47 lines
933 B
C
47 lines
933 B
C
#ifndef WINDOW_H
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#define WINDOW_H
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#include "c_cpp_aliases/aliases.h"
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#include "vector/vec.h"
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#include <SDL2/SDL_video.h>
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#include <stdbool.h>
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typedef struct {
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u8 a;
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u8 b;
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u8 g;
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u8 r;
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} rgba_t;
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typedef struct {
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union {
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rgba_t rgba;
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u32 colour;
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};
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} colour_t;
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typedef struct {
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u32 width;
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u32 height;
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u32 half_width;
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u32 half_height;
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const char *title;
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SDL_Window *window;
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SDL_Surface *front_buffer;
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SDL_Surface *back_buffer;
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} window_t;
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bool init_window(window_t *wnd, u32 width, u32 height, const char *title);
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void close_window(window_t *wnd);
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void clear_window(window_t *wnd, colour_t colour);
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void set_pixel(window_t *wnd, i32 x, i32 y, colour_t colour);
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void swap_buffers(window_t *wnd);
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vec3f_t window_to_viewport(window_t *wnd, i32 x, i32 y, vec3f_t viewport);
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colour_t colour_add_colour(colour_t a, colour_t b);
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colour_t colour_mul(colour_t colour, f32 scalar);
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#endif // !WINDOW_H
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