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scratch-render/render.min.js
Tim Mickel fb3f677e2c Remove worker support (#36) 
* Remove WebWorker support

* Recompile Sept. 14
2016-09-15 19:01:44 -04:00

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n=n||new M(16),n[0]=-t[0],n[1]=-t[1],n[2]=-t[2],n[3]=-t[3],n[4]=-t[4],n[5]=-t[5],n[6]=-t[6],n[7]=-t[7],n[8]=-t[8],n[9]=-t[9],n[10]=-t[10],n[11]=-t[11],n[12]=-t[12],n[13]=-t[13],n[14]=-t[14],n[15]=-t[15],n}function e(t,n){return n=n||new M(16),n[0]=t[0],n[1]=t[1],n[2]=t[2],n[3]=t[3],n[4]=t[4],n[5]=t[5],n[6]=t[6],n[7]=t[7],n[8]=t[8],n[9]=t[9],n[10]=t[10],n[11]=t[11],n[12]=t[12],n[13]=t[13],n[14]=t[14],n[15]=t[15],n}function i(t){return t=t||new M(16),t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function o(t,n){if(n=n||new M(16),n===t){var r;return r=t[1],t[1]=t[4],t[4]=r,r=t[2],t[2]=t[8],t[8]=r,r=t[3],t[3]=t[12],t[12]=r,r=t[6],t[6]=t[9],t[9]=r,r=t[7],t[7]=t[13],t[13]=r,r=t[11],t[11]=t[14],t[14]=r,n}var e=t[0],i=t[1],o=t[2],u=t[3],a=t[4],f=t[5],c=t[6],s=t[7],l=t[8],h=t[9],p=t[10],v=t[11],d=t[12],g=t[13],y=t[14],m=t[15];return n[0]=e,n[1]=a,n[2]=l,n[3]=d,n[4]=i,n[5]=f,n[6]=h,n[7]=g,n[8]=o,n[9]=c,n[10]=p,n[11]=y,n[12]=u,n[13]=s,n[14]=v,n[15]=m,n}function u(t,n){n=n||new M(16);var r=t[0],e=t[1],i=t[2],o=t[3],u=t[4],a=t[5],f=t[6],c=t[7],s=t[8],l=t[9],h=t[10],p=t[11],v=t[12],d=t[13],g=t[14],y=t[15],m=h*y,_=g*p,E=f*y,w=g*c,b=f*p,A=h*c,x=i*y,S=g*o,T=i*p,R=h*o,I=i*c,O=f*o,P=s*d,F=v*l,B=u*d,U=v*a,L=u*l,N=s*a,C=r*d,D=v*e,k=r*l,j=s*e,z=r*a,G=u*e,W=m*a+w*l+b*d-(_*a+E*l+A*d),Y=_*e+x*l+R*d-(m*e+S*l+T*d),V=E*e+S*a+I*d-(w*e+x*a+O*d),X=A*e+T*a+O*l-(b*e+R*a+I*l),H=1/(r*W+u*Y+s*V+v*X);return n[0]=H*W,n[1]=H*Y,n[2]=H*V,n[3]=H*X,n[4]=H*(_*u+E*s+A*v-(m*u+w*s+b*v)),n[5]=H*(m*r+S*s+T*v-(_*r+x*s+R*v)),n[6]=H*(w*r+x*u+O*v-(E*r+S*u+I*v)),n[7]=H*(b*r+R*u+I*s-(A*r+T*u+O*s)),n[8]=H*(P*c+U*p+L*y-(F*c+B*p+N*y)),n[9]=H*(F*o+C*p+j*y-(P*o+D*p+k*y)),n[10]=H*(B*o+D*c+z*y-(U*o+C*c+G*y)),n[11]=H*(N*o+k*c+G*p-(L*o+j*c+z*p)),n[12]=H*(B*h+N*g+F*f-(L*g+P*f+U*h)),n[13]=H*(k*g+P*i+D*h-(C*h+j*g+F*i)),
