@babylonjs/viewer
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The Babylon Viewer aims to simplify a specific but common Babylon.js use case: loading, viewing, and interacting with a 3D model.
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import{S as e}from"./index-BPURObVq.esm.min.js";import"./mainUVVaryingDeclaration-DZ_xiwhf.esm.min.js";import"./shadowsFragmentFunctions-CnUZhkKO.esm.min.js";const n="pbrFragmentExtraDeclaration",t="varying vec3 vPositionW;\n#if DEBUGMODE>0\nvarying vec4 vClipSpacePosition;\n#endif\n#include<mainUVVaryingDeclaration>[1..7]\n#ifdef NORMAL\nvarying vec3 vNormalW;\n#if defined(USESPHERICALFROMREFLECTIONMAP) && defined(USESPHERICALINVERTEX)\nvarying vec3 vEnvironmentIrradiance;\n#endif\n#endif\n#if defined(VERTEXCOLOR) || defined(INSTANCESCOLOR) && defined(INSTANCES)\nvarying vec4 vColor;\n#endif\n#if defined(CLUSTLIGHT_BATCH) && CLUSTLIGHT_BATCH>0\nvarying float vViewDepth;\n#endif\n";e.IncludesShadersStore[n]||(e.IncludesShadersStore[n]=t);const o={name:n,shader:t},i="subSurfaceScatteringFunctions",r="bool testLightingForSSS(float diffusionProfile)\n{return diffusionProfile<1.;}";e.IncludesShadersStore[i]||(e.IncludesShadersStore[i]=r);const a={name:i,shader:r},l="pbrHelperFunctions",f="#define MINIMUMVARIANCE 0.0005\n#ifndef TEXRD_DEFINED\n#define TEXRD(s,uv) texture2D(s,uv)\n#define TEXRD_DEFINED\n#endif\nfloat convertRoughnessToAverageSlope(float roughness)\n{return square(roughness)+MINIMUMVARIANCE;}\nfloat fresnelGrazingReflectance(float reflectance0) {float reflectance90=saturate(reflectance0*25.0);return reflectance90;}\nvec2 getAARoughnessFactors(vec3 normalVector) {\n#ifdef SPECULARAA\nvec3 nDfdx=dFdx(normalVector.xyz);vec3 nDfdy=dFdy(normalVector.xyz);float slopeSquare=max(dot(nDfdx,nDfdx),dot(nDfdy,nDfdy));float geometricRoughnessFactor=pow(saturate(slopeSquare),0.333);float geometricAlphaGFactor=sqrt(slopeSquare);geometricAlphaGFactor*=0.75;return vec2(geometricRoughnessFactor,geometricAlphaGFactor);\n#else\nreturn vec2(0.);\n#endif\n}\n#ifdef ANISOTROPIC\n#ifdef ANISOTROPIC_LEGACY\nvec2 getAnisotropicRoughness(float alphaG,float anisotropy) {float alphaT=max(alphaG*(1.0+anisotropy),MINIMUMVARIANCE);float alphaB=max(alphaG*(1.0-anisotropy),MINIMUMVARIANCE);return vec2(alphaT,alphaB);}\nvec3 getAnisotropicBentNormals(const vec3 T,const vec3 B,const vec3 N,const vec3 V,float anisotropy,float roughness) {vec3 anisotropicFrameDirection;if (anisotropy>=0.0) {anisotropicFrameDirection=B;} else {anisotropicFrameDirection=T;}\nvec3 anisotropicFrameTangent=cross(normalize(anisotropicFrameDirection),V);vec3 anisotropicFrameNormal=cross(anisotropicFrameTangent,anisotropicFrameDirection);vec3 anisotropicNormal=normalize(mix(N,anisotropicFrameNormal,abs(anisotropy)));return anisotropicNormal;}\n#elif ANISOTROPIC_OPENPBR\nvec2 getAnisotropicRoughness(float alphaG,float anisotropy) {float alphaT=max(alphaG*alphaG*sqrt(2.0/(1.0+(1.0-anisotropy)*(1.0-anisotropy))),MINIMUMVARIANCE);float alphaB=max(alphaT*(1.0-anisotropy),MINIMUMVARIANCE);return vec2(alphaT,alphaB);}\n#else\nvec2 getAnisotropicRoughness(float alphaG,float anisotropy) {float alphaT=max(mix(alphaG,1.0,anisotropy*anisotropy),MINIMUMVARIANCE);float alphaB=max(alphaG,MINIMUMVARIANCE);return vec2(alphaT,alphaB);}\nvec3 getAnisotropicBentNormals(const vec3 T,const