Differential D16243 Diff 58431 source/blender/draw/engines/eevee/shaders/lights_lib.glsl

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source/blender/draw/engines/eevee/shaders/lights_lib.glsl


				#pragma BLENDER_REQUIRE(engine_eevee_shared_defines.h)
				#pragma BLENDER_REQUIRE(engine_eevee_legacy_shared.h)
	#pragma BLENDER_REQUIRE(common_math_lib.glsl)			#pragma BLENDER_REQUIRE(common_math_lib.glsl)
	#pragma BLENDER_REQUIRE(common_math_geom_lib.glsl)			#pragma BLENDER_REQUIRE(common_math_geom_lib.glsl)
	#pragma BLENDER_REQUIRE(raytrace_lib.glsl)			#pragma BLENDER_REQUIRE(raytrace_lib.glsl)
	#pragma BLENDER_REQUIRE(ltc_lib.glsl)			#pragma BLENDER_REQUIRE(ltc_lib.glsl)

	#ifndef MAX_CASCADE_NUM
	# define MAX_CASCADE_NUM 4
	#endif

	/* ---------------------------------------------------------------------- */			/* ---------------------------------------------------------------------- */
	/** \name Structure			/** \name Structure
	* \{ */			* \{ */

	struct LightData {
	vec4 position_influence; /* w : InfluenceRadius (inversed and squared) */
	vec4 color_influence_volume; /* w : InfluenceRadius but for Volume power */
	vec4 spotdata_radius_shadow; /* x : spot size, y : spot blend, z : radius, w: shadow id */
	vec4 rightvec_sizex; /* xyz: Normalized up vector, w: area size X or spot scale X */
	vec4 upvec_sizey; /* xyz: Normalized right vector, w: area size Y or spot scale Y */
	vec4 forwardvec_type; /* xyz: Normalized forward vector, w: Light Type */
	vec4 diff_spec_volume; /* xyz: Diffuse/Spec/Volume power, w: radius for volumetric. */
	};

	/* convenience aliases */			/* convenience aliases */
	#define l_color color_influence_volume.rgb			#define l_color color_influence_volume.rgb
	#define l_diff diff_spec_volume.x			#define l_diff diff_spec_volume.x
	#define l_spec diff_spec_volume.y			#define l_spec diff_spec_volume.y
	#define l_volume diff_spec_volume.z			#define l_volume diff_spec_volume.z
	#define l_volume_radius diff_spec_volume.w			#define l_volume_radius diff_spec_volume.w
	#define l_position position_influence.xyz			#define l_position position_influence.xyz
	#define l_influence position_influence.w			#define l_influence position_influence.w
	#define l_influence_volume color_influence_volume.w			#define l_influence_volume color_influence_volume.w
	#define l_sizex rightvec_sizex.w			#define l_sizex rightvec_sizex.w
	#define l_sizey upvec_sizey.w			#define l_sizey upvec_sizey.w
	#define l_right rightvec_sizex.xyz			#define l_right rightvec_sizex.xyz
	#define l_up upvec_sizey.xyz			#define l_up upvec_sizey.xyz
	#define l_forward forwardvec_type.xyz			#define l_forward forwardvec_type.xyz
	#define l_type forwardvec_type.w			#define l_type forwardvec_type.w
	#define l_spot_size spotdata_radius_shadow.x			#define l_spot_size spotdata_radius_shadow.x
	#define l_spot_blend spotdata_radius_shadow.y			#define l_spot_blend spotdata_radius_shadow.y
	#define l_radius spotdata_radius_shadow.z			#define l_radius spotdata_radius_shadow.z
	#define l_shadowid spotdata_radius_shadow.w			#define l_shadowid spotdata_radius_shadow.w

	struct ShadowData {
	vec4 near_far_bias_id;
	vec4 contact_shadow_data;
	};

	struct ShadowCubeData {
	mat4 shadowmat;
	vec4 position;
	};

	struct ShadowCascadeData {
	mat4 shadowmat[MAX_CASCADE_NUM];
	vec4 split_start_distances;
	vec4 split_end_distances;
	vec4 shadow_vec_id;
	};

	/* convenience aliases */			/* convenience aliases */
	#define sh_near near_far_bias_id.x			#define sh_near near_far_bias_id.x
	#define sh_far near_far_bias_id.y			#define sh_far near_far_bias_id.y
	#define sh_bias near_far_bias_id.z			#define sh_bias near_far_bias_id.z
	#define sh_data_index near_far_bias_id.w			#define sh_data_index near_far_bias_id.w
	#define sh_contact_dist contact_shadow_data.x			#define sh_contact_dist contact_shadow_data.x
	#define sh_contact_offset contact_shadow_data.y			#define sh_contact_offset contact_shadow_data.y
	#define sh_contact_spread contact_shadow_data.z			#define sh_contact_spread contact_shadow_data.z
	#define sh_contact_thickness contact_shadow_data.w			#define sh_contact_thickness contact_shadow_data.w
	#define sh_shadow_vec shadow_vec_id.xyz			#define sh_shadow_vec shadow_vec_id.xyz
	#define sh_tex_index shadow_vec_id.w			#define sh_tex_index shadow_vec_id.w

	/** \} */			/** \} */

	/* ---------------------------------------------------------------------- */			/* ---------------------------------------------------------------------- */
	/** \name Resources			/** \name Resources
	* \{ */			* \{ */

				#if !defined(USE_GPU_SHADER_CREATE_INFO)

	layout(std140) uniform shadow_block			layout(std140) uniform shadow_block
	{			{
	ShadowData shadows_data[MAX_SHADOW];			ShadowBlock _shadow_block;
	ShadowCubeData shadows_cube_data[MAX_SHADOW_CUBE];
	ShadowCascadeData shadows_cascade_data[MAX_SHADOW_CASCADE];
	};			};

	layout(std140) uniform light_block			layout(std140) uniform light_block
	{			{
	LightData lights_data[MAX_LIGHT];			LightBlock _light_block;
	};			};

	uniform depth2DArrayShadow shadowCubeTexture;			uniform depth2DArrayShadow shadowCubeTexture;
	uniform depth2DArrayShadow shadowCascadeTexture;			uniform depth2DArrayShadow shadowCascadeTexture;

				/* Keep original syntax: ShadowBlock */
				# define shadows_data _shadow_block.shadows_data
				# define shadows_cube_data _shadow_block.shadows_cube_data
				# define shadows_cascade_data _shadow_block.shadows_cascade_data

				/* Keep original syntax: LightBlock */
				# define lights_data _light_block.lights_data

				#else
				# ifndef EEVEE_SHADER_SHARED_H
				# error Ensure eevee_legacy_common_lib is included.
				# endif
				#endif

	/** \} */			/** \} */

	/* ---------------------------------------------------------------------- */			/* ---------------------------------------------------------------------- */
	/** \name Shadow Functions			/** \name Shadow Functions
	* \{ */			* \{ */

	/* type */			/* type */
	#define POINT 0.0			#define POINT 0.0
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