OSStatus SinSynth::GetParameterInfo( AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
AudioUnitParameterInfo & outParameterInfo)
{
if (inParameterID != kGlobalVolumeParam) return kAudioUnitErr_InvalidParameter;
if (inScope != kAudioUnitScope_Global) return kAudioUnitErr_InvalidScope;
outParameterInfo.flags = SetAudioUnitParameterDisplayType (0, kAudioUnitParameterFlag_DisplaySquareRoot);
outParameterInfo.flags += kAudioUnitParameterFlag_IsWritable;
outParameterInfo.flags += kAudioUnitParameterFlag_IsReadable;
AUBase::FillInParameterName (outParameterInfo, kGlobalVolumeName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_LinearGain;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = 1.0;
return noErr;
}
OSStatus AKSampler_Plugin::GetParameterInfo( AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
AudioUnitParameterInfo& outParameterInfo)
{
if (inScope != kAudioUnitScope_Global) return kAudioUnitErr_InvalidScope;
outParameterInfo.flags = kAudioUnitParameterFlag_IsWritable | kAudioUnitParameterFlag_IsReadable;
switch (inParameterID) {
case kMasterVolumeFraction:
outParameterInfo.flags += SetAudioUnitParameterDisplayType (0, kAudioUnitParameterFlag_DisplaySquareRoot);
AUBase::FillInParameterName (outParameterInfo, paramName[kMasterVolumeFraction], false);
outParameterInfo.unit = kAudioUnitParameterUnit_LinearGain;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = 1.0;
break;
case kPitchOffsetSemitones:
AUBase::FillInParameterName (outParameterInfo, paramName[kPitchOffsetSemitones], false);
outParameterInfo.unit = kAudioUnitParameterUnit_RelativeSemiTones;
outParameterInfo.minValue = -24.0;
outParameterInfo.maxValue = 24.0;
outParameterInfo.defaultValue = 0.0;
break;
case kVibratoDepthSemitones:
AUBase::FillInParameterName (outParameterInfo, paramName[kVibratoDepthSemitones], false);
outParameterInfo.unit = kAudioUnitParameterUnit_RelativeSemiTones;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 24.0;
outParameterInfo.defaultValue = 0.0;
break;
case kLoopThruRelease:
AUBase::FillInParameterName (outParameterInfo, paramName[kLoopThruRelease], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Boolean;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = 0.0;
break;
case kMonophonic:
AUBase::FillInParameterName (outParameterInfo, paramName[kMonophonic], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Boolean;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = 0.0;
break;
case kLegato:
AUBase::FillInParameterName (outParameterInfo, paramName[kLegato], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Boolean;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = 0.0;
break;
case kGlideRate:
AUBase::FillInParameterName (outParameterInfo, paramName[kGlideRate], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Seconds;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 10.0;
outParameterInfo.defaultValue = 0.0;
break;
case kFilterEnable:
AUBase::FillInParameterName (outParameterInfo, paramName[kFilterEnable], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Boolean;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = 0.0;
break;
case kFilterCutoffHarmonic:
outParameterInfo.flags += SetAudioUnitParameterDisplayType (0, kAudioUnitParameterFlag_DisplayLogarithmic);
AUBase::FillInParameterName (outParameterInfo, paramName[kFilterCutoffHarmonic], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 1.0;
outParameterInfo.maxValue = 1000.0;
outParameterInfo.defaultValue = 1000.0;
break;
case kFilterCutoffEgStrength:
outParameterInfo.flags += SetAudioUnitParameterDisplayType (0, kAudioUnitParameterFlag_DisplayLogarithmic);
AUBase::FillInParameterName (outParameterInfo, paramName[kFilterCutoffEgStrength], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 100.0;
outParameterInfo.defaultValue = 20.0;
break;
case kFilterResonanceDb:
AUBase::FillInParameterName (outParameterInfo, paramName[kFilterResonanceDb], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Decibels;
outParameterInfo.minValue = -20.0;
outParameterInfo.maxValue = 20.0;
outParameterInfo.defaultValue = 0.0;
break;
case kAmpEgAttackTimeSeconds:
AUBase::FillInParameterName (outParameterInfo, paramName[kAmpEgAttackTimeSeconds], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Seconds;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 10.0;
outParameterInfo.defaultValue = 0.0;
