// ThreeCanvas.js r44 - http://github.com/mrdoob/three.js var THREE=THREE||{};if(!window.Int32Array)window.Int32Array=Array,window.Float32Array=Array;THREE.Color=function(a){a!==void 0&&this.setHex(a);return this}; THREE.Color.prototype={constructor:THREE.Color,r:1,g:1,b:1,copy:function(a){this.r=a.r;this.g=a.g;this.b=a.b;return this},setRGB:function(a,b,c){this.r=a;this.g=b;this.b=c;return this},setHSV:function(a,b,c){var d,f,g;if(c==0)this.r=this.g=this.b=0;else switch(d=Math.floor(a*6),f=a*6-d,a=c*(1-b),g=c*(1-b*f),b=c*(1-b*(1-f)),d){case 1:this.r=g;this.g=c;this.b=a;break;case 2:this.r=a;this.g=c;this.b=b;break;case 3:this.r=a;this.g=g;this.b=c;break;case 4:this.r=b;this.g=a;this.b=c;break;case 5:this.r= c;this.g=a;this.b=g;break;case 6:case 0:this.r=c,this.g=b,this.b=a}return this},setHex:function(a){a=Math.floor(a);this.r=(a>>16&255)/255;this.g=(a>>8&255)/255;this.b=(a&255)/255;return this},getHex:function(){return~~(this.r*255)<<16^~~(this.g*255)<<8^~~(this.b*255)},getContextStyle:function(){return"rgb("+Math.floor(this.r*255)+","+Math.floor(this.g*255)+","+Math.floor(this.b*255)+")"},clone:function(){return(new THREE.Color).setRGB(this.r,this.g,this.b)}}; 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},copy:function(a){this.x=a.x;this.y=a.y;return this},clone:function(){return new THREE.Vector2(this.x,this.y)},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this},addSelf:function(a){this.x+=a.x;this.y+=a.y;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this},subSelf:function(a){this.x-=a.x;this.y-=a.y;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;return this}, divideScalar:function(a){a?(this.x/=a,this.y/=a):this.set(0,0);return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y},lengthSq:function(){return this.x*this.x+this.y*this.y},length:function(){return Math.sqrt(this.lengthSq())},normalize:function(){return this.divideScalar(this.length())},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x,a=this.y-a.y;return b*b+a*a},setLength:function(a){return this.normalize().multiplyScalar(a)}, equals:function(a){return a.x==this.x&&a.y==this.y}};THREE.Vector3=function(a,b,c){this.x=a||0;this.y=b||0;this.z=c||0}; THREE.Vector3.prototype={constructor:THREE.Vector3,set:function(a,b,c){this.x=a;this.y=b;this.z=c;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},clone:function(){return new THREE.Vector3(this.x,this.y,this.z)},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this},addSelf:function(a){this.x+=a.x;this.y+=a.y;this.z+=a.z;return this},addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z= a.z-b.z;return this},subSelf:function(a){this.x-=a.x;this.y-=a.y;this.z-=a.z;return this},multiply:function(a,b){this.x=a.x*b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},multiplySelf:function(a){this.x*=a.x;this.y*=a.y;this.z*=a.z;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;this.z*=a;return this},divideSelf:function(a){this.x/=a.x;this.y/=a.y;this.z/=a.z;return this},divideScalar:function(a){a?(this.x/=a,this.y/=a,this.z/=a):this.set(0,0,0);return this},negate:function(){return this.multiplyScalar(-1)}, dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.lengthSq())},lengthManhattan:function(){return this.x+this.y+this.z},normalize:function(){return this.divideScalar(this.length())},setLength:function(a){return this.normalize().multiplyScalar(a)},cross:function(a,b){this.x=a.y*b.z-a.z*b.y;this.y=a.z*b.x-a.x*b.z;this.z=a.x*b.y-a.y*b.x;return this},crossSelf:function(a){return this.set(this.y* a.z-this.z*a.y,this.z*a.x-this.x*a.z,this.x*a.y-this.y*a.x)},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){return(new THREE.Vector3).sub(this,a).lengthSq()},setPositionFromMatrix:function(a){this.x=a.n14;this.y=a.n24;this.z=a.n34},setRotationFromMatrix:function(a){var b=Math.cos(this.y);this.y=Math.asin(a.n13);Math.abs(b)>1.0E-5?