//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// RadioEffectUnit::RadioEffectUnit
//
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
RadioEffectUnit::RadioEffectUnit(AudioUnit Component)
: AUEffectBase(Component)
{
CreateElements();
if (!bGLocalized) {
// Because we are in a component, we need to load our bundle by identifier so we can access our localized strings
// It is important that the string passed here exactly matches that in the Info.plist Identifier string
CFBundleRef bundle = CFBundleGetBundleWithIdentifier( CFSTR("com.epicgames.audiounit.radio") );
if (bundle != NULL) {
kChebyshevPowerMultiplierName = CFCopyLocalizedStringFromTableInBundle(kChebyshevPowerMultiplierName, CFSTR("Localizable"), bundle, CFSTR(""));
kChebyshevPowerName = CFCopyLocalizedStringFromTableInBundle(kChebyshevPowerName, CFSTR("Localizable"), bundle, CFSTR(""));
kChebyshevMultiplierName = CFCopyLocalizedStringFromTableInBundle(kChebyshevMultiplierName, CFSTR("Localizable"), bundle, CFSTR(""));
kChebyshevCubedMultiplierName = CFCopyLocalizedStringFromTableInBundle(kChebyshevCubedMultiplierName, CFSTR("Localizable"), bundle, CFSTR(""));
}
bGLocalized = TRUE; //so never pass the test again...
}
GFinalBandPassFilter.Initialize( 2000.0f, 400.0f, GetSampleRate() );
SetParameter(RadioParam_ChebyshevPowerMultiplier, kDefaultValue_ChebyshevPowerMultiplier );
SetParameter(RadioParam_ChebyshevPower, kDefaultValue_ChebyshevPower );
SetParameter(RadioParam_ChebyshevMultiplier, kDefaultValue_ChebyshevMultiplier );
SetParameter(RadioParam_ChebyshevCubedMultiplier, kDefaultValue_ChebyshevCubedMultiplier );
}
/**
* Constructor.
*
* @param InitialSampleRate The sample rate to process the audio.
*/
FXAudio2RadioEffect( float InitialSampleRate )
: CXAPOParametersBase( &Registration, ( uint8* )Parameters, sizeof( FAudioRadioEffect ), false )
, SampleRate( InitialSampleRate )
{
// Initialize the global audio processing helper classes
GFinalBandPassFilter.Initialize( 2000.0f, 400.0f, SampleRate );
// Setup default values for the parameters to initialize the rest of the global
// audio processing helper classes. See FXAudio2RadioEffect::OnSetParameters().
FAudioRadioEffect DefaultParameters;
SetParameters( &DefaultParameters, sizeof( DefaultParameters ) );
}
