@babylonjs/viewer
Version:
The Babylon Viewer aims to simplify a specific but common Babylon.js use case: loading, viewing, and interacting with a 3D model.
1,158 lines (1,142 loc) • 121 kB
JavaScript
import { S as ShaderStore } from './index-FzOfPXLV.esm.js';
import './oitFragment-BdhuC7k_.esm.js';
import './harmonicsFunctions-BqWvkXSS.esm.js';
import './mainUVVaryingDeclaration-DMzx-v6Z.esm.js';
import './lightFragment-al-O4gCD.esm.js';
import './bumpFragment-PSTyPyLQ.esm.js';
import './clipPlaneFragment-OFOZXtyS.esm.js';
import './logDepthDeclaration-CD9elcsa.esm.js';
import './fogFragment-D9sBwpvW.esm.js';
import './helperFunctions-CLFdU2UC.esm.js';
import './hdrFilteringFunctions-gLBVOnjT.esm.js';
import './pbrBRDFFunctions-0Pi4de6c.esm.js';
import './sceneUboDeclaration-CeGVxetF.esm.js';
import './meshUboDeclaration-f8uifp9L.esm.js';
// Do not edit.
const name$x = "pbrFragmentDeclaration";
const shader$x = `uniform vec4 vEyePosition;uniform vec3 vReflectionColor;uniform vec4 vAlbedoColor;uniform float baseWeight;uniform float baseDiffuseRoughness;uniform vec4 vLightingIntensity;uniform vec4 vReflectivityColor;uniform vec4 vMetallicReflectanceFactors;uniform vec3 vEmissiveColor;uniform float visibility;uniform vec3 vAmbientColor;
#ifdef ALBEDO
uniform vec2 vAlbedoInfos;
#endif
#ifdef BASE_WEIGHT
uniform vec2 vBaseWeightInfos;
#endif
#ifdef BASE_DIFFUSE_ROUGHNESS
uniform vec2 vBaseDiffuseRoughnessInfos;
#endif
#ifdef AMBIENT
uniform vec4 vAmbientInfos;
#endif
#ifdef BUMP
uniform vec3 vBumpInfos;uniform vec2 vTangentSpaceParams;
#endif
#ifdef OPACITY
uniform vec2 vOpacityInfos;
#endif
#ifdef EMISSIVE
uniform vec2 vEmissiveInfos;
#endif
#ifdef LIGHTMAP
uniform vec2 vLightmapInfos;
#endif
#ifdef REFLECTIVITY
uniform vec3 vReflectivityInfos;
#endif
#ifdef MICROSURFACEMAP
uniform vec2 vMicroSurfaceSamplerInfos;
#endif
#if defined(REFLECTIONMAP_SPHERICAL) || defined(REFLECTIONMAP_PROJECTION) || defined(SS_REFRACTION) || defined(PREPASS)
uniform mat4 view;
#endif
#ifdef REFLECTION
uniform vec2 vReflectionInfos;
#ifdef REALTIME_FILTERING
uniform vec2 vReflectionFilteringInfo;
#endif
uniform mat4 reflectionMatrix;uniform vec3 vReflectionMicrosurfaceInfos;
#if defined(USEIRRADIANCEMAP) && defined(USE_IRRADIANCE_DOMINANT_DIRECTION)
uniform vec3 vReflectionDominantDirection;
#endif
#if defined(USE_LOCAL_REFLECTIONMAP_CUBIC) && defined(REFLECTIONMAP_CUBIC)
uniform vec3 vReflectionPosition;uniform vec3 vReflectionSize;
#endif
#endif
#if defined(SS_REFRACTION) && defined(SS_USE_LOCAL_REFRACTIONMAP_CUBIC)
uniform vec3 vRefractionPosition;uniform vec3 vRefractionSize;
#endif
#ifdef CLEARCOAT
uniform vec2 vClearCoatParams;uniform vec4 vClearCoatRefractionParams;
#if defined(CLEARCOAT_TEXTURE) || defined(CLEARCOAT_TEXTURE_ROUGHNESS)
uniform vec4 vClearCoatInfos;
#endif
#ifdef CLEARCOAT_TEXTURE
uniform mat4 clearCoatMatrix;
#endif
#ifdef CLEARCOAT_TEXTURE_ROUGHNESS
uniform mat4 clearCoatRoughnessMatrix;
#endif
#ifdef CLEARCOAT_BUMP
uniform vec2 vClearCoatBumpInfos;uniform vec2 vClearCoatTangentSpaceParams;uniform mat4 clearCoatBumpMatrix;
#endif
#ifdef CLEARCOAT_TINT
uniform vec4 vClearCoatTintParams;uniform float clearCoatColorAtDistance;
#ifdef CLEARCOAT_TINT_TEXTURE
uniform vec2 vClearCoatTintInfos;uniform mat4 clearCoatTintMatrix;
#endif
#endif
#endif
#ifdef IRIDESCENCE
uniform vec4 vIridescenceParams;
#if defined(IRIDESCENCE_TEXTURE) || defined(IRIDESCENCE_THICKNESS_TEXTURE)
uniform vec4 vIridescenceInfos;
#endif
#ifdef IRIDESCENCE_TEXTURE
uniform mat4 iridescenceMatrix;
#endif
#ifdef IRIDESCENCE_THICKNESS_TEXTURE
uniform mat4 iridescenceThicknessMatrix;
#endif
#endif
#ifdef ANISOTROPIC
uniform vec3 vAnisotropy;
#ifdef ANISOTROPIC_TEXTURE
uniform vec2 vAnisotropyInfos;uniform mat4 anisotropyMatrix;
#endif
#endif
#ifdef SHEEN
uniform vec4 vSheenColor;
#ifdef SHEEN_ROUGHNESS
uniform float vSheenRoughness;
#endif
#if defined(SHEEN_TEXTURE) || defined(SHEEN_TEXTURE_ROUGHNESS)
uniform vec4 vSheenInfos;
#endif
#ifdef SHEEN_TEXTURE
uniform mat4 sheenMatrix;
#endif
#ifdef SHEEN_TEXTURE_ROUGHNESS
uniform mat4 sheenRoughnessMatrix;
#endif
#endif
#ifdef SUBSURFACE
#ifdef SS_REFRACTION
uniform vec4 vRefractionMicrosurfaceInfos;uniform vec4 vRefractionInfos;uniform mat4 refractionMatrix;
#ifdef REALTIME_FILTERING
uniform vec2 vRefractionFilteringInfo;
#endif
#ifdef SS_DISPERSION
uniform float dispersion;
#endif
#endif
#ifdef SS_THICKNESSANDMASK_TEXTURE
uniform vec2 vThicknessInfos;uniform mat4 thicknessMatrix;
#endif
#ifdef SS_REFRACTIONINTENSITY_TEXTURE
uniform vec2 vRefractionIntensityInfos;uniform mat4 refractionIntensityMatrix;
#endif
#ifdef SS_TRANSLUCENCYINTENSITY_TEXTURE
uniform vec2 vTranslucencyIntensityInfos;uniform mat4 translucencyIntensityMatrix;
#endif
uniform vec2 vThicknessParam;uniform vec3 vDiffusionDistance;uniform vec4 vTintColor;uniform vec3 vSubSurfaceIntensity;uniform vec4 vTranslucencyColor;
#ifdef SS_TRANSLUCENCYCOLOR_TEXTURE
uniform vec2 vTranslucencyColorInfos;uniform mat4 translucencyColorMatrix;
#endif
#endif
#ifdef PREPASS
#ifdef SS_SCATTERING
uniform float scatteringDiffusionProfile;
#endif
#endif
#if DEBUGMODE>0
uniform vec2 vDebugMode;
#endif
#ifdef DETAIL
uniform vec4 vDetailInfos;
#endif
#include<decalFragmentDeclaration>
#ifdef USESPHERICALFROMREFLECTIONMAP
#ifdef SPHERICAL_HARMONICS
uniform vec3 vSphericalL00;uniform vec3 vSphericalL1_1;uniform vec3 vSphericalL10;uniform vec3 vSphericalL11;uniform vec3 vSphericalL2_2;uniform vec3 vSphericalL2_1;uniform vec3 vSphericalL20;uniform vec3 vSphericalL21;uniform vec3 vSphericalL22;
#else
uniform vec3 vSphericalX;uniform vec3 vSphericalY;uniform vec3 vSphericalZ;uniform vec3 vSphericalXX_ZZ;uniform vec3 vSphericalYY_ZZ;uniform vec3 vSphericalZZ;uniform vec3 vSphericalXY;uniform vec3 vSphericalYZ;uniform vec3 vSphericalZX;
#endif
#endif
#define ADDITIONAL_FRAGMENT_DECLARATION
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$x]) {
ShaderStore.IncludesShadersStore[name$x] = shader$x;
}
// Do not edit.
