playcanvas/build/playcanvas/src/scene/shader-lib/wgsl/chunks/standard/frag/stdDeclaration.js

PlayCanvas WebGL game engine

var stdDeclarationPS = `
	var<private> dAlpha: f32 = 1.0;
	#if LIT_BLEND_TYPE != NONE || defined(LIT_ALPHA_TEST) || defined(LIT_ALPHA_TO_COVERAGE) || STD_OPACITY_DITHER != NONE
		#ifdef STD_OPACITY_TEXTURE_ALLOCATE
			var texture_opacityMap : texture_2d<f32>;
			var texture_opacityMapSampler : sampler;
		#endif
	#endif
	#ifdef FORWARD_PASS
		var<private> dAlbedo: vec3f;
		var<private> dNormalW: vec3f;
		var<private> dSpecularity: vec3f = vec3f(0.0, 0.0, 0.0);
		var<private> dGlossiness: f32 = 0.0;
		#ifdef LIT_REFRACTION
			var<private> dTransmission: f32;
			var<private> dThickness: f32;
		#endif
		#ifdef LIT_SCENE_COLOR
			var uSceneColorMap : texture_2d<f32>;
			var uSceneColorMapSampler : sampler;
		#endif
		#ifdef LIT_SCREEN_SIZE
			uniform uScreenSize: vec4f;
		#endif
		#ifdef LIT_TRANSFORMS
			var<private> matrix_viewProjection: mat4x4f;
			var<private> matrix_model: mat4x4f;
		#endif
		#ifdef STD_HEIGHT_MAP
			var<private> dUvOffset: vec2f;
			#ifdef STD_DIFFUSE_TEXTURE_ALLOCATE
				var texture_heightMap : texture_2d<f32>;
				var texture_heightMapSampler : sampler;
			#endif
		#endif
		#ifdef STD_DIFFUSE_TEXTURE_ALLOCATE
			var texture_diffuseMap : texture_2d<f32>;
			var texture_diffuseMapSampler : sampler;
		#endif
		#ifdef STD_DIFFUSEDETAIL_TEXTURE_ALLOCATE
			var texture_diffuseDetailMap : texture_2d<f32>;
			var texture_diffuseDetailMapSampler : sampler;
		#endif
		#ifdef STD_NORMAL_TEXTURE_ALLOCATE
			var texture_normalMap : texture_2d<f32>;
			var texture_normalMapSampler : sampler;
		#endif
		#ifdef STD_NORMALDETAIL_TEXTURE_ALLOCATE
			var texture_normalDetailMap : texture_2d<f32>;
			var texture_normalDetailMapSampler : sampler;
		#endif
		#ifdef STD_THICKNESS_TEXTURE_ALLOCATE
			var texture_thicknessMap : texture_2d<f32>;
			var texture_thicknessMapSampler : sampler;
		#endif
		#ifdef STD_REFRACTION_TEXTURE_ALLOCATE
			var texture_refractionMap : texture_2d<f32>;
			var texture_refractionMapSampler : sampler;
		#endif
		#ifdef LIT_IRIDESCENCE
			var<private> dIridescence: f32;
			var<private> dIridescenceThickness: f32;
			#ifdef STD_IRIDESCENCE_THICKNESS_TEXTURE_ALLOCATE
				var texture_iridescenceThicknessMap : texture_2d<f32>;
				var texture_iridescenceThicknessMapSampler : sampler;
			#endif
			#ifdef STD_IRIDESCENCE_TEXTURE_ALLOCATE
				var texture_iridescenceMap : texture_2d<f32>;
				var texture_iridescenceMapSampler : sampler;
			#endif
		#endif
		#ifdef LIT_CLEARCOAT
			var<private> ccSpecularity: f32;
			var<private> ccGlossiness: f32;
			var<private> ccNormalW: vec3f;
		#endif
		#ifdef LIT_GGX_SPECULAR
			var<private> dAnisotropy: f32;
			var<private> dAnisotropyRotation: vec2f;
