static GameProgramInfoViewItem ToGameProgramInfoViewItem(ImportedGameProgramInfo igpi, Func <ImportedGameProgramInfo, string> subTitleFunc) => new(igpi, subTitleFunc(igpi));
public static MachineStateInfo Create(ImportedGameProgramInfo importedGameProgramInfo, bool use7800Bios = false, bool use7800Hsc = false)
{
if (importedGameProgramInfo.StorageKeySet.Count == 0)
{
throw new ArgumentException("importedGameProgramInfo.StorageKeySet", nameof(importedGameProgramInfo));
}
var romBytes = importedGameProgramInfo.StorageKeySet
.Select(sk => DatastoreService.GetRomBytes(sk))
.FirstOrDefault(b => b.Length > 0) ?? Array.Empty <byte>();
if (romBytes.Length == 0)
{
Error("MachineFactory.Create: No ROM bytes");
return(MachineStateInfo.Default);
}
romBytes = RomBytesService.RemoveA78HeaderIfNecessary(romBytes);
var gameProgramInfo = importedGameProgramInfo.GameProgramInfo;
if (gameProgramInfo.CartType == CartType.Unknown)
{
var inferredCartType = RomBytesService.InferCartTypeFromSize(gameProgramInfo.MachineType, romBytes.Length);
if (inferredCartType != gameProgramInfo.CartType)
{
gameProgramInfo = gameProgramInfo with {
CartType = inferredCartType
};
}
}
if (gameProgramInfo.MachineType != MachineType.A7800NTSC &&
gameProgramInfo.MachineType != MachineType.A7800PAL)
{
use7800Bios = use7800Hsc = false;
}
var bios7800 = use7800Bios ? GetBios7800(gameProgramInfo) : Bios7800.Default;
var hsc7800 = use7800Hsc ? GetHSC7800() : HSC7800.Default;
Cart cart;
try
{
cart = Cart.Create(romBytes, gameProgramInfo.CartType);
}
catch (Emu7800Exception ex)
{
Error("MachineFactory.Create: Unable to create Cart: " + ex.Message);
return(MachineStateInfo.Default);
}
MachineBase machine;
try
{
machine = MachineBase.Create(gameProgramInfo.MachineType, cart, bios7800, hsc7800,
gameProgramInfo.LController, gameProgramInfo.RController, NullLogger.Default);
}
catch (Emu7800Exception ex)
{
Error("MachineFactory.Create: Unable to create Machine: " + ex.Message);
return(MachineStateInfo.Default);
}
return(new()
{
FramesPerSecond = machine.FrameHZ,
CurrentPlayerNo = 1,
GameProgramInfo = gameProgramInfo,
Machine = machine
});
}
