bool AssignPluginDriver(TownsAudioInterface owner, ITownsAudioInterfacePluginDriver driver, bool externalMutexHandling)
{
if (_refCount <= 1)
{
return(true);
}
if (_drv != null)
{
if (driver != null && driver != _drv)
{
return(false);
}
}
else
{
lock (_mutex)
{
_drv = driver;
_drvOwner = owner;
_externalMutex = externalMutexHandling;
}
}
return(true);
}
public static TownsAudioInterfaceInternal AddNewRef(IMixer mixer, TownsAudioInterface owner, ITownsAudioInterfacePluginDriver driver, bool externalMutexHandling)
{
_refCount++;
if (_refCount == 1 && _refInstance == null)
{
_refInstance = new TownsAudioInterfaceInternal(mixer, owner, driver, externalMutexHandling);
}
else if (_refCount < 2 || _refInstance == null)
{
throw new InvalidOperationException("TownsAudioInterfaceInternal::addNewRef(): Internal reference management failure");
}
else if (!_refInstance.AssignPluginDriver(owner, driver, externalMutexHandling))
{
throw new InvalidOperationException("TownsAudioInterfaceInternal::addNewRef(): Plugin driver conflict");
}
return(_refInstance);
}
TownsAudioInterfaceInternal(IMixer mixer, TownsAudioInterface owner, ITownsAudioInterfacePluginDriver driver, bool externalMutexHandling)
: base(mixer, FmSynthEmuType.Towns, externalMutexHandling)
{
_baserate = 55125.0f / mixer.OutputRate;
_drv = driver;
_drvOwner = owner;
_musicVolume = Mixer.MaxMixerVolume;
_sfxVolume = Mixer.MaxMixerVolume;
_timerBase = (uint)(_baserate * 1000000.0f);
_tickLength = 2 * _timerBase;
_intfOpcodes = new Dictionary <int, TownsAudioIntfCallback>
{
{ 0, intf_reset },
{ 1, intf_keyOn },
{ 2, intf_keyOff },
{ 3, intf_setPanPos },
// 4
{ 4, intf_setInstrument },
{ 5, intf_loadInstrument },
{ 7, intf_setPitch },
// 8
{ 8, intf_setLevel },
{ 9, intf_chanOff },
// 12
// 16
{ 17, intf_writeReg },
{ 19, intf_writeRegBuffer },
// 20
{ 20, intf_readRegBuffer },
{ 21, intf_setTimerA },
{ 22, intf_setTimerB },
{ 23, intf_enableTimerA },
// 24
{ 24, intf_enableTimerB },
// 28
// 32
{ 32, intf_loadSamples },
{ 33, intf_reserveEffectChannels },
{ 34, intf_loadWaveTable },
{ 35, intf_unloadWaveTable },
// 36
{ 37, intf_pcmPlayEffect },
{ 39, intf_pcmChanOff },
// 40
{ 40, intf_pcmEffectPlaying },
// 44
// 48
{ 50, intf_fmKeyOn },
{ 51, intf_fmKeyOff },
// 52
{ 52, intf_fmSetPanPos },
{ 53, intf_fmSetInstrument },
{ 54, intf_fmLoadInstrument },
// 56
{ 56, intf_fmSetPitch },
{ 57, intf_fmSetLevel },
{ 58, intf_fmReset },
// 60
// 64
{ 67, intf_setOutputVolume },
// 68
{ 68, intf_resetOutputVolume },
{ 69, intf_getOutputVolume },
{ 70, intf_setOutputMute },
// 72
{ 73, intf_cdaToggle },
{ 74, intf_getOutputVolume2 },
{ 75, intf_getOutputMute },
// 76
// 80
{ 80, intf_pcmUpdateEnvelopeGenerator }
};
}
public TownsAudioInterface(IMixer mixer, ITownsAudioInterfacePluginDriver driver, bool externalMutexHandling = false)
{
_intf = TownsAudioInterfaceInternal.AddNewRef(mixer, this, driver, externalMutexHandling);
