{"ast":null,"code":"// Do not edit.\nimport { ShaderStore } from \"../../Engines/shaderStore.js\";\nconst name = \"pbrDirectLightingFunctions\";\nconst shader = `#define CLEARCOATREFLECTANCE90 1.0\nstruct lightingInfo\n{vec3 diffuse;\n#ifdef SPECULARTERM\nvec3 specular;\n#endif\n#ifdef CLEARCOAT\nvec4 clearCoat;\n#endif\n#ifdef SHEEN\nvec3 sheen;\n#endif\n};float adjustRoughnessFromLightProperties(float roughness,float lightRadius,float lightDistance) {\n#if defined(USEPHYSICALLIGHTFALLOFF) || defined(USEGLTFLIGHTFALLOFF)\nfloat lightRoughness=lightRadius/lightDistance;float totalRoughness=saturate(lightRoughness+roughness);return totalRoughness;\n#else\nreturn roughness;\n#endif\n}\nvec3 computeHemisphericDiffuseLighting(preLightingInfo info,vec3 lightColor,vec3 groundColor) {return mix(groundColor,lightColor,info.NdotL);}\nvec3 computeDiffuseLighting(preLightingInfo info,vec3 lightColor) {float diffuseTerm=diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.roughness);return diffuseTerm*info.attenuation*info.NdotL*lightColor;}\n#define inline\nvec3 computeProjectionTextureDiffuseLighting(sampler2D projectionLightSampler,mat4 textureProjectionMatrix,vec3 posW){vec4 strq=textureProjectionMatrix*vec4(posW,1.0);strq/=strq.w;vec3 textureColor=texture2D(projectionLightSampler,strq.xy).rgb;return toLinearSpace(textureColor);}\n#ifdef SS_TRANSLUCENCY\nvec3 computeDiffuseAndTransmittedLighting(preLightingInfo info,vec3 lightColor,vec3 transmittance) {float NdotL=absEps(info.NdotLUnclamped);float wrapNdotL=computeWrappedDiffuseNdotL(NdotL,0.02);float trAdapt=step(0.,info.NdotLUnclamped);vec3 transmittanceNdotL=mix(transmittance*wrapNdotL,vec3(wrapNdotL),trAdapt);float diffuseTerm=diffuseBRDF_Burley(NdotL,info.NdotV,info.VdotH,info.roughness);return diffuseTerm*transmittanceNdotL*info.attenuation*lightColor;}\n#endif\n#ifdef SPECULARTERM\nvec3 computeSpecularLighting(preLightingInfo info,vec3 N,vec3 reflectance0,vec3 reflectance90,float geometricRoughnessFactor,vec3 lightColor) {float NdotH=saturateEps(dot(N,info.H));float roughness=max(info.roughness,geometricRoughnessFactor);float alphaG=convertRoughnessToAverageSlope(roughness);vec3 fresnel=fresnelSchlickGGX(info.VdotH,reflectance0,reflectance90);\n#ifdef IRIDESCENCE\nfresnel=mix(fresnel,reflectance0,info.iridescenceIntensity);\n#endif\nfloat distribution=normalDistributionFunction_TrowbridgeReitzGGX(NdotH,alphaG);\n#ifdef BRDF_V_HEIGHT_CORRELATED\nfloat smithVisibility=smithVisibility_GGXCorrelated(info.NdotL,info.NdotV,alphaG);\n#else\nfloat smithVisibility=smithVisibility_TrowbridgeReitzGGXFast(info.NdotL,info.NdotV,alphaG);\n#endif\nvec3 specTerm=fresnel*distribution*smithVisibility;return specTerm*info.attenuation*info.NdotL*lightColor;}\n#endif\n#ifdef ANISOTROPIC\nvec3 computeAnisotropicSpecularLighting(preLightingInfo info,vec3 V,vec3 N,vec3 T,vec3 B,float anisotropy,vec3 reflectance0,vec3 reflectance90,float geometricRoughnessFactor,vec3 lightColor) {float NdotH=saturateEps(dot(N,info.H));float TdotH=dot(T,info.H);float BdotH=dot(B,info.H);float