Updated builds.

build/three.js

@@ -973,6 +973,10 @@ THREE.Quaternion.prototype = {
 
 	slerp: function ( qb, t ) {
 
+		if ( t === 0 ) return this;
+
+		if ( t === 1 ) return this.copy( qb );
+
 		var x = this._x, y = this._y, z = this._z, w = this._w;
 
 		// http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/
@@ -10050,6 +10054,90 @@ THREE.Geometry.prototype = {
 
 	},
 
+	fromBufferGeometry: function ( geometry ) {
+
+		var scope = this;
+
+		var attributes = geometry.attributes;
+
+		var indices = attributes.index !== undefined && attributes.index.array;
+		var normals = attributes.normal !== undefined && attributes.normal.array;
+		var colors = attributes.color !== undefined && attributes.color.array;
+		var uvs = attributes.uv !== undefined && attributes.uv.array;
+
+		var vertices = attributes.position.array;
+
+		var tempNormals = [];
+		var tempUVs = [];
+
+		for ( var i = 0, j = 0; i < vertices.length; i += 3, j += 2 ) {
+
+			scope.vertices.push( new THREE.Vector3( vertices[ i ], vertices[ i + 1 ], vertices[ i + 2 ] ) );
+
+			if ( normals !== undefined ) {
+
+				tempNormals.push( new THREE.Vector3( normals[ i ], normals[ i + 1 ], normals[ i + 2 ] ) );
+
+			}
+
+			if ( colors !== undefined ) {
+
+				scope.colors.push( new THREE.Color( colors[ i ], colors[ i + 1 ], colors[ i + 2 ] ) );
+
+			}
+
+			if ( uvs !== undefined ) {
+
+				tempUVs.push( new THREE.Vector2( uvs[ j ], uvs[ j + 1 ] ) );
+
+			}
+
+		}
+
+		var addFace = function ( a, b, c ) {
+
+			var vertexNormals = normals !== undefined ? [ tempNormals[ a ], tempNormals[ b ], tempNormals[ c ] ] : [];
+			var vertexColors = colors !== undefined ? [ scope.colors[ a ], scope.colors[ b ], scope.colors[ c ] ] : [];
+
+			scope.faces.push( new THREE.Face3( a, b, c, vertexNormals, vertexColors ) );
+			scope.faceVertexUvs[ 0 ].push( [ tempUVs[ a ], tempUVs[ b ], tempUVs[ c ] ] );
+
+		};
+
+		if ( indices !== undefined ) {
+
+			for ( var i = 0; i < indices.length; i += 3 ) {
+
+				addFace( indices[ i ], indices[ i + 1 ], indices[ i + 2 ] );
+
+			}
+
+		} else {
+
+			for ( var i = 0; i < vertices.length / 3; i += 3 ) {
+
+				addFace( i, i + 1, i + 2 );
+
+			}
+
+		}
+
+		if ( geometry.boundingBox !== null ) {
+
+			this.boundingBox = geometry.boundingBox.clone();
+
+		}
+
+		if ( geometry.boundingSphere !== null ) {
+
+			this.boundingSphere = geometry.boundingSphere.clone();
+
+		}
+
+		return this;
+
+	},
+
 	center: function () {
 
 		this.computeBoundingBox();

build/three.min.js

@@ -24,9 +24,9 @@ b){var c=b/2,d=Math.sin(c);this._x=a.x*d;this._y=a.y*d;this._z=a.z*d;this._w=Mat
 0.25*c,this._z=(g+k)/c):(c=2*Math.sqrt(1+b-c-f),this._w=(e-a)/c,this._x=(d+h)/c,this._y=(g+k)/c,this._z=0.25*c);this.onChangeCallback();return this},setFromUnitVectors:function(){var a,b;return function(c,d){void 0===a&&(a=new THREE.Vector3);b=c.dot(d)+1;1E-6>b?(b=0,Math.abs(c.x)>Math.abs(c.z)?a.set(-c.y,c.x,0):a.set(0,-c.z,c.y)):a.crossVectors(c,d);this._x=a.x;this._y=a.y;this._z=a.z;this._w=b;this.normalize();return this}}(),inverse:function(){this.conjugate().normalize();return this},conjugate:function(){this._x*=
 -1;this._y*=-1;this._z*=-1;this.onChangeCallback();return this},dot:function(a){return this._x*a._x+this._y*a._y+this._z*a._z+this._w*a._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var a=this.length();0===a?(this._z=this._y=this._x=0,this._w=1):(a=1/a,this._x*=a,this._y*=a,this._z*=a,this._w*=a);this.onChangeCallback();return this},
