public override bool SetNumVoices()
{
int t;
if ((m_VcSoftChannel = ModDriver.SoftChn) == 0)
{
return(true);
}
if (m_VoiceInfos != null)
{
m_VoiceInfos = null;
}
m_VoiceInfos = new VirtualDriver1VoiceInfo[m_VcSoftChannel];
for (t = 0; t < m_VcSoftChannel; t++)
{
m_VoiceInfos[t] = new VirtualDriver1VoiceInfo();
m_VoiceInfos[t].Frequency = 10000;
m_VoiceInfos[t].Panning = (t & 1) == 1 ? SharpMikCommon.PAN_LEFT : SharpMikCommon.PAN_RIGHT;
}
return(false);
}
uint VC_WriteSamples(sbyte[] buf, uint todo)
{
int left, portion = 0, count;
int t, pan, vol;
uint bufferPlace = 0;
uint bufPlace = 0;
uint total = todo;
if (todo > buf.Length)
{
throw new Exception("Asked for more then the dest buffer.");
}
while (todo != 0)
{
if (m_TickLeft == 0)
{
if ((m_VcMode & SharpMikCommon.DMODE_SOFT_MUSIC) == SharpMikCommon.DMODE_SOFT_MUSIC)
{
ModPlayer.Player_HandleTick();
}
m_TickLeft = (ModDriver.MixFreq * 125) / (ModDriver.Bpm * 50);
}
left = (int)Math.Min(m_TickLeft, todo);
bufferPlace = bufPlace;
m_TickLeft -= left;
todo -= (uint)left;
bufPlace += samples2bytes((uint)left);
while (left != 0)
{
portion = (int)Math.Min(left, m_SamplesThatFit);
count = m_IsStereo ? (portion << 1) : portion;
Array.Clear(m_VcTickBuf, 0, TICKLSIZE);
for (t = 0; t < m_VcSoftChannel; t++)
{
m_CurrentVoiceInfo = m_VoiceInfos[t];
if (m_CurrentVoiceInfo.Kick != 0)
{
m_CurrentVoiceInfo.CurrentSampleIndex = ((long)m_CurrentVoiceInfo.Start) << FRACBITS;
m_CurrentVoiceInfo.Kick = 0;
m_CurrentVoiceInfo.Active = 1;
}
if (m_CurrentVoiceInfo.Frequency == 0)
{
m_CurrentVoiceInfo.Active = 0;
}
if (m_CurrentVoiceInfo.Active != 0)
{
m_CurrentVoiceInfo.CurrentIncrement = ((long)(m_CurrentVoiceInfo.Frequency << FRACBITS)) / ModDriver.MixFreq;
if ((m_CurrentVoiceInfo.Flags & SharpMikCommon.SF_REVERSE) != 0)
{
m_CurrentVoiceInfo.CurrentIncrement = -m_CurrentVoiceInfo.CurrentIncrement;
}
vol = m_CurrentVoiceInfo.Volume;
pan = m_CurrentVoiceInfo.Panning;
m_CurrentVoiceInfo.LeftVolumeOld = m_CurrentVoiceInfo.LeftVolumeFactor;
m_CurrentVoiceInfo.RightVolumeOld = m_CurrentVoiceInfo.RightVolumeFactor;
if (m_IsStereo)
{
if (pan != SharpMikCommon.PAN_SURROUND)
{
m_CurrentVoiceInfo.LeftVolumeFactor = (vol * (SharpMikCommon.PAN_RIGHT - pan)) >> 8;
m_CurrentVoiceInfo.RightVolumeFactor = (vol * pan) >> 8;
}
else
{
m_CurrentVoiceInfo.LeftVolumeFactor = m_CurrentVoiceInfo.RightVolumeFactor = vol / 2;
}
}
else
{
m_CurrentVoiceInfo.LeftVolumeFactor = vol;
}
m_IdxSize = (m_CurrentVoiceInfo.Size != 0) ? ((long)m_CurrentVoiceInfo.Size << FRACBITS) - 1 : 0;
m_IdxlEnd = (m_CurrentVoiceInfo.RepeatEndPosition != 0) ? ((long)m_CurrentVoiceInfo.RepeatEndPosition << FRACBITS) - 1 : 0;
m_IdxlPos = (long)m_CurrentVoiceInfo.RepeatStartPosition << FRACBITS;
if (s_TestModeOn && t == s_TestChannel)
{
Console.Write("here");
}
AddChannel(m_VcTickBuf, portion);
if (s_TestModeOn)
{
Debug.WriteLine("{0}\t{1}", t, m_VcTickBuf[s_TestPlace]);
}
}
}
if (ModDriver.Reverb != 0)
{
if (m_IsStereo)
{
MixReverb_Stereo(portion);
}
else
{
MixReverb_Mono(portion);
}
}
if ((m_VcMode & SharpMikCommon.DMODE_16BITS) == SharpMikCommon.DMODE_16BITS)
{
Mix32To16(buf, m_VcTickBuf, count, (int)bufferPlace);
}
else
{
Mix32To8(buf, m_VcTickBuf, count, (int)bufferPlace);
}
bufferPlace += samples2bytes((uint)portion);
if (bufferPlace > buf.Length)
{
return(todo);
}
else
{
left -= portion;
}
}
}
return(todo);
}