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()) { |
231 |
this->SampleRate = pAudioOutputDevice->SampleRate(); |
this->SampleRate = pAudioOutputDevice->SampleRate(); |
232 |
|
|
233 |
// FIXME: audio drivers with varying fragment sizes might be a problem here |
// FIXME: audio drivers with varying fragment sizes might be a problem here |
234 |
MaxFadeOutPos = MaxSamplesPerCycle - int(double(SampleRate) * EG_MIN_RELEASE_TIME) - 1; |
MaxFadeOutPos = MaxSamplesPerCycle - int(double(SampleRate) * CONFIG_EG_MIN_RELEASE_TIME) - 1; |
235 |
if (MaxFadeOutPos < 0) |
if (MaxFadeOutPos < 0) |
236 |
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!"); |
237 |
|
|
238 |
// (re)create disk thread |
// (re)create disk thread |
239 |
if (this->pDiskThread) { |
if (this->pDiskThread) { |
242 |
delete this->pDiskThread; |
delete this->pDiskThread; |
243 |
dmsg(1,("OK\n")); |
dmsg(1,("OK\n")); |
244 |
} |
} |
245 |
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 |
246 |
if (!pDiskThread) { |
if (!pDiskThread) { |
247 |
dmsg(0,("gig::Engine new diskthread = NULL\n")); |
dmsg(0,("gig::Engine new diskthread = NULL\n")); |
248 |
exit(EXIT_FAILURE); |
exit(EXIT_FAILURE); |
370 |
} |
} |
371 |
} |
} |
372 |
|
|
373 |
// We only allow a maximum of MAX_AUDIO_VOICES voices to be stolen |
// We only allow a maximum of CONFIG_MAX_VOICES voices to be stolen |
374 |
// in each audio fragment. All subsequent request for spawning new |
// in each audio fragment. All subsequent request for spawning new |
375 |
// voices in the same audio fragment will be ignored. |
// voices in the same audio fragment will be ignored. |
376 |
VoiceTheftsLeft = MAX_AUDIO_VOICES; |
VoiceTheftsLeft = CONFIG_MAX_VOICES; |
377 |
|
|
378 |
// reset internal voice counter (just for statistic of active voices) |
// reset internal voice counter (just for statistic of active voices) |
379 |
ActiveVoiceCountTemp = 0; |
ActiveVoiceCountTemp = 0; |
414 |
ActiveVoiceCount = ActiveVoiceCountTemp; |
ActiveVoiceCount = ActiveVoiceCountTemp; |
415 |
if (ActiveVoiceCount > ActiveVoiceCountMax) ActiveVoiceCountMax = ActiveVoiceCount; |
if (ActiveVoiceCount > ActiveVoiceCountMax) ActiveVoiceCountMax = ActiveVoiceCount; |
416 |
|
|
417 |
|
FrameTime += Samples; |
418 |
|
|
419 |
return 0; |
return 0; |
420 |
} |
} |
421 |
|
|
541 |
midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[*iuiKey]; |
midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[*iuiKey]; |
542 |
++iuiKey; |
++iuiKey; |
543 |
if (pKey->pActiveVoices->isEmpty()) FreeKey(pEngineChannel, pKey); |
if (pKey->pActiveVoices->isEmpty()) FreeKey(pEngineChannel, pKey); |
544 |
#if DEVMODE |
#if CONFIG_DEVMODE |
545 |
else { // FIXME: should be removed before the final release (purpose: just a sanity check for debugging) |
else { // just a sanity check for debugging |
546 |
RTList<Voice>::Iterator itVoice = pKey->pActiveVoices->first(); |
RTList<Voice>::Iterator itVoice = pKey->pActiveVoices->first(); |
547 |
RTList<Voice>::Iterator itVoicesEnd = pKey->pActiveVoices->end(); |
RTList<Voice>::Iterator itVoicesEnd = pKey->pActiveVoices->end(); |
548 |
for (; itVoice != itVoicesEnd; ++itVoice) { // iterate through all voices on this key |
for (; itVoice != itVoicesEnd; ++itVoice) { // iterate through all voices on this key |
551 |
} |
} |
552 |
} |
} |
553 |
} |
} |
554 |
#endif // DEVMODE |