n[14]=H*(C*f+G*g+U*i-(z*g+B*i+D*f)),n[15]=H*(z*h+L*i+j*f-(k*f+G*h+N*i)),n}function a(t,n,r){r=r||new M(16);var e=t[0],i=t[1],o=t[2],u=t[3],a=t[4],f=t[5],c=t[6],s=t[7],l=t[8],h=t[9],p=t[10],v=t[11],d=t[12],g=t[13],y=t[14],m=t[15],_=n[0],E=n[1],w=n[2],b=n[3],A=n[4],x=n[5],S=n[6],T=n[7],R=n[8],I=n[9],O=n[10],P=n[11],F=n[12],B=n[13],U=n[14],L=n[15];return r[0]=e*_+i*A+o*R+u*F,r[1]=e*E+i*x+o*I+u*B,r[2]=e*w+i*S+o*O+u*U,r[3]=e*b+i*T+o*P+u*L,r[4]=a*_+f*A+c*R+s*F,r[5]=a*E+f*x+c*I+s*B,r[6]=a*w+f*S+c*O+s*U,r[7]=a*b+f*T+c*P+s*L,r[8]=l*_+h*A+p*R+v*F,r[9]=l*E+h*x+p*I+v*B,r[10]=l*w+h*S+p*O+v*U,r[11]=l*b+h*T+p*P+v*L,r[12]=d*_+g*A+y*R+m*F,r[13]=d*E+g*x+y*I+m*B,r[14]=d*w+g*S+y*O+m*U,r[15]=d*b+g*T+y*P+m*L,r}function f(t,n,r){return r=r||i(),t!==r&&(r[0]=t[0],r[1]=t[1],r[2]=t[2],r[3]=t[3],r[4]=t[4],r[5]=t[5],r[6]=t[6],r[7]=t[7],r[8]=t[8],r[9]=t[9],r[10]=t[10],r[11]=t[11]),r[12]=n[0],r[13]=n[1],r[14]=n[2],r[15]=1,r}function c(n,r){return r=r||t.create(),r[0]=n[12],r[1]=n[13],r[2]=n[14],r}function s(n,r,e){e=e||t.create();var i=4*r;return e[0]=n[i+0],e[1]=n[i+1],e[2]=n[i+2],e}function l(t,n,r,i){i!==t&&(i=e(t,i));var o=4*r;return i[o+0]=n[0],i[o+1]=n[1],i[o+2]=n[2],i}function h(t,n,r,e,i){i=i||new M(16);var o=Math.tan(.5*Math.PI-.5*t),u=1/(r-e);return i[0]=o/n,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=o,i[6]=0,i[7]=0,i[8]=0,i[9]=0,i[10]=(r+e)*u,i[11]=-1,i[12]=0,i[13]=0,i[14]=r*e*u*2,i[15]=0,i}function p(t,n,r,e,i,o,u){return u=u||new M(16),u[0]=2/(n-t),u[1]=0,u[2]=0,u[3]=0,u[4]=0,u[5]=2/(e-r),u[6]=0,u[7]=0,u[8]=0,u[9]=0,u[10]=-1/(o-i),u[11]=0,u[12]=(n+t)/(t-n),u[13]=(e+r)/(r-e),u[14]=-i/(i-o),u[15]=1,u}function v(t,n,r,e,i,o,u){u=u||new M(16);var a=n-t,f=e-r,c=i-o;return u[0]=2*i/a,u[1]=0,u[2]=0,u[3]=0,u[4]=0,u[5]=2*i/f,u[6]=0,u[7]=0,u[8]=(t+n)/a,u[9]=(e+r)/f,u[10]=o/c,u[11]=-1,u[12]=0,u[13]=0,u[14]=i*o/c,u[15]=0,u}function d(n,r,e,i){i=i||new M(16);var o=F,u=B,a=U;return t.normalize(t.subtract(n,r,a),a),t.normalize(t.cross(e,a,o),o),t.normalize(t.cross(a,o,u),u),i[0]=o[0],i[1]=o[1],i[2]=o[2],i[3]=0,i[4]=u[0],i[5]=u[1],i[6]=u[2],i[7]=0,i[8]=a[0],i[9]=a[1],i[10]=a[2],i[11]=0,i[12]=n[0],i[13]=n[1],i[14]=n[2],i[15]=1,i}function g(t,n){return n=n||new M(16),n[0]=1,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=1,n[6]=0,n[7]=0,n[8]=0,n[9]=0,n[10]=1,n[11]=0,n[12]=t[0],n[13]=t[1],n[14]=t[2],n[15]=1,n}function y(t,n,r){r=r||new M(16);var e=n[0],i=n[1],o=n[2],u=t[0],a=t[1],f=t[2],c=t[3],s=t[4],l=t[5],h=t[6],p=t[7],v=t[8],d=t[9],g=t[10],y=t[11],m=t[12],_=t[13],E=t[14],w=t[15];return t!