implemented background tile fetching

2022-03-02 14:59:42 +01:00 · 2022-03-02 14:59:42 +01:00 · e7b78f281f
commit e7b78f281f
parent f4e6198a99
9 changed files with 474 additions and 131 deletions
--- a/src/Bus.cpp
+++ b/src/Bus.cpp
@ -52,6 +52,15 @@ uint8_t Bus::Tick()
 	return result;
 }

+void Bus::PPUTick()
+{
+	if (ppuClock == 0)
+		cpu.Tick();
+
+	ppu.Tick();
+	ppuClock = (ppuClock + 1) % 3;
+}
+
 bool Bus::Instruction()
 {
 	try