TdotV=dot(T,V);float BdotV=dot(B,V);float TdotL=dot(T,info.L);float BdotL=dot(B,info.L);float alphaG=convertRoughnessToAverageSlope(info.roughness);vec2 alphaTB=getAnisotropicRoughness(alphaG,anisotropy);alphaTB=max(alphaTB,square(geometricRoughnessFactor));vec3 fresnel=fresnelSchlickGGX(info.VdotH,reflectance0,reflectance90);\n#ifdef IRIDESCENCE\nfresnel=mix(fresnel,reflectance0,info.iridescenceIntensity);\n#endif\nfloat distribution=normalDistributionFunction_BurleyGGX_Anisotropic(NdotH,TdotH,BdotH,alphaTB);float smithVisibility=smithVisibility_GGXCorrelated_Anisotropic(info.NdotL,info.NdotV,TdotV,BdotV,TdotL,BdotL,alphaTB);vec3 specTerm=fresnel*distribution*smithVisibility;return specTerm*info.attenuation*info.NdotL*lightColor;}\n#endif\n#ifdef CLEARCOAT\nvec4 computeClearCoatLighting(preLightingInfo info,vec3 Ncc,float geometricRoughnessFactor,float clearCoatIntensity,vec3 lightColor) {float NccdotL=saturateEps(dot(Ncc,info.L));float NccdotH=saturateEps(dot(Ncc,info.H));float clearCoatRoughness=max(info.roughness,geometricRoughnessFactor);float alphaG=convertRoughnessToAverageSlope(clearCoatRoughness);float fresnel=fresnelSchlickGGX(info.VdotH,vClearCoatRefractionParams.x,CLEARCOATREFLECTANCE90);fresnel*=clearCoatIntensity;float distribution=normalDistributionFunction_TrowbridgeReitzGGX(NccdotH,alphaG);float kelemenVisibility=visibility_Kelemen(info.VdotH);float clearCoatTerm=fresnel*distribution*kelemenVisibility;return vec4(\nclearCoatTerm*info.attenuation*NccdotL*lightColor,\n1.0-fresnel\n);}\nvec3 computeClearCoatLightingAbsorption(float NdotVRefract,vec3 L,vec3 Ncc,vec3 clearCoatColor,float clearCoatThickness,float clearCoatIntensity) {vec3 LRefract=-refract(L,Ncc,vClearCoatRefractionParams.y);float NdotLRefract=saturateEps(dot(Ncc,LRefract));vec3 absorption=computeClearCoatAbsorption(NdotVRefract,NdotLRefract,clearCoatColor,clearCoatThickness,clearCoatIntensity);return absorption;}\n#endif\n#ifdef SHEEN\nvec3 computeSheenLighting(preLightingInfo info,vec3 N,vec3 reflectance0,vec3 reflectance90,float geometricRoughnessFactor,vec3 lightColor) {float NdotH=saturateEps(dot(N,info.H));float roughness=max(info.roughness,geometricRoughnessFactor);float alphaG=convertRoughnessToAverageSlope(roughness);float fresnel=1.;float distribution=normalDistributionFunction_CharlieSheen(NdotH,alphaG);/*#ifdef SHEEN_SOFTER\nfloat visibility=visibility_CharlieSheen(info.NdotL,info.NdotV,alphaG);\n#else */\nfloat visibility=visibility_Ashikhmin(info.NdotL,info.NdotV);/* #endif */\nfloat sheenTerm=fresnel*distribution*visibility;return sheenTerm*info.attenuation*info.NdotL*lightColor;}\n#endif\n`;\n// Sideeffect\nShaderStore.IncludesShadersStore[name] = shader;\n/** @internal */\nexport const pbrDirectLightingFunctions = {\n  name,\n  shader\n};","map":{"version":3,"names":["ShaderStore","name","shader","IncludesShadersStore","pbrDirectLightingFunctions"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Shaders/ShadersInclude/pbrDirectLightingFunctions.js"],"sourcesContent":["// Do not edit.