vec3 B,const vec3 N,const vec3 V,float anisotropy,float roughness) {vec3 bentNormal=cross(B,V);bentNormal=normalize(cross(bentNormal,B));float a=square(square(1.0-anisotropy*(1.0-roughness)));bentNormal=normalize(mix(bentNormal,N,a));return bentNormal;}\n#endif\n#endif\n#if defined(CLEARCOAT) || defined(SS_REFRACTION)\nvec3 cocaLambert(vec3 alpha,float distance) {return exp(-alpha*distance);}\nvec3 cocaLambert(float NdotVRefract,float NdotLRefract,vec3 alpha,float thickness) {return cocaLambert(alpha,(thickness*((NdotLRefract+NdotVRefract)/(NdotLRefract*NdotVRefract))));}\nvec3 computeColorAtDistanceInMedia(vec3 color,float distance) {return -log(color)/distance;}\nvec3 computeClearCoatAbsorption(float NdotVRefract,float NdotLRefract,vec3 clearCoatColor,float clearCoatThickness,float clearCoatIntensity) {vec3 clearCoatAbsorption=mix(vec3(1.0),\ncocaLambert(NdotVRefract,NdotLRefract,clearCoatColor,clearCoatThickness),\nclearCoatIntensity);return clearCoatAbsorption;}\n#endif\n#ifdef MICROSURFACEAUTOMATIC\nfloat computeDefaultMicroSurface(float microSurface,vec3 reflectivityColor)\n{const float kReflectivityNoAlphaWorkflow_SmoothnessMax=0.95;float reflectivityLuminance=getLuminance(reflectivityColor);float reflectivityLuma=sqrt(reflectivityLuminance);microSurface=reflectivityLuma*kReflectivityNoAlphaWorkflow_SmoothnessMax;return microSurface;}\n#endif\n";e.IncludesShadersStore[l]||(e.IncludesShadersStore[l]=f);const c={name:l,shader:f},s="pbrDirectLightingSetupFunctions",d="struct preLightingInfo\n{vec3 lightOffset;float lightDistanceSquared;float lightDistance;float attenuation;vec3 L;vec3 H;float NdotV;float NdotLUnclamped;float NdotL;float VdotH;float LdotV;float roughness;float diffuseRoughness;vec3 surfaceAlbedo;\n#ifdef IRIDESCENCE\nfloat iridescenceIntensity;\n#endif\n#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)\nvec3 areaLightDiffuse;\n#ifdef SPECULARTERM\nvec3 areaLightSpecular;vec4 areaLightFresnel;\n#endif\n#endif\n};preLightingInfo computePointAndSpotPreLightingInfo(vec4 lightData,vec3 V,vec3 N,vec3 posW) {preLightingInfo result;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);result.LdotV=0.;result.roughness=0.;result.diffuseRoughness=0.;result.surfaceAlbedo=vec3(0.);return result;}\npreLightingInfo computeDirectionalPreLightingInfo(vec4 lightData,vec3 V,vec3 N) {preLightingInfo result;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);result.roughness=0.;result.diffuseRoughness=0.;result.surfaceAlbedo=vec3(0.);return result;}\npreLightingInfo computeHemisphericPreLightingInfo(vec4 lightData,vec3 V,vec3 N) {preLightingInfo result;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\nresult.LdotV=0.;result.roughness=0.;result.diffuseRoughness=0.;result.surfaceAlbedo=vec3(0.);return result;}\n#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)\n#include<ltcHelperFunctions>\nuniform sampler2D areaLightsLTC1Sampler;uniform sampler2D areaLightsLTC2Sampler;preLightingInfo computeAreaPreLightingInfo(sampler2D ltc1,sampler2D ltc2,vec3 viewDirectionW,vec3 vNormal,vec3 vPosition,vec4 lightData,vec3 halfWidth,vec3 halfHeight,float roughness )\n{preLightingInfo result;result.lightOffset=lightData.xyz-vPosition;result.lightDistanceSquared=dot(result.lightOffset,result.lightOffset);result.lightDistance=sqrt(result.lightDistanceSquared);areaLightData