(this.x=Math.atan2(-a.n23/b,a.n33/b),this.z=Math.atan2(-a.n12/b,a.n11/b)):(this.x=0,this.z=Math.atan2(a.n21,a.n22))},isZero:function(){return this.lengthSq()< 1.0E-4}};THREE.Vector4=function(a,b,c,d){this.x=a||0;this.y=b||0;this.z=c||0;this.w=d||1}; THREE.Vector4.prototype={constructor:THREE.Vector4,set:function(a,b,c,d){this.x=a;this.y=b;this.z=c;this.w=d;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=a.w||1},clone:function(){return new THREE.Vector4(this.x,this.y,this.z,this.w)},add:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;this.w=a.w+b.w;return this},addSelf:function(a){this.x+=a.x;this.y+=a.y;this.z+=a.z;this.w+=a.w;return this},sub:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;this.w= a.w-b.w;return this},subSelf:function(a){this.x-=a.x;this.y-=a.y;this.z-=a.z;this.w-=a.w;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;this.z*=a;this.w*=a;return this},divideScalar:function(a){a?(this.x/=a,this.y/=a,this.z/=a,this.w/=a):(this.z=this.y=this.x=0,this.w=1);return this},negate:function(){return this.multiplyScalar(-1)},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z+this.w*a.w},lengthSq:function(){return this.dot(this)},length:function(){return Math.sqrt(this.lengthSq())}, normalize:function(){return this.divideScalar(this.length())},setLength:function(a){return this.normalize().multiplyScalar(a)},lerpSelf:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;this.w+=(a.w-this.w)*b;return this}};THREE.Ray=function(a,b){this.origin=a||new THREE.Vector3;this.direction=b||new THREE.Vector3}; THREE.Ray.prototype={constructor:THREE.Ray,intersectScene:function(a){return this.intersectObjects(a.objects)},intersectObjects:function(a){var b,c,d=[];b=0;for(c=a.length;b0&&a>0&&e+a<1}if(a instanceof THREE.Particle){var d=b(this.origin,this.direction,a.matrixWorld.getPosition());if(d==null||d>a.scale.x)return[];return[{distance:d,point:a.position,face:null,object:a}]}else if(a instanceof THREE.Mesh){d=b(this.origin,this.direction,a.matrixWorld.getPosition());if(d==null||d>a.geometry.boundingSphere.radius*Math.max(a.scale.x, Math.max(a.scale.y,a.scale.z)))return[];var f,g,e,h,j,l,o,i,m,k,p=a.geometry,r=p.vertices,u=[],d=0;for(f=p.faces.length;d0:i<0)))if(i=o.dot((new THREE.Vector3).sub(e,m))/i,m=m.addSelf(k.multiplyScalar(i)),g instanceof THREE.Face3)c(m,e,h,j)&&(g={distance:this.origin.distanceTo(m),point:m,face:g,object:a},u.push(g));else if(g instanceof THREE.Face4&&(c(m,e,h,l)||c(m,h,j,l)))g={distance:this.origin.distanceTo(m),point:m,face:g,object:a},u.push(g);u.sort(function(a,b){return a.distance-b.distance});return u}else return[]}}; THREE.Rectangle=function(){function a(){g=d-b;e=f-c}var b,c,d,f,g,e,h=!0;this.getX=function(){return b};this.getY=function(){return c};this.getWidth=function(){return g};this.getHeight=function(){return e};this.getLeft=function(){return b};this.getTop=function(){return c};this.getRight=function(){return d};this.getBottom=function(){return f};this.set=function(e,g,o,i){h=!1;b=e;c=g;d=o;f=i;a()};this.addPoint=function(e,g){h?(h=!1,b=e,c=g,d=e,f=g):(b=be?d:e,f=f>g?f:g);a()};this.add3Points= function(e,g,o,i,m,k){h?(h=!1,b=eo?e>m?e:m:o>m?o:m,f=g>i?g>k?g:k:i>k?i:k):(b=eo?e>m?e>d?e:d:m>d?m:d:o>m?o>d?o:d:m>d?m:d,f=g>i?g>k?g>f?g:f:k>f?k:f:i>k?i>f?i:f:k>f?k:f);a()};this.addRectangle=function(e){h?(h=!1,b=e.getLeft(),c=e.getTop(),d=e.getRight(),f=e.getBottom()):(b=be.getRight()?d:e.getRight(),f=f> e.getBottom()?f:e.getBottom());a()};this.inflate=function(e){b-=e;c-=e;d+=e;f+=e;a()};this.minSelf=function(e){b=b>e.getLeft()?b:e.getLeft();c=c>e.getTop()?c:e.getTop();d=d=0&&Math.min(f,a.getBottom())-Math.max(c,a.getTop())>=0};this.empty=function(){h=!0;f=d=c=b=0;a()};this.isEmpty=function(){return h}};THREE.Matrix3=function(){this.m=[]}; THREE.Matrix3.prototype={constructor:THREE.Matrix3,transpose:function(){var a,b=this.m;a=b[1];b[1]=b[3];b[3]=a;a=b[2];b[2]=b[6];b[6]=a;a=b[5];b[5]=b[7];b[7]=a;return this},transposeIntoArray:function(a){var b=this.m;a[0]=b[0];a[1]=b[3];a[2]=b[6];a[3]=b[1];a[4]=b[4];a[5]=b[7];a[6]=b[2];a[7]=b[5];a[8]=b[8];return this}};THREE.Matrix4=function(a,b,c,d,f,g,e,h,j,l,o,i,m,k,p,r){this.set(a||1,b||0,c||0,d||0,f||0,g||1,e||0,h||0,j||0,l||0,o||1,i||0,m||0,k||0,p||0,r||1);this.flat=Array(16);this.m33=new THREE.Matrix3}; THREE.Matrix4.prototype={constructor:THREE.Matrix4,set:function(a,b,c,d,f,g,e,h,j,l,o,i,m,k,p,r){this.n11=a;this.n12=b;this.n13=c;this.n14=d;this.n21=f;this.n22=g;this.n23=e;this.n24=h;this.n31=j;this.n32=l;this.n33=o;this.n34=i;this.n41=m;this.n42=k;this.n43=p;this.n44=r;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},copy:function(a){this.set(a.n11,a.n12,a.n13,a.n14,a.n21,a.n22,a.n23,a.n24,a.n31,a.n32,a.n33,a.n34,a.n41,a.n42,a.n43,a.n44);return this},lookAt:function(a, b,c){var d=THREE.Matrix4.