| 1 |
- {"ast":null,"code":"// Do not edit.\nimport { ShaderStore } from \"../../Engines/shaderStore.js\";\nconst name = \"pbrBlockSubSurface\";\nconst shader = `struct subSurfaceOutParams\n{vec3 specularEnvironmentReflectance;\n#ifdef SS_REFRACTION\nvec3 finalRefraction;vec3 surfaceAlbedo;\n#ifdef SS_LINKREFRACTIONTOTRANSPARENCY\nfloat alpha;\n#endif\n#ifdef REFLECTION\nfloat refractionFactorForIrradiance;\n#endif\n#endif\n#ifdef SS_TRANSLUCENCY\nvec3 transmittance;float translucencyIntensity;\n#ifdef REFLECTION\nvec3 refractionIrradiance;\n#endif\n#endif\n#if DEBUGMODE>0\n#ifdef SS_THICKNESSANDMASK_TEXTURE\nvec4 thicknessMap;\n#endif\n#ifdef SS_REFRACTION\nvec4 environmentRefraction;vec3 refractionTransmittance;\n#endif\n#endif\n};\n#ifdef SUBSURFACE\n#ifdef SS_REFRACTION\n#define pbr_inline\n#define inline\nvec4 sampleEnvironmentRefraction(\nin float ior\n,in float thickness\n,in float refractionLOD\n,in vec3 normalW\n,in vec3 vPositionW\n,in vec3 viewDirectionW\n,in mat4 view\n,in vec4 vRefractionInfos\n,in mat4 refractionMatrix\n,in vec4 vRefractionMicrosurfaceInfos\n,in float alphaG\n#ifdef SS_REFRACTIONMAP_3D\n,in samplerCube refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,in samplerCube refractionSamplerLow\n,in samplerCube refractionSamplerHigh\n#endif\n#else\n,in sampler2D refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,in sampler2D refractionSamplerLow\n,in sampler2D refractionSamplerHigh\n#endif\n#endif\n#ifdef ANISOTROPIC\n,in anisotropicOutParams anisotropicOut\n#endif\n#ifdef REALTIME_FILTERING\n,in vec2 vRefractionFilteringInfo\n#endif\n#ifdef SS_USE_LOCAL_REFRACTIONMAP_CUBIC\n,in vec3 refractionPosition\n,in vec3 refractionSize\n#endif\n) {vec4 environmentRefraction=vec4(0.,0.,0.,0.);\n#ifdef ANISOTROPIC\nvec3 refractionVector=refract(-viewDirectionW,anisotropicOut.anisotropicNormal,ior);\n#else\nvec3 refractionVector=refract(-viewDirectionW,normalW,ior);\n#endif\n#ifdef SS_REFRACTIONMAP_OPPOSITEZ\nrefractionVector.z*=-1.0;\n#endif\n#ifdef SS_REFRACTIONMAP_3D\n#ifdef SS_USE_LOCAL_REFRACTIONMAP_CUBIC\nrefractionVector=parallaxCorrectNormal(vPositionW,refractionVector,refractionSize,refractionPosition);\n#endif\nrefractionVector.y=refractionVector.y*vRefractionInfos.w;vec3 refractionCoords=refractionVector;refractionCoords=vec3(refractionMatrix*vec4(refractionCoords,0));\n#else\n#ifdef SS_USE_THICKNESS_AS_DEPTH\nvec3 vRefractionUVW=vec3(refractionMatrix*(view*vec4(vPositionW+refractionVector*thickness,1.0)));\n#else\nvec3 vRefractionUVW=vec3(refractionMatrix*(view*vec4(vPositionW+refractionVector*vRefractionInfos.z,1.0)));\n#endif\nvec2 refractionCoords=vRefractionUVW.xy/vRefractionUVW.z;refractionCoords.y=1.0-refractionCoords.y;\n#endif\n#ifdef LODBASEDMICROSFURACE\nrefractionLOD=refractionLOD*vRefractionMicrosurfaceInfos.y+vRefractionMicrosurfaceInfos.z;\n#ifdef SS_LODINREFRACTIONALPHA\nfloat automaticRefractionLOD=UNPACK_LOD(sampleRefraction(refractionSampler,refractionCoords).a);float requestedRefractionLOD=max(automaticRefractionLOD,refractionLOD);\n#else\nfloat requestedRefractionLOD=refractionLOD;\n#endif\n#if defined(REALTIME_FILTERING) && defined(SS_REFRACTIONMAP_3D)\nenvironmentRefraction=vec4(radiance(alphaG,refractionSampler,refractionCoords,vRefractionFilteringInfo),1.0);\n#else\nenvironmentRefraction=sampleRefractionLod(refractionSampler,refractionCoords,requestedRefractionLOD);\n#endif\n#else\nfloat