int intf_loadSamples(uint dest, int size, byte[] src, int offset)
{
if (dest >= 65536 || size == 0 || size > 65536)
{
return(3);
}
if (size + dest > 65536)
{
return(5);
}
int dwIndex = _numWaveTables - 1;
for (uint t = (uint)_waveTablesTotalDataSize; dwIndex != 0 && (dest < t); dwIndex--)
{
t -= (uint)_waveTables[dwIndex].size;
}
TownsAudio_WaveTable s = _waveTables[dwIndex];
_waveTablesTotalDataSize -= s.size;
s.size = size;
s.ReadData(src, offset);
_waveTablesTotalDataSize += s.size;
return(0);
}
int intf_pcmPlayEffect(object[] args)
{
int chan = (int)args[0];
int note = (int)args[1];
int velo = (int)args[2];
var data = (byte[])args[3];
var dataOffset = (int)args[4];
if (chan < 0x40 || chan > 0x47)
{
return(1);
}
if ((note & 0x80) != 0 || ((velo & 0x80) != 0))
{
return(3);
}
chan -= 0x40;
if (!_pcmChan[chan]._reserved)
{
return(7);
}
if (_pcmChan[chan]._activeEffect)
{
return(2);
}
var w = new TownsAudio_WaveTable();
w.ReadHeader(data, dataOffset);
if (w.size < (w.loopStart + w.loopLen))
{
return(13);
}
if (w.size == 0)
{
return(6);
}
var p = _pcmChan[chan];
p.LoadData(data, dataOffset + 32, w.size);
p.KeyOn((byte)note, (byte)velo, w);
return(0);
}
int intf_loadWaveTable(object[] args)
{
var data = (byte[])args[0];
if (_numWaveTables > 127)
{
return(3);
}
TownsAudio_WaveTable w = new TownsAudio_WaveTable();
w.ReadHeader(data, 0);
if (w.size == 0)
{
return(6);
}
if (_waveTablesTotalDataSize + w.size > 65504)
{
return(5);
}
for (int i = 0; i < _numWaveTables; i++)
{
if (_waveTables[i].id == w.id)
{
return(10);
}
}
var s = _waveTables[_numWaveTables++];
s.ReadHeader(data, 0);
_waveTablesTotalDataSize += s.size;
Callback(32, _waveTablesTotalDataSize, s.size, data, 32);
return(0);
}
public override bool Init()
{
if (_ready)
{
return(true);
}
if (!base.Init())
{
return(false);
}
_fmSaveReg[0] = new byte[256];
_fmSaveReg[1] = new byte[256];
_fmInstruments = new byte[128 * 48];
_pcmInstruments = new byte[32][];
_waveTables = new TownsAudio_WaveTable[128];
for (int i = 0; i < _waveTables.Length; i++)
{
_waveTables[i] = new TownsAudio_WaveTable();
}
_pcmChan = new TownsAudio_PcmChannel[8];
for (int i = 0; i < _pcmChan.Length; i++)
{
_pcmChan[i] = new TownsAudio_PcmChannel();
}
_timer = 0;
SetVolumeChannelMasks(-1, 0);
_ready = true;
Callback(0);
return(true);
}
int intf_pcmPlayEffect(object[] args)
{
int chan = (int)args[0];
int note = (int)args[1];
int velo = (int)args[2];
var data = (byte[])args[3];
var dataOffset = (int)args[4];
if (chan < 0x40 || chan > 0x47)
return 1;
if ((note & 0x80) != 0 || ((velo & 0x80) != 0))
return 3;
chan -= 0x40;
if (!_pcmChan[chan]._reserved)
return 7;
if (_pcmChan[chan]._activeEffect)
return 2;
var w = new TownsAudio_WaveTable();
w.ReadHeader(data, dataOffset);
if (w.size < (w.loopStart + w.loopLen))
return 13;
if (w.size == 0)
return 6;
var p = _pcmChan[chan];
p.LoadData(data, dataOffset + 32, w.size);
p.KeyOn((byte)note, (byte)velo, w);
return 0;
}
int intf_loadWaveTable(object[] args)
{
var data = (byte[])args[0];
if (_numWaveTables > 127)
return 3;
TownsAudio_WaveTable w = new TownsAudio_WaveTable();
w.ReadHeader(data, 0);
if (w.size == 0)
return 6;
if (_waveTablesTotalDataSize + w.size > 65504)
return 5;
for (int i = 0; i < _numWaveTables; i++)
{
if (_waveTables[i].id == w.id)
return 10;
}
var s = _waveTables[_numWaveTables++];
s.ReadHeader(data, 0);
_waveTablesTotalDataSize += s.size;
Callback(32, _waveTablesTotalDataSize, s.size, data, 32);
return 0;
}
public override bool Init()
{
if (_ready)
return true;
if (!base.Init())
return false;
_fmSaveReg[0] = new byte[256];
_fmSaveReg[1] = new byte[256];
_fmInstruments = new byte[128 * 48];
_pcmInstruments = new byte[32][];
_waveTables = new TownsAudio_WaveTable[128];
for (int i = 0; i < _waveTables.Length; i++)
{
_waveTables[i] = new TownsAudio_WaveTable();
}
_pcmChan = new TownsAudio_PcmChannel[8];
for (int i = 0; i < _pcmChan.Length; i++)
{
_pcmChan[i] = new TownsAudio_PcmChannel();
}
_timer = 0;
SetVolumeChannelMasks(-1, 0);
_ready = true;
Callback(0);
return true;
}