==r&&(r[0]=u,r[1]=a,r[2]=f,r[3]=c,r[4]=s,r[5]=l,r[6]=h,r[7]=p,r[8]=v,r[9]=d,r[10]=g,r[11]=y),r[12]=u*e+s*i+v*o+m,r[13]=a*e+l*i+d*o+_,r[14]=f*e+h*i+g*o+E,r[15]=c*e+p*i+y*o+w,r}function m(t,n){n=n||new M(16);var r=Math.cos(t),e=Math.sin(t);return n[0]=1,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=r,n[6]=e,n[7]=0,n[8]=0,n[9]=-e,n[10]=r,n[11]=0,n[12]=0,n[13]=0,n[14]=0,n[15]=1,n}function _(t,n,r){r=r||new M(16);var e=t[4],i=t[5],o=t[6],u=t[7],a=t[8],f=t[9],c=t[10],s=t[11],l=Math.cos(n),h=Math.sin(n);return r[4]=l*e+h*a,r[5]=l*i+h*f,r[6]=l*o+h*c,r[7]=l*u+h*s,r[8]=l*a-h*e,r[9]=l*f-h*i,r[10]=l*c-h*o,r[11]=l*s-h*u,t!==r&&(r[0]=t[0],r[1]=t[1],r[2]=t[2],r[3]=t[3],r[12]=t[12],r[13]=t[13],r[14]=t[14],r[15]=t[15]),r}function E(t,n){n=n||new M(16);var r=Math.cos(t),e=Math.sin(t);return n[0]=r,n[1]=0,n[2]=-e,n[3]=0,n[4]=0,n[5]=1,n[6]=0,n[7]=0,n[8]=e,n[9]=0,n[10]=r,n[11]=0,n[12]=0,n[13]=0,n[14]=0,n[15]=1,n}function w(t,n,r){r=r||new M(16);var e=t[0],i=t[1],o=t[2],u=t[3],a=t[8],f=t[9],c=t[10],s=t[11],l=Math.cos(n),h=Math.sin(n);return r[0]=l*e-h*a,r[1]=l*i-h*f,r[2]=l*o-h*c,r[3]=l*u-h*s,r[8]=l*a+h*e,r[9]=l*f+h*i,r[10]=l*c+h*o,r[11]=l*s+h*u,t!==r&&(r[4]=t[4],r[5]=t[5],r[6]=t[6],r[7]=t[7],r[12]=t[12],r[13]=t[13],r[14]=t[14],r[15]=t[15]),r}function b(t,n){n=n||new M(16);var r=Math.cos(t),e=Math.sin(t);return n[0]=r,n[1]=e,n[2]=0,n[3]=0,n[4]=-e,n[5]=r,n[6]=0,n[7]=0,n[8]=0,n[9]=0,n[10]=1,n[11]=0,n[12]=0,n[13]=0,n[14]=0,n[15]=1,n}function A(t,n,r){r=r||new M(16);var e=t[0],i=t[1],o=t[2],u=t[3],a=t[4],f=t[5],c=t[6],s=t[7],l=Math.cos(n),h=Math.sin(n);return r[0]=l*e+h*a,r[1]=l*i+h*f,r[2]=l*o+h*c,r[3]=l*u+h*s,r[4]=l*a-h*e,r[5]=l*f-h*i,r[6]=l*c-h*o,r[7]=l*s-h*u,t!==r&&(r[8]=t[8],r[9]=t[9],r[10]=t[10],r[11]=t[11],r[12]=t[12],r[13]=t[13],r[14]=t[14],r[15]=t[15]),r}function x(t,n,r){r=r||new M(16);var e=t[0],i=t[1],o=t[2],u=Math.sqrt(e*e+i*i+o*o);e/=u,i/=u,o/=u;var a=e*e,f=i*i,c=o*o,s=Math.cos(n),l=Math.sin(n),h=1-s;return r[0]=a+(1-a)*s,r[1]=e*i*h+o*l,r[2]=e*o*h-i*l,r[3]=0,r[4]=e*i*h-o*l,r[5]=f+(1-f)*s,r[6]=i*o*h+e*l,r[7]=0,r[8]=e*o*h+i*l,r[9]=i*o*h-e*l,r[10]=c+(1-c)*s,r[11]=0,r[12]=0,r[13]=0,r[14]=0,r[15]=1,r}function S(t,n,r,e){e=e||new M(16);var i=n[0],o=n[1],u=n[2],a=Math.sqrt(i*i+o*o+u*u);i/=a,o/=a,u/=a;var f=i*i,c=o*o,s=u*u,l=Math.cos(r),h=Math.sin(r),p=1-l,v=f+(1-f)*l,d=i*o*p+u*h,g=i*u*p-o*h,y=i*o*p-u*h,m=c+(1-c)*l,_=o*u*p+i*h,E=i*u*p+o*h,w=o*u*p-i*h,b=s+(1-s)*l,A=t[0],x=t[1],S=t[2],T=t[3],R=t[4],I=t[5],O=t[6],P=t[7],F=t[8],B=t[9],U=t[10],L=t[11];return e[0]=v*A+d*R+g*F,e[1]=v*x+d*I+g*B,e[2]=v*S+d*O+g*U,e[3]=v*T+d*P+g*L,e[4]=y*A+m*R+_*F,e[5]=y*x+m*I+_*B,e[6]=y*S+m*O+_*U,e[7]=y*T+m*P+_*L,e[8]=E*A+w*R+b*F,e[9]=E*x+w*I+b*B,e[10]=E*S+w*O+b*U,e[11]=E*T+w*P+b*L,t!