data=computeAreaLightSpecularDiffuseFresnel(ltc1,ltc2,viewDirectionW,vNormal,vPosition,lightData.xyz,halfWidth,halfHeight,roughness);\n#ifdef SPECULARTERM\nresult.areaLightFresnel=data.Fresnel;result.areaLightSpecular=data.Specular;\n#endif\nresult.areaLightDiffuse=data.Diffuse;result.LdotV=0.;result.roughness=0.;result.diffuseRoughness=0.;result.surfaceAlbedo=vec3(0.);return result;}\npreLightingInfo computeAreaPreLightingInfoWithTexture(sampler2D ltc1,sampler2D ltc2,sampler2D emissionTexture,vec3 viewDirectionW,vec3 vNormal,vec3 vPosition,vec4 lightData,vec3 halfWidth,vec3 halfHeight,float roughness )\n{preLightingInfo result;result.lightOffset=lightData.xyz-vPosition;result.lightDistanceSquared=dot(result.lightOffset,result.lightOffset);result.lightDistance=sqrt(result.lightDistanceSquared);areaLightData data=computeAreaLightSpecularDiffuseFresnelWithEmission(ltc1,ltc2,emissionTexture,viewDirectionW,vNormal,vPosition,lightData.xyz,halfWidth,halfHeight,roughness);\n#ifdef SPECULARTERM\nresult.areaLightFresnel=data.Fresnel;result.areaLightSpecular=data.Specular;\n#endif\nresult.areaLightDiffuse=data.Diffuse;result.LdotV=0.;result.roughness=0.;result.diffuseRoughness=0.;result.surfaceAlbedo=vec3(0.);return result;}\n#endif\n";e.IncludesShadersStore[s]||(e.IncludesShadersStore[s]=d);const g={name:s,shader:d},u="pbrDirectLightingFalloffFunctions",E="float computeDistanceLightFalloff_Standard(vec3 lightOffset,float range)\n{return max(0.,1.0-length(lightOffset)/range);}\nfloat computeDistanceLightFalloff_Physical(float lightDistanceSquared)\n{return 1.0/maxEps(lightDistanceSquared);}\nfloat computeDistanceLightFalloff_GLTF(float lightDistanceSquared,float inverseSquaredRange)\n{float lightDistanceFalloff=1.0/maxEps(lightDistanceSquared);float factor=lightDistanceSquared*inverseSquaredRange;float attenuation=saturate(1.0-factor*factor);attenuation*=attenuation;lightDistanceFalloff*=attenuation;return lightDistanceFalloff;}\nfloat computeDistanceLightFalloff(vec3 lightOffset,float lightDistanceSquared,float range,float inverseSquaredRange)\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}\nfloat computeDirectionalLightFalloff_Standard(vec3 lightDirection,vec3 directionToLightCenterW,float cosHalfAngle,float exponent)\n{float falloff=0.0;float cosAngle=maxEps(dot(-lightDirection,directionToLightCenterW));if (cosAngle>=cosHalfAngle)\n{falloff=max(0.,pow(cosAngle,exponent));}\nreturn falloff;}\nfloat computeDirectionalLightFalloff_IES(vec3 lightDirection,vec3 directionToLightCenterW,sampler2D iesLightSampler)\n{float cosAngle=dot(-lightDirection,directionToLightCenterW);float angle=acos(cosAngle)/PI;return texture2D(iesLightSampler,vec2(angle,0.)).r;}\nfloat computeDirectionalLightFalloff_Physical(vec3 lightDirection,vec3 directionToLightCenterW,float cosHalfAngle)\n{const float kMinusLog2ConeAngleIntensityRatio=6.64385618977; \nfloat concentrationKappa=kMinusLog2ConeAngleIntensityRatio/(1.0-cosHalfAngle);vec4 lightDirectionSpreadSG=vec4(-lightDirection*concentrationKappa,-concentrationKappa);float falloff=exp2(dot(vec4(directionToLightCenterW,1.0),lightDirectionSpreadSG));return falloff;}\nfloat computeDirectionalLightFalloff_GLTF(vec3 lightDirection,vec3 directionToLightCenterW,float lightAngleScale,float lightAngleOffset)\n{float