/[svn]/linuxsampler/trunk/src/engines/gig/Engine.cpp
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Diff of /linuxsampler/trunk/src/engines/gig/Engine.cpp

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revision 665 by schoenebeck, Sun Jun 19 15:11:20 2005 UTC revision 769 by schoenebeck, Sat Sep 3 11:14:30 2005 UTC
# Line 29  Line 29 
29    
30  #include "Engine.h"  #include "Engine.h"
31    
 #if defined(__APPLE__)  
 # include <stdlib.h>  
 #else  
 # include <malloc.h>  
 #endif  
   
32  namespace LinuxSampler { namespace gig {  namespace LinuxSampler { namespace gig {
33    
34      InstrumentResourceManager Engine::instruments;      InstrumentResourceManager Engine::instruments;
# Line 114  namespace LinuxSampler { namespace gig { Line 108  namespace LinuxSampler { namespace gig {
108          }          }
109          pVoicePool->clear();          pVoicePool->clear();
110    
         pSynthesisParameters[0] = NULL; // we allocate when an audio device is connected  
         pBasicFilterParameters  = NULL;  
         pMainFilterParameters   = NULL;  
   
111          ResetInternal();          ResetInternal();
112          ResetScaleTuning();          ResetScaleTuning();
113      }      }
# Line 139  namespace LinuxSampler { namespace gig { Line 129  namespace LinuxSampler { namespace gig {
129              delete pVoicePool;              delete pVoicePool;
130          }          }
131          if (pEventGenerator) delete pEventGenerator;          if (pEventGenerator) delete pEventGenerator;
         if (pMainFilterParameters) delete[] pMainFilterParameters;  
         if (pBasicFilterParameters) delete[] pBasicFilterParameters;  
         if (pSynthesisParameters[0]) free(pSynthesisParameters[0]);  
132          if (pVoiceStealingQueue) delete pVoiceStealingQueue;          if (pVoiceStealingQueue) delete pVoiceStealingQueue;
133          if (pSysexBuffer) delete pSysexBuffer;          if (pSysexBuffer) delete pSysexBuffer;
134          EngineFactory::Destroy(this);          EngineFactory::Destroy(this);
# Line 240  namespace LinuxSampler { namespace gig { Line 227  namespace LinuxSampler { namespace gig {
227    
228          // FIXME: audio drivers with varying fragment sizes might be a problem here          // FIXME: audio drivers with varying fragment sizes might be a problem here
229          MaxFadeOutPos = MaxSamplesPerCycle - int(double(SampleRate) * CONFIG_EG_MIN_RELEASE_TIME) - 1;          MaxFadeOutPos = MaxSamplesPerCycle - int(double(SampleRate) * CONFIG_EG_MIN_RELEASE_TIME) - 1;
230          if (MaxFadeOutPos < 0)          if (MaxFadeOutPos < 0) {
231              throw LinuxSamplerException("CONFIG_EG_MIN_RELEASE_TIME too big for current audio fragment size / sampling rate!");              std::cerr << "gig::Engine: WARNING, CONFIG_EG_MIN_RELEASE_TIME "
232                          << "too big for current audio fragment size & sampling rate! "
233                          << "May lead to click sounds if voice stealing chimes in!\n" << std::flush;
234                // force volume ramp downs at the beginning of each fragment
235                MaxFadeOutPos = 0;
236                // lower minimum release time
237                const float minReleaseTime = (float) MaxSamplesPerCycle / (float) SampleRate;
238                for (RTList<Voice>::Iterator iterVoice = pVoicePool->allocAppend(); iterVoice == pVoicePool->last(); iterVoice = pVoicePool->allocAppend()) {
239                    iterVoice->EG1.CalculateFadeOutCoeff(minReleaseTime, SampleRate);
240                }
241                pVoicePool->clear();
242            }
243    
244          // (re)create disk thread          // (re)create disk thread
245          if (this->pDiskThread) {          if (this->pDiskThread) {
# Line 266  namespace LinuxSampler { namespace gig { Line 264  namespace LinuxSampler { namespace gig {
264          if (pEventGenerator) delete pEventGenerator;          if (pEventGenerator) delete pEventGenerator;
265          pEventGenerator = new EventGenerator(pAudioOut->SampleRate());          pEventGenerator = new EventGenerator(pAudioOut->SampleRate());
266    
         // (re)allocate synthesis parameter matrix  
         if (pSynthesisParameters[0]) free(pSynthesisParameters[0]);  
   
         #if defined(__APPLE__)  
         pSynthesisParameters[0] = (float *) malloc(Event::destination_count * sizeof(float) * pAudioOut->MaxSamplesPerCycle());  
