,g=f.vertices,f=f.faces,h=0,k=0,l=f.length;k<l;k++){var m=f[k],n=m.normal;a.copy(g[m.a]).add(g[m.b]).add(g[m.c]).divideScalar(3).applyMatrix4(d);b.copy(n).applyMatrix3(c).normalize().multiplyScalar(this.size).add(a);e.setXYZ(h,a.x,a.y,a.z);h+=1;e.setXYZ(h,b.x,b.y,b.z);h+=1}e.needsUpdate=!0}}();oc.prototype=Object.create(z.prototype);oc.prototype.constructor=oc;oc.prototype.dispose=
-function(){this.lightPlane.geometry.dispose();this.lightPlane.material.dispose();this.targetLine.geometry.dispose();this.targetLine.material.dispose()};oc.prototype.update=function(){var a=new p,b=new p,c=new p;return function(){a.setFromMatrixPosition(this.light.matrixWorld);b.setFromMatrixPosition(this.light.target.matrixWorld);c.subVectors(b,a);this.lightPlane.lookAt(c);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(c);this.targetLine.scale.z=c.length()}}();cd.prototype=Object.create(T.prototype);cd.prototype.constructor=cd;cd.prototype.update=function(){function a(a,g,h,k){d.set(g,h,k).unproject(e);a=c[a];if(void 0!==a)for(g=b.getAttribute("position"),h=0,k=a.length;h<k;h++)g.setXYZ(a[h],d.x,d.y,d.z)}var b,c,d=new p,e=new Ma;return function(){b=this.geometry;c=this.pointMap;e.projectionMatrix.copy(this.camera.projectionMatrix);a("c",
-0,0,-1);a("t",0,0,1);a("n1",-1,-1,-1);a("n2",1,-1,-1);a("n3",-1,1,-1);a("n4",1,1,-1);a("f1",-1,-1,1);a("f2",1,-1,1);a("f3",-1,1,1);a("f4",1,1,1);a("u1",.7,1.1,-1);a("u2",-.7,1.1,-1);a("u3",0,2,-1);a("cf1",-1,0,1);a("cf2",1,0,1);a("cf3",0,-1,1);a("cf4",0,1,1);a("cn1",-1,0,-1);a("cn2",1,0,-1);a("cn3",0,-1,-1);a("cn4",0,1,-1);b.getAttribute("position").needsUpdate=!0}}();zb.prototype=Object.create(T.prototype);zb.prototype.constructor=zb;zb.prototype.update=function(){var a=new Pa;return function(b){void 0!==
-b&&console.warn("THREE.BoxHelper: .update() has no longer arguments.");void 0!==this.object&&a.setFromObject(this.object);if(!a.isEmpty()){b=a.min;var c=a.max,d=this.geometry.attributes.position,e=d.array;e[0]=c.x;e[1]=c.y;e[2]=c.z;e[3]=b.x;e[4]=c.y;e[5]=c.z;e[6]=b.x;e[7]=b.y;e[8]=c.z;e[9]=c.x;e[10]=b.y;e[11]=c.z;e[12]=c.x;e[13]=c.y;e[14]=b.z;e[15]=b.x;e[16]=c.y;e[17]=b.z;e[18]=b.x;e[19]=b.y;e[20]=b.z;e[21]=c.x;e[22]=b.y;e[23]=b.z;d.needsUpdate=!0;this.geometry.computeBoundingSphere()}}}();zb.prototype.setFromObject=
-function(a){this.object=a;this.update();return this};dd.prototype=Object.create(T.prototype);dd.prototype.constructor=dd;dd.prototype.updateMatrixWorld=function(a){var b=this.box;b.isEmpty()||(b.getCenter(this.position),b.getSize(this.scale),this.scale.multiplyScalar(.5),z.prototype.updateMatrixWorld.call(this,a))};ed.prototype=Object.create(ua.prototype);ed.prototype.constructor=ed;ed.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.lookAt(this.plane.normal);z.prototype.updateMatrixWorld.call(this,a)};var Kd,re;Ab.prototype=Object.create(z.prototype);Ab.prototype.constructor=Ab;Ab.prototype.setDirection=function(){var a=new p,b;return function(c){.99999<c.y?this.quaternion.set(0,0,0,1):-.99999>c.y?this.quaternion.set(1,0,0,0):(a.set(c.z,0,-c.x).normalize(),b=Math.acos(c.y),this.quaternion.setFromAxisAngle(a,b))}}();Ab.prototype.setLength=function(a,b,c){void 0===b&&(b=.2*a);void 0===c&&(c=.2*b);
-this.line.scale.set(1,Math.max(0,a-b),1);this.line.updateMatrix();this.cone.scale.set(c,b,c);this.cone.position.y=a;this.cone.updateMatrix()};Ab.prototype.setColor=function(a){this.line.material.color.copy(a);this.cone.material.color.copy(a)};Ld.prototype=Object.create(T.prototype);Ld.prototype.constructor=Ld;var Od=new p,ve=new se,we=new se,xe=new se;Ja.prototype=Object.create(pa.prototype);Ja.prototype.constructor=Ja;Ja.prototype.getPoint=function(a){var b=this.points,c=b.length;a*=c-(this.closed?