lodRefractionNormalized=saturate(refractionLOD/log2(vRefractionMicrosurfaceInfos.x));float lodRefractionNormalizedDoubled=lodRefractionNormalized*2.0;vec4 environmentRefractionMid=sampleRefraction(refractionSampler,refractionCoords);if (lodRefractionNormalizedDoubled<1.0){environmentRefraction=mix(\nsampleRefraction(refractionSamplerHigh,refractionCoords),\nenvironmentRefractionMid,\nlodRefractionNormalizedDoubled\n);} else {environmentRefraction=mix(\nenvironmentRefractionMid,\nsampleRefraction(refractionSamplerLow,refractionCoords),\nlodRefractionNormalizedDoubled-1.0\n);}\n#endif\n#ifdef SS_RGBDREFRACTION\nenvironmentRefraction.rgb=fromRGBD(environmentRefraction);\n#endif\n#ifdef SS_GAMMAREFRACTION\nenvironmentRefraction.rgb=toLinearSpace(environmentRefraction.rgb);\n#endif\nreturn environmentRefraction;}\n#endif\n#define pbr_inline\n#define inline\nsubSurfaceOutParams subSurfaceBlock(\nin vec3 vSubSurfaceIntensity\n,in vec2 vThicknessParam\n,in vec4 vTintColor\n,in vec3 normalW\n,in vec3 specularEnvironmentReflectance\n#ifdef SS_THICKNESSANDMASK_TEXTURE\n,in vec4 thicknessMap\n#endif\n#ifdef SS_REFRACTIONINTENSITY_TEXTURE\n,in vec4 refractionIntensityMap\n#endif\n#ifdef SS_TRANSLUCENCYINTENSITY_TEXTURE\n,in vec4 translucencyIntensityMap\n#endif\n#ifdef REFLECTION\n#ifdef SS_TRANSLUCENCY\n,in mat4 reflectionMatrix\n#ifdef USESPHERICALFROMREFLECTIONMAP\n#if !defined(NORMAL) || !defined(USESPHERICALINVERTEX)\n,in vec3 irradianceVector_\n#endif\n#if defined(REALTIME_FILTERING)\n,in samplerCube reflectionSampler\n,in vec2 vReflectionFilteringInfo\n#endif\n#endif\n#ifdef USEIRRADIANCEMAP\n#ifdef REFLECTIONMAP_3D\n,in samplerCube irradianceSampler\n#else\n,in sampler2D irradianceSampler\n#endif\n#endif\n#endif\n#endif\n#if defined(SS_REFRACTION) || defined(SS_TRANSLUCENCY)\n,in vec3 surfaceAlbedo\n#endif\n#ifdef SS_REFRACTION\n,in vec3 vPositionW\n,in vec3 viewDirectionW\n,in mat4 view\n,in vec4 vRefractionInfos\n,in mat4 refractionMatrix\n,in vec4 vRefractionMicrosurfaceInfos\n,in vec4 vLightingIntensity\n#ifdef SS_LINKREFRACTIONTOTRANSPARENCY\n,in float alpha\n#endif\n#ifdef SS_LODINREFRACTIONALPHA\n,in float NdotVUnclamped\n#endif\n#ifdef SS_LINEARSPECULARREFRACTION\n,in float roughness\n#endif\n,in float alphaG\n#ifdef SS_REFRACTIONMAP_3D\n,in samplerCube refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,in samplerCube refractionSamplerLow\n,in samplerCube refractionSamplerHigh\n#endif\n#else\n,in sampler2D refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,in sampler2D refractionSamplerLow\n,in sampler2D refractionSamplerHigh\n#endif\n#endif\n#ifdef ANISOTROPIC\n,in anisotropicOutParams anisotropicOut\n#endif\n#ifdef REALTIME_FILTERING\n,in vec2 vRefractionFilteringInfo\n#endif\n#ifdef SS_USE_LOCAL_REFRACTIONMAP_CUBIC\n,in vec3 refractionPosition\n,in vec3 refractionSize\n#endif\n#ifdef SS_DISPERSION\n,in float dispersion\n#endif\n#endif\n#ifdef SS_TRANSLUCENCY\n,in vec3 vDiffusionDistance\n,in vec4 vTranslucencyColor\n#ifdef SS_TRANSLUCENCYCOLOR_TEXTURE\n,in vec4 translucencyColorMap\n#endif\n#endif\n)\n{subSurfaceOutParams outParams;outParams.specularEnvironmentReflectance=specularEnvironmentReflectance;\n#ifdef SS_REFRACTION\nfloat refractionIntensity=vSubSurfaceIntensity.x;\n#ifdef SS_LINKREFRACTIONTOTRANSPARENCY\nrefractionIntensity*=(1.0-alpha);outParams.alpha=1.0;\n#endif\n#endif\n#ifdef SS_TRANSLUCENCY\nfloat translucencyIntensity=vSubSurfaceIntensity.y;\n#endif\n#ifdef