public void ConnectToMachine(MachineBase m, EMU7800.Win.GameProgram g)
{
framebuffer = m.CreateFrameBuffer();
BufferWidth = framebuffer.VisiblePitch;
BufferHeight = framebuffer.Scanlines;
vidbuffer = new int[BufferWidth * BufferHeight];
uint newsamplerate = (uint)m.SoundSampleFrequency;
if (newsamplerate != samplerate)
{
// really shouldn't happen (after init), but if it does, we're ready
if (resampler != null)
{
resampler.Dispose();
}
resampler = new SpeexResampler(3, newsamplerate, 44100, newsamplerate, 44100, null, null);
samplerate = newsamplerate;
dcfilter = DCFilter.DetatchedMode(256);
}
if (g.MachineType == MachineType.A7800PAL || g.MachineType == MachineType.A2600PAL)
{
palette = TIATables.PALPalette;
}
else
{
palette = TIATables.NTSCPalette;
}
}
public Atari7800(CoreComm comm, GameInfo game, byte[] rom, string GameDBfn)
{
ServiceProvider = new BasicServiceProvider(this);
(ServiceProvider as BasicServiceProvider).Register<IVideoProvider>(avProvider);
InputCallbacks = new InputCallbackSystem();
CoreComm = comm;
byte[] highscoreBIOS = comm.CoreFileProvider.GetFirmware("A78", "Bios_HSC", false, "Some functions may not work without the high score BIOS.");
byte[] pal_bios = comm.CoreFileProvider.GetFirmware("A78", "Bios_PAL", false, "The game will not run if the correct region BIOS is not available.");
byte[] ntsc_bios = comm.CoreFileProvider.GetFirmware("A78", "Bios_NTSC", false, "The game will not run if the correct region BIOS is not available.");
if (EMU7800.Win.GameProgramLibrary.EMU7800DB == null)
{
EMU7800.Win.GameProgramLibrary.EMU7800DB = new EMU7800.Win.GameProgramLibrary(new StreamReader(GameDBfn));
}
if (rom.Length % 1024 == 128)
{
Console.WriteLine("Trimming 128 byte .a78 header...");
byte[] newrom = new byte[rom.Length - 128];
Buffer.BlockCopy(rom, 128, newrom, 0, newrom.Length);
rom = newrom;
}
GameInfo = EMU7800.Win.GameProgramLibrary.EMU7800DB.TryRecognizeRom(rom);
CoreComm.RomStatusDetails = GameInfo.ToString();
Console.WriteLine("Rom Determiniation from 7800DB:");
Console.WriteLine(GameInfo.ToString());
this.rom = rom;
this.game = game;
this.hsbios = highscoreBIOS;
this.bios = GameInfo.MachineType == MachineType.A7800PAL ? pal_bios : ntsc_bios;
_pal = GameInfo.MachineType == MachineType.A7800PAL || GameInfo.MachineType == MachineType.A2600PAL;
if (bios == null)
{
throw new MissingFirmwareException("The BIOS corresponding to the region of the game you loaded is required to run Atari 7800 games.");
}
HardReset();
}