}
TownsAudioInterfaceInternal(IMixer mixer, TownsAudioInterface owner, ITownsAudioInterfacePluginDriver driver, bool externalMutexHandling)
: base(mixer, FmSynthEmuType.Towns, externalMutexHandling)
{
_baserate = 55125.0f / mixer.OutputRate;
_drv = driver;
_drvOwner = owner;
_musicVolume = Mixer.MaxMixerVolume;
_sfxVolume = Mixer.MaxMixerVolume;
_timerBase = (uint)(_baserate * 1000000.0f);
_tickLength = 2 * _timerBase;
_intfOpcodes = new Dictionary<int, TownsAudioIntfCallback>
{
{ 0,intf_reset },
{ 1,intf_keyOn },
{ 2,intf_keyOff },
{ 3,intf_setPanPos },
// 4
{ 4,intf_setInstrument },
{ 5,intf_loadInstrument },
{ 7,intf_setPitch },
// 8
{ 8,intf_setLevel },
{ 9,intf_chanOff },
// 12
// 16
{ 17,intf_writeReg },
{ 19,intf_writeRegBuffer },
// 20
{ 20,intf_readRegBuffer },
{ 21,intf_setTimerA },
{ 22,intf_setTimerB },
{ 23,intf_enableTimerA },
// 24
{ 24,intf_enableTimerB },
// 28
// 32
{ 32,intf_loadSamples },
{ 33,intf_reserveEffectChannels },
{ 34,intf_loadWaveTable },
{ 35,intf_unloadWaveTable },
// 36
{ 37,intf_pcmPlayEffect },
{ 39,intf_pcmChanOff },
// 40
{ 40,intf_pcmEffectPlaying },
// 44
// 48
{ 50,intf_fmKeyOn },
{ 51,intf_fmKeyOff },
// 52
{ 52,intf_fmSetPanPos },
{ 53,intf_fmSetInstrument },
{ 54,intf_fmLoadInstrument },
// 56
{ 56,intf_fmSetPitch },
{ 57,intf_fmSetLevel },
{ 58,intf_fmReset },
// 60
// 64
{ 67,intf_setOutputVolume },
// 68
{ 68,intf_resetOutputVolume },
{ 69,intf_getOutputVolume },
{ 70,intf_setOutputMute },
// 72
{ 73,intf_cdaToggle },
{ 74,intf_getOutputVolume2 },
{ 75,intf_getOutputMute },
// 76
// 80
{ 80,intf_pcmUpdateEnvelopeGenerator }
};
}
bool AssignPluginDriver(TownsAudioInterface owner, ITownsAudioInterfacePluginDriver driver, bool externalMutexHandling)
{
if (_refCount <= 1)
return true;
if (_drv != null)
{
if (driver != null && driver != _drv)
return false;
}
else
{
lock (_mutex)
{
_drv = driver;
_drvOwner = owner;
_externalMutex = externalMutexHandling;
}
}
return true;
}
public static TownsAudioInterfaceInternal AddNewRef(IMixer mixer, TownsAudioInterface owner, ITownsAudioInterfacePluginDriver driver, bool externalMutexHandling)
{
_refCount++;
if (_refCount == 1 && _refInstance == null)
_refInstance = new TownsAudioInterfaceInternal(mixer, owner, driver, externalMutexHandling);
else if (_refCount < 2 || _refInstance == null)
throw new InvalidOperationException("TownsAudioInterfaceInternal::addNewRef(): Internal reference management failure");
else if (!_refInstance.AssignPluginDriver(owner, driver, externalMutexHandling))
throw new InvalidOperationException("TownsAudioInterfaceInternal::addNewRef(): Plugin driver conflict");
return _refInstance;
}
public TownsAudioInterface(IMixer mixer, ITownsAudioInterfacePluginDriver driver, bool externalMutexHandling = false)
{
_intf = TownsAudioInterfaceInternal.AddNewRef(mixer, this, driver, externalMutexHandling);
}