         #else  
         pSynthesisParameters[0] = (float *) memalign(16,(Event::destination_count * sizeof(float) * pAudioOut->MaxSamplesPerCycle()));  
         #endif  
         for (int dst = 1; dst < Event::destination_count; dst++)  
             pSynthesisParameters[dst] = pSynthesisParameters[dst - 1] + pAudioOut->MaxSamplesPerCycle();  
   
         // (re)allocate biquad filter parameter sequence  
         if (pBasicFilterParameters) delete[] pBasicFilterParameters;  
         if (pMainFilterParameters)  delete[] pMainFilterParameters;  
         pBasicFilterParameters = new biquad_param_t[pAudioOut->MaxSamplesPerCycle()];  
         pMainFilterParameters  = new biquad_param_t[pAudioOut->MaxSamplesPerCycle()];  
   
267          dmsg(1,("Starting disk thread..."));          dmsg(1,("Starting disk thread..."));
268          pDiskThread->StartThread();          pDiskThread->StartThread();
269          dmsg(1,("OK\n"));          dmsg(1,("OK\n"));
# Line 481  namespace LinuxSampler { namespace gig { Line 462  namespace LinuxSampler { namespace gig {
462       *                         this audio fragment cycle       *                         this audio fragment cycle
463       */       */
464      void Engine::RenderActiveVoices(EngineChannel* pEngineChannel, uint Samples) {      void Engine::RenderActiveVoices(EngineChannel* pEngineChannel, uint Samples) {
465            #if !CONFIG_PROCESS_MUTED_CHANNELS
466            if (pEngineChannel->GetMute()) return; // skip if sampler channel is muted
467            #endif
468    
469          RTList<uint>::Iterator iuiKey = pEngineChannel->pActiveKeys->first();          RTList<uint>::Iterator iuiKey = pEngineChannel->pActiveKeys->first();
470          RTList<uint>::Iterator end    = pEngineChannel->pActiveKeys->end();          RTList<uint>::Iterator end    = pEngineChannel->pActiveKeys->end();
471          while (iuiKey != end) { // iterate through all active keys          while (iuiKey != end) { // iterate through all active keys
# Line 519  namespace LinuxSampler { namespace gig { Line 504  namespace LinuxSampler { namespace gig {
504          for (; itVoiceStealEvent != end; ++itVoiceStealEvent) {          for (; itVoiceStealEvent != end; ++itVoiceStealEvent) {
505              EngineChannel* pEngineChannel = (EngineChannel*) itVoiceStealEvent->pEngineChannel;              EngineChannel* pEngineChannel = (EngineChannel*) itVoiceStealEvent->pEngineChannel;
506              Pool<Voice>::Iterator itNewVoice =              Pool<Voice>::Iterator itNewVoice =
507                  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);
508              if (itNewVoice) {              if (itNewVoice) {
509                  itNewVoice->Render(Samples);                  itNewVoice->Render(Samples);
510                  if (itNewVoice->IsActive()) ActiveVoiceCountTemp++; // still active                  if (itNewVoice->IsActive()) ActiveVoiceCountTemp++; // still active
# Line 609  namespace LinuxSampler { namespace gig { Line 594  namespace LinuxSampler { namespace gig {
594       *  @param itNoteOnEvent - key, velocity and time stamp of the event       *  @param itNoteOnEvent - key, velocity and time stamp of the event
595       */       */
596      void Engine::ProcessNoteOn(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent) {      void Engine::ProcessNoteOn(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent) {
597            #if !CONFIG_PROCESS_MUTED_CHANNELS
598            if (pEngineChannel->GetMute()) return; // skip if sampler channel is muted
599            #endif
600    
601          const int key = itNoteOnEvent->Param.Note.Key;          const int key = itNoteOnEvent->Param.Note.Key;
602    
# Line 647  namespace LinuxSampler { namespace gig { Line 635  namespace LinuxSampler { namespace gig {
635                  int voicesRequired = pRegion->Layers;                  int voicesRequired = pRegion->Layers;
636                  // now launch the required amount of voices                  // now launch the required amount of voices
637                  for (int i = 0; i < voicesRequired; i++)                  for (int i = 0; i < voicesRequired; i++)
638                      LaunchVoice(pEngineChannel, itNoteOnEventOnKeyList, i, false, true);                      LaunchVoice(pEngineChannel, itNoteOnEventOnKeyList, i, false, true, true);
639              }              }
640          }          }
