public void Process(VstEventCollection events)
{
int _transposeSemitones = _plugin.Transpose.Semitones;
foreach (VstEvent anyEvent in events)
{
if (anyEvent.EventType != VstEventTypes.MidiEvent)
{
continue;
}
VstMidiEvent midiEvent = (VstMidiEvent)anyEvent;
if (((midiEvent.Data[0] & 0xF0) == 0x80 || (midiEvent.Data[0] & 0xF0) == 0x90))
{ // these are all the note on and note off events.
if (_transposeSemitones != 0)
{
VstMidiEvent mappedEvent = null;
byte[] midiData = new byte[4];
midiData[0] = midiEvent.Data[0];
int _note = midiEvent.Data[1] + _transposeSemitones;
if (_note < 0 || _note > 127)
{
continue; // skip out of range notes.
}
midiData[1] = (byte)_note;
midiData[2] = midiEvent.Data[2];
mappedEvent = new VstMidiEvent(midiEvent.DeltaFrames,
midiEvent.NoteLength,
midiEvent.NoteOffset,
midiData,
midiEvent.Detune,
midiEvent.NoteOffVelocity);
Events.Add(mappedEvent);
// add raw note-on note numbers to the queue
if ((midiEvent.Data[0] & 0xF0) == 0x90)
{
lock (((ICollection)NoteOnEvents).SyncRoot)
{
NoteOnEvents.Enqueue(midiEvent.Data[1]);
}
}
}
else
{ // we're not transposing, so just pass it through.
Events.Add(anyEvent);
}
}
else
{ // not a midi on-off event, so pass it through.
Events.Add(anyEvent);
}
}
}
public void Process(VstEventCollection events)
{
foreach (VstEvent evnt in events)
{
if (evnt.EventType != VstEventTypes.MidiEvent)
{
continue;
}
var midiEvent = (VstMidiEvent)evnt;
if (((midiEvent.Data[0] & 0xF0) == 0x80 || (midiEvent.Data[0] & 0xF0) == 0x90))
{
if (_noteMap.Contains(midiEvent.Data[1]))
{
byte[] midiData = new byte[4];
midiData[0] = midiEvent.Data[0];
midiData[1] = _noteMap[midiEvent.Data[1]].OutputNoteNumber;
midiData[2] = midiEvent.Data[2];
var mappedEvent = new VstMidiEvent(midiEvent.DeltaFrames,
midiEvent.NoteLength,
midiEvent.NoteOffset,
midiData,
midiEvent.Detune,
midiEvent.NoteOffVelocity);
Events.Add(mappedEvent);
// add raw note-on note numbers to the queue
if ((midiEvent.Data[0] & 0xF0) == 0x90)
{
lock (((ICollection)NoteOnEvents).SyncRoot)
{
NoteOnEvents.Enqueue(midiEvent.Data[1]);
}
}
}
else if (MidiThru)
{
// add original note event
Events.Add(evnt);
}
}
else if (MidiThru)
{
// add original (non-note) event
Events.Add(evnt);
}
}
}
