Updated builds.

build/three.js

@@ -9253,6 +9253,8 @@ THREE.BufferGeometry.prototype = {
 
 			if ( positions ) {
 
+				box.makeEmpty();
+
 				var center = this.boundingSphere.center;
 
 				for ( var i = 0, il = positions.length; i < il; i += 3 ) {

build/three.min.js

@@ -189,15 +189,15 @@ a[f];this.faces.splice(e,1);c=0;for(h=this.faceVertexUvs.length;c<h;c++)this.fac
 dispose:function(){this.dispatchEvent({type:"dispose"})}};THREE.EventDispatcher.prototype.apply(THREE.Geometry.prototype);THREE.GeometryIdCount=0;THREE.BufferGeometry=function(){this.id=THREE.GeometryIdCount++;this.uuid=THREE.Math.generateUUID();this.name="";this.attributes={};this.dynamic=!0;this.offsets=[];this.boundingSphere=this.boundingBox=null;this.hasTangents=!1;this.morphTargets=[]};
 THREE.BufferGeometry.prototype={constructor:THREE.BufferGeometry,addAttribute:function(a,b,c,d){this.attributes[a]={itemSize:d,array:new b(c*d)}},applyMatrix:function(a){var b,c;this.attributes.position&&(b=this.attributes.position.array);this.attributes.normal&&(c=this.attributes.normal.array);void 0!==b&&(a.multiplyVector3Array(b),this.verticesNeedUpdate=!0);void 0!==c&&((new THREE.Matrix3).getNormalMatrix(a).multiplyVector3Array(c),this.normalizeNormals(),this.normalsNeedUpdate=!0)},computeBoundingBox:function(){null===
 this.boundingBox&&(this.boundingBox=new THREE.Box3);var a=this.attributes.position.array;if(a){var b=this.boundingBox,c,d,e;3<=a.length&&(b.min.x=b.max.x=a[0],b.min.y=b.max.y=a[1],b.min.z=b.max.z=a[2]);for(var f=3,h=a.length;f<h;f+=3)c=a[f],d=a[f+1],e=a[f+2],c<b.min.x?b.min.x=c:c>b.max.x&&(b.max.x=c),d<b.min.y?b.min.y=d:d>b.max.y&&(b.max.y=d),e<b.min.z?b.min.z=e:e>b.max.z&&(b.max.z=e)}if(void 0===a||0===a.length)this.boundingBox.min.set(0,0,0),this.boundingBox.max.set(0,0,0)},computeBoundingSphere:function(){var a=
-new THREE.Box3,b=new THREE.Vector3;return function(){null===this.boundingSphere&&(this.boundingSphere=new THREE.Sphere);var c=this.attributes.position.array;if(c){for(var d=this.boundingSphere.center,e=0,f=c.length;e<f;e+=3)b.set(c[e],c[e+1],c[e+2]),a.addPoint(b);a.center(d);for(var h=0,e=0,f=c.length;e<f;e+=3)b.set(c[e],c[e+1],c[e+2]),h=Math.max(h,d.distanceToSquared(b));this.boundingSphere.radius=Math.sqrt(h)}}}(),computeVertexNormals:function(){if(this.attributes.position){var a,b,c,d;a=this.attributes.position.array.length;
-if(void 0===this.attributes.normal)this.attributes.normal={itemSize:3,array:new Float32Array(a)};else{a=0;for(b=this.attributes.normal.array.length;a<b;a++)this.attributes.normal.array[a]=0}var e=this.attributes.position.array,f=this.attributes.normal.array,h,g,i,k,l,n,p=new THREE.Vector3,t=new THREE.Vector3,r=new THREE.Vector3,m=new THREE.Vector3,q=new THREE.Vector3;if(this.attributes.index){var u=this.attributes.index.array,s=this.offsets;c=0;for(d=s.length;c<d;++c){b=s[c].start;h=s[c].count;var v=
