magi.js

if(typeof Magi=="undefined"){Magi={}}if(!Magi.Stats){Magi.Stats={vec2CreateCount:0,vec3CreateCount:0,vec4CreateCount:0,mat3CreateCount:0,mat4CreateCount:0,quat4CreateCount:0}}if(typeof Float32Array!="undefined"){glMatrixArrayType=Float32Array}else{glMatrixArrayType=Array}var vec3={};vec3.create=function(b,d,c){var a=new glMatrixArrayType(3);Magi.Stats.vec3CreateCount++;if(d!=null){a[0]=b;a[1]=d;a[2]=c}else{if(b){a[0]=b[0];a[1]=b[1];a[2]=b[2]}}return a};vec4={};vec4.create=function(c,e,d,a){var b=new glMatrixArrayType(4);Magi.Stats.vec4CreateCount++;if(e!=null){b[0]=c;b[1]=e;b[2]=d;b[3]=a}else{if(c){b[0]=c[0];b[1]=c[1];b[2]=c[2];b[3]=c[3]}}return b};vec4.set=function(b,a){a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=b[3];return a};vec4.setLeft=function(a,b){a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=b[3];return a};vec2={};vec2.create=function(b,c){var a=new glMatrixArrayType(2);Magi.Stats.vec2CreateCount++;if(c!=null){a[0]=b;a[1]=c}else{if(b){a[0]=b[0];a[1]=b[1]}}return a};vec2.set=function(b,a){a[0]=b[0];a[1]=b[1];return a};vec2.setLeft=function(a,b){a[0]=b[0];a[1]=b[1];return a};vec3.set=function(b,a){a[0]=b[0];a[1]=b[1];a[2]=b[2];return a};vec3.setLeft=function(a,b){a[0]=b[0];a[1]=b[1];a[2]=b[2];return a};vec3.set3=function(b,a){a[0]=a[1]=a[2]=b;return a};vec3.add=function(b,c,a){if(!a||b==a){b[0]+=c[0];b[1]+=c[1];b[2]+=c[2];return b}a[0]=b[0]+c[0];a[1]=b[1]+c[1];a[2]=b[2]+c[2];return a};vec3.subtract=function(b,c,a){if(!a||b==a){b[0]-=c[0];b[1]-=c[1];b[2]-=c[2];return b}a[0]=b[0]-c[0];a[1]=b[1]-c[1];a[2]=b[2]-c[2];return a};vec3.sub=vec3.subtract;vec3.negate=function(b,a){if(!a){a=b}a[0]=-b[0];a[1]=-b[1];a[2]=-b[2];return a};vec3.scale=function(b,c,a){if(!a||b==a){b[0]*=c;b[1]*=c;b[2]*=c;return b}a[0]=b[0]*c;a[1]=b[1]*c;a[2]=b[2]*c;return a};vec3.multiply=function(b,c,a){if(!a||b==a){b[0]*=c[0];b[1]*=c[1];b[2]*=c[2];return b}a[0]=b[0]*c[0];a[1]=b[1]*c[1];a[2]=b[2]*c[2];return a};vec3.mul=vec3.multiply;vec3.normalize=function(d,c){if(!c){c=d}var b=d[0],f=d[1],e=d[2];var a=Math.sqrt(b*b+f*f+e*e);if(!a){c[0]=0;c[1]=0;c[2]=0;return c}else{if(a==1){c[0]=b;c[1]=f;c[2]=e;return c}}a=1/a;c[0]=b*a;c[1]=f*a;c[2]=e*a;return c};vec3.cross=function(b,d,i){if(!i){i=b}var h=b[0],g=b[1],e=b[2];var a=d[0],f=d[1],c=d[2];i[0]=g*c-e*f;i[1]=e*a-h*c;i[2]=h*f-g*a;return i};vec3.length=function(b){var a=b[0],d=b[1],c=b[2];return Math.sqrt(a*a+d*d+c*c)};vec3.lengthSquare=function(b){var a=b[0],d=b[1],c=b[2];return a*a+d*d+c*c};vec3.dot=function(a,b){return a[0]*b[0]+a[1]*b[1]+a[2]*b[2]};vec3.direction=function(d,e,c){if(!c){c=d}var b=d[0]-e[0];var g=d[1]-e[1];var f=d[2]-e[2];var a=Math.sqrt(b*b+g*g+f*f);if(!a){c[0]=0;c[1]=0;c[2]=0;return c}a=1/a;c[0]=b*a;c[1]=g*a;c[2]=f*a;return c};vec3.distance=function(c,d){var b=c[0]-d[0];var f=c[1]-d[1];var e=c[2]-d[2];var a=Math.sqrt(b*b+f*f+e*e);return a};vec3.str=function(a){return"["+a[0]+", "+a[1]+", "+a[2]+"]"};var mat3={};mat3.create=function(b){var a=new glMatrixArrayType(9);Magi.Stats.mat3CreateCount++;if(b){a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=b[3];a[4]=b[4];a[5]=b[5];a[6]=b[6];a[7]=b[7];a[8]=b[8];a[9]=b[9]}return a};mat3.set=function(b,a){a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=b[3];a[4]=b[4];a[5]=b[5];a[6]=b[6];a[7]=b[7];a[8]=b[8];return a};mat3.identity=function(a){if(a==null){a=mat3.create()}a[0]=1;a[1]=0;a[2]=0;a[3]=0;a[4]=1;a[5]=0;a[6]=0;a[7]=0;a[8]=1;return a};mat3.toMat4=function(b,a){if(!a){a=mat4.create()}a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=0;a[4]=b[3];a[5]=b[4];a[6]=b[5];a[7]=0;a[8]=b[6];a[9]=b[7];a[10]=b[8];a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};mat3.transpose=function(d,c){if(!c||d==c){var b=d[1],a=d[2],e=d[5];d[1]=d[3];d[2]=d[6];d[5]=d[7];d[3]=b;d[6]=a;d[7]=e;return d}c[0]=d[0];c[1]=d[3];c[2]=d[6];c[3]=d[1];c[4]=d[4];c[5]=d[7];c[6]=d[2];c[7]=d[5];c[8]=d[8];return c};mat3.multiplyVec3=function(d,c,b){if(!b){b=c}var a=c[0],f=c[1],e=c[2];b[0]=d[0]*a+d[3]*f+d[6]*e;b[1]=d[1]*a+d[4]*f+d[7]*e;b[2]=d[2]*a+d[5]*f+d[8]*e;return b};mat3.str=function(a){return"["+a[0]+", "+a[1]+", "+a[2]+", "+a[3]+", "+a[4]+", "+a[5]+", "+a[6]+", "+a[7]+", "+a[8]+"]"};var mat4={};mat4.create=function(b){var a=new glMatrixArrayType(16);Magi.Stats.mat4CreateCount++;if(b){a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=b[3];a[4]=b[4];a[5]=b[5];a[6]=b[6];a[7]=b[7];a[8]=b[8];a[9]=b[9];a[10]=b[10];a[11]=b[11];a[12]=b[12];a[13]=b[13];a[14]=b[14];a[15]=b[15]}return a};mat4.set=function(b,a){a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=b[3];a[4]=b[4];a[5]=b[5];a[6]=b[6];a[7]=b[7];a[8]=b[8];a[9]=b[9];a[10]=b[10];a[11]=b[11];a[12]=b[12];a[13]=b[13];a[14]=b[14];a[15]=b[15];return a};mat4.identity=function(a){if(a==null){a=mat4.create()}a[0]=1;a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=1;a[6]=0;a[7]=0;a[8]=0;a[9]=0;a[10]=1;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};mat4.transpose=function(d,c){if(!c||d==c){var h=d[1],f=d[2],e=d[3];var a=d[6],g=d[7];var b=d[11];d[1]=d[4];d[2]=d[8];d[3]=d[12];d[4]=h;d[6]=d[9];d[7]=d[13];d[8]=f;d[9]=a;d[11]=d[14];d[12]=e;d[13]=g;d[14]=b;return d}c[0]=d[0];c[1]=d[4];c[2]=d[8];c[3]=d[12];c[4]=d[1];c[5]=d[5];c[6]=d[9];c[7]=d[13];c[8]=d[2];c[9]=d[6];c[10]=d[10];c[11]=d[14];c[12]=d[3];c[13]=d[7];c[14]=d[11];c[15]=d[15];return c};mat4.determinant=function(p){var h=p[0],g=p[1],e=p[2],c=p[3];var q=p[4],o=p[5],n=p[6],m=p[7];var l=p[8],k=p[9],j=p[10],i=p[11];var f=p[12],d=p[13],b=p[14],a=p[15];return f*k*n*c-l*d*n*c-f*o*j*c+q*d*j*c+l*o*b*c-q*k*b*c-f*k*e*m+l*d*e*m+f*g*j*m-h*d*j*m-l*g*b*m+h*k*b*m+f*o*e*i-q*d*e*i-f*g*n*i+h*d*n*i+q*g*b*i-h*o*b*i-l*o*e*a+q*k*e*a+l*g*n*a-h*k*n*a-q*g*j*a+h*o*j*a};mat4.inverse=function(v,k){if(!k){k=v}var D=v[0],B=v[1],z=v[2],x=v[3];var d=v[4],c=v[5],b=v[6],a=v[7];var s=v[8],r=v[9],q=v[10],p=v[11];var F=v[12],C=v[13],A=v[14],y=v[15];var o=D*c-B*d;var n=D*b-z*d;var m=D*a-x*d;var l=B*b-z*c;var j=B*a-x*c;var i=z*a-x*b;var h=s*C-r*F;var g=s*A-q*F;var f=s*y-p*F;var e=r*A-q*C;var w=r*y-p*C;var u=q*y-p*A;var t=1/(o*u-n*w+m*e+l*f-j*g+i*h);k[0]=(c*u-b*w+a*e)*t;k[1]=(-B*u+z*w-x*e)*t;k[2]=(C*i-A*j+y*l)*t;k[3]=(-r*i+q*j-p*l)*t;k[4]=(-d*u+b*f-a*g)*t;k[5]=(D*u-z*f+x*g)*t;k[6]=(-F*i+A*m-y*n)*t;k[7]=(s*i-q*m+p*n)*t;k[8]=(d*w-c*f+a*h)*t;k[9]=(-D*w+B*f-x*h)*t;k[10]=(F*j-C*m+y*o)*t;k[11]=(-s*j+r*m-p*o)*t;k[12]=(-d*e+c*g-b*h)*t;k[13]=(D*e-B*g+z*h)*t;k[14]=(-F*l+C*n-A*o)*t;k[15]=(s*l-r*n+q*o)*t;return k};mat4.toRotationMat=function(b,a){if(!a){a=mat4.create()}a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=b[3];a[4]=b[4];a[5]=b[5];a[6]=b[6];a[7]=b[7];a[8]=b[8];a[9]=b[9];a[10]=b[10];a[11]=b[11];a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};mat4.toMat3=function(b,a){if(!a){a=mat3.create()}a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=b[4];a[4]=b[5];a[5]=b[6];a[6]=b[8];a[7]=b[9];a[8]=b[10];return a};mat4.toInverseMat3=function(p,m){var f=p[0],e=p[1],c=p[2];var q=p[4],o=p[5],n=p[6];var j=p[8],i=p[9],h=p[10];var g=h*o-n*i;var b=-h*q+n*j;var l=i*q-o*j;var k=f*g+e*b+c*l;if(!k){return null}var a=1/k;if(!m){m=mat3.create()}m[0]=g*a;m[1]=(-h*e+c*i)*a;m[2]=(n*e-c*o)*a;m[3]=b*a;m[4]=(h*f-c*j)*a;m[5]=(-n*f+c*q)*a;m[6]=l*a;m[7]=(-i*f+e*j)*a;m[8]=(o*f-e*q)*a;return m};mat4.multiply=function(z,h,j){if(!j){j=z}var I=z[0],G=z[1],D=z[2],B=z[3];var i=z[4],g=z[5],f=z[6],e=z[7];var v=z[8],u=z[9],t=z[10],s=z[11];var J=z[12],H=z[13],F=z[14],C=z[15];var q=h[0],o=h[1],m=h[2],k=h[3];var A=h[4],y=h[5],x=h[6],w=h[7];var d=h[8],c=h[9],b=h[10],a=h[11];var r=h[12],p=h[13],n=h[14],l=h[15];j[0]=q*I+o*i+m*v+k*J;j[1]=q*G+o*g+m*u+k*H;j[2]=q*D+o*f+m*t+k*F;j[3]=q*B+o*e+m*s+k*C;j[4]=A*I+y*i+x*v+w*J;j[5]=A*G+y*g+x*u+w*H;j[6]=A*D+y*f+x*t+w*F;j[7]=A*B+y*e+x*s+w*C;j[8]=d*I+c*i+b*v+a*J;j[9]=d*G+c*g+b*u+a*H;j[10]=d*D+c*f+b*t+a*F;j[11]=d*B+c*e+b*s+a*C;j[12]=r*I+p*i+n*v+l*J;j[13]=r*G+p*g+n*u+l*H;j[14]=r*D+p*f+n*t+l*F;j[15]=r*B+p*e+n*s+l*C;return j};mat4.multiplyVec3=function(d,c,b){if(!b){b=c}var a=c[0],f=c[1],e=c[2];b[0]=d[0]*a+d[4]*f+d[8]*e+d[12];b[1]=d[1]*a+d[5]*f+d[9]*e+d[13];b[2]=d[2]*a+d[6]*f+d[10]*e+d[14];return b};mat4.multiplyVec4=function(e,d,c){if(!c){c=d}var a=d[0],g=d[1],f=d[2],b=d[3];c[0]=e[0]*a+e[4]*g+e[8]*f+e[12]*b;c[1]=e[1]*a+e[5]*g+e[9]*f+e[13]*b;c[2]=e[2]*a+e[6]*g+e[10]*f+e[14]*b;c[3]=e[3]*a+e[7]*g+e[11]*f+e[15]*b;return c};mat4.translate=function(n,i,h){var g=i[0],f=i[1],e=i[2];if(!h||n==h){n[12]=n[0]*g+n[4]*f+n[8]*e+n[12];n[13]=n[1]*g+n[5]*f+n[9]*e+n[13];n[14]=n[2]*g+n[6]*f+n[10]*e+n[14];n[15]=n[3]*g+n[7]*f+n[11]*e+n[15];return n}var r=n[0],q=n[1],p=n[2],o=n[3];var d=n[4],c=n[5],b=n[6],a=n[7];var m=n[8],l=n[9],k=n[10],j=n[11];h[0]=r;h[1]=q;h[2]=p;h[3]=o;h[4]=d;h[5]=c;h[6]=b;h[7]=a;h[8]=m;h[9]=l;h[10]=k;h[11]=j;h[12]=r*g+d*f+m*e+n[12];h[13]=q*g+c*f+l*e+n[13];h[14]=p*g+b*f+k*e+n[14];h[15]=o*g+a*f+j*e+n[15];return h};mat4.scale=function(d,c,b){var a=c[0],f=c[1],e=c[2];if(!b||d===b){d[0]*=a;d[1]*=a;d[2]*=a;d[3]*=a;d[4]*=f;d[5]*=f;d[6]*=f;d[7]*=f;d[8]*=e;d[9]*=e;d[10]*=e;d[11]*=e;return d}b[0]=d[0]*a;b[1]=d[1]*a;b[2]=d[2]*a;b[3]=d[3]*a;b[4]=d[4]*f;b[5]=d[5]*f;b[6]=d[6]*f;b[7]=d[7]*f;b[8]=d[8]*e;b[9]=d[9]*e;b[10]=d[10]*e;b[11]=d[11]*e;b[12]=d[12];b[13]=d[13];b[14]=d[14];b[15]=d[15];return b};mat4.billboard=function(g,f){var e=g[0],d=g[5],i=g[10];e=e*e;d=d*d;i=i*i;var h=e>d?e:d;h=h>i?h:i;h=Math.sqrt(h);if(!f||g===f){g[0]=h;g[1]=0;g[2]=0;g[4]=0;g[5]=h;g[6]=0;g[8]=0;g[9]=0;g[10]=h;return g}f[0]=h;f[1]=0;f[2]=0;f[3]=g[3];f[4]=0;f[5]=h;f[6]=0;f[7]=g[7];f[8]=0;f[9]=0;f[10]=h;f[11]=g[11];f[12]=g[12];f[13]=g[13];f[14]=g[14];f[15]=g[15];return f};mat4.rotate=function(G,D,a,m){var l=a[0],k=a[1],j=a[2];var B=Math.sqrt(l*l+k*k+j*j);if(!B){return null}if(B!=1){B=1/B;l*=B;k*=B;j*=B}var r=Math.sin(D);var I=Math.cos(D);var q=1-I;var M=G[0],L=G[1],K=G[2],J=G[3];var i=G[4],h=G[5],g=G[6],f=G[7];var A=G[8],w=G[9],v=G[10],u=G[11];var p=l*l*q+I,o=k*l*q+j*r,n=j*l*q-k*r;var H=l*k*q-j*r,F=k*k*q+I,C=j*k*q+l*r;var e=l*j*q+k*r,d=k*j*q-l*r,b=j*j*q+I;if(!m){m=G}else{if(G!=m){m[12]=G[12];m[13]=G[13];m[14]=G[14];m[15]=G[15]}}m[0]=M*p+i*o+A*n;m[1]=L*p+h*o+w*n;m[2]=K*p+g*o+v*n;m[3]=J*p+f*o+u*n;m[4]=M*H+i*F+A*C;m[5]=L*H+h*F+w*C;m[6]=K*H+g*F+v*C;m[7]=J*H+f*F+u*C;m[8]=M*e+i*d+A*b;m[9]=L*e+h*d+w*b;m[10]=K*e+g*d+v*b;m[11]=J*e+f*d+u*b;return m};mat4.rotateX=function(l,a,i){var n=Math.sin(a);var g=Math.cos(a);var m=l[4],k=l[5],j=l[6],h=l[7];var f=l[8],e=l[9],d=l[10],b=l[11];if(!i){i=l}else{if(l!=i){i[0]=l[0];i[1]=l[1];i[2]=l[2];i[3]=l[3];i[12]=l[12];i[13]=l[13];i[14]=l[14];i[15]=l[15]}}i[4]=m*g+f*n;i[5]=k*g+e*n;i[6]=j*g+d*n;i[7]=h*g+b*n;i[8]=m*-n+f*g;i[9]=k*-n+e*g;i[10]=j*-n+d*g;i[11]=h*-n+b*g;return i};mat4.rotateY=function(m,f,l){var n=Math.sin(f);var k=Math.cos(f);var e=m[0],d=m[1],b=m[2],a=m[3];var j=m[8],i=m[9],h=m[10],g=m[11];if(!l){l=m}else{if(m!=l){l[4]=m[4];l[5]=m[5];l[6]=m[6];l[7]=m[7];l[12]=m[12];l[13]=m[13];l[14]=m[14];l[15]=m[15]}}l[0]=e*k+j*-n;l[1]=d*k+i*-n;l[2]=b*k+h*-n;l[3]=a*k+g*-n;l[8]=e*n+j*k;l[9]=d*n+i*k;l[10]=b*n+h*k;l[11]=a*n+g*k;return l};mat4.rotateZ=function(l,f,i){var n=Math.sin(f);var g=Math.cos(f);var e=l[0],d=l[1],b=l[2],a=l[3];var m=l[4],k=l[5],j=l[6],h=l[7];if(!i){i=l}else{if(l!