graphics.h

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#ifndef C8_GRAPHICS_H
#define C8_GRAPHICS_H
 
#include <stdint.h>
 
#define C8_LOW_DISPLAY_WIDTH 64
 
#define C8_LOW_DISPLAY_HEIGHT 32
 
#define C8_HIGH_DISPLAY_WIDTH 128
 
#define C8_HIGH_DISPLAY_HEIGHT 64
 
#define C8_DEFAULT_WINDOW_WIDTH 800
 
#define C8_DEFAULT_WINDOW_HEIGHT 400
 
#define C8_WINDOW_SCALE_X (C8_DEFAULT_WINDOW_WIDTH / C8_LOW_DISPLAY_WIDTH)
 
#define C8_WINDOW_SCALE_Y (C8_DEFAULT_WINDOW_HEIGHT / C8_LOW_DISPLAY_HEIGHT)
 
#define C8_DISPLAYMODE_LOW 0
 
#define C8_DISPLAYMODE_HIGH 1
 
typedef struct {
    uint8_t p[C8_HIGH_DISPLAY_WIDTH * C8_HIGH_DISPLAY_HEIGHT]; 
    uint8_t mode; 
    uint8_t x; 
    uint8_t y; 
} C8_Display;
 
uint8_t*       c8_get_pixel(C8_Display*, int, int);
 
extern void    c8_beep(void);
extern void    c8_deinit_graphics(void);
extern uint8_t c8_init_graphics(void);
extern void    c8_render(C8_Display*, int*);
extern int     c8_tick(int*);
 
#endif