public void Write(R1Jaguar_MusicDescriptor file, string outPath)
{
#if ISWINDOWS
Sequence s = new Sequence();
Track t = new Track();
s.Add(CreateTrack(file));
// This plugin doesn't overwrite files
if (File.Exists(outPath))
{
File.Delete(outPath);
}
s.Save(outPath);
#endif
}
private Track CreateTrack(R1Jaguar_MusicDescriptor jagFile)
{
Track t = new Track();
TempoChangeBuilder b = new TempoChangeBuilder();
b.Tempo = 22000;
b.Build();
t.Insert(0, b.Result);
ChannelMessageBuilder builder = new ChannelMessageBuilder();
Dictionary <int, int> curNoteOnChannel = new Dictionary <int, int>();
int timeScale = 1;
for (int i = 0; i < jagFile.MusicData.Length; i++)
{
R1Jaguar_MusicData e = jagFile.MusicData[i];
if (e.Time != int.MaxValue)
{
int channelByte = BitHelpers.ExtractBits(e.Command, 8, 24);
if (channelByte == 0x7F) // special point in the song
{
int idByte = BitHelpers.ExtractBits(e.Command, 8, 0);
if (idByte == 0xFF && i >= jagFile.MusicData.Length - 2) // End point
{
t.EndOfTrackOffset = e.Time / timeScale;
break;
}
else
{
// Loop point, or command to return to loop point
}
}
else
{
int channel = BitHelpers.ExtractBits(e.Command, 4, 26);
int command = BitHelpers.ExtractBits(e.Command, 1, 31);
if (command == 1)
{
// Note off
if (curNoteOnChannel.ContainsKey(channel))
{
builder.Command = ChannelCommand.NoteOff;
int note = curNoteOnChannel.TryGetValue(channel, out int val) ? val : 0;
if (note >= 128)
{
builder.MidiChannel = 9;
builder.Data1 = note - 128;
}
else
{
builder.MidiChannel = channel;
builder.Data1 = note;
}
builder.Data2 = 127;
builder.Build();
t.Insert(e.Time / timeScale, builder.Result);
}
// Program change
int instrument = BitHelpers.ExtractBits(e.Command, 5, 21);
if (PercussionInstruments[instrument] != Percussion.None)
{
builder.MidiChannel = 9;
}
else
{
builder.MidiChannel = channel;
builder.Command = ChannelCommand.ProgramChange;
builder.Data1 = GeneralMidiInstruments[instrument] == Instrument.None ? 0 : (int)GeneralMidiInstruments[instrument];
if (GeneralMidiInstruments[instrument] == Instrument.Sitar)
{
Controller.print("unknown @ " + jagFile.MusicDataPointer);
}
builder.Build();
t.Insert(e.Time / timeScale, builder.Result);
}
// Note on
builder.Command = ChannelCommand.NoteOn;
int freq = BitHelpers.ExtractBits(e.Command, 13, 8);
int vel = BitHelpers.ExtractBits(e.Command, 7, 0);
//bool hasVelocity = BitHelpers.ExtractBits(e.Command, 1, 7) == 1;
builder.Data1 = GetMidiPitch(freq, 349f);
//builder.Data2 = UnityEngine.Mathf.RoundToInt(127f * (vel / 7f));
float velf = ((vel + 1) / 128f); // hack
int veli = Mathf.RoundToInt(velf * 127f);
/*if (!hasVelocity) {
* veli = 127;
* }*/
if (PercussionInstruments[instrument] != Percussion.None)
{
builder.Data1 = (int)PercussionInstruments[instrument];
builder.Data2 = PercussionInstruments[instrument] == Percussion.None ? 0 : veli;
curNoteOnChannel[channel] = builder.Data1 + 128;
}
else
{
builder.Data2 = GeneralMidiInstruments[instrument] == Instrument.None ? 0 : veli;
curNoteOnChannel[channel] = builder.Data1;
}
builder.Build();
t.Insert(e.Time / timeScale, builder.Result);
}
else
{
builder.Command = ChannelCommand.NoteOff;
int note = curNoteOnChannel.TryGetValue(channel, out int val) ? val : 0;
if (note >= 128)
{
builder.MidiChannel = 9;
builder.Data1 = note - 128;
}
else
{
builder.MidiChannel = channel;
builder.Data1 = note;
}
builder.Data2 = 127;
curNoteOnChannel.Remove(channel);
builder.Build();
t.Insert(e.Time / timeScale, builder.Result);
}
}
}
}
return(t);
}