__v1,f=THREE.Matrix4.__v2,g=THREE.Matrix4.__v3;g.sub(a,b).normalize();if(g.length()===0)g.z=1;d.cross(c,g).normalize();d.length()===0&&(g.x+=1.0E-4,d.cross(c,g).normalize());f.cross(g,d).normalize();this.n11=d.x;this.n12=f.x;this.n13=g.x;this.n21=d.y;this.n22=f.y;this.n23=g.y;this.n31=d.z;this.n32=f.z;this.n33=g.z;return this},multiplyVector3:function(a){var b=a.x,c=a.y,d=a.z,f=1/(this.n41*b+this.n42*c+this.n43*d+this.n44);a.x=(this.n11*b+this.n12*c+this.n13*d+this.n14)*f; a.y=(this.n21*b+this.n22*c+this.n23*d+this.n24)*f;a.z=(this.n31*b+this.n32*c+this.n33*d+this.n34)*f;return a},multiplyVector4:function(a){var b=a.x,c=a.y,d=a.z,f=a.w;a.x=this.n11*b+this.n12*c+this.n13*d+this.n14*f;a.y=this.n21*b+this.n22*c+this.n23*d+this.n24*f;a.z=this.n31*b+this.n32*c+this.n33*d+this.n34*f;a.w=this.n41*b+this.n42*c+this.n43*d+this.n44*f;return a},rotateAxis:function(a){var b=a.x,c=a.y,d=a.z;a.x=b*this.n11+c*this.n12+d*this.n13;a.y=b*this.n21+c*this.n22+d*this.n23;a.z=b*this.n31+ c*this.n32+d*this.n33;a.normalize();return a},crossVector:function(a){var b=new THREE.Vector4;b.x=this.n11*a.x+this.n12*a.y+this.n13*a.z+this.n14*a.w;b.y=this.n21*a.x+this.n22*a.y+this.n23*a.z+this.n24*a.w;b.z=this.n31*a.x+this.n32*a.y+this.n33*a.z+this.n34*a.w;b.w=a.w?this.n41*a.x+this.n42*a.y+this.n43*a.z+this.n44*a.w:1;return b},multiply:function(a,b){var c=a.n11,d=a.n12,f=a.n13,g=a.n14,e=a.n21,h=a.n22,j=a.n23,l=a.n24,o=a.n31,i=a.n32,m=a.n33,k=a.n34,p=a.n41,r=a.n42,u=a.n43,s=a.n44,K=b.n11,P=b.n12, y=b.n13,L=b.n14,M=b.n21,q=b.n22,n=b.n23,z=b.n24,A=b.n31,R=b.n32,S=b.n33,E=b.n34,I=b.n41,G=b.n42,H=b.n43,N=b.n44;this.n11=c*K+d*M+f*A+g*I;this.n12=c*P+d*q+f*R+g*G;this.n13=c*y+d*n+f*S+g*H;this.n14=c*L+d*z+f*E+g*N;this.n21=e*K+h*M+j*A+l*I;this.n22=e*P+h*q+j*R+l*G;this.n23=e*y+h*n+j*S+l*H;this.n24=e*L+h*z+j*E+l*N;this.n31=o*K+i*M+m*A+k*I;this.n32=o*P+i*q+m*R+k*G;this.n33=o*y+i*n+m*S+k*H;this.n34=o*L+i*z+m*E+k*N;this.n41=p*K+r*M+u*A+s*I;this.n42=p*P+r*q+u*R+s*G;this.n43=p*y+r*n+u*S+s*H;this.n44=p*L+r* z+u*E+s*N;return this},multiplyToArray:function(a,b,c){this.multiply(a,b);c[0]=this.n11;c[1]=this.n21;c[2]=this.n31;c[3]=this.n41;c[4]=this.n12;c[5]=this.n22;c[6]=this.n32;c[7]=this.n42;c[8]=this.n13;c[9]=this.n23;c[10]=this.n33;c[11]=this.n43;c[12]=this.n14;c[13]=this.n24;c[14]=this.n34;c[15]=this.n44;return this},multiplySelf:function(a){this.multiply(this,a);return this},multiplyScalar:function(a){this.n11*=a;this.n12*=a;this.n13*=a;this.n14*=a;this.n21*=a;this.n22*=a;this.n23*=a;this.n24*=a;this.n31*= a;this.n32*=a;this.n33*=a;this.n34*=a;this.n41*=a;this.n42*=a;this.n43*=a;this.n44*=a;return this},determinant:function(){var a=this.n11,b=this.n12,c=this.n13,d=this.n14,f=this.n21,g=this.n22,e=this.n23,h=this.n24,j=this.n31,l=this.n32,o=this.n33,i=this.n34,m=this.n41,k=this.n42,p=this.n43,r=this.n44;return d*e*l*m-c*h*l*m-d*g*o*m+b*h*o*m+c*g*i*m-b*e*i*m-d*e*j*k+c*h*j*k+d*f*o*k-a*h*o*k-c*f*i*k+a*e*i*k+d*g*j*p-b*h*j*p-d*f*l*p+a*h*l*p+b*f*i*p-a*g*i*p-c*g*j*r+b*e*j*r+c*f*l*r-a*e*l*r-b*f*o*r+a*g*o*r}, transpose:function(){var a;a=this.n21;this.n21=this.n12;this.n12=a;a=this.n31;this.n31=this.n13;this.n13=a;a=this.n32;this.n32=this.n23;this.n23=a;a=this.n41;this.n41=this.n14;this.n14=a;a=this.n42;this.n42=this.n24;this.n24=a;a=this.n43;this.n43=this.n34;this.n43=a;return this},clone:function(){var a=new THREE.Matrix4;a.n11=this.n11;a.n12=this.n12;a.n13=this.n13;a.n14=this.n14;a.n21=this.n21;a.n22=this.n22;a.n23=this.n23;a.n24=this.n24;a.n31=this.n31;a.n32=this.n32;a.n33=this.n33;a.n34=this.n34; a.n41=this.n41;a.n42=this.n42;a.n43=this.n43;a.n44=this.n44;return a},flatten:function(){this.flat[0]=this.n11;this.flat[1]=this.n21;this.flat[2]=this.n31;this.flat[3]=this.n41;this.flat[4]=this.n12;this.flat[5]=this.n22;this.flat[6]=this.n32;this.flat[7]=this.n42;this.flat[8]=this.n13;this.flat[9]=this.n23;this.flat[10]=this.n33;this.flat[11]=this.n43;this.flat[12]=this.n14;this.flat[13]=this.n24;this.flat[14]=this.n34;this.flat[15]=this.n44;return