 multiply:function(a,b){return void 0!==b?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(a,b)):this.multiplyQuaternions(this,a)},multiplyQuaternions:function(a,b){var c=a._x,d=a._y,e=a._z,f=a._w,g=b._x,h=b._y,k=b._z,m=b._w;this._x=c*m+f*g+d*k-e*h;this._y=d*m+f*h+e*g-c*k;this._z=e*m+f*k+c*h-d*g;this._w=f*m-c*g-d*h-e*k;this.onChangeCallback();return this},multiplyVector3:function(a){console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead.");
-return a.applyQuaternion(this)},slerp:function(a,b){var c=this._x,d=this._y,e=this._z,f=this._w,g=f*a._w+c*a._x+d*a._y+e*a._z;0>g?(this._w=-a._w,this._x=-a._x,this._y=-a._y,this._z=-a._z,g=-g):this.copy(a);if(1<=g)return this._w=f,this._x=c,this._y=d,this._z=e,this;var h=Math.acos(g),k=Math.sqrt(1-g*g);if(0.001>Math.abs(k))return this._w=0.5*(f+this._w),this._x=0.5*(c+this._x),this._y=0.5*(d+this._y),this._z=0.5*(e+this._z),this;g=Math.sin((1-b)*h)/k;h=Math.sin(b*h)/k;this._w=f*g+this._w*h;this._x=
-c*g+this._x*h;this._y=d*g+this._y*h;this._z=e*g+this._z*h;this.onChangeCallback();return this},equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._w===this._w},fromArray:function(a){this._x=a[0];this._y=a[1];this._z=a[2];this._w=a[3];this.onChangeCallback();return this},toArray:function(){return[this._x,this._y,this._z,this._w]},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){},clone:function(){return new THREE.Quaternion(this._x,this._y,
-this._z,this._w)}};THREE.Quaternion.slerp=function(a,b,c,d){return c.copy(a).slerp(b,d)};THREE.Vector2=function(a,b){this.x=a||0;this.y=b||0};
+return a.applyQuaternion(this)},slerp:function(a,b){if(0===b)return this;if(1===b)return this.copy(a);var c=this._x,d=this._y,e=this._z,f=this._w,g=f*a._w+c*a._x+d*a._y+e*a._z;0>g?(this._w=-a._w,this._x=-a._x,this._y=-a._y,this._z=-a._z,g=-g):this.copy(a);if(1<=g)return this._w=f,this._x=c,this._y=d,this._z=e,this;var h=Math.acos(g),k=Math.sqrt(1-g*g);if(0.001>Math.abs(k))return this._w=0.5*(f+this._w),this._x=0.5*(c+this._x),this._y=0.5*(d+this._y),this._z=0.5*(e+this._z),this;g=Math.sin((1-b)*h)/
+k;h=Math.sin(b*h)/k;this._w=f*g+this._w*h;this._x=c*g+this._x*h;this._y=d*g+this._y*h;this._z=e*g+this._z*h;this.onChangeCallback();return this},equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._w===this._w},fromArray:function(a){this._x=a[0];this._y=a[1];this._z=a[2];this._w=a[3];this.onChangeCallback();return this},toArray:function(){return[this._x,this._y,this._z,this._w]},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){},clone:function(){return new THREE.Quaternion(this._x,
+this._y,this._z,this._w)}};THREE.Quaternion.slerp=function(a,b,c,d){return c.copy(a).slerp(b,d)};THREE.Vector2=function(a,b){this.x=a||0;this.y=b||0};
 THREE.Vector2.prototype={constructor:THREE.Vector2,set:function(a,b){this.x=a;this.y=b;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setComponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=b;break;default:throw Error("index is out of range: "+a);}},getComponent:function(a){switch(a){case 0:return this.x;case 1:return this.y;default:throw Error("index is out of range: "+a);}},copy:function(a){this.x=a.x;this.y=a.y;return this},add:function(a,
 b){if(void 0!==b)return console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,b);this.x+=a.x;this.y+=a.y;return this},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this},addScalar:function(a){this.x+=a;this.y+=a;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-=a.x;this.y-=a.y;return this},
 subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this},multiply:function(a){this.x*=a.x;this.y*=a.y;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;return this},divide:function(a){this.x/=a.x;this.y/=a.y;return this},divideScalar:function(a){0!==a?(a=1/a,this.x*=a,this.y*=a):this.y=this.x=0;return this},min:function(a){this.x>a.x&&(this.x=a.x);this.y>a.y&&(this.y=a.y);return this},max:function(a){this.x<a.x&&(this.x=a.x);this.y<a.y&&(this.y=a.y);return this},clamp:function(a,
