@babylonjs/viewer/dist/chunks/pbr.fragment-BaLv3bDp.esm.min.js

The Babylon Viewer aims to simplify a specific but common Babylon.js use case: loading, viewing, and interacting with a 3D model.

import{S as e}from"./index-Bw2N6w1y.esm.min.js";import"./oitFragment-BaoPDAcm.esm.min.js";import"./harmonicsFunctions-DbvFPyiO.esm.min.js";import"./mainUVVaryingDeclaration-CdpfkvO_.esm.min.js";import"./lightFragment-CqsdLCU9.esm.min.js";import"./bumpFragment-PlU2HJXx.esm.min.js";import"./clipPlaneFragment-Bcs0Djfm.esm.min.js";import"./logDepthDeclaration-gvQQD7z7.esm.min.js";import"./fogFragment-Jrm4is7s.esm.min.js";import"./helperFunctions-BD2JDv1s.esm.min.js";import"./hdrFilteringFunctions-sONVqho1.esm.min.js";import"./pbrBRDFFunctions-bj7RugI4.esm.min.js";import"./decalFragment-BoIWDCTJ.esm.min.js";import"./sceneUboDeclaration-Bfi1TSBE.esm.min.js";import"./meshUboDeclaration-B530jCEj.esm.min.js";const n="pbrFragmentExtraDeclaration";e.IncludesShadersStoreWGSL[n]||(e.IncludesShadersStoreWGSL[n]="varying vPositionW: vec3f;\n#if DEBUGMODE>0\nvarying vClipSpacePosition: vec4f;\n#endif\n#include<mainUVVaryingDeclaration>[1..7]\n#ifdef NORMAL\nvarying vNormalW: vec3f;\n#if defined(USESPHERICALFROMREFLECTIONMAP) && defined(USESPHERICALINVERTEX)\nvarying vEnvironmentIrradiance: vec3f;\n#endif\n#endif\n#if defined(VERTEXCOLOR) || defined(INSTANCESCOLOR) && defined(INSTANCES)\nvarying vColor: vec4f;\n#endif\n");const i="samplerFragmentAlternateDeclaration";e.IncludesShadersStoreWGSL[i]||(e.IncludesShadersStoreWGSL[i]="#ifdef _DEFINENAME_\n#if _DEFINENAME_DIRECTUV==1\n#define v_VARYINGNAME_UV vMainUV1\n#elif _DEFINENAME_DIRECTUV==2\n#define v_VARYINGNAME_UV vMainUV2\n#elif _DEFINENAME_DIRECTUV==3\n#define v_VARYINGNAME_UV vMainUV3\n#elif _DEFINENAME_DIRECTUV==4\n#define v_VARYINGNAME_UV vMainUV4\n#elif _DEFINENAME_DIRECTUV==5\n#define v_VARYINGNAME_UV vMainUV5\n#elif _DEFINENAME_DIRECTUV==6\n#define v_VARYINGNAME_UV vMainUV6\n#else\nvarying v_VARYINGNAME_UV: vec2f;\n#endif\n#endif\n");const r="pbrFragmentSamplersDeclaration";e.IncludesShadersStoreWGSL[r]||(e.IncludesShadersStoreWGSL[r]="#include<samplerFragmentDeclaration>(_DEFINENAME_,ALBEDO,_VARYINGNAME_,Albedo,_SAMPLERNAME_,albedo)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,BASE_WEIGHT,_VARYINGNAME_,BaseWeight,_SAMPLERNAME_,baseWeight)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,BASE_DIFFUSE_ROUGHNESS,_VARYINGNAME_,BaseDiffuseRoughness,_SAMPLERNAME_,baseDiffuseRoughness)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,AMBIENT,_VARYINGNAME_,Ambient,_SAMPLERNAME_,ambient)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,OPACITY,_VARYINGNAME_,Opacity,_SAMPLERNAME_,opacity)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,EMISSIVE,_VARYINGNAME_,Emissive,_SAMPLERNAME_,emissive)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,LIGHTMAP,_VARYINGNAME_,Lightmap,_SAMPLERNAME_,lightmap)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,REFLECTIVITY,_VARYINGNAME_,Reflectivity,_SAMPLERNAME_,reflectivity)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,MICROSURFACEMAP,_VARYINGNAME_,MicroSurfaceSampler,_SAMPLERNAME_,microSurface)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,METALLIC_REFLECTANCE,_VARYINGNAME_,MetallicReflectance,_SAMPLERNAME_,metallicReflectance)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,REFLECTANCE,_VARYINGNAME_,Reflectance,_SAMPLERNAME_,reflectance)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,DECAL,_VARYINGNAME_,Decal,_SAMPLERNAME_,decal)\n#ifdef CLEARCOAT\n#include<samplerFragmentDeclaration>(_DEFINENAME_,CLEARCOAT_TEXTURE,_VARYINGNAME_,ClearCoat,_SAMPLERNAME_,clearCoat)\n#include<samplerFragmentAlternateDeclaration>(_DEFINENAME_,CLEARCOAT_TEXTURE_ROUGHNESS,_VARYINGNAME_,ClearCoatRoughness)\n#if defined(CLEARCOAT_TEXTURE_ROUGHNESS)\nvar clearCoatRoughnessSamplerSampler: sampler;var clearCoatRoughnessSampler: texture_2d<f32>;\n#endif\n#include<samplerFragmentDeclaration>(_DEFINENAME_,CLEARCOAT_BUMP,_VARYINGNAME_,ClearCoatBump,_SAMPLERNAME_,clearCoatBump)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,CLEARCOAT_TINT_TEXTURE,_VARYINGNAME_,ClearCoatTint,_SAMPLERNAME_,clearCoatTint)\n#endif\n#ifdef IRIDESCENCE\n#include<samplerFragmentDeclaration>(_DEFINENAME_,IRIDESCENCE_TEXTURE,_VARYINGNAME_,Iridescence,_SAMPLERNAME_,iridescence)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,IRIDESCENCE_THICKNESS_TEXTURE,_VARYINGNAME_,IridescenceThickness,_SAMPLERNAME_,iridescenceThickness)\n#endif\n#ifdef SHEEN\n#include<samplerFragmentDeclaration>(_DEFINENAME_,SHEEN_TEXTURE,_VARYINGNAME_,Sheen,_SAMPLERNAME_,sheen)\n#include<samplerFragmentAlternateDeclaration>(_DEFINENAME_,SHEEN_TEXTURE_ROUGHNESS,_VARYINGNAME_,SheenRoughness)\n#if defined(SHEEN_ROUGHNESS) && defined(SHEEN_TEXTURE_ROUGHNESS)\nvar sheenRoughnessSamplerSampler: sampler;var sheenRoughnessSampler: texture_2d<f32>;\n#endif\n#endif\n#ifdef ANISOTROPIC\n#include<samplerFragmentDeclaration>(_DEFINENAME_,ANISOTROPIC_TEXTURE,_VARYINGNAME_,Anisotropy,_SAMPLERNAME_,anisotropy)\n#endif\n#ifdef REFLECTION\n#ifdef REFLECTIONMAP_3D\nvar reflectionSamplerSampler: sampler;var reflectionSampler: texture_cube<f32>;\n#ifdef LODBASEDMICROSFURACE\n#else\nvar reflectionLowSamplerSampler: sampler;var reflectionLowSampler: texture_cube<f32>;var reflectionHighSamplerSampler: sampler;var reflectionHighSampler: texture_cube<f32>;\n#endif\n#ifdef USEIRRADIANCEMAP\nvar irradianceSamplerSampler: sampler;var irradianceSampler: texture_cube<f32>;\n#endif\n#else\nvar reflectionSamplerSampler: sampler;var reflectionSampler: texture_2d<f32>;\n#ifdef LODBASEDMICROSFURACE\n#else\nvar reflectionLowSamplerSampler: sampler;var reflectionLowSampler: texture_2d<f32>;var reflectionHighSamplerSampler: sampler;var reflectionHighSampler: texture_2d<f32>;\n#endif\n#ifdef USEIRRADIANCEMAP\nvar irradianceSamplerSampler: sampler;var irradianceSampler: texture_2d<f32>;\n#endif\n#endif\n#ifdef REFLECTIONMAP_SKYBOX\nvarying vPositionUVW: vec3f;\n#else\n#if defined(REFLECTIONMAP_EQUIRECTANGULAR_FIXED) || defined(REFLECTIONMAP_MIRROREDEQUIRECTANGULAR_FIXED)\nvarying vDirectionW: vec3f;\n#endif\n#endif\n#endif\n#ifdef ENVIRONMENTBRDF\nvar environmentBrdfSamplerSampler: sampler;var environmentBrdfSampler: texture_2d<f32>;\n#endif\n#ifdef SUBSURFACE\n#ifdef