this.flat},flattenToArray:function(a){a[0]=this.n11; a[1]=this.n21;a[2]=this.n31;a[3]=this.n41;a[4]=this.n12;a[5]=this.n22;a[6]=this.n32;a[7]=this.n42;a[8]=this.n13;a[9]=this.n23;a[10]=this.n33;a[11]=this.n43;a[12]=this.n14;a[13]=this.n24;a[14]=this.n34;a[15]=this.n44;return a},flattenToArrayOffset:function(a,b){a[b]=this.n11;a[b+1]=this.n21;a[b+2]=this.n31;a[b+3]=this.n41;a[b+4]=this.n12;a[b+5]=this.n22;a[b+6]=this.n32;a[b+7]=this.n42;a[b+8]=this.n13;a[b+9]=this.n23;a[b+10]=this.n33;a[b+11]=this.n43;a[b+12]=this.n14;a[b+13]=this.n24;a[b+14]=this.n34; a[b+15]=this.n44;return a},setTranslation:function(a,b,c){this.set(1,0,0,a,0,1,0,b,0,0,1,c,0,0,0,1);return this},setScale:function(a,b,c){this.set(a,0,0,0,0,b,0,0,0,0,c,0,0,0,0,1);return this},setRotationX:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(1,0,0,0,0,b,-a,0,0,a,b,0,0,0,0,1);return this},setRotationY:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(b,0,a,0,0,1,0,0,-a,0,b,0,0,0,0,1);return this},setRotationZ:function(a){var b=Math.cos(a),a=Math.sin(a);this.set(b,-a,0,0,a,b,0,0, 0,0,1,0,0,0,0,1);return this},setRotationAxis:function(a,b){var c=Math.cos(b),d=Math.sin(b),f=1-c,g=a.x,e=a.y,h=a.z,j=f*g,l=f*e;this.set(j*g+c,j*e-d*h,j*h+d*e,0,j*e+d*h,l*e+c,l*h-d*g,0,j*h-d*e,l*h+d*g,f*h*h+c,0,0,0,0,1);return this},setPosition:function(a){this.n14=a.x;this.n24=a.y;this.n34=a.z;return this},getPosition:function(){if(!this.position)this.position=new THREE.Vector3;this.position.set(this.n14,this.n24,this.n34);return this.position},getColumnX:function(){if(!this.columnX)this.columnX= new THREE.Vector3;this.columnX.set(this.n11,this.n21,this.n31);return this.columnX},getColumnY:function(){if(!this.columnY)this.columnY=new THREE.Vector3;this.columnY.set(this.n12,this.n22,this.n32);return this.columnY},getColumnZ:function(){if(!this.columnZ)this.columnZ=new THREE.Vector3;this.columnZ.set(this.n13,this.n23,this.n33);return this.columnZ},setRotationFromEuler:function(a,b){var c=a.x,d=a.y,f=a.z,g=Math.cos(c),c=Math.sin(c),e=Math.cos(d),d=Math.sin(d),h=Math.cos(f),f=Math.sin(f);switch(b){case "YXZ":var j= e*h,l=e*f,o=d*h,i=d*f;this.n11=j+i*c;this.n12=o*c-l;this.n13=g*d;this.n21=g*f;this.n22=g*h;this.n23=-c;this.n31=l*c-o;this.n32=i+j*c;this.n33=g*e;break;case "ZXY":j=e*h;l=e*f;o=d*h;i=d*f;this.n11=j-i*c;this.n12=-g*f;this.n13=o+l*c;this.n21=l+o*c;this.n22=g*h;this.n23=i-j*c;this.n31=-g*d;this.n32=c;this.n33=g*e;break;case "ZYX":j=g*h;l=g*f;o=c*h;i=c*f;this.n11=e*h;this.n12=o*d-l;this.n13=j*d+i;this.n21=e*f;this.n22=i*d+j;this.n23=l*d-o;this.n31=-d;this.n32=c*e;this.n33=g*e;break;case "YZX":j=g*e;l= g*d;o=c*e;i=c*d;this.n11=e*h;this.n12=i-j*f;this.n13=o*f+l;this.n21=f;this.n22=g*h;this.n23=-c*h;this.n31=-d*h;this.n32=l*f+o;this.n33=j-i*f;break;case "XZY":j=g*e;l=g*d;o=c*e;i=c*d;this.n11=e*h;this.n12=-f;this.n13=d*h;this.n21=j*f+i;this.n22=g*h;this.n23=l*f-o;this.n31=o*f-l;this.n32=c*h;this.n33=i*f+j;break;default:j=g*h,l=g*f,o=c*h,i=c*f,this.n11=e*h,this.n12=-e*f,this.n13=d,this.n21=l+o*d,this.n22=j-i*d,this.n23=-c*e,this.n31=i-j*d,this.n32=o+l*d,this.n33=g*e}return this},setRotationFromQuaternion:function(a){var b= a.x,c=a.y,d=a.z,f=a.w,g=b+b,e=c+c,h=d+d,a=b*g,j=b*e;b*=h;var l=c*e;c*=h;d*=h;g*=f;e*=f;f*=h;this.n11=1-(l+d);this.n12=j-f;this.n13=b+e;this.n21=j+f;this.n22=1-(a+d);this.n23=c-g;this.n31=b-e;this.n32=c+g;this.n33=1-(a+l);return this},scale:function(a){var b=a.x,c=a.y,a=a.z;this.n11*=b;this.n12*=c;this.n13*=a;this.n21*=b;this.n22*=c;this.n23*=a;this.n31*=b;this.n32*=c;this.n33*=a;this.n41*=b;this.n42*=c;this.n43*=a;return this},compose:function(a,b,c){var d=THREE.Matrix4.__m1,f=THREE.Matrix4.__m2; d.identity();d.setRotationFromQuaternion(b);f.setScale(c.x,c.y,c.z);this.multiply(d,f);this.n14=a.x;this.n24=a.y;this.n34=a.z;return this},decompose:function(a,b,c){var d=THREE.Matrix4.__v1,f=THREE.Matrix4.__v2,g=THREE.Matrix4.