#endif // CONFIG_DEVMODE |
555 |
} |
} |
556 |
} |
} |
557 |
|
|
586 |
// finally place sysex event into input event queue |
// finally place sysex event into input event queue |
587 |
pEventQueue->push(&event); |
pEventQueue->push(&event); |
588 |
} |
} |
589 |
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)); |
590 |
} |
} |
591 |
else dmsg(1,("Engine: Input event queue full!")); |
else dmsg(1,("Engine: Input event queue full!")); |
592 |
} |
} |
612 |
midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[key]; |
midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[key]; |
613 |
|
|
614 |
pKey->KeyPressed = true; // the MIDI key was now pressed down |
pKey->KeyPressed = true; // the MIDI key was now pressed down |
615 |
|
pKey->Velocity = itNoteOnEvent->Param.Note.Velocity; |
616 |
|
pKey->NoteOnTime = FrameTime + itNoteOnEvent->FragmentPos(); // will be used to calculate note length |
617 |
|
|
618 |
// cancel release process of voices on this key if needed |
// cancel release process of voices on this key if needed |
619 |
if (pKey->Active && !pEngineChannel->SustainPedal) { |
if (pKey->Active && !pEngineChannel->SustainPedal) { |
664 |
// release voices on this key if needed |
// release voices on this key if needed |
665 |
if (pKey->Active && !pEngineChannel->SustainPedal) { |
if (pKey->Active && !pEngineChannel->SustainPedal) { |
666 |
itNoteOffEvent->Type = Event::type_release; // transform event type |
itNoteOffEvent->Type = Event::type_release; // transform event type |
|
} |
|
667 |
|
|
668 |
// move event to the key's own event list |
// move event to the key's own event list |
669 |
RTList<Event>::Iterator itNoteOffEventOnKeyList = itNoteOffEvent.moveToEndOf(pKey->pEvents); |
RTList<Event>::Iterator itNoteOffEventOnKeyList = itNoteOffEvent.moveToEndOf(pKey->pEvents); |
670 |
|
|
671 |
// spawn release triggered voice(s) if needed |
// spawn release triggered voice(s) if needed |
672 |
if (pKey->ReleaseTrigger) { |
if (pKey->ReleaseTrigger) { |
673 |
// first, get total amount of required voices (dependant on amount of layers) |
// first, get total amount of required voices (dependant on amount of layers) |
674 |
::gig::Region* pRegion = pEngineChannel->pInstrument->GetRegion(itNoteOffEventOnKeyList->Param.Note.Key); |
::gig::Region* pRegion = pEngineChannel->pInstrument->GetRegion(itNoteOffEventOnKeyList->Param.Note.Key); |
675 |
if (pRegion) { |
if (pRegion) { |
676 |
int voicesRequired = pRegion->Layers; |
int voicesRequired = pRegion->Layers; |
677 |
// now launch the required amount of voices |
|
678 |
for (int i = 0; i < voicesRequired; i++) |
// MIDI note-on velocity is used instead of note-off velocity |
679 |
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; |
680 |
|
|
681 |
|
// now launch the required amount of voices |
682 |
|
for (int i = 0; i < voicesRequired; i++) |
683 |
|
LaunchVoice(pEngineChannel, itNoteOffEventOnKeyList, i, true, false); //FIXME: for the moment we don't perform voice stealing for release triggered samples |
684 |
|
} |
685 |
|
pKey->ReleaseTrigger = false; |
686 |
} |
} |
|
pKey->ReleaseTrigger = false; |
|
|
} |
|
687 |
|
|
688 |
// 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 |
689 |
if (!pKey->Active && !pKey->VoiceTheftsQueued) |
if (!pKey->Active && !pKey->VoiceTheftsQueued) |
690 |
pKey->pEvents->free(itNoteOffEventOnKeyList); |