@@ -214,24 +214,26 @@ b[d];if(e instanceof h){f.array=new h(e);break}}a.attributes[c]=f}d=0;for(g=this
 THREE.Geometry=function(){this.id=THREE.GeometryIdCount++;this.uuid=THREE.Math.generateUUID();this.name="";this.type="Geometry";this.vertices=[];this.colors=[];this.faces=[];this.faceVertexUvs=[[]];this.morphTargets=[];this.morphColors=[];this.morphNormals=[];this.skinWeights=[];this.skinIndices=[];this.lineDistances=[];this.boundingSphere=this.boundingBox=null;this.hasTangents=!1;this.dynamic=!0;this.groupsNeedUpdate=this.buffersNeedUpdate=this.lineDistancesNeedUpdate=this.colorsNeedUpdate=this.tangentsNeedUpdate=
 this.normalsNeedUpdate=this.uvsNeedUpdate=this.elementsNeedUpdate=this.verticesNeedUpdate=!1};
 THREE.Geometry.prototype={constructor:THREE.Geometry,applyMatrix:function(a){for(var b=(new THREE.Matrix3).getNormalMatrix(a),c=0,d=this.vertices.length;c<d;c++)this.vertices[c].applyMatrix4(a);c=0;for(d=this.faces.length;c<d;c++){a=this.faces[c];a.normal.applyMatrix3(b).normalize();for(var e=0,f=a.vertexNormals.length;e<f;e++)a.vertexNormals[e].applyMatrix3(b).normalize()}this.boundingBox instanceof THREE.Box3&&this.computeBoundingBox();this.boundingSphere instanceof THREE.Sphere&&this.computeBoundingSphere()},
-center:function(){this.computeBoundingBox();var a=new THREE.Vector3;a.addVectors(this.boundingBox.min,this.boundingBox.max);a.multiplyScalar(-0.5);this.applyMatrix((new THREE.Matrix4).makeTranslation(a.x,a.y,a.z));this.computeBoundingBox();return a},computeFaceNormals:function(){for(var a=new THREE.Vector3,b=new THREE.Vector3,c=0,d=this.faces.length;c<d;c++){var e=this.faces[c],f=this.vertices[e.a],g=this.vertices[e.b];a.subVectors(this.vertices[e.c],g);b.subVectors(f,g);a.cross(b);a.normalize();
-e.normal.copy(a)}},computeVertexNormals:function(a){var b,c,d;d=Array(this.vertices.length);b=0;for(c=this.vertices.length;b<c;b++)d[b]=new THREE.Vector3;if(a){var e,f,g,h=new THREE.Vector3,k=new THREE.Vector3;new THREE.Vector3;new THREE.Vector3;new THREE.Vector3;a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],e=this.vertices[c.a],f=this.vertices[c.b],g=this.vertices[c.c],h.subVectors(g,f),k.subVectors(e,f),h.cross(k),d[c.a].add(h),d[c.b].add(h),d[c.c].add(h)}else for(a=0,b=this.faces.length;a<
-b;a++)c=this.faces[a],d[c.a].add(c.normal),d[c.b].add(c.normal),d[c.c].add(c.normal);b=0;for(c=this.vertices.length;b<c;b++)d[b].normalize();a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],c.vertexNormals[0]=d[c.a].clone(),c.vertexNormals[1]=d[c.b].clone(),c.vertexNormals[2]=d[c.c].clone()},computeMorphNormals:function(){var a,b,c,d,e;c=0;for(d=this.faces.length;c<d;c++)for(e=this.faces[c],e.__originalFaceNormal?e.__originalFaceNormal.copy(e.normal):e.__originalFaceNormal=e.normal.clone(),e.__originalVertexNormals||
-(e.__originalVertexNormals=[]),a=0,b=e.vertexNormals.length;a<b;a++)e.__originalVertexNormals[a]?e.__originalVertexNormals[a].copy(e.vertexNormals[a]):e.__originalVertexNormals[a]=e.vertexNormals[a].clone();var f=new THREE.Geometry;f.faces=this.faces;a=0;for(b=this.morphTargets.length;a<b;a++){if(!this.morphNormals[a]){this.morphNormals[a]={};this.morphNormals[a].faceNormals=[];this.morphNormals[a].vertexNormals=[];e=this.morphNormals[a].faceNormals;var g=this.morphNormals[a].vertexNormals,h,k;c=
