BaseSynthEvent::~BaseSynthEvent()
{
removeFromSequencer();
if ( _adsr != 0 )
{
delete _adsr;
_adsr = 0;
}
}
void BaseAudioEvent::setInstrument( BaseInstrument* aInstrument )
{
// swap instrument if new one is different to existing reference
// additionally, if event was added to the sequencer, add it to the new
// instruments sequenced events list
if ( aInstrument != 0 &&
_instrument != aInstrument )
{
bool wasAddedToSequencer = _addedToSequencer;
if ( wasAddedToSequencer )
removeFromSequencer();
_instrument = aInstrument;
if ( wasAddedToSequencer )
addToSequencer();
}
}
/**
* @param aPosition position in the sequencer where this event starts playing
* @param aLength length (in sequencer steps) of this event
* @param aInstrument the SynthInstrument whose properties will be used for synthesizing this event
* can be NULL to keep the current SynthInstrument, if not null the current
* SynthInstrument is replaced
*/
void BaseSynthEvent::invalidateProperties( int aPosition, float aLength, SynthInstrument *aInstrument )
{
// swap instrument if new one is different to existing reference
if ( aInstrument != 0 && _instrument != aInstrument )
{
removeFromSequencer();
_instrument = aInstrument;
addToSequencer();
}
position = aPosition;
length = aLength;
// is this event caching ?
if ( AudioEngineProps::EVENT_CACHING && !_cachingCompleted ) _cancel = true;
if ( _rendering )
_update = true; // we're rendering, request update from within render loop
else
updateProperties(); // instant update as we're not rendering
}
BaseAudioEvent::~BaseAudioEvent()
{
removeFromSequencer();
destroyBuffer();
}