const name$w = "pbrFragmentExtraDeclaration";
const shader$w = `varying vec3 vPositionW;
#if DEBUGMODE>0
varying vec4 vClipSpacePosition;
#endif
#include<mainUVVaryingDeclaration>[1..7]
#ifdef NORMAL
varying vec3 vNormalW;
#if defined(USESPHERICALFROMREFLECTIONMAP) && defined(USESPHERICALINVERTEX)
varying vec3 vEnvironmentIrradiance;
#endif
#endif
#if defined(VERTEXCOLOR) || defined(INSTANCESCOLOR) && defined(INSTANCES)
varying vec4 vColor;
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$w]) {
ShaderStore.IncludesShadersStore[name$w] = shader$w;
}
// Do not edit.
const name$v = "samplerFragmentAlternateDeclaration";
const shader$v = `#ifdef _DEFINENAME_
#if _DEFINENAME_DIRECTUV==1
#define v_VARYINGNAME_UV vMainUV1
#elif _DEFINENAME_DIRECTUV==2
#define v_VARYINGNAME_UV vMainUV2
#elif _DEFINENAME_DIRECTUV==3
#define v_VARYINGNAME_UV vMainUV3
#elif _DEFINENAME_DIRECTUV==4
#define v_VARYINGNAME_UV vMainUV4
#elif _DEFINENAME_DIRECTUV==5
#define v_VARYINGNAME_UV vMainUV5
#elif _DEFINENAME_DIRECTUV==6
#define v_VARYINGNAME_UV vMainUV6
#else
varying vec2 v_VARYINGNAME_UV;
#endif
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$v]) {
ShaderStore.IncludesShadersStore[name$v] = shader$v;
}
// Do not edit.
const name$u = "pbrFragmentSamplersDeclaration";
const shader$u = `#include<samplerFragmentDeclaration>(_DEFINENAME_,ALBEDO,_VARYINGNAME_,Albedo,_SAMPLERNAME_,albedo)
#include<samplerFragmentDeclaration>(_DEFINENAME_,BASE_WEIGHT,_VARYINGNAME_,BaseWeight,_SAMPLERNAME_,baseWeight)
#include<samplerFragmentDeclaration>(_DEFINENAME_,BASE_DIFFUSE_ROUGHNESS,_VARYINGNAME_,BaseDiffuseRoughness,_SAMPLERNAME_,baseDiffuseRoughness)
#include<samplerFragmentDeclaration>(_DEFINENAME_,AMBIENT,_VARYINGNAME_,Ambient,_SAMPLERNAME_,ambient)
#include<samplerFragmentDeclaration>(_DEFINENAME_,OPACITY,_VARYINGNAME_,Opacity,_SAMPLERNAME_,opacity)
#include<samplerFragmentDeclaration>(_DEFINENAME_,EMISSIVE,_VARYINGNAME_,Emissive,_SAMPLERNAME_,emissive)
#include<samplerFragmentDeclaration>(_DEFINENAME_,LIGHTMAP,_VARYINGNAME_,Lightmap,_SAMPLERNAME_,lightmap)
#include<samplerFragmentDeclaration>(_DEFINENAME_,REFLECTIVITY,_VARYINGNAME_,Reflectivity,_SAMPLERNAME_,reflectivity)
#include<samplerFragmentDeclaration>(_DEFINENAME_,MICROSURFACEMAP,_VARYINGNAME_,MicroSurfaceSampler,_SAMPLERNAME_,microSurface)
#include<samplerFragmentDeclaration>(_DEFINENAME_,METALLIC_REFLECTANCE,_VARYINGNAME_,MetallicReflectance,_SAMPLERNAME_,metallicReflectance)
#include<samplerFragmentDeclaration>(_DEFINENAME_,REFLECTANCE,_VARYINGNAME_,Reflectance,_SAMPLERNAME_,reflectance)
#include<samplerFragmentDeclaration>(_DEFINENAME_,DECAL,_VARYINGNAME_,Decal,_SAMPLERNAME_,decal)
#ifdef CLEARCOAT
#include<samplerFragmentDeclaration>(_DEFINENAME_,CLEARCOAT_TEXTURE,_VARYINGNAME_,ClearCoat,_SAMPLERNAME_,clearCoat)
#include<samplerFragmentAlternateDeclaration>(_DEFINENAME_,CLEARCOAT_TEXTURE_ROUGHNESS,_VARYINGNAME_,ClearCoatRoughness)
#if defined(CLEARCOAT_TEXTURE_ROUGHNESS)
uniform sampler2D clearCoatRoughnessSampler;
#endif
#include<samplerFragmentDeclaration>(_DEFINENAME_,CLEARCOAT_BUMP,_VARYINGNAME_,ClearCoatBump,_SAMPLERNAME_,clearCoatBump)
#include<samplerFragmentDeclaration>(_DEFINENAME_,CLEARCOAT_TINT_TEXTURE,_VARYINGNAME_,ClearCoatTint,_SAMPLERNAME_,clearCoatTint)
#endif
#ifdef IRIDESCENCE
#include<samplerFragmentDeclaration>(_DEFINENAME_,IRIDESCENCE_TEXTURE,_VARYINGNAME_,Iridescence,_SAMPLERNAME_,iridescence)
#include<samplerFragmentDeclaration>(_DEFINENAME_,IRIDESCENCE_THICKNESS_TEXTURE,_VARYINGNAME_,IridescenceThickness,_SAMPLERNAME_,iridescenceThickness)
#endif
#ifdef SHEEN
#include<samplerFragmentDeclaration>(_DEFINENAME_,SHEEN_TEXTURE,_VARYINGNAME_,Sheen,_SAMPLERNAME_,sheen)
#include<samplerFragmentAlternateDeclaration>(_DEFINENAME_,SHEEN_TEXTURE_ROUGHNESS,_VARYINGNAME_,SheenRoughness)
#if defined(SHEEN_ROUGHNESS) && defined(SHEEN_TEXTURE_ROUGHNESS)
uniform sampler2D sheenRoughnessSampler;
#endif
#endif
#ifdef ANISOTROPIC
#include<samplerFragmentDeclaration>(_DEFINENAME_,ANISOTROPIC_TEXTURE,_VARYINGNAME_,Anisotropy,_SAMPLERNAME_,anisotropy)
#endif
#ifdef REFLECTION
#ifdef REFLECTIONMAP_3D
#define sampleReflection(s,c) textureCube(s,c)
uniform samplerCube reflectionSampler;
#ifdef LODBASEDMICROSFURACE
#define sampleReflectionLod(s,c,l) textureCubeLodEXT(s,c,l)
#else
uniform samplerCube reflectionSamplerLow;uniform samplerCube reflectionSamplerHigh;
#endif
#ifdef USEIRRADIANCEMAP
uniform samplerCube irradianceSampler;
#endif
#else
#define sampleReflection(s,c) texture2D(s,c)
uniform sampler2D reflectionSampler;
#ifdef LODBASEDMICROSFURACE
#define sampleReflectionLod(s,c,l) texture2DLodEXT(s,c,l)
#else
uniform sampler2D reflectionSamplerLow;uniform sampler2D reflectionSamplerHigh;
#endif
#ifdef USEIRRADIANCEMAP
uniform sampler2D irradianceSampler;
#endif
#endif
#ifdef REFLECTIONMAP_SKYBOX
varying vec3 vPositionUVW;
#else
#if defined(REFLECTIONMAP_EQUIRECTANGULAR_FIXED) || defined(REFLECTIONMAP_MIRROREDEQUIRECTANGULAR_FIXED)
varying vec3 vDirectionW;
#endif
#endif
#endif
#ifdef ENVIRONMENTBRDF
uniform sampler2D environmentBrdfSampler;
#endif
#ifdef SUBSURFACE
#ifdef SS_REFRACTION
#ifdef SS_REFRACTIONMAP_3D
#define sampleRefraction(s,c) textureCube(s,c)
uniform samplerCube refractionSampler;
#ifdef LODBASEDMICROSFURACE
