public override void PlayInstrument(uint instrumentNumber = 0)
{
PlayBackWaveProvider waveStream = new PlayBackWaveProvider(ModuleConst.SOUNDFREQUENCY, ModuleConst.MIX_CHANNELS == ModuleConst.STEREO);
XM_Sample sample = ((XM_Instrument)Instruments[(int)instrumentNumber - 1]).sample;
string mes = "\n\n\nSample number : " + sample.orderNumber;
float period = 7680.0f - (48 + sample.relativeNoteNumber) * 64.0f;
float frequency = (float)(8363 * Math.Pow(2, (4608.0f - period) * 0.001302083f));
float periodInc = (period != 0) ? frequency * 2 / ModuleConst.SOUNDFREQUENCY : 1.0f;
float pos = 0;
mes += " freq : " + period;
DebugMes(mes);
while (pos < sample.length * 4 - 1)
{
waveStream.Write((short)sample[(int)pos]);
pos += periodInc;
}
WaveOutEvent waveOut = new WaveOutEvent();
waveOut.Init(waveStream);
waveOut.Play();
}
public virtual void PlayModule(uint startPosition = 0)
{
playing = false;
InitModule(startPosition);
waveOut?.Stop();
MixingTask?.Wait();
waveStream?.Dispose();
waveOut?.Dispose();
MixingTask?.Dispose();
waveStream = new PlayBackWaveProvider(ModuleConst.SOUNDFREQUENCY /* module.numberOfChannels*/, ModuleConst.MIX_CHANNELS == ModuleConst.STEREO);
playing = true;
MixingTask = Task.Factory.StartNew(() => {
while ((!moduleEnd) && playing)
{
MixData();
while (waveStream.QueueLength > ModuleConst.MIX_WAIT && playing)
{
Thread.Sleep(100);
}
//DebugMes("Play position - " + waveOut.GetPosition() + " queue length - " + waveStream.QueueLength);
}
while (waveStream.QueueLength > 0 && playing)
{
Thread.Sleep(100);
//DebugMes("Play position - " + waveOut.GetPosition() + " queue length - " + waveStream.QueueLength);
}
});
waveOut = new WaveOutEvent();
waveOut.Init(waveStream);
waveOut.Play();
}