33 lines
1.2 KiB
C
33 lines
1.2 KiB
C
#ifndef GFX_RENDERING_API_H
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#define GFX_RENDERING_API_H
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#include <stddef.h>
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#include <stdint.h>
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#include <stdbool.h>
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struct ShaderProgram;
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struct GfxRenderingAPI {
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bool (*z_is_from_0_to_1)(void);
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void (*unload_shader)(struct ShaderProgram *old_prg);
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void (*load_shader)(struct ShaderProgram *new_prg);
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struct ShaderProgram *(*create_and_load_new_shader)(uint32_t shader_id);
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struct ShaderProgram *(*lookup_shader)(uint32_t shader_id);
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void (*shader_get_info)(struct ShaderProgram *prg, uint8_t *num_inputs, bool used_textures[2]);
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uint32_t (*new_texture)(void);
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void (*select_texture)(int tile, uint32_t texture_id);
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void (*upload_texture)(uint8_t *rgba32_buf, int width, int height);
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void (*set_sampler_parameters)(int sampler, bool linear_filter, uint32_t cms, uint32_t cmt);
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void (*set_depth_test)(bool depth_test);
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void (*set_depth_mask)(bool z_upd);
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void (*set_zmode_decal)(bool zmode_decal);
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void (*set_viewport)(int x, int y, int width, int height);
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void (*set_scissor)(int x, int y, int width, int height);
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void (*set_use_alpha)(bool use_alpha);
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void (*draw_triangles)(float buf_vbo[], size_t buf_vbo_len, size_t buf_vbo_num_tris);
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void (*init)(void);
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void (*start_frame)(void);
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};
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#endif
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