ppu.h


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23

#ifndef PPU_H
#define PPU_H

#include <stdio.h>
#include <stdint.h>

#include "rom.h"

struct ppu {
	uint8_t oam[64*4];
	uint8_t vram[2048];
	uint8_t palette[16*2];
	uint16_t cycles, scanlines;
	/* copied from rom */
	uint8_t *chr_rom;
	size_t chr_rom_size;
	enum screen_mirroring mirror;
};
extern struct ppu ppu;

void ppu_tick(void);

#endif /* PPU_H */