641    
# Line 668  namespace LinuxSampler { namespace gig { Line 656  namespace LinuxSampler { namespace gig {
656       *  @param itNoteOffEvent - key, velocity and time stamp of the event       *  @param itNoteOffEvent - key, velocity and time stamp of the event
657       */       */
658      void Engine::ProcessNoteOff(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOffEvent) {      void Engine::ProcessNoteOff(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOffEvent) {
659          midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[itNoteOffEvent->Param.Note.Key];          #if !CONFIG_PROCESS_MUTED_CHANNELS
660            if (pEngineChannel->GetMute()) return; // skip if sampler channel is muted
661            #endif
662    
663            midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[itNoteOffEvent->Param.Note.Key];
664          pKey->KeyPressed = false; // the MIDI key was now released          pKey->KeyPressed = false; // the MIDI key was now released
665    
666          // release voices on this key if needed          // release voices on this key if needed
# Line 691  namespace LinuxSampler { namespace gig { Line 682  namespace LinuxSampler { namespace gig {
682    
683                      // now launch the required amount of voices                      // now launch the required amount of voices
684                      for (int i = 0; i < voicesRequired; i++)                      for (int i = 0; i < voicesRequired; i++)
685                          LaunchVoice(pEngineChannel, itNoteOffEventOnKeyList, i, true, false); //FIXME: for the moment we don't perform voice stealing for release triggered samples                          LaunchVoice(pEngineChannel, itNoteOffEventOnKeyList, i, true, false, false); //FIXME: for the moment we don't perform voice stealing for release triggered samples
686                  }                  }
687                  pKey->ReleaseTrigger = false;                  pKey->ReleaseTrigger = false;
688              }              }
# Line 703  namespace LinuxSampler { namespace gig { Line 694  namespace LinuxSampler { namespace gig {
694      }      }
695    
696      /**      /**
697       *  Moves pitchbend event from the general (input) event list to the pitch       *  Moves pitchbend event from the general (input) event list to the engine
698       *  event list.       *  channel's event list. It will actually processed later by the
699         *  respective voice.
700       *       *
701       *  @param pEngineChannel - engine channel on which this event occured on       *  @param pEngineChannel - engine channel on which this event occured on
702       *  @param itPitchbendEvent - absolute pitch value and time stamp of the event       *  @param itPitchbendEvent - absolute pitch value and time stamp of the event
703       */       */
704      void Engine::ProcessPitchbend(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itPitchbendEvent) {      void Engine::ProcessPitchbend(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itPitchbendEvent) {
705          pEngineChannel->Pitch = itPitchbendEvent->Param.Pitch.Pitch; // store current pitch value          pEngineChannel->Pitch = itPitchbendEvent->Param.Pitch.Pitch; // store current pitch value
         itPitchbendEvent.moveToEndOf(pEngineChannel->pSynthesisEvents[Event::destination_vco]);  
706      }      }
707    
708      /**      /**
# Line 728  namespace LinuxSampler { namespace gig { Line 719  namespace LinuxSampler { namespace gig {
719       *  @param VoiceStealing       - if voice stealing should be performed       *  @param VoiceStealing       - if voice stealing should be performed
720       *                               when there is no free voice       *                               when there is no free voice
721       *                               (optional, default = true)       *                               (optional, default = true)
722         *  @param HandleKeyGroupConflicts - if voices should be killed due to a
723         *                                   key group conflict
724       *  @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
725       *           if the voice wasn't triggered (for example when no region is       *           if the voice wasn't triggered (for example when no region is
726       *           defined for the given key).       *           defined for the given key).