-0:1);var d=Math.floor(a);a-=d;this.closed?d+=0<d?0:(Math.floor(Math.abs(d)/b.length)+1)*b.length:0===a&&d===c-1&&(d=c-2,a=1);if(this.closed||0<d)var e=b[(d-1)%c];else Od.subVectors(b[0],b[1]).add(b[0]),e=Od;var f=b[d%c];var g=b[(d+1)%c];this.closed||d+2<c?b=b[(d+2)%c]:(Od.subVectors(b[c-1],b[c-2]).add(b[c-1]),b=Od);if(void 0===this.type||"centripetal"===this.type||"chordal"===this.type){var h="chordal"===this.type?.5:.25,c=Math.pow(e.distanceToSquared(f),h),d=Math.pow(f.distanceToSquared(g),h),h=
-Math.pow(g.distanceToSquared(b),h);1E-4>d&&(d=1);1E-4>c&&(c=d);1E-4>h&&(h=d);ve.initNonuniformCatmullRom(e.x,f.x,g.x,b.x,c,d,h);we.initNonuniformCatmullRom(e.y,f.y,g.y,b.y,c,d,h);xe.initNonuniformCatmullRom(e.z,f.z,g.z,b.z,c,d,h)}else"catmullrom"===this.type&&(c=void 0!==this.tension?this.tension:.5,ve.initCatmullRom(e.x,f.x,g.x,b.x,c),we.initCatmullRom(e.y,f.y,g.y,b.y,c),xe.initCatmullRom(e.z,f.z,g.z,b.z,c));return new p(ve.calc(a),we.calc(a),xe.calc(a))};fd.prototype=Object.create(pa.prototype);
-fd.prototype.constructor=fd;fd.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2,e=this.v3;return new p(wb(a,b.x,c.x,d.x,e.x),wb(a,b.y,c.y,d.y,e.y),wb(a,b.z,c.z,d.z,e.z))};gd.prototype=Object.create(pa.prototype);gd.prototype.constructor=gd;gd.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2;return new p(vb(a,b.x,c.x,d.x),vb(a,b.y,c.y,d.y),vb(a,b.z,c.z,d.z))};hd.prototype=Object.create(pa.prototype);hd.prototype.constructor=hd;hd.prototype.getPoint=function(a){if(1===
-a)return this.v2.clone();var b=new p;b.subVectors(this.v2,this.v1);b.multiplyScalar(a);b.add(this.v1);return b};Md.prototype=Object.create(Ua.prototype);Md.prototype.constructor=Md;pa.create=function(a,b){console.log("THREE.Curve.create() has been deprecated");a.prototype=Object.create(pa.prototype);a.prototype.constructor=a;a.prototype.getPoint=b;return a};ef.prototype=Object.create(Ja.prototype);ff.prototype=Object.create(Ja.prototype);te.prototype=Object.create(Ja.prototype);Object.assign(te.prototype,
-{initFromArray:function(){console.error("THREE.Spline: .initFromArray() has been removed.")},getControlPointsArray:function(){console.error("THREE.Spline: .getControlPointsArray() has been removed.")},reparametrizeByArcLength:function(){console.error("THREE.Spline: .reparametrizeByArcLength() has been removed.")}});ad.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")};kc.prototype.update=function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")};
-Object.assign(jd.prototype,{center:function(a){console.warn("THREE.Box2: .center() has been renamed to .getCenter().");return this.getCenter(a)},empty:function(){console.warn("THREE.Box2: .empty() has been renamed to .isEmpty().");return this.isEmpty()},isIntersectionBox:function(a){console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox().");return this.intersectsBox(a)},size:function(a){console.warn("THREE.Box2: .size() has been renamed to .getSize().");return this.getSize(a)}});
-Object.assign(Pa.prototype,{center:function(a){console.warn("THREE.Box3: .center() has been renamed to .getCenter().");return this.getCenter(a)},empty:function(){console.warn("THREE.Box3: .empty() has been renamed to .isEmpty().");return this.isEmpty()},isIntersectionBox:function(a){console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox().");return this.intersectsBox(a)},isIntersectionSphere:function(a){console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere().");
