| public GetControllerType ( ) : MidiHelper.ControllerType | ||
| return | MidiHelper.ControllerType | |
public MidiHelper.ControllerType GetControllerType()
{
if (midiChannelEvent != MidiHelper.MidiChannelEvent.Controller)
return MidiHelper.ControllerType.None;
switch (parameter1)
{
case 1:
return MidiHelper.ControllerType.Modulation;
case 7:
return MidiHelper.ControllerType.MainVolume;
case 10:
return MidiHelper.ControllerType.Pan;
case 64:
return MidiHelper.ControllerType.DamperPedal;
case 121:
return MidiHelper.ControllerType.ResetControllers;
case 123:
return MidiHelper.ControllerType.AllNotesOff;
default:
return MidiHelper.ControllerType.Unknown;
}
}
public void ProcessMidiEvent(MidiEvent midiEvent)
{
if (midiEvent.midiChannelEvent != MidiHelper.MidiChannelEvent.None)
{
switch (midiEvent.midiChannelEvent)
{
case MidiHelper.MidiChannelEvent.Program_Change:
if (midiEvent.channel != 9)
{
if (midiEvent.parameter1 < synth.SoundBank.InstrumentCount)
currentPrograms[midiEvent.channel] = midiEvent.parameter1;
}
else //its the drum channel
{
if (midiEvent.parameter1 < synth.SoundBank.DrumCount)
currentPrograms[midiEvent.channel] = midiEvent.parameter1;
}
break;
case MidiHelper.MidiChannelEvent.Note_On:
if (blockList.Contains(midiEvent.channel))
return;
if (this.NoteOnEvent != null)
this.NoteOnEvent(midiEvent.channel, midiEvent.parameter1, midiEvent.parameter2);
synth.NoteOn(midiEvent.channel, midiEvent.parameter1, midiEvent.parameter2, currentPrograms[midiEvent.channel]);
break;
case MidiHelper.MidiChannelEvent.Note_Off:
if (this.NoteOffEvent != null)
this.NoteOffEvent(midiEvent.channel, midiEvent.parameter1);
synth.NoteOff(midiEvent.channel, midiEvent.parameter1);
break;
case MidiHelper.MidiChannelEvent.Pitch_Bend:
//Store PitchBend as the # of semitones higher or lower
synth.TunePositions[midiEvent.channel] = (double)midiEvent.Parameters[1] * PitchWheelSemitoneRange;
break;
case MidiHelper.MidiChannelEvent.Controller:
switch (midiEvent.GetControllerType())
{
case MidiHelper.ControllerType.AllNotesOff:
synth.NoteOffAll(true);
break;
case MidiHelper.ControllerType.MainVolume:
synth.VolPositions[midiEvent.channel] = midiEvent.parameter2 / 127.0f;
break;
case MidiHelper.ControllerType.Pan:
synth.PanPositions[midiEvent.channel] = (midiEvent.parameter2 - 64) == 63 ? 1.00f : (midiEvent.parameter2 - 64) / 64.0f;
break;
case MidiHelper.ControllerType.ResetControllers:
ResetControllers();
break;
default:
break;
}
break;
default:
break;
}
}
else
{
switch (midiEvent.midiMetaEvent)
{
case MidiHelper.MidiMetaEvent.Tempo:
_MidiFile.BeatsPerMinute = MidiHelper.MicroSecondsPerMinute / System.Convert.ToUInt32(midiEvent.Parameters[0]);
break;
default:
break;
}
}
}