#define sampleRefractionLod(s,c,l) textureCubeLodEXT(s,c,l)
#else
uniform samplerCube refractionSamplerLow;uniform samplerCube refractionSamplerHigh;
#endif
#else
#define sampleRefraction(s,c) texture2D(s,c)
uniform sampler2D refractionSampler;
#ifdef LODBASEDMICROSFURACE
#define sampleRefractionLod(s,c,l) texture2DLodEXT(s,c,l)
#else
uniform sampler2D refractionSamplerLow;uniform sampler2D refractionSamplerHigh;
#endif
#endif
#endif
#include<samplerFragmentDeclaration>(_DEFINENAME_,SS_THICKNESSANDMASK_TEXTURE,_VARYINGNAME_,Thickness,_SAMPLERNAME_,thickness)
#include<samplerFragmentDeclaration>(_DEFINENAME_,SS_REFRACTIONINTENSITY_TEXTURE,_VARYINGNAME_,RefractionIntensity,_SAMPLERNAME_,refractionIntensity)
#include<samplerFragmentDeclaration>(_DEFINENAME_,SS_TRANSLUCENCYINTENSITY_TEXTURE,_VARYINGNAME_,TranslucencyIntensity,_SAMPLERNAME_,translucencyIntensity)
#include<samplerFragmentDeclaration>(_DEFINENAME_,SS_TRANSLUCENCYCOLOR_TEXTURE,_VARYINGNAME_,TranslucencyColor,_SAMPLERNAME_,translucencyColor)
#endif
#ifdef IBL_CDF_FILTERING
uniform sampler2D icdfSampler;
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$u]) {
ShaderStore.IncludesShadersStore[name$u] = shader$u;
}
// Do not edit.
const name$t = "subSurfaceScatteringFunctions";
const shader$t = `bool testLightingForSSS(float diffusionProfile)
{return diffusionProfile<1.;}`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$t]) {
ShaderStore.IncludesShadersStore[name$t] = shader$t;
}
// Do not edit.
const name$s = "pbrHelperFunctions";
const shader$s = `#define MINIMUMVARIANCE 0.0005
float convertRoughnessToAverageSlope(float roughness)
{return square(roughness)+MINIMUMVARIANCE;}
float fresnelGrazingReflectance(float reflectance0) {float reflectance90=saturate(reflectance0*25.0);return reflectance90;}
vec2 getAARoughnessFactors(vec3 normalVector) {
#ifdef SPECULARAA
vec3 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);
#else
return vec2(0.);
#endif
}
#ifdef ANISOTROPIC
#ifdef ANISOTROPIC_LEGACY
vec2 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);}
vec3 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;}
vec3 anisotropicFrameTangent=cross(normalize(anisotropicFrameDirection),V);vec3 anisotropicFrameNormal=cross(anisotropicFrameTangent,anisotropicFrameDirection);vec3 anisotropicNormal=normalize(mix(N,anisotropicFrameNormal,abs(anisotropy)));return anisotropicNormal;}
#else
vec2 getAnisotropicRoughness(float alphaG,float anisotropy) {float alphaT=max(mix(alphaG,1.0,anisotropy*anisotropy),MINIMUMVARIANCE);float alphaB=max(alphaG,MINIMUMVARIANCE);return vec2(alphaT,alphaB);}
vec3 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;}
#endif
#endif
#if defined(CLEARCOAT) || defined(SS_REFRACTION)
vec3 cocaLambert(vec3 alpha,float distance) {return exp(-alpha*distance);}
vec3 cocaLambert(float NdotVRefract,float NdotLRefract,vec3 alpha,float thickness) {return cocaLambert(alpha,(thickness*((NdotLRefract+NdotVRefract)/(NdotLRefract*NdotVRefract))));}
vec3 computeColorAtDistanceInMedia(vec3 color,float distance) {return -log(color)/distance;}
vec3 computeClearCoatAbsorption(float NdotVRefract,float NdotLRefract,vec3 clearCoatColor,float clearCoatThickness,float clearCoatIntensity) {vec3 clearCoatAbsorption=mix(vec3(1.0),
cocaLambert(NdotVRefract,NdotLRefract,clearCoatColor,clearCoatThickness),
clearCoatIntensity);return clearCoatAbsorption;}
#endif
#ifdef MICROSURFACEAUTOMATIC
float computeDefaultMicroSurface(float microSurface,vec3 reflectivityColor)
{const float kReflectivityNoAlphaWorkflow_SmoothnessMax=0.95;float reflectivityLuminance=getLuminance(reflectivityColor);float reflectivityLuma=sqrt(reflectivityLuminance);microSurface=reflectivityLuma*kReflectivityNoAlphaWorkflow_SmoothnessMax;return microSurface;}
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$s]) {
ShaderStore.IncludesShadersStore[name$s] = shader$s;
}
// Do not edit.
const name$r = "pbrDirectLightingSetupFunctions";
const shader$r = `struct preLightingInfo
{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;
#ifdef IRIDESCENCE
float iridescenceIntensity;
#endif
#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)
vec3 areaLightDiffuse;
#ifdef SPECULARTERM
vec3 areaLightSpecular;vec4 areaLightFresnel;
#endif
#endif
};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;}
preLightingInfo 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;}
preLightingInfo 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;
#ifdef SPECULARTERM
result.L=normalize(lightData.xyz);result.H=normalize(V+result.L);result.VdotH=saturate(dot(V,result.H));
#endif
result.LdotV=0.;result.roughness=0.;result.diffuseRoughness=0.;result.surfaceAlbedo=vec3(0.);return result;}
#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)
#include<ltcHelperFunctions>
uniform 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 )
{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);
#ifdef SPECULARTERM
result.areaLightFresnel=data.Fresnel;result.areaLightSpecular=data.Specular;
#endif
result.areaLightDiffuse=data.Diffuse;result.LdotV=0.;result.roughness=0.;result.diffuseRoughness=0.;result.surfaceAlbedo=vec3(0.);return result;}
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$r]) {
ShaderStore.IncludesShadersStore[name$r] = shader$r;
}
// Do not edit.