-0;for(d=this.faces.length;c<d;c++)h=new THREE.Vector3,k={a:new THREE.Vector3,b:new THREE.Vector3,c:new THREE.Vector3},e.push(h),g.push(k)}g=this.morphNormals[a];f.vertices=this.morphTargets[a].vertices;f.computeFaceNormals();f.computeVertexNormals();c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],h=g.faceNormals[c],k=g.vertexNormals[c],h.copy(e.normal),k.a.copy(e.vertexNormals[0]),k.b.copy(e.vertexNormals[1]),k.c.copy(e.vertexNormals[2])}c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],e.normal=
-e.__originalFaceNormal,e.vertexNormals=e.__originalVertexNormals},computeTangents:function(){var a,b,c,d,e,f,g,h,k,m,n,p,r,q,t,s,v,x=[],u=[];c=new THREE.Vector3;var D=new THREE.Vector3,y=new THREE.Vector3,B=new THREE.Vector3,C=new THREE.Vector3;a=0;for(b=this.vertices.length;a<b;a++)x[a]=new THREE.Vector3,u[a]=new THREE.Vector3;a=0;for(b=this.faces.length;a<b;a++)e=this.faces[a],f=this.faceVertexUvs[0][a],d=e.a,v=e.b,e=e.c,g=this.vertices[d],h=this.vertices[v],k=this.vertices[e],m=f[0],n=f[1],p=f[2],
-f=h.x-g.x,r=k.x-g.x,q=h.y-g.y,t=k.y-g.y,h=h.z-g.z,g=k.z-g.z,k=n.x-m.x,s=p.x-m.x,n=n.y-m.y,m=p.y-m.y,p=1/(k*m-s*n),c.set((m*f-n*r)*p,(m*q-n*t)*p,(m*h-n*g)*p),D.set((k*r-s*f)*p,(k*t-s*q)*p,(k*g-s*h)*p),x[d].add(c),x[v].add(c),x[e].add(c),u[d].add(D),u[v].add(D),u[e].add(D);D=["a","b","c","d"];a=0;for(b=this.faces.length;a<b;a++)for(e=this.faces[a],c=0;c<Math.min(e.vertexNormals.length,3);c++)C.copy(e.vertexNormals[c]),d=e[D[c]],v=x[d],y.copy(v),y.sub(C.multiplyScalar(C.dot(v))).normalize(),B.crossVectors(e.vertexNormals[c],
-v),d=B.dot(u[d]),d=0>d?-1:1,e.vertexTangents[c]=new THREE.Vector4(y.x,y.y,y.z,d);this.hasTangents=!0},computeLineDistances:function(){for(var a=0,b=this.vertices,c=0,d=b.length;c<d;c++)0<c&&(a+=b[c].distanceTo(b[c-1])),this.lineDistances[c]=a},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new THREE.Box3);this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new THREE.Sphere);this.boundingSphere.setFromPoints(this.vertices)},
-merge:function(a,b,c){if(!1===a instanceof THREE.Geometry)console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",a);else{var d,e=this.vertices.length,f=this.vertices,g=a.vertices,h=this.faces,k=a.faces,m=this.faceVertexUvs[0];a=a.faceVertexUvs[0];void 0===c&&(c=0);void 0!==b&&(d=(new THREE.Matrix3).getNormalMatrix(b));for(var n=0,p=g.length;n<p;n++){var r=g[n].clone();void 0!==b&&r.applyMatrix4(b);f.push(r)}n=0;for(p=k.length;n<p;n++){var g=k[n],q,t=g.vertexNormals,s=
-g.vertexColors,r=new THREE.Face3(g.a+e,g.b+e,g.c+e);r.normal.copy(g.normal);void 0!==d&&r.normal.applyMatrix3(d).normalize();b=0;for(f=t.length;b<f;b++)q=t[b].clone(),void 0!==d&&q.applyMatrix3(d).normalize(),r.vertexNormals.push(q);r.color.copy(g.color);b=0;for(f=s.length;b<f;b++)q=s[b],r.vertexColors.push(q.clone());r.materialIndex=g.materialIndex+c;h.push(r)}n=0;for(p=a.length;n<p;n++)if(c=a[n],d=[],void 0!==c){b=0;for(f=c.length;b<f;b++)d.push(new THREE.Vector2(c[b].x,c[b].y));m.push(d)}}},mergeVertices:function(){var a=
-{},b=[],c=[],d,e=Math.pow(10,4),f,g;f=0;for(g=this.vertices.length;f<g;f++)d=this.vertices[f],d=Math.round(d.x*e)+"_"+Math.round(d.y*e)+"_"+Math.round(d.z*e),void 0===a[d]?(a[d]=f,b.push(this.vertices[f]),c[f]=b.length-1):c[f]=c[a[d]];a=[];f=0;for(g=this.faces.length;f<g;f++)for(e=this.faces[f],e.a=c[e.a],e.b=c[e.b],e.c=c[e.c],e=[e.a,e.b,e.c],d=0;3>d;d++)if(e[d]==e[(d+1)%3]){a.push(f);break}for(f=a.length-1;0<=f;f--)for(e=a[f],this.faces.splice(e,1),c=0,g=this.faceVertexUvs.length;c<g;c++)this.faceVertexUvs[c].splice(e,
-1);f=this.vertices.length-b.length;this.vertices=b;return f},makeGroups:function(){var a=0;return function(b,c){var d,e,f,g,h={},k,m=this.morphTargets.length,n=this.morphNormals.length;this.geometryGroups={};this.geometryGroupsList=[];d=0;for(e=this.faces.length;d<e;d++)f=this.faces[d],f=b?f.materialIndex:0,f in h||(h[f]={hash:f,counter:0}),g=h[f].hash+"_"+h[f].counter,g in this.geometryGroups||(k={id:a++,faces3:[],materialIndex:f,vertices:0,numMorphTargets:m,numMorphNormals:n},this.geometryGroups[g]=