=i){i[8]=l[8];i[9]=l[9];i[10]=l[10];i[11]=l[11];i[12]=l[12];i[13]=l[13];i[14]=l[14];i[15]=l[15]}}i[0]=e*g+m*n;i[1]=d*g+k*n;i[2]=b*g+j*n;i[3]=a*g+h*n;i[4]=e*-n+m*g;i[5]=d*-n+k*g;i[6]=b*-n+j*g;i[7]=a*-n+h*g;return i};mat4.frustum=function(a,j,f,h,d,c,i){if(!i){i=mat4.create()}var e=(j-a);var b=(h-f);var g=(c-d);i[0]=(d*2)/e;i[1]=0;i[2]=0;i[3]=0;i[4]=0;i[5]=(d*2)/b;i[6]=0;i[7]=0;i[8]=(j+a)/e;i[9]=(h+f)/b;i[10]=-(c+d)/g;i[11]=-1;i[12]=0;i[13]=0;i[14]=-(c*d*2)/g;i[15]=0;return i};mat4.perspective=function(b,f,e,a,c){var g=e*Math.tan(b*Math.PI/360);var d=g*f;return mat4.frustum(-d,d,-g,g,e,a,c)};mat4.ortho=function(a,j,f,h,d,c,i){if(!i){i=mat4.create()}var e=(j-a);var b=(h-f);var g=(c-d);i[0]=2/e;i[1]=0;i[2]=0;i[3]=0;i[4]=0;i[5]=2/b;i[6]=0;i[7]=0;i[8]=0;i[9]=0;i[10]=-2/g;i[11]=0;i[12]=-(a+j)/e;i[13]=-(h+f)/b;i[14]=-(c+d)/g;i[15]=1;return i};mat4.lookAt=function(w,l,g,h){if(!h){h=mat4.create()}var u=w[0],s=w[1],p=w[2],f=g[0],e=g[1],d=g[2],o=l[0],n=l[1],m=l[2];if(u==o&&s==n&&p==m){return mat4.identity(h)}var k,j,i,v,t,r,c,b,a,q;k=u-l[0];j=s-l[1];i=p-l[2];q=1/Math.sqrt(k*k+j*j+i*i);k*=q;j*=q;i*=q;v=e*i-d*j;t=d*k-f*i;r=f*j-e*k;q=Math.sqrt(v*v+t*t+r*r);if(!q){v=0;t=0;r=0}else{q=1/q;v*=q;t*=q;r*=q}c=j*r-i*t;b=i*v-k*r;a=k*t-j*v;q=Math.sqrt(c*c+b*b+a*a);if(!q){c=0;b=0;a=0}else{q=1/q;c*=q;b*=q;a*=q}h[0]=v;h[1]=c;h[2]=k;h[3]=0;h[4]=t;h[5]=b;h[6]=j;h[7]=0;h[8]=r;h[9]=a;h[10]=i;h[11]=0;h[12]=-(v*u+t*s+r*p);h[13]=-(c*u+b*s+a*p);h[14]=-(k*u+j*s+i*p);h[15]=1;return h};mat4.str=function(a){return"["+a[0]+", "+a[1]+", "+a[2]+", "+a[3]+", "+a[4]+", "+a[5]+", "+a[6]+", "+a[7]+", "+a[8]+", "+a[9]+", "+a[10]+", "+a[11]+", "+a[12]+", "+a[13]+", "+a[14]+", "+a[15]+"]"};quat4={};quat4.create=function(b){var a=new glMatrixArrayType(4);Magi.Stats.quat4CreateCount++;if(b){a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=b[3]}return a};quat4.set=function(b,a){a[0]=b[0];a[1]=b[1];a[2]=b[2];a[3]=b[3];return a};quat4.calculateW=function(c,b){var a=c[0],e=c[1],d=c[2];if(!b||c==b){c[3]=-Math.sqrt(Math.abs(1-a*a-e*e-d*d));return c}b[0]=a;b[1]=e;b[2]=d;b[3]=-Math.sqrt(Math.abs(1-a*a-e*e-d*d));return b};quat4.inverse=function(b,a){if(!a||b==a){b[0]*=1;b[1]*=1;b[2]*=1;return b}a[0]=-b[0];a[1]=-b[1];a[2]=-b[2];a[3]=b[3];return a};quat4.length=function(c){var a=c[0],e=c[1],d=c[2],b=c[3];return Math.sqrt(a*a+e*e+d*d+b*b)};quat4.normalize=function(e,d){if(!d){d=e}var b=e[0],g=e[1],f=e[2],c=e[3];var a=Math.sqrt(b*b+g*g+f*f+c*c);if(a==0){d[0]=0;d[1]=0;d[2]=0;d[3]=0;return d}a=1/a;d[0]=b*a;d[1]=g*a;d[2]=f*a;d[3]=c*a;return d};quat4.multiply=function(b,d,k){if(!k){k=b}var i=b[0],h=b[1],g=b[2],j=b[3];var e=d[0],c=d[1],a=d[2],f=d[3];k[0]=i*f+j*e+h*a-g*c;k[1]=h*f+j*c+g*e-i*a;k[2]=g*f+j*a+i*c-h*e;k[3]=j*f-i*e-h*c-g*a;return k};quat4.multiplyVec3=function(b,d,n){if(!n){n=d}var m=d[0],l=d[1],k=d[2];var i=b[0],h=b[1],g=b[2],j=b[3];var e=j*m+h*k-g*l;var c=j*l+g*m-i*k;var a=j*k+i*l-h*m;var f=-i*m-h*l-g*k;n[0]=e*j+f*-i+c*-g-a*-h;n[1]=c*j+f*-h+a*-i-e*-g;n[2]=a*j+f*-g+e*-h-c*-i;return n};quat4.toMat3=function(a,i){if(!i){i=mat3.create()}var h=a[0],g=a[1],f=a[2],k=a[3];var n=h+h;var b=g+g;var j=f+f;var e=h*n;var d=h*b;var c=h*j;var m=g*b;var l=g*j;var p=f*j;var r=k*n;var q=k*b;var o=k*j;i[0]=1-(m+p);i[1]=d-o;i[2]=c+q;i[3]=d+o;i[4]=1-(e+p);i[5]=l-r;i[6]=c-q;i[7]=l+r;i[8]=1-(e+m);return i};quat4.toMat4=function(a,i){if(!i){i=mat4.create()}var h=a[0],g=a[1],f=a[2],k=a[3];var n=h+h;var b=g+g;var j=f+f;var e=h*n;var d=h*b;var c=h*j;var m=g*b;var l=g*j;var p=f*j;var r=k*n;var q=k*b;var o=k*j;i[0]=1-(m+p);i[1]=d-o;i[2]=c+q;i[3]=0;i[4]=d+o;i[5]=1-(e+p);i[6]=l-r;i[7]=0;i[8]=c-q;i[9]=l+r;i[10]=1-(e+m);i[11]=0;i[12]=0;i[13]=0;i[14]=0;i[15]=1;return i};quat4.str=function(a){return"["+a[0]+", "+a[1]+", "+a[2]+", "+a[3]+"]"};if(typeof Magi=="undefined"){Magi={}}Magi.Stats={shaderBindCount:0,materialUpdateCount:0,uniformSetCount:0,textureSetCount:0,textureCreationCount:0,vertexAttribPointerCount:0,bindBufferCount:0,drawElementsCount:0,drawArraysCount:0,vec2CreateCount:0,vec3CreateCount:0,vec4CreateCount:0,mat3CreateCount:0,mat4CreateCount:0,quat4CreateCount:0,reset:function(){for(var a in this){if(typeof this[a]=="number"){this[a]=0}}},print:function(a){a.textContent="Shader bind count: "+this.shaderBindCount+"\nMaterial update count: "+this.materialUpdateCount+"\nUniform set count: "+this.uniformSetCount+"\nTexture creation count: "+this.textureCreationCount+"\nTexture set count: "+this.textureSetCount+"\nVertexAttribPointer count: "+this.vertexAttribPointerCount+"\nBind buffer count: "+this.bindBufferCount+"\nDraw elements count: "+this.drawElementsCount+"\nDraw arrays count: "+this.drawArraysCount+"\nvec2 create count: "+this.vec2CreateCount+"\nvec3 create count: "+this.vec3CreateCount+"\nvec4 create count: "+this.vec4CreateCount+"\nmat3 create count: "+this.mat3CreateCount+"\nmat4 create count: "+this.mat4CreateCount+"\nquat4 create count: "+this.quat4CreateCount+"\n"}};if(!window.toArray){toArray=function(d){var b=new Array(d.length);for(var c=0;c<d.length;c++){b[c]=d[c]}return b}}Object.forceExtend=function(d,c){for(var a in c){try{d[a]=c[a]}catch(b){}}return d};if(!Object.extend){Object.extend=Object.forceExtend}Klass=function(){var e=function(){this.initialize.apply(this,arguments)};e.ancestors=toArray(arguments);e.prototype={};for(var d=0;d<arguments.length;d++){var b=arguments[d];if(b.prototype){Object.extend(e.prototype,b.prototype)}else{Object.extend(e.prototype,b)}}Object.extend(e,e.prototype);return e};Magi.Curves={angularDistance:function(e,c){var f=Math.PI*2;var g=(c-e)%f;if(g>Math.PI){g-=f}if(g<-Math.PI){g+=f}return g},linePoint:function(d,c,f,e){if(!e){e=vec3.create()}e[0]=d[0]+(c[0]-d[0])*f;e[1]=d[1]+(c[1]-d[1])*f;e[2]=d[2]+(c[2]-d[2])*f;return e},quadraticPoint:function(l,j,h,p,m){if(!m){m=vec3.create()}var q=l[0]+(j[0]-l[0])*p;var f=j[0]+(h[0]-j[0])*p;var k=q+(f-q)*p;var o=l[1]+(j[1]-l[1])*p;var e=j[1]+(h[1]-j[1])*p;var i=o+(e-o)*p;var n=l[2]+(j[2]-l[2])*p;var d=j[2]+(h[2]-j[2])*p;var g=n+(d-n)*p;m[0]=k;m[1]=i;m[2]=g;return m},cubicPoint:function(v,u,s,r,n,l){if(!l){l=vec3.create()}var i=v[0]*3;var w=u[0]*3;var m=s[0]*3;var p=v[1]*3;var g=u[1]*3;var q=s[1]*3;var e=v[2]*3;var o=u[2]*3;var f=s[2]*3;var k=v[0]+n*(w-i+n*(i-2*w+m+n*(w-v[0]-m+r[0])));var j=v[1]+n*(g-p+n*(p-2*g+q+n*(g-v[1]-q+r[1])));var h=v[2]+n*(o-e+n*(e-2*o+f+n*(o-v[2]-f+r[2])));l[0]=k;l[1]=j;l[2]=h;return l},linearValue:function(d,c,e){return d+(c-d)*e},quadraticValue:function(g,f,k,h){var j=g+(f-g)*h;var i=f+(k-f)*h;return j+(i-j)*h},cubicValue:function(g,e,l,j,i){var k=g*3,f=e*3,h=l*3;return g+i*(f-k+i*(k-2*f+h+i*(f-g-h+j)))},catmullRomPoint:function(n,k,i,g,q,p){if(p==null){p=vec3.create()}var o=((-q+2)*q-1)*q*0.5;var f=(((3*q-5)*q)*q+2)*0.5;var e=((-3*q+4)*q+1)*q*0.5;var m=((q-1)*q*q)*0.5;var l=n[0]*o+k[0]*f+i[0]*e+g[0]*m;var j=n[1]*o+k[1]*f+i[1]*e+g[1]*m;var h=n[2]*o+k[2]*f+i[2]*e+g[2]*m;p[0]=l;p[1]=j;p[2]=h;return p},catmullRomVector:function(i,h,g,e,l,f){var m=0.5*(g[0]-i[0]+2*l*(2*i[0]-5*h[0]+4*g[0]-e[0])+3*l*l*(3*h[0]+e[0]-i[0]-3*g[0]));var k=0.5*(g[1]-i[1]+2*l*(2*i[1]-5*h[1]+4*g[1]-e[1])+3*l*l*(3*h[1]+e[1]-i[1]-3*g[1]));var j=0.5*(g[2]-i[2]+2*l*(2*i[2]-5*h[2]+4*g[2]-e[2])+3*l*l*(3*h[2]+e[2]-i[2]-3*g[2]));if(!f){f=vec3.create()}f[0]=m;f[1]=k;f[2]=j;vec3.normalize(f);return f},catmullRomPointVector:function(f,e,j,h,g,i){if(i==null){i={point:vec3.create(),vector:vec3.create()}}this.catmullRomPoint(f,e,j,h,g,i.point);this.catmullRomVector(f,e,j,h,g,i.vector);return i},lineVector:function(d,c,e){if(e==null){e=vec3.create()}vec3.sub(c,d,e);e.normalize();return e},linePointVector:function(d,c,e,f){if(f==null){f={point:vec3.create(),vector:vec3.create()}}this.linePoint(d,c,e,f.point);this.lineVector(d,c,f.vector);return f},__tmp0:vec3.create(),__tmp1:vec3.create(),__tmp2:vec3.create(),__tmp3:vec3.create(),__tmp4:vec3.create(),__tmp5:vec3.create(),quadraticVector:function(g,f,l,h,k){if(k==null){k=vec3.create()}var j=this.__tmp0,i=this.__tmp1;j=this.linePoint(g,f,h,j);i=this.linePoint(f,l,h,i);return this.lineVector(j,i,k)},quadraticPointVector:function(e,d,h,f,g){if(g==null){g={point:vec3.create(),vector:vec3.create()}}this.quadraticPoint(e,d,f,g.point);this.quadraticVector(e,d,f,g.vector);return g},cubicVector:function(h,g,n,l,i,m){if(m==null){m=vec3.create()}var k=this.__tmp2,j=this.__tmp3;k=this.quadraticPoint(h,g,n,i,k);j=this.quadraticPoint(g,n,l,i,j);return this.lineVector(k,j,m)},cubicPointVector:function(f,e,j,h,g,i){if(i==null){i={point:vec3.create(),vector:vec3.create()}}this.cubicPoint(f,e,g,i.point);this.cubicVector(f,e,g,i.vector);return i},lineLength:function(e,d){var c=(d[0]-e[0]);var g=(d[1]-e[1]);var f=(d[2]-e[2]);return Math.sqrt(c*c+g*g+f*f)},squareLineLength:function(e,d){var c=(d[0]-e[0]);var g=(d[1]-e[1]);var f=(d[2]-e[2]);return c*c+g*g+f*f},quadraticLength:function(e,d,i,f){var h=this.__tmp4,g=this.__tmp5;h=this.linePoint(e,d,2/3,h);g=this.linePoint(d,i,1/3,g);return this.cubicLength(e,h,g,i,f)},cubicLength:(function(){var a=function(c){var g=[c.slice(0)];for(var f=1;f<4;f++){g[f]=[[],[],[],[]];for(var d=0;d<4-f;d++){g[f][d][0]=0.5*(g[f-1][d][0]+g[f-1][d+1][0]);g[f][d][1]=0.5*(g[f-1][d][1]+g[f-1][d+1][1])}}var h=[];var e=[];for(var d=0;d<4;d++){h[d]=g[d][0];e[d]=g[3-d][d]}return[h,e]};var b=function(e,f){var c=0;for(var g=0;g<3;g++){c+=Curves.lineLength(e[g],e[g+1])}var h=Curves.lineLength(e[0],e[3]);if((c-h)>f){var d=a(e);c=b(d[0],f)+b(d[1],f)}return c};return function(f,e,i,h,g){if(!g){g=1}return b([f,e,i,h],g)}})(),quadraticLengthPointVector:function(f,e,k,d,g,j){var i=this.__tmp0,h=this.__tmp1;i=this.linePoint(f,e,2/3,i);h=this.linePoint(e,k,1/3,h);return this.cubicLengthPointVector(f,i,h,k,g,j)},cubicLengthPointVector:function(v,u,t,s,g,o,w){if(w==null){w={point:vec3.create(),vector:vec3.create()}}var r=this.cubicLength(v,u,t,s,o);var n=this.__tmp4;vec3.set(v,n);var e=this.__tmp5;vec3.set(v,e);var k=0;var j=0;var f=g*r;var m=20;var h=1/m;for(var q=1;q<=m;q++){vec3.set(n,e);this.cubicPoint(v,u,t,s,h*q,n);k=j;j+=this.lineLength(e,n);if(j>=f){if(j==k){vec3.set(n,w.point);this.lineVector(v,u,w.vector);return w}var p=j-f;var l=p/(j-k);this.linePoint(e,n,1-l,w.point);this.cubicVector(v,u,t,s,h*(q-l),w.vector);return w}}vec3.set(s,w.point);this.lineVector(t,s,w.vector);return w}};Magi.Colors={hsl2rgb:function(k,t,i){var a,m,o;if(t==0){a=m=o=i}else{var c=(i<0.5?i*(1+t):i+t-(i*t));var d=2*i-c;var 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c=this.uniform(a).index;if(c!=null){this.gl.uniform4fv(c,b)}},uniform1f:function(a,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniform1f(c,b)}},uniform2f:function(a,d,c){var b=this.uniform(a).index;if(b!=null){this.gl.uniform2f(b,d,c)}},uniform3f:function(a,e,d,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniform3f(c,e,d,b)}},uniform4f:function(a,f,e,c,b){var d=this.uniform(a).index;if(d!=null){this.gl.uniform4f(d,f,e,c,b)}},uniform1iv:function(a,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniform1iv(c,b)}},uniform2iv:function(a,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniform2iv(c,b)}},uniform3iv:function(a,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniform3iv(c,b)}},uniform4iv:function(a,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniform4iv(c,b)}},uniform1i:function(a,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniform1i(c,b)}},uniform2i:function(a,d,c){var b=this.uniform(a).index;if(b!