{"ast":null,"code":"// Do not edit.\nimport { ShaderStore } from \"../../Engines/shaderStore.js\";\nconst name = \"lightsFragmentFunctions\";\nconst shader = `struct lightingInfo\n{vec3 diffuse;\n#ifdef SPECULARTERM\nvec3 specular;\n#endif\n#ifdef NDOTL\nfloat ndl;\n#endif\n};lightingInfo computeLighting(vec3 viewDirectionW,vec3 vNormal,vec4 lightData,vec3 diffuseColor,vec3 specularColor,float range,float glossiness) {lightingInfo result;vec3 lightVectorW;float attenuation=1.0;if (lightData.w==0.)\n{vec3 direction=lightData.xyz-vPositionW;attenuation=max(0.,1.0-length(direction)/range);lightVectorW=normalize(direction);}\nelse\n{lightVectorW=normalize(-lightData.xyz);}\nfloat ndl=max(0.,dot(vNormal,lightVectorW));\n#ifdef NDOTL\nresult.ndl=ndl;\n#endif\nresult.diffuse=ndl*diffuseColor*attenuation;\n#ifdef SPECULARTERM\nvec3 angleW=normalize(viewDirectionW+lightVectorW);float specComp=max(0.,dot(vNormal,angleW));specComp=pow(specComp,max(1.,glossiness));result.specular=specComp*specularColor*attenuation;\n#endif\nreturn result;}\nlightingInfo computeSpotLighting(vec3 viewDirectionW,vec3 vNormal,vec4 lightData,vec4 lightDirection,vec3 diffuseColor,vec3 specularColor,float range,float glossiness) {lightingInfo result;vec3 direction=lightData.xyz-vPositionW;vec3 lightVectorW=normalize(direction);float attenuation=max(0.,1.0-length(direction)/range);float cosAngle=max(0.,dot(lightDirection.xyz,-lightVectorW));if (cosAngle>=lightDirection.w)\n{cosAngle=max(0.,pow(cosAngle,lightData.w));attenuation*=cosAngle;float ndl=max(0.,dot(vNormal,lightVectorW));\n#ifdef NDOTL\nresult.ndl=ndl;\n#endif\nresult.diffuse=ndl*diffuseColor*attenuation;\n#ifdef SPECULARTERM\nvec3 angleW=normalize(viewDirectionW+lightVectorW);float specComp=max(0.,dot(vNormal,angleW));specComp=pow(specComp,max(1.,glossiness));result.specular=specComp*specularColor*attenuation;\n#endif\nreturn result;}\nresult.diffuse=vec3(0.);\n#ifdef SPECULARTERM\nresult.specular=vec3(0.);\n#endif\n#ifdef NDOTL\nresult.ndl=0.;\n#endif\nreturn result;}\nlightingInfo computeHemisphericLighting(vec3 viewDirectionW,vec3 vNormal,vec4 lightData,vec3 diffuseColor,vec3 specularColor,vec3 groundColor,float glossiness) {lightingInfo result;float ndl=dot(vNormal,lightData.xyz)*0.5+0.5;\n#ifdef NDOTL\nresult.ndl=ndl;\n#endif\nresult.diffuse=mix(groundColor,diffuseColor,ndl);\n#ifdef SPECULARTERM\nvec3 angleW=normalize(viewDirectionW+lightData.xyz);float specComp=max(0.,dot(vNormal,angleW));specComp=pow(specComp,max(1.,glossiness));result.specular=specComp*specularColor;\n#endif\nreturn result;}\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 textureColor;}`;\n// Sideeffect\nShaderStore.IncludesShadersStore[name] = shader;\n/** @internal */\nexport const lightsFragmentFunctions = {\n  name,\n  shader\n};","map":{"version":3,"names":["ShaderStore","name","shader","IncludesShadersStore","lightsFragmentFunctions"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Shaders/ShadersInclude/lightsFragmentFunctions.js"],"sourcesContent":["// Do not edit.\nimport { ShaderStore } from \"../../Engines/shaderStore.js\";\nconst name = \"lightsFragmentFunctions\";\nconst shader = `struct lightingInfo\n{vec3 diffuse;\n#ifdef SPECULARTERM\nvec3 specular;\n#endif\n#ifdef NDOTL\nfloat ndl;\n#endif\n};lightingInfo computeLighting(vec3 viewDirectionW,vec3 vNormal,vec4 lightData,vec3 diffuseColor,vec3 specularColor,float range,float glossiness) {lightingInfo result;vec3 lightVectorW;float attenuation=1.0;if (lightData.w==0.)\n{vec3 direction=lightData.xyz-vPositionW;attenuation=max(0.,1.0-length(direction)/range);lightVectorW=normalize(direction);}\nelse\n{lightVectorW=normalize(-lightData.xyz);}\nfloat ndl=max(0.,dot(vNormal,lightVectorW));\n#ifdef NDOTL\nresult.ndl=ndl;\n#endif\nresult.diffuse=ndl*diffuseColor*attenuation;\n#ifdef SPECULARTERM\nvec3 angleW=normalize(viewDirectionW+lightVectorW);float specComp=max(0.,dot(vNormal,angleW));specComp=pow(specComp,max(1.,glossiness));result.specular=specComp*specularColor*attenuation;\n#endif\nreturn result;}\nlightingInfo computeSpotLighting(vec3 viewDirectionW,vec3 vNormal,vec4 lightData,vec4 lightDirection,vec3 diffuseColor,vec3 specularColor,float range,float glossiness) {lightingInfo result;vec3 direction=lightData.xyz-vPositionW;vec3 lightVectorW=normalize(direction);float attenuation=max(0.,1.0-length(direction)/range);float cosAngle=max(0.,dot(lightDirection.xyz,-lightVectorW));if (cosAngle>=lightDirection.w)\n{cosAngle=max(0.,pow(cosAngle,lightData.w));attenuation*=cosAngle;float ndl=max(0.,dot(vNormal,lightVectorW));\n#ifdef NDOTL\nresult.ndl=ndl;\n#endif\nresult.diffuse=ndl*diffuseColor*attenuation;\n#ifdef SPECULARTERM\nvec3 angleW=normalize(viewDirectionW+lightVectorW);float specComp=max(0.,dot(vNormal,angleW));specComp=pow(specComp,max(1.,glossiness));result.specular=specComp*specularColor*attenuation;\n#endif\nreturn result;}\nresult.diffuse=vec3(0.);\n#ifdef SPECULARTERM\nresult.specular=vec3(0.);\n#endif\n#ifdef NDOTL\nresult.ndl=0.;\n#endif\nreturn result;}\nlightingInfo computeHemisphericLighting(vec3 viewDirectionW,vec3 vNormal,vec4 lightData,vec3 diffuseColor,vec3 specularColor,vec3 groundColor,float glossiness) {lightingInfo result;float ndl=dot(vNormal,lightData.xyz)*0.5+0.5;\n#ifdef NDOTL\nresult.ndl=ndl;\n#endif\nresult.diffuse=mix(groundColor,diffuseColor,ndl);\n#ifdef SPECULARTERM\nvec3 angleW=normalize(viewDirectionW+lightData.xyz);float specComp=max(0.,dot(vNormal,angleW));specComp=pow(specComp,max(1.,glossiness));result.specular=specComp*specularColor;\n#endif\nreturn result;}\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 textureColor;}`;\n// Sideeffect\nShaderStore.IncludesShadersStore[name] = shader;\n/** @internal */\nexport const lightsFragmentFunctions = { name, shader 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