SS_THICKNESSANDMASK_TEXTURE\n#ifdef SS_USE_GLTF_TEXTURES\nfloat thickness=thicknessMap.g*vThicknessParam.y+vThicknessParam.x;\n#else\nfloat thickness=thicknessMap.r*vThicknessParam.y+vThicknessParam.x;\n#endif\n#if DEBUGMODE>0\noutParams.thicknessMap=thicknessMap;\n#endif\n#if defined(SS_REFRACTION) && defined(SS_REFRACTION_USE_INTENSITY_FROM_THICKNESS)\n#ifdef SS_USE_GLTF_TEXTURES\nrefractionIntensity*=thicknessMap.r;\n#else\nrefractionIntensity*=thicknessMap.g;\n#endif\n#endif\n#if defined(SS_TRANSLUCENCY) && defined(SS_TRANSLUCENCY_USE_INTENSITY_FROM_THICKNESS)\n#ifdef SS_USE_GLTF_TEXTURES\ntranslucencyIntensity*=thicknessMap.a;\n#else\ntranslucencyIntensity*=thicknessMap.b;\n#endif\n#endif\n#else\nfloat thickness=vThicknessParam.y;\n#endif\n#if defined(SS_REFRACTION) && defined(SS_REFRACTIONINTENSITY_TEXTURE)\n#ifdef SS_USE_GLTF_TEXTURES\nrefractionIntensity*=refractionIntensityMap.r;\n#else\nrefractionIntensity*=refractionIntensityMap.g;\n#endif\n#endif\n#if defined(SS_TRANSLUCENCY) && defined(SS_TRANSLUCENCYINTENSITY_TEXTURE)\n#ifdef SS_USE_GLTF_TEXTURES\ntranslucencyIntensity*=translucencyIntensityMap.a;\n#else\ntranslucencyIntensity*=translucencyIntensityMap.b;\n#endif\n#endif\n#ifdef SS_TRANSLUCENCY\nthickness=maxEps(thickness);vec4 translucencyColor=vTranslucencyColor;\n#ifdef SS_TRANSLUCENCYCOLOR_TEXTURE\ntranslucencyColor*=translucencyColorMap;\n#endif\nvec3 transmittance=transmittanceBRDF_Burley(translucencyColor.rgb,vDiffusionDistance,thickness);transmittance*=translucencyIntensity;outParams.transmittance=transmittance;outParams.translucencyIntensity=translucencyIntensity;\n#endif\n#ifdef SS_REFRACTION\nvec4 environmentRefraction=vec4(0.,0.,0.,0.);\n#ifdef SS_HAS_THICKNESS\nfloat ior=vRefractionInfos.y;\n#else\nfloat ior=vRefractionMicrosurfaceInfos.w;\n#endif\n#ifdef SS_LODINREFRACTIONALPHA\nfloat refractionAlphaG=alphaG;refractionAlphaG=mix(alphaG,0.0,clamp(ior*3.0-2.0,0.0,1.0));float refractionLOD=getLodFromAlphaG(vRefractionMicrosurfaceInfos.x,refractionAlphaG,NdotVUnclamped);\n#elif defined(SS_LINEARSPECULARREFRACTION)\nfloat refractionRoughness=alphaG;refractionRoughness=mix(alphaG,0.0,clamp(ior*3.0-2.0,0.0,1.0));float refractionLOD=getLinearLodFromRoughness(vRefractionMicrosurfaceInfos.x,refractionRoughness);\n#else\nfloat refractionAlphaG=alphaG;refractionAlphaG=mix(alphaG,0.0,clamp(ior*3.0-2.0,0.0,1.0));float refractionLOD=getLodFromAlphaG(vRefractionMicrosurfaceInfos.x,refractionAlphaG);\n#endif\nfloat refraction_ior=vRefractionInfos.y;\n#ifdef SS_DISPERSION\nfloat realIOR=1.0/refraction_ior;float iorDispersionSpread=0.04*dispersion*(realIOR-1.0);vec3 iors=vec3(1.0/(realIOR-iorDispersionSpread),refraction_ior,1.0/(realIOR+iorDispersionSpread));for (int i=0; i<3; i++) {refraction_ior=iors[i];\n#endif\nvec4 envSample=sampleEnvironmentRefraction(refraction_ior,thickness,refractionLOD,normalW,vPositionW,viewDirectionW,view,vRefractionInfos,refractionMatrix,vRefractionMicrosurfaceInfos,alphaG\n#ifdef SS_REFRACTIONMAP_3D\n,refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,refractionSamplerLow\n,refractionSamplerHigh\n#endif\n#else\n,refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,refractionSamplerLow\n,refractionSamplerHigh\n#endif\n#endif\n#ifdef ANISOTROPIC\n,anisotropicOut\n#endif\n#ifdef REALTIME_FILTERING\n,vRefractionFilteringInfo\n#endif\n#ifdef SS_USE_LOCAL_REFRACTIONMAP_CUBIC\n,refractionPosition\n,refractionSize\n#endif\n);\n#ifdef