727       */       */
728      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) {
729          midi_key_info_t* pKey = &pEngineChannel->pMIDIKeyInfo[itNoteOnEvent->Param.Note.Key];          int MIDIKey            = itNoteOnEvent->Param.Note.Key;
730            midi_key_info_t* pKey  = &pEngineChannel->pMIDIKeyInfo[MIDIKey];
731            ::gig::Region* pRegion = pEngineChannel->pInstrument->GetRegion(MIDIKey);
732    
733            // if nothing defined for this key
734            if (!pRegion) return Pool<Voice>::Iterator(); // nothing to do
735    
736            // only mark the first voice of a layered voice (group) to be in a
737            // key group, so the layered voices won't kill each other
738            int iKeyGroup = (iLayer == 0 && !ReleaseTriggerVoice) ? pRegion->KeyGroup : 0;
739    
740            // handle key group (a.k.a. exclusive group) conflicts
741            if (HandleKeyGroupConflicts) {
742                if (iKeyGroup) { // if this voice / key belongs to a key group
743                    uint** ppKeyGroup = &pEngineChannel->ActiveKeyGroups[iKeyGroup];
744                    if (*ppKeyGroup) { // if there's already an active key in that key group
745                        midi_key_info_t* pOtherKey = &pEngineChannel->pMIDIKeyInfo[**ppKeyGroup];
746                        // kill all voices on the (other) key
747                        RTList<Voice>::Iterator itVoiceToBeKilled = pOtherKey->pActiveVoices->first();
748                        RTList<Voice>::Iterator end               = pOtherKey->pActiveVoices->end();
749                        for (; itVoiceToBeKilled != end; ++itVoiceToBeKilled) {
750                            if (itVoiceToBeKilled->Type != Voice::type_release_trigger) {
751                                itVoiceToBeKilled->Kill(itNoteOnEvent);
752                                --VoiceSpawnsLeft; //FIXME: just a hack, we should better check in StealVoice() if the voice was killed due to key conflict
753                            }
754                        }
755                    }
756                }
757            }
758    
759            Voice::type_t VoiceType = Voice::type_normal;
760    
761            // get current dimension values to select the right dimension region
762            //TODO: for stolen voices this dimension region selection block is processed twice, this should be changed
763            //FIXME: controller values for selecting the dimension region here are currently not sample accurate
764            uint DimValues[8] = { 0 };
765            for (int i = pRegion->Dimensions - 1; i >= 0; i--) {
766                switch (pRegion->pDimensionDefinitions[i].dimension) {
767                    case ::gig::dimension_samplechannel:
768                        DimValues[i] = 0; //TODO: we currently ignore this dimension
769                        break;
770                    case ::gig::dimension_layer:
771                        DimValues[i] = iLayer;
772                        break;
773                    case ::gig::dimension_velocity:
774                        DimValues[i] = itNoteOnEvent->Param.Note.Velocity;
775                        break;
776                    case ::gig::dimension_channelaftertouch:
777                        DimValues[i] = 0; //TODO: we currently ignore this dimension
778                        break;
779                    case ::gig::dimension_releasetrigger:
780                        VoiceType = (ReleaseTriggerVoice) ? Voice::type_release_trigger : (!iLayer) ? Voice::type_release_trigger_required : Voice::type_normal;
781                        DimValues[i] = (uint) ReleaseTriggerVoice;
782                        break;
783                    case ::gig::dimension_keyboard:
784                        DimValues[i] = (uint) pEngineChannel->CurrentKeyDimension;
785                        break;
786                    case ::gig::dimension_roundrobin:
787                        DimValues[i] = (uint) pEngineChannel->pMIDIKeyInfo[MIDIKey].RoundRobinIndex; // incremented for each note on
788                        break;
789                    case ::gig::dimension_random:
790                        RandomSeed   = RandomSeed * 1103515245 + 12345; // classic pseudo random number generator
791                        DimValues[i] = (uint) RandomSeed >> (32 - pRegion->pDimensionDefinitions[i].bits); // highest bits are most random