		#endif
		#ifdef LIT_SPECULAR_OR_REFLECTION
			#ifdef LIT_SHEEN
				var<private> sSpecularity: vec3f;
				var<private> sGlossiness: f32;
				#ifdef STD_SHEEN_TEXTURE_ALLOCATE
					var texture_sheenMap : texture_2d<f32>;
					var texture_sheenMapSampler : sampler;
				#endif
				#ifdef STD_SHEENGLOSS_TEXTURE_ALLOCATE
					var texture_sheenGlossMap : texture_2d<f32>;
					var texture_sheenGlossMapSampler : sampler;
				#endif
			#endif
			#ifdef LIT_METALNESS
				var<private> dMetalness: f32;
				var<private> dIor: f32;
				#ifdef STD_METALNESS_TEXTURE_ALLOCATE
					var texture_metalnessMap : texture_2d<f32>;
					var texture_metalnessMapSampler : sampler;
				#endif
			#endif
			#ifdef LIT_SPECULARITY_FACTOR
				var<private> dSpecularityFactor: f32;
				#ifdef STD_SPECULARITYFACTOR_TEXTURE_ALLOCATE
					var texture_specularityFactorMap : texture_2d<f32>;
					var texture_specularityFactorMapSampler : sampler;
				#endif
			#endif
			#ifdef STD_SPECULAR_COLOR
				#ifdef STD_SPECULAR_TEXTURE_ALLOCATE
					var texture_specularMap : texture_2d<f32>;
					var texture_specularMapSampler : sampler;
				#endif
			#endif
			#ifdef STD_GLOSS_TEXTURE_ALLOCATE
				var texture_glossMap : texture_2d<f32>;
				var texture_glossMapSampler : sampler;
			#endif
		#endif
		#ifdef STD_AO
			var <private> dAo: f32;
			#ifdef STD_AO_TEXTURE_ALLOCATE
				var texture_aoMap : texture_2d<f32>;
				var texture_aoMapSampler : sampler;
			#endif
			#ifdef STD_AODETAIL_TEXTURE_ALLOCATE
				var texture_aoDetailMap : texture_2d<f32>;
				var texture_aoDetailMapSampler : sampler;
			#endif
		#endif
		var <private> dEmission: vec3f;
		#ifdef STD_EMISSIVE_TEXTURE_ALLOCATE
			var texture_emissiveMap : texture_2d<f32>;
			var texture_emissiveMapSampler : sampler;
		#endif
		#ifdef LIT_CLEARCOAT
			#ifdef STD_CLEARCOAT_TEXTURE_ALLOCATE
				var texture_clearCoatMap : texture_2d<f32>;
				var texture_clearCoatMapSampler : sampler;
			#endif
			#ifdef STD_CLEARCOATGLOSS_TEXTURE_ALLOCATE
				var texture_clearCoatGlossMap : texture_2d<f32>;
				var texture_clearCoatGlossMapSampler : sampler;
			#endif
			#ifdef STD_CLEARCOATNORMAL_TEXTURE_ALLOCATE
				var texture_clearCoatNormalMap : texture_2d<f32>;
				var texture_clearCoatNormalMapSampler : sampler;
			#endif
		#endif
		#ifdef LIT_GGX_SPECULAR
			#ifdef STD_ANISOTROPY_TEXTURE_ALLOCATE
				var texture_anisotropyMap : texture_2d<f32>;
				var texture_anisotropyMapSampler : sampler;
			#endif
		#endif
		#if defined(STD_LIGHTMAP) || defined(STD_LIGHT_VERTEX_COLOR)
			var<private> dLightmap: vec3f;
			#ifdef STD_LIGHT_TEXTURE_ALLOCATE
				var texture_lightMap : texture_2d<f32>;
				var texture_lightMapSampler : sampler;
			#endif
		#endif
	#endif
	#include "litShaderCorePS"
`;

export { stdDeclarationPS as default };