-return this.intersectsSphere(a)},size:function(a){console.warn("THREE.Box3: .size() has been renamed to .getSize().");return this.getSize(a)}});Gb.prototype.center=function(a){console.warn("THREE.Line3: .center() has been renamed to .getCenter().");return this.getCenter(a)};R.random16=function(){console.warn("THREE.Math.random16() has been deprecated. Use Math.random() instead.");return Math.random()};Object.assign(qa.prototype,{flattenToArrayOffset:function(a,b){console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.");
+b);null!==a&&(this._deactivateAction(a),this._removeInactiveAction(a))}});Id.prototype.clone=function(){return new Id(void 0===this.value.clone?this.value:this.value.clone())};me.prototype=Object.assign(Object.create(E.prototype),{constructor:me,isInstancedBufferGeometry:!0,copy:function(a){E.prototype.copy.call(this,a);this.maxInstancedCount=a.maxInstancedCount;return this},clone:function(){return(new this.constructor).copy(this)}});Object.defineProperties(ne.prototype,{count:{get:function(){return this.data.count}},
+array:{get:function(){return this.data.array}}});Object.assign(ne.prototype,{isInterleavedBufferAttribute:!0,setX:function(a,b){this.data.array[a*this.data.stride+this.offset]=b;return this},setY:function(a,b){this.data.array[a*this.data.stride+this.offset+1]=b;return this},setZ:function(a,b){this.data.array[a*this.data.stride+this.offset+2]=b;return this},setW:function(a,b){this.data.array[a*this.data.stride+this.offset+3]=b;return this},getX:function(a){return this.data.array[a*this.data.stride+
+this.offset]},getY:function(a){return this.data.array[a*this.data.stride+this.offset+1]},getZ:function(a){return this.data.array[a*this.data.stride+this.offset+2]},getW:function(a){return this.data.array[a*this.data.stride+this.offset+3]},setXY:function(a,b,c){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+1]=c;return this},setXYZ:function(a,b,c,d){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+1]=c;this.data.array[a+2]=d;return this},setXYZW:function(a,
+b,c,d,e){a=a*this.data.stride+this.offset;this.data.array[a+0]=b;this.data.array[a+1]=c;this.data.array[a+2]=d;this.data.array[a+3]=e;return this}});Object.defineProperty(ic.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.assign(ic.prototype,{isInterleavedBuffer:!0,setArray:function(a){if(Array.isArray(a))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.count=void 0!==a?a.length/this.stride:0;this.array=a},setDynamic:function(a){this.dynamic=
+a;return this},copy:function(a){this.array=new a.array.constructor(a.array);this.count=a.count;this.stride=a.stride;this.dynamic=a.dynamic;return this},copyAt:function(a,b,c){a*=this.stride;c*=b.stride;for(var d=0,e=this.stride;d<e;d++)this.array[a+d]=b.array[c+d];return this},set:function(a,b){void 0===b&&(b=0);this.array.set(a,b);return this},clone:function(){return(new this.constructor).copy(this)},onUpload:function(a){this.onUploadCallback=a;return this}});oe.prototype=Object.assign(Object.create(ic.prototype),