__v3;d.set(this.n11,this.n21,this.n31);f.set(this.n12,this.n22,this.n32);g.set(this.n13,this.n23,this.n33);a=a instanceof THREE.Vector3?a:new THREE.Vector3;b=b instanceof THREE.Quaternion?b:new THREE.Quaternion;c=c instanceof THREE.Vector3?c:new THREE.Vector3;c.x=d.length(); c.y=f.length();c.z=g.length();a.x=this.n14;a.y=this.n24;a.z=this.n34;d=THREE.Matrix4.__m1;d.copy(this);d.n11/=c.x;d.n21/=c.x;d.n31/=c.x;d.n12/=c.y;d.n22/=c.y;d.n32/=c.y;d.n13/=c.z;d.n23/=c.z;d.n33/=c.z;b.setFromRotationMatrix(d);return[a,b,c]},extractPosition:function(a){this.n14=a.n14;this.n24=a.n24;this.n34=a.n34},extractRotation:function(a,b){var c=1/b.x,d=1/b.y,f=1/b.z;this.n11=a.n11*c;this.n21=a.n21*c;this.n31=a.n31*c;this.n12=a.n12*d;this.n22=a.n22*d;this.n32=a.n32*d;this.n13=a.n13*f;this.n23= a.n23*f;this.n33=a.n33*f}}; THREE.Matrix4.makeInvert=function(a,b){var c=a.n11,d=a.n12,f=a.n13,g=a.n14,e=a.n21,h=a.n22,j=a.n23,l=a.n24,o=a.n31,i=a.n32,m=a.n33,k=a.n34,p=a.n41,r=a.n42,u=a.n43,s=a.n44;b===void 0&&(b=new THREE.Matrix4);b.n11=j*k*r-l*m*r+l*i*u-h*k*u-j*i*s+h*m*s;b.n12=g*m*r-f*k*r-g*i*u+d*k*u+f*i*s-d*m*s;b.n13=f*l*r-g*j*r+g*h*u-d*l*u-f*h*s+d*j*s;b.n14=g*j*i-f*l*i-g*h*m+d*l*m+f*h*k-d*j*k;b.n21=l*m*p-j*k*p-l*o*u+e*k*u+j*o*s-e*m*s;b.n22=f*k*p-g*m*p+g*o*u-c*k*u-f*o*s+c*m*s;b.n23=g*j*p-f*l*p-g*e*u+c*l*u+f*e*s-c*j*s;b.n24= f*l*o-g*j*o+g*e*m-c*l*m-f*e*k+c*j*k;b.n31=h*k*p-l*i*p+l*o*r-e*k*r-h*o*s+e*i*s;b.n32=g*i*p-d*k*p-g*o*r+c*k*r+d*o*s-c*i*s;b.n33=f*l*p-g*h*p+g*e*r-c*l*r-d*e*s+c*h*s;b.n34=g*h*o-d*l*o-g*e*i+c*l*i+d*e*k-c*h*k;b.n41=j*i*p-h*m*p-j*o*r+e*m*r+h*o*u-e*i*u;b.n42=d*m*p-f*i*p+f*o*r-c*m*r-d*o*u+c*i*u;b.n43=f*h*p-d*j*p-f*e*r+c*j*r+d*e*u-c*h*u;b.n44=d*j*o-f*h*o+f*e*i-c*j*i-d*e*m+c*h*m;b.multiplyScalar(1/a.determinant());return b}; THREE.Matrix4.makeInvert3x3=function(a){var b=a.m33,c=b.m,d=a.n33*a.n22-a.n32*a.n23,f=-a.n33*a.n21+a.n31*a.n23,g=a.n32*a.n21-a.n31*a.n22,e=-a.n33*a.n12+a.n32*a.n13,h=a.n33*a.n11-a.n31*a.n13,j=-a.n32*a.n11+a.n31*a.n12,l=a.n23*a.n12-a.n22*a.n13,o=-a.n23*a.n11+a.n21*a.n13,i=a.n22*a.n11-a.n21*a.n12,a=a.n11*d+a.n21*e+a.n31*l;a==0&&console.error("THREE.Matrix4.makeInvert3x3: Matrix not invertible.");a=1/a;c[0]=a*d;c[1]=a*f;c[2]=a*g;c[3]=a*e;c[4]=a*h;c[5]=a*j;c[6]=a*l;c[7]=a*o;c[8]=a*i;return b}; THREE.Matrix4.makeFrustum=function(a,b,c,d,f,g){var e;e=new THREE.Matrix4;e.n11=2*f/(b-a);e.n12=0;e.n13=(b+a)/(b-a);e.n14=0;e.n21=0;e.n22=2*f/(d-c);e.n23=(d+c)/(d-c);e.n24=0;e.n31=0;e.n32=0;e.n33=-(g+f)/(g-f);e.n34=-2*g*f/(g-f);e.n41=0;e.n42=0;e.n43=-1;e.n44=0;return e};THREE.Matrix4.makePerspective=function(a,b,c,d){var f,a=c*Math.tan(a*Math.PI/360);f=-a;return THREE.Matrix4.makeFrustum(f*b,a*b,f,a,c,d)}; THREE.Matrix4.makeOrtho=function(a,b,c,d,f,g){var e,h,j,l;e=new THREE.Matrix4;h=b-a;j=c-d;l=g-f;e.n11=2/h;e.n12=0;e.n13=0;e.n14=-((b+a)/h);e.n21=0;e.n22=2/j;e.n23=0;e.n24=-((c+d)/j);e.n31=0;e.n32=0;e.n33=-2/l;e.n34=-((g+f)/l);e.n41=0;e.n42=0;e.n43=0;e.n44=1;return e};THREE.Matrix4.__v1=new THREE.Vector3;THREE.Matrix4.__v2=new THREE.Vector3;THREE.Matrix4.__v3=new THREE.Vector3;THREE.Matrix4.__m1=new THREE.Matrix4;THREE.Matrix4.__m2=new THREE.Matrix4; THREE.Object3D=function(){this.id=THREE.Object3DCount++;this.name="";this.parent=void 0;this.children=[];this.up=new THREE.Vector3(0,1,0);this.position=new THREE.Vector3;this.rotation=new THREE.Vector3;this.eulerOrder="XYZ";this.scale=new THREE.Vector3(1,1,1);this.flipSided=this.doubleSided=this.dynamic=!1;this.renderDepth=null;this.rotationAutoUpdate=!0;this.matrix=new THREE.Matrix4;this.matrixWorld=new THREE.Matrix4;this.matrixRotationWorld=new THREE.Matrix4;this.matrixWorldNeedsUpdate=this.matrixAutoUpdate= !0;this.quaternion=new THREE.Quaternion;this.useQuaternion=!1;this.boundRadius=0;this.boundRadiusScale=1;this.visible=!0;this.receiveShadow=this.castShadow=!1;this.frustumCulled=!0;this._vector=new THREE.Vector3}; THREE.Object3D.prototype={constructor:THREE.Object3D,translate:function(a,b){this.matrix.rotateAxis(b);this.position.addSelf(b.multiplyScalar(a))},translateX:function(a){this.translate(a,this._vector.set(1,0,0))},translateY:function(a){this.translate(a,this._vector.set(0,1,0))},translateZ:function(a){this.translate(a,this._vector.set(0,0,1))},lookAt:function(a){this.matrix.lookAt(a,this.position,this.up);this.rotationAutoUpdate&&this.rotation.setRotationFromMatrix(this.matrix)},addChild:function(a){if(this.children.indexOf(a)=== -1){a.parent!