/// <summary>
///
/// </summary>
/// <param name="parentModule"></param>
/// <param name="noteOnEvent"></param>
/// <param name="programNumber"></param>
/// <param name="slot"></param>
public C140Sound(C140 parentModule, C140SoundManager manager, TimbreBase timbre, int tindex, TaggedNoteOnEvent noteOnEvent, int slot, byte timbreIndex) : base(parentModule, manager, timbre, tindex, noteOnEvent, slot)
{
this.parentModule = parentModule;
this.timbreIndex = timbreIndex;
this.timbre = (C140Timbre)timbre;
lastSoundType = this.timbre.SoundType;
if (lastSoundType == SoundType.INST)
{
baseFreq = this.timbre.BaseFreqency;
sampleRate = this.timbre.SampleRate;
loopPoint = this.timbre.LoopPoint;
loopEn = this.timbre.LoopEnable;
}
/*
* else if (lastSoundType == SoundType.DRUM)
* {
* var pct = (C140PcmTimbre)parentModule.DrumSoundTable.PcmTimbres[noteOnEvent.NoteNumber];
* baseFreq = pct.BaseFreqency;
* sampleRate = pct.SampleRate;
* loopPoint = pct.LoopPoint;
* loopEn = pct.LoopEnable;
* }*/
}
/// <summary>
///
/// </summary>
public C140(uint unitNumber) : base(unitNumber)
{
Timbres = new C140Timbre[256];
for (int i = 0; i < 256; i++)
{
Timbres[i] = new C140Timbre();
}
//DrumSoundTable = new C140PcmSoundTable();
setPresetInstruments();
this.soundManager = new C140SoundManager(this);
f_read_byte_callback = new delg_callback(read_byte_callback);
C140SetCallback(UnitNumber, f_read_byte_callback);
GainLeft = DEFAULT_GAIN;
GainRight = DEFAULT_GAIN;
readSoundFontForTimbre = new ToolStripMenuItem("Import PCM from SF2 for &Timbre...");
readSoundFontForTimbre.Click += ReadSoundFontForTimbre_Click;
readSoundFontForDrumTimbre = new ToolStripMenuItem("Import PCM from SF2 for &DrumTimbre...");
readSoundFontForDrumTimbre.Click += ReadSoundFontForDrumTimbre_Click;
}
/// <summary>
///
/// </summary>
/// <param name="note"></param>
public override SoundBase[] SoundOn(TaggedNoteOnEvent note)
{
List <SoundBase> rv = new List <SoundBase>();
var bts = parentModule.GetBaseTimbres(note);
var ids = parentModule.GetBaseTimbreIndexes(note);
int tindex = 0;
for (int i = 0; i < bts.Length; i++)
{
C140Timbre timbre = (C140Timbre)bts[i];
tindex++;
var emptySlot = searchEmptySlot(note);
if (emptySlot.slot < 0)
{
continue;
}
C140Sound snd = new C140Sound(emptySlot.inst, this, timbre, tindex - 1, note, emptySlot.slot, (byte)ids[i]);
instOnSounds.Add(snd);
//HACK: store pcm data to local buffer to avoid "thread lock"
if (timbre.SoundType == SoundType.INST)
{
lock (parentModule.tmpPcmDataTable)
parentModule.tmpPcmDataTable[ids[i]] = timbre.PcmData;
}
/*
* else if (timbre.SoundType == SoundType.DRUM)
* {
* var pct = (C140PcmTimbre)parentModule.DrumSoundTable.PcmTimbres[note.NoteNumber];
* lock (parentModule.tmpPcmDataTable)
* parentModule.tmpPcmDataTable[note.NoteNumber + 128] = pct.C140PcmData;
* }
*/
FormMain.OutputDebugLog(parentModule, "KeyOn INST ch" + emptySlot + " " + note.ToString());
rv.Add(snd);
}
for (int i = 0; i < rv.Count; i++)
{
var snd = rv[i];
if (!snd.IsDisposed)
{
ProcessKeyOn(snd);
}
else
{
rv.Remove(snd);
i--;
}
}
return(rv.ToArray());
}
/// <summary>
///
/// </summary>
/// <param name="offset"></param>
private void loadPcm(int offset, bool drum)
{
var sf2 = new SF2(openFileDialog.FileName);
var spl = sf2.SoundChunk.SMPLSubChunk.Samples;
int tn = 0;
int num = 0;
foreach (var s in sf2.HydraChunk.SHDRSubChunk.Samples)
{
if (s.SampleType == SF2SampleLink.MonoSample ||
s.SampleType == SF2SampleLink.LeftSample)
{
var tim = new C140Timbre();
double baseFreq = 440.0 * Math.Pow(2.0, ((double)s.OriginalKey - 69.0) / 12.0);
tim.BaseFreqency = baseFreq;
tim.SampleRate = s.SampleRate;
uint start = s.Start;
uint end = s.End;
if (s.LoopEnd < end && s.LoopStart < s.LoopEnd)
{
end = s.LoopEnd;
}
uint len = end - start + 1;
if (len > 65535)
{
len = 65535;
}
uint loopP = s.LoopStart - s.Start;
if (loopP > 65535)
{
loopP = 65535;
}
sbyte[] samples = new sbyte[len];
for (uint i = 0; i < len; i++)
{
samples[i] = (sbyte)(spl[start + i] >> 8);
}
tim.PcmData = samples;
tim.LoopPoint = (ushort)loopP;
tim.LoopEnable = s.LoopStart < s.LoopEnd;
if (s.LoopStart < s.LoopEnd)
{
tim.SDS.ADSR.Enable = true;
tim.SDS.ADSR.DR = 80;
tim.SDS.ADSR.SL = 127;
}
if (drum)
{
DrumTimbres[tn].TimbreNumber = (ProgramAssignmentNumber)(tn + offset);
DrumTimbres[tn].BaseNote =
(NoteNames)(byte)Math.Round(MidiManager.CalcNoteNumberFromFrequency(tim.BaseFreqency));
}
Timbres[tn + offset] = tim;
num++;
var nidx = s.SampleName.IndexOf('\0');
if (nidx >= 0)
{
tim.TimbreName = s.SampleName.Substring(0, nidx);
}
else
{
tim.TimbreName = s.SampleName;
}
tn++;
if (tn == 128)
{
break;
}
}
}
}
