166 |
pMIDIKeyInfo[i].pSelf = NULL; |
pMIDIKeyInfo[i].pSelf = NULL; |
167 |
} |
} |
168 |
|
|
169 |
|
// reset all key groups |
170 |
|
map<uint,uint*>::iterator iter = ActiveKeyGroups.begin(); |
171 |
|
for (; iter != ActiveKeyGroups.end(); iter++) iter->second = NULL; |
172 |
|
|
173 |
// reset all voices |
// reset all voices |
174 |
for (Voice* pVoice = pVoicePool->alloc(); pVoice; pVoice = pVoicePool->alloc()) { |
for (Voice* pVoice = pVoicePool->alloc(); pVoice; pVoice = pVoicePool->alloc()) { |
175 |
pVoice->Reset(); |
pVoice->Reset(); |
210 |
InstrumentIdx = Instrument; |
InstrumentIdx = Instrument; |
211 |
InstrumentStat = 0; |
InstrumentStat = 0; |
212 |
|
|
213 |
|
// delete all key groups |
214 |
|
ActiveKeyGroups.clear(); |
215 |
|
|
216 |
// request gig instrument from instrument manager |
// request gig instrument from instrument manager |
217 |
try { |
try { |
218 |
instrument_id_t instrid; |
instrument_id_t instrid; |
240 |
throw LinuxSamplerException("gig::Engine error: Failed to load instrument, cause: Unknown exception while trying to parse gig file."); |
throw LinuxSamplerException("gig::Engine error: Failed to load instrument, cause: Unknown exception while trying to parse gig file."); |
241 |
} |
} |
242 |
|
|
243 |
|
// rebuild ActiveKeyGroups map with key groups of current instrument |
244 |
|
for (::gig::Region* pRegion = pInstrument->GetFirstRegion(); pRegion; pRegion = pInstrument->GetNextRegion()) |
245 |
|
if (pRegion->KeyGroup) ActiveKeyGroups[pRegion->KeyGroup] = NULL; |
246 |
|
|
247 |
InstrumentStat = 100; |
InstrumentStat = 100; |
248 |
|
|
249 |
// inform audio driver for the need of two channels |
// inform audio driver for the need of two channels |
275 |
* update process was completed, so we can continue with playback. |
* update process was completed, so we can continue with playback. |
276 |
*/ |
*/ |
277 |
void Engine::ResourceUpdated(::gig::Instrument* pOldResource, ::gig::Instrument* pNewResource, void* pUpdateArg) { |
void Engine::ResourceUpdated(::gig::Instrument* pOldResource, ::gig::Instrument* pNewResource, void* pUpdateArg) { |
278 |
this->pInstrument = pNewResource; |
this->pInstrument = pNewResource; //TODO: there are couple of engine parameters we should update here as well if the instrument was updated (see LoadInstrument()) |
279 |
Enable(); |
Enable(); |
280 |
} |
} |
281 |
|
|
444 |
pVoice->Render(Samples); |
pVoice->Render(Samples); |
445 |
if (pVoice->IsActive()) active_voices++; // still active |
if (pVoice->IsActive()) active_voices++; // still active |
446 |
else { // voice reached end, is now inactive |
else { // voice reached end, is now inactive |
447 |
KillVoice(pVoice); // remove voice from the list of active voices |
KillVoiceImmediately(pVoice); // remove voice from the list of active voices |
448 |
} |
} |
449 |
} |
} |
450 |
pKey->pEvents->clear(); // free all events on the key |
pKey->pEvents->clear(); // free all events on the key |
534 |
|
|
535 |
// cancel release process of voices on this key if needed |
// cancel release process of voices on this key if needed |
536 |
if (pKey->Active && !SustainPedal) { |
if (pKey->Active && !SustainPedal) { |
537 |
pNoteOnEvent->Type = Event::type_cancel_release; // transform event type |
Event* pCancelReleaseEvent = pKey->pEvents->alloc(); |
538 |
pEvents->move(pNoteOnEvent, pKey->pEvents); // move event to the key's own event list |
if (pCancelReleaseEvent) { |
539 |
|
*pCancelReleaseEvent = *pNoteOnEvent; |
540 |
|