-s[c].index;a=b;for(b+=h;a<b;a+=3)h=v+u[a],g=v+u[a+1],i=v+u[a+2],k=e[3*h],l=e[3*h+1],n=e[3*h+2],p.set(k,l,n),k=e[3*g],l=e[3*g+1],n=e[3*g+2],t.set(k,l,n),k=e[3*i],l=e[3*i+1],n=e[3*i+2],r.set(k,l,n),m.subVectors(r,t),q.subVectors(p,t),m.cross(q),f[3*h]+=m.x,f[3*h+1]+=m.y,f[3*h+2]+=m.z,f[3*g]+=m.x,f[3*g+1]+=m.y,f[3*g+2]+=m.z,f[3*i]+=m.x,f[3*i+1]+=m.y,f[3*i+2]+=m.z}}else{a=0;for(b=e.length;a<b;a+=9)k=e[a],l=e[a+1],n=e[a+2],p.set(k,l,n),k=e[a+3],l=e[a+4],n=e[a+5],t.set(k,l,n),k=e[a+6],l=e[a+7],n=e[a+8],
-r.set(k,l,n),m.subVectors(r,t),q.subVectors(p,t),m.cross(q),f[a]=m.x,f[a+1]=m.y,f[a+2]=m.z,f[a+3]=m.x,f[a+4]=m.y,f[a+5]=m.z,f[a+6]=m.x,f[a+7]=m.y,f[a+8]=m.z}this.normalizeNormals();this.normalsNeedUpdate=!0}},normalizeNormals:function(){for(var a=this.attributes.normal.array,b,c,d,e=0,f=a.length;e<f;e+=3)b=a[e],c=a[e+1],d=a[e+2],b=1/Math.sqrt(b*b+c*c+d*d),a[e]*=b,a[e+1]*=b,a[e+2]*=b},computeTangents:function(){function a(a){ga.x=d[3*a];ga.y=d[3*a+1];ga.z=d[3*a+2];oa.copy(ga);Q=g[a];I.copy(Q);I.sub(ga.multiplyScalar(ga.dot(Q))).normalize();
-S.crossVectors(oa,Q);P=S.dot(i[a]);L=0>P?-1:1;h[4*a]=I.x;h[4*a+1]=I.y;h[4*a+2]=I.z;h[4*a+3]=L}if(void 0===this.attributes.index||void 0===this.attributes.position||void 0===this.attributes.normal||void 0===this.attributes.uv)console.warn("Missing required attributes (index, position, normal or uv) in BufferGeometry.computeTangents()");else{var b=this.attributes.index.array,c=this.attributes.position.array,d=this.attributes.normal.array,e=this.attributes.uv.array,f=c.length/3;void 0===this.attributes.tangent&&
-(this.attributes.tangent={itemSize:4,array:new Float32Array(4*f)});for(var h=this.attributes.tangent.array,g=[],i=[],k=0;k<f;k++)g[k]=new THREE.Vector3,i[k]=new THREE.Vector3;var l,n,p,t,r,m,q,u,s,v,w,G,N,A,y,f=new THREE.Vector3,k=new THREE.Vector3,z,C,O,F,x,D,E,H=this.offsets;O=0;for(F=H.length;O<F;++O){C=H[O].start;x=H[O].count;var K=H[O].index;z=C;for(C+=x;z<C;z+=3)x=K+b[z],D=K+b[z+1],E=K+b[z+2],l=c[3*x],n=c[3*x+1],p=c[3*x+2],t=c[3*D],r=c[3*D+1],m=c[3*D+2],q=c[3*E],u=c[3*E+1],s=c[3*E+2],v=e[2*
-x],w=e[2*x+1],G=e[2*D],N=e[2*D+1],A=e[2*E],y=e[2*E+1],t-=l,l=q-l,r-=n,n=u-n,m-=p,p=s-p,G-=v,v=A-v,N-=w,w=y-w,y=1/(G*w-v*N),f.set((w*t-N*l)*y,(w*r-N*n)*y,(w*m-N*p)*y),k.set((G*l-v*t)*y,(G*n-v*r)*y,(G*p-v*m)*y),g[x].add(f),g[D].add(f),g[E].add(f),i[x].add(k),i[D].add(k),i[E].add(k)}var I=new THREE.Vector3,S=new THREE.Vector3,ga=new THREE.Vector3,oa=new THREE.Vector3,L,Q,P;O=0;for(F=H.length;O<F;++O){C=H[O].start;x=H[O].count;K=H[O].index;z=C;for(C+=x;z<C;z+=3)x=K+b[z],D=K+b[z+1],E=K+b[z+2],a(x),a(D),
-a(E)}this.tangentsNeedUpdate=this.hasTangents=!0}},clone:function(){var a=new THREE.BufferGeometry,b=[Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array],c;for(c in this.attributes){for(var d=this.attributes[c],e=d.array,f={itemSize:d.itemSize,numItems:d.numItems,array:null},d=0,h=b.length;d<h;d++){var g=b[d];if(e instanceof g){f.array=new g(e);break}}a.attributes[c]=f}d=0;for(h=this.offsets.length;d<h;d++)b=this.offsets[d],a.offsets.push({start:b.start,