==void 0&&a.parent.removeChild(a);a.parent=this;this.children.push(a);for(var b=this;b.parent!==void 0;)b=b.parent;b!==void 0&&b instanceof THREE.Scene&&b.addChildRecurse(a)}},removeChild:function(a){var b=this.children.indexOf(a);if(b!==-1)a.parent=void 0,this.children.splice(b,1)},getChildByName:function(a,b){var c,d,f;c=0;for(d=this.children.length;c=0&&f>=0&&g>=0&&h>=0?!0:e<0&&f<0||g<0&&h<0?!1:(e<0?c=Math.max(c,e/(e-f)):f<0&&(d=Math.min(d,e/(e-f))),g<0?c=Math.max(c,g/(g-h)):h<0&&(d=Math.min(d,g/(g-h))),dH&&e.positionScreen.z0&&q.z<1))B=P[K]=P[K]||new THREE.RenderableParticle,K++,s=B,s.x=q.x/q.w,s.y=q.y/q.w,s.z=q.z,s.rotation=t.rotation.z,s.scale.x=t.scale.x*Math.abs(s.x-(q.x+f.projectionMatrix.n11)/(q.w+f.projectionMatrix.n14)),s.scale.y=t.scale.y*Math.abs(s.y-(q.y+ f.projectionMatrix.n22)/(q.w+f.projectionMatrix.n24)),s.materials=t.materials,L.push(s);g&&L.sort(b);return L}};THREE.Quaternion=function(a,b,c,d){this.set(a||0,b||0,c||0,d!==void 0?d:1)}; THREE.Quaternion.prototype={constructor:THREE.Quaternion,set:function(a,b,c,d){this.x=a;this.y=b;this.z=c;this.w=d;return this},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=a.w;return this},setFromEuler:function(a){var b=0.5*Math.PI/360,c=a.x*b,d=a.y*b,f=a.z*b,a=Math.cos(d),d=Math.sin(d),b=Math.cos(-f),f=Math.sin(-f),g=Math.cos(c),c=Math.sin(c),e=a*b,h=d*f;this.w=e*g-h*c;this.x=e*c+h*g;this.y=d*b*g+a*f*c;this.z=a*f*g-d*b*c;return this},setFromAxisAngle:function(a,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=Math.cos(c);return this},setFromRotationMatrix:function(a){var b=Math.pow(a.determinant(),1/3);this.w=Math.sqrt(Math.max(0,b+a.n11+a.n22+a.n33))/2;this.x=Math.sqrt(Math.max(0,b+a.n11-a.n22-a.n33))/2;this.y=Math.sqrt(Math.max(0,b-a.n11+a.n22-a.n33))/2;this.z=Math.sqrt(Math.max(0,b-a.n11-a.n22+a.n33))/2;this.x=a.n32-a.n23<0?-Math.abs(this.x):Math.abs(this.x);this.y=a.n13-a.n31<0?-Math.abs(this.y):Math.abs(this.y);this.z=a.n21-a.n12<0?-Math.abs(this.z):Math.abs(this.z); this.normalize();return this},calculateW:function(){this.w=-Math.sqrt(Math.abs(1-this.x*this.x-this.y*this.y-this.z*this.z));return this},inverse:function(){this.x*=-1;this.y*=-1;this.z*=-1;return this},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=Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w);a==0?this.w=this.z=this.y=this.x=0:(a=1/a,this.x*=a,this.y*=a,this.z*=a,this.w*=a);return this},multiplySelf:function(a){var b= this.x,c=this.y,d=this.z,f=this.w,g=a.x,e=a.y,h=a.z,a=a.w;this.x=b*a+f*g+c*h-d*e;this.y=c*a+f*e+d*g-b*h;this.z=d*a+f*h+b*e-c*g;this.w=f*a-b*g-c*e-d*h;return this},multiply:function(a,b){this.x=a.x*b.w+a.y*b.z-a.z*b.y+a.w*b.x;this.y=-a.x*b.z+a.y*b.w+a.z*b.x+a.w*b.y;this.z=a.x*b.y-a.y*b.x+a.z*b.w+a.w*b.z;this.w=-a.x*b.x-a.y*b.y-a.z*b.z+a.w*b.w;return this},multiplyVector3:function(a,b){b||(b=a);var c=a.x,d=a.y,f=a.z,g=this.x,e=this.y,h=this.z,j=this.w,l=j*c+e*f-h*d,o=j*d+h*c-g*f,i=j*f+g*d-e*c,c=-g* c-e*d-h*f;b.x=l*j+c*-g+o*-h-i*-e;b.y=o*j+c*-e+i*-g-l*-h;b.z=i*j+c*-h+l*-e-o*-g;return b}};THREE.Quaternion.slerp=function(a,b,c,d){var f=a.w*b.w+a.x*b.x+a.y*b.y+a.z*b.z;if(Math.abs(f)>=1)return c.w=a.w,c.x=a.x,c.y=a.y,c.z=a.z,c;var g=Math.acos(f),e=Math.sqrt(1-f*f);if(Math.abs(e)<0.001)return c.w=0.5*(a.w+b.w),c.x=0.5*(a.x+b.x),c.y=0.5*(a.y+b.y),c.z=0.5*(a.z+b.z),c;f=Math.sin((1-d)*g)/e;d=Math.sin(d*g)/e;c.w=a.w*f+b.w*d;c.x=a.x*f+b.x*d;c.y=a.y*f+b.y*d;c.z=a.z*f+b.z*d;return c}; THREE.Vertex=function(a){this.position=a||new THREE.Vector3};THREE.Face3=function(a,b,c,d,f,g){this.a=a;this.b=b;this.c=c;this.normal=d instanceof THREE.Vector3?d:new THREE.Vector3;this.vertexNormals=d instanceof Array?d:[];this.color=f instanceof THREE.Color?f:new THREE.Color;this.vertexColors=f instanceof Array?f:[];this.vertexTangents=[];this.materials=g instanceof Array?g:[g];this.centroid=new THREE.Vector3}; THREE.Face4=function(a,b,c,d,f,g,e){this.a=a;this.b=b;this.c=c;this.d=d;this.normal=f instanceof THREE.Vector3?f:new THREE.Vector3;this.vertexNormals=f instanceof Array?f:[];this.color=g instanceof THREE.Color?g:new THREE.Color;this.vertexColors=g instanceof