103 |
pAudioOutputDevice = NULL; |
pAudioOutputDevice = NULL; |
104 |
pDiskThread = NULL; |
pDiskThread = NULL; |
105 |
pEventGenerator = NULL; |
pEventGenerator = NULL; |
106 |
pSysexBuffer = new RingBuffer<uint8_t>(SYSEX_BUFFER_SIZE, 0); |
pSysexBuffer = new RingBuffer<uint8_t>(CONFIG_SYSEX_BUFFER_SIZE, 0); |
107 |
pEventQueue = new RingBuffer<Event>(MAX_EVENTS_PER_FRAGMENT, 0); |
pEventQueue = new RingBuffer<Event>(CONFIG_MAX_EVENTS_PER_FRAGMENT, 0); |
108 |
pEventPool = new Pool<Event>(MAX_EVENTS_PER_FRAGMENT); |
pEventPool = new Pool<Event>(CONFIG_MAX_EVENTS_PER_FRAGMENT); |
109 |
pVoicePool = new Pool<Voice>(MAX_AUDIO_VOICES); |
pVoicePool = new Pool<Voice>(CONFIG_MAX_VOICES); |
110 |
pVoiceStealingQueue = new RTList<Event>(pEventPool); |
pVoiceStealingQueue = new RTList<Event>(pEventPool); |
111 |
pGlobalEvents = new RTList<Event>(pEventPool); |
pGlobalEvents = new RTList<Event>(pEventPool); |
112 |
for (RTList<Voice>::Iterator iterVoice = pVoicePool->allocAppend(); iterVoice == pVoicePool->last(); iterVoice = pVoicePool->allocAppend()) { |
for (RTList<Voice>::Iterator iterVoice = pVoicePool->allocAppend(); iterVoice == pVoicePool->last(); iterVoice = pVoicePool->allocAppend()) { |
119 |
pMainFilterParameters = NULL; |
pMainFilterParameters = NULL; |
120 |
|
|
121 |
ResetInternal(); |
ResetInternal(); |
122 |
|
ResetScaleTuning(); |
123 |
} |
} |
124 |
|
|
125 |
/** |
/** |
172 |
void Engine::Reset() { |
void Engine::Reset() { |
173 |
DisableAndLock(); |
DisableAndLock(); |
174 |
ResetInternal(); |
ResetInternal(); |
175 |
|
ResetScaleTuning(); |
176 |
Enable(); |
Enable(); |
177 |
} |
} |
178 |
|
|
186 |
|
|
187 |
// reset voice stealing parameters |
// reset voice stealing parameters |
188 |
pVoiceStealingQueue->clear(); |
pVoiceStealingQueue->clear(); |
189 |
itLastStolenVoice = RTList<Voice>::Iterator(); |
itLastStolenVoice = RTList<Voice>::Iterator(); |
190 |
iuiLastStolenKey = RTList<uint>::Iterator(); |
itLastStolenVoiceGlobally = RTList<Voice>::Iterator(); |
191 |
pLastStolenChannel = NULL; |
iuiLastStolenKey = RTList<uint>::Iterator(); |
192 |
|
iuiLastStolenKeyGlobally = RTList<uint>::Iterator(); |
193 |
// reset to normal chromatic scale (means equal temper) |
pLastStolenChannel = NULL; |
|
memset(&ScaleTuning[0], 0x00, 12); |
|
194 |
|
|
195 |
// reset all voices |
// reset all voices |
196 |
for (RTList<Voice>::Iterator iterVoice = pVoicePool->allocAppend(); iterVoice == pVoicePool->last(); iterVoice = pVoicePool->allocAppend()) { |
for (RTList<Voice>::Iterator iterVoice = pVoicePool->allocAppend(); iterVoice == pVoicePool->last(); iterVoice = pVoicePool->allocAppend()) { |
206 |
} |
} |
207 |
|
|
208 |
/** |
/** |
209 |
|
* Reset to normal, chromatic scale (means equal tempered). |
210 |
|
*/ |
211 |
|
void Engine::ResetScaleTuning() { |
212 |
|
memset(&ScaleTuning[0], 0x00, 12); |
213 |
|
} |
214 |
|
|
215 |
|
/** |
216 |
* Connect this engine instance with the given audio output device. |
* Connect this engine instance with the given audio output device. |
217 |
* This method will be called when an Engine instance is created. |
* This method will be called when an Engine instance is created. |
218 |
* All of the engine's data structures which are dependant to the used |
* All of the engine's data structures which are dependant to the used |
239 |
this->SampleRate = pAudioOutputDevice->SampleRate(); |
this->SampleRate = pAudioOutputDevice->SampleRate(); |
240 |
|
|
241 |
// FIXME: audio drivers with varying fragment sizes might be a problem here |
// FIXME: audio drivers with varying fragment sizes might be a problem here |
242 |
MaxFadeOutPos = MaxSamplesPerCycle - int(double(SampleRate) * EG_MIN_RELEASE_TIME) - 1; |
MaxFadeOutPos = MaxSamplesPerCycle - int(double(SampleRate) * CONFIG_EG_MIN_RELEASE_TIME) - 1; |
243 |
if (MaxFadeOutPos < 0) |
if (MaxFadeOutPos < 0) |
244 |
throw LinuxSamplerException("EG_MIN_RELEASE_TIME in EGADSR.h too big for current audio fragment size / sampling rate!"); |
throw LinuxSamplerException("CONFIG_EG_MIN_RELEASE_TIME too big for current audio fragment size / sampling rate!"); |
245 |
|
|
246 |
// (re)create disk thread |
// (re)create disk thread |
247 |
if (this->pDiskThread) { |
if (this->pDiskThread) { |
250 |
delete this->pDiskThread; |
delete this->pDiskThread; |
251 |
dmsg(1,("OK\n")); |
dmsg(1,("OK\n")); |
252 |
} |
} |
253 |
this->pDiskThread = new DiskThread(((pAudioOut->MaxSamplesPerCycle() << MAX_PITCH) << 1) + 6); //FIXME: assuming stereo |
this->pDiskThread = new DiskThread(((pAudioOut->MaxSamplesPerCycle() << CONFIG_MAX_PITCH) << 1) + 6); //FIXME: assuming stereo |
254 |
if (!pDiskThread) { |
if (!pDiskThread) { |
255 |
dmsg(0,("gig::Engine new diskthread = NULL\n")); |