=null){this.gl.uniform2i(b,d,c)}},uniform3i:function(a,e,d,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniform3i(c,e,d,b)}},uniform4i:function(a,f,e,c,b){var d=this.uniform(a).index;if(d!=null){this.gl.uniform4i(d,f,e,c,b)}},uniformMatrix4fv:function(a,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniformMatrix4fv(c,false,b)}},uniformMatrix3fv:function(a,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniformMatrix3fv(c,false,b)}},uniformMatrix2fv:function(a,b){var c=this.uniform(a).index;if(c!=null){this.gl.uniformMatrix2fv(c,false,b)}},attrib:function(a){if(this.attribLocations[a]==null){var b=this.gl.getAttribLocation(this.shader.program,a);this.attribLocations[a]={index:b,current:null}}return this.attribLocations[a]},uniform:function(a){if(this.uniformLocations[a]==null){var b=this.gl.getUniformLocation(this.shader.program,a);this.uniformLocations[a]={index:b,current:null}}return this.uniformLocations[a]}});Magi.Shader.createShader=function(e,c,a){if(typeof c=="string"){c=e[c]}var b=e.createShader(c);e.shaderSource(b,a);e.compileShader(b);if(e.getShaderParameter(b,e.COMPILE_STATUS)!=1){var d=e.getShaderInfoLog(b);e.deleteShader(b);throw (new Error("Failed to compile shader. Shader info log: "+d+" Shader source: "+a))}return b};Magi.Shader.getShaderById=function(d,e){var c=document.getElementById(e);if(!c){throw (new Error("getShaderById: No element has id "+e))}var b,a=c.getAttribute("type");if(a=="text/x-glsl-fs"){b=d.FRAGMENT_SHADER}else{if(a=="text/x-glsl-vs"){b=d.VERTEX_SHADER}else{throw (new Error("getShaderById: Unknown shader type "+a))}}return this.createShader(d,b,c.textContent)};Magi.Shader.loadShader=function(e,c,h,b,f){if(!f){var g=c.split(".");var d=g[g.length-1].toLowerCase();if(d=="frag"){f=e.FRAGMENT_SHADER}else{if(d=="vert"){f=e.VERTEX_SHADER}else{throw (new Error("loadShader: Unknown shader extension "+d))}}}var j=this;var i=new XMLHttpRequest;i.onsuccess=function(k){var a=j.createShader(e,f,k.responseText);h(a,k)};i.onerror=function(a){if(b){b(a)}else{throw (new Error("loadShader: Failed to load shader "+a.status))}};i.open("GET",c,true);i.send(null);return i};Magi.Shader.createProgram=function(g,k){var b=g.createProgram();var j=[];for(var c=0;c<k.length;++c){try{var f=k[c];j.push(f);g.attachShader(b,f)}catch(h){var a={program:b,shaders:j};this.deleteShader(g,a);throw (h)}}var d={program:b,shaders:j};g.linkProgram(b);g.validateProgram(b);if(g.getProgramParameter(b,g.LINK_STATUS)!=1){this.deleteShader(g,d);throw (new Error("Failed to link shader: "+g.getProgramInfoLog(b)))}if(g.getProgramParameter(b,g.VALIDATE_STATUS)!=1){this.deleteShader(g,d);throw (new Error("Failed to validate shader"))}return d};Magi.Shader.loadProgramArray=function(e,f,g,b){var h=this;var c=f.slice(0);var i=[];var d;d=function(j){i.push(j);if(c.length==0){try{var l=h.createProgram(e,i);g(l)}catch(k){b(k)}}else{var m=c.shift();h.loadShader(e,m,d,b)}};var a=c.shift();h.loadShader(e,a,d,b)};Magi.Shader.loadProgram=function(d,c){var b=[];for(var a=1;a<arguments.length;++a){b.push(arguments[a])}return this.loadProgramArray(d,b,c)};Magi.Shader.getProgramBySourceArray=function(d,c){var b=this;var a=c.map(function(e){return b.createShader(d,e.type,e.text)});return this.createProgram(d,a)};Magi.Shader.getProgramByIdArray=function(d,c){var b=this;var a=c.map(function(e){return b.getShaderById(d,e)});return this.createProgram(d,a)};Magi.Shader.getProgramByMixedArray=function(d,c){var b=this;var a=c.map(function(e){if(e.type){return b.createShader(d,e.type,e.text)}else{return b.getShaderById(d,e)}});return this.createProgram(d,a)};Magi.Shader.getProgramByIds=function(c){var b=[];for(var a=1;a<arguments.length;++a){b.push(arguments[a])}return this.getProgramByIdArray(c,b)};Magi.Shader.deleteShader=function(b,a){b.useProgram(null);a.shaders.forEach(function(c){b.detachShader(a.program,c);b.deleteShader(c)});b.deleteProgram(a.program)};Magi.Shader.load=function(e,d){var b=[];for(var a=1;a<arguments.length;++a){b.push(arguments[a])}var c=new Shader(e);Magi.Shader.loadProgramArray(e,b,function(f){c.shader=f;c.compile=function(){};d(c)})};Magi.Filter=Klass(Magi.Shader,{initialize:function(b,a){Magi.Shader.initialize.apply(this,arguments)},apply:function(d){this.use();var b=this.attrib("Vertex");var a=this.attrib("TexCoord");var c=Magi.Geometry.Quad.getCachedVBO(this.gl);if(d){d(this)}c.draw(b,null,a)}});Magi.VBO=Klass({initialized:false,length:0,vbos:null,type:"TRIANGLES",elementsVBO:null,elements:null,initialize:function(b){this.gl=b;this.data=[];this.elementsVBO=null;for(var a=1;a<arguments.length;a++){if(arguments[a].elements){this.elements=arguments[a]}else{this.data.push(arguments[a])}}Magi.AllocatedResources.addVBO(this)},setData:function(){this.clear();this.data=[];for(var a=0;a<arguments.length;a++){if(arguments[a].elements){this.elements=arguments[a]}else{this.data.push(arguments[a])}}},clear:function(){if(this.vbos!=null){for(var a=0;a<this.vbos.length;a++){this.gl.deleteBuffer(this.vbos[a])}}if(this.elementsVBO!=null){this.gl.deleteBuffer(this.elementsVBO)}this.length=this.elementsLength=0;this.vbos=this.elementsVBO=null;this.initialized=false},destroy:function(){this.clear();Magi.AllocatedResources.deleteVBO(this)},init:function(){this.clear();var j=this.gl;j.getError();var h=[];var a=0;for(var b=0;b<this.data.length;b++){h.push(j.createBuffer())}if(this.elements!=null){this.elementsVBO=j.createBuffer()}try{Magi.throwError(j,"genBuffers");for(var b=0;b<this.data.length;b++){var g=this.data[b];if(g.data==null){continue}var f=Math.floor(g.data.length/g.size);if(b==0||f<a){a=f}if(!g.typedArray){switch(g.type){case j.UNSIGNED_INT:g.typedArray=new Uint32Array(g.data);break;case j.INT:g.typedArray=new Int32Array(g.data);break;case j.UNSIGNED_SHORT:g.typedArray=new Uint16Array(g.data);break;case j.SHORT:g.typedArray=new Int16Array(g.data);break;case j.UNSIGNED_BYTE:g.typedArray=new Uint8Array(g.data);break;case j.BYTE:g.typedArray=new Int8Array(g.data);break;default:g.type=j.FLOAT;g.typedArray=new Float32Array(g.data)}}j.bindBuffer(j.ARRAY_BUFFER,h[b]);Magi.Stats.bindBufferCount++;Magi.throwError(j,"bindBuffer");j.bufferData(j.ARRAY_BUFFER,g.typedArray,j.STATIC_DRAW);Magi.throwError(j,"bufferData")}if(this.elementsVBO!=null){var g=this.elements;this.elementsLength=g.data.length;this.elementsType=g.type==j.UNSIGNED_BYTE?j.UNSIGNED_BYTE:j.UNSIGNED_SHORT;j.bindBuffer(j.ELEMENT_ARRAY_BUFFER,this.elementsVBO);Magi.Stats.bindBufferCount++;Magi.throwError(j,"bindBuffer ELEMENT_ARRAY_BUFFER");if(!g.typedArray){if(this.elementsType==j.UNSIGNED_SHORT){g.typedArray=new Uint16Array(g.data)}else{if(this.elementsType==j.UNSIGNED_BYTE){g.typedArray=new Uint8Array(g.data)}}j.bufferData(j.ELEMENT_ARRAY_BUFFER,g.typedArray,j.STATIC_DRAW)}Magi.throwError(j,"bufferData ELEMENT_ARRAY_BUFFER")}}catch(c){for(var b=0;b<h.length;b++){j.deleteBuffer(h[b])}throw (c)}j.bindBuffer(j.ARRAY_BUFFER,null);j.bindBuffer(j.ELEMENT_ARRAY_BUFFER,null);Magi.Stats.bindBufferCount++;Magi.Stats.bindBufferCount++;this.length=a;this.vbos=h;this.initialized=true},use:function(){if(!this.initialized){this.init()}var d=this.gl;for(var b=0;b<arguments.length;b++){var a=arguments[b];var c=(this.data[b]&&this.data[b].data!=null)?this.vbos[b]:null;if(a==null||a.index==null||a.index==-1){continue}if(!c){d.disableVertexAttribArray(a.index);continue}if(Magi.VBO[a.index]!==c){d.bindBuffer(d.ARRAY_BUFFER,c);d.vertexAttribPointer(a.index,this.data[b].size,this.data[b].type,false,0,0);Magi.Stats.bindBufferCount++;Magi.Stats.vertexAttribPointerCount++}d.enableVertexAttribArray(a.index);Magi.VBO[a.index]=c}if(this.elementsVBO!=null){d.bindBuffer(d.ELEMENT_ARRAY_BUFFER,this.elementsVBO);Magi.Stats.bindBufferCount++}},draw:function(){var a=[];this.use.apply(this,arguments);var b=this.gl;if(this.elementsVBO!=null){b.drawElements(b[this.type],this.elementsLength,this.elementsType,0);Magi.Stats.drawElementsCount++}else{b.drawArrays(b[this.type],0,this.length);Magi.Stats.drawArraysCount++}}});Magi.FBO=Klass({initialized:false,useDepth:true,fbo:null,rbo:null,texture:null,initialize:function(d,a,c,b){this.gl=d;this.width=a;this.height=c;if(b!=null){this.useDepth=b}Magi.AllocatedResources.addFBO(this)},destroy:function(){if(this.fbo){this.gl.deleteFramebuffer(this.fbo)}if(this.rbo){this.gl.deleteRenderbuffer(this.rbo)}if(this.texture){this.texture.permanent=false;this.texture.destroy()}Magi.AllocatedResources.deleteFBO(this)},setSize:function(a,b){if(a==this.width&&b==this.height){return}this.width=a;this.height=b;if(!this.initialized){return}var c=this.gl;this.texture.width=this.width;this.texture.height=this.height;this.texture.changed=true;this.texture.use();if(this.useDepth){c.bindRenderbuffer(c.RENDERBUFFER,this.rbo);Magi.throwError(c,"FBO.resize bindRenderbuffer");c.renderbufferStorage(c.RENDERBUFFER,c.stencilWorks?c.DEPTH_STENCIL:c.DEPTH_COMPONENT16,this.width,this.height);Magi.throwError(c,"FBO.resize renderbufferStorage")}},resize:function(a,b){return this.setSize(a,b)},init:function(){var d=this.gl;var j=this.width,c=this.height;var b=this.fbo!=null?this.fbo:d.createFramebuffer();var a;d.bindFramebuffer(d.FRAMEBUFFER,b);Magi.throwError(d,"FBO.init bindFramebuffer");var l=this.texture!=null?this.texture:new Magi.Texture(d);l.width=j;l.height=c;l.data=null;l.generateMipmaps=false;l.permanent=true;l.use();Magi.throwError(d,"FBO.init tex");d.framebufferTexture2D(d.FRAMEBUFFER,d.COLOR_ATTACHMENT0,d.TEXTURE_2D,l.textureObject,0);Magi.throwError(d,"FBO.init bind tex");if(this.useDepth){a=this.rbo!=null?this.rbo:d.createRenderbuffer();d.bindRenderbuffer(d.RENDERBUFFER,a);Magi.throwError(d,"FBO.init bindRenderbuffer");try{d.renderbufferStorage(d.RENDERBUFFER,d.DEPTH_STENCIL,j,c);Magi.throwError(d,"FBO.init depth renderbufferStorage");d.framebufferRenderbuffer(d.FRAMEBUFFER,d.DEPTH_STENCIL_ATTACHMENT,d.RENDERBUFFER,a);Magi.throwError(d,"FBO.init bind depth buffer");d.stencilWorks=true}catch(g){d.stencilWorks=false}if(!d.stencilWorks){d.renderbufferStorage(d.RENDERBUFFER,d.DEPTH_COMPONENT16,j,c);Magi.throwError(d,"FBO.init depth renderbufferStorage");d.framebufferRenderbuffer(d.FRAMEBUFFER,d.DEPTH_ATTACHMENT,d.RENDERBUFFER,a);Magi.throwError(d,"FBO.init bind depth buffer")}}var f=d.checkFramebufferStatus(d.FRAMEBUFFER);if(f!=d.FRAMEBUFFER_COMPLETE){var i;for(var k in d){try{i=d[k]}catch(g){i=null}if(i==f){f=k;break}}}Magi.throwError(d,"FBO.init check fbo");this.fbo=b;this.rbo=a;this.texture=l;this.initialized=true},use:function(){if(!this.initialized){this.init()}this.gl.bindFramebuffer(this.gl.FRAMEBUFFER,this.fbo);Magi.throwError(this.gl,"FBO.use")}});Magi.makeGLErrorWrapper=function(a,b){return(function(){var d;try{d=a[b].apply(a,arguments)}catch(c){throw (new Error("GL error "+c.name+" in "+b+"\n"+c.message+"\n"+arguments.callee.caller))}var c=a.getError();if(c!