Exemplo n.º 1
0
void		AUInstrumentBase::PerformEvents(const AudioTimeStamp& inTimeStamp)
{
#if DEBUG_PRINT_RENDER
	printf("AUInstrumentBase::PerformEvents\n");
#endif
	SynthEvent *event;
	SynthGroupElement *group;
	
	while ((event = mEventQueue.ReadItem()) != NULL)
	{
#if DEBUG_PRINT_RENDER
		printf("event %08X %d\n", event, event->GetEventType());
#endif
		switch(event->GetEventType())
		{
			case SynthEvent::kEventType_NoteOn :
				RealTimeStartNote(GetElForGroupID (event->GetGroupID()), event->GetNoteID(),
									event->GetOffsetSampleFrame(), *event->GetParams());
				break;
			case SynthEvent::kEventType_NoteOff :
				RealTimeStopNote(GetElForGroupID (event->GetGroupID()), event->GetNoteID(),
					event->GetOffsetSampleFrame());
				break;
			case SynthEvent::kEventType_SustainOn :
				group = GetElForGroupID (event->GetGroupID());
				group->SustainOn(event->GetOffsetSampleFrame());
				break;
			case SynthEvent::kEventType_SustainOff :
				group = GetElForGroupID (event->GetGroupID());
				group->SustainOff(event->GetOffsetSampleFrame());
				break;
			case SynthEvent::kEventType_SostenutoOn :
				group = GetElForGroupID (event->GetGroupID());
				group->SostenutoOn(event->GetOffsetSampleFrame());
				break;
			case SynthEvent::kEventType_SostenutoOff :
				group = GetElForGroupID (event->GetGroupID());
				group->SostenutoOff(event->GetOffsetSampleFrame());
				break;
			case SynthEvent::kEventType_AllNotesOff :
				group = GetElForGroupID (event->GetGroupID());
				group->AllNotesOff(event->GetOffsetSampleFrame());
				break;
			case SynthEvent::kEventType_AllSoundOff :
				group = GetElForGroupID (event->GetGroupID());
				group->AllSoundOff(event->GetOffsetSampleFrame());
				break;
			case SynthEvent::kEventType_ResetAllControllers :
				group = GetElForGroupID (event->GetGroupID());
				group->ResetAllControllers(event->GetOffsetSampleFrame());
				break;
		}
		
		mEventQueue.AdvanceReadPtr();
	}
}
Exemplo n.º 2
0
OSStatus	AUInstrumentBase::SendPedalEvent(MusicDeviceGroupID inGroupID, UInt32 inEventType, UInt32 inOffsetSampleFrame)
{
	
	if (InRenderThread ())
	{
		SynthGroupElement *group = GetElForGroupID(inGroupID);
		if (!group)
			return kAudioUnitErr_InvalidElement;
		
		switch (inEventType)
		{
			case SynthEvent::kEventType_SustainOn :
				group->SustainOn(inOffsetSampleFrame);
				break;
			case SynthEvent::kEventType_SustainOff :
				group->SustainOff(inOffsetSampleFrame);
				break;
			case SynthEvent::kEventType_SostenutoOn :
				group->SostenutoOn(inOffsetSampleFrame);
				break;
			case SynthEvent::kEventType_SostenutoOff :
				group->SostenutoOff(inOffsetSampleFrame);
				break;
			case SynthEvent::kEventType_AllNotesOff :
				group->AllNotesOff(inOffsetSampleFrame);
				mNumActiveNotes = CountActiveNotes();
				break;
			case SynthEvent::kEventType_AllSoundOff :
				group->AllSoundOff(inOffsetSampleFrame);
				mNumActiveNotes = CountActiveNotes();
				break;
			case SynthEvent::kEventType_ResetAllControllers :
				group->ResetAllControllers(inOffsetSampleFrame);
				break;
		}
	}
	else
	{
		SynthEvent *event = mEventQueue.WriteItem();
		if (!event) return -1; // queue full

		event->Set(inEventType, inGroupID, 0, 0, NULL);
		
		mEventQueue.AdvanceWritePtr();
	}
	return noErr;
}