dmsg(0,("gig::Engine new diskthread = NULL\n")); |
256 |
exit(EXIT_FAILURE); |
exit(EXIT_FAILURE); |
360 |
// update time of start and end of this audio fragment (as events' time stamps relate to this) |
// update time of start and end of this audio fragment (as events' time stamps relate to this) |
361 |
pEventGenerator->UpdateFragmentTime(Samples); |
pEventGenerator->UpdateFragmentTime(Samples); |
362 |
|
|
363 |
|
// We only allow a maximum of CONFIG_MAX_VOICES voices to be spawned |
364 |
|
// in each audio fragment. All subsequent request for spawning new |
365 |
|
// voices in the same audio fragment will be ignored. |
366 |
|
VoiceSpawnsLeft = CONFIG_MAX_VOICES; |
367 |
|
|
368 |
// get all events from the engine's global input event queue which belong to the current fragment |
// get all events from the engine's global input event queue which belong to the current fragment |
369 |
// (these are usually just SysEx messages) |
// (these are usually just SysEx messages) |
370 |
ImportEvents(Samples); |
ImportEvents(Samples); |
383 |
} |
} |
384 |
} |
} |
385 |
|
|
|
// We only allow a maximum of MAX_AUDIO_VOICES voices to be stolen |
|
|
// in each audio fragment. All subsequent request for spawning new |
|
|
// voices in the same audio fragment will be ignored. |
|
|
VoiceTheftsLeft = MAX_AUDIO_VOICES; |
|
|
|
|
386 |
// reset internal voice counter (just for statistic of active voices) |
// reset internal voice counter (just for statistic of active voices) |
387 |
ActiveVoiceCountTemp = 0; |
ActiveVoiceCountTemp = 0; |
388 |
|
|
|
|
|
389 |
// handle events on all engine channels |
// handle events on all engine channels |
390 |
for (int i = 0; i < engineChannels.size(); i++) { |
for (int i = 0; i < engineChannels.size(); i++) { |
391 |
if (!engineChannels[i]->pInstrument) continue; // ignore if no instrument loaded |
if (!engineChannels[i]->pInstrument) continue; // ignore if no instrument loaded |
413 |
|
|
414 |
// reset voice stealing for the next audio fragment |
// reset voice stealing for the next audio fragment |
415 |
pVoiceStealingQueue->clear(); |
pVoiceStealingQueue->clear(); |
|
itLastStolenVoice = RTList<Voice>::Iterator(); |
|
|
iuiLastStolenKey = RTList<uint>::Iterator(); |
|
|
pLastStolenChannel = NULL; |
|
416 |
|
|
417 |
// just some statistics about this engine instance |
// just some statistics about this engine instance |
418 |
ActiveVoiceCount = ActiveVoiceCountTemp; |
ActiveVoiceCount = ActiveVoiceCountTemp; |
419 |
if (ActiveVoiceCount > ActiveVoiceCountMax) ActiveVoiceCountMax = ActiveVoiceCount; |
if (ActiveVoiceCount > ActiveVoiceCountMax) ActiveVoiceCountMax = ActiveVoiceCount; |
420 |
|
|
421 |
|
FrameTime += Samples; |
422 |
|
|
423 |
return 0; |
return 0; |
424 |
} |
} |
425 |
|
|
462 |
} |
} |
463 |
} |
} |
464 |
} |
} |
465 |
|
|
466 |
|
// reset voice stealing for the next engine channel (or next audio fragment) |
467 |
|
itLastStolenVoice = RTList<Voice>::Iterator(); |
468 |
|
itLastStolenVoiceGlobally = RTList<Voice>::Iterator(); |
469 |
|
iuiLastStolenKey = RTList<uint>::Iterator(); |
470 |
|
iuiLastStolenKeyGlobally = RTList<uint>::Iterator(); |
471 |
|
pLastStolenChannel = NULL; |
472 |
} |
} |
473 |
|
|
474 |
/** |
/** |
519 |
for (; itVoiceStealEvent != end; ++itVoiceStealEvent) { |
for (; itVoiceStealEvent != end; ++itVoiceStealEvent) { |
520 |
EngineChannel* pEngineChannel = (EngineChannel*) itVoiceStealEvent->pEngineChannel; |
EngineChannel* pEngineChannel = (EngineChannel*) itVoiceStealEvent->pEngineChannel; |
521 |
Pool<Voice>::Iterator itNewVoice = |
Pool<Voice>::Iterator itNewVoice = |
522 |
LaunchVoice(pEngineChannel, itVoiceStealEvent, itVoiceStealEvent->Param.Note.Layer, itVoiceStealEvent->Param.Note.ReleaseTrigger, false); |
LaunchVoice(pEngineChannel, itVoiceStealEvent, itVoiceStealEvent->Param.Note.Layer, itVoiceStealEvent->Param.Note.ReleaseTrigger, false, false); |
523 |
if (itNewVoice) { |
if (itNewVoice) { |
524 |
itNewVoice->Render(Samples); |
itNewVoice->Render(Samples); |
525 |
if (itNewVoice->IsActive()) ActiveVoiceCountTemp++; // still active |
if (itNewVoice->IsActive()) ActiveVoiceCountTemp++; // still active |
552 |
midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[*iuiKey]; |
midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[*iuiKey]; |
553 |
++iuiKey; |
++iuiKey; |
554 |
if (pKey->pActiveVoices->isEmpty()) FreeKey(pEngineChannel, pKey); |
if (pKey->pActiveVoices->isEmpty()) FreeKey(pEngineChannel, pKey); |
555 |
#if DEVMODE |
#if CONFIG_DEVMODE |
556 |
else { // FIXME: should be removed before the final release (purpose: just a sanity check for debugging) |
else { // just a sanity check for debugging |
557 |
RTList<Voice>::Iterator itVoice = pKey->pActiveVoices->first(); |