=0){throw (new Error("GL error "+c+" in "+b))}return d})};Magi.wrapGLContext=function(d){var b={};for(var a in d){try{if(typeof d[a]=="function"){b[a]=Magi.makeGLErrorWrapper(d,a)}else{b[a]=d[a]}}catch(c){}}b.getError=function(){return d.getError()};return b};Magi.Geometry={};Magi.Geometry.Quad={vertices:new Float32Array([-1,-1,0,1,-1,0,-1,1,0,1,-1,0,1,1,0,-1,1,0]),normals:new Float32Array([0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,-1]),texcoords:new Float32Array([0,0,1,0,0,1,1,0,1,1,0,1]),indices:new Float32Array([0,1,2,1,5,2]),makeVBO:function(a){return new Magi.VBO(a,{size:3,data:this.vertices},{size:3,data:this.normals},{size:2,data:this.texcoords})},cache:{},getCachedVBO:function(a){if(!this.cache[a]){this.cache[a]=this.makeVBO(a)}return this.cache[a]}};Magi.Geometry.QuadMesh={makeVBO:function(g,b,d){var c=[],e=[],f=[];for(var a=0;a<b;a++){for(var h=0;h<d;h++){c.push((a-(b/2))/(b/2),(h-(d/2))/(d/2),0);c.push(((a+1)-(b/2))/(b/2),(h-(d/2))/(d/2),0);c.push((a-(b/2))/(b/2),((h+1)-(d/2))/(d/2),0);c.push(((a+1)-(b/2))/(b/2),(h-(d/2))/(d/2),0);c.push(((a+1)-(b/2))/(b/2),((h+1)-(d/2))/(d/2),0);c.push((a-(b/2))/(b/2),((h+1)-(d/2))/(d/2),0);e.push(0,0,-1);e.push(0,0,-1);e.push(0,0,-1);e.push(0,0,-1);e.push(0,0,-1);e.push(0,0,-1);f.push(a/b,h/d);f.push((a+1)/b,h/d);f.push(a/b,(h+1)/d);f.push((a+1)/b,h/d);f.push((a+1)/b,(h+1)/d);f.push(a/b,(h+1)/d)}}return new Magi.VBO(g,{size:3,data:new Float32Array(c)},{size:3,data:new Float32Array(e)},{size:2,data:new Float32Array(f)})},cache:{},getCachedVBO:function(d,b,c){b=b||50;c=c||50;var a=b+":"+c;if(!this.cache[d]){this.cache[d]={}}if(!this.cache[d][a]){this.cache[d][a]=this.makeVBO(d,b,c)}return this.cache[d][a]}};Magi.Geometry.Cube={vertices:new Float32Array([0.5,-0.5,0.5,0.5,-0.5,-0.5,0.5,0.5,-0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,-0.5,-0.5,0.5,-0.5,-0.5,0.5,0.5,0.5,0.5,0.5,-0.5,0.5,0.5,-0.5,-0.5,0.5,0.5,-0.5,0.5,-0.5,-0.5,0.5,-0.5,0.5,0.5,-0.5,0.5,-0.5,-0.5,-0.5,-0.5,-0.5,-0.5,0.5,-0.5,-0.5,-0.5,0.5,-0.5,-0.5,0.5,-0.5,0.5,-0.5,-0.5,-0.5,-0.5,0.5,-0.5,0.5,0.5,-0.5,0.5,-0.5,-0.5]),normals:new Float32Array([1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1,0,0,0,-1,0,0,-1,0,0,-1,0,0,-1]),texcoords:new Float32Array([0,0,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0,1,1,1,1,0]),indices:[],create:function(){for(var a=0;a<6;a++){this.indices.push(a*4+0);this.indices.push(a*4+1);this.indices.push(a*4+3);this.indices.push(a*4+1);this.indices.push(a*4+2);this.indices.push(a*4+3)}this.indices=new Float32Array(this.indices)},makeVBO:function(a){return new Magi.VBO(a,{size:3,data:this.vertices},{size:3,data:this.normals},{size:2,data:this.texcoords},{elements:true,data:this.indices})},cache:{},getCachedVBO:function(a){if(!this.cache[a]){this.cache[a]=this.makeVBO(a)}return this.cache[a]}};Magi.Geometry.Cube.create();Magi.Geometry.CubeArray={pushNormals:function(b,a){b.push(Magi.Geometry.Cube.normals[a*3+0]);b.push(Magi.Geometry.Cube.normals[a*3+1]);b.push(Magi.Geometry.Cube.normals[a*3+2])},pushCubeNormals:function(a){for(var b=0;b<6;b++){this.pushNormals(a,b*4+0);this.pushNormals(a,b*4+1);this.pushNormals(a,b*4+3);this.pushNormals(a,b*4+1);this.pushNormals(a,b*4+2);this.pushNormals(a,b*4+3)}},pushCubeVerts:function(f,b,e,c,d,a){f.push((2*Magi.Geometry.Cube.vertices[a*3+0]+1+2*b)/c-1);f.push((2*Magi.Geometry.Cube.vertices[a*3+1]+1+2*e)/d-1);f.push(Magi.Geometry.Cube.vertices[a*3+2])},pushCube:function(f,a,e,b,d){for(var c=0;c<6;c++){this.pushCubeVerts(f,a,e,b,d,c*4+0);this.pushCubeVerts(f,a,e,b,d,c*4+1);this.pushCubeVerts(f,a,e,b,d,c*4+3);this.pushCubeVerts(f,a,e,b,d,c*4+1);this.pushCubeVerts(f,a,e,b,d,c*4+2);this.pushCubeVerts(f,a,e,b,d,c*4+3)}},makeVBO:function(d,e,b){var a=[],h=[],j=[];for(var g=0;g<e;g++){for(var f=0;f<b;f++){this.pushCube(a,g,f,e,b);this.pushCubeNormals(h);for(var c=0;c<6*6;c++){j.push(g/e,f/b)}}}return new Magi.VBO(d,{size:3,data:new Float32Array(a)},{size:3,data:new Float32Array(h)},{size:2,data:new Float32Array(j)})},cache:{},getCachedVBO:function(d,b,c){b=b||50;c=c||50;var a=b+":"+c;if(!this.cache[d]){this.cache[d]={}}if(!this.cache[d][a]){this.cache[d][a]=this.makeVBO(d,b,c)}return this.cache[d][a]}};Magi.Geometry.Sphere={vert:function(b,f,a,j,k,l){var i,h,g,e,d,c;e=Math.sin(b)*Math.cos(f);c=Math.sin(f);d=Math.cos(b)*Math.cos(f);j.push(e,d,c);i=Math.sin(b)*Math.cos(f);g=Math.sin(f);h=Math.cos(b)*Math.cos(f);a.push(i,h,g);k.push(1-(b/(2*Math.PI)),l?((f+Math.PI/2)/Math.PI):0.5+0.5*Math.sin(f))},makeVBO:function(e,g,d,m){var a=[],k=[],l=[];var n=this;for(var i=0;i<d;i++){var f=-Math.PI/2+Math.PI*i/d;var h=f+Math.PI/d;for(var j=0;j<g;j++){var b=2*Math.PI*j/g;var c=b+2*Math.PI/g;this.vert(b,f,a,k,l,m);this.vert(b,h,a,k,l,m);this.vert(c,h,a,k,l,m);this.vert(b,f,a,k,l,m);this.vert(c,h,a,k,l,m);this.vert(c,f,a,k,l,m)}}return new Magi.VBO(e,{size:3,data:new Float32Array(a)},{size:3,data:new Float32Array(k)},{size:2,data:new Float32Array(l)})},cache:{},getCachedVBO:function(e,b,c,d){b=b||10;c=c||10;var a=b+":"+c+":"+d;if(!this.cache[e]){this.cache[e]={}}if(!this.cache[e][a]){this.cache[e][a]=this.makeVBO(e,b,c,d)}return this.cache[e][a]}};Magi.Geometry.Disk={OUT:1,IN:2,UP:3,DOWN:4,vert:function(e,i,b,d,l,m,f,n,g){var c=Math.sin(e);var a=Math.cos(e);var k=c*b;var j=a*b;d.push(k,j,i);var h=e/(2*Math.PI);switch(f){case this.OUT:l.push(c,a,0);m.push(h,i/n);break;case this.IN:l.push(-c,-a,0);m.push(h,i/n);break;case this.UP:l.push(0,0,1);m.push(h,g);break;case this.DOWN:l.push(0,0,-1);m.push(h,g);break}},makeVBO:function(h,d,c,o,i,f){var a=[],n=[],m=[];var p=this;for(var g=0;g<f;g++){var k=g*o/f;var j=k+o/f;for(var l=0;l<i;l++){var b=l*2*Math.PI/i;var e=b+2*Math.PI/i;this.vert(b,k,c,a,n,m,this.OUT,o,0);this.vert(b,j,c,a,n,m,this.OUT,o,0);this.vert(e,j,c,a,n,m,this.OUT,o,0);this.vert(b,k,c,a,n,m,this.OUT,o,0);this.vert(e,j,c,a,n,m,this.OUT,o,0);this.vert(e,k,c,a,n,m,this.OUT,o,0);this.vert(e,j,d,a,n,m,this.IN,o,0);this.vert(b,j,d,a,n,m,this.IN,o,0);this.vert(b,k,d,a,n,m,this.IN,o,0);this.vert(e,k,d,a,n,m,this.IN,o,0);this.vert(e,j,d,a,n,m,this.IN,o,0);this.vert(b,k,d,a,n,m,this.IN,o,0);this.vert(b,j,c,a,n,m,this.UP,o,0);this.vert(b,j,d,a,n,m,this.UP,o,1);this.vert(e,j,d,a,n,m,this.UP,o,1);this.vert(b,j,c,a,n,m,this.UP,o,0);this.vert(e,j,d,a,n,m,this.UP,o,1);this.vert(e,j,c,a,n,m,this.UP,o,0);this.vert(e,k,d,a,n,m,this.DOWN,o,1);this.vert(b,k,d,a,n,m,this.DOWN,o,1);this.vert(b,k,c,a,n,m,this.DOWN,o,0);this.vert(e,k,c,a,n,m,this.DOWN,o,0);this.vert(e,k,d,a,n,m,this.DOWN,o,1);this.vert(b,k,c,a,n,m,this.DOWN,o,0)}}return new Magi.VBO(h,{size:3,data:new Float32Array(a)},{size:3,data:new Float32Array(n)},{size:2,data:new Float32Array(m)})},cache:{},getCachedVBO:function(g,c,a,f,d,e){c=c==null?0.5:c;a=a==null?1:a;f=f==null?0.01:f;d=d||50;e=e||2;var b=[c,a,f,d,e].join(":");if(!this.cache[g]){this.cache[g]={}}if(!this.cache[g][b]){this.cache[g][b]=this.makeVBO(g,c,a,f,d,e)}return this.cache[g][b]}};Magi.Geometry.Ring={makeXZQuad:function(a,g,f,b,d,e,c){c.push(a,g,f);c.push(b,g,e);c.push(a,d,f);c.push(b,g,e);c.push(b,d,e);c.push(a,d,f)},makeVBO:function(m,t,l,c,q){var f=[],k=[],p=[];for(var j=0;j<l;j++){var b=j/l;var a=(j+1)/l;var u=b*q;var r=a*q;var o=Math.cos(u);var n=Math.cos(r);var i=Math.sin(u);var h=Math.sin(r);for(var g=0;g<c;g++){var e=2*t*(-0.5+g/c);var d=2*t*(-0.5+(g+1)/c);this.makeXZQuad(o,e,i,n,d,h,f);k.push(i,0,-o);k.push(h,0,-n);k.push(i,0,-o);k.push(h,0,-n);k.push(h,0,-n);k.push(i,0,-o);p.push(b,e);p.push(a,e);p.push(b,d);p.push(a,e);p.push(a,d);p.push(b,d)}}return new Magi.VBO(m,{size:3,data:new Float32Array(f)},{size:3,data:new Float32Array(k)},{size:2,data:new Float32Array(p)})},cache:{},getCachedVBO:function(f,d,b,c,e){d=d==null?0.1:d;b=b||256;c=c||10;e=e==null?Math.PI*2:e;var a=b+":"+c+":"+e+":"+d;if(!this.cache[f]){this.cache[f]={}}if(!this.cache[f][a]){this.cache[f][a]=this.makeVBO(f,d,b,c,e)}return this.cache[f][a]}};Magi.Motion={makeBounce:function(){this.addFrameListener(function(a,b){var c=2*Math.abs(Math.sin(a/500));this.position[1]=c});return this},makeRotate:function(a){a=a||0.2;this.addFrameListener(function(b,c){this.rotation.angle=(Math.PI*2*b/(1000/a))%(Math.PI*2)});return this}};Magi.Node=Klass(Magi.Motion,{model:null,position:null,rotation:null,scaling:null,polygonOffset:null,scaleAfterRotate:false,depthMask:null,depthTest:null,display:true,transparent:false,id:null,parentNode:null,initialize:function(a){this.model=a;this.absolutePosition=vec3.create();this.renderPasses={normal:true};this.material=new Magi.Material();this.matrix=mat4.identity();this.normalMatrix=mat3.identity();this.rotation={angle:0,axis:vec3.create([0,1,0])};this.position=vec3.create([0,0,0]);this.scaling=vec3.create([1,1,1]);this.frameListeners=[];this.childNodes=[];this.afterTransformListeners=[]},getNodeById:function(a){var b=null;try{this.filterNodes(function(d){if(d.id==a){b=d;throw (null)}})}catch(c){return b}},getNodesById:function(a){return this.filterNodes(function(b){return(b.id==a)})},getNodesByKlass:function(a){return this.filterNodes(function(b){return(b instanceof a)})},getNodesByMethod:function(a){return this.filterNodes(function(b){return b[a]})},getNodesByKeyValue:function(a,b){return this.filterNodes(function(c){return c[a]==b})},filterNodes:function(b){var a=[];this.forEach(function(c){if(b(c)){a.push(c)}});return a},forEach:function(a){a.call(this,this);this.childNodes.forEach(function(b){b.forEach(a)})},setX:function(a){this.position[0]=a;return this},setY:function(a){this.position[1]=a;return this},setZ:function(a){this.position[2]=a;return this},setPosition:function(a,c,b){if(a.length!=null){vec3.set(a,this.position)}else{if(c==null){vec3.set3(a,this.position)}else{this.position[0]=a;this.position[1]=c;if(b!=null){this.position[2]=b}}}return this},setScale:function(a,c,b){if(a.length!=null){vec3.set(a,this.scaling)}else{if(c==null){vec3.set3(a,this.scaling)}else{this.scaling[0]=a;this.scaling[1]=c;if(b!=null){this.scaling[2]=b}}}return this},setAngle:function(b){this.rotation.angle=b;return this},setAxis:function(a,c,b){if(a.length!=null){vec3.set(a,this.rotation.axis)}else{if(c==null){vec3.set3(a,this.rotation.axis)}else{this.rotation.axis[0]=a;this.rotation.axis[1]=c;if(b!=null){this.rotation.axis[2]=b}}}return this},draw:function(h,b,k){if(!this.model||!this.display){return}if(this.material){this.material.apply(h,b,k,this.matrix,this.normalMatrix)}if(this.model.gl==null){this.model.gl=h}var j=b.blendFuncSrc;var g=b.blendFuncDst;var f=b.depthMask;var c=b.depthTest;var a=b.polygonOffset;var d=b.blend;var l=b.cullFace;if(this.polygonOffset){h.polygonOffset(this.polygonOffset.factor,this.polygonOffset.units)}if(this.depthMask!=null&&this.depthMask!=b.depthMask){h.depthMask(this.depthMask)}if(this.depthTest!=null&&this.depthTest!=b.depthTest){if(this.depthTest){h.enable(h.DEPTH_TEST)}else{h.disable(h.DEPTH_TEST)}}if(this.blendFuncSrc&&this.blendFuncDst){h.blendFunc(h[this.blendFuncSrc],h[this.blendFuncDst])}if(this.blend!=null&&this.blend!=b.blend){if(this.blend){h.enable(h.BLEND)}else{h.disable(h.BLEND)}}if(this.cullFace!=null&&this.cullFace!