playcanvas/build/playcanvas/src/scene/shader-lib/chunks/lit/frag/aoSpecOcc.js

PlayCanvas WebGL game engine

var aoSpecOccPS = "\n#if LIT_OCCLUDE_SPECULAR != NONE\n	#ifdef LIT_OCCLUDE_SPECULAR_FLOAT\n		uniform float material_occludeSpecularIntensity;\n	#endif\n#endif\nvoid occludeSpecular(float gloss, float ao, vec3 worldNormal, vec3 viewDir) {\n	#if LIT_OCCLUDE_SPECULAR == AO\n		#ifdef LIT_OCCLUDE_SPECULAR_FLOAT\n			float specOcc = mix(1.0, ao, material_occludeSpecularIntensity);\n		#else\n			float specOcc = ao;\n		#endif\n	#endif\n	#if LIT_OCCLUDE_SPECULAR == GLOSSDEPENDENT\n		float specPow = exp2(gloss * 11.0);\n		float specOcc = saturate(pow(dot(worldNormal, viewDir) + ao, 0.01*specPow) - 1.0 + ao);\n		#ifdef LIT_OCCLUDE_SPECULAR_FLOAT\n			specOcc = mix(1.0, specOcc, material_occludeSpecularIntensity);\n		#endif\n	#endif\n	#if LIT_OCCLUDE_SPECULAR != NONE\n		dSpecularLight *= specOcc;\n		dReflection *= specOcc;\n		#ifdef LIT_SHEEN\n			sSpecularLight *= specOcc;\n			sReflection *= specOcc;\n		#endif\n	#endif\n}\n";

export { aoSpecOccPS as default };