RTList<Voice>::Iterator itVoice = pKey->pActiveVoices->first(); |
558 |
RTList<Voice>::Iterator itVoicesEnd = pKey->pActiveVoices->end(); |
RTList<Voice>::Iterator itVoicesEnd = pKey->pActiveVoices->end(); |
559 |
for (; itVoice != itVoicesEnd; ++itVoice) { // iterate through all voices on this key |
for (; itVoice != itVoicesEnd; ++itVoice) { // iterate through all voices on this key |
562 |
} |
} |
563 |
} |
} |
564 |
} |
} |
565 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
566 |
} |
} |
567 |
} |
} |
568 |
|
|
597 |
// finally place sysex event into input event queue |
// finally place sysex event into input event queue |
598 |
pEventQueue->push(&event); |
pEventQueue->push(&event); |
599 |
} |
} |
600 |
else dmsg(1,("Engine: Sysex message too large (%d byte) for input buffer (%d byte)!",Size,SYSEX_BUFFER_SIZE)); |
else dmsg(1,("Engine: Sysex message too large (%d byte) for input buffer (%d byte)!",Size,CONFIG_SYSEX_BUFFER_SIZE)); |
601 |
} |
} |
602 |
else dmsg(1,("Engine: Input event queue full!")); |
else dmsg(1,("Engine: Input event queue full!")); |
603 |
} |
} |
623 |
midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[key]; |
midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[key]; |
624 |
|
|
625 |
pKey->KeyPressed = true; // the MIDI key was now pressed down |
pKey->KeyPressed = true; // the MIDI key was now pressed down |
626 |
|
pKey->Velocity = itNoteOnEvent->Param.Note.Velocity; |
627 |
|
pKey->NoteOnTime = FrameTime + itNoteOnEvent->FragmentPos(); // will be used to calculate note length |
628 |
|
|
629 |
// cancel release process of voices on this key if needed |
// cancel release process of voices on this key if needed |
630 |
if (pKey->Active && !pEngineChannel->SustainPedal) { |
if (pKey->Active && !pEngineChannel->SustainPedal) { |
647 |
int voicesRequired = pRegion->Layers; |
int voicesRequired = pRegion->Layers; |
648 |
// now launch the required amount of voices |
// now launch the required amount of voices |
649 |
for (int i = 0; i < voicesRequired; i++) |
for (int i = 0; i < voicesRequired; i++) |
650 |
LaunchVoice(pEngineChannel, itNoteOnEventOnKeyList, i, false, true); |
LaunchVoice(pEngineChannel, itNoteOnEventOnKeyList, i, false, true, true); |
651 |
} |
} |
652 |
} |
} |
653 |
|
|
675 |
// release voices on this key if needed |
// release voices on this key if needed |
676 |
if (pKey->Active && !pEngineChannel->SustainPedal) { |
if (pKey->Active && !pEngineChannel->SustainPedal) { |
677 |
itNoteOffEvent->Type = Event::type_release; // transform event type |
itNoteOffEvent->Type = Event::type_release; // transform event type |
|
} |
|
678 |
|
|
679 |
// move event to the key's own event list |
// move event to the key's own event list |
680 |
RTList<Event>::Iterator itNoteOffEventOnKeyList = itNoteOffEvent.moveToEndOf(pKey->pEvents); |
RTList<Event>::Iterator itNoteOffEventOnKeyList = itNoteOffEvent.moveToEndOf(pKey->pEvents); |
681 |
|
|
682 |
// spawn release triggered voice(s) if needed |
// spawn release triggered voice(s) if needed |
683 |
if (pKey->ReleaseTrigger) { |
if (pKey->ReleaseTrigger) { |
684 |
// first, get total amount of required voices (dependant on amount of layers) |
// first, get total amount of required voices (dependant on amount of layers) |
685 |
::gig::Region* pRegion = pEngineChannel->pInstrument->GetRegion(itNoteOffEventOnKeyList->Param.Note.Key); |
::gig::Region* pRegion = pEngineChannel->pInstrument->GetRegion(itNoteOffEventOnKeyList->Param.Note.Key); |
686 |
if (pRegion) { |
if (pRegion) { |
687 |
int voicesRequired = pRegion->Layers; |
int voicesRequired = pRegion->Layers; |
688 |
// now launch the required amount of voices |
|
689 |
for (int i = 0; i < voicesRequired; i++) |
// MIDI note-on velocity is used instead of note-off velocity |
690 |
LaunchVoice(pEngineChannel, itNoteOffEventOnKeyList, i, true, false); //FIXME: for the moment we don't perform voice stealing for release triggered samples |
itNoteOffEventOnKeyList->Param.Note.Velocity = pKey->Velocity; |
691 |
|
|
692 |
|
// now launch the required amount of voices |
693 |
|
for (int i = 0; i < voicesRequired; i++) |
694 |
|
LaunchVoice(pEngineChannel, itNoteOffEventOnKeyList, i, true, false, false); //FIXME: for the moment we don't perform voice stealing for release triggered samples |
695 |
|
} |
696 |
|
pKey->ReleaseTrigger = false; |
697 |
} |
} |
|
pKey->ReleaseTrigger = false; |
|
|
} |
|
698 |
|
|
699 |
// if neither a voice was spawned or postponed then remove note off event from key again |
// if neither a voice was spawned or postponed then remove note off event from key again |
700 |
if (!pKey->Active && !pKey->VoiceTheftsQueued) |