==e&&(e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e}function T(t,n){return n=n||new M(16),n[0]=t[0],n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=t[1],n[6]=0,n[7]=0,n[8]=0,n[9]=0,n[10]=t[2],n[11]=0,n[12]=0,n[13]=0,n[14]=0,n[15]=1,n}function R(t,n,r){r=r||new M(16);var e=n[0],i=n[1],o=n[2];return r[0]=e*t[0],r[1]=e*t[1],r[2]=e*t[2],r[3]=e*t[3],r[4]=i*t[4],r[5]=i*t[5],r[6]=i*t[6],r[7]=i*t[7],r[8]=o*t[8],r[9]=o*t[9],r[10]=o*t[10],r[11]=o*t[11],t!==r&&(r[12]=t[12],r[13]=t[13],r[14]=t[14],r[15]=t[15]),r}function I(n,r,e){e=e||t.create();var i=r[0],o=r[1],u=r[2],a=i*n[3]+o*n[7]+u*n[11]+n[15];return e[0]=(i*n[0]+o*n[4]+u*n[8]+n[12])/a,e[1]=(i*n[1]+o*n[5]+u*n[9]+n[13])/a,e[2]=(i*n[2]+o*n[6]+u*n[10]+n[14])/a,e}function O(n,r,e){e=e||t.create();var i=r[0],o=r[1],u=r[2];return e[0]=i*n[0]+o*n[4]+u*n[8],e[1]=i*n[1]+o*n[5]+u*n[9],e[2]=i*n[2]+o*n[6]+u*n[10],e}function P(n,r,e){e=e||t.create();var i=u(n),o=r[0],a=r[1],f=r[2];return e[0]=o*i[0]+a*i[1]+f*i[2],e[1]=o*i[4]+a*i[5]+f*i[6],e[2]=o*i[8]+a*i[9]+f*i[10],e}var M=Float32Array,F=t.create(),B=t.create(),U=t.create();return{axisRotate:S,axisRotation:x,create:i,copy:e,frustum:v,getAxis:s,getTranslation:c,identity:i,inverse:u,lookAt:d,multiply:a,negate:r,ortho:p,perspective:h,rotateX:_,rotateY:w,rotateZ:A,rotateAxis:S,rotationX:m,rotationY:E,rotationZ:b,scale:R,scaling:T,setAxis:l,setDefaultType:n,setTranslation:f,transformDirection:O,transformNormal:P,transformPoint:I,translate:y,translation:g,transpose:o}}),r("twgl/primitives",["./attributes","./twgl","./utils","./m4","./v3"],function(t,n,r,e,i){function o(t,n){var r=0;return t.push=function(){for(var n=0;n<arguments.length;++n){var e=arguments[n];if(e instanceof Array||e.buffer&&e.buffer instanceof ArrayBuffer)for(var i=0;i<e.length;++i)t[r++]=e[i];else t[r++]=e}},t.reset=function(t){r=t||0},t.numComponents=n,Object.defineProperty(t,"numElements",{get:function(){return this.length/this.numComponents|0}}),t}function u(t,n,r){var e=r||Float32Array;return o(new e(t*n),t)}function 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ENABLE_fisheye\nuniform float u_fisheye;\n#endif // ENABLE_fisheye\n#ifdef ENABLE_whirl\nuniform float u_whirl;\n#endif // ENABLE_whirl\n#ifdef ENABLE_pixelate\nuniform float u_pixelate;\nuniform vec2 u_skinSize;\n#endif // ENABLE_pixelate\n#ifdef ENABLE_mosaic\nuniform float