Differential D7879 Diff 25243 source/blender/gpu/GPU_shader_interface.h

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source/blender/gpu/GPU_shader_interface.h

Show First 20 Lines • Show All 58 Lines • ▼ Show 20 Lines	typedef enum {
GPU_UNIFORM_SRGB_TRANSFORM, /* bool srgbTarget */		GPU_UNIFORM_SRGB_TRANSFORM, /* bool srgbTarget */

GPU_UNIFORM_CUSTOM, /* custom uniform, not one of the above built-ins */		GPU_UNIFORM_CUSTOM, /* custom uniform, not one of the above built-ins */

GPU_NUM_UNIFORMS, /* Special value, denotes number of builtin uniforms. */		GPU_NUM_UNIFORMS, /* Special value, denotes number of builtin uniforms. */
} GPUUniformBuiltin;		} GPUUniformBuiltin;

typedef struct GPUShaderInput {		typedef struct GPUShaderInput {
struct GPUShaderInput *next;
uint32_t name_offset;		uint32_t name_offset;
uint name_hash;		uint32_t name_hash;
/** Only for uniform inputs. */
GPUUniformBuiltin builtin_type;
/** Only for attribute inputs. */
uint32_t gl_type;
/** Only for attribute inputs. */
int32_t size;
int32_t location;		int32_t location;
		/** Defined at interface creation or in shader. Only for Samplers, UBOs and Vertex Attribs. */
		int32_t binding;
} GPUShaderInput;		} GPUShaderInput;

#define GPU_NUM_SHADERINTERFACE_BUCKETS 257
#define GPU_SHADERINTERFACE_REF_ALLOC_COUNT 16		#define GPU_SHADERINTERFACE_REF_ALLOC_COUNT 16

typedef struct GPUShaderInterface {		typedef struct GPUShaderInterface {
int32_t program;		/** Buffer containing all inputs names separated by '\0'. */
uint32_t name_buffer_offset;
GPUShaderInput *attr_buckets[GPU_NUM_SHADERINTERFACE_BUCKETS];
GPUShaderInput *uniform_buckets[GPU_NUM_SHADERINTERFACE_BUCKETS];
GPUShaderInput *ubo_buckets[GPU_NUM_SHADERINTERFACE_BUCKETS];
GPUShaderInput *builtin_uniforms[GPU_NUM_UNIFORMS];
char *name_buffer;		char *name_buffer;
struct GPUBatch *batches; / references to batches using this interface */		/** Reference to GPUBatches using this interface */
		struct GPUBatch **batches;
uint batches_len;		uint batches_len;
/** All enabled attributes in this shader. Used to set default values for unbound attributes. */		/** Input counts. */
		uint attribute_len;
		uint ubo_len;
		uint uniform_len;
		/** Enabled bindpoints that needs to be fed with data. */
uint16_t enabled_attr_mask;		uint16_t enabled_attr_mask;
		uint16_t enabled_ubo_mask;
		uint64_t enabled_tex_mask;
		/** Opengl Location of builtin uniforms. Fast access, no lookup needed. */
		/* TODO replace by location only array. */
		GPUShaderInput builtins[GPU_NUM_UNIFORMS];
		/** Flat array. In this order: Attributes, Ubos, Uniforms. */
		GPUShaderInput inputs[0];
} GPUShaderInterface;		} GPUShaderInterface;

GPUShaderInterface *GPU_shaderinterface_create(int32_t program_id);		GPUShaderInterface *GPU_shaderinterface_create(int32_t program_id);
void GPU_shaderinterface_discard(GPUShaderInterface *);		void GPU_shaderinterface_discard(GPUShaderInterface *);

const GPUShaderInput GPU_shaderinterface_uniform(const GPUShaderInterface , const char *name);		const GPUShaderInput GPU_shaderinterface_uniform(const GPUShaderInterface , const char *name);
const GPUShaderInput GPU_shaderinterface_uniform_ensure(const GPUShaderInterface ,		const GPUShaderInput GPU_shaderinterface_uniform_ensure(const GPUShaderInterface ,
const char *name);		const char *name);
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