+{constructor:oe,isInstancedInterleavedBuffer:!0,copy:function(a){ic.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this}});pe.prototype=Object.assign(Object.create(Q.prototype),{constructor:pe,isInstancedBufferAttribute:!0,copy:function(a){Q.prototype.copy.call(this,a);this.meshPerAttribute=a.meshPerAttribute;return this}});Object.assign(Ze.prototype,{linePrecision:1,set:function(a,b){this.ray.set(a,b)},setFromCamera:function(a,b){b&&b.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(b.matrixWorld),
+this.ray.direction.set(a.x,a.y,.5).unproject(b).sub(this.ray.origin).normalize()):b&&b.isOrthographicCamera?(this.ray.origin.set(a.x,a.y,(b.near+b.far)/(b.near-b.far)).unproject(b),this.ray.direction.set(0,0,-1).transformDirection(b.matrixWorld)):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(a,b){var c=[];qe(a,this,c,b);c.sort($e);return c},intersectObjects:function(a,b){var c=[];if(!1===Array.isArray(a))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),
+c;for(var d=0,e=a.length;d<e;d++)qe(a[d],this,c,b);c.sort($e);return c}});Object.assign(af.prototype,{start:function(){this.oldTime=this.startTime=("undefined"===typeof performance?Date:performance).now();this.elapsedTime=0;this.running=!0},stop:function(){this.getElapsedTime();this.autoStart=this.running=!1},getElapsedTime:function(){this.getDelta();return this.elapsedTime},getDelta:function(){var a=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var b=("undefined"===typeof performance?
+Date:performance).now(),a=(b-this.oldTime)/1E3;this.oldTime=b;this.elapsedTime+=a}return a}});Object.assign(bf.prototype,{set:function(a,b,c){this.radius=a;this.phi=b;this.theta=c;return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.radius=a.radius;this.phi=a.phi;this.theta=a.theta;return this},makeSafe:function(){this.phi=Math.max(1E-6,Math.min(Math.PI-1E-6,this.phi));return this},setFromVector3:function(a){this.radius=a.length();0===this.radius?this.phi=this.theta=
+0:(this.theta=Math.atan2(a.x,a.z),this.phi=Math.acos(R.clamp(a.y/this.radius,-1,1)));return this}});Object.assign(cf.prototype,{set:function(a,b,c){this.radius=a;this.theta=b;this.y=c;return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.radius=a.radius;this.theta=a.theta;this.y=a.y;return this},setFromVector3:function(a){this.radius=Math.sqrt(a.x*a.x+a.z*a.z);this.theta=Math.atan2(a.x,a.z);this.y=a.y;return this}});Zc.prototype=Object.create(z.prototype);Zc.prototype.constructor=
+Zc;Zc.prototype.isImmediateRenderObject=!0;$c.prototype=Object.create(T.prototype);$c.prototype.constructor=$c;$c.prototype.update=function(){var a=new p,b=new p,c=new qa;return function(){var d,e=["a","b","c"];this.object.updateMatrixWorld(!0);c.getNormalMatrix(this.object.matrixWorld);var f=this.object.matrixWorld,g=this.geometry.attributes.position;if((d=this.object.geometry)&&d.isGeometry)for(var h=d.vertices,k=d.faces,l=d=0,m=k.length;l<m;l++)for(var n=k[l],p=0,r=n.vertexNormals.length;p<r;p++){var t=
+n.vertexNormals[p];a.copy(h[n[e[p]]]).applyMatrix4(f);b.copy(t).applyMatrix3(c).normalize().multiplyScalar(this.size).add(a);g.setXYZ(d,a.x,a.y,a.z);d+=1;g.setXYZ(d,b.x,b.y,b.z);d+=1}else if(d&&d.isBufferGeometry)for(e=d.attributes.position,h=d.attributes.normal,p=d=0,r=e.count;p<r;p++)a.set(e.getX(p),e.getY(p),e.getZ(p)).applyMatrix4(f),b.set(h.getX(p),h.getY(p),h.getZ(p)),b.applyMatrix3(c).normalize().multiplyScalar(this.size).add(a),g.setXYZ(d,a.x,a.y,a.z),d+=1,g.setXYZ(d,b.x,b.y,b.z),d+=1;g.needsUpdate=