-index:b.index,count:b.count});return a},dispose:function(){this.dispatchEvent({type:"dispose"})}};THREE.EventDispatcher.prototype.apply(THREE.BufferGeometry.prototype);THREE.Camera=function(){THREE.Object3D.call(this);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)}}();
+new THREE.Box3,b=new THREE.Vector3;return function(){null===this.boundingSphere&&(this.boundingSphere=new THREE.Sphere);var c=this.attributes.position.array;if(c){a.makeEmpty();for(var d=this.boundingSphere.center,e=0,f=c.length;e<f;e+=3)b.set(c[e],c[e+1],c[e+2]),a.addPoint(b);a.center(d);for(var h=0,e=0,f=c.length;e<f;e+=3)b.set(c[e],c[e+1],c[e+2]),h=Math.max(h,d.distanceToSquared(b));this.boundingSphere.radius=Math.sqrt(h)}}}(),computeVertexNormals:function(){if(this.attributes.position){var a,
+b,c,d;a=this.attributes.position.array.length;if(void 0===this.attributes.normal)this.attributes.normal={itemSize:3,array:new Float32Array(a)};else{a=0;for(b=this.attributes.normal.array.length;a<b;a++)this.attributes.normal.array[a]=0}var e=this.attributes.position.array,f=this.attributes.normal.array,h,g,i,k,l,n,p=new THREE.Vector3,t=new THREE.Vector3,r=new THREE.Vector3,m=new THREE.Vector3,q=new THREE.Vector3;if(this.attributes.index){var u=this.attributes.index.array,s=this.offsets;c=0;for(d=
+s.length;c<d;++c){b=s[c].start;h=s[c].count;var v=s[c].index;a=b;for(b+=h;a<b;a+=3)h=v+u[a],g=v+u[a+1],i=v+u[a+2],k=e[3*h],l=e[3*h+1],n=e[3*h+2],p.set(k,l,n),k=e[3*g],l=e[3*g+1],n=e[3*g+2],t.set(k,l,n),k=e[3*i],l=e[3*i+1],n=e[3*i+2],r.set(k,l,n),m.subVectors(r,t),q.subVectors(p,t),m.cross(q),f[3*h]+=m.x,f[3*h+1]+=m.y,f[3*h+2]+=m.z,f[3*g]+=m.x,f[3*g+1]+=m.y,f[3*g+2]+=m.z,f[3*i]+=m.x,f[3*i+1]+=m.y,f[3*i+2]+=m.z}}else{a=0;for(b=e.length;a<b;a+=9)k=e[a],l=e[a+1],n=e[a+2],p.set(k,l,n),k=e[a+3],l=e[a+4],
+n=e[a+5],t.set(k,l,n),k=e[a+6],l=e[a+7],n=e[a+8],r.set(k,l,n),m.subVectors(r,t),q.subVectors(p,t),m.cross(q),f[a]=m.x,f[a+1]=m.y,f[a+2]=m.z,f[a+3]=m.x,f[a+4]=m.y,f[a+5]=m.z,f[a+6]=m.x,f[a+7]=m.y,f[a+8]=m.z}this.normalizeNormals();this.normalsNeedUpdate=!0}},normalizeNormals:function(){for(var a=this.attributes.normal.array,b,c,d,e=0,f=a.length;e<f;e+=3)b=a[e],c=a[e+1],d=a[e+2],b=1/Math.sqrt(b*b+c*c+d*d),a[e]*=b,a[e+1]*=b,a[e+2]*=b},computeTangents:function(){function a(a){ga.x=d[3*a];ga.y=d[3*a+1];
+ga.z=d[3*a+2];oa.copy(ga);Q=g[a];I.copy(Q);I.sub(ga.multiplyScalar(ga.dot(Q))).normalize();S.crossVectors(oa,Q);P=S.dot(i[a]);L=0>P?-1:1;h[4*a]=I.x;h[4*a+1]=I.y;h[4*a+2]=I.z;h[4*a+3]=L}if(void 0===this.attributes.index||void 0===this.attributes.position||void 0===this.attributes.normal||void 0===this.attributes.uv)console.warn("Missing required attributes (index, position, normal or uv) in BufferGeometry.computeTangents()");else{var b=this.attributes.index.array,c=this.attributes.position.array,d=
