//reads CSEQ from given binaryreader
public bool Read(BinaryReaderEx br)
{
int trackNum = br.ReadByte();
BPM = br.ReadInt16();
TPQN = br.ReadInt16();
//read offsets
short[] seqOffsets = br.ReadArrayInt16(trackNum);
//padding i guess?
if (trackNum % 2 == 0)
{
br.ReadInt16();
}
//save current position to read tracks
int trackData = (int)br.BaseStream.Position;
//loop through all tracks
for (int i = 0; i < trackNum; i++)
{
//jump to track offset
br.Jump(trackData + seqOffsets[i]);
//read track
CTrack t = new CTrack();
t.Read(br, i);
//add track to the list
tracks.Add(t);
}
return(true);
}
public int GetLongSampleIDByTrack(CTrack ct)
{
return(longSamples[ct.instrument].sampleID);
}
public int GetLongSampleIDByTrack(CTrack ct)
{
return(samplesReverb[ct.instrument].SampleID);
}
public List <MidiEvent> ToMidiEvent(int absTime, int channel, CSEQ seq, CTrack ct)
{
List <MidiEvent> events = new List <MidiEvent>();
//TrackPatch tp = new TrackPatch();
absTime += wait;
//we can't go beyond 16 with midi
channel = (channel <= 16) ? channel : 16;
if (CSEQ.IgnoreVolume)
{
velocity = 127;
}
var p = pitch;
if (CSEQ.PatchMidi)
{
if (ct.isDrumTrack)
{
if (evt == CSEQEvent.NoteOn || evt == CSEQEvent.NoteOff)
{
p = (byte)seq.shortSamples[pitch].info.Key;
}
}
else
{
if (evt == CSEQEvent.ChangePatch)
{
CSEQ.ActiveInstrument = pitch;
p = (byte)seq.longSamples[CSEQ.ActiveInstrument].info.Midi;
}
else if (evt == CSEQEvent.NoteOn || evt == CSEQEvent.NoteOff)
{
try
{
p += (byte)seq.longSamples[CSEQ.ActiveInstrument].info.Pitch;
}
catch //(Exception ex)
{
}
}
}
}
switch (evt)
{
case CSEQEvent.NoteOn: events.Add(new NoteEvent(absTime, channel, MidiCommandCode.NoteOn, p, velocity)); break;
case CSEQEvent.NoteOff: events.Add(new NoteEvent(absTime, channel, MidiCommandCode.NoteOff, p, velocity)); break;
case CSEQEvent.ChangePatch:
// events.Add(new ControlChangeEvent(absTime, channel, MidiController.MainVolume, seq.longSamples[pitch].velocity / 2));
events.Add(new PatchChangeEvent(absTime, channel, p));
break;
case CSEQEvent.BendAssume: events.Add(new PitchWheelChangeEvent(absTime, channel, p * 64)); break;
case CSEQEvent.PanAssume: events.Add(new ControlChangeEvent(absTime, channel, MidiController.Pan, p / 2)); break;
case CSEQEvent.VelAssume: events.Add(new ControlChangeEvent(absTime, channel, MidiController.MainVolume, p / 2)); break; //not really used
//case CSEQEvent.EndTrack2:
case CSEQEvent.EndTrack: events.Add(new MetaEvent(MetaEventType.EndTrack, 0, absTime)); break;
}
return(events);
}