SS_DISPERSION\nenvironmentRefraction[i]=envSample[i];}\n#else\nenvironmentRefraction=envSample;\n#endif\nenvironmentRefraction.rgb*=vRefractionInfos.x;\n#endif\n#ifdef SS_REFRACTION\nvec3 refractionTransmittance=vec3(refractionIntensity);\n#ifdef SS_THICKNESSANDMASK_TEXTURE\nvec3 volumeAlbedo=computeColorAtDistanceInMedia(vTintColor.rgb,vTintColor.w);refractionTransmittance*=cocaLambert(volumeAlbedo,thickness);\n#elif defined(SS_LINKREFRACTIONTOTRANSPARENCY)\nfloat maxChannel=max(max(surfaceAlbedo.r,surfaceAlbedo.g),surfaceAlbedo.b);vec3 volumeAlbedo=saturate(maxChannel*surfaceAlbedo);environmentRefraction.rgb*=volumeAlbedo;\n#else\nvec3 volumeAlbedo=computeColorAtDistanceInMedia(vTintColor.rgb,vTintColor.w);refractionTransmittance*=cocaLambert(volumeAlbedo,vThicknessParam.y);\n#endif\n#ifdef SS_ALBEDOFORREFRACTIONTINT\nenvironmentRefraction.rgb*=surfaceAlbedo.rgb;\n#endif\noutParams.surfaceAlbedo=surfaceAlbedo*(1.-refractionIntensity);\n#ifdef REFLECTION\noutParams.refractionFactorForIrradiance=(1.-refractionIntensity);\n#endif\n#ifdef UNUSED_MULTIPLEBOUNCES\nvec3 bounceSpecularEnvironmentReflectance=(2.0*specularEnvironmentReflectance)/(1.0+specularEnvironmentReflectance);outParams.specularEnvironmentReflectance=mix(bounceSpecularEnvironmentReflectance,specularEnvironmentReflectance,refractionIntensity);\n#endif\nrefractionTransmittance*=1.0-outParams.specularEnvironmentReflectance;\n#if DEBUGMODE>0\noutParams.refractionTransmittance=refractionTransmittance;\n#endif\noutParams.finalRefraction=environmentRefraction.rgb*refractionTransmittance*vLightingIntensity.z;\n#if DEBUGMODE>0\noutParams.environmentRefraction=environmentRefraction;\n#endif\n#endif\n#if defined(REFLECTION) && defined(SS_TRANSLUCENCY)\n#if defined(NORMAL) && defined(USESPHERICALINVERTEX) || !defined(USESPHERICALFROMREFLECTIONMAP)\nvec3 irradianceVector=vec3(reflectionMatrix*vec4(normalW,0)).xyz;\n#ifdef REFLECTIONMAP_OPPOSITEZ\nirradianceVector.z*=-1.0;\n#endif\n#ifdef INVERTCUBICMAP\nirradianceVector.y*=-1.0;\n#endif\n#else\nvec3 irradianceVector=irradianceVector_;\n#endif\n#if defined(USESPHERICALFROMREFLECTIONMAP)\n#if defined(REALTIME_FILTERING)\nvec3 refractionIrradiance=irradiance(reflectionSampler,-irradianceVector,vReflectionFilteringInfo);\n#else\nvec3 refractionIrradiance=computeEnvironmentIrradiance(-irradianceVector);\n#endif\n#elif defined(USEIRRADIANCEMAP)\n#ifdef REFLECTIONMAP_3D\nvec3 irradianceCoords=irradianceVector;\n#else\nvec2 irradianceCoords=irradianceVector.xy;\n#ifdef REFLECTIONMAP_PROJECTION\nirradianceCoords/=irradianceVector.z;\n#endif\nirradianceCoords.y=1.0-irradianceCoords.y;\n#endif\nvec4 refractionIrradiance=sampleReflection(irradianceSampler,-irradianceCoords);\n#ifdef RGBDREFLECTION\nrefractionIrradiance.rgb=fromRGBD(refractionIrradiance);\n#endif\n#ifdef GAMMAREFLECTION\nrefractionIrradiance.rgb=toLinearSpace(refractionIrradiance.rgb);\n#endif\n#else\nvec4 refractionIrradiance=vec4(0.);\n#endif\nrefractionIrradiance.rgb*=transmittance;\n#ifdef SS_ALBEDOFORTRANSLUCENCYTINT\nrefractionIrradiance.rgb*=surfaceAlbedo.rgb;\n#endif\noutParams.refractionIrradiance=refractionIrradiance.rgb;\n#endif\nreturn outParams;}\n#endif\n`;\n// Sideeffect\nShaderStore.IncludesShadersStore[name] = shader;\n/** @internal */\nexport const pbrBlockSubSurface = {\n name,\n shader\n};","map":{"version":3,"names":["ShaderStore","name","shader","IncludesShadersStore","pbrBlockSubSurface"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Shaders/ShadersInclude/pbrBlockSubSurface.js"],"sourcesContent":["// Do not edit.