const name$q = "pbrDirectLightingFalloffFunctions";
const shader$q = `float computeDistanceLightFalloff_Standard(vec3 lightOffset,float range)
{return max(0.,1.0-length(lightOffset)/range);}
float computeDistanceLightFalloff_Physical(float lightDistanceSquared)
{return 1.0/maxEps(lightDistanceSquared);}
float computeDistanceLightFalloff_GLTF(float lightDistanceSquared,float inverseSquaredRange)
{float lightDistanceFalloff=1.0/maxEps(lightDistanceSquared);float factor=lightDistanceSquared*inverseSquaredRange;float attenuation=saturate(1.0-factor*factor);attenuation*=attenuation;lightDistanceFalloff*=attenuation;return lightDistanceFalloff;}
float computeDistanceLightFalloff(vec3 lightOffset,float lightDistanceSquared,float range,float inverseSquaredRange)
{
#ifdef USEPHYSICALLIGHTFALLOFF
return computeDistanceLightFalloff_Physical(lightDistanceSquared);
#elif defined(USEGLTFLIGHTFALLOFF)
return computeDistanceLightFalloff_GLTF(lightDistanceSquared,inverseSquaredRange);
#else
return computeDistanceLightFalloff_Standard(lightOffset,range);
#endif
}
float computeDirectionalLightFalloff_Standard(vec3 lightDirection,vec3 directionToLightCenterW,float cosHalfAngle,float exponent)
{float falloff=0.0;float cosAngle=maxEps(dot(-lightDirection,directionToLightCenterW));if (cosAngle>=cosHalfAngle)
{falloff=max(0.,pow(cosAngle,exponent));}
return falloff;}
float computeDirectionalLightFalloff_IES(vec3 lightDirection,vec3 directionToLightCenterW,sampler2D iesLightSampler)
{float cosAngle=dot(-lightDirection,directionToLightCenterW);float angle=acos(cosAngle)/PI;return texture2D(iesLightSampler,vec2(angle,0.)).r;}
float computeDirectionalLightFalloff_Physical(vec3 lightDirection,vec3 directionToLightCenterW,float cosHalfAngle)
{const float kMinusLog2ConeAngleIntensityRatio=6.64385618977;
float concentrationKappa=kMinusLog2ConeAngleIntensityRatio/(1.0-cosHalfAngle);vec4 lightDirectionSpreadSG=vec4(-lightDirection*concentrationKappa,-concentrationKappa);float falloff=exp2(dot(vec4(directionToLightCenterW,1.0),lightDirectionSpreadSG));return falloff;}
float computeDirectionalLightFalloff_GLTF(vec3 lightDirection,vec3 directionToLightCenterW,float lightAngleScale,float lightAngleOffset)
{float cd=dot(-lightDirection,directionToLightCenterW);float falloff=saturate(cd*lightAngleScale+lightAngleOffset);falloff*=falloff;return falloff;}
float computeDirectionalLightFalloff(vec3 lightDirection,vec3 directionToLightCenterW,float cosHalfAngle,float exponent,float lightAngleScale,float lightAngleOffset)
{
#ifdef USEPHYSICALLIGHTFALLOFF
return computeDirectionalLightFalloff_Physical(lightDirection,directionToLightCenterW,cosHalfAngle);
#elif defined(USEGLTFLIGHTFALLOFF)
return computeDirectionalLightFalloff_GLTF(lightDirection,directionToLightCenterW,lightAngleScale,lightAngleOffset);
#else
return computeDirectionalLightFalloff_Standard(lightDirection,directionToLightCenterW,cosHalfAngle,exponent);
#endif
}`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$q]) {
ShaderStore.IncludesShadersStore[name$q] = shader$q;
}
// Do not edit.
const name$p = "pbrDirectLightingFunctions";
const shader$p = `#define CLEARCOATREFLECTANCE90 1.0
struct lightingInfo
{vec3 diffuse;
#ifdef SS_TRANSLUCENCY
vec3 diffuseTransmission;
#endif
#ifdef SPECULARTERM
vec3 specular;
#endif
#ifdef CLEARCOAT
vec4 clearCoat;
#endif
#ifdef SHEEN
vec3 sheen;
#endif
};float adjustRoughnessFromLightProperties(float roughness,float lightRadius,float lightDistance) {
#if defined(USEPHYSICALLIGHTFALLOFF) || defined(USEGLTFLIGHTFALLOFF)
float lightRoughness=lightRadius/lightDistance;float totalRoughness=saturate(lightRoughness+roughness);return totalRoughness;
#else
return roughness;
#endif
}
vec3 computeHemisphericDiffuseLighting(preLightingInfo info,vec3 lightColor,vec3 groundColor) {return mix(groundColor,lightColor,info.NdotL);}
#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)
vec3 computeAreaDiffuseLighting(preLightingInfo info,vec3 lightColor) {return info.areaLightDiffuse*lightColor;}
#endif
vec3 computeDiffuseLighting(preLightingInfo info,vec3 lightColor) {vec3 diffuseTerm=vec3(1.0/PI);
#if BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_LEGACY
diffuseTerm=vec3(diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.roughness));
#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_BURLEY
diffuseTerm=vec3(diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.diffuseRoughness));
#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_EON
vec3 clampedAlbedo=clamp(info.surfaceAlbedo,vec3(0.1),vec3(1.0));diffuseTerm=diffuseBRDF_EON(clampedAlbedo,info.diffuseRoughness,info.NdotL,info.NdotV,info.LdotV);diffuseTerm/=clampedAlbedo;
#endif
return diffuseTerm*info.attenuation*info.NdotL*lightColor;}
#define inline
vec3 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);}
#ifdef SS_TRANSLUCENCY
vec3 computeDiffuseTransmittedLighting(preLightingInfo info,vec3 lightColor,vec3 transmittance) {vec3 transmittanceNdotL=vec3(0.);float NdotL=absEps(info.NdotLUnclamped);
#ifndef SS_TRANSLUCENCY_LEGACY
if (info.NdotLUnclamped<0.0) {
#endif
float wrapNdotL=computeWrappedDiffuseNdotL(NdotL,0.02);float trAdapt=step(0.,info.NdotLUnclamped);transmittanceNdotL=mix(transmittance*wrapNdotL,vec3(wrapNdotL),trAdapt);
#ifndef SS_TRANSLUCENCY_LEGACY
}
vec3 diffuseTerm=vec3(1.0/PI);
#if BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_LEGACY
diffuseTerm=vec3(diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.roughness));
#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_BURLEY
diffuseTerm=vec3(diffuseBRDF_Burley(info.NdotL,info.NdotV,info.VdotH,info.diffuseRoughness));
#elif BASE_DIFFUSE_MODEL==BRDF_DIFFUSE_MODEL_EON
vec3 clampedAlbedo=clamp(info.surfaceAlbedo,vec3(0.1),vec3(1.0));diffuseTerm=diffuseBRDF_EON(clampedAlbedo,info.diffuseRoughness,info.NdotL,info.NdotV,info.LdotV);diffuseTerm/=clampedAlbedo;
#endif
#else
float diffuseTerm=diffuseBRDF_Burley(NdotL,info.NdotV,info.VdotH,info.roughness);
#endif
return diffuseTerm*transmittanceNdotL*info.attenuation*lightColor;}
#endif
#ifdef SPECULARTERM
vec3 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);
#ifdef IRIDESCENCE
fresnel=mix(fresnel,reflectance0,info.iridescenceIntensity);
#endif
float distribution=normalDistributionFunction_TrowbridgeReitzGGX(NdotH,alphaG);
#ifdef BRDF_V_HEIGHT_CORRELATED
float smithVisibility=smithVisibility_GGXCorrelated(info.NdotL,info.NdotV,alphaG);
#else
float smithVisibility=smithVisibility_TrowbridgeReitzGGXFast(info.NdotL,info.NdotV,alphaG);
#endif
vec3 specTerm=fresnel*distribution*smithVisibility;return specTerm*info.attenuation*info.NdotL*lightColor;}
#if defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)
vec3 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;}
#endif
#endif
#ifdef ANISOTROPIC
vec3 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);
#ifdef IRIDESCENCE
fresnel=mix(fresnel,reflectance0,info.iridescenceIntensity);
#endif
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=fresnel*distribution*smithVisibility;return specTerm*info.attenuation*info.NdotL*lightColor;}
#endif
#ifdef CLEARCOAT
vec4 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(
clearCoatTerm*info.attenuation*NccdotL*lightColor,
1.0-fresnel
);}
vec3 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;}
#endif
#ifdef SHEEN
vec3 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
float visibility=visibility_CharlieSheen(info.NdotL,info.NdotV,alphaG);
#else */
float visibility=visibility_Ashikhmin(info.NdotL,info.NdotV);/* #endif */
float sheenTerm=fresnel*distribution*visibility;return sheenTerm*info.attenuation*info.NdotL*lightColor;}
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$p]) {
ShaderStore.IncludesShadersStore[name$p] = shader$p;
}
// Do not edit.