792                        break;
793                    case ::gig::dimension_modwheel:
794                        DimValues[i] = pEngineChannel->ControllerTable[1];
795                        break;
796                    case ::gig::dimension_breath:
797                        DimValues[i] = pEngineChannel->ControllerTable[2];
798                        break;
799                    case ::gig::dimension_foot:
800                        DimValues[i] = pEngineChannel->ControllerTable[4];
801                        break;
802                    case ::gig::dimension_portamentotime:
803                        DimValues[i] = pEngineChannel->ControllerTable[5];
804                        break;
805                    case ::gig::dimension_effect1:
806                        DimValues[i] = pEngineChannel->ControllerTable[12];
807                        break;
808                    case ::gig::dimension_effect2:
809                        DimValues[i] = pEngineChannel->ControllerTable[13];
810                        break;
811                    case ::gig::dimension_genpurpose1:
812                        DimValues[i] = pEngineChannel->ControllerTable[16];
813                        break;
814                    case ::gig::dimension_genpurpose2:
815                        DimValues[i] = pEngineChannel->ControllerTable[17];
816                        break;
817                    case ::gig::dimension_genpurpose3:
818                        DimValues[i] = pEngineChannel->ControllerTable[18];
819                        break;
820                    case ::gig::dimension_genpurpose4:
821                        DimValues[i] = pEngineChannel->ControllerTable[19];
822                        break;
823                    case ::gig::dimension_sustainpedal:
824                        DimValues[i] = pEngineChannel->ControllerTable[64];
825                        break;
826                    case ::gig::dimension_portamento:
827                        DimValues[i] = pEngineChannel->ControllerTable[65];
828                        break;
829                    case ::gig::dimension_sostenutopedal:
830                        DimValues[i] = pEngineChannel->ControllerTable[66];
831                        break;
832                    case ::gig::dimension_softpedal:
833                        DimValues[i] = pEngineChannel->ControllerTable[67];
834                        break;
835                    case ::gig::dimension_genpurpose5:
836                        DimValues[i] = pEngineChannel->ControllerTable[80];
837                        break;
838                    case ::gig::dimension_genpurpose6:
839                        DimValues[i] = pEngineChannel->ControllerTable[81];
840                        break;
841                    case ::gig::dimension_genpurpose7:
842                        DimValues[i] = pEngineChannel->ControllerTable[82];
843                        break;
844                    case ::gig::dimension_genpurpose8:
845                        DimValues[i] = pEngineChannel->ControllerTable[83];
846                        break;
847                    case ::gig::dimension_effect1depth:
848                        DimValues[i] = pEngineChannel->ControllerTable[91];
849                        break;
850                    case ::gig::dimension_effect2depth:
851                        DimValues[i] = pEngineChannel->ControllerTable[92];
852                        break;
853                    case ::gig::dimension_effect3depth:
854                        DimValues[i] = pEngineChannel->ControllerTable[93];
855                        break;
856                    case ::gig::dimension_effect4depth:
857                        DimValues[i] = pEngineChannel->ControllerTable[94];
858                        break;
859                    case ::gig::dimension_effect5depth:
860                        DimValues[i] = pEngineChannel->ControllerTable[95];
861                        break;
862                    case ::gig::dimension_none:
863                        std::cerr << "gig::Engine::LaunchVoice() Error: dimension=none\n" << std::flush;
864                        break;
865                    default:
866                        std::cerr << "gig::Engine::LaunchVoice() Error: Unknown dimension\n" << std::flush;
867                }
868            }
