ComponentResult AUInstrumentBase::StopNote( MusicDeviceGroupID inGroupID,
NoteInstanceID inNoteInstanceID,
UInt32 inOffsetSampleFrame)
{
#if DEBUG_PRINT
printf("AUInstrumentBase::StopNote %d %d\n", inGroupID, inNoteInstanceID);
#endif
ComponentResult err = noErr;
if (InRenderThread ())
{
err = RealTimeStopNote(
GetElForGroupID(inGroupID),
inNoteInstanceID,
inOffsetSampleFrame);
}
else
{
SynthEvent *event = mEventQueue.WriteItem();
if (!event) return -1; // queue full
event->Set(
SynthEvent::kEventType_NoteOff,
inGroupID,
inNoteInstanceID,
inOffsetSampleFrame,
NULL
);
mEventQueue.AdvanceWritePtr();
}
return err;
}
OSStatus AUInstrumentBase::StopNote( MusicDeviceGroupID inGroupID,
NoteInstanceID inNoteInstanceID,
UInt32 inOffsetSampleFrame)
{
#if DEBUG_PRINT
printf("AUInstrumentBase::StopNote ch %u, id %u, offset %u\n", (unsigned)inGroupID, (unsigned)inNoteInstanceID, inOffsetSampleFrame);
#endif
OSStatus err = noErr;
if (InRenderThread ())
{
err = RealTimeStopNote(
inGroupID,
inNoteInstanceID,
inOffsetSampleFrame);
}
else
{
SynthEvent *event = mEventQueue.WriteItem();
if (!event) return -1; // queue full
event->Set(
SynthEvent::kEventType_NoteOff,
inGroupID,
inNoteInstanceID,
inOffsetSampleFrame,
NULL
);
mEventQueue.AdvanceWritePtr();
}
return err;
}
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();
}
}