const name$o = "pbrIBLFunctions";
const shader$o = `#if defined(REFLECTION) || defined(SS_REFRACTION)
float getLodFromAlphaG(float cubeMapDimensionPixels,float microsurfaceAverageSlope) {float microsurfaceAverageSlopeTexels=cubeMapDimensionPixels*microsurfaceAverageSlope;float lod=log2(microsurfaceAverageSlopeTexels);return lod;}
float getLinearLodFromRoughness(float cubeMapDimensionPixels,float roughness) {float lod=log2(cubeMapDimensionPixels)*roughness;return lod;}
#endif
#if defined(ENVIRONMENTBRDF) && defined(RADIANCEOCCLUSION)
float environmentRadianceOcclusion(float ambientOcclusion,float NdotVUnclamped) {float temp=NdotVUnclamped+ambientOcclusion;return saturate(square(temp)-1.0+ambientOcclusion);}
#endif
#if defined(ENVIRONMENTBRDF) && defined(HORIZONOCCLUSION)
float environmentHorizonOcclusion(vec3 view,vec3 normal,vec3 geometricNormal) {vec3 reflection=reflect(view,normal);float temp=saturate(1.0+1.1*dot(reflection,geometricNormal));return square(temp);}
#endif
#if defined(LODINREFLECTIONALPHA) || defined(SS_LODINREFRACTIONALPHA)
#define UNPACK_LOD(x) (1.0-x)*255.0
float getLodFromAlphaG(float cubeMapDimensionPixels,float alphaG,float NdotV) {float microsurfaceAverageSlope=alphaG;microsurfaceAverageSlope*=sqrt(abs(NdotV));return getLodFromAlphaG(cubeMapDimensionPixels,microsurfaceAverageSlope);}
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$o]) {
ShaderStore.IncludesShadersStore[name$o] = shader$o;
}
// Do not edit.
const name$n = "pbrBlockAlbedoOpacity";
const shader$n = `struct albedoOpacityOutParams
{vec3 surfaceAlbedo;float alpha;};
#define pbr_inline
albedoOpacityOutParams albedoOpacityBlock(
in vec4 vAlbedoColor
#ifdef ALBEDO
,in vec4 albedoTexture
,in vec2 albedoInfos
#endif
,in float baseWeight
#ifdef BASE_WEIGHT
,in vec4 baseWeightTexture
,in vec2 vBaseWeightInfos
#endif
#ifdef OPACITY
,in vec4 opacityMap
,in vec2 vOpacityInfos
#endif
#ifdef DETAIL
,in vec4 detailColor
,in vec4 vDetailInfos
#endif
#ifdef DECAL
,in vec4 decalColor
,in vec4 vDecalInfos
#endif
)
{albedoOpacityOutParams outParams;vec3 surfaceAlbedo=vAlbedoColor.rgb;float alpha=vAlbedoColor.a;
#ifdef ALBEDO
#if defined(ALPHAFROMALBEDO) || defined(ALPHATEST)
alpha*=albedoTexture.a;
#endif
#ifdef GAMMAALBEDO
surfaceAlbedo*=toLinearSpace(albedoTexture.rgb);
#else
surfaceAlbedo*=albedoTexture.rgb;
#endif
surfaceAlbedo*=albedoInfos.y;
#endif
#ifndef DECAL_AFTER_DETAIL
#include<decalFragment>
#endif
#if defined(VERTEXCOLOR) || defined(INSTANCESCOLOR) && defined(INSTANCES)
surfaceAlbedo*=vColor.rgb;
#endif
#ifdef DETAIL
float detailAlbedo=2.0*mix(0.5,detailColor.r,vDetailInfos.y);surfaceAlbedo.rgb=surfaceAlbedo.rgb*detailAlbedo*detailAlbedo;
#endif
#ifdef DECAL_AFTER_DETAIL
#include<decalFragment>
#endif
#define CUSTOM_FRAGMENT_UPDATE_ALBEDO
surfaceAlbedo*=baseWeight;
#ifdef BASE_WEIGHT
surfaceAlbedo*=baseWeightTexture.r;
#endif
#ifdef OPACITY
#ifdef OPACITYRGB
alpha=getLuminance(opacityMap.rgb);
#else
alpha*=opacityMap.a;
#endif
alpha*=vOpacityInfos.y;
#endif
#if defined(VERTEXALPHA) || defined(INSTANCESCOLOR) && defined(INSTANCES)
alpha*=vColor.a;
#endif
#if !defined(SS_LINKREFRACTIONTOTRANSPARENCY) && !defined(ALPHAFRESNEL)
#ifdef ALPHATEST
#if DEBUGMODE != 88
if (alpha<ALPHATESTVALUE)
discard;
#endif
#ifndef ALPHABLEND
alpha=1.0;
#endif
#endif
#endif
outParams.surfaceAlbedo=surfaceAlbedo;outParams.alpha=alpha;return outParams;}
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$n]) {
ShaderStore.IncludesShadersStore[name$n] = shader$n;
}
// Do not edit.
