initial commit, 4.5 stable

modules/lightmapper_rd/lm_common_inc.glsl

@@ -0,0 +1,131 @@
+
+layout(set = 0, binding = 0) uniform BakeParameters {
+	vec3 world_size;
+	float bias;
+
+	vec3 to_cell_offset;
+	int grid_size;
+
+	vec3 to_cell_size;
+	uint light_count;
+
+	mat3x4 env_transform;
+
+	ivec2 atlas_size;
+	float exposure_normalization;
+	uint bounces;
+
+	float bounce_indirect_energy;
+	int shadowmask_light_idx;
+	uint transparency_rays;
+	float supersampling_factor;
+}
+bake_params;
+
+struct Vertex {
+	vec3 position;
+	float normal_z;
+	vec2 uv;
+	vec2 normal_xy;
+};
+
+layout(set = 0, binding = 1, std430) restrict readonly buffer Vertices {
+	Vertex data[];
+}
+vertices;
+
+#define CULL_DISABLED 0
+#define CULL_FRONT 1
+#define CULL_BACK 2
+
+struct Triangle {
+	uvec3 indices;
+	uint slice;
+	vec3 min_bounds;
+	uint cull_mode;
+	vec3 max_bounds;
+	uint pad1;
+};
+
+struct ClusterAABB {
+	vec3 min_bounds;
+	uint pad0;
+	vec3 max_bounds;
+	uint pad1;
+};
+
+layout(set = 0, binding = 2, std430) restrict readonly buffer Triangles {
+	Triangle data[];
+}
+triangles;
+
+layout(set = 0, binding = 3, std430) restrict readonly buffer TriangleIndices {
+	uint data[];
+}
+triangle_indices;
+
+#define LIGHT_TYPE_DIRECTIONAL 0
+#define LIGHT_TYPE_OMNI 1
+#define LIGHT_TYPE_SPOT 2
+
+struct Light {
+	vec3 position;
+	uint type;
+
+	vec3 direction;
+	float energy;
+
+	vec3 color;
+	float size;
+
+	float range;
+	float attenuation;
+	float cos_spot_angle;
+	float inv_spot_attenuation;
+
+	float indirect_energy;
+	float shadow_blur;
+	bool static_bake;
+	uint pad;
+};
+
+layout(set = 0, binding = 4, std430) restrict readonly buffer Lights {
+	Light data[];
+}
+lights;
+
+struct Seam {
+	uvec2 a;
+	uvec2 b;
+};
+
+layout(set = 0, binding = 5, std430) restrict readonly buffer Seams {
+	Seam data[];
+}
+seams;
+
+layout(set = 0, binding = 6, std430) restrict readonly buffer Probes {
+	vec4 data[];
+}
+probe_positions;
+
+layout(set = 0, binding = 7) uniform utexture3D grid;
+
+layout(set = 0, binding = 8) uniform texture2DArray albedo_tex;
+layout(set = 0, binding = 9) uniform texture2DArray emission_tex;
+
+layout(set = 0, binding = 10) uniform sampler linear_sampler;
+
+layout(set = 0, binding = 11, std430) restrict readonly buffer ClusterIndices {
+	uint data[];
+}
+cluster_indices;
+
+layout(set = 0, binding = 12, std430) restrict readonly buffer ClusterAABBs {
+	ClusterAABB data[];
+}
+cluster_aabbs;
+
+// Fragment action constants
+const uint FA_NONE = 0;
+const uint FA_SMOOTHEN_POSITION = 1;