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