+!0}}();jc.prototype=Object.create(z.prototype);jc.prototype.constructor=jc;jc.prototype.dispose=function(){this.cone.geometry.dispose();this.cone.material.dispose()};jc.prototype.update=function(){var a=new p,b=new p;return function(){this.light.updateMatrixWorld();var c=this.light.distance?this.light.distance:1E3,d=c*Math.tan(this.light.angle);this.cone.scale.set(d,d,c);a.setFromMatrixPosition(this.light.matrixWorld);b.setFromMatrixPosition(this.light.target.matrixWorld);this.cone.lookAt(b.sub(a));
+void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}();kc.prototype=Object.create(T.prototype);kc.prototype.constructor=kc;kc.prototype.updateMatrixWorld=function(){var a=new p,b=new K,c=new K;return function(d){var e=this.bones,f=this.geometry,g=f.getAttribute("position");c.getInverse(this.root.matrixWorld);for(var h=0,k=0;h<e.length;h++){var l=e[h];l.parent&&l.parent.isBone&&(b.multiplyMatrices(c,l.matrixWorld),a.setFromMatrixPosition(b),
+g.setXYZ(k,a.x,a.y,a.z),b.multiplyMatrices(c,l.parent.matrixWorld),a.setFromMatrixPosition(b),g.setXYZ(k+1,a.x,a.y,a.z),k+=2)}f.getAttribute("position").needsUpdate=!0;z.prototype.updateMatrixWorld.call(this,d)}}();lc.prototype=Object.create(ca.prototype);lc.prototype.constructor=lc;lc.prototype.dispose=function(){this.geometry.dispose();this.material.dispose()};lc.prototype.update=function(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)};mc.prototype=
+Object.create(z.prototype);mc.prototype.constructor=mc;mc.prototype.dispose=function(){this.children[0].geometry.dispose();this.children[0].material.dispose()};mc.prototype.update=function(){var a=.5*this.light.width,b=.5*this.light.height,c=this.line.geometry.attributes.position,d=c.array;d[0]=a;d[1]=-b;d[2]=0;d[3]=a;d[4]=b;d[5]=0;d[6]=-a;d[7]=b;d[8]=0;d[9]=-a;d[10]=-b;d[11]=0;d[12]=a;d[13]=-b;d[14]=0;c.needsUpdate=!0;void 0!==this.color?this.line.material.color.set(this.color):this.line.material.color.copy(this.light.color)};
+nc.prototype=Object.create(z.prototype);nc.prototype.constructor=nc;nc.prototype.dispose=function(){this.children[0].geometry.dispose();this.children[0].material.dispose()};nc.prototype.update=function(){var a=new p,b=new H,c=new H;return function(){var d=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{var e=d.geometry.getAttribute("color");b.copy(this.light.color);c.copy(this.light.groundColor);for(var f=0,g=e.count;f<g;f++){var h=f<g/2?b:c;e.setXYZ(f,h.r,h.g,h.b)}e.needsUpdate=
+!0}d.lookAt(a.setFromMatrixPosition(this.light.matrixWorld).negate())}}();ad.prototype=Object.create(T.prototype);ad.prototype.constructor=ad;Jd.prototype=Object.create(T.prototype);Jd.prototype.constructor=Jd;bd.prototype=Object.create(T.prototype);bd.prototype.constructor=bd;bd.prototype.update=function(){var a=new p,b=new p,c=new qa;return function(){this.object.updateMatrixWorld(!0);c.getNormalMatrix(this.object.matrixWorld);for(var d=this.object.matrixWorld,e=this.geometry.attributes.position,
+f=this.object.geometry,g=f.vertices,f=f.faces,h=0,k=0,l=f.length;k<l;k++){var m=f[k],n=m.normal;a.copy(g[m.a]).add(g[m.b]).add(g[m.c]).divideScalar(3).applyMatrix4(d);b.copy(n).applyMatrix3(c).normalize().multiplyScalar(this.size).add(a);e.setXYZ(h,a.x,a.y,a.z);h+=1;e.setXYZ(h,b.x,b.y,b.z);h+=1}e.needsUpdate=!0}}();oc.prototype=Object.create(z.prototype);oc.prototype.constructor=oc;oc.prototype.dispose=function(){this.lightPlane.geometry.dispose();this.lightPlane.material.dispose();this.targetLine.geometry.dispose();