pKey->pEvents->free(itNoteOffEventOnKeyList); |
691 |
|
} |
692 |
} |
} |
693 |
|
|
694 |
/** |
/** |
789 |
*/ |
*/ |
790 |
int Engine::StealVoice(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent) { |
int Engine::StealVoice(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent) { |
791 |
if (!VoiceTheftsLeft) { |
if (!VoiceTheftsLeft) { |
792 |
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")); |
793 |
return -1; |
return -1; |
794 |
} |
} |
795 |
if (!pEventPool->poolIsEmpty()) { |
if (!pEventPool->poolIsEmpty()) { |
797 |
RTList<Voice>::Iterator itSelectedVoice; |
RTList<Voice>::Iterator itSelectedVoice; |
798 |
|
|
799 |
// Select one voice for voice stealing |
// Select one voice for voice stealing |
800 |
switch (VOICE_STEAL_ALGORITHM) { |
switch (CONFIG_VOICE_STEAL_ALGO) { |
801 |
|
|
802 |
// try to pick the oldest voice on the key where the new |
// try to pick the oldest voice on the key where the new |
803 |
// voice should be spawned, if there is no voice on that |
// voice should be spawned, if there is no voice on that |
804 |
// key, or no voice left to kill there, then procceed with |
// key, or no voice left to kill, then procceed with |
805 |
// 'oldestkey' algorithm |
// 'oldestkey' algorithm |
806 |
case voice_steal_algo_oldestvoiceonkey: { |
case voice_steal_algo_oldestvoiceonkey: { |
|
#if 0 // FIXME: broken |
|
807 |
midi_key_info_t* pSelectedKey = &pEngineChannel->pMIDIKeyInfo[itNoteOnEvent->Param.Note.Key]; |
midi_key_info_t* pSelectedKey = &pEngineChannel->pMIDIKeyInfo[itNoteOnEvent->Param.Note.Key]; |
808 |
if (this->itLastStolenVoice) { |
itSelectedVoice = pSelectedKey->pActiveVoices->first(); |
809 |
itSelectedVoice = this->itLastStolenVoice; |
// proceed iterating if voice was created in this fragment cycle |
810 |
++itSelectedVoice; |
while (itSelectedVoice && !itSelectedVoice->hasRendered()) ++itSelectedVoice; |
811 |
} |
// if we haven't found a voice then proceed with algorithm 'oldestkey' |
812 |
else { // no voice stolen in this audio fragment cycle yet |
if (itSelectedVoice && itSelectedVoice->hasRendered()) break; |
|
itSelectedVoice = pSelectedKey->pActiveVoices->first(); |
|
|
} |
|
|
if (itSelectedVoice) { |
|
|
iuiSelectedKey = pSelectedKey->itSelf; |
|
|
break; // selection succeeded |
|
|
} |
|
|
#endif |
|
813 |
} // no break - intentional ! |
} // no break - intentional ! |
814 |
|
|
815 |
// try to pick the oldest voice on the oldest active key |
// try to pick the oldest voice on the oldest active key |
816 |
|
// from the same engine channel |
817 |
// (caution: must stay after 'oldestvoiceonkey' algorithm !) |
// (caution: must stay after 'oldestvoiceonkey' algorithm !) |
818 |
case voice_steal_algo_oldestkey: { |
case voice_steal_algo_oldestkey: { |
819 |
if (this->itLastStolenVoice) { |
if (this->itLastStolenVoice) { |
840 |
} |
} |
841 |
} |
} |
842 |
|
|
843 |
// 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 |
844 |
|
// steal oldest voice on the oldest key from any other engine channel |
845 |
if (!itSelectedVoice) { |
if (!itSelectedVoice) { |
846 |
EngineChannel* pSelectedChannel = (pLastStolenChannel) ? pLastStolenChannel : pEngineChannel; |
EngineChannel* pSelectedChannel = (pLastStolenChannel) ? pLastStolenChannel : pEngineChannel; |
847 |
int iChannelIndex = pSelectedChannel->iEngineIndexSelf; |
int iChannelIndex = pSelectedChannel->iEngineIndexSelf; |