break;
case kAmpEgDecayTimeSeconds:
AUBase::FillInParameterName (outParameterInfo, paramName[kAmpEgDecayTimeSeconds], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Seconds;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 10.0;
outParameterInfo.defaultValue = 0.0;
break;
case kAmpEgSustainFraction:
AUBase::FillInParameterName (outParameterInfo, paramName[kAmpEgSustainFraction], false);
outParameterInfo.unit = kAudioUnitParameterUnit_LinearGain;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = 1.0;
break;
case kAmpEgReleaseTimeSeconds:
AUBase::FillInParameterName (outParameterInfo, paramName[kAmpEgReleaseTimeSeconds], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Seconds;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 10.0;
outParameterInfo.defaultValue = 0.0;
break;
case kFilterEgAttackTimeSeconds:
AUBase::FillInParameterName (outParameterInfo, paramName[kFilterEgAttackTimeSeconds], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Seconds;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 10.0;
outParameterInfo.defaultValue = 0.0;
break;
case kFilterEgDecayTimeSeconds:
AUBase::FillInParameterName (outParameterInfo, paramName[kFilterEgDecayTimeSeconds], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Seconds;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 10.0;
outParameterInfo.defaultValue = 0.0;
break;
case kFilterEgSustainFraction:
outParameterInfo.flags += SetAudioUnitParameterDisplayType (0, kAudioUnitParameterFlag_DisplayExponential);
AUBase::FillInParameterName (outParameterInfo, paramName[kFilterEgSustainFraction], false);
outParameterInfo.unit = kAudioUnitParameterUnit_LinearGain;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = 1.0;
break;
case kFilterEgReleaseTimeSeconds:
AUBase::FillInParameterName (outParameterInfo, paramName[kFilterEgReleaseTimeSeconds], false);
outParameterInfo.unit = kAudioUnitParameterUnit_Seconds;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 10.0;
outParameterInfo.defaultValue = 0.0;
break;
default:
return kAudioUnitErr_InvalidParameter;
}
return noErr;
}
OSStatus MT32Synth::GetParameterInfo(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
AudioUnitParameterInfo & outParameterInfo)
{
if (inParameterID == kGlobalVolumeParam) {
if (inScope != kAudioUnitScope_Global) return kAudioUnitErr_InvalidScope;
outParameterInfo.flags = SetAudioUnitParameterDisplayType (0, kAudioUnitParameterFlag_DisplaySquareRoot);
outParameterInfo.flags += kAudioUnitParameterFlag_IsWritable;
outParameterInfo.flags += kAudioUnitParameterFlag_IsReadable;
AUBase::FillInParameterName (outParameterInfo, kGlobalVolumeName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_LinearGain;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 5.0;
outParameterInfo.defaultValue = 1.0;
return noErr;
} else if (inParameterID == kInstrumentParam) {
if (inScope != kAudioUnitScope_Global) return kAudioUnitErr_InvalidScope;
outParameterInfo.flags = kAudioUnitParameterFlag_ValuesHaveStrings;
outParameterInfo.flags += kAudioUnitParameterFlag_IsWritable;
outParameterInfo.flags += kAudioUnitParameterFlag_IsReadable;
AUBase::FillInParameterName (outParameterInfo, kInstrumentName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Indexed;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 127.0;
outParameterInfo.defaultValue = 0.0;
return noErr;
} else if (inParameterID == kReverbEnabledParam) {
if (inScope != kAudioUnitScope_Global) return kAudioUnitErr_InvalidScope;
outParameterInfo.flags += kAudioUnitParameterFlag_IsWritable;
outParameterInfo.flags += kAudioUnitParameterFlag_IsReadable;
AUBase::FillInParameterName (outParameterInfo, kReverbEnabledParamName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Boolean;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = 1.0;
return noErr;
} else if (inParameterID == kReverbGainParam) {
if (inScope != kAudioUnitScope_Global) return kAudioUnitErr_InvalidScope;
outParameterInfo.flags += kAudioUnitParameterFlag_IsWritable;
outParameterInfo.flags += kAudioUnitParameterFlag_IsReadable;
AUBase::FillInParameterName (outParameterInfo, kReverbGainParamName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_LinearGain;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 5.0;
outParameterInfo.defaultValue = 1.0;
return noErr;
} else {
return noErr;
}
}