\nimport { ShaderStore } from \"../../Engines/shaderStore.js\";\nconst name = \"pbrBlockSubSurface\";\nconst shader = `struct subSurfaceOutParams\n{vec3 specularEnvironmentReflectance;\n#ifdef SS_REFRACTION\nvec3 finalRefraction;vec3 surfaceAlbedo;\n#ifdef SS_LINKREFRACTIONTOTRANSPARENCY\nfloat alpha;\n#endif\n#ifdef REFLECTION\nfloat refractionFactorForIrradiance;\n#endif\n#endif\n#ifdef SS_TRANSLUCENCY\nvec3 transmittance;float translucencyIntensity;\n#ifdef REFLECTION\nvec3 refractionIrradiance;\n#endif\n#endif\n#if DEBUGMODE>0\n#ifdef SS_THICKNESSANDMASK_TEXTURE\nvec4 thicknessMap;\n#endif\n#ifdef SS_REFRACTION\nvec4 environmentRefraction;vec3 refractionTransmittance;\n#endif\n#endif\n};\n#ifdef SUBSURFACE\n#ifdef SS_REFRACTION\n#define pbr_inline\n#define inline\nvec4 sampleEnvironmentRefraction(\nin float ior\n,in float thickness\n,in float refractionLOD\n,in vec3 normalW\n,in vec3 vPositionW\n,in vec3 viewDirectionW\n,in mat4 view\n,in vec4 vRefractionInfos\n,in mat4 refractionMatrix\n,in vec4 vRefractionMicrosurfaceInfos\n,in float alphaG\n#ifdef SS_REFRACTIONMAP_3D\n,in samplerCube refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,in samplerCube refractionSamplerLow\n,in samplerCube refractionSamplerHigh\n#endif\n#else\n,in sampler2D refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,in sampler2D refractionSamplerLow\n,in sampler2D refractionSamplerHigh\n#endif\n#endif\n#ifdef ANISOTROPIC\n,in anisotropicOutParams anisotropicOut\n#endif\n#ifdef REALTIME_FILTERING\n,in vec2 vRefractionFilteringInfo\n#endif\n#ifdef SS_USE_LOCAL_REFRACTIONMAP_CUBIC\n,in vec3 refractionPosition\n,in vec3 refractionSize\n#endif\n) {vec4 environmentRefraction=vec4(0.,0.,0.,0.);\n#ifdef ANISOTROPIC\nvec3 refractionVector=refract(-viewDirectionW,anisotropicOut.anisotropicNormal,ior);\n#else\nvec3 refractionVector=refract(-viewDirectionW,normalW,ior);\n#endif\n#ifdef SS_REFRACTIONMAP_OPPOSITEZ\nrefractionVector.z*=-1.0;\n#endif\n#ifdef SS_REFRACTIONMAP_3D\n#ifdef SS_USE_LOCAL_REFRACTIONMAP_CUBIC\nrefractionVector=parallaxCorrectNormal(vPositionW,refractionVector,refractionSize,refractionPosition);\n#endif\nrefractionVector.y=refractionVector.y*vRefractionInfos.w;vec3 refractionCoords=refractionVector;refractionCoords=vec3(refractionMatrix*vec4(refractionCoords,0));\n#else\n#ifdef SS_USE_THICKNESS_AS_DEPTH\nvec3 vRefractionUVW=vec3(refractionMatrix*(view*vec4(vPositionW+refractionVector*thickness,1.0)));\n#else\nvec3 vRefractionUVW=vec3(refractionMatrix*(view*vec4(vPositionW+refractionVector*vRefractionInfos.z,1.0)));\n#endif\nvec2 refractionCoords=vRefractionUVW.xy/vRefractionUVW.z;refractionCoords.y=1.0-refractionCoords.y;\n#endif\n#ifdef LODBASEDMICROSFURACE\nrefractionLOD=refractionLOD*vRefractionMicrosurfaceInfos.y+vRefractionMicrosurfaceInfos.z;\n#ifdef SS_LODINREFRACTIONALPHA\nfloat automaticRefractionLOD=UNPACK_LOD(sampleRefraction(refractionSampler,refractionCoords).a);float requestedRefractionLOD=max(automaticRefractionLOD,refractionLOD);\n#else\nfloat requestedRefractionLOD=refractionLOD;\n#endif\n#if defined(REALTIME_FILTERING) && defined(SS_REFRACTIONMAP_3D)\nenvironmentRefraction=vec4(radiance(alphaG,refractionSampler,refractionCoords,vRefractionFilteringInfo),1.0);\n#else\nenvironmentRefraction=sampleRefractionLod(refractionSampler,refractionCoords,requestedRefractionLOD);\n#endif\n#else\nfloat