cd=dot(-lightDirection,directionToLightCenterW);float falloff=saturate(cd*lightAngleScale+lightAngleOffset);falloff*=falloff;return falloff;}\nfloat computeDirectionalLightFalloff(vec3 lightDirection,vec3 directionToLightCenterW,float cosHalfAngle,float exponent,float lightAngleScale,float lightAngleOffset)\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}";e.IncludesShadersStore[u]||(e.IncludesShadersStore[u]=E);const h={name:u,shader:E},D="pbrDirectLightingFunctions",L="#define CLEARCOATREFLECTANCE90 1.0\nstruct lightingInfo\n{vec3 diffuse;\n#ifdef SS_TRANSLUCENCY\nvec3 diffuseTransmission;\n#endif\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);}\n#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)\nvec3 computeAreaDiffuseLighting(preLightingInfo info,vec3 lightColor) {return info.areaLightDiffuse*lightColor;}\n#endif\nvec3 computeDiffuseLighting(preLightingInfo info,vec3 lightColor) {vec3 diffuseTerm=vec3(1.0/PI);\n#if BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_LEGACY\ndiffuseTerm=vec3(diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.roughness));\n#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_BURLEY\ndiffuseTerm=vec3(diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.diffuseRoughness));\n#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_EON\nvec3 clampedAlbedo=clamp(info.surfaceAlbedo,vec3(0.1),vec3(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;}\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 computeDiffuseTransmittedLighting(preLightingInfo info,vec3 lightColor,vec3 transmittance) {vec3 transmittanceNdotL=vec3(0.);float NdotL=absEps(info.NdotLUnclamped);\n#ifndef SS_TRANSLUCENCY_LEGACY\nif (info.NdotLUnclamped<0.0) {\n#endif\nfloat wrapNdotL=computeWrappedDiffuseNdotL(NdotL,0.02);float trAdapt=step(0.,info.NdotLUnclamped);transmittanceNdotL=mix(transmittance*wrapNdotL,vec3(wrapNdotL),trAdapt);\n#ifndef SS_TRANSLUCENCY_LEGACY\n}\nvec3 diffuseTerm=vec3(1.0/PI);\n#if BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_LEGACY\ndiffuseTerm=vec3(diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.roughness));\n#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_BURLEY\ndiffuseTerm=vec3(diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.diffuseRoughness));\n#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_EON\nvec3 clampedAlbedo=clamp(info.surfaceAlbedo,vec3(0.1),vec3(1.0));diffuseTerm=diffuseBRDF_EON(clampedAlbedo,info.diffuseRoughness,info.NdotL,info.NdotV,info.LdotV);diffuseTerm/=clampedAlbedo;\n#endif\n#else\nfloat diffuseTerm=diffuseBRDF_Burley(NdotL,info.NdotV,info.VdotH,info.roughness);\n#endif\nreturn diffuseTerm*transmittanceNdotL*info.attenuation*lightColor;}\n#endif\n#ifdef SPECULARTERM\nvec3 computeSpecularLighting(preLightingInfo info,vec3 N,vec3 reflectance0,vec3 fresnel,float geometricRoughnessFactor,vec3 lightColor) {float NdotH=saturateEps(dot(N,info.H));float roughness=max(info.roughness,geometricRoughnessFactor);float alphaG=convertRoughnessToAverageSlope(roughness);\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#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)\nvec3 computeAreaSpecularLighting(preLightingInfo info,vec3 specularColor,vec3 reflectance0,vec3 reflectance90) {vec3 fresnel=specularColor*info.areaLightFresnel.x*reflectance0+( vec3( 1.0 )-specularColor )*info.areaLightFresnel.y*reflectance90;return specularColor*fresnel*info.areaLightSpecular;}\n#endif\n#endif\n#ifdef FUZZ\nfloat evalFuzz(vec3 L,float NdotL,float NdotV,vec3 T,vec3 B,vec3 ltcLut)\n{if (NdotL<=0.0 || NdotV<=0.0)\nreturn 0.0;mat3 M=mat3(\nvec3(ltcLut.r,0.0,0.0),\nvec3(ltcLut.g,1.0,0.0),\nvec3(0.0,0.0,1.0)\n);vec3 Llocal=vec3(dot(L,T),dot(L,B),NdotL);vec3 Lwarp=normalize(M*Llocal);float cosThetaWarp=max(Lwarp.z,0.0);return cosThetaWarp*NdotL;}\n#endif\n#if defined(ANISOTROPIC) && defined(ANISOTROPIC_OPENPBR)\nvec3 computeAnisotropicSpecularLighting(preLightingInfo info,vec3 V,vec3 N,vec3 T,vec3 B,float anisotropy,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);float distribution=normalDistributionFunction_BurleyGGX_Anisotropic(NdotH,TdotH,BdotH,alphaTB);float smithVisibility=smithVisibility_GGXCorrelated_Anisotropic(info.NdotL,info.NdotV,TdotV,BdotV,TdotL,BdotL,alphaTB);vec3 specTerm=vec3(distribution*smithVisibility);return specTerm*info.attenuation*info.NdotL*lightColor;}\n#elif defined(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";e.IncludesShadersStore[D]||(e.IncludesShadersStore[D]=L);const C={name:D,shader:L},p="pbrBlockNormalGeometric",A="vec3 viewDirectionW=normalize(vEyePosition.xyz-vPositionW);\n#ifdef NORMAL\nvec3 normalW=normalize(vNormalW);\n#else\nvec3 normalW=normalize(cross(dFdx(vPositionW),dFdy(vPositionW)))*vEyePosition.w;\n#endif\nvec3 geometricNormalW=normalW;\n#if defined(TWOSIDEDLIGHTING) && defined(NORMAL)\ngeometricNormalW=gl_FrontFacing ? geometricNormalW : -geometricNormalW;\n#endif\n";e.IncludesShadersStore[p]||(e.IncludesShadersStore[p]=A);const v={name:p,shader:A},m="pbrBlockImageProcessing",O="#if defined(IMAGEPROCESSINGPOSTPROCESS) || defined(SS_SCATTERING)\n#if !defined(SKIPFINALCOLORCLAMP)\nfinalColor.rgb=clamp(finalColor.rgb,0.,30.0);\n#endif\n#else\nfinalColor=applyImageProcessing(finalColor);\n#endif\nfinalColor.a*=visibility;\n#ifdef PREMULTIPLYALPHA\nfinalColor.rgb*=finalColor.a;\n#endif\n";e.IncludesShadersStore[m]||(e.IncludesShadersStore[m]=O);const M={name:m,shader:O},N="pbrDebug",R="#if DEBUGMODE>0\nif (vClipSpacePosition.x/vClipSpacePosition.w>=vDebugMode.x) {\n#if DEBUGMODE==1\ngl_FragColor.rgb=vPositionW.rgb;\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==2 && defined(NORMAL)\ngl_FragColor.rgb=vNormalW.rgb;\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==3 && defined(BUMP) || DEBUGMODE==3 && defined(PARALLAX) || DEBUGMODE==3 && defined(ANISOTROPIC)\ngl_FragColor.rgb=TBN[0];\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==4 && defined(BUMP) || DEBUGMODE==4 && defined(PARALLAX) || DEBUGMODE==4 && defined(ANISOTROPIC)\ngl_FragColor.rgb=TBN[1];\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==5\ngl_FragColor.rgb=normalW;\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==6 && defined(MAINUV1)\ngl_FragColor.rgb=vec3(vMainUV1,0.0);\n#elif DEBUGMODE==7 && defined(MAINUV2)\ngl_FragColor.rgb=vec3(vMainUV2,0.0);\n#elif DEBUGMODE==8 && defined(CLEARCOAT) && defined(CLEARCOAT_BUMP)\ngl_FragColor.rgb=clearcoatOut.TBNClearCoat[0];\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==9 && defined(CLEARCOAT) && defined(CLEARCOAT_BUMP)\ngl_FragColor.rgb=clearcoatOut.TBNClearCoat[1];\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==10 && defined(CLEARCOAT)\ngl_FragColor.rgb=clearcoatOut.clearCoatNormalW;\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==11 && defined(ANISOTROPIC)\ngl_FragColor.rgb=anisotropicOut.anisotropicNormal;\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==12 && defined(ANISOTROPIC)\ngl_FragColor.rgb=anisotropicOut.anisotropicTangent;\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==13 && defined(ANISOTROPIC)\ngl_FragColor.rgb=anisotropicOut.anisotropicBitangent;\n#define DEBUGMODE_NORMALIZE\n#elif DEBUGMODE==20 && defined(ALBEDO)\ngl_FragColor.rgb=albedoTexture.rgb;\n#ifndef GAMMAALBEDO\n#define DEBUGMODE_GAMMA\n#endif\n#elif DEBUGMODE==21 && defined(AMBIENT)\ngl_FragColor.rgb=aoOut.ambientOcclusionColorMap.rgb;\n#elif DEBUGMODE==22 && defined(OPACITY)\ngl_FragColor.rgb=opacityMap.rgb;\n#elif DEBUGMODE==23 && defined(EMISSIVE)\ngl_FragColor.rgb=emissiveColorTex.rgb;\n#ifndef GAMMAEMISSIVE\n#define DEBUGMODE_GAMMA\n#endif\n#elif DEBUGMODE==24 && defined(LIGHTMAP)\ngl_FragColor.rgb=lightmapColor.rgb;\n#ifndef GAMMALIGHTMAP\n#define DEBUGMODE_GAMMA\n#endif\n#elif DEBUGMODE==25 && defined(REFLECTIVITY) && defined(METALLICWORKFLOW)\ngl_FragColor.rgb=reflectivityOut.surfaceMetallicColorMap.rgb;\n#elif DEBUGMODE==26 && defined(REFLECTIVITY) && !defined(METALLICWORKFLOW)\ngl_FragColor.rgb=reflectivityOut.surfaceReflectivityColorMap.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==27 && defined(CLEARCOAT) && defined(CLEARCOAT_TEXTURE)\ngl_FragColor.rgb=vec3(clearcoatOut.clearCoatMapData.rg,0.0);\n#elif DEBUGMODE==28 && defined(CLEARCOAT) && defined(CLEARCOAT_TINT) && defined(CLEARCOAT_TINT_TEXTURE)\ngl_FragColor.rgb=clearcoatOut.clearCoatTintMapData.rgb;\n#elif DEBUGMODE==29 && defined(SHEEN) && defined(SHEEN_TEXTURE)\ngl_FragColor.rgb=sheenOut.sheenMapData.rgb;\n#elif DEBUGMODE==30 && defined(ANISOTROPIC) && defined(ANISOTROPIC_TEXTURE)\ngl_FragColor.rgb=anisotropicOut.anisotropyMapData.rgb;\n#elif DEBUGMODE==31 && defined(SUBSURFACE) && defined(SS_THICKNESSANDMASK_TEXTURE)\ngl_FragColor.rgb=subSurfaceOut.thicknessMap.rgb;\n#elif DEBUGMODE==32 && defined(BUMP)\ngl_FragColor.rgb=texture2D(bumpSampler,vBumpUV).rgb;\n#elif DEBUGMODE==40 && defined(SS_REFRACTION)\ngl_FragColor.rgb=subSurfaceOut.environmentRefraction.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==41 && defined(REFLECTION)\ngl_FragColor.rgb=reflectionOut.environmentRadiance.rgb;\n#ifndef GAMMAREFLECTION\n#define DEBUGMODE_GAMMA\n#endif\n#elif DEBUGMODE==42 && defined(CLEARCOAT) && defined(REFLECTION)\ngl_FragColor.rgb=clearcoatOut.environmentClearCoatRadiance.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==50\ngl_FragColor.rgb=diffuseBase.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==51 && defined(SPECULARTERM)\ngl_FragColor.rgb=specularBase.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==52 && defined(CLEARCOAT)\ngl_FragColor.rgb=clearCoatBase.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==53 && defined(SHEEN)\ngl_FragColor.rgb=sheenBase.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==54 && defined(REFLECTION)\ngl_FragColor.rgb=reflectionOut.environmentIrradiance.rgb;\n#ifndef GAMMAREFLECTION\n#define DEBUGMODE_GAMMA\n#endif\n#elif DEBUGMODE==60\ngl_FragColor.rgb=surfaceAlbedo.