\nimport { ShaderStore } from \"../../Engines/shaderStore.js\";\nconst name = \"pbrDirectLightingFunctions\";\nconst shader = `#define CLEARCOATREFLECTANCE90 1.0\nstruct lightingInfo\n{vec3 diffuse;\n#ifdef SPECULARTERM\nvec3 specular;\n#endif\n#ifdef CLEARCOAT\nvec4 clearCoat;\n#endif\n#ifdef SHEEN\nvec3 sheen;\n#endif\n};float adjustRoughnessFromLightProperties(float roughness,float lightRadius,float lightDistance) {\n#if defined(USEPHYSICALLIGHTFALLOFF) || defined(USEGLTFLIGHTFALLOFF)\nfloat lightRoughness=lightRadius/lightDistance;float totalRoughness=saturate(lightRoughness+roughness);return totalRoughness;\n#else\nreturn roughness;\n#endif\n}\nvec3 computeHemisphericDiffuseLighting(preLightingInfo info,vec3 lightColor,vec3 groundColor) {return mix(groundColor,lightColor,info.NdotL);}\nvec3 computeDiffuseLighting(preLightingInfo info,vec3 lightColor) {float diffuseTerm=diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.roughness);return diffuseTerm*info.attenuation*info.NdotL*lightColor;}\n#define inline\nvec3 computeProjectionTextureDiffuseLighting(sampler2D projectionLightSampler,mat4 textureProjectionMatrix,vec3 posW){vec4 strq=textureProjectionMatrix*vec4(posW,1.0);strq/=strq.w;vec3 textureColor=texture2D(projectionLightSampler,strq.xy).rgb;return toLinearSpace(textureColor);}\n#ifdef SS_TRANSLUCENCY\nvec3 computeDiffuseAndTransmittedLighting(preLightingInfo info,vec3 lightColor,vec3 transmittance) {float NdotL=absEps(info.NdotLUnclamped);float wrapNdotL=computeWrappedDiffuseNdotL(NdotL,0.02);float trAdapt=step(0.,info.NdotLUnclamped);vec3 transmittanceNdotL=mix(transmittance*wrapNdotL,vec3(wrapNdotL),trAdapt);float diffuseTerm=diffuseBRDF_Burley(NdotL,info.NdotV,info.VdotH,info.roughness);return diffuseTerm*transmittanceNdotL*info.attenuation*lightColor;}\n#endif\n#ifdef SPECULARTERM\nvec3 computeSpecularLighting(preLightingInfo info,vec3 N,vec3 reflectance0,vec3 reflectance90,float geometricRoughnessFactor,vec3 lightColor) {float NdotH=saturateEps(dot(N,info.H));float roughness=max(info.roughness,geometricRoughnessFactor);float alphaG=convertRoughnessToAverageSlope(roughness);vec3 fresnel=fresnelSchlickGGX(info.VdotH,reflectance0,reflectance90);\n#ifdef IRIDESCENCE\nfresnel=mix(fresnel,reflectance0,info.iridescenceIntensity);\n#endif\nfloat distribution=normalDistributionFunction_TrowbridgeReitzGGX(NdotH,alphaG);\n#ifdef BRDF_V_HEIGHT_CORRELATED\nfloat smithVisibility=smithVisibility_GGXCorrelated(info.NdotL,info.NdotV,alphaG);\n#else\nfloat smithVisibility=smithVisibility_TrowbridgeReitzGGXFast(info.NdotL,info.NdotV,alphaG);\n#endif\nvec3 specTerm=fresnel*distribution*smithVisibility;return specTerm*info.attenuation*info.NdotL*lightColor;}\n#endif\n#ifdef ANISOTROPIC\nvec3 computeAnisotropicSpecularLighting(preLightingInfo info,vec3 V,vec3 N,vec3 T,vec3 B,float anisotropy,vec3 reflectance0,vec3 reflectance90,float geometricRoughnessFactor,vec3 lightColor) {float NdotH=saturateEps(dot(N,info.H));float TdotH=dot(T,info.H);float BdotH=dot(B,info.H);float TdotV=dot(T,V);float BdotV=dot(B,V);float TdotL=dot(T,info.L);float