lodRefractionNormalized=saturate(refractionLOD/log2(vRefractionMicrosurfaceInfos.x));float lodRefractionNormalizedDoubled=lodRefractionNormalized*2.0;vec4 environmentRefractionMid=sampleRefraction(refractionSampler,refractionCoords);if (lodRefractionNormalizedDoubled<1.0){environmentRefraction=mix(\nsampleRefraction(refractionSamplerHigh,refractionCoords),\nenvironmentRefractionMid,\nlodRefractionNormalizedDoubled\n);} else {environmentRefraction=mix(\nenvironmentRefractionMid,\nsampleRefraction(refractionSamplerLow,refractionCoords),\nlodRefractionNormalizedDoubled-1.0\n);}\n#endif\n#ifdef SS_RGBDREFRACTION\nenvironmentRefraction.rgb=fromRGBD(environmentRefraction);\n#endif\n#ifdef SS_GAMMAREFRACTION\nenvironmentRefraction.rgb=toLinearSpace(environmentRefraction.rgb);\n#endif\nreturn environmentRefraction;}\n#endif\n#define pbr_inline\n#define inline\nsubSurfaceOutParams subSurfaceBlock(\nin vec3 vSubSurfaceIntensity\n,in vec2 vThicknessParam\n,in vec4 vTintColor\n,in vec3 normalW\n,in vec3 specularEnvironmentReflectance\n#ifdef SS_THICKNESSANDMASK_TEXTURE\n,in vec4 thicknessMap\n#endif\n#ifdef SS_REFRACTIONINTENSITY_TEXTURE\n,in vec4 refractionIntensityMap\n#endif\n#ifdef SS_TRANSLUCENCYINTENSITY_TEXTURE\n,in vec4 translucencyIntensityMap\n#endif\n#ifdef REFLECTION\n#ifdef SS_TRANSLUCENCY\n,in mat4 reflectionMatrix\n#ifdef USESPHERICALFROMREFLECTIONMAP\n#if !defined(NORMAL) || !defined(USESPHERICALINVERTEX)\n,in vec3 irradianceVector_\n#endif\n#if defined(REALTIME_FILTERING)\n,in samplerCube reflectionSampler\n,in vec2 vReflectionFilteringInfo\n#endif\n#endif\n#ifdef USEIRRADIANCEMAP\n#ifdef REFLECTIONMAP_3D\n,in samplerCube irradianceSampler\n#else\n,in sampler2D irradianceSampler\n#endif\n#endif\n#endif\n#endif\n#if defined(SS_REFRACTION) || defined(SS_TRANSLUCENCY)\n,in vec3 surfaceAlbedo\n#endif\n#ifdef SS_REFRACTION\n,in vec3 vPositionW\n,in vec3 viewDirectionW\n,in mat4 view\n,in vec4 vRefractionInfos\n,in mat4 refractionMatrix\n,in vec4 vRefractionMicrosurfaceInfos\n,in vec4 vLightingIntensity\n#ifdef SS_LINKREFRACTIONTOTRANSPARENCY\n,in float alpha\n#endif\n#ifdef SS_LODINREFRACTIONALPHA\n,in float NdotVUnclamped\n#endif\n#ifdef SS_LINEARSPECULARREFRACTION\n,in float roughness\n#endif\n,in float alphaG\n#ifdef SS_REFRACTIONMAP_3D\n,in samplerCube refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,in samplerCube refractionSamplerLow\n,in samplerCube refractionSamplerHigh\n#endif\n#else\n,in sampler2D refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,in sampler2D refractionSamplerLow\n,in sampler2D refractionSamplerHigh\n#endif\n#endif\n#ifdef ANISOTROPIC\n,in anisotropicOutParams anisotropicOut\n#endif\n#ifdef REALTIME_FILTERING\n,in vec2 vRefractionFilteringInfo\n#endif\n#ifdef SS_USE_LOCAL_REFRACTIONMAP_CUBIC\n,in vec3 refractionPosition\n,in vec3 refractionSize\n#endif\n#ifdef SS_DISPERSION\n,in float dispersion\n#endif\n#endif\n#ifdef SS_TRANSLUCENCY\n,in vec3 vDiffusionDistance\n,in vec4 vTranslucencyColor\n#ifdef SS_TRANSLUCENCYCOLOR_TEXTURE\n,in vec4 translucencyColorMap\n#endif\n#endif\n)\n{subSurfaceOutParams outParams;outParams.specularEnvironmentReflectance=specularEnvironmentReflectance;\n#ifdef SS_REFRACTION\nfloat refractionIntensity=vSubSurfaceIntensity.x;\n#ifdef SS_LINKREFRACTIONTOTRANSPARENCY\nrefractionIntensity*=(1.0-alpha);outParams.alpha=1.0;\n#endif\n#endif\n#ifdef SS_TRANSLUCENCY\nfloat