void LinkMc(AdLibPart part, AdLibVoice voice)
{
voice.Part = part;
voice.Next = part._voice;
part._voice = voice;
voice.Prev = null;
if (voice.Next != null)
voice.Next.Prev = voice;
}
void PartKeyOff(AdLibPart part, byte note)
{
for (var voice = part._voice; voice != null; voice = voice.Next)
{
if (voice.Note == note)
{
if (part._pedal)
voice.WaitForPedal = true;
else
McOff(voice);
}
}
}
void PartKeyOn(AdLibPart part, AdLibInstrument instr, byte note, byte velocity, AdLibInstrument second, byte pan)
{
var voice = AllocateVoice(part._priEff);
if (voice == null)
return;
LinkMc(part, voice);
McKeyOn(voice, instr, note, velocity, second, pan);
}
public AdlibMidiDriver(IMixer mixer)
: base(mixer)
{
_voiceIndex = -1;
_parts = new AdLibPart[32];
for (var i = 0; i < _parts.Length; ++i)
{
_parts[i] = new AdLibPart();
_parts[i].Init(this, (byte)(i + ((i >= 9) ? 1 : 0)));
}
_percussion = new AdLibPercussionChannel();
_percussion.Init(this, 9);
_timerIncrease = 0xD69;
_timerThreshold = 0x411B;
_voices = new AdLibVoice[9];
for (int i = 0; i < _voices.Length; i++)
{
_voices[i] = new AdLibVoice();
}
}