BdotL=dot(B,info.L);float alphaG=convertRoughnessToAverageSlope(info.roughness);vec2 alphaTB=getAnisotropicRoughness(alphaG,anisotropy);alphaTB=max(alphaTB,square(geometricRoughnessFactor));vec3 fresnel=fresnelSchlickGGX(info.VdotH,reflectance0,reflectance90);\n#ifdef IRIDESCENCE\nfresnel=mix(fresnel,reflectance0,info.iridescenceIntensity);\n#endif\nfloat distribution=normalDistributionFunction_BurleyGGX_Anisotropic(NdotH,TdotH,BdotH,alphaTB);float smithVisibility=smithVisibility_GGXCorrelated_Anisotropic(info.NdotL,info.NdotV,TdotV,BdotV,TdotL,BdotL,alphaTB);vec3 specTerm=fresnel*distribution*smithVisibility;return specTerm*info.attenuation*info.NdotL*lightColor;}\n#endif\n#ifdef CLEARCOAT\nvec4 computeClearCoatLighting(preLightingInfo info,vec3 Ncc,float geometricRoughnessFactor,float clearCoatIntensity,vec3 lightColor) {float NccdotL=saturateEps(dot(Ncc,info.L));float NccdotH=saturateEps(dot(Ncc,info.H));float clearCoatRoughness=max(info.roughness,geometricRoughnessFactor);float alphaG=convertRoughnessToAverageSlope(clearCoatRoughness);float fresnel=fresnelSchlickGGX(info.VdotH,vClearCoatRefractionParams.x,CLEARCOATREFLECTANCE90);fresnel*=clearCoatIntensity;float distribution=normalDistributionFunction_TrowbridgeReitzGGX(NccdotH,alphaG);float kelemenVisibility=visibility_Kelemen(info.VdotH);float clearCoatTerm=fresnel*distribution*kelemenVisibility;return vec4(\nclearCoatTerm*info.attenuation*NccdotL*lightColor,\n1.0-fresnel\n);}\nvec3 computeClearCoatLightingAbsorption(float NdotVRefract,vec3 L,vec3 Ncc,vec3 clearCoatColor,float clearCoatThickness,float clearCoatIntensity) {vec3 LRefract=-refract(L,Ncc,vClearCoatRefractionParams.y);float NdotLRefract=saturateEps(dot(Ncc,LRefract));vec3 absorption=computeClearCoatAbsorption(NdotVRefract,NdotLRefract,clearCoatColor,clearCoatThickness,clearCoatIntensity);return absorption;}\n#endif\n#ifdef SHEEN\nvec3 computeSheenLighting(preLightingInfo info,vec3 N,vec3 reflectance0,vec3 reflectance90,float geometricRoughnessFactor,vec3 lightColor) {float NdotH=saturateEps(dot(N,info.H));float roughness=max(info.roughness,geometricRoughnessFactor);float alphaG=convertRoughnessToAverageSlope(roughness);float fresnel=1.;float distribution=normalDistributionFunction_CharlieSheen(NdotH,alphaG);/*#ifdef SHEEN_SOFTER\nfloat visibility=visibility_CharlieSheen(info.NdotL,info.NdotV,alphaG);\n#else */\nfloat visibility=visibility_Ashikhmin(info.NdotL,info.NdotV);/* #endif */\nfloat sheenTerm=fresnel*distribution*visibility;return sheenTerm*info.attenuation*info.NdotL*lightColor;}\n#endif\n`;\n// Sideeffect\nShaderStore.IncludesShadersStore[name] = shader;\n/** @internal */\nexport const pbrDirectLightingFunctions = { name, shader };\n"],"mappings":"AAAA;AACA,SAASA,WAAW,QAAQ,8BAA8B;AAC1D,MAAMC,IAAI,GAAG,4BAA4B;AACzC,MAAMC,MAAM,GAAG;AACf;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA,CAAC;AACD;AACAF,WAAW,CAACG,oBAAoB,CAACF,IAAI,CAAC,GAAGC,MAAM;AAC/C;AACA,OAAO,MAAME,0BAA0B,GAAG;EAAEH,IAAI;EAAEC;AAAO,CAAC","ignoreList":[]},"metadata":{},"sourceType":"module","externalDependencies":[]}