public Mapper(GameBoyMemoryBus bus)
{
if (bus == null) throw new ArgumentNullException();
this.bus = bus;
this.ramWriteInternalHandler = HandleRamWriteInternal;
this.ramWriteHandler = HandleRamWrite;
}
internal void ResetRamWriteHandler()
{
MemoryWriteHandler handler = mapper != null ? mapper.RamWriteHandler : null;
for (int i = 0xA0; i < 0xC0; i++)
{
segmentWriteHandlerArray[i] = handler;
}
}
private void ResetRomWriteHandler()
{
MemoryWriteHandler handler = mapper != null ? new MemoryWriteHandler(mapper.HandleRomWrite) : null;
for (int i = 0x00; i < 0x80; i++)
{
segmentWriteHandlerArray[i] = handler;
}
}
public Mapper(GameBoyMemoryBus bus)
{
if (bus == null)
{
throw new ArgumentNullException();
}
this._bus = bus;
this._ramWriteInternalHandler = HandleRamWriteInternal;
this._ramWriteHandler = HandleRamWrite;
}
/// <summary>Writes a <see cref="System.Byte"/> at the specified offset in Game Boy memory.</summary>
/// <param name="offsetLow">The low byte of the offset.</param>
/// <param name="offsetHigh">The high byte of the offset.</param>
/// <param name="value">The value to write.</param>
public unsafe void WriteByte(byte offsetLow, byte offsetHigh, byte value)
{
MemoryWriteHandler handler = segmentWriteHandlerArray[offsetHigh];
if (handler != null)
{
handler(offsetLow, offsetHigh, value);
}
else
{
segmentArray[offsetHigh][offsetLow] = value;
}
}
public unsafe void WriteByte(ushort offset, byte value)
{
MemoryWriteHandler handler = segmentWriteHandlerArray[offset >> 8];
if (handler != null)
{
handler((byte)offset, (byte)(offset >> 8), value);
}
else
{
segmentArray[offset >> 8][offset & 0xFF] = value;
}
}
