71 lines
1.9 KiB
C
71 lines
1.9 KiB
C
/*
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* programs.h
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*
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* Created on: Nov 10, 2017
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* Author: nullifiedcat
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*/
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#pragma once
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#include "freetype-gl.h"
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#include "vertex-buffer.h"
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#include "fontapi.h"
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struct draw_cmd;
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#define PROGRAM_INIT(name) program_##name##_init
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#define PROGRAM_LOAD(name) program_##name##_load
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#define PROGRAM_RENDER(name) program_##name##_render
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#define PROGRAM_UNLOAD(name) program_##name##_unload
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#define PROGRAM_DESTROY(name) program_##name##_destroy
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#define DECL_PROGRAM_INIT(name) void program_##name##_init()
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#define DECL_PROGRAM_LOAD(name) void program_##name##_load()
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#define DECL_PROGRAM_RENDER(name) void program_##name##_render()
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#define DECL_PROGRAM_UNLOAD(name) void program_##name##_unload()
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#define DECL_PROGRAM_DESTROY(name) void program_##name##_destroy()
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#define DECL_PROGRAM(name) \
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DECL_PROGRAM_INIT(name); \
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DECL_PROGRAM_LOAD(name); \
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DECL_PROGRAM_RENDER(name); \
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DECL_PROGRAM_UNLOAD(name); \
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DECL_PROGRAM_DESTROY(name)
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enum
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{
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PROGRAM_TRIANGLES_PLAIN,
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PROGRAM_TRIANGLES_TEXTURED,
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PROGRAM_FREETYPE,
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PROGRAM_COUNT
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};
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typedef void(*program_callback_empty_fn)();
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struct program_t
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{
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struct draw_buffer_t *buffer;
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GLuint shader;
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program_callback_empty_fn init;
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program_callback_empty_fn load;
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program_callback_empty_fn render;
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program_callback_empty_fn unload;
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program_callback_empty_fn destroy;
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};
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void
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program_init_inplace(struct program_t *program, const char *vertex_format, const char *shader_frag, const char *shader_vert, program_callback_empty_fn init, program_callback_empty_fn load, program_callback_empty_fn render, program_callback_empty_fn unload, program_callback_empty_fn destroy);
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void
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program_init_everything();
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struct program_t programs[PROGRAM_COUNT];
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DECL_PROGRAM(triangles_plain);
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DECL_PROGRAM(triangles_textured);
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DECL_PROGRAM(freetype);
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void
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program_freetype_switch_font(xoverlay_font_handle_t font);
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