+this.targetLine.material.dispose()};oc.prototype.update=function(){var a=new p,b=new p,c=new p;return function(){a.setFromMatrixPosition(this.light.matrixWorld);b.setFromMatrixPosition(this.light.target.matrixWorld);c.subVectors(b,a);this.lightPlane.lookAt(c);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(c);
+this.targetLine.scale.z=c.length()}}();cd.prototype=Object.create(T.prototype);cd.prototype.constructor=cd;cd.prototype.update=function(){function a(a,g,h,k){d.set(g,h,k).unproject(e);a=c[a];if(void 0!==a)for(g=b.getAttribute("position"),h=0,k=a.length;h<k;h++)g.setXYZ(a[h],d.x,d.y,d.z)}var b,c,d=new p,e=new Ma;return function(){b=this.geometry;c=this.pointMap;e.projectionMatrix.copy(this.camera.projectionMatrix);a("c",0,0,-1);a("t",0,0,1);a("n1",-1,-1,-1);a("n2",1,-1,-1);a("n3",-1,1,-1);a("n4",1,
+1,-1);a("f1",-1,-1,1);a("f2",1,-1,1);a("f3",-1,1,1);a("f4",1,1,1);a("u1",.7,1.1,-1);a("u2",-.7,1.1,-1);a("u3",0,2,-1);a("cf1",-1,0,1);a("cf2",1,0,1);a("cf3",0,-1,1);a("cf4",0,1,1);a("cn1",-1,0,-1);a("cn2",1,0,-1);a("cn3",0,-1,-1);a("cn4",0,1,-1);b.getAttribute("position").needsUpdate=!0}}();zb.prototype=Object.create(T.prototype);zb.prototype.constructor=zb;zb.prototype.update=function(){var a=new Pa;return function(b){void 0!==b&&console.warn("THREE.BoxHelper: .update() has no longer arguments.");
+void 0!==this.object&&a.setFromObject(this.object);if(!a.isEmpty()){b=a.min;var c=a.max,d=this.geometry.attributes.position,e=d.array;e[0]=c.x;e[1]=c.y;e[2]=c.z;e[3]=b.x;e[4]=c.y;e[5]=c.z;e[6]=b.x;e[7]=b.y;e[8]=c.z;e[9]=c.x;e[10]=b.y;e[11]=c.z;e[12]=c.x;e[13]=c.y;e[14]=b.z;e[15]=b.x;e[16]=c.y;e[17]=b.z;e[18]=b.x;e[19]=b.y;e[20]=b.z;e[21]=c.x;e[22]=b.y;e[23]=b.z;d.needsUpdate=!0;this.geometry.computeBoundingSphere()}}}();zb.prototype.setFromObject=function(a){this.object=a;this.update();return this};
+dd.prototype=Object.create(T.prototype);dd.prototype.constructor=dd;dd.prototype.updateMatrixWorld=function(a){var b=this.box;b.isEmpty()||(b.getCenter(this.position),b.getSize(this.scale),this.scale.multiplyScalar(.5),z.prototype.updateMatrixWorld.call(this,a))};ed.prototype=Object.create(ua.prototype);ed.prototype.constructor=ed;ed.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.lookAt(this.plane.normal);
+z.prototype.updateMatrixWorld.call(this,a)};var Kd,re;Ab.prototype=Object.create(z.prototype);Ab.prototype.constructor=Ab;Ab.prototype.setDirection=function(){var a=new p,b;return function(c){.99999<c.y?this.quaternion.set(0,0,0,1):-.99999>c.y?this.quaternion.set(1,0,0,0):(a.set(c.z,0,-c.x).normalize(),b=Math.acos(c.y),this.quaternion.setFromAxisAngle(a,b))}}();Ab.prototype.setLength=function(a,b,c){void 0===b&&(b=.2*a);void 0===c&&(c=.2*b);this.line.scale.set(1,Math.max(0,a-b),1);this.line.updateMatrix();
+this.cone.scale.set(c,b,c);this.cone.position.y=a;this.cone.updateMatrix()};Ab.prototype.setColor=function(a){this.line.material.color.copy(a);this.cone.material.color.copy(a)};Ld.prototype=Object.create(T.prototype);Ld.prototype.constructor=Ld;var Od=new p,ve=new se,we=new se,xe=new se;Ja.prototype=Object.create(pa.prototype);Ja.prototype.constructor=Ja;Ja.prototype.getPoint=function(a){var b=this.points,c=b.length;a*=c-(this.closed?0:1);var d=Math.floor(a);a-=d;this.closed?d+=0<d?0:(Math.floor(Math.abs(d)/