-k,this.geometryGroupsList.push(k)),this.geometryGroups[g].vertices+3>c&&(h[f].counter+=1,g=h[f].hash+"_"+h[f].counter,g in this.geometryGroups||(k={id:a++,faces3:[],materialIndex:f,vertices:0,numMorphTargets:m,numMorphNormals:n},this.geometryGroups[g]=k,this.geometryGroupsList.push(k))),this.geometryGroups[g].faces3.push(d),this.geometryGroups[g].vertices+=3}}(),toJSON:function(){function a(a,b,c){return c?a|1<<b:a&~(1<<b)}function b(a){var b=a.x.toString()+a.y.toString()+a.z.toString();if(void 0!==
-m[b])return m[b];m[b]=k.length/3;k.push(a.x,a.y,a.z);return m[b]}function c(a){var b=a.r.toString()+a.g.toString()+a.b.toString();if(void 0!==p[b])return p[b];p[b]=n.length;n.push(a.getHex());return p[b]}function d(a){var b=a.x.toString()+a.y.toString();if(void 0!==q[b])return q[b];q[b]=r.length/2;r.push(a.x,a.y);return q[b]}var e={metadata:{version:4,type:"BufferGeometry",generator:"BufferGeometryExporter"},uuid:this.uuid,type:this.type};""!==this.name&&(e.name=this.name);if(void 0!==this.parameters){var f=
-this.parameters,g;for(g in f)void 0!==f[g]&&(e[g]=f[g]);return e}f=[];for(g=0;g<this.vertices.length;g++){var h=this.vertices[g];f.push(h.x,h.y,h.z)}var h=[],k=[],m={},n=[],p={},r=[],q={};for(g=0;g<this.faces.length;g++){var t=this.faces[g],s=void 0!==this.faceVertexUvs[0][g],v=0<t.normal.length(),x=0<t.vertexNormals.length,u=1!==t.color.r||1!==t.color.g||1!==t.color.b,D=0<t.vertexColors.length,y=0,y=a(y,0,0),y=a(y,1,!1),y=a(y,2,!1),y=a(y,3,s),y=a(y,4,v),y=a(y,5,x),y=a(y,6,u),y=a(y,7,D);h.push(y);
-h.push(t.a,t.b,t.c);s&&(s=this.faceVertexUvs[0][g],h.push(d(s[0]),d(s[1]),d(s[2])));v&&h.push(b(t.normal));x&&(v=t.vertexNormals,h.push(b(v[0]),b(v[1]),b(v[2])));u&&h.push(c(t.color));D&&(t=t.vertexColors,h.push(c(t[0]),c(t[1]),c(t[2])))}e.data={};e.data.vertices=f;e.data.normals=k;0<n.length&&(e.data.colors=n);0<r.length&&(e.data.uvs=[r]);e.data.faces=h;return e},clone:function(){for(var a=new THREE.Geometry,b=this.vertices,c=0,d=b.length;c<d;c++)a.vertices.push(b[c].clone());b=this.faces;c=0;for(d=
-b.length;c<d;c++)a.faces.push(b[c].clone());b=this.faceVertexUvs[0];c=0;for(d=b.length;c<d;c++){for(var e=b[c],f=[],g=0,h=e.length;g<h;g++)f.push(new THREE.Vector2(e[g].x,e[g].y));a.faceVertexUvs[0].push(f)}return a},dispose:function(){this.dispatchEvent({type:"dispose"})}};THREE.EventDispatcher.prototype.apply(THREE.Geometry.prototype);THREE.GeometryIdCount=0;THREE.Camera=function(){THREE.Object3D.call(this);this.type="Camera";this.matrixWorldInverse=new THREE.Matrix4;this.projectionMatrix=new THREE.Matrix4};
-THREE.Camera.prototype=Object.create(THREE.Object3D.prototype);THREE.Camera.prototype.lookAt=function(){var a=new THREE.Matrix4;return function(b){a.lookAt(this.position,b,this.up);this.quaternion.setFromRotationMatrix(a)}}();THREE.Camera.prototype.clone=function(a){void 0===a&&(a=new THREE.Camera);THREE.Object3D.prototype.clone.call(this,a);a.matrixWorldInverse.copy(this.matrixWorldInverse);a.projectionMatrix.copy(this.projectionMatrix);return a};
+fromBufferGeometry:function(a){for(var b=this,c=a.attributes,d=void 0!==c.index&&c.index.array,e=void 0!==c.normal&&c.normal.array,f=void 0!==c.color&&c.color.array,g=void 0!==c.uv&&c.uv.array,c=c.position.array,h=[],k=[],m=0,n=0;m<c.length;m+=3,n+=2)b.vertices.push(new THREE.Vector3(c[m],c[m+1],c[m+2])),void 0!==e&&h.push(new THREE.Vector3(e[m],e[m+1],e[m+2])),void 0!==f&&b.colors.push(new THREE.Color(f[m],f[m+1],f[m+2])),void 0!==g&&k.push(new THREE.Vector2(g[n],g[n+1]));g=function(a,c,d){b.faces.push(new THREE.Face3(a,
