{"ast":null,"code":"// Do not edit.\nimport { ShaderStore } from \"../../Engines/shaderStore.js\";\nconst name = \"imageProcessingFunctions\";\nconst shader = `#if defined(COLORGRADING) && !defined(COLORGRADING3D)\n/** \n* Polyfill for SAMPLE_TEXTURE_3D,which is unsupported in WebGL.\n* sampler3dSetting.x=textureOffset (0.5/textureSize).\n* sampler3dSetting.y=textureSize.\n*/\n#define inline\nvec3 sampleTexture3D(sampler2D colorTransform,vec3 color,vec2 sampler3dSetting)\n{float sliceSize=2.0*sampler3dSetting.x; \n#ifdef SAMPLER3DGREENDEPTH\nfloat sliceContinuous=(color.g-sampler3dSetting.x)*sampler3dSetting.y;\n#else\nfloat sliceContinuous=(color.b-sampler3dSetting.x)*sampler3dSetting.y;\n#endif\nfloat sliceInteger=floor(sliceContinuous);float sliceFraction=sliceContinuous-sliceInteger;\n#ifdef SAMPLER3DGREENDEPTH\nvec2 sliceUV=color.rb;\n#else\nvec2 sliceUV=color.rg;\n#endif\nsliceUV.x*=sliceSize;sliceUV.x+=sliceInteger*sliceSize;sliceUV=saturate(sliceUV);vec4 slice0Color=texture2D(colorTransform,sliceUV);sliceUV.x+=sliceSize;sliceUV=saturate(sliceUV);vec4 slice1Color=texture2D(colorTransform,sliceUV);vec3 result=mix(slice0Color.rgb,slice1Color.rgb,sliceFraction);\n#ifdef SAMPLER3DBGRMAP\ncolor.rgb=result.rgb;\n#else\ncolor.rgb=result.bgr;\n#endif\nreturn color;}\n#endif\n#if TONEMAPPING==3\nconst float PBRNeutralStartCompression=0.8-0.04;const float PBRNeutralDesaturation=0.15;vec3 PBRNeutralToneMapping( vec3 color ) {float x=min(color.r,min(color.g,color.b));float offset=x<0.08 ? x-6.25*x*x : 0.04;color-=offset;float peak=max(color.r,max(color.g,color.b));if (peak