+this.attributes.normal.array,e=this.attributes.uv.array,f=c.length/3;void 0===this.attributes.tangent&&(this.attributes.tangent={itemSize:4,array:new Float32Array(4*f)});for(var h=this.attributes.tangent.array,g=[],i=[],k=0;k<f;k++)g[k]=new THREE.Vector3,i[k]=new THREE.Vector3;var l,n,p,t,r,m,q,u,s,v,w,G,N,A,y,f=new THREE.Vector3,k=new THREE.Vector3,z,C,O,F,x,D,E,H=this.offsets;O=0;for(F=H.length;O<F;++O){C=H[O].start;x=H[O].count;var K=H[O].index;z=C;for(C+=x;z<C;z+=3)x=K+b[z],D=K+b[z+1],E=K+b[z+
+2],l=c[3*x],n=c[3*x+1],p=c[3*x+2],t=c[3*D],r=c[3*D+1],m=c[3*D+2],q=c[3*E],u=c[3*E+1],s=c[3*E+2],v=e[2*x],w=e[2*x+1],G=e[2*D],N=e[2*D+1],A=e[2*E],y=e[2*E+1],t-=l,l=q-l,r-=n,n=u-n,m-=p,p=s-p,G-=v,v=A-v,N-=w,w=y-w,y=1/(G*w-v*N),f.set((w*t-N*l)*y,(w*r-N*n)*y,(w*m-N*p)*y),k.set((G*l-v*t)*y,(G*n-v*r)*y,(G*p-v*m)*y),g[x].add(f),g[D].add(f),g[E].add(f),i[x].add(k),i[D].add(k),i[E].add(k)}var I=new THREE.Vector3,S=new THREE.Vector3,ga=new THREE.Vector3,oa=new THREE.Vector3,L,Q,P;O=0;for(F=H.length;O<F;++O){C=
+H[O].start;x=H[O].count;K=H[O].index;z=C;for(C+=x;z<C;z+=3)x=K+b[z],D=K+b[z+1],E=K+b[z+2],a(x),a(D),a(E)}this.tangentsNeedUpdate=this.hasTangents=!0}},clone:function(){var a=new THREE.BufferGeometry,b=[Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array],c;for(c in this.attributes){for(var d=this.attributes[c],e=d.array,f={itemSize:d.itemSize,numItems:d.numItems,array:null},d=0,h=b.length;d<h;d++){var g=b[d];if(e instanceof g){f.array=new g(e);
+break}}a.attributes[c]=f}d=0;for(h=this.offsets.length;d<h;d++)b=this.offsets[d],a.offsets.push({start:b.start,index:b.index,count:b.count});return a},dispose:function(){this.dispatchEvent({type:"dispose"})}};THREE.EventDispatcher.prototype.apply(THREE.BufferGeometry.prototype);THREE.Camera=function(){THREE.Object3D.call(this);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.OrthographicCamera=function(a,b,c,d,e,f){THREE.Camera.call(this);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()};THREE.OrthographicCamera.prototype=Object.create(THREE.Camera.prototype);THREE.OrthographicCamera.prototype.updateProjectionMatrix=function(){this.projectionMatrix.makeOrthographic(this.left,this.right,this.top,this.bottom,this.near,this.far)};
 THREE.OrthographicCamera.prototype.clone=function(){var a=new THREE.OrthographicCamera;THREE.Camera.prototype.clone.call(this,a);a.left=this.left;a.right=this.right;a.top=this.top;a.bottom=this.bottom;a.near=this.near;a.far=this.far;return a};THREE.PerspectiveCamera=function(a,b,c,d){THREE.Camera.call(this);this.fov=void 0!==a?a:50;this.aspect=void 0!==b?b:1;this.near=void 0!==c?c:0.1;this.far=void 0!==d?d:2E3;this.updateProjectionMatrix()};THREE.PerspectiveCamera.prototype=Object.create(THREE.Camera.prototype);THREE.PerspectiveCamera.prototype.setLens=function(a,b){void 0===b&&(b=24);this.fov=2*THREE.Math.radToDeg(Math.atan(b/(2*a)));this.updateProjectionMatrix()};
 THREE.PerspectiveCamera.prototype.setViewOffset=function(a,b,c,d,e,f){this.fullWidth=a;this.fullHeight=b;this.x=c;this.y=d;this.width=e;this.height=f;this.updateProjectionMatrix()};