@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.
3 lines (2 loc) • 2.64 kB
JavaScript
import{S as e}from"./index-BPURObVq.esm.min.js";const n="pbrFragmentReflectionDeclaration",i="#ifdef REFLECTION\n#ifdef REFLECTIONMAP_3D\n#define sampleReflection(s,c) textureCube(s,c)\nuniform samplerCube reflectionSampler;\n#ifdef LODBASEDMICROSFURACE\n#define sampleReflectionLod(s,c,l) textureCubeLodEXT(s,c,l)\n#else\nuniform samplerCube reflectionSamplerLow;uniform samplerCube reflectionSamplerHigh;\n#endif\n#ifdef USEIRRADIANCEMAP\nuniform samplerCube irradianceSampler;\n#endif\n#else\n#define sampleReflection(s,c) texture2D(s,c)\nuniform sampler2D reflectionSampler;\n#ifdef LODBASEDMICROSFURACE\n#define sampleReflectionLod(s,c,l) texture2DLodEXT(s,c,l)\n#else\nuniform sampler2D reflectionSamplerLow;uniform sampler2D reflectionSamplerHigh;\n#endif\n#ifdef USEIRRADIANCEMAP\nuniform sampler2D irradianceSampler;\n#endif\n#endif\n#ifdef REFLECTIONMAP_SKYBOX\nvarying vec3 vPositionUVW;\n#else\n#if defined(REFLECTIONMAP_EQUIRECTANGULAR_FIXED) || defined(REFLECTIONMAP_MIRROREDEQUIRECTANGULAR_FIXED)\nvarying vec3 vDirectionW;\n#endif\n#endif\n#endif\n";e.IncludesShadersStore[n]||(e.IncludesShadersStore[n]=i);const o={name:n,shader:i},r="pbrIBLFunctions",a="#if defined(REFLECTION) || defined(SS_REFRACTION)\nfloat getLodFromAlphaG(float cubeMapDimensionPixels,float microsurfaceAverageSlope) {float microsurfaceAverageSlopeTexels=cubeMapDimensionPixels*microsurfaceAverageSlope;float lod=log2(microsurfaceAverageSlopeTexels);return lod;}\nfloat getLinearLodFromRoughness(float cubeMapDimensionPixels,float roughness) {float lod=log2(cubeMapDimensionPixels)*roughness;return lod;}\n#endif\n#if defined(ENVIRONMENTBRDF) && defined(RADIANCEOCCLUSION)\nfloat environmentRadianceOcclusion(float ambientOcclusion,float NdotVUnclamped) {float temp=NdotVUnclamped+ambientOcclusion;return saturate(square(temp)-1.0+ambientOcclusion);}\n#endif\n#if defined(ENVIRONMENTBRDF) && defined(HORIZONOCCLUSION)\nfloat 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);}\n#endif\n#if defined(LODINREFLECTIONALPHA) || defined(SS_LODINREFRACTIONALPHA)\n#define UNPACK_LOD(x) (1.0-x)*255.0\nfloat getLodFromAlphaG(float cubeMapDimensionPixels,float alphaG,float NdotV) {float microsurfaceAverageSlope=alphaG;microsurfaceAverageSlope*=sqrt(abs(NdotV));return getLodFromAlphaG(cubeMapDimensionPixels,microsurfaceAverageSlope);}\n#endif\n";e.IncludesShadersStore[r]||(e.IncludesShadersStore[r]=a);const l={name:r,shader:a};export{l as a,o as p};
//# sourceMappingURL=pbrIBLFunctions-zgA9JEGu.esm.min.js.map