if (!pKey->Active && !pKey->VoiceTheftsQueued) |
701 |
pKey->pEvents->free(itNoteOffEventOnKeyList); |
pKey->pEvents->free(itNoteOffEventOnKeyList); |
702 |
|
} |
703 |
} |
} |
704 |
|
|
705 |
/** |
/** |
728 |
* @param VoiceStealing - if voice stealing should be performed |
* @param VoiceStealing - if voice stealing should be performed |
729 |
* when there is no free voice |
* when there is no free voice |
730 |
* (optional, default = true) |
* (optional, default = true) |
731 |
|
* @param HandleKeyGroupConflicts - if voices should be killed due to a |
732 |
|
* key group conflict |
733 |
* @returns pointer to new voice or NULL if there was no free voice or |
* @returns pointer to new voice or NULL if there was no free voice or |
734 |
* if the voice wasn't triggered (for example when no region is |
* if the voice wasn't triggered (for example when no region is |
735 |
* defined for the given key). |
* defined for the given key). |
736 |
*/ |
*/ |
737 |
Pool<Voice>::Iterator Engine::LaunchVoice(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent, int iLayer, bool ReleaseTriggerVoice, bool VoiceStealing) { |
Pool<Voice>::Iterator Engine::LaunchVoice(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent, int iLayer, bool ReleaseTriggerVoice, bool VoiceStealing, bool HandleKeyGroupConflicts) { |
738 |
midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[itNoteOnEvent->Param.Note.Key]; |
int MIDIKey = itNoteOnEvent->Param.Note.Key; |
739 |
|
midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[MIDIKey]; |
740 |
|
::gig::Region* pRegion = pEngineChannel->pInstrument->GetRegion(MIDIKey); |
741 |
|
|
742 |
|
// if nothing defined for this key |
743 |
|
if (!pRegion) return Pool<Voice>::Iterator(); // nothing to do |
744 |
|
|
745 |
|
// only mark the first voice of a layered voice (group) to be in a |
746 |
|
// key group, so the layered voices won't kill each other |
747 |
|
int iKeyGroup = (iLayer == 0 && !ReleaseTriggerVoice) ? pRegion->KeyGroup : 0; |
748 |
|
|
749 |
|
// handle key group (a.k.a. exclusive group) conflicts |
750 |
|
if (HandleKeyGroupConflicts) { |
751 |
|
if (iKeyGroup) { // if this voice / key belongs to a key group |
752 |
|
uint** ppKeyGroup = &pEngineChannel->ActiveKeyGroups[iKeyGroup]; |
753 |
|
if (*ppKeyGroup) { // if there's already an active key in that key group |
754 |
|
midi_key_info_t* pOtherKey = &pEngineChannel->pMIDIKeyInfo[**ppKeyGroup]; |
755 |
|
// kill all voices on the (other) key |
756 |
|
RTList<Voice>::Iterator itVoiceToBeKilled = pOtherKey->pActiveVoices->first(); |
757 |
|
RTList<Voice>::Iterator end = pOtherKey->pActiveVoices->end(); |
758 |
|
for (; itVoiceToBeKilled != end; ++itVoiceToBeKilled) { |
759 |
|
if (itVoiceToBeKilled->Type != Voice::type_release_trigger) { |
760 |
|
itVoiceToBeKilled->Kill(itNoteOnEvent); |
761 |
|
--VoiceSpawnsLeft; //FIXME: just a hack, we should better check in StealVoice() if the voice was killed due to key conflict |
762 |
|
} |
763 |
|
} |
764 |
|
} |
765 |
|
} |
766 |
|
} |
767 |
|
|
768 |
|
Voice::type_t VoiceType = Voice::type_normal; |
769 |
|
|
770 |
|
// get current dimension values to select the right dimension region |
771 |
|
//TODO: for stolen voices this dimension region selection block is processed twice, this should be changed |
772 |
|
//FIXME: controller values for selecting the dimension region here are currently not sample accurate |
773 |
|
uint DimValues[8] = { 0 }; |
774 |
|
for (int i = pRegion->Dimensions - 1; i >= 0; i--) { |
775 |
|
switch (pRegion->pDimensionDefinitions[i].dimension) { |
776 |
|
case ::gig::dimension_samplechannel: |
777 |
|
DimValues[i] = 0; //TODO: we currently ignore this dimension |
778 |
|
break; |
779 |
|
case ::gig::dimension_layer: |
780 |
|
DimValues[i] = iLayer; |
781 |
|
break; |
782 |
|
case ::gig::dimension_velocity: |
783 |
|
DimValues[i] = itNoteOnEvent->Param.Note.Velocity; |
784 |
|
break; |
785 |
|
case ::gig::dimension_channelaftertouch: |
786 |
|
DimValues[i] = 0; //TODO: we currently ignore this dimension |
787 |
|
break; |
788 |
|
case ::gig::dimension_releasetrigger: |
789 |
|
VoiceType = (ReleaseTriggerVoice) ? Voice::type_release_trigger : (!iLayer) ? Voice::type_release_trigger_required : Voice::type_normal; |
790 |
|
DimValues[i] = (uint) ReleaseTriggerVoice; |
791 |
|
break; |
792 |
|
case ::gig::dimension_keyboard: |
793 |
|
DimValues[i] = (uint) pEngineChannel->CurrentKeyDimension; |
794 |
|
break; |
795 |
|
case ::gig::dimension_roundrobin: |
796 |
|
DimValues[i] = (uint) pEngineChannel->pMIDIKeyInfo[MIDIKey].RoundRobinIndex; // incremented for each note on |
797 |
|
break; |
798 |
|
case ::gig::dimension_random: |
799 |
|
RandomSeed = RandomSeed * 1103515245 + 12345; // classic pseudo random number generator |
