/// <summary>
/// Write the file.
/// </summary>
/// <param name="w2">The file writer.</param>
public override void Write(FileWriter w2)
{
//Use a RIFF writer.
using (RiffWriter w = new RiffWriter(w2.BaseStream)) {
//Init file.
w.InitFile("DLS ");
//Instrument count.
w.StartChunk("colh");
w.Write((uint)Instruments.Count);
w.EndChunk();
//Instruments.
w.StartListChunk("lins");
foreach (var inst in Instruments)
{
w.StartListChunk("ins ");
w.StartChunk("insh");
w.Write((uint)inst.Regions.Count);
w.Write(inst.BankId);
w.Write(inst.InstrumentId);
w.EndChunk();
w.StartListChunk("lrgn");
foreach (Region r in inst.Regions)
{
w.StartListChunk("rgn2");
w.StartChunk("rgnh");
w.Write(r.NoteLow);
w.Write(r.NoteHigh);
w.Write(r.VelocityLow);
w.Write(r.VelocityHigh);
w.Write((ushort)(r.DoublePlayback ? 1 : 0));
w.Write((ushort)r.KeyGroup);
w.Write(r.Layer);
w.EndChunk();
w.StartChunk("wsmp");
w.Write((uint)0x14);
w.Write((ushort)r.RootNote);
w.Write(r.Tuning);
w.Write(r.Gain);
uint flags = 0;
if (r.NoTruncation)
{
flags |= 0b1;
}
if (r.NoCompression)
{
flags |= 0b10;
}
w.Write(flags);
w.Write((uint)(r.Loops ? 1 : 0));
if (r.Loops)
{
w.Write((uint)0x10);
w.Write((uint)(r.LoopAndRelease ? 1 : 0));
w.Write(r.LoopStart);
w.Write(r.LoopLength);
}
w.EndChunk();
w.StartChunk("wlnk");
ushort flg = 0;
if (r.PhaseMaster)
{
flg |= 0b1;
}
if (r.MultiChannel)
{
flg |= 0b10;
}
w.Write(flg);
w.Write(r.PhaseGroup);
w.Write(r.ChannelFlags);
w.Write(r.WaveId);
w.EndChunk();
w.StartListChunk("lar2");
foreach (var a in r.Articulators)
{
w.StartChunk("art2");
w.Write((uint)8);
w.Write((uint)a.Connections.Count);
foreach (var c in a.Connections)
{
w.Write((ushort)c.SourceConnection);
w.Write(c.ControlConnection);
w.Write((ushort)c.DestinationConnection);
w.Write((ushort)c.TransformConnection);
w.Write(c.Scale);
}
w.EndChunk();
}
w.EndChunk();
w.EndChunk();
}
w.EndChunk();
if (inst.Name != "")
{
w.StartListChunk("INFO");
w.StartChunk("INAM");
w.Write(inst.Name.ToCharArray());
w.Write("\0".ToCharArray());
int len = inst.Name.Length + 1;
while (len % 4 != 0)
{
w.Write((byte)0);
len++;
}
w.EndChunk();
w.EndChunk();
}
w.EndChunk();
}
w.EndChunk();
//Pointer table initializing.
w.StartChunk("ptbl");
w.Write((uint)8);
w.Write((uint)Waves.Count);
long ptblStart = w.BaseStream.Position;
w.Write(new byte[Waves.Count * 4]);
w.EndChunk();
//Write waves.
w.StartListChunk("wvpl");
long waveTableStart = w.BaseStream.Position;
int waveNum = 0;
foreach (var wav in Waves)
{
long wBak = w.BaseStream.Position;
w.BaseStream.Position = ptblStart + waveNum++ *4;
w.Write((uint)(wBak - waveTableStart));
w.BaseStream.Position = wBak;
w.WriteWave(wav);
}
w.EndChunk();
//Write info.
w.StartListChunk("INFO");
w.StartChunk("INAM");
w.Write("Instrument Set".ToCharArray());
w.EndChunk();
w.EndChunk();
//Close file.
w.CloseFile();
}
}