const name$m = "pbrBlockReflectivity";
const shader$m = `struct reflectivityOutParams
{float microSurface;float roughness;float diffuseRoughness;float reflectanceF0;vec3 reflectanceF90;vec3 colorReflectanceF0;vec3 colorReflectanceF90;
#ifdef METALLICWORKFLOW
vec3 surfaceAlbedo;float metallic;float specularWeight;vec3 dielectricColorF0;
#endif
#if defined(METALLICWORKFLOW) && defined(REFLECTIVITY) && defined(AOSTOREINMETALMAPRED)
vec3 ambientOcclusionColor;
#endif
#if DEBUGMODE>0
#ifdef METALLICWORKFLOW
#ifdef REFLECTIVITY
vec4 surfaceMetallicColorMap;
#endif
vec3 metallicF0;
#else
#ifdef REFLECTIVITY
vec4 surfaceReflectivityColorMap;
#endif
#endif
#endif
};
#define pbr_inline
reflectivityOutParams reflectivityBlock(
in vec4 reflectivityColor
#ifdef METALLICWORKFLOW
,in vec3 surfaceAlbedo
,in vec4 metallicReflectanceFactors
#endif
,in float baseDiffuseRoughness
#ifdef BASE_DIFFUSE_ROUGHNESS
,in float baseDiffuseRoughnessTexture
,in vec2 baseDiffuseRoughnessInfos
#endif
#ifdef REFLECTIVITY
,in vec3 reflectivityInfos
,in vec4 surfaceMetallicOrReflectivityColorMap
#endif
#if defined(METALLICWORKFLOW) && defined(REFLECTIVITY) && defined(AOSTOREINMETALMAPRED)
,in vec3 ambientOcclusionColorIn
#endif
#ifdef MICROSURFACEMAP
,in vec4 microSurfaceTexel
#endif
#ifdef DETAIL
,in vec4 detailColor
,in vec4 vDetailInfos
#endif
)
{reflectivityOutParams outParams;float microSurface=reflectivityColor.a;vec3 surfaceReflectivityColor=reflectivityColor.rgb;
#ifdef METALLICWORKFLOW
vec2 metallicRoughness=surfaceReflectivityColor.rg;float ior=surfaceReflectivityColor.b;
#ifdef REFLECTIVITY
#if DEBUGMODE>0
outParams.surfaceMetallicColorMap=surfaceMetallicOrReflectivityColorMap;
#endif
#ifdef AOSTOREINMETALMAPRED
vec3 aoStoreInMetalMap=vec3(surfaceMetallicOrReflectivityColorMap.r,surfaceMetallicOrReflectivityColorMap.r,surfaceMetallicOrReflectivityColorMap.r);outParams.ambientOcclusionColor=mix(ambientOcclusionColorIn,aoStoreInMetalMap,reflectivityInfos.z);
#endif
#ifdef METALLNESSSTOREINMETALMAPBLUE
metallicRoughness.r*=surfaceMetallicOrReflectivityColorMap.b;
#else
metallicRoughness.r*=surfaceMetallicOrReflectivityColorMap.r;
#endif
#ifdef ROUGHNESSSTOREINMETALMAPALPHA
metallicRoughness.g*=surfaceMetallicOrReflectivityColorMap.a;
#else
#ifdef ROUGHNESSSTOREINMETALMAPGREEN
metallicRoughness.g*=surfaceMetallicOrReflectivityColorMap.g;
#endif
#endif
#endif
#ifdef DETAIL
float detailRoughness=mix(0.5,detailColor.b,vDetailInfos.w);float loLerp=mix(0.,metallicRoughness.g,detailRoughness*2.);float hiLerp=mix(metallicRoughness.g,1.,(detailRoughness-0.5)*2.);metallicRoughness.g=mix(loLerp,hiLerp,step(detailRoughness,0.5));
#endif
#ifdef MICROSURFACEMAP
metallicRoughness.g*=microSurfaceTexel.r;
#endif
#define CUSTOM_FRAGMENT_UPDATE_METALLICROUGHNESS
microSurface=1.0-metallicRoughness.g;vec3 baseColor=surfaceAlbedo;outParams.metallic=metallicRoughness.r;outParams.specularWeight=metallicReflectanceFactors.a;float dielectricF0=reflectivityColor.a*outParams.specularWeight;surfaceReflectivityColor=metallicReflectanceFactors.rgb;
#if DEBUGMODE>0
outParams.metallicF0=vec3(dielectricF0)*surfaceReflectivityColor;
#endif
#ifdef LEGACY_SPECULAR_ENERGY_CONSERVATION
outParams.surfaceAlbedo=baseColor.rgb*(vec3(1.0)-vec3(dielectricF0)*surfaceReflectivityColor)*(1.0-outParams.metallic);
#else
outParams.surfaceAlbedo=baseColor.rgb;
#endif
#ifdef LEGACY_SPECULAR_ENERGY_CONSERVATION
{vec3 reflectivityColor=mix(dielectricF0*surfaceReflectivityColor,baseColor.rgb,outParams.metallic);outParams.reflectanceF0=max(reflectivityColor.r,max(reflectivityColor.g,reflectivityColor.b));}
#else
#if DIELECTRIC_SPECULAR_MODEL==DIELECTRIC_SPECULAR_MODEL_GLTF
float maxF0=max(surfaceReflectivityColor.r,max(surfaceReflectivityColor.g,surfaceReflectivityColor.b));outParams.reflectanceF0=mix(dielectricF0*maxF0,1.0,outParams.metallic);
#else
outParams.reflectanceF0=mix(dielectricF0,1.0,outParams.metallic);
#endif
#endif
#ifdef LEGACY_SPECULAR_ENERGY_CONSERVATION
outParams.reflectanceF90=vec3(outParams.specularWeight);float f90Scale=1.0;
#else
float f90Scale=clamp(2.0*(ior-1.0),0.0,1.0);outParams.reflectanceF90=vec3(mix(outParams.specularWeight*f90Scale,1.0,outParams.metallic));
#endif
outParams.dielectricColorF0=vec3(dielectricF0*surfaceReflectivityColor);vec3 metallicColorF0=baseColor.rgb;outParams.colorReflectanceF0=mix(outParams.dielectricColorF0,metallicColorF0,outParams.metallic);
#if (DIELECTRIC_SPECULAR_MODEL==DIELECTRIC_SPECULAR_MODEL_OPENPBR)
vec3 dielectricColorF90=surfaceReflectivityColor*vec3(outParams.specularWeight)*vec3(f90Scale);
#else
vec3 dielectricColorF90=vec3(outParams.specularWeight*f90Scale);
#endif
#if (CONDUCTOR_SPECULAR_MODEL==CONDUCTOR_SPECULAR_MODEL_OPENPBR)
vec3 conductorColorF90=surfaceReflectivityColor;
#else
#ifdef LEGACY_SPECULAR_ENERGY_CONSERVATION
vec3 conductorColorF90=outParams.reflectanceF90;
#else
vec3 conductorColorF90=vec3(1.0);
#endif
#endif
outParams.colorReflectanceF90=mix(dielectricColorF90,conductorColorF90,outParams.metallic);
#else
#ifdef REFLECTIVITY
surfaceReflectivityColor*=surfaceMetallicOrReflectivityColorMap.rgb;
#if DEBUGMODE>0
outParams.surfaceReflectivityColorMap=surfaceMetallicOrReflectivityColorMap;
#endif
#ifdef MICROSURFACEFROMREFLECTIVITYMAP
microSurface*=surfaceMetallicOrReflectivityColorMap.a;microSurface*=reflectivityInfos.z;
#else
#ifdef MICROSURFACEAUTOMATIC
microSurface*=computeDefaultMicroSurface(microSurface,surfaceReflectivityColor);
#endif
#ifdef MICROSURFACEMAP
microSurface*=microSurfaceTexel.r;
#endif
#define CUSTOM_FRAGMENT_UPDATE_MICROSURFACE
#endif
#endif
outParams.colorReflectanceF0=surfaceReflectivityColor;outParams.reflectanceF0=max(surfaceReflectivityColor.r,max(surfaceReflectivityColor.g,surfaceReflectivityColor.b));outParams.reflectanceF90=vec3(1.0);
#if (DIELECTRIC_SPECULAR_MODEL==DIELECTRIC_SPECULAR_MODEL_OPENPBR)
outParams.colorReflectanceF90=surfaceReflectivityColor;
#else
outParams.colorReflectanceF90=vec3(1.0);
#endif
#endif
microSurface=saturate(microSurface);float roughness=1.-microSurface;float diffuseRoughness=baseDiffuseRoughness;
#ifdef BASE_DIFFUSE_ROUGHNESS
diffuseRoughness*=baseDiffuseRoughnessTexture*baseDiffuseRoughnessInfos.y;
#endif
outParams.microSurface=microSurface;outParams.roughness=roughness;outParams.diffuseRoughness=diffuseRoughness;return outParams;}
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$m]) {
ShaderStore.IncludesShadersStore[name$m] = shader$m;
}
// Do not edit.