+c,d,void 0!==e?[h[a],h[c],h[d]]:[],void 0!==f?[b.colors[a],b.colors[c],b.colors[d]]:[]));b.faceVertexUvs[0].push([k[a],k[c],k[d]])};if(void 0!==d)for(m=0;m<d.length;m+=3)g(d[m],d[m+1],d[m+2]);else for(m=0;m<c.length/3;m+=3)g(m,m+1,m+2);null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());return this},center:function(){this.computeBoundingBox();var a=new THREE.Vector3;a.addVectors(this.boundingBox.min,this.boundingBox.max);
+a.multiplyScalar(-0.5);this.applyMatrix((new THREE.Matrix4).makeTranslation(a.x,a.y,a.z));this.computeBoundingBox();return a},computeFaceNormals:function(){for(var a=new THREE.Vector3,b=new THREE.Vector3,c=0,d=this.faces.length;c<d;c++){var e=this.faces[c],f=this.vertices[e.a],g=this.vertices[e.b];a.subVectors(this.vertices[e.c],g);b.subVectors(f,g);a.cross(b);a.normalize();e.normal.copy(a)}},computeVertexNormals:function(a){var b,c,d;d=Array(this.vertices.length);b=0;for(c=this.vertices.length;b<
+c;b++)d[b]=new THREE.Vector3;if(a){var e,f,g,h=new THREE.Vector3,k=new THREE.Vector3;new THREE.Vector3;new THREE.Vector3;new THREE.Vector3;a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],e=this.vertices[c.a],f=this.vertices[c.b],g=this.vertices[c.c],h.subVectors(g,f),k.subVectors(e,f),h.cross(k),d[c.a].add(h),d[c.b].add(h),d[c.c].add(h)}else for(a=0,b=this.faces.length;a<b;a++)c=this.faces[a],d[c.a].add(c.normal),d[c.b].add(c.normal),d[c.c].add(c.normal);b=0;for(c=this.vertices.length;b<c;b++)d[b].normalize();
+a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],c.vertexNormals[0]=d[c.a].clone(),c.vertexNormals[1]=d[c.b].clone(),c.vertexNormals[2]=d[c.c].clone()},computeMorphNormals:function(){var a,b,c,d,e;c=0;for(d=this.faces.length;c<d;c++)for(e=this.faces[c],e.__originalFaceNormal?e.__originalFaceNormal.copy(e.normal):e.__originalFaceNormal=e.normal.clone(),e.__originalVertexNormals||(e.__originalVertexNormals=[]),a=0,b=e.vertexNormals.length;a<b;a++)e.__originalVertexNormals[a]?e.__originalVertexNormals[a].copy(e.vertexNormals[a]):
+e.__originalVertexNormals[a]=e.vertexNormals[a].clone();var f=new THREE.Geometry;f.faces=this.faces;a=0;for(b=this.morphTargets.length;a<b;a++){if(!this.morphNormals[a]){this.morphNormals[a]={};this.morphNormals[a].faceNormals=[];this.morphNormals[a].vertexNormals=[];e=this.morphNormals[a].faceNormals;var g=this.morphNormals[a].vertexNormals,h,k;c=0;for(d=this.faces.length;c<d;c++)h=new THREE.Vector3,k={a:new THREE.Vector3,b:new THREE.Vector3,c:new THREE.Vector3},e.push(h),g.push(k)}g=this.morphNormals[a];
+f.vertices=this.morphTargets[a].vertices;f.computeFaceNormals();f.computeVertexNormals();c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],h=g.faceNormals[c],k=g.vertexNormals[c],h.copy(e.normal),k.a.copy(e.vertexNormals[0]),k.b.copy(e.vertexNormals[1]),k.c.copy(e.vertexNormals[2])}c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],e.normal=e.__originalFaceNormal,e.vertexNormals=e.__originalVertexNormals},computeTangents:function(){var a,b,c,d,e,f,g,h,k,m,n,p,r,q,t,s,v,x=[],u=[];c=new THREE.Vector3;
+var D=new THREE.Vector3,y=new THREE.Vector3,B=new THREE.Vector3,C=new THREE.Vector3;a=0;for(b=this.vertices.length;a<b;a++)x[a]=new THREE.Vector3,u[a]=new THREE.Vector3;a=0;for(b=this.faces.length;a<b;a++)e=this.faces[a],f=this.faceVertexUvs[0][a],d=e.a,v=e.b,e=e.c,g=this.vertices[d],h=this.vertices[v],k=this.vertices[e],m=f[0],n=f[1],p=f[2],f=h.x-g.x,r=k.x-g.x,q=h.y-g.y,t=k.y-g.y,h=h.z-g.z,g=k.z-g.z,k=n.x-m.x,s=p.x-m.x,n=n.y-m.y,m=p.y-m.y,p=1/(k*m-s*n),c.set((m*f-n*r)*p,(m*q-n*t)*p,(m*h-n*g)*p),
