// 0 - OAM Search
// 1 - Pixel Transfer
// 2 - H-Blank
// 3 - V-Blank
public PPU(InterruptController interruptController, LCD display)
{
vram = new byte[0x2000];
oam = new byte[40 * 4];
// 4 bytes of data for each of 40 sprites
output = new byte[256 * 256];
// one color for each pixel
lcd = display;
finished = new DirectBitmap(160, 144);
// Assign Default Values
lcdControl = new DataBus <byte>(0);
lcdStatus = new DataBus <byte>(0);
scrollY = new DataBus <byte>(0);
scrollX = new DataBus <byte>(0);
scanLine = new DataBus <byte>(0);
scanLineCompare = new DataBus <byte>(0);
dmaTransferAddress = new DataBus <byte>(0);
bgPalette = new DataBus <byte>(0);
obj0Palette = new DataBus <byte>(0);
obj1Palette = new DataBus <byte>(0);
windowY = new DataBus <byte>(0);
windowX = new DataBus <byte>(0);
ppuState = 0;
ppuClock = 0;
rendered = false;
}
private void Setup()
{
LCD lcd = new LCD(160 * 4, 144 * 4);
interruptController = new InterruptController();
timer = new Timer(interruptController);
ppu = new PPU(interruptController, lcd);
registers = new Registers(timer.TimerRegisters, ppu.DisplayRegisters);
stopwatch = new Stopwatch();
lcd.Start();
}