public static void Main(string[] args)
{
Console.OutputEncoding = Encoding.UTF8;
Console.SetWindowSize(Chip8Emu.DisplayColumns + Chip8EmuView.LogWidth, Chip8Emu.DisplayRows);
Console.CursorVisible = false;
Console.CancelKeyPress += Console_CancelKeyPress;
#if DEBUG
LogLevel = LogLevel.DebugInfo;
#endif
try
{
// Parse args
bool? shiftQuirkEnabled = null;
bool? loadStoreQuirkEnabled = null;
string romFile = "";
bool turbo = false;
for (int i = 0; i < args.Length; i++)
{
switch (args[i].ToLower())
{
case "-loadstore":
case "/loadstore":
case "-loadstorequirk":
case "/loadstorequirk":
loadStoreQuirkEnabled = true;
break;
case "-shift":
case "/shift":
case "-shiftquirk":
case "/shiftquirk":
shiftQuirkEnabled = true;
break;
case "-turbo":
case "/turbo":
turbo = true;
break;
default:
romFile = args[i];
break;
}
}
if (string.IsNullOrWhiteSpace(romFile))
{
Usage();
return;
}
View.Log($"Loading ROM: {romFile}", LogLevel.Info);
byte[] romData = File.ReadAllBytes(romFile);
Emulator = new Chip8Emu(View, romData);
Emulator.TryConfigureQuirks();
if (loadStoreQuirkEnabled.HasValue)
{
View.Log("Forcing LoadStoreQuirkEnabled.", LogLevel.Info);
Emulator.LoadStoreQuirkEnabled = loadStoreQuirkEnabled.Value;
}
if (shiftQuirkEnabled.HasValue)
{
View.Log("Forcing ShiftQuirkEnabled.", LogLevel.Info);
Emulator.ShiftQuirkEnabled = shiftQuirkEnabled.Value;
}
if (turbo)
{
Emulator.CycleRateHz = Chip8Emu.TurboCycleRateHz;
}
View.Log("Ready.", LogLevel.Info);
Task uiTask = Task.Factory.StartNew(() =>
{
Stopwatch sw = new Stopwatch();
sw.Start();
while (!CTS.Token.IsCancellationRequested)
{
if (sw.Elapsed >= ViewDelay)
{
View.ReadKeys();
View.DrawScreen();
sw.Restart();
}
Thread.Yield();
}
});
Task emuTask = Emulator.Start(CTS);
emuTask.Wait(CTS.Token);
uiTask.Wait(CTS.Token);
}
catch (Exception ex)
{
Console.Error.WriteLine($"Error: {ex.Message}");
}
}
public void LoadRom(string romFile, bool prompt)
{
try
{
CTS?.Cancel();
Emulator?.Stop();
DisplayTask?.Wait();
if (prompt)
{
OpenFileDialog dialog = new OpenFileDialog();
dialog.Title = Resources.OpenTitle;
if (File.Exists(romFile))
{
dialog.InitialDirectory = Path.GetDirectoryName(romFile);
dialog.FileName = Path.GetFileName(romFile);
}
romFile = dialog.ShowDialog() == DialogResult.OK ? dialog.FileName : "";
}
if (!string.IsNullOrWhiteSpace(romFile) && File.Exists(romFile))
{
LastRomFile = romFile;
Log($"Loading ROM: {romFile}", LogLevel.Info);
byte[] romData = File.ReadAllBytes(romFile);
Emulator = new Chip8Emu(this, romData);
DisplayBuffer = new bool[Chip8Emu.DisplayColumns, Chip8Emu.DisplayRows];
Emulator.TryConfigureQuirks();
Log("Ready.", LogLevel.Info);
}
CTS = new CancellationTokenSource();
Emulator?.Start(CTS);
DisplayTask = Task.Factory.StartNew(() =>
{
Stopwatch sw = new Stopwatch();
sw.Start();
while (!CTS.Token.IsCancellationRequested)
{
if (sw.Elapsed >= ViewDelay)
{
DrawDisplay();
sw.Restart();
}
Thread.Yield();
}
});
}
catch (Exception ex)
{
HandleException(ex);
}
finally
{
UpdateConfig();
}
}