800 |
|
DimValues[i] = (uint) RandomSeed >> (32 - pRegion->pDimensionDefinitions[i].bits); // highest bits are most random |
801 |
|
break; |
802 |
|
case ::gig::dimension_modwheel: |
803 |
|
DimValues[i] = pEngineChannel->ControllerTable[1]; |
804 |
|
break; |
805 |
|
case ::gig::dimension_breath: |
806 |
|
DimValues[i] = pEngineChannel->ControllerTable[2]; |
807 |
|
break; |
808 |
|
case ::gig::dimension_foot: |
809 |
|
DimValues[i] = pEngineChannel->ControllerTable[4]; |
810 |
|
break; |
811 |
|
case ::gig::dimension_portamentotime: |
812 |
|
DimValues[i] = pEngineChannel->ControllerTable[5]; |
813 |
|
break; |
814 |
|
case ::gig::dimension_effect1: |
815 |
|
DimValues[i] = pEngineChannel->ControllerTable[12]; |
816 |
|
break; |
817 |
|
case ::gig::dimension_effect2: |
818 |
|
DimValues[i] = pEngineChannel->ControllerTable[13]; |
819 |
|
break; |
820 |
|
case ::gig::dimension_genpurpose1: |
821 |
|
DimValues[i] = pEngineChannel->ControllerTable[16]; |
822 |
|
break; |
823 |
|
case ::gig::dimension_genpurpose2: |
824 |
|
DimValues[i] = pEngineChannel->ControllerTable[17]; |
825 |
|
break; |
826 |
|
case ::gig::dimension_genpurpose3: |
827 |
|
DimValues[i] = pEngineChannel->ControllerTable[18]; |
828 |
|
break; |
829 |
|
case ::gig::dimension_genpurpose4: |
830 |
|
DimValues[i] = pEngineChannel->ControllerTable[19]; |
831 |
|
break; |
832 |
|
case ::gig::dimension_sustainpedal: |
833 |
|
DimValues[i] = pEngineChannel->ControllerTable[64]; |
834 |
|
break; |
835 |
|
case ::gig::dimension_portamento: |
836 |
|
DimValues[i] = pEngineChannel->ControllerTable[65]; |
837 |
|
break; |
838 |
|
case ::gig::dimension_sostenutopedal: |
839 |
|
DimValues[i] = pEngineChannel->ControllerTable[66]; |
840 |
|
break; |
841 |
|
case ::gig::dimension_softpedal: |
842 |
|
DimValues[i] = pEngineChannel->ControllerTable[67]; |
843 |
|
break; |
844 |
|
case ::gig::dimension_genpurpose5: |
845 |
|
DimValues[i] = pEngineChannel->ControllerTable[80]; |
846 |
|
break; |
847 |
|
case ::gig::dimension_genpurpose6: |
848 |
|
DimValues[i] = pEngineChannel->ControllerTable[81]; |
849 |
|
break; |
850 |
|
case ::gig::dimension_genpurpose7: |
851 |
|
DimValues[i] = pEngineChannel->ControllerTable[82]; |
852 |
|
break; |
853 |
|
case ::gig::dimension_genpurpose8: |
854 |
|
DimValues[i] = pEngineChannel->ControllerTable[83]; |
855 |
|
break; |
856 |
|
case ::gig::dimension_effect1depth: |
857 |
|
DimValues[i] = pEngineChannel->ControllerTable[91]; |
858 |
|
break; |
859 |
|
case ::gig::dimension_effect2depth: |
860 |
|
DimValues[i] = pEngineChannel->ControllerTable[92]; |
861 |
|
break; |
862 |
|
case ::gig::dimension_effect3depth: |
863 |
|
DimValues[i] = pEngineChannel->ControllerTable[93]; |
864 |
|
break; |
865 |
|
case ::gig::dimension_effect4depth: |
866 |
|
DimValues[i] = pEngineChannel->ControllerTable[94]; |
867 |
|
break; |
868 |
|
case ::gig::dimension_effect5depth: |
869 |
|
DimValues[i] = pEngineChannel->ControllerTable[95]; |
870 |
|
break; |
871 |
|
case ::gig::dimension_none: |
872 |
|
std::cerr << "gig::Engine::LaunchVoice() Error: dimension=none\n" << std::flush; |
873 |
|
break; |
874 |
|
default: |
875 |
|
std::cerr << "gig::Engine::LaunchVoice() Error: Unknown dimension\n" << std::flush; |
876 |
|
} |
877 |
|
} |
878 |
|
::gig::DimensionRegion* pDimRgn = pRegion->GetDimensionRegionByValue(DimValues); |
879 |
|
|
880 |
|
// no need to continue if sample is silent |
881 |
|
if (!pDimRgn->pSample || !pDimRgn->pSample->SamplesTotal) return Pool<Voice>::Iterator(); |
882 |
|
|
883 |
// allocate a new voice for the key |
// allocate a new voice for the key |
884 |
Pool<Voice>::Iterator itNewVoice = pKey->pActiveVoices->allocAppend(); |
Pool<Voice>::Iterator itNewVoice = pKey->pActiveVoices->allocAppend(); |
885 |
if (itNewVoice) { |
if (itNewVoice) { |
886 |
// launch the new voice |
// launch the new voice |
887 |
if (itNewVoice->Trigger(pEngineChannel, itNoteOnEvent, pEngineChannel->Pitch, pEngineChannel->pInstrument, iLayer, ReleaseTriggerVoice, VoiceStealing) < 0) { |
if (itNewVoice->Trigger(pEngineChannel, itNoteOnEvent, pEngineChannel->Pitch, pDimRgn, VoiceType, iKeyGroup) < 0) { |
888 |
dmsg(4,("Voice not triggered\n")); |
dmsg(4,("Voice not triggered\n")); |
889 |
pKey->pActiveVoices->free(itNewVoice); |
pKey->pActiveVoices->free(itNewVoice); |
890 |
} |
} |
891 |
else { // on success |
else { // on success |
892 |
uint** ppKeyGroup = NULL; |
--VoiceSpawnsLeft; |
|
if (itNewVoice->KeyGroup) { // if this voice / key belongs to a key group |
|
|
ppKeyGroup = &pEngineChannel->ActiveKeyGroups[itNewVoice->KeyGroup]; |
|
|
if (*ppKeyGroup) { // if there's already an active key in that key group |
|
|