+b.length)+1)*b.length:0===a&&d===c-1&&(d=c-2,a=1);if(this.closed||0<d)var e=b[(d-1)%c];else Od.subVectors(b[0],b[1]).add(b[0]),e=Od;var f=b[d%c];var g=b[(d+1)%c];this.closed||d+2<c?b=b[(d+2)%c]:(Od.subVectors(b[c-1],b[c-2]).add(b[c-1]),b=Od);if(void 0===this.type||"centripetal"===this.type||"chordal"===this.type){var h="chordal"===this.type?.5:.25,c=Math.pow(e.distanceToSquared(f),h),d=Math.pow(f.distanceToSquared(g),h),h=Math.pow(g.distanceToSquared(b),h);1E-4>d&&(d=1);1E-4>c&&(c=d);1E-4>h&&(h=d);
+ve.initNonuniformCatmullRom(e.x,f.x,g.x,b.x,c,d,h);we.initNonuniformCatmullRom(e.y,f.y,g.y,b.y,c,d,h);xe.initNonuniformCatmullRom(e.z,f.z,g.z,b.z,c,d,h)}else"catmullrom"===this.type&&(c=void 0!==this.tension?this.tension:.5,ve.initCatmullRom(e.x,f.x,g.x,b.x,c),we.initCatmullRom(e.y,f.y,g.y,b.y,c),xe.initCatmullRom(e.z,f.z,g.z,b.z,c));return new p(ve.calc(a),we.calc(a),xe.calc(a))};fd.prototype=Object.create(pa.prototype);fd.prototype.constructor=fd;fd.prototype.getPoint=function(a){var b=this.v0,
+c=this.v1,d=this.v2,e=this.v3;return new p(wb(a,b.x,c.x,d.x,e.x),wb(a,b.y,c.y,d.y,e.y),wb(a,b.z,c.z,d.z,e.z))};gd.prototype=Object.create(pa.prototype);gd.prototype.constructor=gd;gd.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2;return new p(vb(a,b.x,c.x,d.x),vb(a,b.y,c.y,d.y),vb(a,b.z,c.z,d.z))};hd.prototype=Object.create(pa.prototype);hd.prototype.constructor=hd;hd.prototype.getPoint=function(a){if(1===a)return this.v2.clone();var b=new p;b.subVectors(this.v2,this.v1);b.multiplyScalar(a);
+b.add(this.v1);return b};Md.prototype=Object.create(Ua.prototype);Md.prototype.constructor=Md;pa.create=function(a,b){console.log("THREE.Curve.create() has been deprecated");a.prototype=Object.create(pa.prototype);a.prototype.constructor=a;a.prototype.getPoint=b;return a};ef.prototype=Object.create(Ja.prototype);ff.prototype=Object.create(Ja.prototype);te.prototype=Object.create(Ja.prototype);Object.assign(te.prototype,{initFromArray:function(){console.error("THREE.Spline: .initFromArray() has been removed.")},
+getControlPointsArray:function(){console.error("THREE.Spline: .getControlPointsArray() has been removed.")},reparametrizeByArcLength:function(){console.error("THREE.Spline: .reparametrizeByArcLength() has been removed.")}});ad.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")};kc.prototype.update=function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")};Object.assign(jd.prototype,
+{center:function(a){console.warn("THREE.Box2: .center() has been renamed to .getCenter().");return this.getCenter(a)},empty:function(){console.warn("THREE.Box2: .empty() has been renamed to .isEmpty().");return this.isEmpty()},isIntersectionBox:function(a){console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox().");return this.intersectsBox(a)},size:function(a){console.warn("THREE.Box2: .size() has been renamed to .getSize().");return this.getSize(a)}});Object.assign(Pa.prototype,