pCancelReleaseEvent->Type = Event::type_cancel_release; // transform event type |
541 |
|
} |
542 |
|
else dmsg(1,("Event pool emtpy!\n")); |
543 |
} |
} |
544 |
|
|
545 |
// allocate and trigger a new voice for the key |
// allocate and trigger a new voice for the key |
546 |
LaunchVoice(pNoteOnEvent); |
LaunchVoice(pNoteOnEvent); |
547 |
|
|
548 |
|
// finally move note on event to the key's own event list |
549 |
|
pEvents->move(pNoteOnEvent, pKey->pEvents); |
550 |
} |
} |
551 |
|
|
552 |
/** |
/** |
600 |
dmsg(1,("Triggering new voice failed!\n")); |
dmsg(1,("Triggering new voice failed!\n")); |
601 |
pKey->pActiveVoices->free(pNewVoice); |
pKey->pActiveVoices->free(pNewVoice); |
602 |
} |
} |
603 |
else if (!pKey->Active) { // mark as active key |
else { // on success |
604 |
pKey->Active = true; |
uint** ppKeyGroup = NULL; |
605 |
pKey->pSelf = pActiveKeys->alloc(); |
if (pNewVoice->KeyGroup) { // if this voice / key belongs to a key group |
606 |
*pKey->pSelf = pNoteOnEvent->Key; |
ppKeyGroup = &ActiveKeyGroups[pNewVoice->KeyGroup]; |
607 |
|
if (*ppKeyGroup) { // if there's already an active key in that key group |
608 |
|
midi_key_info_t* pOtherKey = &pMIDIKeyInfo[**ppKeyGroup]; |
609 |
|
// kill all voices on the (other) key |
610 |
|
Voice* pVoiceToBeKilled = pOtherKey->pActiveVoices->first(); |
611 |
|
for (; pVoiceToBeKilled; pVoiceToBeKilled = pOtherKey->pActiveVoices->next()) |
612 |
|
if (pVoiceToBeKilled != pNewVoice) pVoiceToBeKilled->Kill(pNoteOnEvent); |
613 |
|
} |
614 |
|
} |
615 |
|
if (!pKey->Active) { // mark as active key |
616 |
|
pKey->Active = true; |
617 |
|
pKey->pSelf = pActiveKeys->alloc(); |
618 |
|
*pKey->pSelf = pNoteOnEvent->Key; |
619 |
|
} |
620 |
|
if (pNewVoice->KeyGroup) { |
621 |
|
*ppKeyGroup = pKey->pSelf; // put key as the (new) active key to its key group |
622 |
|
} |
623 |
} |
} |
624 |
} |
} |
625 |
else std::cerr << "No free voice!" << std::endl << std::flush; |
else std::cerr << "No free voice!" << std::endl << std::flush; |
632 |
* |
* |
633 |
* @param pVoice - points to the voice to be killed |
* @param pVoice - points to the voice to be killed |
634 |
*/ |
*/ |
635 |
void Engine::KillVoice(Voice* pVoice) { |
void Engine::KillVoiceImmediately(Voice* pVoice) { |
636 |
if (pVoice) { |
if (pVoice) { |
637 |
if (pVoice->IsActive()) pVoice->Kill(); |
if (pVoice->IsActive()) pVoice->KillImmediately(); |
638 |
|
|
639 |
midi_key_info_t* pKey = &pMIDIKeyInfo[pVoice->MIDIKey]; |
midi_key_info_t* pKey = &pMIDIKeyInfo[pVoice->MIDIKey]; |
640 |
|
|
643 |
|
|
644 |
// check if there are no voices left on the MIDI key and update the key info if so |
// check if there are no voices left on the MIDI key and update the key info if so |
645 |
if (pKey->pActiveVoices->is_empty()) { |
if (pKey->pActiveVoices->is_empty()) { |
646 |
|
if (pVoice->KeyGroup) { // if voice / key belongs to a key group |
647 |
|
uint** ppKeyGroup = &ActiveKeyGroups[pVoice->KeyGroup]; |
648 |
|
if (*ppKeyGroup == pKey->pSelf) *ppKeyGroup = NULL; // remove key from key group |
649 |
|
} |
650 |
pKey->Active = false; |
pKey->Active = false; |
651 |
pActiveKeys->free(pKey->pSelf); // remove key from list of active keys |
pActiveKeys->free(pKey->pSelf); // remove key from list of active keys |
652 |
pKey->pSelf = NULL; |
pKey->pSelf = NULL; |
822 |
} |
} |
823 |
|
|
824 |
String Engine::Version() { |
String Engine::Version() { |
825 |
String s = "$Revision: 1.9 $"; |
String s = "$Revision: 1.10 $"; |
826 |
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 |
827 |
} |
} |
828 |
|
|