midi_key_info_t* pOtherKey = &pEngineChannel->pMIDIKeyInfo[**ppKeyGroup]; |
|
|
// kill all voices on the (other) key |
|
|
RTList<Voice>::Iterator itVoiceToBeKilled = pOtherKey->pActiveVoices->first(); |
|
|
RTList<Voice>::Iterator end = pOtherKey->pActiveVoices->end(); |
|
|
for (; itVoiceToBeKilled != end; ++itVoiceToBeKilled) { |
|
|
if (itVoiceToBeKilled->Type != Voice::type_release_trigger) itVoiceToBeKilled->Kill(itNoteOnEvent); |
|
|
} |
|
|
} |
|
|
} |
|
893 |
if (!pKey->Active) { // mark as active key |
if (!pKey->Active) { // mark as active key |
894 |
pKey->Active = true; |
pKey->Active = true; |
895 |
pKey->itSelf = pEngineChannel->pActiveKeys->allocAppend(); |
pKey->itSelf = pEngineChannel->pActiveKeys->allocAppend(); |
896 |
*pKey->itSelf = itNoteOnEvent->Param.Note.Key; |
*pKey->itSelf = itNoteOnEvent->Param.Note.Key; |
897 |
} |
} |
898 |
if (itNewVoice->KeyGroup) { |
if (itNewVoice->KeyGroup) { |
899 |
|
uint** ppKeyGroup = &pEngineChannel->ActiveKeyGroups[itNewVoice->KeyGroup]; |
900 |
*ppKeyGroup = &*pKey->itSelf; // put key as the (new) active key to its key group |
*ppKeyGroup = &*pKey->itSelf; // put key as the (new) active key to its key group |
901 |
} |
} |
902 |
if (itNewVoice->Type == Voice::type_release_trigger_required) pKey->ReleaseTrigger = true; // mark key for the need of release triggered voice(s) |
if (itNewVoice->Type == Voice::type_release_trigger_required) pKey->ReleaseTrigger = true; // mark key for the need of release triggered voice(s) |
933 |
* @returns 0 on success, a value < 0 if no active voice could be picked for voice stealing |
* @returns 0 on success, a value < 0 if no active voice could be picked for voice stealing |
934 |
*/ |
*/ |
935 |
int Engine::StealVoice(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent) { |
int Engine::StealVoice(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent) { |
936 |
if (!VoiceTheftsLeft) { |
if (VoiceSpawnsLeft <= 0) { |
937 |
dmsg(1,("Max. voice thefts per audio fragment reached (you may raise MAX_AUDIO_VOICES).\n")); |
dmsg(1,("Max. voice thefts per audio fragment reached (you may raise CONFIG_MAX_VOICES).\n")); |
938 |
return -1; |
return -1; |
939 |
} |
} |
940 |
if (!pEventPool->poolIsEmpty()) { |
if (!pEventPool->poolIsEmpty()) { |
942 |
RTList<Voice>::Iterator itSelectedVoice; |
RTList<Voice>::Iterator itSelectedVoice; |
943 |
|
|
944 |
// Select one voice for voice stealing |
// Select one voice for voice stealing |
945 |
switch (VOICE_STEAL_ALGORITHM) { |
switch (CONFIG_VOICE_STEAL_ALGO) { |
946 |
|
|
947 |
// try to pick the oldest voice on the key where the new |
// try to pick the oldest voice on the key where the new |
948 |
// voice should be spawned, if there is no voice on that |
// voice should be spawned, if there is no voice on that |
949 |
// key, or no voice left to kill there, then procceed with |
// key, or no voice left to kill, then procceed with |
950 |
// 'oldestkey' algorithm |
// 'oldestkey' algorithm |
951 |
case voice_steal_algo_oldestvoiceonkey: { |
case voice_steal_algo_oldestvoiceonkey: { |
|
#if 0 // FIXME: broken |
|
952 |
midi_key_info_t* pSelectedKey = &pEngineChannel->pMIDIKeyInfo[itNoteOnEvent->Param.Note.Key]; |
midi_key_info_t* pSelectedKey = &pEngineChannel->pMIDIKeyInfo[itNoteOnEvent->Param.Note.Key]; |
953 |
if (this->itLastStolenVoice) { |
itSelectedVoice = pSelectedKey->pActiveVoices->first(); |
954 |
itSelectedVoice = this->itLastStolenVoice; |
// proceed iterating if voice was created in this fragment cycle |
955 |
++itSelectedVoice; |
while (itSelectedVoice && !itSelectedVoice->IsStealable()) ++itSelectedVoice; |
956 |
} |
// if we haven't found a voice then proceed with algorithm 'oldestkey' |
957 |
else { // no voice stolen in this audio fragment cycle yet |
if (itSelectedVoice && itSelectedVoice->IsStealable()) break; |
|
itSelectedVoice = pSelectedKey->pActiveVoices->first(); |
|
|
} |
|
|
if (itSelectedVoice) { |
|
|
iuiSelectedKey = pSelectedKey->itSelf; |
|
|
break; // selection succeeded |
|
|
} |
|
|
#endif |
|
958 |
} // no break - intentional ! |
} // no break - intentional ! |
959 |
|
|
960 |
// try to pick the oldest voice on the oldest active key |
// try to pick the oldest voice on the oldest active key |
961 |
|
// from the same engine channel |
962 |
// (caution: must stay after 'oldestvoiceonkey' algorithm !) |
// (caution: must stay after 'oldestvoiceonkey' algorithm !) |
963 |
case voice_steal_algo_oldestkey: { |
case voice_steal_algo_oldestkey: { |
964 |
|
// if we already stole in this fragment, try to proceed on same key |
965 |
if (this->itLastStolenVoice) { |
if (this->itLastStolenVoice) { |
966 |
itSelectedVoice = this->itLastStolenVoice; |
itSelectedVoice = this->itLastStolenVoice; |
967 |
++itSelectedVoice; |