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==61\ngl_FragColor.rgb=clearcoatOut.specularEnvironmentR0;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==62 && defined(METALLICWORKFLOW)\ngl_FragColor.rgb=vec3(reflectivityOut.metallic);\n#elif DEBUGMODE==71 && defined(METALLICWORKFLOW)\ngl_FragColor.rgb=reflectivityOut.metallicF0;\n#elif DEBUGMODE==63\ngl_FragColor.rgb=vec3(roughness);\n#elif DEBUGMODE==64\ngl_FragColor.rgb=vec3(alphaG);\n#elif DEBUGMODE==65\ngl_FragColor.rgb=vec3(NdotV);\n#elif DEBUGMODE==66 && defined(CLEARCOAT) && defined(CLEARCOAT_TINT)\ngl_FragColor.rgb=clearcoatOut.clearCoatColor.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==67 && defined(CLEARCOAT)\ngl_FragColor.rgb=vec3(clearcoatOut.clearCoatRoughness);\n#elif DEBUGMODE==68 && defined(CLEARCOAT)\ngl_FragColor.rgb=vec3(clearcoatOut.clearCoatNdotV);\n#elif DEBUGMODE==69 && defined(SUBSURFACE) && defined(SS_TRANSLUCENCY)\ngl_FragColor.rgb=subSurfaceOut.transmittance;\n#elif DEBUGMODE==70 && defined(SUBSURFACE) && defined(SS_REFRACTION)\ngl_FragColor.rgb=subSurfaceOut.refractionTransmittance;\n#elif DEBUGMODE==72\ngl_FragColor.rgb=vec3(microSurface);\n#elif DEBUGMODE==73\ngl_FragColor.rgb=vAlbedoColor.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==74 && !defined(METALLICWORKFLOW)\ngl_FragColor.rgb=vReflectivityColor.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==75\ngl_FragColor.rgb=vEmissiveColor.rgb;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==80 && defined(RADIANCEOCCLUSION)\ngl_FragColor.rgb=vec3(seo);\n#elif DEBUGMODE==81 && defined(HORIZONOCCLUSION) && defined(BUMP) && defined(REFLECTIONMAP_3D)\ngl_FragColor.rgb=vec3(eho);\n#elif DEBUGMODE==82 && defined(MS_BRDF_ENERGY_CONSERVATION)\ngl_FragColor.rgb=vec3(energyConservationFactor);\n#elif DEBUGMODE==83 && defined(ENVIRONMENTBRDF) && !defined(REFLECTIONMAP_SKYBOX)\ngl_FragColor.rgb=baseSpecularEnvironmentReflectance;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==84 && defined(CLEARCOAT) && defined(ENVIRONMENTBRDF) && !defined(REFLECTIONMAP_SKYBOX)\ngl_FragColor.rgb=clearcoatOut.clearCoatEnvironmentReflectance;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==85 && defined(SHEEN) && defined(REFLECTION)\ngl_FragColor.rgb=sheenOut.sheenEnvironmentReflectance;\n#define DEBUGMODE_GAMMA\n#elif DEBUGMODE==86 && defined(ALPHABLEND)\ngl_FragColor.rgb=vec3(luminanceOverAlpha);\n#elif DEBUGMODE==87\ngl_FragColor.rgb=vec3(alpha);\n#elif DEBUGMODE==88 && defined(ALBEDO)\ngl_FragColor.rgb=vec3(albedoTexture.a);\n#elif DEBUGMODE==89\ngl_FragColor.rgb=aoOut.ambientOcclusionColor.rgb;\n#else\nfloat stripeWidth=30.;float stripePos=floor(gl_FragCoord.x/stripeWidth);float whichColor=mod(stripePos,2.);vec3 color1=vec3(.6,.2,.2);vec3 color2=vec3(.3,.1,.1);gl_FragColor.rgb=mix(color1,color2,whichColor);\n#endif\ngl_FragColor.rgb*=vDebugMode.y;\n#ifdef DEBUGMODE_NORMALIZE\ngl_FragColor.rgb=normalize(gl_FragColor.rgb)*0.5+0.5;\n#endif\n#ifdef DEBUGMODE_GAMMA\ngl_FragColor.rgb=toGammaSpace(gl_FragColor.rgb);\n#endif\ngl_FragColor.a=1.0;\n#ifdef PREPASS\ngl_FragData[0]=toLinearSpace(gl_FragColor); \ngl_FragData[1]=vec4(0.,0.,0.,0.); \n#endif\n#ifdef DEBUGMODE_FORCERETURN\nreturn;\n#endif\n}\n#endif\n";e.IncludesShadersStore[N]||(e.IncludesShadersStore[N]=R);const S={name:N,shader:R};export{c as a,g as b,h as c,C as d,v as e,M as f,S as g,o as p,a as s};
//# sourceMappingURL=pbrDebug-CgqjDyxN.esm.min.js.map