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#ifndef _GFX_H_
#define _GFX_H_
#include <stdint.h>
#include <SDL2/SDL.h>
#define MAKE_COLOR(r, g, b) ((uint32_t)b|((uint32_t)g<<8)|((uint32_t)r<<16))
#define COLOR_BLACK 0x00000000
#define COLOR_RED 0x00FF0000
#define COLOR_GREEN 0x0000FF00
#define COLOR_BLUE 0x000000FF
#define COLOR_WHITE 0x00FFFFFF
#define COLOR_YELLOW 0x00FFFF00
typedef unsigned int uint;
typedef unsigned long ulong;
typedef unsigned char uchar;
struct gfx_context_t {
SDL_Window *window;
SDL_Renderer *renderer;
SDL_Texture *texture;
uint32_t *pixels;
int width;
int height;
};
extern void gfx_putpixel(struct gfx_context_t *ctxt, int x, int y, uint32_t color);
extern void gfx_clear(struct gfx_context_t *ctxt, uint32_t color);
extern struct gfx_context_t *gfx_create(char *text, uint width, uint height);
extern void *gfx_destroy(struct gfx_context_t *ctxt);
extern void gfx_present(struct gfx_context_t *ctxt);
extern SDL_Keycode gfx_keypressed();
extern SDL_EventType poll_event();
#endif