do { |
968 |
if (itSelectedVoice) break; // selection succeeded |
++itSelectedVoice; |
969 |
RTList<uint>::Iterator iuiSelectedKey = this->iuiLastStolenKey; |
} while (itSelectedVoice && !itSelectedVoice->IsStealable()); // proceed iterating if voice was created in this fragment cycle |
970 |
++iuiSelectedKey; |
// found a "stealable" voice ? |
971 |
if (iuiSelectedKey) { |
if (itSelectedVoice && itSelectedVoice->IsStealable()) { |
972 |
this->iuiLastStolenKey = iuiSelectedKey; |
// remember which voice we stole, so we can simply proceed on next voice stealing |
973 |
midi_key_info_t* pSelectedKey = &pEngineChannel->pMIDIKeyInfo[*iuiSelectedKey]; |
this->itLastStolenVoice = itSelectedVoice; |
974 |
itSelectedVoice = pSelectedKey->pActiveVoices->first(); |
break; // selection succeeded |
975 |
|
} |
976 |
|
} |
977 |
|
// get (next) oldest key |
978 |
|
RTList<uint>::Iterator iuiSelectedKey = (this->iuiLastStolenKey) ? ++this->iuiLastStolenKey : pEngineChannel->pActiveKeys->first(); |
979 |
|
while (iuiSelectedKey) { |
980 |
|
midi_key_info_t* pSelectedKey = &pEngineChannel->pMIDIKeyInfo[*iuiSelectedKey]; |
981 |
|
itSelectedVoice = pSelectedKey->pActiveVoices->first(); |
982 |
|
// proceed iterating if voice was created in this fragment cycle |
983 |
|
while (itSelectedVoice && !itSelectedVoice->IsStealable()) ++itSelectedVoice; |
984 |
|
// found a "stealable" voice ? |
985 |
|
if (itSelectedVoice && itSelectedVoice->IsStealable()) { |
986 |
|
// remember which voice on which key we stole, so we can simply proceed on next voice stealing |
987 |
|
this->iuiLastStolenKey = iuiSelectedKey; |
988 |
|
this->itLastStolenVoice = itSelectedVoice; |
989 |
break; // selection succeeded |
break; // selection succeeded |
990 |
} |
} |
991 |
|
++iuiSelectedKey; // get next oldest key |
992 |
} |
} |
993 |
break; |
break; |
994 |
} |
} |
1001 |
} |
} |
1002 |
} |
} |
1003 |
|
|
1004 |
// steal oldest voice on the oldest key from this or any other engine channel |
// if we couldn't steal a voice from the same engine channel then |
1005 |
if (!itSelectedVoice) { |
// steal oldest voice on the oldest key from any other engine channel |
1006 |
EngineChannel* pSelectedChannel = (pLastStolenChannel) ? pLastStolenChannel : pEngineChannel; |
// (the smaller engine channel number, the higher priority) |
1007 |
int iChannelIndex = pSelectedChannel->iEngineIndexSelf; |
if (!itSelectedVoice || !itSelectedVoice->IsStealable()) { |
1008 |
while (true) { |
EngineChannel* pSelectedChannel; |
1009 |
RTList<uint>::Iterator iuiSelectedKey = pSelectedChannel->pActiveKeys->first(); |
int iChannelIndex; |
1010 |
if (iuiSelectedKey) { |
// select engine channel |
1011 |
|
if (pLastStolenChannel) { |
1012 |
|
pSelectedChannel = pLastStolenChannel; |
1013 |
|
iChannelIndex = pSelectedChannel->iEngineIndexSelf; |
1014 |
|
} else { // pick the engine channel followed by this engine channel |
1015 |
|
iChannelIndex = (pEngineChannel->iEngineIndexSelf + 1) % engineChannels.size(); |
1016 |
|
pSelectedChannel = engineChannels[iChannelIndex]; |
1017 |
|
} |
1018 |
|
|
1019 |
|
// if we already stole in this fragment, try to proceed on same key |
1020 |
|
if (this->itLastStolenVoiceGlobally) { |
1021 |
|
itSelectedVoice = this->itLastStolenVoiceGlobally; |
1022 |
|
do { |
1023 |
|
++itSelectedVoice; |
1024 |
|
} while (itSelectedVoice && !itSelectedVoice->IsStealable()); // proceed iterating if voice was created in this fragment cycle |
1025 |
|
} |
1026 |
|
|
1027 |
|
#if CONFIG_DEVMODE |
1028 |
|
EngineChannel* pBegin = pSelectedChannel; // to detect endless loop |
1029 |
|
#endif // CONFIG_DEVMODE |
1030 |
|
|
1031 |
|
// did we find a 'stealable' voice? |
1032 |
|
if (itSelectedVoice && itSelectedVoice->IsStealable()) { |
1033 |
|
// remember which voice we stole, so we can simply proceed on next voice stealing |
1034 |
|
this->itLastStolenVoiceGlobally = itSelectedVoice; |
1035 |
|
} else while (true) { // iterate through engine channels |
1036 |
|
// get (next) oldest key |
1037 |
|
RTList<uint>::Iterator iuiSelectedKey = (this->iuiLastStolenKeyGlobally) ? ++this->iuiLastStolenKeyGlobally : pSelectedChannel->pActiveKeys->first(); |
1038 |
|
this->iuiLastStolenKeyGlobally = RTList<uint>::Iterator(); // to prevent endless loop (see line above) |
1039 |
|
while (iuiSelectedKey) { |
1040 |
midi_key_info_t* pSelectedKey = &pSelectedChannel->pMIDIKeyInfo[*iuiSelectedKey]; |
midi_key_info_t* pSelectedKey = &pSelectedChannel->pMIDIKeyInfo[*iuiSelectedKey]; |
1041 |
itSelectedVoice = pSelectedKey->pActiveVoices->first(); |
itSelectedVoice = pSelectedKey->pActiveVoices->first(); |
1042 |
iuiLastStolenKey = iuiSelectedKey; |
// proceed iterating if voice was created in this fragment cycle |