=b.cullFace){h.enable(h.CULL_FACE);h.cullFace(h[this.cullFace])}if(this.model.attributes){if(!this.model.attributeIdxs){this.model.attributeIdxs=[]}for(var e=0;e<this.model.attributes.length;e++){this.model.attributeIdxs[e]=b.currentShader.attrib(this.model.attributes[e])}this.model.draw.apply(this.model,this.model.attributeIdxs)}else{this.model.draw(b.currentShader.attrib("Vertex"),b.currentShader.attrib("Normal"),b.currentShader.attrib("TexCoord"))}if(this.cullFace!=null&&this.cullFace!=b.cullFace){if(l){h.cullFace(h[l])}else{h.disable(h.CULL_FACE)}}if(this.blend!=null&&this.blend!=b.blend){if(d){h.enable(h.BLEND)}else{h.disable(h.BLEND)}}if(this.blendFuncSrc&&this.blendFuncDst){h.blendFunc(h[j],h[g])}if(this.depthTest!=null&&this.depthTest!=b.depthTest){if(c){h.enable(h.DEPTH_TEST)}else{h.disable(h.DEPTH_TEST)}}if(this.depthMask!=null&&this.depthMask!=b.depthMask){h.depthMask(f)}if(this.polygonOffset){h.polygonOffset(a.factor,a.units)}},addFrameListener:function(a){this.frameListeners.push(a)},afterTransform:function(a){this.afterTransformListeners.push(a)},update:function(d,e){var b=[];for(var c=0;c<this.frameListeners.length;c++){b.push(this.frameListeners[c])}for(var c=0;c<b.length;c++){if(this.frameListeners.indexOf(b[c])!=-1){b[c].call(this,d,e,this)}}for(var c=0;c<this.childNodes.length;c++){this.childNodes[c].parentNode=this;this.childNodes[c].update(d,e)}},appendChild:function(a){this.childNodes.push(a);a.parentNode=this},removeChild:function(b){var a=this.childNodes.indexOf(b);while(a!=-1){this.childNodes[a].parentNode=null;this.childNodes.splice(a,1);a=this.childNodes.indexOf(b)}b.parentNode=null},removeSelf:function(){if(this.parentNode){this.parentNode.removeChild(this)}},updateTransform:function(f,d,g){var a=this.matrix;mat4.set(f,a);var h=this.position;var e=this.scaling;var c=(e[0]!=1)||(e[1]!=1)||(e[2]!=1);if(h[0]||h[1]||h[2]){mat4.translate(a,h)}if(this.scaleAfterRotate&&c){mat4.scale(a,e)}if(this.rotation.angle!=0){mat4.rotate(a,this.rotation.angle,this.rotation.axis)}if(!this.scaleAfterRotate&&c){mat4.scale(a,e)}if(this.transform){mat4.multiply(this.transform,a,a)}if(this.isBillboard){mat4.billboard(a)}mat4.toInverseMat3(a,this.normalMatrix);mat3.transpose(this.normalMatrix);this.absolutePosition[0]=a[12];this.absolutePosition[1]=a[13];this.absolutePosition[2]=a[14];for(var b=0;b<this.afterTransformListeners.length;b++){this.afterTransformListeners[b].call(this,a,d,g)}for(var b=0;b<this.childNodes.length;b++){this.childNodes[b].updateTransform(a,d,g)}},getWorldPosition:function(a,b){if(b==null){b=vec3.create()}return vec3.sub(this.absolutePosition,a,b)},collectDrawList:function(a){if(!a){a=[]}if(this.display){a.push(this);for(var b=0;b<this.childNodes.length;b++){this.childNodes[b].collectDrawList(a)}}return a}});Magi.Material=Klass({initialize:function(a){this.shader=a;this.textures={};for(var b in this.textures){delete this.textures[b]}this.floats={};for(var b in this.floats){delete this.floats[b]}this.ints={};for(var b in this.ints){delete this.ints[b]}},copyValue:function(c){if(typeof c=="number"){return c}var b=new c.__proto__.constructor(c.length);for(var d=0;d<c.length;d++){b[d]=c[d]}return b},copy:function(){var a=new Magi.Material();for(var b in this.floats){a.floats[b]=this.copyValue(this.floats[b])}for(var b in this.ints){a.ints[b]=this.copyValue(this.ints[b])}for(var b in this.textures){a.textures[b]=this.textures[b]}a.shader=this.shader;return a},apply:function(f,c,d,b,e){var a=this.shader;if(a&&a.gl==null){a.gl=f}if(c.currentShader!=a){a.use();a.uniformMatrix4fv("PMatrix",d);Magi.Stats.uniformSetCount++;c.currentShader=this.shader;Magi.Stats.shaderBindCount++}c.currentShader.uniformMatrix4fv("MVMatrix",b);c.currentShader.uniformMatrix3fv("NMatrix",e);Magi.Stats.uniformSetCount+=2;if(c.currentMaterial==this){return}c.currentMaterial=this;Magi.Stats.materialUpdateCount++;this.applyTextures(f,c);this.applyFloats();this.applyInts()},applyTextures:function(e,d){var a=0;for(var c in this.textures){var b=this.textures[c];if(!b){b=Magi.Texture.getDefaultTexture(e)}if(b.gl==null){b.gl=e}if(d.textures[a]!=b){d.textures[a]=b;e.activeTexture(e.TEXTURE0+a);b.use();Magi.Stats.textureSetCount++}this.shader.uniform1i(c,a);Magi.Stats.uniformSetCount++;++a}},cmp:function(d,c){var f=false;if(d&&c&&d.length&&c.length){if(d.length==c.length){f=true;for(var e=0;e<d.length;e++){f=f&&(d[e]==c[e])}}}else{f=d==c}return f},cloneVec:function(b,c){if(!c||c.length!=b.length){c=new b.constructor(b.length)}for(var a=0;a<b.length;a++){c[a]=b[a]}return c},applyFloats:function(){var a=this.shader;for(var b in this.floats){var d=this.floats[b];var c=a.uniform(b);if(this.cmp(c.current,d)){continue}if(d.length){c.current=this.cloneVec(d,c.current)}else{c.current=d}Magi.Stats.uniformSetCount++;if(d.length==null){a.uniform1f(b,d)}else{switch(d.length){case 4:a.uniform4fv(b,d);break;case 3:a.uniform3fv(b,d);break;case 16:a.uniformMatrix4fv(b,d);break;case 9:a.uniformMatrix3fv(b,d);break;case 2:a.uniform2fv(b,d);break;default:a.uniform1fv(b,d)}}}},applyInts:function(){var a=this.shader;for(var b in this.ints){var d=this.ints[b];var c=a.uniform(b);if(this.cmp(c.current,d)){continue}if(d.length){c.current=this.cloneVec(d,c.current)}else{c.current=d}Magi.Stats.uniformSetCount++;if(d.length==null){a.uniform1i(b,d)}else{switch(d.length){case 4:a.uniform4iv(b,d);break;case 3:a.uniform3iv(b,d);break;case 2:a.uniform2iv(b,d);break;default:a.uniform1iv(b,d)}}}}});Magi.GLDrawState=Klass({textures:null,currentMaterial:null,currentShader:null,polygonOffset:null,blendFuncSrc:"ONE",blendFuncDst:"ONE_MINUS_SRC_ALPHA",depthMask:true,depthTest:true,blend:true,initialize:function(){this.polygonOffset={factor:0,units:0},this.textures=[]}});Magi.Camera=Klass({fov:30,targetFov:30,zNear:1,zFar:10000,useLookAt:true,ortho:false,stereo:false,stereoSeparation:0.025,renderPass:"normal",blend:true,blendFuncSrc:"ONE",blendFuncDst:"ONE_MINUS_SRC_ALPHA",useProjectionMatrix:false,initialize:function(){this.position=vec3.create([0,0,10]);this.lookAt=vec3.create([0,0,0]);this.up=vec3.create([0,1,0]);this.matrix=mat4.create();this.perspectiveMatrix=mat4.create();this.frameListeners=[];this.afterTransformListeners=[]},addFrameListener:Magi.Node.prototype.addFrameListener,update:function(d,e){var b=[];for(var c=0;c<this.frameListeners.length;c++){b.push(this.frameListeners[c])}for(var c=0;c<b.length;c++){if(this.frameListeners.indexOf(b[c])!=-1){b[c].call(this,d,e,this)}}if(this.targetFov&&this.fov!=this.targetFov){this.fov+=(this.targetFov-this.fov)*(1-Math.pow(0.7,(e/30)))}},afterTransform:function(a){this.afterTransformListeners.push(a)},getLookMatrix:function(){if(this.useLookAt&&!this.useProjectionMatrix){mat4.lookAt(this.position,this.lookAt,this.up,this.matrix)}else{mat4.identity(this.matrix)}return this.matrix},moveTo:function(a){var b=vec3.create();vec3.sub(a,this.lookAt,b);vec3.add(this.lookAt,b);vec3.add(this.position,b)},setDistance:function(b){var a=vec3.create();vec3.sub(this.position,this.lookAt,a);vec3.scale(a,b/vec3.length(a));vec3.add(this.lookAt,a,this.position)},multiplyDistance:function(b){var a=vec3.create();vec3.sub(this.position,this.lookAt,a);vec3.scale(a,b);vec3.add(this.lookAt,a,this.position)},drawViewport:function(g,l,k,a,m,f,o,c){g.enable(g.SCISSOR_TEST);g.viewport(l,k,a,m);g.scissor(l,k,a,m);f.updateTransform(mat4.identity(),o,c);for(var e=0;e<this.afterTransformListeners.length;e++){this.afterTransformListeners[e].call(this,this.perspectiveMatrix,o,c)}if(!this.useProjectionMatrix){if(this.ortho){mat4.ortho(l,a,-m,-k,this.zNear,this.zFar,this.perspectiveMatrix)}else{mat4.perspective(this.fov,a/m,this.zNear,this.zFar,this.perspectiveMatrix)}}mat4.multiply(this.perspectiveMatrix,this.getLookMatrix());var n=new Magi.GLDrawState();this.resetState(g,n);var o=new Date();var h=f.collectDrawList();var b=[];for(var e=0;e<h.length;e++){var j=h[e];if(!j.renderPasses[this.renderPass]){continue}if(j.transparent){b.push(j)}else{j.draw(g,n,this.perspectiveMatrix)}}this.normalDrawTime=new Date()-o;b.stableSort(function(i,d){return i.matrix[14]-d.matrix[14]});var n=new Magi.GLDrawState();this.resetState(g,n);g.depthMask(false);n.depthMask=false;for(var e=0;e<b.length;e++){var j=b[e];j.draw(g,n,this.perspectiveMatrix)}g.depthMask(true);this.transparentDrawTime=new Date()-o-this.normalDrawTime;g.disable(g.SCISSOR_TEST);this.drawTime=new Date()-o},resetState:function(b,a){b.depthFunc(b.LESS);b.disable(b.CULL_FACE);b.cullFace(b.BACK);b.frontFace(b.CCW);b.enable(b.DEPTH_TEST);a.depthTest=true;if(this.blendFuncSrc&&this.blendFuncDst){a.blendFuncSrc=this.blendFuncSrc;a.blendFuncDst=this.blendFuncDst;b.blendFunc(b[this.blendFuncSrc],b[this.blendFuncDst])}if(this.blend){b.enable(b.BLEND)}else{b.disable(b.BLEND)}a.blend=this.blend;b.depthMask(true);a.depthMask=true},draw:function(h,c,e,g,b,d){if(this.stereo){var f=vec3.create(this.position);var a=vec3.create();vec3.subtract(this.lookAt,f,a);vec3.cross(this.up,a,a);vec3.scale(a,this.stereoSeparation/2,a);vec3.subtract(f,a,this.position);this.drawViewport(h,0,0,c/2,e,g,b,d);vec3.add(f,a,this.position);this.drawViewport(h,c/2,0,c/2,e,g,b,d);vec3.set(f,this.position)}else{this.drawViewport(h,0,0,c,e,g,b,d)}}});Magi.Scene=Klass({frameDuration:13,time:0,timeDir:1,timeSpeed:1,previousTime:0,frameTimes:[],fpsCanvas:null,bg:[1,1,1,1],clear:true,paused:false,showStats:false,supersample:2,initialize:function(b,d,c,a){if(!d){d=new Magi.Node()}if(!c){c=Magi.Scene.getDefaultCamera()}if(b.tagName=="CANVAS"){this.canvas=b;var e={alpha:true,depth:true,stencil:true,antialias:false,premultipliedAlpha:true};if(a){Object.extend(e,a)}this.gl=Magi.getGLContext(b,e);this.fbo=new Magi.FBO(this.gl,b.width*this.supersample,b.height*this.supersample,true)}else{this.fbo=b;this.gl=this.fbo.gl}this.idFilter=new Magi.IdFilter();this.postFBO1=new Magi.FBO(this.gl,1,1,false);this.postFBO2=new Magi.FBO(this.gl,1,1,false);this.preEffects=[];this.postEffects=[];this.clearBits=this.gl.COLOR_BUFFER_BIT|this.gl.DEPTH_BUFFER_BIT|this.gl.STENCIL_BUFFER_BIT;this.scene=d;this.root=d;this.camera=c;this.mouse={x:0,y:0,pressure:1,tiltX:0,tiltY:0,deviceType:0,left:false,middle:false,right:false};this.setupEventListeners();if(this.canvas){this.startFrameLoop()}},getDefaultCamera:function(){var a=new Magi.Camera();vec3.set([0,0,0],a.lookAt);vec3.set([0,0,10],a.position);a.fov=45;a.angle=1;return a},startFrameLoop:function(){this.previousTime=new Date;clearInterval(this.drawInterval);var a=this;this.drawInterval=setInterval(function(){a.draw()},this.frameDuration)},updateMouse:function(a){this.mouse.deviceType=a.mozDeviceType||0;this.mouse.tiltX=a.mozTiltX||0;this.mouse.tiltY=a.mozTiltY||0;this.mouse.pressure=a.mozPressure||0;this.mouse.x=a.clientX;this.mouse.y=a.clientY},setupEventListeners:function(){var a=this;window.addEventListener("mousedown",function(b){switch(b.button){case Mouse.LEFT:a.mouse.left=true;break;case Mouse.RIGHT:a.mouse.right=true;break;case Mouse.MIDDLE:a.mouse.middle=true;break}a.updateMouse(b)},false);window.addEventListener("mouseup",function(b){switch(b.button){case Mouse.LEFT:a.mouse.left=false;break;case Mouse.RIGHT:a.mouse.right=false;break;case