+D.set((k*r-s*f)*p,(k*t-s*q)*p,(k*g-s*h)*p),x[d].add(c),x[v].add(c),x[e].add(c),u[d].add(D),u[v].add(D),u[e].add(D);D=["a","b","c","d"];a=0;for(b=this.faces.length;a<b;a++)for(e=this.faces[a],c=0;c<Math.min(e.vertexNormals.length,3);c++)C.copy(e.vertexNormals[c]),d=e[D[c]],v=x[d],y.copy(v),y.sub(C.multiplyScalar(C.dot(v))).normalize(),B.crossVectors(e.vertexNormals[c],v),d=B.dot(u[d]),d=0>d?-1:1,e.vertexTangents[c]=new THREE.Vector4(y.x,y.y,y.z,d);this.hasTangents=!0},computeLineDistances:function(){for(var a=
+0,b=this.vertices,c=0,d=b.length;c<d;c++)0<c&&(a+=b[c].distanceTo(b[c-1])),this.lineDistances[c]=a},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new THREE.Box3);this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new THREE.Sphere);this.boundingSphere.setFromPoints(this.vertices)},merge:function(a,b,c){if(!1===a instanceof THREE.Geometry)console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",
+a);else{var d,e=this.vertices.length,f=this.vertices,g=a.vertices,h=this.faces,k=a.faces,m=this.faceVertexUvs[0];a=a.faceVertexUvs[0];void 0===c&&(c=0);void 0!==b&&(d=(new THREE.Matrix3).getNormalMatrix(b));for(var n=0,p=g.length;n<p;n++){var r=g[n].clone();void 0!==b&&r.applyMatrix4(b);f.push(r)}n=0;for(p=k.length;n<p;n++){var g=k[n],q,t=g.vertexNormals,s=g.vertexColors,r=new THREE.Face3(g.a+e,g.b+e,g.c+e);r.normal.copy(g.normal);void 0!==d&&r.normal.applyMatrix3(d).normalize();b=0;for(f=t.length;b<
+f;b++)q=t[b].clone(),void 0!==d&&q.applyMatrix3(d).normalize(),r.vertexNormals.push(q);r.color.copy(g.color);b=0;for(f=s.length;b<f;b++)q=s[b],r.vertexColors.push(q.clone());r.materialIndex=g.materialIndex+c;h.push(r)}n=0;for(p=a.length;n<p;n++)if(c=a[n],d=[],void 0!==c){b=0;for(f=c.length;b<f;b++)d.push(new THREE.Vector2(c[b].x,c[b].y));m.push(d)}}},mergeVertices:function(){var a={},b=[],c=[],d,e=Math.pow(10,4),f,g;f=0;for(g=this.vertices.length;f<g;f++)d=this.vertices[f],d=Math.round(d.x*e)+"_"+
+Math.round(d.y*e)+"_"+Math.round(d.z*e),void 0===a[d]?(a[d]=f,b.push(this.vertices[f]),c[f]=b.length-1):c[f]=c[a[d]];a=[];f=0;for(g=this.faces.length;f<g;f++)for(e=this.faces[f],e.a=c[e.a],e.b=c[e.b],e.c=c[e.c],e=[e.a,e.b,e.c],d=0;3>d;d++)if(e[d]==e[(d+1)%3]){a.push(f);break}for(f=a.length-1;0<=f;f--)for(e=a[f],this.faces.splice(e,1),c=0,g=this.faceVertexUvs.length;c<g;c++)this.faceVertexUvs[c].splice(e,1);f=this.vertices.length-b.length;this.vertices=b;return f},makeGroups:function(){var a=0;return function(b,
+c){var d,e,f,g,h={},k,m=this.morphTargets.length,n=this.morphNormals.length;this.geometryGroups={};this.geometryGroupsList=[];d=0;for(e=this.faces.length;d<e;d++)f=this.faces[d],f=b?f.materialIndex:0,f in h||(h[f]={hash:f,counter:0}),g=h[f].hash+"_"+h[f].counter,g in this.geometryGroups||(k={id:a++,faces3:[],materialIndex:f,vertices:0,numMorphTargets:m,numMorphNormals:n},this.geometryGroups[g]=k,this.geometryGroupsList.push(k)),this.geometryGroups[g].vertices+3>c&&(h[f].counter+=1,g=h[f].hash+"_"+
+h[f].counter,g in this.geometryGroups||(k={id:a++,faces3:[],materialIndex:f,vertices:0,numMorphTargets:m,numMorphNormals:n},this.geometryGroups[g]=k,this.geometryGroupsList.push(k))),this.geometryGroups[g].faces3.push(d),this.geometryGroups[g].vertices+=3}}(),toJSON:function(){function a(a,b,c){return c?a|1<<b:a&~(1<<b)}function b(a){var b=a.x.toString()+a.y.toString()+a.z.toString();if(void 0!==m[b])return m[b];m[b]=k.length/3;k.push(a.x,a.y,a.z);return m[b]}function c(a){var b=a.r.toString()+a.g.toString()+