SS_REFRACTION\n#ifdef SS_REFRACTIONMAP_3D\nvar refractionSamplerSampler: sampler;var refractionSampler: texture_cube<f32>;\n#ifdef LODBASEDMICROSFURACE\n#else\nvar refractionLowSamplerSampler: sampler;var refractionLowSampler: texture_cube<f32>;var refractionHighSamplerSampler: sampler;var refractionHighSampler: texture_cube<f32>;\n#endif\n#else\nvar refractionSamplerSampler: sampler;var refractionSampler: texture_2d<f32>;\n#ifdef LODBASEDMICROSFURACE\n#else\nvar refractionLowSamplerSampler: sampler;var refractionLowSampler: texture_2d<f32>;var refractionHighSamplerSampler: sampler;var refractionHighSampler: texture_2d<f32>;\n#endif\n#endif\n#endif\n#include<samplerFragmentDeclaration>(_DEFINENAME_,SS_THICKNESSANDMASK_TEXTURE,_VARYINGNAME_,Thickness,_SAMPLERNAME_,thickness)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,SS_REFRACTIONINTENSITY_TEXTURE,_VARYINGNAME_,RefractionIntensity,_SAMPLERNAME_,refractionIntensity)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,SS_TRANSLUCENCYINTENSITY_TEXTURE,_VARYINGNAME_,TranslucencyIntensity,_SAMPLERNAME_,translucencyIntensity)\n#include<samplerFragmentDeclaration>(_DEFINENAME_,SS_TRANSLUCENCYCOLOR_TEXTURE,_VARYINGNAME_,TranslucencyColor,_SAMPLERNAME_,translucencyColor)\n#endif\n#ifdef IBL_CDF_FILTERING\nvar icdfSamplerSampler: sampler;var icdfSampler: texture_2d<f32>;\n#endif\n");const a="subSurfaceScatteringFunctions";e.IncludesShadersStoreWGSL[a]||(e.IncludesShadersStoreWGSL[a]="fn testLightingForSSS(diffusionProfile: f32)->bool\n{return diffusionProfile<1.;}");const f="pbrHelperFunctions";e.IncludesShadersStoreWGSL[f]||(e.IncludesShadersStoreWGSL[f]="#define MINIMUMVARIANCE 0.0005\nfn convertRoughnessToAverageSlope(roughness: f32)->f32\n{return roughness*roughness+MINIMUMVARIANCE;}\nfn fresnelGrazingReflectance(reflectance0: f32)->f32 {var reflectance90: f32=saturate(reflectance0*25.0);return reflectance90;}\nfn getAARoughnessFactors(normalVector: vec3f)->vec2f {\n#ifdef SPECULARAA\nvar nDfdx: vec3f=dpdx(normalVector.xyz);var nDfdy: vec3f=dpdy(normalVector.xyz);var slopeSquare: f32=max(dot(nDfdx,nDfdx),dot(nDfdy,nDfdy));var geometricRoughnessFactor: f32=pow(saturate(slopeSquare),0.333);var geometricAlphaGFactor: f32=sqrt(slopeSquare);geometricAlphaGFactor*=0.75;return vec2f(geometricRoughnessFactor,geometricAlphaGFactor);\n#else\nreturn vec2f(0.);\n#endif\n}\n#ifdef ANISOTROPIC\n#ifdef ANISOTROPIC_LEGACY\nfn getAnisotropicRoughness(alphaG: f32,anisotropy: f32)->vec2f {var alphaT: f32=max(alphaG*(1.0+anisotropy),MINIMUMVARIANCE);var alphaB: f32=max(alphaG*(1.0-anisotropy),MINIMUMVARIANCE);return vec2f(alphaT,alphaB);}\nfn getAnisotropicBentNormals(T: vec3f,B: vec3f,N: vec3f,V: vec3f,anisotropy: f32,roughness: f32)->vec3f {var anisotropicFrameDirection: vec3f=select(T,B,anisotropy>=0.0);var anisotropicFrameTangent: vec3f=cross(normalize(anisotropicFrameDirection),V);var anisotropicFrameNormal: vec3f=cross(anisotropicFrameTangent,anisotropicFrameDirection);var anisotropicNormal: vec3f=normalize(mix(N,anisotropicFrameNormal,abs(anisotropy)));return anisotropicNormal;}\n#else\nfn getAnisotropicRoughness(alphaG: f32,anisotropy: f32)->vec2f {var alphaT: f32=max(mix(alphaG,1.0,anisotropy*anisotropy),MINIMUMVARIANCE);var alphaB: f32=max(alphaG,MINIMUMVARIANCE);return vec2f(alphaT,alphaB);}\nfn getAnisotropicBentNormals(T: vec3f,B: vec3f,N: vec3f,V: vec3f,anisotropy: f32,roughness: f32)->vec3f {var bentNormal: vec3f=cross(B,V);bentNormal=normalize(cross(bentNormal,B));var sq=1.0-anisotropy*(1.0-roughness);var a: f32=sq*sq*sq*sq;bentNormal=normalize(mix(bentNormal,N,a));return bentNormal;}\n#endif\n#endif\n#if defined(CLEARCOAT) || defined(SS_REFRACTION)\nfn cocaLambertVec3(alpha: vec3f,distance: f32)->vec3f {return exp(-alpha*distance);}\nfn cocaLambert(NdotVRefract: f32,NdotLRefract: f32,alpha: vec3f,thickness: f32)->vec3f {return cocaLambertVec3(alpha,(thickness*((NdotLRefract+NdotVRefract)/(NdotLRefract*NdotVRefract))));}\nfn computeColorAtDistanceInMedia(color: vec3f,distance: f32)->vec3f {return -log(color)/distance;}\nfn computeClearCoatAbsorption(NdotVRefract: f32,NdotLRefract: f32,clearCoatColor: vec3f,clearCoatThickness: f32,clearCoatIntensity: f32)->vec3f {var clearCoatAbsorption: vec3f=mix( vec3f(1.0),\ncocaLambert(NdotVRefract,NdotLRefract,clearCoatColor,clearCoatThickness),\nclearCoatIntensity);return clearCoatAbsorption;}\n#endif\n#ifdef MICROSURFACEAUTOMATIC\nfn computeDefaultMicroSurface(microSurface: f32,reflectivityColor: vec3f)->f32\n{const kReflectivityNoAlphaWorkflow_SmoothnessMax: f32=0.95;var reflectivityLuminance: f32=getLuminance(reflectivityColor);var reflectivityLuma: f32=sqrt(reflectivityLuminance);var resultMicroSurface=reflectivityLuma*kReflectivityNoAlphaWorkflow_SmoothnessMax;return resultMicroSurface;}\n#endif\n");const t="pbrDirectLightingSetupFunctions";e.IncludesShadersStoreWGSL[t]||(e.IncludesShadersStoreWGSL[t]="struct preLightingInfo\n{lightOffset: vec3f,\nlightDistanceSquared: f32,\nlightDistance: f32,\nattenuation: f32,\nL: vec3f,\nH: vec3f,\nNdotV: f32,\nNdotLUnclamped: f32,\nNdotL: f32,\nVdotH: f32,\nLdotV: f32,\nroughness: f32,\ndiffuseRoughness: f32,\nsurfaceAlbedo: vec3f,\n#ifdef IRIDESCENCE\niridescenceIntensity: f32\n#endif\n#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)\nareaLightDiffuse: vec3f,\n#ifdef SPECULARTERM\nareaLightSpecular: vec3f,\nareaLightFresnel: vec4f\n#endif\n#endif\n};fn computePointAndSpotPreLightingInfo(lightData: vec4f,V: vec3f,N: vec3f,posW: vec3f)->preLightingInfo {var result: preLightingInfo;result.lightOffset=lightData.xyz-posW;result.lightDistanceSquared=dot(result.lightOffset,result.lightOffset);result.lightDistance=sqrt(result.lightDistanceSquared);result.L=normalize(result.lightOffset);result.H=normalize(V+result.L);result.VdotH=saturate(dot(V,result.H));result.NdotLUnclamped=dot(N,result.L);result.NdotL=saturateEps(result.NdotLUnclamped);return result;}\nfn computeDirectionalPreLightingInfo(lightData: vec4f,V: vec3f,N: vec3f)->preLightingInfo {var result: preLightingInfo;result.lightDistance=length(-lightData.xyz);result.L=normalize(-lightData.xyz);result.H=normalize(V+result.L);result.VdotH=saturate(dot(V,result.H));result.NdotLUnclamped=dot(N,result.L);result.NdotL=saturateEps(result.NdotLUnclamped);result.LdotV=dot(result.L,V);return