translucencyIntensity=vSubSurfaceIntensity.y;\n#endif\n#ifdef SS_THICKNESSANDMASK_TEXTURE\n#ifdef SS_USE_GLTF_TEXTURES\nfloat thickness=thicknessMap.g*vThicknessParam.y+vThicknessParam.x;\n#else\nfloat thickness=thicknessMap.r*vThicknessParam.y+vThicknessParam.x;\n#endif\n#if DEBUGMODE>0\noutParams.thicknessMap=thicknessMap;\n#endif\n#if defined(SS_REFRACTION) && defined(SS_REFRACTION_USE_INTENSITY_FROM_THICKNESS)\n#ifdef SS_USE_GLTF_TEXTURES\nrefractionIntensity*=thicknessMap.r;\n#else\nrefractionIntensity*=thicknessMap.g;\n#endif\n#endif\n#if defined(SS_TRANSLUCENCY) && defined(SS_TRANSLUCENCY_USE_INTENSITY_FROM_THICKNESS)\n#ifdef SS_USE_GLTF_TEXTURES\ntranslucencyIntensity*=thicknessMap.a;\n#else\ntranslucencyIntensity*=thicknessMap.b;\n#endif\n#endif\n#else\nfloat thickness=vThicknessParam.y;\n#endif\n#if defined(SS_REFRACTION) && defined(SS_REFRACTIONINTENSITY_TEXTURE)\n#ifdef SS_USE_GLTF_TEXTURES\nrefractionIntensity*=refractionIntensityMap.r;\n#else\nrefractionIntensity*=refractionIntensityMap.g;\n#endif\n#endif\n#if defined(SS_TRANSLUCENCY) && defined(SS_TRANSLUCENCYINTENSITY_TEXTURE)\n#ifdef SS_USE_GLTF_TEXTURES\ntranslucencyIntensity*=translucencyIntensityMap.a;\n#else\ntranslucencyIntensity*=translucencyIntensityMap.b;\n#endif\n#endif\n#ifdef SS_TRANSLUCENCY\nthickness=maxEps(thickness);vec4 translucencyColor=vTranslucencyColor;\n#ifdef SS_TRANSLUCENCYCOLOR_TEXTURE\ntranslucencyColor*=translucencyColorMap;\n#endif\nvec3 transmittance=transmittanceBRDF_Burley(translucencyColor.rgb,vDiffusionDistance,thickness);transmittance*=translucencyIntensity;outParams.transmittance=transmittance;outParams.translucencyIntensity=translucencyIntensity;\n#endif\n#ifdef SS_REFRACTION\nvec4 environmentRefraction=vec4(0.,0.,0.,0.);\n#ifdef SS_HAS_THICKNESS\nfloat ior=vRefractionInfos.y;\n#else\nfloat ior=vRefractionMicrosurfaceInfos.w;\n#endif\n#ifdef SS_LODINREFRACTIONALPHA\nfloat refractionAlphaG=alphaG;refractionAlphaG=mix(alphaG,0.0,clamp(ior*3.0-2.0,0.0,1.0));float refractionLOD=getLodFromAlphaG(vRefractionMicrosurfaceInfos.x,refractionAlphaG,NdotVUnclamped);\n#elif defined(SS_LINEARSPECULARREFRACTION)\nfloat refractionRoughness=alphaG;refractionRoughness=mix(alphaG,0.0,clamp(ior*3.0-2.0,0.0,1.0));float refractionLOD=getLinearLodFromRoughness(vRefractionMicrosurfaceInfos.x,refractionRoughness);\n#else\nfloat refractionAlphaG=alphaG;refractionAlphaG=mix(alphaG,0.0,clamp(ior*3.0-2.0,0.0,1.0));float refractionLOD=getLodFromAlphaG(vRefractionMicrosurfaceInfos.x,refractionAlphaG);\n#endif\nfloat refraction_ior=vRefractionInfos.y;\n#ifdef SS_DISPERSION\nfloat realIOR=1.0/refraction_ior;float iorDispersionSpread=0.04*dispersion*(realIOR-1.0);vec3 iors=vec3(1.0/(realIOR-iorDispersionSpread),refraction_ior,1.0/(realIOR+iorDispersionSpread));for (int i=0; i<3; i++) {refraction_ior=iors[i];\n#endif\nvec4 envSample=sampleEnvironmentRefraction(refraction_ior,thickness,refractionLOD,normalW,vPositionW,viewDirectionW,view,vRefractionInfos,refractionMatrix,vRefractionMicrosurfaceInfos,alphaG\n#ifdef SS_REFRACTIONMAP_3D\n,refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,refractionSamplerLow\n,refractionSamplerHigh\n#endif\n#else\n,refractionSampler\n#ifndef LODBASEDMICROSFURACE\n,refractionSamplerLow\n,refractionSamplerHigh\n#endif\n#endif\n#ifdef ANISOTROPIC\n,anisotropicOut\n#endif\n#ifdef REALTIME_FILTERING\n,vRefractionFilteringInfo\n#endif\n#ifdef