Mouse.MIDDLE:a.mouse.middle=false;break}a.updateMouse(b)},false);window.addEventListener("mousemove",function(b){a.updateMouse(b)},false)},draw:function(d,g){if(this.paused){return}d=d==null?new Date():d;g=g==null?d-this.previousTime:g;var c=this.timeDir*this.timeSpeed*g;this.time+=c;this.previousTime=d;this.frameTime=g;this.camera.update(this.time,c);this.scene.update(this.time,c);var b=new Date();this.updateTime=b-d;if(this.drawOnlyWhenChanged&&!this.changed){return}if(this.canvas){this.width=this.canvas.width;this.height=this.canvas.height;this.fbo.resize(this.width*this.supersample,this.height*this.supersample)}else{this.width=this.fbo.width;this.height=this.fbo.height}this.fbo.use();if(this.clear){this.gl.depthMask(true);this.gl.clearColor(this.bg[0],this.bg[1],this.bg[2],this.bg[3]);this.gl.clear(this.clearBits);Magi.throwError(this.gl,"clear")}if(this.preEffects.length>0){this.drawEffects(this.fbo,this.preEffects,this.fbo.texture,b,c)}var e=this.canvas?this.supersample:1;this.camera.draw(this.gl,this.width*e,this.height*e,this.root,b,c);if(this.canvas){this.gl.bindFramebuffer(this.gl.FRAMEBUFFER,null);this.gl.depthMask(true);this.gl.clearColor(0,0,0,0);this.gl.clear(this.clearBits);Magi.throwError(this.gl,"clear")}this.drawEffects(this.canvas||this.fbo,this.postEffects,this.fbo.texture,b,c);this.drawTime=new Date()-b;this.updateFps(this.frameTimes,g);if(!this.firstFrameDoneTime){this.firstFrameDoneTime=new Date()}this.changed=false;Magi.throwError(this.gl,"Scene draw loop");if(this.showStats){var a=E.byId("stats");if(a){Magi.Stats.print(a);Magi.Stats.reset()}}},drawEffects:function(a,h,j,k,b){if(h.length==0&&j==a.texture){return}var c=this.postFBO1;var g=this.postFBO2;c.resize(a.width,a.height);g.resize(a.width,a.height);for(var f=0;f<h.length;f++){g.use();var d=h[f];d.material.textures.Texture0=j;j=g.texture;this.camera.draw(this.gl,g.width,g.height,d,k,b);var e=c;c=g;g=e}if(a.tagName){this.gl.bindFramebuffer(this.gl.FRAMEBUFFER,null)}else{a.use()}this.idFilter.material.textures.Texture0=j;this.camera.draw(this.gl,a.width,a.height,this.idFilter)},updateFps:function(f,e){var d=this.fpsCanvas||document.getElementById("fps");if(!d){return}var a=d.getContext("2d");a.clearRect(0,0,d.width,d.height);var c=d.height;f.push(1000/(1+e));if(f.length>1000){f.splice(200)}var g=Math.max(0,f.length-200);for(var b=g;b<f.length;b++){a.fillRect(b-g,c,1,-f[b]/3)}},useDefaultCameraControls:function(c){var i=this;c=c||this.canvas;var e=new Magi.Node();vec3.set([1,0,0],e.rotation.axis);var h=new Magi.Node();vec3.set([0,1,0],h.rotation.axis);e.appendChild(h);this.root=e;this.yRot=e;this.xRot=h;this.root=this.scene;var d=function(j){var k=(j.detail<0||j.wheelDelta>0)?(1/1.25):1.25;if(j.shiftKey){i.camera.targetFov*=k}else{i.camera.multiplyDistance(k)}i.changed=true;j.preventDefault()};i.camera.addFrameListener(function(){if(Math.abs(this.targetFov-this.fov)>0.01){i.changed=true}});c.addEventListener("DOMMouseScroll",d,false);c.addEventListener("mousewheel",d,false);c.addEventListener("mousedown",function(j){i.dragging=true;i.sx=j.clientX;i.sy=j.clientY;j.preventDefault()},false);window.addEventListener("mousemove",function(o){if(i.dragging){var m=o.clientX-i.sx,k=o.clientY-i.sy;i.sx=o.clientX,i.sy=o.clientY;if(i.mouse.left){h.rotation.angle+=m/200;e.rotation.angle+=k/200}else{if(i.mouse.middle){e.position[0]+=m*0.01*(i.camera.fov/45);e.position[1]-=k*0.01*(i.camera.fov/45)}}var p=h.rotation.angle;var j=e.rotation.angle;var n=vec3.distance(i.camera.lookAt,i.camera.position);var l=vec3.scale(vec3.normalize(vec3.create(Math.cos(p),Math.sin(j),Math.sin(p))),n);vec3.add(l,i.camera.lookAt,i.camera.position);o.preventDefault();i.changed=true}},false);window.addEventListener("mouseup",function(j){if(i.dragging){i.dragging=false;j.preventDefault()}},false);var b=h.rotation.angle;var f=e.rotation.angle;var a=vec3.distance(i.camera.lookAt,i.camera.position);var g=vec3.scale(vec3.normalize(vec3.create(Math.cos(b),Math.sin(f),Math.sin(b))),a);vec3.add(g,i.camera.lookAt,i.camera.position);i.changed=true}});Magi.UberShader=Klass({initialize:function(b,a){this.verts=b;this.frags=a;this.shaderCache=[]},build:function(m,k){var d=[];for(var e in k){d.push("#define "+e+" "+k[e])}d.sort();var c=m.join("¤")+"¤"+d.join("¤");if(!this.shaderCache[c]){var a=[];var b=[];for(var e=0;e<m.length;e++){var l=this.verts[m[e]];if(l){a.push(l)}var g=this.frags[m[e]];if(g){b.push(g)}}var j=d.join("\n")+"\n";var o=j+a.join("\n");var h=j+b.join("\n");var n=new Magi.Shader(null,{type:"VERTEX_SHADER",text:o},{type:"FRAGMENT_SHADER",text:h});this.shaderCache[c]=n}return this.shaderCache[c]}});Magi.Cube=Klass(Magi.Node,{initialize:function(){Magi.Node.initialize.call(this,Magi.Geometry.Cube.getCachedVBO());this.material=Magi.DefaultMaterial.get()}});Magi.CubeArray=Klass(Magi.Node,{initialize:function(){Magi.Node.initialize.call(this,Magi.Geometry.CubeArray.getCachedVBO());this.material=Magi.DefaultMaterial.get()}});Magi.Ring=Klass(Magi.Node,{initialize:function(c,d,a,b){Magi.Node.initialize.call(this,Magi.Geometry.Ring.getCachedVBO(null,c,a,b,d));this.material=Magi.DefaultMaterial.get()}});Magi.Sphere=Klass(Magi.Node,{initialize:function(a,b,c){Magi.Node.initialize.call(this,Magi.Geometry.Sphere.getCachedVBO(null,a,b,c));this.material=Magi.DefaultMaterial.get()}});Magi.Disk=Klass(Magi.Node,{initialize:function(b,a,e,c,d){Magi.Node.initialize.call(this,Magi.Geometry.Disk.getCachedVBO(null,b,a,e,c,d));this.material=Magi.DefaultMaterial.get()}});Magi.Quad=Klass(Magi.Node,{initialize:function(a){Magi.Node.initialize.call(this,Magi.Geometry.Quad.getCachedVBO());this.material=Magi.DefaultMaterial.get()}});Magi.FilterQuad=Klass(Magi.Node,{identityTransform:true,depthMask:false,initialize:function(a){Magi.Node.initialize.call(this,Magi.Geometry.Quad.getCachedVBO());this.material=Magi.FilterQuadMaterial.make(null,a)}});Magi.FlipFilterQuad=Klass(Magi.Node,{identityTransform:true,depthMask:false,initialize:function(a){Magi.Node.initialize.call(this,Magi.Geometry.Quad.getCachedVBO());this.material=Magi.FlipFilterQuadMaterial.make(null,a)}});Magi.ColorQuad=Klass(Magi.Node,{initialize:function(f,e,c,d){Magi.Node.initialize.call(this,Magi.Geometry.Quad.getCachedVBO());this.material=Magi.ColorQuadMaterial.get(null);this.transparent=this.a<1;this.material.floats.Color=vec4.create([f,e,c,d])}});Magi.RadialGlowFilter=Klass(Magi.FilterQuad,{initialize:function(){Magi.FilterQuad.initialize.call(this);this.material=Magi.RadialGlowMaterial.get()}});Magi.FlipRadialGlowFilter=Klass(Magi.FilterQuad,{initialize:function(){Magi.FilterQuad.initialize.call(this);this.material=Magi.FlipRadialGlowMaterial.get()}});Magi.IdFilter=Klass(Magi.FilterQuad,{initialize:function(){Magi.FilterQuad.initialize.call(this);this.material=Magi.IdFilterMaterial.get()}});Magi.Alignable={leftAlign:1,rightAlign:-1,topAlign:-1,bottomAlign:1,centerAlign:0,align:0,valign:0,alignQuad:function(c,a,b){c.position[0]=this.align*a/2;c.position[1]=this.valign*b/2},updateAlign:function(){this.alignQuad(this.alignedNode,this.width,this.height)},setAlign:function(b,a){this.align=b;if(a!=null){this.valign=a}this.updateAlign();return this},setVAlign:function(a){this.valign=a;this.updateAlign();return this}};Magi.Image=Klass(Magi.Node,Magi.Alignable,{initialize:function(b,a){Magi.Node.initialize.call(this);this.alignedNode=new Magi.Node(Magi.Geometry.Quad.getCachedVBO());this.alignedNode.material=a?Magi.FlipFilterMaterial.get():Magi.FilterMaterial.get();this.alignedNode.transparent=true;this.appendChild(this.alignedNode);this.setTexture(new Magi.Texture());this.texture.generateMipmaps=false;if(b){this.setImage(b)}},setTexture:function(a){if(a!=this.texture){if(this.texture){this.texture.destroy()}this.texture=a;this.alignedNode.material.textures.Texture0=this.texture}return this},setSize:function(a){this.size=a;if(this.image&&this.image.tagName&&Object.isImageLoaded(this.image)){this.reposition()}return this},reposition:function(){var a=this.image.width,b=this.image.height;if(this.size!=null){var c=Math.min(this.size/a,this.size/b);a=(a*c);b=(b*c)}this.width=a;this.height=b;this.alignedNode.scaling[0]=a/2;this.alignedNode.scaling[1]=b/2;this.updateAlign()},setImage:function(c){var b=c;if(typeof c=="string"){b=new Image();b.src=c}if(this.image&&this.image.__imageLoadHandler){this.image.removeEventListener("load",this.image.__imageLoadHandler,false)}this.image=b;if(b.tagName&&!Object.isImageLoaded(b)){var a=this;b.__imageLoadHandler=function(){if(a.image==this){a.setImage(this)}};b.addEventListener("load",b.__imageLoadHandler,false)}this.image.width;this.reposition();if(this.image instanceof Magi.Texture){this.setTexture(this.image)}else{this.texture.image=this.image;this.texture.changed=true}return this}});Magi.Text=Klass(Magi.Image,Magi.Alignable,{fontSize:24,font:"Arial",color:"black",initialize:function(c,d,b,a){this.canvas=E.canvas(1,1);Magi.Image.initialize.call(this,this.canvas);if(d){this.fontSize=d}if(a){this.font=a}if(b){this.color=b}this.setText(c)},setText:function(d){this.text=d;var a=this.canvas.getContext("2d");var b=this.fontSize+"px "+this.font;a.font=b;var c=a.measureText(d);this.canvas.width=Math.max(1,Math.min(2048,c.width));this.canvas.height=Math.max(1,Math.min(2048,Math.ceil(this.fontSize*1.2)));var a=this.canvas.getContext("2d");a.font=b;a.clearRect(0,0,this.canvas.width,this.canvas.height);a.fillStyle=this.color;a.fillText(this.text,0,this.fontSize);this.setImage(this.canvas);return this},setFontSize:function(a){this.fontSize=a;this.setText(this.text);return this},setFont:function(a){this.font=a;this.setText(this.text);return this},setColor:function(a){this.color=a;this.setText(this.text);return this},});Magi.MeshText=Klass(Magi.Text,{initialize:function(c,d,b,a){Magi.Text.initialize.apply(this,arguments);this.alignedNode.model=Magi.Geometry.QuadMesh.getCachedVBO(null,20,100)}});Magi.MeshImage=Klass(Magi.Image,{initialize:function(a){Magi.Image.initialize.apply(this,arguments);this.alignedNode.model=Magi.Geometry.QuadMesh.getCachedVBO()}});Magi.CubeText=Klass(Magi.Text,{initialize:function(c,d,b,a){Magi.Text.initialize.apply(this,arguments);this.alignedNode.model=Magi.Geometry.CubeArray.getCachedVBO(null,200,24);this.alignedNode.material=Magi.CubeArrayMaterial.get();this.alignedNode.material.textures.Texture0=this.texture},setText:function(a){Magi.Text.setText.apply(this,arguments);this.alignedNode.material.floats.width=this.width;this.alignedNode.material.floats.height=this.height;return this}});Magi.ShaderLib={defaultTransform:("precision highp float;attribute vec3 Vertex;attribute vec2 TexCoord;uniform mat4 PMatrix;uniform mat4 MVMatrix;uniform mat3 NMatrix;varying vec2 texCoord0;vec4 transform(){  vec4 v = vec4(Vertex, 1.0);  vec4 worldPos = MVMatrix * v;  return PMatrix * worldPos;}vec2 texCoord(){ return TexCoord.st; }vec2 flipTexCoord(){ return vec2(TexCoord.s, 1.0-TexCoord.t); }void defaultTransform(){  gl_Position = transform();  texCoord0 = texCoord();}void defaultImageTransform(){  gl_Position = transform();  texCoord0 = flipTexCoord();}")};Magi.FilterMaterial={vert:{type:"VERTEX_SHADER",text:(Magi.ShaderLib.defaultTransform+"void main(){  defaultImageTransform();}")},frag:{type:"FRAGMENT_SHADER",text:("precision highp float;uniform sampler2D Texture0;uniform float offsetY;uniform float offsetX;varying vec2 texCoord0;void main(){  vec2 v = vec2(texCoord0.s/(1.0-offsetX), texCoord0.t/(1.0-offsetY));  vec4 c = texture2D(Texture0, v);  if (v.s < 0.0 || v.s > 1.0 || v.t < 0.0 || v.t > 1.0) c = vec4(0.0);  gl_FragColor = c*c.a;}")},make:function(c,b){var a=new Magi.Filter(null,this.vert,b||this.frag);return this.setupMaterial(a)},get:function(a){if(!this.cached){this.cached=this.make(a)}return this.cached.copy()},setupMaterial:function(b){var a=new Magi.Material(b);a.textures.Texture0=null;return a}};Magi.FlipFilterMaterial=Object.clone(Magi.FilterMaterial);Magi.FlipFilterMaterial.vert={type:"VERTEX_SHADER",text:(Magi.ShaderLib.defaultTransform+"void main(){  defaultTransform();}")};Magi.FilterQuadMaterial=Object.clone(Magi.FilterMaterial);Magi.FilterQuadMaterial.vert={type:"VERTEX_SHADER",text:(Magi.ShaderLib.defaultTransform+"void main(){  vec4 v = vec4(Vertex, 1.0);  texCoord0 = texCoord();  gl_Position = v;}")};Magi.FlipFilterQuadMaterial=Object.clone(Magi.FilterMaterial);Magi.FlipFilterQuadMaterial.vert={type:"VERTEX_SHADER",text:(Magi.ShaderLib.defaultTransform+"void main(){  vec4 v = vec4(Vertex, 1.0);  texCoord0 = flipTexCoord();  gl_Position = v;}")};Magi.IdFilterMaterial=Object.clone(Magi.FilterQuadMaterial);Magi.IdFilterMaterial.frag={type:"FRAGMENT_SHADER",text:("precision highp float;uniform sampler2D Texture0;varying vec2 texCoord0;void main(){  vec4 c = texture2D(Texture0, texCoord0);  gl_FragColor = c;}")};Magi.RadialGlowMaterial=Object.clone(Magi.FilterQuadMaterial);Magi.RadialGlowMaterial.frag={type:"FRAGMENT_SHADER",text:("precision highp float;uniform sampler2D Texture0;varying vec2 texCoord0;uniform vec2 center;uniform float radius;uniform float currentFactor;uniform float intensity;uniform float falloff;void main(){  float samples = 15.0;  float len = length(center - texCoord0);  float rs = min(len,radius)/samples;  vec2 dir = rs * normalize(center - texCoord0);  vec4 c = currentFactor * texture2D(Texture0, texCoord0);  float d = intensity/10.0;  for (float r=1.0; r <= samples; r++) {    vec2 tc = texCoord0 + (r*dir);    vec4 pc = texture2D(Texture0, tc + rs);    c += pc*d;    d *= falloff;  }  gl_FragColor = c*c.a;}")};Magi.RadialGlowMaterial.setupMaterial=function(b){var a=new Magi.Material(b);a.textures.Texture0=null;a.floats.center=vec2.create(0.5,0.5);a.floats.radius=0.034;a.floats.intensity=1;a.floats.falloff=0.9;a.floats.currentFactor=1;return a};Magi.FlipRadialGlowMaterial=Object.clone(Magi.RadialGlowMaterial);Magi.FlipRadialGlowMaterial.vert=Magi.FlipFilterQuadMaterial.vert;Magi.CubeArrayMaterial=Object.clone(Magi.FilterMaterial);Magi.CubeArrayMaterial.vert={type:"VERTEX_SHADER",text:(Magi.ShaderLib.defaultTransform+"uniform float width;uniform float height;varying vec2 texCoord0;float grid(float c, float sz){  return (0.5+floor(c*sz))/sz;}void main(){  texCoord0 = vec2(grid(TexCoord.s, width), grid(1.0-TexCoord.t, height));  if (texture2D(Texture0, texCoord0).a == 0.0) {    gl_Position = vec4(-3.0, -3.0, -3.0, 1.0);  } else {    gl_Position = transform();  }}")};Magi.ColorQuadMaterial=Object.clone(Magi.FilterMaterial);Magi.ColorQuadMaterial.vert={type:"VERTEX_SHADER",text:(Magi.ShaderLib.defaultTransform+"void main(){  vec4 v = vec4(Vertex, 1.0);  gl_Position = v;}")};Magi.ColorQuadMaterial.frag={type:"FRAGMENT_SHADER",text:("precision highp float;uniform vec4 Color;void main(){  gl_FragColor = Color;}")};Magi.ColorMaterial=Object.clone(Magi.FilterMaterial);Magi.ColorMaterial.vert={type:"VERTEX_SHADER",text:(Magi.ShaderLib.defaultTransform+"void main(){  gl_Position = transform();}")};Magi.ColorMaterial.frag={type:"FRAGMENT_SHADER",text:("precision highp float;uniform vec4 Color;void main(){  gl_FragColor = Color;}")};Magi.DefaultMaterial={vert:{type:"VERTEX_SHADER",text:("precision highp float;attribute vec3 Vertex;attribute vec3 Normal;attribute vec2 TexCoord;uniform mat4 PMatrix;uniform mat4 MVMatrix;uniform mat4 LightMatrix;uniform mat3 NMatrix;uniform float LightConstantAtt;uniform float LightLinearAtt;uniform float LightQuadraticAtt;uniform vec4 LightPos;varying vec3 normal, lightDir, eyeVec;varying vec2 texCoord0;varying float attenuation;void main(){  vec3 lightVector;  vec4 v = vec4(Vertex, 1.0);  texCoord0 = vec2(TexCoord.s, 1.0-TexCoord.t);  normal = normalize(NMatrix * Normal);  vec4 worldPos = MVMatrix * v;  vec4 lightWorldPos = LightMatrix * LightPos;  lightVector = vec3(lightWorldPos - worldPos);  lightDir = normalize(lightVector);  float dist = length(lightVector);  eyeVec = -vec3(worldPos);  attenuation = 1.0 / (1.0 + LightConstantAtt + LightLinearAtt*dist + LightQuadraticAtt * dist*dist);  gl_Position = PMatrix * worldPos;}")},frag:{type:"FRAGMENT_SHADER",text:("precision highp float;uniform vec4 LightDiffuse;uniform vec4 LightSpecular;uniform vec4 LightAmbient;uniform vec4 MaterialSpecular;uniform vec4 MaterialDiffuse;uniform vec4 MaterialAmbient;uniform vec4 MaterialEmit;uniform vec4 GlobalAmbient;uniform float MaterialShininess;uniform sampler2D DiffTex, SpecTex, EmitTex;varying vec3 normal, lightDir, eyeVec;varying vec2 texCoord0;varying float attenuation;void main(){  vec4 color = GlobalAmbient * LightAmbient * MaterialAmbient;  vec4 matDiff = MaterialDiffuse + texture2D(DiffTex, texCoord0);  matDiff.a = 1.0 - (1.0-MaterialDiffuse.a) * (1.0-texture2D(DiffTex, texCoord0).a);  vec4 matSpec = MaterialSpecular + texture2D(SpecTex, texCoord0);  matSpec.a = 1.0 - (1.0-MaterialSpecular.a) * (1.0-texture2D(SpecTex, texCoord0).a);  vec4 diffuse = LightDiffuse * matDiff;  float lambertTerm = dot(normal, lightDir);  vec4 lcolor = diffuse * lambertTerm * attenuation;  vec3 E = normalize(eyeVec);  vec3 R = reflect(-lightDir, normal);  float specular = pow( max(dot(R, E), 0.0), MaterialShininess );  lcolor += matSpec * LightSpecular * specular * attenuation;  if (lambertTerm > 0.0) color += lcolor * lambertTerm;  else color += diffuse * attenuation * MaterialAmbient.a * -lambertTerm;  color += MaterialEmit + texture2D(EmitTex, texCoord0);  color *= matDiff.a;  color.a = matDiff.a;  gl_FragColor = color;}")},get:function(b){if(!this.cached){var a=new Magi.Shader(null,this.vert,this.frag);this.cached=this.setupMaterial(a)}var d=this.cached.copy();d.floats.LightMatrix=this.lightMatrix;return d},lightMatrix:mat4.identity(),setupMaterial:function(b){var a=new Magi.Material(b);a.textures.DiffTex=a.textures.SpecTex=a.textures.EmitTex=null;a.floats.MaterialSpecular=vec4.create([1,1,1,0]);a.floats.MaterialDiffuse=vec4.create([0.5,0.5,0.5,1]);a.floats.MaterialAmbient=vec4.create([1,1,1,0.3]);a.floats.MaterialEmit=vec4.create([0,0,0,0]);a.floats.MaterialShininess=1.5;a.floats.LightMatrix=this.lightMatrix;a.floats.LightPos=vec4.create([1,1,1,1]);a.floats.GlobalAmbient=vec4.create([1,1,1,1]);a.floats.LightSpecular=vec4.create([0.8,0.8,0.95,1]);a.floats.LightDiffuse=vec4.create([0.7,0.6,0.9,1]);a.floats.LightAmbient=vec4.create([0.1,0.1,0.2,1]);a.floats.LightConstantAtt=0;a.floats.LightLinearAtt=0;a.floats.LightQuadraticAtt=0;return a}};Magi.MultiMaterial={frag:{type:Magi.DefaultMaterial.frag.type,text:Magi.DefaultMaterial.frag.text.replace(/uniform (\S+ Material)/g,"varying $1")},vert:{type:"VERTEX_SHADER",text:("#define MAX_MATERIALS 4\nprecision highp float;precision highp int;struct material {  vec4 diffuse; vec4 specular; vec4 ambient; vec4 emit; float shininess;};attribute vec3 Vertex;attribute vec3 Normal;attribute vec2 TexCoord;attribute float MaterialIndex;uniform mat4 PMatrix;uniform mat4 MVMatrix;uniform mat4 LightMatrix;uniform mat3 NMatrix;uniform float LightConstantAtt;uniform float LightLinearAtt;uniform float LightQuadraticAtt;uniform vec4 LightPos;uniform material Material0;uniform material Material1;uniform material Material2;uniform material Material3;varying vec3 normal, lightDir, eyeVec;varying vec2 texCoord0;varying float attenuation;varying vec4 MaterialDiffuse;varying vec4 MaterialSpecular;varying vec4 MaterialAmbient;varying vec4 MaterialEmit;varying float MaterialShininess;void main(){  vec3 lightVector;  vec4 v = vec4(Vertex, 1.0);  texCoord0 = vec2(TexCoord.s, 1.0-TexCoord.t);  normal = normalize(NMatrix * Normal);  vec4 worldPos = MVMatrix * v;  vec4 lightWorldPos = LightMatrix * LightPos;  lightVector = vec3(lightWorldPos - worldPos);  lightDir = normalize(lightVector);  float dist = length(lightVector);  eyeVec = normalize(-vec3(worldPos));  attenuation = 1.0 / (1.0 + LightConstantAtt + LightLinearAtt*dist + LightQuadraticAtt * dist*dist);  gl_Position = PMatrix * worldPos;  float midx = MaterialIndex;  material mat = Material3;  if (midx == 0.0) mat = Material0;  if (midx == 1.0) mat = Material1;  if (midx == 2.0) mat = Material2;  MaterialDiffuse = mat.diffuse;  MaterialSpecular = mat.specular;  MaterialAmbient = mat.ambient;  MaterialEmit = mat.emit;  MaterialShininess = mat.shininess;}")},get:function(b){if(!this.cached){var a=new Magi.Shader(null,this.vert,this.frag);this.cached=this.setupMaterial(a)}var d=this.cached.copy();d.floats.LightMatrix=this.lightMatrix;return d},lightMatrix:mat4.identity(),setupMaterial:function(b){var a=new Magi.Material(b);a.textures.DiffTex=a.textures.SpecTex=a.textures.EmitTex=null;a.floats.LightMatrix=this.lightMatrix;a.floats.LightPos=vec4.create([1,1,1,1]);a.floats.GlobalAmbient=vec4.create([1,1,1,1]);a.floats.LightSpecular=vec4.create([1,1,1,1]);a.floats.LightDiffuse=vec4.create([1,1,1,1]);a.floats.LightAmbient=vec4.create([0.1,0.1,0.1,1]);a.floats.LightConstantAtt=0;a.floats.LightLinearAtt=0;a.floats.LightQuadraticAtt=0;return a}};Magi.Tar=function(){};Magi.Tar.load=function(b,e,a,c){var d=new Magi.Tar();d.onload=e;d.onerror=c;d.onstream=a;d.load(b);return d};Magi.Tar.loadGZip=function(b,e,a,c){var d=new Magi.Tar();d.onload=e;d.onerror=c;d.onstream=a;d.loadGZip(b);return d};Magi.Tar.stream=function(b,a,e,c){var d=new Magi.Tar();d.onload=e;d.onerror=c;d.onstream=a;d.load(b);return d};Magi.Tar.streamGZip=function(b,a,e,c){var d=new Tar();d.onload=e;d.onerror=c;d.onstream=a;d.loadGZip(b);return d};Magi.Tar.prototype={onerror:null,onload:null,onstream:null,ondata:null,cleanupAfterLoad:true,initLoad:function(){this.byteOffset=0;this.parseTime=0;this.files={};this.fileArray=[]},onloadHandler:function(a){this.byteOffset=this.processTarChunks(a.data,this.byteOffset,a.outputSize);if(this.cleanUpAfterLoad){a.cleanup()}if(this.onload){this.onload(this.files)}},onprogressHandler:function(a){this.gzip=a;if(this.ondata){this.ondata(a)}this.byteOffset=this.processTarChunks(a.data,this.byteOffset,a.outputSize)},onerrorHandler:function(c,b,a){if(this.onerror){this.onerror(c,b,a)}},loadGZip:function(b){this.initLoad();var a=this;GZip.load(b,function(c){a.onloadHandler(c)},function(c){a.onprogressHandler(c)},function(f,d,c){a.onerrorHandler(f,d,c)})},load:function(b){var d=new XMLHttpRequest();this.initLoad();var a=this;var c={data:[],inputSize:0,outputSize:0,offset:0,xhr:d,cleanup:function(){delete this.data;delete this.xhr}};d.onload=function(){c.data[0]=this.responseText;c.inputSize=c.outputSize=c.offset=c.data[0].length;try{a.onloadHandler(c)}catch(f){if(a.onerror){a.onerror(this,f,c)}else{throw (f)}}};d.onprogress=function(){c.data[0]=this.responseText;c.inputSize=c.outputSize=c.offset=c.data[0].length;a.onprogressHandler(c)};d.open("GET",b,true);d.overrideMimeType("text/plain; charset=x-user-defined");d.setRequestHeader("Content-Type","text/plain");d.send(null)},cleanHighByte:function(a){return a.replace(/./g,function(b){return String.fromCharCode(b.charCodeAt(0)&255)})},parseTar:function(a){this.initLoad();this.processTarChunks([a],0,a.length)},processTarChunks:function(e,f,c){var a=new Date();while(c>=f+512){var d=this.fileArray.length==0?null:this.fileArray[this.fileArray.length-1];if(d&&d.data==null){if(f+d.length<=c){d.data=this.chunkSubstring(e,f,f+d.length);d.toDataURL=this.