public NESEmulator(byte[] rom, ProcessFrameDelegate processFrameDelegate, enumEmulatorSpeed emulatorSpeed = enumEmulatorSpeed.Normal)
{
//Setup Emulator Components
Controller1 = new NESController();
_cartridge = new NESCartridge(rom);
_ppu = new PPU.Core(_cartridge.MemoryMapper, DMATransfer);
_cpu = new CPU.Core(_cartridge.MemoryMapper, Controller1);
_enumEmulatorSpeed = emulatorSpeed;
_processFrame = processFrameDelegate;
}
public NESCartridge LoadCartridge()
{
var cartridge = new NESCartridge
{
CharacterRomBanks = this.CharacterBanks,
MirroringMode = this.MirroringMode,
ProgramRAMBanks = this.RAMBanks,
ProgramROMBanks = this.ROMBanks,
Trainer = this.Trainer,
SRAM = this.SRAM,
};
var crc = new Crc32();
for (int i = 0; i < cartridge.ProgramROMBanks.Count; i++)
{
crc.Update(cartridge.ProgramROMBanks[i]);
}
for (int i = 0; i < cartridge.CharacterRomBanks.Count; i++)
{
crc.Update(cartridge.CharacterRomBanks[i]);
}
cartridge.Crc32 = crc.Value.ToString("X");
var entry = NESDatabase.GetRomDetails(cartridge.Crc32);
if (entry != null && entry.MapperId != this.MemoryMapperId)
{
Log.Information($"Mapper in the ROM ({this.MemoryMapperId}) is not what the databases say...({entry.MapperId}) trusting databases.");
this.MemoryMapperId = entry.MapperId;
}
cartridge.InitializeMapper(this.MemoryMapperId);
return(cartridge);
}
public BaseMapper(string name, NESCartridge cartridge)
: base(new Range(0x8000, 0xFFFF), $"{name} Mapper")
{
this.cartridge = cartridge;
}
public UNROM(NESCartridge cartridge, MemoryMapperIds memoryMapperIds)
: base(cartridge, MemoryMapperIds.UNROM)
{
}
public NROM(NESCartridge cartridge, MemoryMapperIds id = MemoryMapperIds.NROM)
: base(id.ToString(), cartridge)
{
}
public CartridgeLoadedArgs(NESCartridge cartridge)
{
this.Cartridge = cartridge;
}
// private int programBank;
// private int characterBank;
public GNROM(NESCartridge cartridge)
: base(cartridge, MemoryMapperIds.GNROM)
{
}
public CNROM(NESCartridge cartridge, MemoryMapperIds id = MemoryMapperIds.CNROM)
: base(cartridge, id)
{
}