Array?g:[];this.vertexTangents=[];this.materials=e instanceof Array?e:[e];this.centroid=new THREE.Vector3};THREE.UV=function(a,b){this.u=a||0;this.v=b||0}; THREE.UV.prototype={constructor:THREE.UV,set:function(a,b){this.u=a;this.v=b;return this},copy:function(a){this.u=a.u;this.v=a.v;return this},clone:function(){return new THREE.UV(this.u,this.v)}}; THREE.Geometry=function(){this.id=THREE.GeometryCount++;this.vertices=[];this.colors=[];this.faces=[];this.edges=[];this.faceUvs=[[]];this.faceVertexUvs=[[]];this.morphTargets=[];this.morphColors=[];this.skinWeights=[];this.skinIndices=[];this.boundingSphere=this.boundingBox=null;this.dynamic=this.hasTangents=!1}; THREE.Geometry.prototype={constructor:THREE.Geometry,computeCentroids:function(){var a,b,c;a=0;for(b=this.faces.length;a0){this.boundingBox={x:[this.vertices[0].position.x,this.vertices[0].position.x],y:[this.vertices[0].position.y,this.vertices[0].position.y],z:[this.vertices[0].position.z,this.vertices[0].position.z]};for(var b=1,c=this.vertices.length;bthis.boundingBox.x[1])this.boundingBox.x[1]=a.position.x;if(a.position.ythis.boundingBox.y[1])this.boundingBox.y[1]=a.position.y;if(a.position.zthis.boundingBox.z[1])this.boundingBox.z[1]=a.position.z}}},computeBoundingSphere:function(){for(var a=0,b=0,c=this.vertices.length;b0&&(c(THREE.NormalBlending),b(1),f("rgba("+Math.floor(p.r*255)+","+Math.floor(p.g*255)+","+Math.floor(p.b* 255)+","+r+")"),k.fillRect(Math.floor(Z.getX()),Math.floor(Z.getY()),Math.floor(Z.getWidth()),Math.floor(Z.getHeight()))),Z.empty())};this.render=function(a,l){function j(a){var b,c,d,f=a.lights;$.setRGB(0,0,0);sa.setRGB(0,0,0);ta.setRGB(0,0,0);a=0;for(b=f.length;a>1,n=o.height>>1,g=e.scale.x*i,j=e.scale.y*m,h=g*Ba,l=j*n,X.set(a.x-h,a.y-l,a.x+h,a.y+l),ja.instersects(X)&&(k.save(),k.translate(a.x,a.y),k.rotate(-e.rotation),k.scale(g,-j),k.translate(-Ba,-n),k.drawImage(o,0,0),k.restore())}else g instanceof THREE.ParticleCanvasMaterial&&(h=e.scale.x*i,l=e.scale.y*m,X.set(a.x-h,a.y-l,a.x+h,a.y+l),ja.instersects(X)&&(d(g.color.getContextStyle()),f(g.color.getContextStyle()),k.save(),k.translate(a.x,a.y),k.rotate(-e.rotation),k.scale(h,l),g.program(k), k.restore()))}function r(a,e,f,g){b(g.opacity);c(g.blending);k.beginPath();k.moveTo(a.positionScreen.x,a.positionScreen.y);k.lineTo(e.positionScreen.x,e.positionScreen.y);k.closePath();if(g instanceof THREE.LineBasicMaterial){a=g.linewidth;if(y!=a)k.lineWidth=y=a;a=g.linecap;if(L!=a)k.lineCap=L=a;a=g.linejoin;if(M!=a)k.lineJoin=M=a;d(g.color.getContextStyle());k.stroke();X.inflate(g.linewidth*2)}}function s(a,d,e,f,h,k,i,j,m){g.data.vertices+=3;g.data.faces++;b(j.opacity);c(j.blending);E=a.positionScreen.x; I=a.positionScreen.y;G=d.positionScreen.x;H=d.positionScreen.y;N=e.positionScreen.x;O=e.positionScreen.y;K(E,I,G,H,N,O);if(j instanceof THREE.MeshBasicMaterial)if(j.map)j.map.mapping instanceof THREE.UVMapping&&(V=i.uvs[0],Ca(E,I,G,H,N,O,V[f].u,V[f].v,V[h].u,V[h].v,V[k].u,V[k].v,j.map));else if(j.envMap){if(j.envMap.mapping instanceof THREE.SphericalReflectionMapping)a=l.matrixWorldInverse,Q.copy(i.vertexNormalsWorld[0]),Da=(Q.x*a.n11+Q.y*a.n12+Q.z*a.n13)*0.5+0.5,Ea=-(Q.x*a.n21+Q.y*a.n22+Q.z*a.n23)* 0.5+0.5,Q.copy(i.vertexNormalsWorld[1]),Fa=(Q.x*a.n11+Q.y*a.n12+Q.z*a.n13)*0.5+0.5,Ga=-(Q.x*a.n21+Q.y*a.n22+Q.z*a.n23)*0.5+0.5,Q.copy(i.vertexNormalsWorld[2]),Ha=(Q.x*a.n11+Q.y*a.n12+Q.z*a.n13)*0.5+0.5,Ia=-(Q.x*a.n21+Q.y*a.n22+Q.z*a.n23)*0.5+0.5,Ca(E,I,G,H,N,O,Da,Ea,Fa,Ga,Ha,Ia,j.envMap)}else j.wireframe?fa(j.color,j.wireframeLinewidth,j.wireframeLinecap,j.wireframeLinejoin):ga(j.color);else if(j instanceof THREE.MeshLambertMaterial)j.map&&!j.wireframe&&(j.map.mapping instanceof THREE.UVMapping&& (V=i.uvs[0],Ca(E,I,G,H,N,O,V[f].u,V[f].v,V[h].u,V[h].v,V[k].u,V[k].v,j.map)),c(THREE.SubtractiveBlending)),za?!j.wireframe&&j.shading==THREE.SmoothShading&&i.vertexNormalsWorld.length==3?