u_mosaic;\n#endif // ENABLE_mosaic\n#ifdef ENABLE_ghost\nuniform float u_ghost;\n#endif // ENABLE_ghost\n\nuniform sampler2D u_skin;\n\nvarying vec2 v_texCoord;\n\n#if !defined(DRAW_MODE_silhouette) && (defined(ENABLE_color) || defined(ENABLE_brightness))\n// Branchless color conversions based on code from:\n// http://www.chilliant.com/rgb2hsv.html by Ian Taylor\n// Based in part on work by Sam Hocevar and Emil Persson\n\nconst float kEpsilon = 1e-6;\n\nvec3 convertRGB2HCV(vec3 rgb)\n{\n\tvec4 p = (rgb.g < rgb.b) ? vec4(rgb.bg, -1, 2.0/3.0) : vec4(rgb.gb, 0, -1.0/3.0);\n\tvec4 q = (rgb.r < p.x) ? vec4(p.xyw, rgb.r) : vec4(rgb.r, p.yzx);\n\tfloat c = q.x - min(q.w, q.y);\n\tfloat h = abs((q.w - q.y) / (6.0 * c + kEpsilon) + q.z);\n\treturn vec3(h, c, q.x);\n}\n\nvec3 convertRGB2HSL(vec3 rgb)\n{\n\tvec3 hcv = convertRGB2HCV(rgb);\n\tfloat l = hcv.z - hcv.y * 0.5;\n\tfloat s = hcv.y / (1.0 - abs(l * 2.0 - 1.0) + kEpsilon);\n\treturn vec3(hcv.x, s, l);\n}\n\nvec3 convertHue2RGB(float hue)\n{\n\tfloat r = abs(hue * 6.0 - 3.0) - 1.0;\n\tfloat g = 2.0 - abs(hue * 6.0 - 2.0);\n\tfloat b = 2.0 - abs(hue * 6.0 - 4.0);\n\treturn clamp(vec3(r, g, b), 0.0, 1.0);\n}\n\nvec3 convertHSL2RGB(vec3 hsl)\n{\n\tvec3 rgb = convertHue2RGB(hsl.x);\n\tfloat c = (1.0 - abs(2.0 * hsl.z - 1.0)) * hsl.y;\n\treturn (rgb - 0.5) * c + hsl.z;\n}\n#endif // !defined(DRAW_MODE_silhouette) && (defined(ENABLE_color) || defined(ENABLE_brightness))\n\nconst vec2 kCenter = vec2(0.5, 0.5);\n\nvoid main()\n{\n\tvec2 texcoord0 = v_texCoord;\n\n\t#ifdef ENABLE_mosaic\n\ttexcoord0 = fract(u_mosaic * texcoord0);\n\t#endif // ENABLE_mosaic\n\n\t#ifdef ENABLE_pixelate\n\t{\n\t\t// TODO: clean up \"pixel\" edges\n\t\tvec2 pixelTexelSize = u_skinSize / u_pixelate;\n\t\ttexcoord0 = (floor(texcoord0 * pixelTexelSize) + kCenter) / pixelTexelSize;\n\t}\n\t#endif // ENABLE_pixelate\n\n\t#ifdef ENABLE_whirl\n\t{\n\t\tconst float kRadius = 0.5;\n\t\tvec2 offset = texcoord0 - kCenter;\n\t\tfloat offsetMagnitude = length(offset);\n\t\tfloat whirlFactor = 1.0 - (offsetMagnitude / kRadius);\n\t\tfloat whirlActual = u_whirl * whirlFactor * whirlFactor;\n\t\tfloat sinWhirl = sin(whirlActual);\n\t\tfloat cosWhirl = cos(whirlActual);\n\t\tmat2 rotationMatrix = mat2(\n\t\t\tcosWhirl, -sinWhirl,\n\t\t\tsinWhirl, cosWhirl\n\t\t);\n\n\t\t// TODO: tweak this algorithm such that texture coordinates don't depend on conditionals.