__toDataURL;f+=512*Math.ceil(d.length/512);if(this.onstream){this.onstream(d,this.gzip)}}else{break}}else{var b=this.chunkSubstring(e,f,f+512);var d=this.parseTarHeader(b,0);if(d.length>0||d.filename!=""){this.fileArray.push(d);this.files[d.filename]=d;f+=512;d.offset=f}else{f=c}}}this.parseTime+=new Date()-a;return f},parseTarHeader:function(d,c){var a=c||0;var b={};b.filename=this.parseTarField(d,a,a+=100);b.mode=this.parseTarNumber(d,a,a+=8);b.uid=this.parseTarNumber(d,a,a+=8);b.gid=this.parseTarNumber(d,a,a+=8);b.length=this.parseTarNumber(d,a,a+=12);b.lastModified=this.parseTarNumber(d,a,a+=12);b.checkSum=this.parseTarField(d,a,a+=8);b.fileType=this.parseTarField(d,a,a+=1);b.linkName=this.parseTarField(d,a,a+=100);b.ustar=this.parseTarField(d,a,a+=6);b.ustarVersion=this.parseTarField(d,a,a+=2);b.userName=this.parseTarField(d,a,a+=32);b.groupName=this.parseTarField(d,a,a+=32);b.deviceMajor=this.parseTarField(d,a,a+=8);b.deviceMinor=this.parseTarField(d,a,a+=8);b.filenamePrefix=this.parseTarField(d,a,a+=155);return b},parseTarField:function(b,c,a){return b.substring(c,a).split("\0",1)[0]},parseTarNumber:function(c,d,a){var b=c.substring(d,a);return parseInt("0"+b.replace(/[^\d]+/g,""))},chunkSubstring:function(c,a,d){var b=0,h=0,f=0,e=0;for(f=0;f<c.length;f++){if(b+c[f].length>a){break}b+=c[f].length}var g=[];h=b;for(e=f;e<c.length;e++){g.push(c[e]);if(h+c[e].length>d){break}h+=c[e].length}var k=g.join("");return k.substring(a-b,a-b+(d-a))},__toDataURL:function(){if(this.data.substring(0,40).match(/^data:[^\/]+\/[^,]+,/)){return this.data}else{if(Magi.Tar.prototype.cleanHighByte(this.data.substring(0,10)).match(/\377\330\377\340..JFIF/)){return"data:image/jpeg;base64,"+btoa(Magi.Tar.prototype.cleanHighByte(this.data))}else{if(Magi.Tar.prototype.cleanHighByte(this.data.substring(0,6))=="\211PNG\r\n"){return"data:image/png;base64,"+btoa(Magi.Tar.prototype.cleanHighByte(this.data))}else{if(Magi.Tar.prototype.cleanHighByte(this.data.substring(0,6)).match(/GIF8[79]a/)){return"data:image/gif;base64,"+btoa(Magi.Tar.prototype.cleanHighByte(this.data))}else{throw ("toDataURL: I don't know how to handle "+this.filename)}}}}}};Magi.Obj=function(){};Magi.Obj.load=function(a){var b=new Magi.Obj();b.load(a);return b};Magi.Obj.prototype={load:function(b){var c=new XMLHttpRequest();var a=this;a.loadStartTime=new Date();c.onreadystatechange=function(){if(c.readyState==4){if(c.status==200||c.status==0){a.downloadTime=new Date()-a.loadStartTime;a.parse(c.responseText);if(a.onload){a.onload(c)}}else{if(a.onerror){a.onerror(c)}}}};c.open("GET",b,true);c.overrideMimeType("text/plain; charset=x-user-defined");c.setRequestHeader("Content-Type","text/plain");c.send(null)},onerror:function(a){alert("Error: "+a.status)},makeVBO:function(a){if(this.texcoords){return new Magi.VBO(a,{size:3,data:this.vertices},{size:3,data:this.normals},{size:2,data:this.texcoords})}else{return new Magi.VBO(a,{size:3,data:this.vertices},{size:3,data:this.normals})}},cache:{},getCachedVBO:function(a){if(!this.cache[a]){this.cache[a]=this.makeVBO(a)}return this.cache[a]},parse:function(F){var q=new Date;var G=[],k=[],C=[],c=[],h=[],g=[];var d=F.split("\n");var s="#".charCodeAt(0);for(var A=0;A<d.length;A++){var u=d[A];var r=u.replace(/^\s+|\s+$/g,"").split(" ");if(r.length==0){continue}if(r[0].charCodeAt(0)==s){continue}switch(r[0]){case"g":break;case"v":c.push(parseFloat(r[1]));c.push(parseFloat(r[2]));c.push(parseFloat(r[3]));break;case"vn":h.push(parseFloat(r[1]));h.push(parseFloat(r[2]));h.push(parseFloat(r[3]));break;case"vt":g.push(parseFloat(r[1]));g.push(parseFloat(r[2]));break;case"f":var e=[];for(var w=1,p;w<r.length;w++){if(w>3){e.push(e[0]);e.push(p)}p=r[w];e.push(p)}for(var w=0;w<e.length;w++){var B=e[w];var D=B.split("/");G.push(parseInt(D[0])-1);if(D.length>1){C.push(parseInt(D[1])-1)}if(D.length>2){k.push(parseInt(D[2])-1)}}break}}this.vertices=this.lookup_faces(c,G,3);if(C.length>0){this.texcoords=this.lookup_faces(g,C,2)}if(k.length>0&&!this.overrideNormals){this.normals=this.lookup_faces(h,k,3)}else{this.normals=this.calculate_normals(this.vertices)}var b={min:[0,0,0],max:[0,0,0]};for(var A=0;A<c.length;A+=3){var o=c[A],n=c[A+1],m=c[A+2];if(o<b.min[0]){b.min[0]=o}else{if(o>b.max[0]){b.max[0]=o}}if(n<b.min[1]){b.min[1]=n}else{if(n>b.max[1]){b.max[1]=n}}if(m<b.min[2]){b.min[2]=m}else{if(m>b.max[2]){b.max[2]=m}}}b.width=b.max[0]-b.min[0];b.height=b.max[1]-b.min[1];b.depth=b.max[2]-b.min[2];b.diameter=Math.max(b.width,b.height,b.depth);this.boundingBox=b;this.parseTime=new Date()-q},lookup_faces:function(g,a,e){var b=[];for(var d=0;d<a.length;d++){var f=a[d]*e;for(var c=0;c<e;c++){b.push(g[f+c])}}return b},calculate_normals:function(e){var c=[];for(var b=0;b<e.length;b+=9){var d=this.find_normal(e[b],e[b+1],e[b+2],e[b+3],e[b+4],e[b+5],e[b+6],e[b+7],e[b+8]);for(var a=0;a<3;a++){c.push(d[0]);c.push(d[1]);c.push(d[2])}}return c},find_normal:function(c,k,g,b,i,f,a,h,e){var m=[c-b,k-i,g-f];var l=[b-a,i-h,f-e];var j=[a-c,h-k,e-g];var d=Vec3.cross(m,l);if(Vec3.lengthSquare(d)==0){d=Vec3.cross(l,j)}if(Vec3.lengthSquare(d)==0){d=Vec3.cross(j,m)}if(Vec3.lengthSquare(d)==0){d=[0,0,1]}return Vec3.normalize(d)}};Magi.Bin=function(){};Magi.Bin.load=function(a,d,b){var c=new Magi.Bin();if(d){c.onload=d}if(b){c.onerror=b}c.load(a);return c};Magi.Bin.prototype={load:function(b){var c=new XMLHttpRequest();var a=this;a.loadStartTime=new Date();c.onreadystatechange=function(){if(c.readyState==4){if(c.status==200||c.status==0){a.downloadTime=new Date()-a.loadStartTime;a.parse(c.responseText);if(a.onload){a.onload(a,c)}}else{if(a.onerror){a.onerror(c)}}}};c.open("GET",b,true);c.overrideMimeType("text/plain; charset=x-user-defined");c.setRequestHeader("Content-Type","text/plain");c.send(null)},onerror:function(a){alert("Error: "+a.status)},makeVBO:function(a){if(this.texcoords){return new Magi.VBO(a,{size:3,data:this.vertices},{size:3,data:this.normals},{size:2,data:this.texcoords})}else{return new Magi.VBO(a,{size:3,data:this.vertices},{size:3,data:this.normals})}},cache:{},getCachedVBO:function(a){if(!this.cache[a]){this.cache[a]=this.makeVBO(a)}return this.cache[a]},readFloat32:function(d,c){var h=d.charCodeAt(c)&255,g=d.charCodeAt(c+1)&255,f=d.charCodeAt(c+2)&255,e=d.charCodeAt(c+3)&255;var a=1-(2*(h>>7));var b=(((h<<1)&255)|(g>>7))-127;var i=((g&127)<<16)|(f<<8)|e;if(i==0&&b==-127){return 0}return a*(1+i*Math.pow(2,-23))*Math.pow(2,b)},readUInt32:function(a,b){return((a.charCodeAt(b)&255)<<24)+((a.charCodeAt(b+1)&255)<<16)+((a.charCodeAt(b+2)&255)<<8)+(a.charCodeAt(b+3)&255)},readUInt16:function(a,b){return((a.charCodeAt(b)&255)<<8)+(a.charCodeAt(b+1)&255)},readNormalizedFixedPoint16:function(a,b){return 2*(this.readUInt16(a,b)/65535-0.5)},readNormalizedUFixedPoint16:function(a,b){return this.readUInt16(a,b)/65535},readVerts:function(e,c,d,b){for(var a=c+b*3*2;c<a;c+=2){d.push(this.readNormalizedFixedPoint16(e,c))}return c},readTexVerts:function(e,c,d,b){for(var a=c+b*2*2;c<a;c+=2){d.push(this.readNormalizedUFixedPoint16(e,c))}return c},readTris:function(h,e,f,g,a){var c=[];for(var b=e+g*4*2;e<b;e+=2){c.push(this.readUInt16(h,e))}for(var b=e+a*3*2;e<b;e+=2){f.push(this.readUInt16(h,e))}for(var d=0;d<c.length;d+=4){f.push(c[d]);f.push(c[d+1]);f.push(c[d+2]);f.push(c[d]);f.push(c[d+2]);f.push(c[d+3])}return e},translateAndScaleVertices:function(b,c,f,h,a,e,g){c*=0.5;f*=0.5;h*=0.5;for(var d=0;d<b.length;d+=3){b[d]=a+c*(b[d]+1);b[d+1]=e+f*(b[d+1]+1);b[d+2]=g+h*(b[d+2]+1)}},parse:function(v){var l=new Date();var u=[],b=[],k=[],a=[],e=[],d=[];var q=0;var g=this.readUInt32(v,q);q+=4;var r=this.readUInt32(v,q);q+=4;var p=this.readUInt32(v,q);q+=4;var c=this.readUInt32(v,q);q+=4;var j=this.readUInt32(v,q);q+=4;var s=this.readFloat32(v,q);q+=4;var o=this.readFloat32(v,q);q+=4;var m=this.readFloat32(v,q);q+=4;var n=this.readFloat32(v,q);q+=4;var h=this.readFloat32(v,q);q+=4;var f=this.readFloat32(v,q);q+=4;q=this.readVerts(v,q,a,g);this.translateAndScaleVertices(a,s,o,m,n,h,f);q=this.readTris(v,q,u,c,j);if(r>0){q=this.readTexVerts(v,q,d,r);q=this.readTris(v,q,b,c,j)}if(p>0){q=this.readVerts(v,q,e,p);q=this.readTris(v,q,k,c,j)}this.vertices=this.lookup_faces(a,u,3);if(b.length>0&&!this.noTexCoords){this.texcoords=this.lookup_faces(d,b,2)}if(k.length>0&&!this.overrideNormals){this.normals=this.lookup_faces(e,k,3)}else{this.normals=this.calculate_normals(this.vertices,u,this.flatNormals)}this.boundingBox=this.calculateBoundingBox(a);this.parseTime=new Date()-l},calculateBoundingBox:function(c){var e={min:[0,0,0],max:[0,0,0]};for(var b=0;b<c.length;b+=3){var a=c[b],f=c[b+1],d=c[b+2];if(a<e.min[0]){e.min[0]=a}else{if(a>e.max[0]){e.max[0]=a}}if(f<e.min[1]){e.min[1]=f}else{if(f>e.max[1]){e.max[1]=f}}if(d<e.min[2]){e.min[2]=d}else{if(d>e.max[2]){e.max[2]=d}}}e.width=e.max[0]-e.min[0];e.height=e.max[1]-e.min[1];e.depth=e.max[2]-e.min[2];e.diameter=Math.max(e.width,e.height,e.depth);return e},lookup_faces:function(g,a,e){var b=[];for(var d=0;d<a.length;d++){var f=a[d]*e;for(var c=0;c<e;c++){b.push(g[f+c])}}return b},calculate_normals:function(h,b,g){var c=[];var f={normals:[],addNormal:function(i,l){var j=(this.normals[i]||(this.normals[i]=[0,0,0]));j[0]+=l[0];j[1]+=l[1];j[2]+=l[2]},getNormal:function(i){return this.normals[i]},normalize:function(){for(var j=0;j<this.normals.length;j++){var m=this.normals[j];if(m){var l=1/Math.sqrt(m[0]*m[0]+m[1]*m[1]+m[2]*m[2]);m[0]*=l;m[1]*=l;m[2]*=l}}}};for(var e=0,k=0;e<h.length;e+=9,k+=3){var a=this.find_normal(h[e],h[e+1],h[e+2],h[e+3],h[e+4],h[e+5],h[e+6],h[e+7],h[e+8]);if(g){for(var d=0;d<3;d++){c.push(a[0]);c.push(a[1]);c.push(a[2])}}else{f.addNormal(b[k],a);f.addNormal(b[k+1],a);f.addNormal(b[k+2],a)}}if(!g){f.normalize();for(var e=0;e<b.length;e++){var a=f.getNormal(b[e]);c.push(a[0]);c.push(a[1]);c.push(a[2])}}return c},find_normal:function(c,k,g,b,i,f,a,h,e){var m=vec3.create([c-b,k-i,g-f]);var l=vec3.create([b-a,i-h,f-e]);var j=vec3.create([a-c,h-k,e-g]);var d=vec3.cross(m,l,vec3.create());if(vec3.lengthSquare(d)==0){vec3.cross(l,j,d)}if(vec3.lengthSquare(d)==0){vec3.cross(j,m,d)}if(vec3.lengthSquare(d)==0){vec3.set([0,0,1],d)}return vec3.normalize(d)}};