142 lines
3.8 KiB
GLSL
142 lines
3.8 KiB
GLSL
#define M_PI 3.14159265359
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#define FLAGS_INSTANCING_STRIDE_MASK 0xF
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#define FLAGS_INSTANCING_ENABLED (1 << 4)
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#define FLAGS_INSTANCING_HAS_COLORS (1 << 5)
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#define FLAGS_INSTANCING_COLOR_8BIT (1 << 6)
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#define FLAGS_INSTANCING_HAS_CUSTOM_DATA (1 << 7)
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#define FLAGS_INSTANCING_CUSTOM_DATA_8_BIT (1 << 8)
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#define FLAGS_CLIP_RECT_UV (1 << 9)
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#define FLAGS_TRANSPOSE_RECT (1 << 10)
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#define FLAGS_USING_LIGHT_MASK (1 << 11)
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#define FLAGS_NINEPACH_DRAW_CENTER (1 << 12)
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#define FLAGS_USING_PARTICLES (1 << 13)
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#define FLAGS_USE_PIXEL_SNAP (1 << 14)
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#define FLAGS_NINEPATCH_H_MODE_SHIFT 16
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#define FLAGS_NINEPATCH_V_MODE_SHIFT 18
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#define FLAGS_LIGHT_COUNT_SHIFT 20
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#define FLAGS_DEFAULT_NORMAL_MAP_USED (1 << 26)
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#define FLAGS_DEFAULT_SPECULAR_MAP_USED (1 << 27)
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// In vulkan, sets should always be ordered using the following logic:
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// Lower Sets: Sets that change format and layout less often
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// Higher sets: Sets that change format and layout very often
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// This is because changing a set for another with a different layout or format,
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// invalidates all the upper ones.
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/* SET0: Draw Primitive */
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layout(push_constant, binding = 0, std430) uniform DrawData {
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vec2 world_x;
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vec2 world_y;
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vec2 world_ofs;
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uint flags;
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uint specular_shininess;
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#ifdef USE_PRIMITIVE
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vec2 points[3];
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vec2 uvs[3];
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uint colors[6];
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#else
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vec4 modulation;
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vec4 ninepatch_margins;
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vec4 dst_rect; //for built-in rect and UV
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vec4 src_rect;
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vec2 pad;
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#endif
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vec2 color_texture_pixel_size;
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uint lights[4];
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}
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draw_data;
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// The values passed per draw primitives are cached within it
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layout(set = 0, binding = 1) uniform texture2D color_texture;
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layout(set = 0, binding = 2) uniform texture2D normal_texture;
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layout(set = 0, binding = 3) uniform texture2D specular_texture;
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layout(set = 0, binding = 4) uniform sampler texture_sampler;
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layout(set = 0, binding = 5) uniform textureBuffer instancing_buffer;
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/* SET1: Is reserved for the material */
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#ifdef USE_MATERIAL_SAMPLERS
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layout(set = 1, binding = 0) uniform sampler material_samplers[12];
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#endif
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/* SET2: Canvas Item State (including lighting) */
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layout(set = 2, binding = 0, std140) uniform CanvasData {
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mat4 canvas_transform;
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mat4 screen_transform;
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mat4 canvas_normal_transform;
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vec4 canvas_modulation;
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vec2 screen_pixel_size;
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float time;
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float time_pad;
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//uint light_count;
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}
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canvas_data;
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layout(set = 2, binding = 1) uniform textureBuffer skeleton_buffer;
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layout(set = 2, binding = 2, std140) uniform SkeletonData {
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mat4 skeleton_transform; //in world coordinates
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mat4 skeleton_transform_inverse;
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}
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skeleton_data;
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#ifdef USE_LIGHTING
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#define LIGHT_FLAGS_BLEND_MASK (3 << 16)
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#define LIGHT_FLAGS_BLEND_MODE_ADD (0 << 16)
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#define LIGHT_FLAGS_BLEND_MODE_SUB (1 << 16)
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#define LIGHT_FLAGS_BLEND_MODE_MIX (2 << 16)
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#define LIGHT_FLAGS_BLEND_MODE_MASK (3 << 16)
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#define LIGHT_FLAGS_HAS_SHADOW (1 << 20)
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#define LIGHT_FLAGS_FILTER_SHIFT 22
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#define LIGHT_FLAGS_FILTER_MASK (3 << 22)
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#define LIGHT_FLAGS_SHADOW_NEAREST (0 << 22)
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#define LIGHT_FLAGS_SHADOW_PCF5 (1 << 22)
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#define LIGHT_FLAGS_SHADOW_PCF13 (2 << 22)
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struct Light {
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mat2x4 texture_matrix; //light to texture coordinate matrix (transposed)
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mat2x4 shadow_matrix; //light to shadow coordinate matrix (transposed)
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vec4 color;
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vec4 shadow_color;
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vec2 position;
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uint flags; //index to light texture
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float height;
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float shadow_pixel_size;
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float pad0;
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float pad1;
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float pad2;
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};
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layout(set = 2, binding = 3, std140) uniform LightData {
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Light data[MAX_LIGHTS];
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}
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light_array;
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layout(set = 2, binding = 4) uniform texture2D light_textures[MAX_LIGHT_TEXTURES];
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layout(set = 2, binding = 5) uniform texture2D shadow_textures[MAX_LIGHT_TEXTURES];
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layout(set = 2, binding = 6) uniform sampler shadow_sampler;
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#endif
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/* SET3: Render Target Data */
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#ifdef SCREEN_TEXTURE_USED
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layout(set = 3, binding = 0) uniform texture2D screen_texture;
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#endif
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