+a.b.toString();if(void 0!==p[b])return p[b];p[b]=n.length;n.push(a.getHex());return p[b]}function d(a){var b=a.x.toString()+a.y.toString();if(void 0!==q[b])return q[b];q[b]=r.length/2;r.push(a.x,a.y);return q[b]}var e={metadata:{version:4,type:"BufferGeometry",generator:"BufferGeometryExporter"},uuid:this.uuid,type:this.type};""!==this.name&&(e.name=this.name);if(void 0!==this.parameters){var f=this.parameters,g;for(g in f)void 0!==f[g]&&(e[g]=f[g]);return e}f=[];for(g=0;g<this.vertices.length;g++){var h=
+this.vertices[g];f.push(h.x,h.y,h.z)}var h=[],k=[],m={},n=[],p={},r=[],q={};for(g=0;g<this.faces.length;g++){var t=this.faces[g],s=void 0!==this.faceVertexUvs[0][g],v=0<t.normal.length(),x=0<t.vertexNormals.length,u=1!==t.color.r||1!==t.color.g||1!==t.color.b,D=0<t.vertexColors.length,y=0,y=a(y,0,0),y=a(y,1,!1),y=a(y,2,!1),y=a(y,3,s),y=a(y,4,v),y=a(y,5,x),y=a(y,6,u),y=a(y,7,D);h.push(y);h.push(t.a,t.b,t.c);s&&(s=this.faceVertexUvs[0][g],h.push(d(s[0]),d(s[1]),d(s[2])));v&&h.push(b(t.normal));x&&(v=
+t.vertexNormals,h.push(b(v[0]),b(v[1]),b(v[2])));u&&h.push(c(t.color));D&&(t=t.vertexColors,h.push(c(t[0]),c(t[1]),c(t[2])))}e.data={};e.data.vertices=f;e.data.normals=k;0<n.length&&(e.data.colors=n);0<r.length&&(e.data.uvs=[r]);e.data.faces=h;return e},clone:function(){for(var a=new THREE.Geometry,b=this.vertices,c=0,d=b.length;c<d;c++)a.vertices.push(b[c].clone());b=this.faces;c=0;for(d=b.length;c<d;c++)a.faces.push(b[c].clone());b=this.faceVertexUvs[0];c=0;for(d=b.length;c<d;c++){for(var e=b[c],
+f=[],g=0,h=e.length;g<h;g++)f.push(new THREE.Vector2(e[g].x,e[g].y));a.faceVertexUvs[0].push(f)}return a},dispose:function(){this.dispatchEvent({type:"dispose"})}};THREE.EventDispatcher.prototype.apply(THREE.Geometry.prototype);THREE.GeometryIdCount=0;THREE.Camera=function(){THREE.Object3D.call(this);this.type="Camera";this.matrixWorldInverse=new THREE.Matrix4;this.projectionMatrix=new THREE.Matrix4};THREE.Camera.prototype=Object.create(THREE.Object3D.prototype);
+THREE.Camera.prototype.lookAt=function(){var a=new THREE.Matrix4;return function(b){a.lookAt(this.position,b,this.up);this.quaternion.setFromRotationMatrix(a)}}();THREE.Camera.prototype.clone=function(a){void 0===a&&(a=new THREE.Camera);THREE.Object3D.prototype.clone.call(this,a);a.matrixWorldInverse.copy(this.matrixWorldInverse);a.projectionMatrix.copy(this.projectionMatrix);return a};
 THREE.CubeCamera=function(a,b,c){THREE.Object3D.call(this);this.type="CubeCamera";var d=new THREE.PerspectiveCamera(90,1,a,b);d.up.set(0,-1,0);d.lookAt(new THREE.Vector3(1,0,0));this.add(d);var e=new THREE.PerspectiveCamera(90,1,a,b);e.up.set(0,-1,0);e.lookAt(new THREE.Vector3(-1,0,0));this.add(e);var f=new THREE.PerspectiveCamera(90,1,a,b);f.up.set(0,0,1);f.lookAt(new THREE.Vector3(0,1,0));this.add(f);var g=new THREE.PerspectiveCamera(90,1,a,b);g.up.set(0,0,-1);g.lookAt(new THREE.Vector3(0,-1,0));
 this.add(g);var h=new THREE.PerspectiveCamera(90,1,a,b);h.up.set(0,-1,0);h.lookAt(new THREE.Vector3(0,0,1));this.add(h);var k=new THREE.PerspectiveCamera(90,1,a,b);k.up.set(0,-1,0);k.lookAt(new THREE.Vector3(0,0,-1));this.add(k);this.renderTarget=new THREE.WebGLRenderTargetCube(c,c,{format:THREE.RGBFormat,magFilter:THREE.LinearFilter,minFilter:THREE.LinearFilter});this.updateCubeMap=function(a,b){var c=this.renderTarget,r=c.generateMipmaps;c.generateMipmaps=!1;c.activeCubeFace=0;a.render(b,d,c);c.activeCubeFace=
 1;a.render(b,e,c);c.activeCubeFace=2;a.render(b,f,c);c.activeCubeFace=3;a.render(b,g,c);c.activeCubeFace=4;a.render(b,h,c);c.generateMipmaps=r;c.activeCubeFace=5;a.render(b,k,c)}};THREE.CubeCamera.prototype=Object.create(THREE.Object3D.prototype);THREE.OrthographicCamera=function(a,b,c,d,e,f){THREE.Camera.call(this);this.type="OrthographicCamera";this.left=a;this.right=b;this.top=c;this.bottom=d;this.near=void 0!==e?e:0.1;this.far=void 0!==f?f:2E3;this.updateProjectionMatrix()};