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();
}
}
OSStatus AUInstrumentBase::StartNote( MusicDeviceInstrumentID inInstrument,
MusicDeviceGroupID inGroupID,
NoteInstanceID * outNoteInstanceID,
UInt32 inOffsetSampleFrame,
const MusicDeviceNoteParams &inParams)
{
OSStatus err = noErr;
NoteInstanceID noteID;
if (outNoteInstanceID) {
noteID = NextNoteID();
*outNoteInstanceID = noteID;
} else
noteID = (UInt32)inParams.mPitch;
#if DEBUG_PRINT
printf("AUInstrumentBase::StartNote ch %u, key %u, offset %u\n", inGroupID, (unsigned) inParams.mPitch, inOffsetSampleFrame);
#endif
if (InRenderThread ())
{
err = RealTimeStartNote(
GetElForGroupID(inGroupID),
noteID,
inOffsetSampleFrame,
inParams);
}
else
{
SynthEvent *event = mEventQueue.WriteItem();
if (!event) return -1; // queue full
event->Set(
SynthEvent::kEventType_NoteOn,
inGroupID,
noteID,
inOffsetSampleFrame,
&inParams
);
mEventQueue.AdvanceWritePtr();
}
return err;
}
ComponentResult AUInstrumentBase::StartNote( MusicDeviceInstrumentID inInstrument,
MusicDeviceGroupID inGroupID,
NoteInstanceID &outNoteInstanceID,
UInt32 inOffsetSampleFrame,
const MusicDeviceNoteParams &inParams)
{
#if DEBUG_PRINT
printf("AUInstrumentBase::StartNote %d\n", inGroupID);
#endif
ComponentResult err = noErr;
Float32 pitch = inParams.mPitch;
outNoteInstanceID = (pitch == floor(pitch)) ? (UInt32)pitch : NextNoteID();
if (InRenderThread ())
{
err = RealTimeStartNote(
GetElForGroupID(inGroupID),
outNoteInstanceID,
inOffsetSampleFrame,
inParams);
}
else
{
SynthEvent *event = mEventQueue.WriteItem();
if (!event) return -1; // queue full
event->Set(
SynthEvent::kEventType_NoteOn,
inGroupID,
outNoteInstanceID,
inOffsetSampleFrame,
&inParams
);
mEventQueue.AdvanceWritePtr();
}
return err;
}