869            ::gig::DimensionRegion* pDimRgn = pRegion->GetDimensionRegionByValue(DimValues);
870    
871            // no need to continue if sample is silent
872            if (!pDimRgn->pSample || !pDimRgn->pSample->SamplesTotal) return Pool<Voice>::Iterator();
873    
874          // allocate a new voice for the key          // allocate a new voice for the key
875          Pool<Voice>::Iterator itNewVoice = pKey->pActiveVoices->allocAppend();          Pool<Voice>::Iterator itNewVoice = pKey->pActiveVoices->allocAppend();
876          if (itNewVoice) {          if (itNewVoice) {
877              // launch the new voice              // launch the new voice
878              if (itNewVoice->Trigger(pEngineChannel, itNoteOnEvent, pEngineChannel->Pitch, pEngineChannel->pInstrument, iLayer, ReleaseTriggerVoice, VoiceStealing) < 0) {              if (itNewVoice->Trigger(pEngineChannel, itNoteOnEvent, pEngineChannel->Pitch, pDimRgn, VoiceType, iKeyGroup) < 0) {
879                  dmsg(4,("Voice not triggered\n"));                  dmsg(4,("Voice not triggered\n"));
880                  pKey->pActiveVoices->free(itNewVoice);                  pKey->pActiveVoices->free(itNewVoice);
881              }              }
882              else { // on success              else { // on success
883                  --VoiceSpawnsLeft;                  --VoiceSpawnsLeft;
                 uint** ppKeyGroup = NULL;  
                 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);  
                                 --VoiceSpawnsLeft; //FIXME: just a hack, we should better check in StealVoice() if the voice was killed due to key conflict  
                             }  
                         }  
                     }  
                 }  
884                  if (!pKey->Active) { // mark as active key                  if (!pKey->Active) { // mark as active key
885                      pKey->Active = true;                      pKey->Active = true;
886                      pKey->itSelf = pEngineChannel->pActiveKeys->allocAppend();                      pKey->itSelf = pEngineChannel->pActiveKeys->allocAppend();
887                      *pKey->itSelf = itNoteOnEvent->Param.Note.Key;                      *pKey->itSelf = itNoteOnEvent->Param.Note.Key;
888                  }                  }
889                  if (itNewVoice->KeyGroup) {                  if (itNewVoice->KeyGroup) {
890                        uint** ppKeyGroup = &pEngineChannel->ActiveKeyGroups[itNewVoice->KeyGroup];
891                      *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
892                  }                  }
893                  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)
# Line 1018  namespace LinuxSampler { namespace gig { Line 1139  namespace LinuxSampler { namespace gig {
1139          // update controller value in the engine channel's controller table          // update controller value in the engine channel's controller table
1140          pEngineChannel->ControllerTable[itControlChangeEvent->Param.CC.Controller] = itControlChangeEvent->Param.CC.Value;          pEngineChannel->ControllerTable[itControlChangeEvent->Param.CC.Controller] = itControlChangeEvent->Param.CC.Value;
1141    
1142          // move event from the unsorted event list to the control change event list          switch (itControlChangeEvent->Param.CC.Controller) {
         Pool<Event>::Iterator itControlChangeEventOnCCList = itControlChangeEvent.moveToEndOf(pEngineChannel->pCCEvents);  
   
         switch (itControlChangeEventOnCCList->Param.CC.Controller) {  
1143              case 7: { // volume              case 7: { // volume
1144                  //TODO: not sample accurate yet                  //TODO: not sample accurate yet
1145                  pEngineChannel->GlobalVolume = (float) itControlChangeEventOnCCList->Param.CC.Value / 127.0f;                  pEngineChannel->GlobalVolume = (float) itControlChangeEvent->Param.CC.Value / 127.0f;
1146                  pEngineChannel->bStatusChanged = true; // engine channel status has changed, so set notify flag                  pEngineChannel->bStatusChanged = true; // engine channel status has changed, so set notify flag
1147                  break;                  break;
1148              }              }
1149              case 10: { // panpot              case 10: { // panpot