result;}\nfn computeHemisphericPreLightingInfo(lightData: vec4f,V: vec3f,N: vec3f)->preLightingInfo {var result: preLightingInfo;result.NdotL=dot(N,lightData.xyz)*0.5+0.5;result.NdotL=saturateEps(result.NdotL);result.NdotLUnclamped=result.NdotL;\n#ifdef SPECULARTERM\nresult.L=normalize(lightData.xyz);result.H=normalize(V+result.L);result.VdotH=saturate(dot(V,result.H));\n#endif\nreturn result;}\n#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)\n#include<ltcHelperFunctions>\nvar areaLightsLTC1SamplerSampler: sampler;var areaLightsLTC1Sampler: texture_2d<f32>;var areaLightsLTC2SamplerSampler: sampler;var areaLightsLTC2Sampler: texture_2d<f32>;fn computeAreaPreLightingInfo(ltc1: texture_2d<f32>,ltc1Sampler:sampler,ltc2:texture_2d<f32>,ltc2Sampler:sampler,viewDirectionW: vec3f,vNormal:vec3f,vPosition:vec3f,lightCenter:vec3f,halfWidth:vec3f, halfHeight:vec3f,roughness:f32)->preLightingInfo {var result: preLightingInfo;var data: areaLightData=computeAreaLightSpecularDiffuseFresnel(ltc1,ltc1Sampler,ltc2,ltc2Sampler,viewDirectionW,vNormal,vPosition,lightCenter,halfWidth,halfHeight,roughness);\n#ifdef SPECULARTERM\nresult.areaLightFresnel=data.Fresnel;result.areaLightSpecular=data.Specular;\n#endif\nresult.areaLightDiffuse+=data.Diffuse;return result;}\n#endif\n");const o="pbrDirectLightingFalloffFunctions";e.IncludesShadersStoreWGSL[o]||(e.IncludesShadersStoreWGSL[o]="fn computeDistanceLightFalloff_Standard(lightOffset: vec3f,range: f32)->f32\n{return max(0.,1.0-length(lightOffset)/range);}\nfn computeDistanceLightFalloff_Physical(lightDistanceSquared: f32)->f32\n{return 1.0/maxEps(lightDistanceSquared);}\nfn computeDistanceLightFalloff_GLTF(lightDistanceSquared: f32,inverseSquaredRange: f32)->f32\n{var lightDistanceFalloff: f32=1.0/maxEps(lightDistanceSquared);var factor: f32=lightDistanceSquared*inverseSquaredRange;var attenuation: f32=saturate(1.0-factor*factor);attenuation*=attenuation;lightDistanceFalloff*=attenuation;return lightDistanceFalloff;}\nfn computeDirectionalLightFalloff_IES(lightDirection: vec3f,directionToLightCenterW: vec3f,iesLightTexture: texture_2d<f32>,iesLightTextureSampler: sampler)->f32\n{var cosAngle: f32=dot(-lightDirection,directionToLightCenterW);var angle=acos(cosAngle)/PI;return textureSampleLevel(iesLightTexture,iesLightTextureSampler,vec2f(angle,0),0.).r;}\nfn computeDistanceLightFalloff(lightOffset: vec3f,lightDistanceSquared: f32,range: f32,inverseSquaredRange: f32)->f32\n{\n#ifdef USEPHYSICALLIGHTFALLOFF\nreturn computeDistanceLightFalloff_Physical(lightDistanceSquared);\n#elif defined(USEGLTFLIGHTFALLOFF)\nreturn computeDistanceLightFalloff_GLTF(lightDistanceSquared,inverseSquaredRange);\n#else\nreturn computeDistanceLightFalloff_Standard(lightOffset,range);\n#endif\n}\nfn computeDirectionalLightFalloff_Standard(lightDirection: vec3f,directionToLightCenterW: vec3f,cosHalfAngle: f32,exponent: f32)->f32\n{var falloff: f32=0.0;var cosAngle: f32=maxEps(dot(-lightDirection,directionToLightCenterW));if (cosAngle>=cosHalfAngle)\n{falloff=max(0.,pow(cosAngle,exponent));}\nreturn falloff;}\nfn computeDirectionalLightFalloff_Physical(lightDirection: vec3f,directionToLightCenterW: vec3f,cosHalfAngle: f32)->f32\n{const kMinusLog2ConeAngleIntensityRatio: f32=6.64385618977; \nvar concentrationKappa: f32=kMinusLog2ConeAngleIntensityRatio/(1.0-cosHalfAngle);var lightDirectionSpreadSG: vec4f= vec4f(-lightDirection*concentrationKappa,-concentrationKappa);var falloff: f32=exp2(dot( vec4f(directionToLightCenterW,1.0),lightDirectionSpreadSG));return falloff;}\nfn computeDirectionalLightFalloff_GLTF(lightDirection: vec3f,directionToLightCenterW: vec3f,lightAngleScale: f32,lightAngleOffset: f32)->f32\n{var cd: f32=dot(-lightDirection,directionToLightCenterW);var falloff: f32=saturate(cd*lightAngleScale+lightAngleOffset);falloff*=falloff;return falloff;}\nfn computeDirectionalLightFalloff(lightDirection: vec3f,directionToLightCenterW: vec3f,cosHalfAngle: f32,exponent: f32,lightAngleScale: f32,lightAngleOffset: f32)->f32\n{\n#ifdef USEPHYSICALLIGHTFALLOFF\nreturn computeDirectionalLightFalloff_Physical(lightDirection,directionToLightCenterW,cosHalfAngle);\n#elif defined(USEGLTFLIGHTFALLOFF)\nreturn computeDirectionalLightFalloff_GLTF(lightDirection,directionToLightCenterW,lightAngleScale,lightAngleOffset);\n#else\nreturn computeDirectionalLightFalloff_Standard(lightDirection,directionToLightCenterW,cosHalfAngle,exponent);\n#endif\n}");const c="pbrDirectLightingFunctions";e.IncludesShadersStoreWGSL[c]||(e.IncludesShadersStoreWGSL[c]="#define CLEARCOATREFLECTANCE90 1.0\nstruct lightingInfo\n{diffuse: vec3f,\n#ifdef SS_TRANSLUCENCY\ndiffuseTransmission: vec3f,\n#endif\n#ifdef SPECULARTERM\nspecular: vec3f,\n#endif\n#ifdef CLEARCOAT\nclearCoat: vec4f,\n#endif\n#ifdef SHEEN\nsheen: vec3f\n#endif\n};fn adjustRoughnessFromLightProperties(roughness: f32,lightRadius: f32,lightDistance: f32)->f32 {\n#if defined(USEPHYSICALLIGHTFALLOFF) || defined(USEGLTFLIGHTFALLOFF)\nvar lightRoughness: f32=lightRadius/lightDistance;var totalRoughness: f32=saturate(lightRoughness+roughness);return totalRoughness;\n#else\nreturn roughness;\n#endif\n}\nfn computeHemisphericDiffuseLighting(info: preLightingInfo,lightColor: vec3f,groundColor: vec3f)->vec3f {return mix(groundColor,lightColor,info.NdotL);}\n#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)\nfn computeAreaDiffuseLighting(info: preLightingInfo,lightColor: vec3f)->vec3f {return info.areaLightDiffuse*lightColor;}\n#endif\nfn computeDiffuseLighting(info: preLightingInfo,lightColor: vec3f)->vec3f {var diffuseTerm: vec3f=vec3f(1.0/PI);\n#if BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_LEGACY\ndiffuseTerm=vec3f(diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.roughness));\n#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_BURLEY\ndiffuseTerm=vec3f(diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.diffuseRoughness));\n#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_EON\nvar clampedAlbedo: vec3f=clamp(info.surfaceAlbedo,vec3f(0.1),vec3f(1.0));diffuseTerm=diffuseBRDF_EON(clampedAlbedo,info.diffuseRoughness,info.NdotL,info.NdotV,info.LdotV);diffuseTerm/=clampedAlbedo;\n#endif\nreturn diffuseTerm*info.attenuation*info.NdotL*lightColor;}\nfn computeProjectionTextureDiffuseLighting(projectionLightTexture: texture_2d<f32>,projectionLightSampler: sampler,textureProjectionMatrix: mat4x4f,posW: vec3f)->vec3f{var strq: vec4f=textureProjectionMatrix* vec4f(posW,1.0);strq/=strq.w;var textureColor: vec3f=textureSample(projectionLightTexture,projectionLightSampler,strq.xy).rgb;return toLinearSpaceVec3(textureColor);}\n#ifdef SS_TRANSLUCENCY\nfn computeDiffuseTransmittedLighting(info: preLightingInfo,lightColor: vec3f,transmittance: vec3f)->vec3f {var transmittanceNdotL=vec3f(0.0);var NdotL: f32=absEps(info.NdotLUnclamped);\n#ifndef SS_TRANSLUCENCY_LEGACY\nif (info.NdotLUnclamped<0.0) {\n#endif\nvar wrapNdotL: f32=computeWrappedDiffuseNdotL(NdotL,0.02);var trAdapt: f32=step(0.,info.NdotLUnclamped);transmittanceNdotL=mix(transmittance*wrapNdotL, vec3f(wrapNdotL),trAdapt);\n#ifndef SS_TRANSLUCENCY_LEGACY\n}\nvar diffuseTerm : vec3f=vec3f(1.0/PI);\n#if BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_LEGACY\ndiffuseTerm=vec3f(diffuseBRDF_Burley(\ninfo.NdotL,info.NdotV,info.VdotH,info.roughness));\n#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_BURLEY\ndiffuseTerm=vec3f(diffuseBRDF_Burley(\ninfo.NdotL,info.NdotV,info.VdotH,info.diffuseRoughness));\n#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_EON\nvar clampedAlbedo: vec3f=clamp(info.surfaceAlbedo,vec3f(0.1),vec3f(1.0));diffuseTerm=diffuseBRDF_EON(clampedAlbedo,info.diffuseRoughness,\ninfo.NdotL,info.NdotV,info.LdotV);diffuseTerm/=clampedAlbedo;\n#endif\nreturn (transmittanceNdotL*diffuseTerm)*info.attenuation*lightColor;\n#else\nlet diffuseTerm=diffuseBRDF_Burley(NdotL,info.NdotV,info.VdotH,info.roughness);return diffuseTerm*transmittanceNdotL*info.attenuation*lightColor;\n#endif\n}\n#endif\n#ifdef SPECULARTERM\nfn computeSpecularLighting(info: preLightingInfo,N: vec3f,reflectance0: vec3f,fresnel: vec3f,geometricRoughnessFactor: f32,lightColor: vec3f)->vec3f {var NdotH: f32=saturateEps(dot(N,info.H));var roughness: f32=max(info.roughness,geometricRoughnessFactor);var alphaG: f32=convertRoughnessToAverageSlope(roughness);\n#ifdef IRIDESCENCE\nfresnel=mix(fresnel,reflectance0,info.iridescenceIntensity);\n#endif\nvar distribution: f32=normalDistributionFunction_TrowbridgeReitzGGX(NdotH,alphaG);\n#ifdef BRDF_V_HEIGHT_CORRELATED\nvar smithVisibility: f32=smithVisibility_GGXCorrelated(info.NdotL,info.NdotV,alphaG);\n#else\nvar smithVisibility: f32=smithVisibility_TrowbridgeReitzGGXFast(info.NdotL,info.NdotV,alphaG);\n#endif\nvar specTerm: vec3f=fresnel*distribution*smithVisibility;return specTerm*info.attenuation*info.NdotL*lightColor;}\n#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)\nfn computeAreaSpecularLighting(info: preLightingInfo,specularColor: vec3f,reflectance0: vec3f,reflectance90: vec3f)->vec3f {var fresnel:vec3f =reflectance0*specularColor*info.areaLightFresnel.x+( vec3f( 1.0 )-specularColor )*info.areaLightFresnel.y*reflectance90;return specularColor*fresnel*info.areaLightSpecular;}\n#endif\n#endif\n#ifdef ANISOTROPIC\nfn computeAnisotropicSpecularLighting(info: preLightingInfo,V: vec3f,N: vec3f,T: vec3f,B: vec3f,anisotropy: f32,reflectance0: vec3f,reflectance90: vec3f,geometricRoughnessFactor: f32,lightColor: vec3f)->vec3f {var NdotH: f32=saturateEps(dot(N,info.H));var TdotH: f32=dot(T,info.H);var BdotH: f32=dot(B,info.H);var TdotV: f32=dot(T,V);var BdotV: f32=dot(B,V);var TdotL: f32=dot(T,info.L);var BdotL: f32=dot(B,info.L);var alphaG: f32=convertRoughnessToAverageSlope(info.roughness);var alphaTB: vec2f=getAnisotropicRoughness(alphaG,anisotropy);alphaTB=max(alphaTB,vec2f(geometricRoughnessFactor*geometricRoughnessFactor));var fresnel: vec3f=fresnelSchlickGGXVec3(info.VdotH,reflectance0,reflectance90);\n#ifdef IRIDESCENCE\nfresnel=mix(fresnel,reflectance0,info.iridescenceIntensity);\n#endif\nvar distribution: f32=normalDistributionFunction_BurleyGGX_Anisotropic(NdotH,TdotH,BdotH,alphaTB);var smithVisibility: f32=smithVisibility_GGXCorrelated_Anisotropic(info.NdotL,info.NdotV,TdotV,BdotV,TdotL,BdotL,alphaTB);var specTerm: vec3f=fresnel*distribution*smithVisibility;return specTerm*info.attenuation*info.NdotL*lightColor;}\n#endif\n#ifdef CLEARCOAT\nfn computeClearCoatLighting(info: preLightingInfo,Ncc: vec3f,geometricRoughnessFactor: f32,clearCoatIntensity: f32,lightColor: vec3f)->vec4f {var NccdotL: f32=saturateEps(dot(Ncc,info.L));var NccdotH: f32=saturateEps(dot(Ncc,info.H));var clearCoatRoughness: f32=max(info.roughness,geometricRoughnessFactor);var alphaG: f32=convertRoughnessToAverageSlope(clearCoatRoughness);var fresnel: f32=fresnelSchlickGGX(info.VdotH,uniforms.vClearCoatRefractionParams.x,CLEARCOATREFLECTANCE90);fresnel*=clearCoatIntensity;var distribution: f32=normalDistributionFunction_TrowbridgeReitzGGX(NccdotH,alphaG);var kelemenVisibility: f32=visibility_Kelemen(info.VdotH);var clearCoatTerm: f32=fresnel*distribution*kelemenVisibility;return vec4f(\nclearCoatTerm*info.attenuation*NccdotL*lightColor,\n1.0-fresnel\n);}\nfn computeClearCoatLightingAbsorption(NdotVRefract: f32,L: vec3f,Ncc: vec3f,clearCoatColor: vec3f,clearCoatThickness: f32,clearCoatIntensity: f32)->vec3f {var LRefract: vec3f=-refract(L,Ncc,uniforms.vClearCoatRefractionParams.y);var NdotLRefract: f32=saturateEps(dot(Ncc,LRefract));var absorption: vec3f=computeClearCoatAbsorption(NdotVRefract,NdotLRefract,clearCoatColor,clearCoatThickness,clearCoatIntensity);return absorption;}\n#endif\n#ifdef SHEEN\nfn computeSheenLighting(info: preLightingInfo,N: vec3f,reflectance0: vec3f,reflectance90: vec3f,geometricRoughnessFactor: f32,lightColor: vec3f)->vec3f {var NdotH: f32=saturateEps(dot(N,info.H));var roughness: f32=max(info.roughness,geometricRoughnessFactor);var alphaG: f32=convertRoughnessToAverageSlope(roughness);var fresnel: f32=1.;var distribution: f32=normalDistributionFunction_CharlieSheen(NdotH,alphaG);/*#ifdef SHEEN_SOFTER\nvar visibility: f32=visibility_CharlieSheen(info.NdotL,info.NdotV,alphaG);\n#else */\nvar visibility: f32=visibility_Ashikhmin(info.NdotL,info.NdotV);/* #endif */\nvar sheenTerm: f32=fresnel*distribution*visibility;return sheenTerm*info.attenuation*info.NdotL*lightColor;}\n#endif\n");const l="pbrIBLFunctions";e.IncludesShadersStoreWGSL[l]||(e.IncludesShadersStoreWGSL[l]="#if defined(REFLECTION) || defined(SS_REFRACTION)\nfn getLodFromAlphaG(cubeMapDimensionPixels: f32,microsurfaceAverageSlope: f32)->f32 {var microsurfaceAverageSlopeTexels: f32=cubeMapDimensionPixels*microsurfaceAverageSlope;var lod: f32=log2(microsurfaceAverageSlopeTexels);return lod;}\nfn getLinearLodFromRoughness(cubeMapDimensionPixels: f32,roughness: f32)->f32 {var lod: f32=log2(cubeMapDimensionPixels)*roughness;return lod;}\n#endif\n#if defined(ENVIRONMENTBRDF) && defined(RADIANCEOCCLUSION)\nfn environmentRadianceOcclusion(ambientOcclusion: f32,NdotVUnclamped: f32)->f32 {var temp: f32=NdotVUnclamped+ambientOcclusion;return saturate(temp*temp-1.0+ambientOcclusion);}\n#endif\n#if defined(ENVIRONMENTBRDF) && defined(HORIZONOCCLUSION)\nfn environmentHorizonOcclusion(view: vec3f,normal: vec3f,geometricNormal: vec3f)->f32 {var reflection: vec3f=reflect(view,normal);var temp: f32=saturate(1.0+1.1*dot(reflection,geometricNormal));return temp*temp;}\n#endif\n#if defined(LODINREFLECTIONALPHA) || defined(SS_LODINREFRACTIONALPHA)\nfn UNPACK_LOD(x: f32)->f32 {return (1.0-x)*255.0;}\nfn getLodFromAlphaGNdotV(cubeMapDimensionPixels: f32,alphaG: f32,NdotV: f32)->f32 {var microsurfaceAverageSlope: f32=alphaG;microsurfaceAverageSlope*=sqrt(abs(NdotV));return getLodFromAlphaG(cubeMapDimensionPixels,microsurfaceAverageSlope);}\n#endif\n");const d="pbrBlockAlbedoOpacity";e.IncludesShadersStoreWGSL[d]||(e.IncludesShadersStoreWGSL[d]="struct albedoOpacityOutParams\n{surfaceAlbedo: vec3f,\nalpha: f32};\n#define pbr_inline\nfn albedoOpacityBlock(\nvAlbedoColor: vec4f\n#ifdef ALBEDO\n,albedoTexture: vec4f\n,albedoInfos: vec2f\n#endif\n,baseWeight: f32\n#ifdef BASE_WEIGHT\n,baseWeightTexture: vec4f\n,vBaseWeightInfos: vec2f\n#endif\n#ifdef OPACITY\n,opacityMap: vec4f\n,vOpacityInfos: vec2f\n#endif\n#ifdef DETAIL\n,detailColor: vec4f\n,vDetailInfos: vec4f\n#endif\n#ifdef DECAL\n,decalColor: vec4f\n,vDecalInfos: vec4f\n#endif\n)->albedoOpacityOutParams\n{var outParams: albedoOpacityOutParams;var surfaceAlbedo: vec3f=vAlbedoColor.rgb;var alpha: f32=vAlbedoColor.a;\n#ifdef ALBEDO\n#if defined(ALPHAFROMALBEDO) || defined(ALPHATEST)\nalpha*=albedoTexture.a;\n#endif\n#ifdef GAMMAALBEDO\nsurfaceAlbedo*=toLinearSpaceVec3(albedoTexture.rgb);\n#else\nsurfaceAlbedo*=albedoTexture.rgb;\n#endif\nsurfaceAlbedo*=albedoInfos.y;\n#endif\n#ifndef DECAL_AFTER_DETAIL\n#include<decalFragment>\n#endif\n#if defined(VERTEXCOLOR) || defined(INSTANCESCOLOR) && defined(INSTANCES)\nsurfaceAlbedo*=fragmentInputs.vColor.rgb;\n#endif\n#ifdef DETAIL\nvar detailAlbedo: f32=2.0*mix(0.5,detailColor.r,vDetailInfos.y);surfaceAlbedo=surfaceAlbedo.rgb*detailAlbedo*detailAlbedo; \n#endif\n#ifdef DECAL_AFTER_DETAIL\n#include<decalFragment>\n#endif\n#define CUSTOM_FRAGMENT_UPDATE_ALBEDO\nsurfaceAlbedo*=baseWeight;\n#ifdef BASE_WEIGHT\nsurfaceAlbedo*=baseWeightTexture.r;\n#endif\n#ifdef OPACITY\n#ifdef OPACITYRGB\nalpha=getLuminance(opacityMap.rgb);\n#else\nalpha*=opacityMap.a;\n#endif\nalpha*=vOpacityInfos.y;\n#endif\n#if defined(VERTEXALPHA) || defined(INSTANCESCOLOR) && defined(INSTANCES)\nalpha*=fragmentInputs.vColor.a;\n#endif\n#if !defined(SS_LINKREFRACTIONTOTRANSPARENCY) && !defined(ALPHAFRESNEL)\n#ifdef ALPHATEST\n#if DEBUGMODE != 88\nif (alpha<ALPHATESTVALUE) {discard;}\n#endif\n#ifndef ALPHABLEND\nalpha=1.0;\n#endif\n#endif\n#endif\noutParams.surfaceAlbedo=surfaceAlbedo;outParams.alpha=alpha;return outParams;}\n");const s="pbrBlockReflectivity";e.IncludesShadersStoreWGSL[s]||(e.IncludesShadersStoreWGSL[s]="struct reflectivityOutParams\n{microSurface: f32,\nroughness: f32,\ndiffuseRoughness: f32,\nreflectanceF0: f32,\nreflectanceF90: vec3f,\ncolorReflectanceF0: vec3f,\ncolorReflectanceF90: vec3f,\n#ifdef METALLICWORKFLOW\nsurfaceAlbedo: vec3f,\nmetallic: f32,\nspecularWeight: f32,\ndielectricColorF0: vec3f,\n#endif\n#if defined(METALLICWORKFLOW) && defined(REFLECTIVITY) && defined(AOSTOREINMETALMAPRED)\nambientOcclusionColor: vec3f,\n#endif\n#if DEBUGMODE>0\n#ifdef METALLICWORKFLOW\n#ifdef REFLECTIVITY\nsurfaceMetallicColorMap: vec4f,\n#endif\nmetallicF0: vec3f,\n#else\n#ifdef REFLECTIVITY\nsurfaceReflectivityColorMap: vec4f,\n#endif\n#endif\n#endif\n};\n#define pbr_inline\nfn reflectivityBlock(\nreflectivityColor: vec4f\n#ifdef METALLICWORKFLOW\n,surfaceAlbedo: vec3f\n,metallicReflectanceFactors: vec4f\n#endif\n,baseDiffuseRoughness: f32\n#ifdef BASE_DIFFUSE_ROUGHNESS\n,baseDiffuseRoughnessTexture: f32\n,baseDiffuseRoughnessInfos: vec2f\n#endif\n#ifdef REFLECTIVITY\n,reflectivityInfos: vec3f\n,surfaceMetallicOrReflectivityColorMap: vec4f\n#endif\n#if defined(METALLICWORKFLOW) && defined(REFLECTIVITY) && defined(AOSTOREINMETALMAPRED)\n,ambientOcclusionColorIn: vec3f\n#endif\n#ifdef MICROSURFACEMAP\n,microSurfaceTexel: vec4f\n#endif\n#ifdef DETAIL\n,detailColor: vec4f\n,vDetailInfos: vec4f\n#endif\n)->reflectivityOutParams\n{var outParams: reflectivityOutParams;var microSurface: f32=reflectivityColor.a;var surfaceReflectivityColor: vec3f=reflectivityColor.rgb;\n#ifdef METALLICWORKFLOW\nvar metallicRoughness: vec2f=surfaceReflectivityColor.rg;var ior: f32=surfaceReflectivityColor.b;\n#ifdef REFLECTIVITY\n#if DEBUGMODE>0\noutParams.surfaceMetallicColorMap=surfaceMetallicOrReflectivityColorMap;\n#endif\n#ifdef AOSTOREINMETALMAPRED\nvar aoStoreInMetalMap: vec3f= vec3f(surfaceMetallicOrReflectivityColorMap.r,surfaceMetallicOrReflectivityColorMap.r,surfaceMetallicOrReflectivityColorMap.r);outParams.ambientOcclusionColor=mix(ambientOcclusionColorIn,aoStoreInMetalMap,reflectivityInfos.z);\n#endif\n#ifdef METALLNESSSTOREINMETALMAPBLUE\nmetallicRoughness.r*=surfaceMetallicOrReflectivityColorMap.b;\n#else\nmetallicRoughness.r*=surfaceMetallicOrReflectivityColorMap.r;\n#endif\n#ifdef ROUGHNESSSTOREINMETALMAPALPHA\nmetallicRoughness.g*=surfaceMetallicOrReflectivityColorMap.a;\n#else\n#ifdef ROUGHNESSSTOREINMETALMAPGREEN\nmetallicRoughness.g*=surfaceMetallicOrReflectivityColorMap.g;\n#endif\n#endif\n#endif\n#ifdef DETAIL\nvar detailRoughness: f32=mix(0.5,detailColor.b,vDetailInfos.w);var loLerp: f32=mix(0.,metallicRoughness.g,detailRoughness*2.);var hiLerp: f32=mix(metallicRoughness.g,1.,(detailRoughness-0.5)*2.);metallicRoughness.g=mix(loLerp,hiLerp,step(detailRoughness,0.5));\n#endif\n#ifdef MICROSURFACEMAP\nmetallicRoughness.g*=microSurfaceTexel.r;\n#endif\n#define CUSTOM_FRAGMENT_UPDATE_METALLICROUGHNESS\nmicroSurface=1.0-metallicRoughness.g;var baseColor: vec3f=surfaceAlbedo;outParams.metallic=metallicRoughness.r;outParams.specularWeight=metallicReflectanceFactors.a;var dielectricF0 : f32=reflectivityColor.a*outParams.specularWeight;surfaceReflectivityColor=metallicReflectanceFactors.rgb;\n#if DEBUGMODE>0\noutParams.metallicF0=dielectricF0*surfaceReflectivityColor;\n#endif\n#ifdef LEGACY_SPECULAR_ENERGY_CONSERVATION\noutParams.surfaceAlbedo=baseColor.rgb*(vec3f(1.0)-vec3f(dielectricF0)*surfaceReflectivityColor)*(1.0-outParams.metallic);\n#else\noutParams.surfaceAlbedo=baseColor.rgb;\n#endif\n#ifdef LEGACY_SPECULAR_ENERGY_CONSERVATION\n{let reflectivityColor: vec3f=mix(dielectricF0*surfaceReflectivityColor,baseColor.rgb,outParams.metallic);outParams.reflectanceF0=max(reflectivityColor.r,max(reflectivityColor.g,reflectivityColor.b));}\n#else\n#if DIELECTRIC_SPECULAR_MODEL==DIELECTRIC_SPECULAR_MODEL_GLTF\nlet maxF0: f32=max(surfaceReflectivityColor.r,max(surfaceReflectivityColor.g,surfaceReflectivityColor.b));outParams.reflectanceF0=mix(dielectricF0*maxF0,1.0f,outParams.metallic);\n#else\noutParams.reflectanceF0=mix(dielectricF0,1.0,outParams.metallic);\n#endif\n#endif\n#ifdef LEGACY_SPECULAR_ENERGY_CONSERVATION\noutParams.reflectanceF90=vec3(outParams.specularWeight);var f90Scale: f32=1.0;\n#else\nvar f90Scale: f32=clamp(2.0*(ior-1.0),0.0,1.0);outParams.reflectanceF90=vec3(mix(\noutParams.specularWeight*f90Scale,1.0,outParams.metallic));\n#endif\noutParams.dielectricColorF0=vec3f(dielectricF0*surfaceReflectivityColor);var metallicColorF0: vec3f=baseColor.rgb;outParams.colorReflectanceF0=mix(outParams.dielectricColorF0,metallicColorF0,outParams.metallic);\n#if (DIELECTRIC_SPECULAR_MODEL==DIELECTRIC_SPECULAR_MODEL_OPENPBR)\nlet dielectricColorF90\n: vec3f=surfaceReflectivityColor *\nvec3f(outParams.specularWeight*f90Scale);\n#else\nlet dielectricColorF90\n: vec3f=vec3f(outParams.specularWeight*f90Scale);\n#endif\n#if (CONDUCTOR_SPECULAR_MODEL==CONDUCTOR_SPECULAR_MODEL_OPENPBR)\nlet conductorColorF90: vec3f=surfaceReflectivityColor;\n#else\n#ifdef LEGACY_SPECULAR_ENERGY_CONSERVATION\nlet conductorColorF90: vec3f=outParams.reflectanceF90;\n#else\nlet conductorColorF90: vec3f=vec3f(1.0f);\n#endif\n#endif\noutParams.colorReflectanceF90=mix(dielectricColorF90,conductorColorF90,outParams.metallic);\n#else\n#ifdef REFLECTIVITY\nsurfaceReflectivityColor*=surfaceMetallicOrReflectivityColorMap.rgb;\n#if DEBUGMODE>0\noutParams.surfaceReflectivityColorMap=surfaceMetallicOrReflectivityColorMap;\n#endif\n#ifdef MICROSURFACEFROMREFLECTIVITYMAP\nmicroSurface*=surfaceMetallicOrReflectivityColorMap.a;microSurface*=reflectivityInfos.z;\n#else\n#ifdef MICROSURFACEAUTOMATIC\nmicroSurface*=computeDefaultMicroSurface(microSurface,surfaceReflectivityColor);\n#endif\n#ifdef MICROSURFACEMAP\nmicroSurface*=microSurfaceTexel.r;\n#endif\n#define CUSTOM_FRAGMENT_UPDATE_MICROSURFACE\n#endif\n#endif\noutParams.colorReflectanceF0=surfaceReflectivityColor;outParams.reflectanceF0=max(surfaceReflectivityColor.r,max(surfaceReflectivityColor.g,surfaceReflectivityColor.b));outParams.reflectanceF90=vec3f(1.0);\n#if (DIELECTRIC_SPECULAR_MODEL==DIELECTRIC_SPECULAR_MODEL_OPENPBR)\noutParams.colorReflectanceF90=surfaceReflectivityColor;\n#else\noutParams.colorReflectanceF90=vec3(1.0);\n#endif\n#endif\nmicroSurface=saturate(microSurface);var roughness: f32=1.-microSurface;var diffuseRoughness: f32=baseDiffuseRoughness;\n#ifdef BASE_DIFFUSE_ROUGHNESS\ndiffuseRoughness*=baseDiffuseRoughnessTexture*baseDiffuseRoughnessInfos.y;\n#endif\noutParams.microSurface=microSurface;outParams.roughness=roughness;outParams.diffuseRoughness=diffuseRoughness;return outParams;}\n");const E="pbrBlockAmbientOcclusion";e.IncludesShadersStoreWGSL[E]||(e.IncludesShadersStoreWGSL[E]="struct ambientOcclusionOutParams\n{ambientOcclusionColor: vec3f,\n#if DEBUGMODE>0 && defined(AMBIENT)\nambientOcclusionColorMap: vec3f\n#endif\n};\n#define pbr_inline\nfn ambientOcclusionBlock(\n#ifdef AMBIENT\nambientOcclusionColorMap_: vec3f,\nvAmbientInfos: vec4f\n#endif\n)->ambientOcclusionOutParams\n{ \nvar outParams: ambientOcclusionOutParams;var ambientOcclusionColor: vec3f= vec3f(1.,1.,1.);\n#ifdef AMBIENT\nvar ambientOcclusionColorMap: vec3f=ambientOcclusionColorMap_*vAmbientInfos.y;\n#ifdef AMBIENTINGRAYSCALE\nambientOcclusionColorMap= vec3f(ambientOcclusionColorMap.r,ambientOcclusionColorMap.r,ambientOcclusionColorMap.r);\n#endif\nambientOcclusionColor=mix(ambientOcclusionColor,ambientOcclusionColorMap,vAmbientInfos.z);\n#if DEBUGMODE>0\noutParams.ambientOcclusionColorMap=ambientOcclusionColorMap;\n#endif\n#endif\noutParams.ambientOcclusionColor=ambientOcclusionColor;return outParams;}\n");const m="pbrBlockAlphaFresnel";e.IncludesShadersStoreWGSL[m]||(e.IncludesShadersStoreWGSL[m]="#ifdef ALPHAFRESNEL\n#if defined(ALPHATEST) || defined(ALPHABLEND)\nstruct alphaFresnelOutParams\n{alpha: f32};fn faceforward(N: vec3<f32>,I: vec3<f32>,Nref: vec3<f32>)->vec3<f32> {return select(N,-N,dot(Nref,I)>0.0);}\n#define pbr_inline\nfn alphaFresnelBlock(\nnormalW: vec3f,\nviewDirectionW: vec3f,\nalpha: f32,\nmicroSurface: f32\n)->alphaFresnelOutParams\n{var outParams: alphaFresnelOutParams;var opacityPerceptual: f32=alpha;\n#ifdef LINEARALPHAFRESNEL\nvar opacity0: f32=opacityPerceptual;\n#else\nvar opacity0: f32=opacityPerceptual*opacityPerceptual;\n#endif\nvar opacity90: f32=fresnelGrazingReflectance(opacity0);var normalForward: vec3f=faceforward(normalW,-viewDirectionW,normalW);outParams.alpha=getReflectanceFromAnalyticalBRDFLookup_Jones(saturate(dot(viewDirectionW,normalForward)), vec3f(opacity0), vec3f(opacity90),sqrt(microSurface)).x;\n#ifdef ALPHATEST\nif (outParams.alpha<ALPHATESTVALUE) {discard;}\n#ifndef ALPHABLEND\noutParams.alpha=1.0;\n#endif\n#endif\nreturn outParams;}\n#endif\n#endif\n");const S="pbrBlockAnisotropic";e.IncludesShadersStoreWGSL[S]||(e.IncludesShadersStoreWGSL[S]="#ifdef ANISOTROPIC\nstruct anisotropicOutParams\n{anisotropy: f32,\nanisotropicTangent: vec3f,\nanisotropicBitangent: vec3f,\nanisotropicNormal: vec3f,\n#if DEBUGMODE>0 && defined(ANISOTROPIC_TEXTURE)\nanisotropyMapData: vec3f\n#endif\n};\n#define pbr_inline\nfn anisotropicBlock(\nvAnisotropy: vec3f,\nroughness: f32,\n#ifdef ANISOTROPIC_TEXTURE\nanisotropyMapData: vec3f,\n#endif\nTBN: mat3x3f,\nnormalW: vec3f,\nviewDirectionW: vec3f\n)->anisotropicOutParams\n{ \nvar outParams: anisotropicOutParams;var anisotropy: f32=vAnisotropy.b;var anisotropyDirection: vec3f= vec3f(vAnisotropy.xy,0.);\n#ifdef ANISOTROPIC_TEXTURE\nvar amd=anisotropyMapData.rg;anisotropy*=anisotropyMapData.b;\n#if DEBUGMODE>0\noutParams.anisotropyMapData=anisotropyMapData;\n#endif\namd=amd*2.0-1.0;\n#ifdef ANISOTROPIC_LEGACY\nanisotropyDirection=vec3f(anisotropyDirection.xy*amd,anisotropyDirection.z);\n#else\nanisotropyDirection=vec3f(mat2x2f(anisotropyDirection.x,anisotropyDirection.y,-anisotropyDirection.y,anisotropyDirection.x)*normalize(amd),anisotropyDirection.z);\n#endif\n#endif\nvar anisoTBN: mat3x3f= mat3x3f(normalize(TBN[0]),normalize(TBN[1]),normalize(TBN[2]));var anisotropicTangent: vec3f=normalize(anisoTBN*anisotropyDirection);var anisotropicBitangent: vec3f=normalize(cross(anisoTBN[2],anisotropicTangent));outParams.anisotropy=anisotropy;outParams.anisotropicTangent=anisotropicTangent;outParams.anisotropicBitangent=anisotropicBitangent;outParams.anisotropicNormal=getAnisotropicBentNormals(anisotropicTangent,anisotropicBitangent,normalW,viewDirectionW,anisotropy,roughness);return outParams;}\n#endif\n");const R="pbrBlockReflection";e.IncludesShadersStoreWGSL[R]||(e.IncludesShadersStoreWGSL[R]="#ifdef REFLECTION\nstruct reflectionOutParams\n{environmentRadiance: vec4f\n,environmentIrradiance: vec3f\n#ifdef REFLECTIONMAP_3D\n,reflectionCoords: vec3f\n#else\n,reflectionCoords: vec2f\n#endif\n#ifdef SS_TRANSLUCENCY\n#ifdef USESPHERICALFROMREFLECTIONMAP\n#if !defined(NORMAL) || !defined(USESPHERICALINVERTEX)\n,irradianceVector: vec3f\n#endif\n#endif\n#endif\n};\n#define pbr_inline\n#ifdef REFLECTIONMAP_3D\nfn createReflectionCoords(\nvPositionW: vec3f,\nnormalW: vec3f,\n#ifdef ANISOTROPIC\nanisotropicOut: anisotropicOutParams,\n#endif\n)->vec3f\n{var reflectionCoords: vec3f;\n#else\nfn createReflectionCoords(\nvPositionW: vec3f,\nnormalW: vec3f,\n#ifdef ANISOTROPIC\nanisotropicOut: anisotropicOutParams,\n#endif\n)->vec2f\n{ \nvar reflectionCoords: vec2f;\n#endif\n#ifdef ANISOTROPIC\nvar reflectionVector: vec3f=computeReflectionCoords( vec4f(vPositionW,1.0),anisotropicOut.anisotropicNormal);\n#else\nvar reflectionVector: vec3f=computeReflectionCoords( vec4f(vPositionW,1.0),normalW);\n#endif\n#ifdef REFLECTIONMAP_OPPOSITEZ\nreflectionVector.z*=-1.0;\n#endif\n#ifdef REFLECTIONMAP_3D\nreflectionCoords=reflectionVector;\n#else\nreflectionCoords=reflectionVector.xy;\n#ifdef REFLECTIONMAP_PROJECTION\nreflectionCoords/=reflectionVector.z;\n#endif\nreflectionCoords.y=1.0-reflectionCoords.y;\n#endif\nreturn reflectionCoords;}\n#define pbr_inline\nfn sampleReflectionTexture(\nalphaG: f32\n,vReflectionMicrosurfaceInfos: vec3f\n,vReflectionInfos: vec2f\n,vReflectionColor: vec3f\n#if defined(LODINREFLECTIONALPHA) && !defined(REFLECTIONMAP_SKYBOX)\n,NdotVUnclamped: f32\n#endif\n#ifdef LINEARSPECULARREFLECTION\n,roughness: f32\n#endif\n#ifdef REFLECTIONMAP_3D\n,reflectionSampler: texture_cube<f32>\n,reflectionSamplerSampler: sampler\n,reflectionCoords: vec3f\n#else\n,reflectionSampler: texture_2d<f32>\n,reflectionSamplerSampler: sampler\n,reflectionCoords: vec2f\n#endif\n#ifndef LODBASEDMICROSFURACE\n#ifdef REFLECTIONMAP_3D\n,reflectionLowSampler: texture_cube<f32>\n,reflectionLowSamplerSampler: sampler\n,reflectionHighSampler: texture_cube<f32>\n,reflectionHighSamplerSampler: sampler\n#else\n,reflectionLowSampler: texture_2d<f32>\n,reflectionLowSamplerSampler: sampler\n,reflectionHighSampler: texture_2d<f32>\n,reflectionHighSamplerSampler: sampler\n#endif\n#endif\n#ifdef REALTIME_FILTERING\n,vReflectionFilteringInfo: vec2f\n#endif \n)->vec4f\n{var environmentRadiance: vec4f;\n#if defined(LODINREFLECTIONALPHA) && !defined(REFLECTIONMAP_SKYBOX)\nvar reflectionLOD: f32=getLodFromAlphaGNdotV(vReflectionMicrosurfaceInfos.x,alphaG,NdotVUnclamped);\n#elif defined(LINEARSPECULARREFLECTION)\nvar reflectionLOD: f32=getLinearLodFromRoughness(vReflectionMicrosurfaceInfos.x,roughness);\n#else\nvar reflectionLOD: f32=getLodFromAlphaG(vReflectionMicrosurfaceInfos.x,alphaG);\n#endif\n#ifdef LODBASEDMICROSFURACE\nreflectionLOD=reflectionLOD*vReflectionMicrosurfaceInfos.y+vReflectionMicrosurfaceInfos.z;\n#ifdef LODINREFLECTIONALPHA\nvar automaticReflectionLOD: f32=UNPACK_LOD(textureSample(reflectionSampler,reflectionSamplerSampler,reflectionCoords).a);var requestedReflectionLOD: f32=max(automaticReflectionLOD,reflectionLOD);\n#else\nvar requestedReflectionLOD: f32=reflectionLOD;\n#endif\n#ifdef REALTIME_FILTERING\nenvironmentRadiance= vec4f(radiance(alphaG,reflectionSampler,reflectionSamplerSampler,reflectionCoords,vReflectionFilteringInfo),1.0);\n#else\nenvironmentRadiance=textureSampleLevel(reflectionSampler,reflectionSamplerSampler,reflectionCoords,reflectionLOD);\n#endif\n#else\nvar lodReflectionNormalized: f32=saturate(reflectionLOD/log2(vReflectionMicrosurfaceInfos.x));var lodReflectionNormalizedDoubled: f32=lodReflectionNormalized*2.0;var environmentMid: vec4f=textureSample(reflectionSampler,reflectionSamplerSampler,reflectionCoords);if (lodReflectionNormalizedDoubled<1.0){environmentRadiance=mix(\ntextureSample(reflectionHighSampler,reflectionHighSamplerSampler,reflectionCoords),\nenvironmentMid,\nlodReflectionNormalizedDoubled\n);} else {environmentRadiance=mix(\nenvironmentMid,\ntextureSample(reflectionLowSampler,reflectionLowSamplerSampler,reflectionCoords),\nlodReflectionNormalizedDoubled-1.0\n);}\n#endif\nvar envRadiance=environmentRadiance.rgb;\n#ifdef RGBDREFLECTION\nenvRadiance=fromRGBD(environmentRadiance);\n#endif\n#ifdef GAMMAREFLECTION\nenvRadiance=toLinearSpaceVec3(environmentRadiance.rgb);\n#endif\nenvRadiance*=vReflectionInfos.x;envRadiance*=vReflectionColor.rgb;return vec4f(envRadiance,environmentRadiance.a);}\n#define pbr_inline\nfn reflectionBlock(\nvPositionW: vec3f\n,normalW: vec3f\n,alphaG: f32\n,vReflectionMicrosurfaceInfos: vec3f\n,vReflectionInfos: vec2f\n,vReflectionColor: vec3f\n#ifdef ANISOTROPIC\n,anisotropicOut: anisotropicOutParams\n#endif\n#if defined(LODINREFLECTIONALPHA) && !defined(REFLECTIONMAP_SKYBOX)\n,NdotVUnclamped: f32\n#endif\n#ifdef LINEARSPECULARREFLECTION\n,roughness: f32\n#endif\n#ifdef REFLECTIONMAP_3D\n,reflectionSampler: texture_cube<f32>\n,reflectionSamplerSampler: sampler\n#else\n,reflectionSampler: texture_2d<f32>\n,reflectionSamplerSampler: sampler\n#endif\n#if defined(NORMAL) && defined(USESPHERICALINVERTEX)\n,vEnvironmentIrradiance: vec3f\n#endif\n#if (defined(USESPHERICALFROMREFLECTIONMAP) && (!defined(NORMAL) || !defined(USESPHERICALINVERTEX))) || (defined(USEIRRADIANCEMAP) && defined(REFLECTIONMAP_3D))\n,reflectionMatrix: mat4x4f\n#endif\n#ifdef USEIRRADIANCEMAP\n#ifdef REFLECTIONMAP_3D\n,irradianceSampler: texture_cube<f32>\n,irradianceSamplerSampler: sampler \n#else\n,irradianceSampler: texture_2d<f32>\n,irradianceSamplerSampler: sampler \n#endif\n#ifdef USE_IRRADIANCE_DOMINANT_DIRECTION\n,reflectionDominantDirection: vec3f\n#endif\n#endif\n#ifndef LODBASEDMICROSFURACE\n#ifdef REFLECTIONMAP_3D\n,reflectionLowSampler: texture_cube<f32>\n,reflectionLowSamplerSampler: sampler \n,reflectionHighSampler: texture_cube<f32>\n,reflectionHighSamplerSampler: sampler \n#else\n,reflectionLowSampler: texture_2d<f32>\n,reflectionLowSamplerSampler: sampler \n,reflectionHighSampler: texture_2d<f32>\n,reflectionHighSamplerSampler: sampler \n#endif\n#endif\n#ifdef REALTIME_FILTERING\n,vReflectionFilteringInfo: vec2f\n#ifdef IBL_CDF_FILTERING\n,icdfSampler: texture_2d<f32>\n,icdfSamplerSampler: sampler\n#endif\n#endif\n,viewDirectionW: vec3f\n,diffuseRoughness: f32\n,surfaceAlbedo: vec3f\n)->reflectionOutParams\n{var outParams: reflectionOutParams;var environmentRadiance: vec4f= vec4f(0.,0.,0.,0.);\n#ifdef REFLECTIONMAP_3D\nvar reflectionCoords: vec3f= vec3f(0.);\n#else\nvar reflectionCoords: vec2f= vec2f(0.);\n#endif\nreflectionCoords=createReflectionCoords(\nvPositionW,\nnormalW,\n#ifdef ANISOTROPIC\nanisotropicOut,\n#endif \n);environmentRadiance=sampleReflectionTexture(\nalphaG\n,vReflectionMicrosurfaceInfos\n,vReflectionInfos\n,vReflectionColor\n#if defined(LODINREFLECTIONALPHA) && !defined(REFLECTIONMAP_SKYBOX)\n,NdotVUnclamped\n#endif\n#ifdef LINEARSPECULARREFLECTION\n,roughness\n#endif\n#ifdef REFLECTIONMAP_3D\n,reflectionSampler\n,reflectionSamplerSampler\n,reflectionCoords\n#else\n,reflectionSampler\n,reflectionSamplerSampler\n,reflectionCoords\n#endif\n#ifndef LODBASEDMICROSFURACE\n,reflectionLowSampler\n,reflectionLowSamplerSampler\n,reflectionHighSampler\n,reflectionHighSamplerSampler\n#endif\n#ifdef REALTIME_FILTERING\n,vReflectionFilteringInfo\n#endif \n);var environmentIrradiance: vec3f= vec3f(0.,0.,0.);\n#if (defined(USESPHERICALFROMREFLECTIONMAP) && (!defined(NORMAL) || !defined(USESPHERICALINVERTEX))) || (defined(USEIRRADIANCEMAP) && defined(REFLECTIONMAP_3D))\n#ifdef ANISOTROPIC\nvar irradianceVector: vec3f= (reflectionMatrix* vec4f(anisotropicOut.anisotropicNormal,0)).xyz;\n#else\nvar irradianceVector: vec3f= (reflectionMatrix* vec4f(normalW,0)).xyz;\n#endif\nvar irradianceView: vec3f= (reflectionMatrix* vec4f(viewDirectionW,0)).xyz;\n#if !defined(USE_IRRADIANCE_DOMINANT_DIRECTION) && !defined(REALTIME_FILTERING)\n#if BASE_DIFFUSE_MODEL != BRDF_DIFFUSE_MODEL_LAMBERT && BASE_DIFFUSE_MODEL != BRDF_DIFFUSE_MODEL_LEGACY\nvar NdotV: f32=max(dot(normalW,viewDirectionW),0.0);irradianceVector=mix(irradianceVector,irradianceView,(0.5*(1.0-NdotV))*diffuseRoughness);\n#endif\n#endif\n#ifdef REFLECTIONMAP_OPPOSITEZ\nirradianceVector.z*=-1.0;\n#endif\n#ifdef INVERTCUBICMAP\nirradianceVector.y*=-1.0;\n#endif\n#endif\n#ifdef USESPHERICALFROMREFLECTIONMAP\n#if defined(NORMAL) && defined(USESPHERICALINVERTEX)\nenvironmentIrradiance=vEnvironmentIrradiance;\n#else\n#if defined(REALTIME_FILTERING)\nenvironmentIrradiance=irradiance(reflectionSampler,reflectionSamplerSampler,irradianceVector,vReflectionFilteringInfo,diffuseRoughness,surfaceAlbedo,irradianceView\n#ifdef IBL_CDF_FILTERING\n,icdfSampler\n,icdfSamplerSampler\n#endif\n);\n#else\nenvironmentIrradiance=computeEnvironmentIrradiance(irradianceVector);\n#endif\n#ifdef SS_TRANSLUCENCY\noutParams.irradianceVector=irradianceVector;\n#endif\n#endif\n#elif defined(USEIRRADIANCEMAP)\n#ifdef REFLECTIONMAP_3D\nvar environmentIrradiance4: vec4f=textureSample(irradianceSampler,irradianceSamplerSampler,irradianceVector);\n#else\nvar environmentIrradiance4: vec4f=textureSample(irradianceSampler,irradianceSamplerSampler,reflectionCoords);\n#endif\n#ifdef USE_IRRADIANCE_DOMINANT_DIRECTION\nvar Ls: vec3f=normalize(reflectionDominantDirection);var NoL: f32=dot(irradianceVector,Ls);var NoV: f32=dot(irradianceVector,irradianceView);var diffuseRoughnessTerm: vec3f=vec3f(1.0);\n#if BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_EON\nvar LoV: f32=dot(Ls,irradianceView);var mag: f32=length(reflectionDominantDirection)*2.0f;var clampedAlbedo: vec3f=clamp(surfaceAlbedo,vec3f(0.1),vec3f(1.0));diffuseRoughnessTerm=diffuseBRDF_EON(clampedAlbedo,diffuseRoughness,NoL,NoV,LoV)*PI;diffuseRoughnessTerm=diffuseRoughnessTerm/clampedAlbedo;diffuseRoughnessTerm=mix(vec3f(1.0),diffuseRoughnessTerm,sqrt(clamp(mag*NoV,0.0,1.0f)));\n#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_BURLEY\nvar H: vec3f=(irradianceView+Ls)*0.5f;var VoH: f32=dot(irradianceView,H);diffuseRoughnessTerm=vec3f(diffuseBRDF_Burley(NoL,NoV,VoH,diffuseRoughness)*PI);\n#endif\nenvironmentIrradiance=environmentIrradiance4.rgb*diffuseRoughnessTerm;\n#else\nenvironmentIrradiance=environmentIrradiance4.rgb;\n#endif\n#ifdef RGBDREFLECTION\nenvironmentIrradiance=fromRGBD(environmentIrradiance4);\n#endif\n#ifdef GAMMAREFLECTION\nenvironmentIrradiance=toLinearSpaceVec3(environmentIrradiance.rgb);\n#endif\n#endif\nenvironmentIrradiance*=vReflectionColor.rgb*vReflectionInfos.x;\n#ifdef MIX_IBL_RADIANCE_WITH_IRRADIANCE\noutParams.environmentRadiance=vec4f(mix(environmentRadiance.rgb,environmentIrradiance,alphaG),environmentRadiance.a);\n#else\noutParams.environmentRadiance=environmentRadiance;\n#endif\noutParams.environmentIrradiance=environmentIrradiance;outParams.reflectionCoords=reflectionCoords;return outParams;}\n#endif\n");const u="pbrBlockSheen";e.IncludesShadersStoreWGSL[u]||(e.IncludesShadersStoreWGSL[u]="#ifdef SHEEN\nstruct sheenOutParams\n{sheenIntensity: f32\n,sheenColor: vec3f\n,sheenRoughness: f32\n#ifdef SHEEN_LINKWITHALBEDO\n,surfaceAlbedo: vec3f\n#endif\n#if defined(ENVIRONMENTBRDF) && defined(SHEEN_ALBEDOSCALING)\n,sheenAlbedoScaling: f32\n#endif\n#if defined(REFLECTION) && defined(ENVIRONMENTBRDF)\n,finalSheenRadianceScaled: vec3f\n#endif\n#if DEBUGMODE>0\n#ifdef S