+{center:function(a){console.warn("THREE.Box3: .center() has been renamed to .getCenter().");return this.getCenter(a)},empty:function(){console.warn("THREE.Box3: .empty() has been renamed to .isEmpty().");return this.isEmpty()},isIntersectionBox:function(a){console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox().");return this.intersectsBox(a)},isIntersectionSphere:function(a){console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere().");return this.intersectsSphere(a)},
+size:function(a){console.warn("THREE.Box3: .size() has been renamed to .getSize().");return this.getSize(a)}});Gb.prototype.center=function(a){console.warn("THREE.Line3: .center() has been renamed to .getCenter().");return this.getCenter(a)};R.random16=function(){console.warn("THREE.Math.random16() has been deprecated. Use Math.random() instead.");return Math.random()};Object.assign(qa.prototype,{flattenToArrayOffset:function(a,b){console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.");
 return this.toArray(a,b)},multiplyVector3:function(a){console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead.");return a.applyMatrix3(this)},multiplyVector3Array:function(){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")},applyToBuffer:function(a){console.warn("THREE.Matrix3: .applyToBuffer() has been removed. Use matrix.applyToBufferAttribute( attribute ) instead.");return this.applyToBufferAttribute(a)},applyToVector3Array:function(){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")}});
 Object.assign(K.prototype,{extractPosition:function(a){console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition().");return this.copyPosition(a)},flattenToArrayOffset:function(a,b){console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.");return this.toArray(a,b)},getPosition:function(){var a;return function(){void 0===a&&(a=new p);console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead.");
 return a.setFromMatrixColumn(this,3)}}(),setRotationFromQuaternion:function(a){console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion().");return this.makeRotationFromQuaternion(a)},multiplyToArray:function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},multiplyVector3:function(a){console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead.");return a.applyMatrix4(this)},multiplyVector4:function(a){console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead.");

+ 6 - 34
build/three.module.js

@@ -40119,47 +40119,19 @@ InstancedBufferGeometry.prototype = Object.assign( Object.create( BufferGeometry
 
 	isInstancedBufferGeometry: true,
 
-	addGroup: function ( start, count, materialIndex ) {
-
-		this.groups.push( {
-
-			start: start,
-			count: count,
-			materialIndex: materialIndex
-
-		} );
-
-	},
-
 	copy: function ( source ) {
 
-		var index = source.index;
-
-		if ( index !== null ) {
-
-			this.setIndex( index.clone() );
-
-		}
-
-		var attributes = source.attributes;
-
-		for ( var name in attributes ) {
-
-			var attribute = attributes[ name ];
-			this.addAttribute( name, attribute.clone() );
-
-		}
+		BufferGeometry.prototype.copy.call( this, source );
 
-		var groups = source.groups;
+		this.maxInstancedCount = source.maxInstancedCount;
 
-		for ( var i = 0, l = groups.length; i < l; i ++ ) {
+		return this;
 
-			var group = groups[ i ];
-			this.addGroup( group.start, group.count, group.materialIndex );
+	},
 
-		}
+	clone: function () {
 
-		return this;
+		return new this.constructor().copy( this );
 
 	}