public void ProcessMessages()
{
if (_rtmidi == null || !_rtmidi->ok) return;
byte* msg = stackalloc byte [32];
while (true)
{
ulong size = 32;
var stamp = RtMidiDll.InGetMessage(_rtmidi, msg, ref size);
if (stamp < 0 || size == 0) break;
var status = (byte)(msg[0] >> 4);
var channel = (byte)(msg[0] & 0xf);
if (status == 9)
{
if (msg[2] > 0)
OnNoteOn?.Invoke(channel, msg[1], msg[2]);
else
OnNoteOff?.Invoke(channel, msg[1]);
}
else if (status == 8)
{
OnNoteOff?.Invoke(channel, msg[1]);
}
else if (status == 0xb)
{
OnControlChange?.Invoke(channel, msg[1], msg[2]);
}
}
}
public string GetPortName(int port)
{
if (_rtmidi == null || !_rtmidi->ok)
{
return(null);
}
return(Marshal.PtrToStringAnsi(RtMidiDll.GetPortName(_rtmidi, (uint)port)));
}
public void SendMessage(byte [] data)
{
if (_rtmidi == null || !_rtmidi->ok)
{
return;
fixed(byte *ptr = &data[0])
RtMidiDll.OutSendMessage(_rtmidi, ptr, data.Length);
}
public void Dispose()
{
if (_rtmidi == null || !_rtmidi->ok) return;
RtMidiDll.InFree(_rtmidi);
_rtmidi = null;
System.GC.SuppressFinalize(this);
}
public MidiInPort(int portNumber)
{
_rtmidi = RtMidiDll.InCreateDefault();
if (_rtmidi == null || !_rtmidi->ok)
throw new System.InvalidOperationException("Failed to set up a MIDI input port.");
RtMidiDll.OpenPort(_rtmidi, (uint)portNumber, "RtMidi In");
}
public MidiProbe()
{
_rtmidi = RtMidiDll.InCreateDefault();
if (_rtmidi == null || !_rtmidi->ok)
{
UnityEngine.Debug.LogWarning("Failed to create an RtMidi device object.");
}
}
public MidiOutPort(int portNumber)
{
_rtmidi = RtMidiDll.OutCreateDefault();
if (_rtmidi != null && _rtmidi->ok)
{
RtMidiDll.OpenPort(_rtmidi, (uint)portNumber, "RtMidi Out");
}
if (_rtmidi == null || !_rtmidi->ok)
{
throw new System.InvalidOperationException("Failed to set up a MIDI output port.");
}
}
public MidiPort(int portNumber, string portName)
{
_portName = portName;
_rtmidi = RtMidiDll.InCreateDefault();
if (_rtmidi == null || !_rtmidi->ok)
{
UnityEngine.Debug.LogWarning("Failed to create an RtMidi device object.");
return;
}
RtMidiDll.OpenPort(_rtmidi, (uint)portNumber, "RtMidi Input");
}
public MidiProbe(Mode mode)
{
if (mode == Mode.In)
{
_rtmidi = RtMidiDll.InCreateDefault();
}
else // mode == Mode.Out
{
_rtmidi = RtMidiDll.OutCreateDefault();
}
_mode = mode;
if (_rtmidi == null || !_rtmidi->ok)
{
throw new System.InvalidOperationException("Failed to create a MIDI client.");
}
}
public void ProcessMessageQueue()
{
if (_rtmidi == null || !_rtmidi->ok)
{
return;
}
while (true)
{
var size = 4ul;
var message = stackalloc byte [(int)size];
var stamp = RtMidiDll.InGetMessage(_rtmidi, message, ref size);
if (size != 3)
{
break;
}
var status = message[0] >> 4;
var channel = message[0] & 0xf;
var data1 = message[1];
var data2 = message[2];
if (data1 > 0x7f || data2 > 0x7f)
{
continue; // Invalid data
}
var noteOff = (status == 8) || (status == 9 && data2 == 0);
if (status == 9 && !noteOff)
{
GetChannelDevice(channel).ProcessNoteOn(data1, data2);
}
else if (noteOff)
{
GetChannelDevice(channel).ProcessNoteOff(data1);
}
else if (status == 0xb)
{
GetChannelDevice(channel).ProcessControlChange(data1, data2);
}
}
}
public void Dispose()
{
if (_rtmidi == null || !_rtmidi->ok)
{
return;
}
RtMidiDll.InFree(_rtmidi);
_rtmidi = null;
foreach (var dev in _channels)
{
if (dev != null)
{
InputSystem.RemoveDevice(dev);
}
}
System.GC.SuppressFinalize(this);
}
public void Dispose()
{
if (_rtmidi == null || !_rtmidi->ok)
{
return;
}
if (_mode == Mode.In)
{
RtMidiDll.InFree(_rtmidi);
}
else // _mode == Mode.Out
{
RtMidiDll.OutFree(_rtmidi);
}
_rtmidi = null;
System.GC.SuppressFinalize(this);
}
