taisei/src/renderer/gl33/shader_program.h
Andrei Alexeyev 043f09c668
gl33: remove magic _SIZE uniform handling
Only FXAA ever used this, and it's trivial to implement in client code
2024-08-30 11:52:47 +02:00

61 lines
1.7 KiB
C

/*
* This software is licensed under the terms of the MIT License.
* See COPYING for further information.
* ---
* Copyright (c) 2011-2024, Lukas Weber <laochailan@web.de>.
* Copyright (c) 2012-2024, Andrei Alexeyev <akari@taisei-project.org>.
*/
#pragma once
#include "taisei.h"
#include "../api.h"
#include "../common/magic_uniforms.h"
#include "opengl.h"
#include "hashtable.h"
#include "resource/shader_program.h"
struct ShaderProgram {
GLuint gl_handle;
ht_str2ptr_t uniforms;
Uniform *magic_uniforms[NUM_MAGIC_UNIFORMS];
char debug_label[R_DEBUG_LABEL_SIZE];
};
#define INVALID_UNIFORM_LOCATION 0xffffffff
struct Uniform {
// these are for sampler uniforms
LIST_INTERFACE(Uniform);
Texture **textures;
ShaderProgram *prog;
size_t elem_size; // bytes
uint array_size; // elements
uint location;
UniformType type;
struct {
// buffer size = elem_size * array_size
char *pending;
char *commited;
uint update_first_idx;
uint update_last_idx;
} cache;
};
void gl33_sync_uniforms(ShaderProgram *prog);
ShaderProgram *gl33_shader_program_link(uint num_objects, ShaderObject *shobjs[num_objects]);
void gl33_shader_program_destroy(ShaderProgram *prog);
void gl33_shader_program_set_debug_label(ShaderProgram *prog, const char *label);
const char* gl33_shader_program_get_debug_label(ShaderProgram *prog);
Uniform *gl33_shader_uniform(ShaderProgram *prog, const char *uniform_name, hash_t uniform_name_hash);
UniformType gl33_uniform_type(Uniform *uniform);
void gl33_uniform(Uniform *uniform, uint offset, uint count, const void *data);
void gl33_unref_texture_from_samplers(Texture *tex);
void gl33_uniforms_handle_texture_pointer_renamed(Texture *pold, Texture *pnew);
bool gl33_shader_program_transfer(ShaderProgram *dst, ShaderProgram *src);