(C.r=t.r=B.r=$.r,C.g=t.g=B.g=$.g,C.b=t.b=B.b=$.b,o(m,i.v1.positionWorld,i.vertexNormalsWorld[0],C),o(m,i.v2.positionWorld,i.vertexNormalsWorld[1],t),o(m,i.v3.positionWorld,i.vertexNormalsWorld[2],B),T.r=(t.r+B.r)*0.5,T.g=(t.g+B.g)*0.5,T.b=(t.b+B.b)*0.5,aa=va(C,t,B,T),la(E,I,G,H,N,O,0,0,1,0,0,1,aa)):(ba.r=$.r,ba.g= $.g,ba.b=$.b,o(m,i.centroidWorld,i.normalWorld,ba),w.r=Math.max(0,Math.min(j.color.r*ba.r,1)),w.g=Math.max(0,Math.min(j.color.g*ba.g,1)),w.b=Math.max(0,Math.min(j.color.b*ba.b,1)),j.wireframe?fa(w,j.wireframeLinewidth,j.wireframeLinecap,j.wireframeLinejoin):ga(w)):j.wireframe?fa(j.color,j.wireframeLinewidth,j.wireframeLinecap,j.wireframeLinejoin):ga(j.color);else if(j instanceof THREE.MeshDepthMaterial)da=l.near,Y=l.far,C.r=C.g=C.b=1-ka(a.positionScreen.z,da,Y),t.r=t.g=t.b=1-ka(d.positionScreen.z, da,Y),B.r=B.g=B.b=1-ka(e.positionScreen.z,da,Y),T.r=(t.r+B.r)*0.5,T.g=(t.g+B.g)*0.5,T.b=(t.b+B.b)*0.5,aa=va(C,t,B,T),la(E,I,G,H,N,O,0,0,1,0,0,1,aa);else if(j instanceof THREE.MeshNormalMaterial)w.r=ma(i.normalWorld.x),w.g=ma(i.normalWorld.y),w.b=ma(i.normalWorld.z),j.wireframe?fa(w,j.wireframeLinewidth,j.wireframeLinecap,j.wireframeLinejoin):ga(w)}function u(a,d,e,f,h,j,k,i,m){g.data.vertices+=4;g.data.faces++;b(i.opacity);c(i.blending);if(i.map||i.envMap)s(a,d,f,0,1,3,k,i,m),s(h,e,j,1,2,3,k,i,m); else if(E=a.positionScreen.x,I=a.positionScreen.y,G=d.positionScreen.x,H=d.positionScreen.y,N=e.positionScreen.x,O=e.positionScreen.y,U=f.positionScreen.x,D=f.positionScreen.y,oa=h.positionScreen.x,v=h.positionScreen.y,J=j.positionScreen.x,F=j.positionScreen.y,i instanceof THREE.MeshBasicMaterial)P(E,I,G,H,N,O,U,D),i.wireframe?fa(i.color,i.wireframeLinewidth,i.wireframeLinecap,i.wireframeLinejoin):ga(i.color);else if(i instanceof THREE.MeshLambertMaterial)za?!i.wireframe&&i.shading==THREE.SmoothShading&& k.vertexNormalsWorld.length==4?(C.r=t.r=B.r=T.r=$.r,C.g=t.g=B.g=T.g=$.g,C.b=t.b=B.b=T.b=$.b,o(m,k.v1.positionWorld,k.vertexNormalsWorld[0],C),o(m,k.v2.positionWorld,k.vertexNormalsWorld[1],t),o(m,k.v4.positionWorld,k.vertexNormalsWorld[3],B),o(m,k.v3.positionWorld,k.vertexNormalsWorld[2],T),aa=va(C,t,B,T),K(E,I,G,H,U,D),la(E,I,G,H,U,D,0,0,1,0,0,1,aa),K(oa,v,N,O,J,F),la(oa,v,N,O,J,F,1,0,1,1,0,1,aa)):(ba.r=$.r,ba.g=$.g,ba.b=$.b,o(m,k.centroidWorld,k.normalWorld,ba),w.r=Math.max(0,Math.min(i.color.r* ba.r,1)),w.g=Math.max(0,Math.min(i.color.g*ba.g,1)),w.b=Math.max(0,Math.min(i.color.b*ba.b,1)),P(E,I,G,H,N,O,U,D),i.wireframe?fa(w,i.wireframeLinewidth,i.wireframeLinecap,i.wireframeLinejoin):ga(w)):(P(E,I,G,H,N,O,U,D),i.wireframe?fa(i.color,i.wireframeLinewidth,i.wireframeLinecap,i.wireframeLinejoin):ga(i.color));else if(i instanceof THREE.MeshNormalMaterial)w.r=ma(k.normalWorld.x),w.g=ma(k.normalWorld.y),w.b=ma(k.normalWorld.z),P(E,I,G,H,N,O,U,D),i.wireframe?fa(w,i.wireframeLinewidth,i.wireframeLinecap, i.wireframeLinejoin):ga(w);else if(i instanceof THREE.MeshDepthMaterial)da=l.near,Y=l.far,C.r=C.g=C.b=1-ka(a.positionScreen.z,da,Y),t.r=t.g=t.b=1-ka(d.positionScreen.z,da,Y),B.r=B.g=B.b=1-ka(f.positionScreen.z,da,Y),T.r=T.g=T.b=1-ka(e.positionScreen.z,da,Y),aa=va(C,t,B,T),K(E,I,G,H,U,D),la(E,I,G,H,U,D,0,0,1,0,0,1,aa),K(oa,v,N,O,J,F),la(oa,v,N,O,J,F,1,0,1,1,0,1,aa)}function K(a,b,c,d,e,f){k.beginPath();k.moveTo(a,b);k.lineTo(c,d);k.lineTo(e,f);k.lineTo(a,b);k.closePath()}function P(a,b,c,d,e,f,g,h){k.beginPath(); k.moveTo(a,b);k.lineTo(c,d);k.lineTo(e,f);k.lineTo(g,h);k.lineTo(a,b);k.closePath()}function fa(a,b,c,e){if(y!=b)k.lineWidth=y=b;if(L!=c)k.lineCap=L=c;if(M!=e)k.lineJoin=M=e;d(a.getContextStyle());k.stroke();X.inflate(b*2)}function ga(a){f(a.getContextStyle());k.fill()}function Ca(a,b,c,d,e,g,h,i,j,l,m,o,n){if(n.image.width!=0){if(n.needsUpdate==!0||ya[n.id]==void 0){var p=n.wrapS==THREE.RepeatWrapping,q=n.wrapT==THREE.RepeatWrapping;ya[n.id]=k.createPattern(n.image,p&&q?"repeat":p&&!q?"repeat-x": !p&&q?"repeat-y":"no-repeat");n.needsUpdate=!1}f(ya[n.id]);var p=n.offset.x/n.repeat.x,q=n.offset.y/n.repeat.y,r=(n.image.width-1)*n.repeat.x,n=(n.image.height-1)*n.repeat.y,h=(h+p)*r,i=(i+q)*n,j=(j+p)*r,l=(l+q)*n,m=(m+p)*r,o=(o+q)*n;c-=a;d-=b;e-=a;g-=b;j-=h;l-=i;m-=h;o-=i;p=1/(j*o-m*l);n=(o*c-l*e)*p;l=(o*d-l*g)*p;c=(j*e-m*c)*p;d=(j*g-m*d)*p;a=a-n*h-c*i;b=b-l*h-d*i;k.save();k.transform(n,l,c,d,a,b);k.fill();k.restore()}}function la(a,b,c,d,e,f,g,h,i,j,l,m,n){var o,p;o=n.width-1;p=n.height-1;g*=o; 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