ppu.c - emu_nes.git - A Nintendo Entertainment System (NES) emulator written for the purpose of understanding how the NES and similar 8-bit computers of that era worked.

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path: root/ppu.c

blob: 4ae0162f680fcc15e304d9f4f7d26674a4a734ba (plain)

#include "ppu.h"

struct ppu ppu = {0};

void
ppu_tick(void)
{
	ppu.cycles++;
	if (ppu.cycles >= 341) {
		ppu.cycles -= 341;
		ppu.scanlines++;
	}
	if (ppu.scanlines >= 262)
		ppu.scanlines -= 262;
}