859 |
} |
} |
860 |
} |
} |
861 |
|
|
862 |
//FIXME: can be removed, just a sanity check for debugging |
#if CONFIG_DEVMODE |
863 |
if (!itSelectedVoice->IsActive()) { |
if (!itSelectedVoice->IsActive()) { |
864 |
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")); |
865 |
return -1; |
return -1; |
866 |
} |
} |
867 |
|
#endif // CONFIG_DEVMODE |
868 |
|
|
869 |
// now kill the selected voice |
// now kill the selected voice |
870 |
itSelectedVoice->Kill(itNoteOnEvent); |
itSelectedVoice->Kill(itNoteOnEvent); |
1030 |
|
|
1031 |
switch (id) { |
switch (id) { |
1032 |
case 0x41: { // Roland |
case 0x41: { // Roland |
1033 |
|
dmsg(3,("Roland Sysex\n")); |
1034 |
uint8_t device_id, model_id, cmd_id; |
uint8_t device_id, model_id, cmd_id; |
1035 |
if (!reader.pop(&device_id)) goto free_sysex_data; |
if (!reader.pop(&device_id)) goto free_sysex_data; |
1036 |
if (!reader.pop(&model_id)) goto free_sysex_data; |
if (!reader.pop(&model_id)) goto free_sysex_data; |
1043 |
const RingBuffer<uint8_t>::NonVolatileReader checksum_reader = reader; // so we can calculate the check sum later |
const RingBuffer<uint8_t>::NonVolatileReader checksum_reader = reader; // so we can calculate the check sum later |
1044 |
if (reader.read(&addr[0], 3) != 3) goto free_sysex_data; |
if (reader.read(&addr[0], 3) != 3) goto free_sysex_data; |
1045 |
if (addr[0] == 0x40 && addr[1] == 0x00) { // System Parameters |
if (addr[0] == 0x40 && addr[1] == 0x00) { // System Parameters |
1046 |
|
dmsg(3,("\tSystem Parameter\n")); |
1047 |
} |
} |
1048 |
else if (addr[0] == 0x40 && addr[1] == 0x01) { // Common Parameters |
else if (addr[0] == 0x40 && addr[1] == 0x01) { // Common Parameters |
1049 |
|
dmsg(3,("\tCommon Parameter\n")); |
1050 |
} |
} |
1051 |
else if (addr[0] == 0x40 && (addr[1] & 0xf0) == 0x10) { // Part Parameters (1) |
else if (addr[0] == 0x40 && (addr[1] & 0xf0) == 0x10) { // Part Parameters (1) |
1052 |
switch (addr[3]) { |
dmsg(3,("\tPart Parameter\n")); |
1053 |
|
switch (addr[2]) { |
1054 |
case 0x40: { // scale tuning |
case 0x40: { // scale tuning |
1055 |
|
dmsg(3,("\t\tScale Tuning\n")); |
1056 |
uint8_t scale_tunes[12]; // detuning of all 12 semitones of an octave |
uint8_t scale_tunes[12]; // detuning of all 12 semitones of an octave |
1057 |
if (reader.read(&scale_tunes[0], 12) != 12) goto free_sysex_data; |
if (reader.read(&scale_tunes[0], 12) != 12) goto free_sysex_data; |
1058 |
uint8_t checksum; |
uint8_t checksum; |
1059 |
if (!reader.pop(&checksum)) goto free_sysex_data; |
if (!reader.pop(&checksum)) goto free_sysex_data; |
1060 |
if (GSCheckSum(checksum_reader, 12) != checksum) goto free_sysex_data; |
#if CONFIG_ASSERT_GS_SYSEX_CHECKSUM |
1061 |
|
if (GSCheckSum(checksum_reader, 12)) goto free_sysex_data; |
1062 |
|
#endif // CONFIG_ASSERT_GS_SYSEX_CHECKSUM |
1063 |
for (int i = 0; i < 12; i++) scale_tunes[i] -= 64; |
for (int i = 0; i < 12; i++) scale_tunes[i] -= 64; |
1064 |
AdjustScale((int8_t*) scale_tunes); |
AdjustScale((int8_t*) scale_tunes); |
1065 |
|
dmsg(3,("\t\t\tNew scale applied.\n")); |
1066 |
break; |
break; |
1067 |
} |
} |
1068 |
} |
} |
1203 |
} |
} |
1204 |
|
|
1205 |
String Engine::Version() { |
String Engine::Version() { |
1206 |
String s = "$Revision: 1.34 $"; |
String s = "$Revision: 1.40 $"; |
1207 |
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 |
1208 |
} |
} |
1209 |
|
|