public static void callback(MIDI_WIN32_MSDN.HMIDIIN hMidiIn, MIDI_WIN32_MSDN wMsg, UIntPtr dwInstance, UIntPtr dwParam1, UIntPtr dwParam2)
{
if (wMsg.ToString() == "MIM_OPEN")
{
// Console.WriteLine("MIDI connection opened successfully");
}
else if (wMsg.ToString() == "MIM_DATA")
{
byte[] data = new byte[4];
int highword = unchecked ((short)(long)dwParam1);
int lowword = unchecked ((short)((long)dwParam1 >> 16));
// unchecked : 오버플로 검사 안함
data[0] = 0x90;
data[1] = (byte)(highword >> 8);
data[2] = (byte)(lowword & 0xff);
uint msg = BitConverter.ToUInt32(data, 0);
res = MIDI_WIN32_MSDN.midiOutShortMsg(ohandle, (int)msg);
UIntPtr timestamp = dwParam2;
//Console.WriteLine(String.Format("{0} :\n\tNote Index: {1}\n\tNote Velocity: {2}\n\tTimestamp: {3}", wMsg, data[1], data[2], timestamp));
}
return;
}
public MIDIPresenter(MainForm view)
{
ohandle = 0;
res = 0;
h = new MIDI_WIN32_MSDN.HMIDIIN();
this.view = view;
}
public MIDIPresenter()
{
// 추후 수정
ohandle = 0;
res = 0;
h = new MIDI_WIN32_MSDN.HMIDIIN();
formCap = new MIDI_WIN32_MSDN.MidiOutCaps();
num_midi_devices = MIDI_WIN32_MSDN.midiInGetNumDevs();
}