\n\t\t// see: https://www.opengl.org/wiki/Sampler_%28GLSL%29#Non-uniform_flow_control\n\t\tif (offsetMagnitude <= kRadius)\n\t\t{\n\t\t\ttexcoord0 = rotationMatrix * offset + kCenter;\n\t\t}\n\t}\n\t#endif // ENABLE_whirl\n\n\t#ifdef ENABLE_fisheye\n\t{\n\t\tvec2 vec = (texcoord0 - kCenter) / kCenter;\n\t\tfloat r = pow(length(vec), u_fisheye);\n\t\tfloat angle = atan(vec.y, vec.x);\n\t\t// TODO: tweak this algorithm such that texture coordinates don't depend on conditionals.\n\t\t// see: https://www.opengl.org/wiki/Sampler_%28GLSL%29#Non-uniform_flow_control\n\t\tif (r <= 1.0)\n\t\t{\n\t\t\ttexcoord0 = kCenter + r * vec2(cos(angle), sin(angle)) * kCenter;\n\t\t}\n\t}\n\t#endif // ENABLE_fisheye\n\n\tgl_FragColor = texture2D(u_skin, texcoord0);\n\n\t#ifdef ENABLE_ghost\n\tgl_FragColor.a *= u_ghost;\n\t#endif // ENABLE_ghost\n\n\tif (gl_FragColor.a == 0.0)\n\t{\n\t\tdiscard;\n\t}\n\n\t#ifdef DRAW_MODE_silhouette\n\t// switch to u_silhouetteColor only AFTER the alpha test\n\tgl_FragColor = u_silhouetteColor;\n\t#else // DRAW_MODE_silhouette\n\n\t#if defined(ENABLE_color) || defined(ENABLE_brightness)\n\t{\n\t\tvec3 hsl = convertRGB2HSL(gl_FragColor.xyz);\n\n\t\t#ifdef ENABLE_color\n\t\t{\n\t\t\t// this code forces grayscale values to be slightly saturated\n\t\t\t// so that some slight change of hue will be visible\n\t\t\tconst float minLightness = 0.11 / 2.0;\n\t\t\tconst float minSaturation = 0.09;\n\t\t\tif (hsl.z < minLightness) hsl = vec3(0.0, 1.0, minLightness);\n\t\t\telse if (hsl.y < minSaturation) hsl = vec3(0.0, minSaturation, hsl.z);\n\n\t\t\thsl.x = mod(hsl.x + u_color, 1.0);\n\t\t\tif (hsl.x < 0.0) hsl.x += 1.0;\n\t\t}\n\t\t#endif // ENABLE_color\n\n\t\t#ifdef ENABLE_brightness\n\t\thsl.z = clamp(hsl.z + u_brightness, 0.0, 1.0);\n\t\t#endif // ENABLE_brightness\n\n\t\tgl_FragColor.rgb = convertHSL2RGB(hsl);\n\t}\n\t#endif // defined(ENABLE_color) || defined(ENABLE_brightness)\n\n\t#ifdef DRAW_MODE_colorMask\n\tvec3 maskDistance = abs(gl_FragColor.rgb - u_colorMask);\n\tvec3 colorMaskTolerance = vec3(u_colorMaskTolerance, u_colorMaskTolerance, u_colorMaskTolerance);\n\tif (any(greaterThan(maskDistance, colorMaskTolerance)))\n\t{\n\t\tdiscard;\n\t}\n\t#endif // DRAW_MODE_colorMask\n\n\t// WebGL defaults to premultiplied alpha\n\tgl_FragColor.rgb *= gl_FragColor.a;\n\n\t#endif // DRAW_MODE_silhouette\n}\n";
}]);
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