private static IMidiMessage Convert(Event e, Track track)
{
if (e is NoteEvent)
{
NoteEvent note = (NoteEvent)e;
if (note.Type == NoteEvent.EventType.NoteOff)
{
ChannelMessageBuilder b = new ChannelMessageBuilder();
b.MidiChannel = note.Channel;
b.Command = ChannelCommand.NoteOff;
b.Data1 = ChannelNoteToMidiPitch(note.Pitch);
b.Data2 = ChannelVelocityToMidiVolume(note.Velocity);
b.Build();
return b.Result;
}
else
{
ChannelMessageBuilder b = new ChannelMessageBuilder();
b.MidiChannel = note.Channel;
b.Command = ChannelCommand.NoteOn;
b.Data1 = ChannelNoteToMidiPitch(note.Pitch);
b.Data2 = ChannelVelocityToMidiVolume(note.Velocity);
b.Build();
return b.Result;
}
}
else if (e is TempoEvent)
{
TempoEvent tempoEvent = (TempoEvent)e;
TempoChangeBuilder builder = new TempoChangeBuilder();
// convert BPM to microseconds
builder.Tempo = 60000000 / tempoEvent.TempoBpm;
builder.Build();
return builder.Result;
}
else if (e is TimeSignatureEvent)
{
TimeSignatureEvent timeSignatureEvent = (TimeSignatureEvent)e;
TimeSignatureBuilder builder = new TimeSignatureBuilder();
builder.Numerator = (byte)timeSignatureEvent.BeatsPerBar;
builder.Denominator = (byte)timeSignatureEvent.BeatValue;
builder.ClocksPerMetronomeClick = 24;
builder.ThirtySecondNotesPerQuarterNote = 8;
builder.Build();
return builder.Result;
}
else
{
Debug.Fail("unknown event type " + e.GetType().Name);
return null;
}
}
public void AddNoteEvent(Event noteEvent)
{
NoteEvents.Add(noteEvent);
}