const name$l = "pbrBlockAmbientOcclusion";
const shader$l = `struct ambientOcclusionOutParams
{vec3 ambientOcclusionColor;
#if DEBUGMODE>0 && defined(AMBIENT)
vec3 ambientOcclusionColorMap;
#endif
};ambientOcclusionOutParams ambientOcclusionBlock(
#ifdef AMBIENT
in vec3 ambientOcclusionColorMap_,
in vec4 vAmbientInfos
#endif
)
{ambientOcclusionOutParams outParams;vec3 ambientOcclusionColor=vec3(1.,1.,1.);
#ifdef AMBIENT
vec3 ambientOcclusionColorMap=ambientOcclusionColorMap_*vAmbientInfos.y;
#ifdef AMBIENTINGRAYSCALE
ambientOcclusionColorMap=vec3(ambientOcclusionColorMap.r,ambientOcclusionColorMap.r,ambientOcclusionColorMap.r);
#endif
ambientOcclusionColor=mix(ambientOcclusionColor,ambientOcclusionColorMap,vAmbientInfos.z);
#if DEBUGMODE>0
outParams.ambientOcclusionColorMap=ambientOcclusionColorMap;
#endif
#endif
outParams.ambientOcclusionColor=ambientOcclusionColor;return outParams;}
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$l]) {
ShaderStore.IncludesShadersStore[name$l] = shader$l;
}
// Do not edit.
const name$k = "pbrBlockAlphaFresnel";
const shader$k = `#ifdef ALPHAFRESNEL
#if defined(ALPHATEST) || defined(ALPHABLEND)
struct alphaFresnelOutParams
{float alpha;};
#define pbr_inline
alphaFresnelOutParams alphaFresnelBlock(
in vec3 normalW,
in vec3 viewDirectionW,
in float alpha,
in float microSurface
)
{alphaFresnelOutParams outParams;float opacityPerceptual=alpha;
#ifdef LINEARALPHAFRESNEL
float opacity0=opacityPerceptual;
#else
float opacity0=opacityPerceptual*opacityPerceptual;
#endif
float opacity90=fresnelGrazingReflectance(opacity0);vec3 normalForward=faceforward(normalW,-viewDirectionW,normalW);outParams.alpha=getReflectanceFromAnalyticalBRDFLookup_Jones(saturate(dot(viewDirectionW,normalForward)),vec3(opacity0),vec3(opacity90),sqrt(microSurface)).x;
#ifdef ALPHATEST
if (outParams.alpha<ALPHATESTVALUE)
discard;
#ifndef ALPHABLEND
outParams.alpha=1.0;
#endif
#endif
return outParams;}
#endif
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$k]) {
ShaderStore.IncludesShadersStore[name$k] = shader$k;
}
// Do not edit.
const name$j = "pbrBlockAnisotropic";
const shader$j = `#ifdef ANISOTROPIC
struct anisotropicOutParams
{float anisotropy;vec3 anisotropicTangent;vec3 anisotropicBitangent;vec3 anisotropicNormal;
#if DEBUGMODE>0 && defined(ANISOTROPIC_TEXTURE)
vec3 anisotropyMapData;
#endif
};
#define pbr_inline
anisotropicOutParams anisotropicBlock(
in vec3 vAnisotropy,
in float roughness,
#ifdef ANISOTROPIC_TEXTURE
in vec3 anisotropyMapData,
#endif
in mat3 TBN,
in vec3 normalW,
in vec3 viewDirectionW
)
{anisotropicOutParams outParams;float anisotropy=vAnisotropy.b;vec3 anisotropyDirection=vec3(vAnisotropy.xy,0.);
#ifdef ANISOTROPIC_TEXTURE
anisotropy*=anisotropyMapData.b;
#if DEBUGMODE>0
outParams.anisotropyMapData=anisotropyMapData;
#endif
anisotropyMapData.rg=anisotropyMapData.rg*2.0-1.0;
#ifdef ANISOTROPIC_LEGACY
anisotropyDirection.rg*=anisotropyMapData.rg;
#else
anisotropyDirection.xy=mat2(anisotropyDirection.x,anisotropyDirection.y,-anisotropyDirection.y,anisotropyDirection.x)*normalize(anisotropyMapData.rg);
#endif
#endif
mat3 anisoTBN=mat3(normalize(TBN[0]),normalize(TBN[1]),normalize(TBN[2]));vec3 anisotropicTangent=normalize(anisoTBN*anisotropyDirection);vec3 anisotropicBitangent=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;}
#endif
`;
// Sideeffect
if (!ShaderStore.IncludesShadersStore[name$j]) {
ShaderStore.IncludesShadersStore[name$j] = shader$j;
}
// Do not edit.