SS_USE_LOCAL_REFRACTIONMAP_CUBIC\n,refractionPosition\n,refractionSize\n#endif\n);\n#ifdef SS_DISPERSION\nenvironmentRefraction[i]=envSample[i];}\n#else\nenvironmentRefraction=envSample;\n#endif\nenvironmentRefraction.rgb*=vRefractionInfos.x;\n#endif\n#ifdef SS_REFRACTION\nvec3 refractionTransmittance=vec3(refractionIntensity);\n#ifdef SS_THICKNESSANDMASK_TEXTURE\nvec3 volumeAlbedo=computeColorAtDistanceInMedia(vTintColor.rgb,vTintColor.w);refractionTransmittance*=cocaLambert(volumeAlbedo,thickness);\n#elif defined(SS_LINKREFRACTIONTOTRANSPARENCY)\nfloat maxChannel=max(max(surfaceAlbedo.r,surfaceAlbedo.g),surfaceAlbedo.b);vec3 volumeAlbedo=saturate(maxChannel*surfaceAlbedo);environmentRefraction.rgb*=volumeAlbedo;\n#else\nvec3 volumeAlbedo=computeColorAtDistanceInMedia(vTintColor.rgb,vTintColor.w);refractionTransmittance*=cocaLambert(volumeAlbedo,vThicknessParam.y);\n#endif\n#ifdef SS_ALBEDOFORREFRACTIONTINT\nenvironmentRefraction.rgb*=surfaceAlbedo.rgb;\n#endif\noutParams.surfaceAlbedo=surfaceAlbedo*(1.-refractionIntensity);\n#ifdef REFLECTION\noutParams.refractionFactorForIrradiance=(1.-refractionIntensity);\n#endif\n#ifdef UNUSED_MULTIPLEBOUNCES\nvec3 bounceSpecularEnvironmentReflectance=(2.0*specularEnvironmentReflectance)/(1.0+specularEnvironmentReflectance);outParams.specularEnvironmentReflectance=mix(bounceSpecularEnvironmentReflectance,specularEnvironmentReflectance,refractionIntensity);\n#endif\nrefractionTransmittance*=1.0-outParams.specularEnvironmentReflectance;\n#if DEBUGMODE>0\noutParams.refractionTransmittance=refractionTransmittance;\n#endif\noutParams.finalRefraction=environmentRefraction.rgb*refractionTransmittance*vLightingIntensity.z;\n#if DEBUGMODE>0\noutParams.environmentRefraction=environmentRefraction;\n#endif\n#endif\n#if defined(REFLECTION) && defined(SS_TRANSLUCENCY)\n#if defined(NORMAL) && defined(USESPHERICALINVERTEX) || !defined(USESPHERICALFROMREFLECTIONMAP)\nvec3 irradianceVector=vec3(reflectionMatrix*vec4(normalW,0)).xyz;\n#ifdef REFLECTIONMAP_OPPOSITEZ\nirradianceVector.z*=-1.0;\n#endif\n#ifdef INVERTCUBICMAP\nirradianceVector.y*=-1.0;\n#endif\n#else\nvec3 irradianceVector=irradianceVector_;\n#endif\n#if defined(USESPHERICALFROMREFLECTIONMAP)\n#if defined(REALTIME_FILTERING)\nvec3 refractionIrradiance=irradiance(reflectionSampler,-irradianceVector,vReflectionFilteringInfo);\n#else\nvec3 refractionIrradiance=computeEnvironmentIrradiance(-irradianceVector);\n#endif\n#elif defined(USEIRRADIANCEMAP)\n#ifdef REFLECTIONMAP_3D\nvec3 irradianceCoords=irradianceVector;\n#else\nvec2 irradianceCoords=irradianceVector.xy;\n#ifdef REFLECTIONMAP_PROJECTION\nirradianceCoords/=irradianceVector.z;\n#endif\nirradianceCoords.y=1.0-irradianceCoords.y;\n#endif\nvec4 refractionIrradiance=sampleReflection(irradianceSampler,-irradianceCoords);\n#ifdef RGBDREFLECTION\nrefractionIrradiance.rgb=fromRGBD(refractionIrradiance);\n#endif\n#ifdef GAMMAREFLECTION\nrefractionIrradiance.rgb=toLinearSpace(refractionIrradiance.rgb);\n#endif\n#else\nvec4 refractionIrradiance=vec4(0.);\n#endif\nrefractionIrradiance.rgb*=transmittance;\n#ifdef SS_ALBEDOFORTRANSLUCENCYTINT\nrefractionIrradiance.rgb*=surfaceAlbedo.rgb;\n#endif\noutParams.refractionIrradiance=refractionIrradiance.rgb;\n#endif\nreturn outParams;}\n#endif\n`;\n// Sideeffect\nShaderStore.IncludesShadersStore[name] = shader;\n/** @internal */\nexport const pbrBlockSubSurface = { name, shader 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