1043 |
pLastStolenChannel = pSelectedChannel; |
while (itSelectedVoice && !itSelectedVoice->IsStealable()) ++itSelectedVoice; |
1044 |
break; // selection succeeded |
// found a "stealable" voice ? |
1045 |
|
if (itSelectedVoice && itSelectedVoice->IsStealable()) { |
1046 |
|
// remember which voice on which key on which engine channel we stole, so we can simply proceed on next voice stealing |
1047 |
|
this->iuiLastStolenKeyGlobally = iuiSelectedKey; |
1048 |
|
this->itLastStolenVoiceGlobally = itSelectedVoice; |
1049 |
|
this->pLastStolenChannel = pSelectedChannel; |
1050 |
|
goto stealable_voice_found; // selection succeeded |
1051 |
|
} |
1052 |
|
++iuiSelectedKey; // get next key on current engine channel |
1053 |
} |
} |
1054 |
|
// get next engine channel |
1055 |
iChannelIndex = (iChannelIndex + 1) % engineChannels.size(); |
iChannelIndex = (iChannelIndex + 1) % engineChannels.size(); |
1056 |
pSelectedChannel = engineChannels[iChannelIndex]; |
pSelectedChannel = engineChannels[iChannelIndex]; |
1057 |
|
|
1058 |
|
#if CONFIG_DEVMODE |
1059 |
|
if (pSelectedChannel == pBegin) { |
1060 |
|
dmsg(1,("FATAL ERROR: voice stealing endless loop!\n")); |
1061 |
|
dmsg(1,("VoiceSpawnsLeft=%d.\n", VoiceSpawnsLeft)); |
1062 |
|
dmsg(1,("Exiting.\n")); |
1063 |
|
exit(-1); |
1064 |
|
} |
1065 |
|
#endif // CONFIG_DEVMODE |
1066 |
} |
} |
1067 |
} |
} |
1068 |
|
|
1069 |
//FIXME: can be removed, just a sanity check for debugging |
// jump point if a 'stealable' voice was found |
1070 |
|
stealable_voice_found: |
1071 |
|
|
1072 |
|
#if CONFIG_DEVMODE |
1073 |
if (!itSelectedVoice->IsActive()) { |
if (!itSelectedVoice->IsActive()) { |
1074 |
dmsg(1,("gig::Engine: ERROR, tried to steal a voice which was not active !!!\n")); |
dmsg(1,("gig::Engine: ERROR, tried to steal a voice which was not active !!!\n")); |
1075 |
return -1; |
return -1; |
1076 |
} |
} |
1077 |
|
#endif // CONFIG_DEVMODE |
1078 |
|
|
1079 |
// now kill the selected voice |
// now kill the selected voice |
1080 |
itSelectedVoice->Kill(itNoteOnEvent); |
itSelectedVoice->Kill(itNoteOnEvent); |
1081 |
|
|
1082 |
// remember which voice we stole, so we can simply proceed for the next voice stealing |
--VoiceSpawnsLeft; |
|
itLastStolenVoice = itSelectedVoice; |
|
|
|
|
|
--VoiceTheftsLeft; |
|
1083 |
|
|
1084 |
return 0; // success |
return 0; // success |
1085 |
} |
} |
1155 |
case 7: { // volume |
case 7: { // volume |
1156 |
//TODO: not sample accurate yet |
//TODO: not sample accurate yet |
1157 |
pEngineChannel->GlobalVolume = (float) itControlChangeEventOnCCList->Param.CC.Value / 127.0f; |
pEngineChannel->GlobalVolume = (float) itControlChangeEventOnCCList->Param.CC.Value / 127.0f; |
1158 |
|
pEngineChannel->bStatusChanged = true; // engine channel status has changed, so set notify flag |
1159 |
break; |
break; |
1160 |
} |
} |
1161 |
case 10: { // panpot |
case 10: { // panpot |
1265 |
if (reader.read(&scale_tunes[0], 12) != 12) goto free_sysex_data; |
if (reader.read(&scale_tunes[0], 12) != 12) goto free_sysex_data; |
1266 |
uint8_t checksum; |
uint8_t checksum; |
1267 |
if (!reader.pop(&checksum)) goto free_sysex_data; |
if (!reader.pop(&checksum)) goto free_sysex_data; |
1268 |
// some are not sending a GS checksum, so we ignore it for now |
#if CONFIG_ASSERT_GS_SYSEX_CHECKSUM |
1269 |
//if (GSCheckSum(checksum_reader, 12)) goto free_sysex_data; |
if (GSCheckSum(checksum_reader, 12)) goto free_sysex_data; |
1270 |
|
#endif // CONFIG_ASSERT_GS_SYSEX_CHECKSUM |
1271 |
for (int i = 0; i < 12; i++) scale_tunes[i] -= 64; |
for (int i = 0; i < 12; i++) scale_tunes[i] -= 64; |
1272 |
AdjustScale((int8_t*) scale_tunes); |
AdjustScale((int8_t*) scale_tunes); |
1273 |
dmsg(3,("\t\t\tNew scale applied.\n")); |
dmsg(3,("\t\t\tNew scale applied.\n")); |
1355 |
RTList<Voice>::Iterator itVoicesEnd = pKey->pActiveVoices->end(); |
RTList<Voice>::Iterator itVoicesEnd = pKey->pActiveVoices->end(); |
1356 |
for (; itVoice != itVoicesEnd; ++itVoice) { // iterate through all voices on this key |
for (; itVoice != itVoicesEnd; ++itVoice) { // iterate through all voices on this key |
1357 |
itVoice->Kill(itKillEvent); |
itVoice->Kill(itKillEvent); |
1358 |
|
--VoiceSpawnsLeft; //FIXME: just a temporary workaround, we should check the cause in StealVoice() instead |
1359 |
} |
} |
1360 |
} |
} |
1361 |
} |
} |
1412 |
} |
} |
1413 |
|
|
1414 |
String Engine::Version() { |
String Engine::Version() { |
1415 |
String s = "$Revision: 1.35 $"; |
String s = "$Revision: 1.47 $"; |
1416 |
return s.substr(11, s.size() - 13); // cut dollar signs, spaces and CVS macro keyword |
return s.substr(11, s.size() - 13); // cut dollar signs, spaces and CVS macro keyword |
1417 |
} |
} |
1418 |
|
|