const name$i = "pbrBlockReflection";
const shader$i = `#ifdef REFLECTION
struct reflectionOutParams
{vec4 environmentRadiance;vec3 environmentIrradiance;
#ifdef REFLECTIONMAP_3D
vec3 reflectionCoords;
#else
vec2 reflectionCoords;
#endif
#ifdef SS_TRANSLUCENCY
#ifdef USESPHERICALFROMREFLECTIONMAP
#if !defined(NORMAL) || !defined(USESPHERICALINVERTEX)
vec3 irradianceVector;
#endif
#endif
#endif
};
#define pbr_inline
void createReflectionCoords(
in vec3 vPositionW,
in vec3 normalW,
#ifdef ANISOTROPIC
in anisotropicOutParams anisotropicOut,
#endif
#ifdef REFLECTIONMAP_3D
out vec3 reflectionCoords
#else
out vec2 reflectionCoords
#endif
)
{
#ifdef ANISOTROPIC
vec3 reflectionVector=computeReflectionCoords(vec4(vPositionW,1.0),anisotropicOut.anisotropicNormal);
#else
vec3 reflectionVector=computeReflectionCoords(vec4(vPositionW,1.0),normalW);
#endif
#ifdef REFLECTIONMAP_OPPOSITEZ
reflectionVector.z*=-1.0;
#endif
#ifdef REFLECTIONMAP_3D
reflectionCoords=reflectionVector;
#else
reflectionCoords=reflectionVector.xy;
#ifdef REFLECTIONMAP_PROJECTION
reflectionCoords/=reflectionVector.z;
#endif
reflectionCoords.y=1.0-reflectionCoords.y;
#endif
}
#define pbr_inline
#define inline
void sampleReflectionTexture(
in float alphaG,
in vec3 vReflectionMicrosurfaceInfos,
in vec2 vReflectionInfos,
in vec3 vReflectionColor,
#if defined(LODINREFLECTIONALPHA) && !defined(REFLECTIONMAP_SKYBOX)
in float NdotVUnclamped,
#endif
#ifdef LINEARSPECULARREFLECTION
in float roughness,
#endif
#ifdef REFLECTIONMAP_3D
in samplerCube reflectionSampler,
const vec3 reflectionCoords,
#else
in sampler2D reflectionSampler,
const vec2 reflectionCoords,
#endif
#ifndef LODBASEDMICROSFURACE
#ifdef REFLECTIONMAP_3D
in samplerCube reflectionSamplerLow,
in samplerCube reflectionSamplerHigh,
#else
in sampler2D reflectionSamplerLow,
in sampler2D reflectionSamplerHigh,
#endif
#endif
#ifdef REALTIME_FILTERING
in vec2 vReflectionFilteringInfo,
#endif
out vec4 environmentRadiance
)
{
#if defined(LODINREFLECTIONALPHA) && !defined(REFLECTIONMAP_SKYBOX)
float reflectionLOD=getLodFromAlphaG(vReflectionMicrosurfaceInfos.x,alphaG,NdotVUnclamped);
#elif defined(LINEARSPECULARREFLECTION)
float reflectionLOD=getLinearLodFromRoughness(vReflectionMicrosurfaceInfos.x,roughness);
#else
float reflectionLOD=getLodFromAlphaG(vReflectionMicrosurfaceInfos.x,alphaG);
#endif
#ifdef LODBASEDMICROSFURACE
reflectionLOD=reflectionLOD*vReflectionMicrosurfaceInfos.y+vReflectionMicrosurfaceInfos.z;
#ifdef LODINREFLECTIONALPHA
float automaticReflectionLOD=UNPACK_LOD(sampleReflection(reflectionSampler,reflectionCoords).a);float requestedReflectionLOD=max(automaticReflectionLOD,reflectionLOD);
#else
float requestedReflectionLOD=reflectionLOD;
#endif
#ifdef REALTIME_FILTERING
environmentRadiance=vec4(radiance(alphaG,reflectionSampler,reflectionCoords,vReflectionFilteringInfo),1.0);
#else
environmentRadiance=sampleReflectionLod(reflectionSampler,reflectionCoords,reflectionLOD);
#endif
#else
float lodReflectionNormalized=saturate(reflectionLOD/log2(vReflectionMicrosurfaceInfos.x));float lodReflectionNormalizedDoubled=lodReflectionNormalized*2.0;vec4 environmentMid=sampleReflection(reflectionSampler,reflectionCoords);if (lodReflectionNormalizedDoubled<1.0){environmentRadiance=mix(
sampleReflection(reflectionSamplerHigh,reflectionCoords),
environmentMid,
lodReflectionNormalizedDoubled
);} else {environmentRadiance=mix(
environmentMid,
sampleReflection(reflectionSamplerLow,reflectionCoords),
lodReflectionNormalizedDoubled-1.0
);}
#endif
#ifdef RGBDREFLECTION
environmentRadiance.rgb=fromRGBD(environmentRadiance);
#endif
#ifdef GAMMAREFLECTION
environmentRadiance.rgb=toLinearSpace(environmentRadiance.rgb);
#endif
environmentRadiance.rgb*=vReflectionInfos.x;environmentRadiance.rgb*=vReflectionColor.rgb;}
#define pbr_inline
#define inline
reflectionOutParams reflectionBlock(
in vec3 vPositionW
,in vec3 normalW
,in float alphaG
,in vec3 vReflectionMicrosurfaceInfos
,in vec2 vReflectionInfos
,in vec3 vReflectionColor
#ifdef ANISOTROPIC
,in anisotropicOutParams anisotropicOut
#endif
#if defined(LODINREFLECTIONALPHA) && !defined(REFLECTIONMAP_SKYBOX)
,in float NdotVUnclamped
#endif
#ifdef LINEARSPECULARREFLECTION
,in float roughness
#endif
#ifdef REFLECTIONMAP_3D
,in samplerCube reflectionSampler
#else
,in sampler2D reflectionSampler
#endif
#if defined(NORMAL) && defined(USESPHERICALINVERTEX)
,in vec3 vEnvironmentIrradiance
#endif
#if (defined(USESPHERICALFROMREFLECTIONMAP) && (!defined(NORMAL) || !defined(USESPHERICALINVERTEX))) || (defined(USEIRRADIANCEMAP) && defined(REFLECTIONMAP_3D))
,in mat4 reflectionMatrix
#endif
#ifdef USEIRRADIANCEMAP
#ifdef REFLECTIONMAP_3D
,in samplerCube irradianceSampler
#else
,in sampler2D irradianceSampler
#endif
#ifdef USE_IRRADIANCE_DOMINANT_DIRECTION
,in vec3 reflectionDominantDirection
#endif
#endif
#ifndef LODBASEDMICROSFURACE
#ifdef REFLECTIONMAP_3D
,in samplerCube reflectionSamplerLow
,in samplerCube reflectionSamplerHigh
#else
,in sampler2D reflectionSamplerLow
,in sampler2D reflectionSamplerHigh
#endif
#endif
#ifdef REALTIME_FILTERING
,in vec2 vReflectionFilteringInfo
#ifdef IBL_CDF_FILTERING
,in sampler2D icdfSampler
#endif
#endif
,in vec3 viewDirectionW
,in float diffuseRoughness
,in vec3 surfaceAlbedo
)
{reflectionOutParams outParams;vec4 environmentRadiance=vec4(0.,0.,0.,0.);
#ifdef REFLECTIONMAP_3D
vec3 reflectionCoords=vec3(0.);
#else
vec2 reflectionCoords=vec2(0.);
#endif
createReflectionCoords(
vPositionW,
normalW,
#ifdef ANISOTROPIC
anisotropicOut,
#endif
reflectionCoords
);sampleReflectionTexture(
alphaG,
vReflectionMicrosurfaceInfos,
vReflectionInfos,
vReflectionColor,
#if defined(LODINREFLECTIONALPHA) && !defined(REFLECTIONMAP_SKYBOX)
NdotVUnclamped,
#endif
#ifdef LINEARSPECULARREFLECTION
roughness,
#endif
#ifdef REFLECTIONMAP_3D
reflectionSampler,
reflectionCoords,
#else
reflectionSampler,
reflectionCoords,
#endif
#ifndef LODBASEDMICROSFURACE
reflectionSamplerLow,
reflectionSamplerHigh,
#endif
#ifdef REALTIME_FILTERING
vReflectionFilteringInfo,
#endif
environmentRadiance
);vec3 environmentIrradiance=vec3(0.,0.,0.);
#if (defined(USESPHERICALFROMREFLECTIONMAP) && (!defined(NORMAL) || !defined(USESPHERICALINVERTEX))) || (defined(USEIRRADIANCEMAP) && defined(REFLECTIONMAP_3D))
#ifdef ANISOTROPIC
vec3 irradianceVector=vec3(reflectionMatrix*vec4(anisotropicOut.anisotropicNormal,0)).xyz;
#else
vec3 irradianceVector=vec3(reflectionMatrix*vec4(normalW,0)).xyz;
#endif
vec3 irradianceView=vec3(reflectionMatrix*vec4(viewDirectionW,0)).xyz;
#if !defined(USE_IRRADIANCE_DOMINANT_DIRECTION) && !defined(REALTIME_FILTERING)
#if BASE_DIFFUSE_MODEL != BRDF_DIFFUSE_MODEL_LAMBERT && BASE_DIFFUSE_MODEL != BRDF_DIFFUSE_MODEL_LEGACY
float NdotV=max(dot(normalW,viewDirectionW),0.0);irradianceVector=mix(irradianceVector,irradianceView,(0.5*(1.0-NdotV))*diffuseRoughn