1150                  //TODO: not sample accurate yet                  //TODO: not sample accurate yet
1151                  const int pan = (int) itControlChangeEventOnCCList->Param.CC.Value - 64;                  const int pan = (int) itControlChangeEvent->Param.CC.Value - 64;
1152                  pEngineChannel->GlobalPanLeft  = 1.0f - float(RTMath::Max(pan, 0)) /  63.0f;                  pEngineChannel->GlobalPanLeft  = 1.0f - float(RTMath::Max(pan, 0)) /  63.0f;
1153                  pEngineChannel->GlobalPanRight = 1.0f - float(RTMath::Min(pan, 0)) / -64.0f;                  pEngineChannel->GlobalPanRight = 1.0f - float(RTMath::Min(pan, 0)) / -64.0f;
1154                  break;                  break;
1155              }              }
1156              case 64: { // sustain              case 64: { // sustain
1157                  if (itControlChangeEventOnCCList->Param.CC.Value >= 64 && !pEngineChannel->SustainPedal) {                  if (itControlChangeEvent->Param.CC.Value >= 64 && !pEngineChannel->SustainPedal) {
1158                      dmsg(4,("PEDAL DOWN\n"));                      dmsg(4,("PEDAL DOWN\n"));
1159                      pEngineChannel->SustainPedal = true;                      pEngineChannel->SustainPedal = true;
1160    
1161                        #if !CONFIG_PROCESS_MUTED_CHANNELS
1162                        if (pEngineChannel->GetMute()) return; // skip if sampler channel is muted
1163                        #endif
1164    
1165                      // cancel release process of voices if necessary                      // cancel release process of voices if necessary
1166                      RTList<uint>::Iterator iuiKey = pEngineChannel->pActiveKeys->first();                      RTList<uint>::Iterator iuiKey = pEngineChannel->pActiveKeys->first();
1167                      for (; iuiKey; ++iuiKey) {                      for (; iuiKey; ++iuiKey) {
# Line 1047  namespace LinuxSampler { namespace gig { Line 1169  namespace LinuxSampler { namespace gig {
1169                          if (!pKey->KeyPressed) {                          if (!pKey->KeyPressed) {
1170                              RTList<Event>::Iterator itNewEvent = pKey->pEvents->allocAppend();                              RTList<Event>::Iterator itNewEvent = pKey->pEvents->allocAppend();
1171                              if (itNewEvent) {                              if (itNewEvent) {
1172                                  *itNewEvent = *itControlChangeEventOnCCList; // copy event to the key's own event list                                  *itNewEvent = *itControlChangeEvent; // copy event to the key's own event list
1173                                  itNewEvent->Type = Event::type_cancel_release; // transform event type                                  itNewEvent->Type = Event::type_cancel_release; // transform event type
1174                              }                              }
1175                              else dmsg(1,("Event pool emtpy!\n"));                              else dmsg(1,("Event pool emtpy!\n"));
1176                          }                          }
1177                      }                      }
1178                  }                  }
1179                  if (itControlChangeEventOnCCList->Param.CC.Value < 64 && pEngineChannel->SustainPedal) {                  if (itControlChangeEvent->Param.CC.Value < 64 && pEngineChannel->SustainPedal) {
1180                      dmsg(4,("PEDAL UP\n"));                      dmsg(4,("PEDAL UP\n"));
1181                      pEngineChannel->SustainPedal = false;                      pEngineChannel->SustainPedal = false;
1182    
1183                        #if !CONFIG_PROCESS_MUTED_CHANNELS
1184                        if (pEngineChannel->GetMute()) return; // skip if sampler channel is muted
1185                        #endif
1186    
1187                      // release voices if their respective key is not pressed                      // release voices if their respective key is not pressed
1188                      RTList<uint>::Iterator iuiKey = pEngineChannel->pActiveKeys->first();                      RTList<uint>::Iterator iuiKey = pEngineChannel->pActiveKeys->first();
1189                      for (; iuiKey; ++iuiKey) {                      for (; iuiKey; ++iuiKey) {
# Line 1065  namespace LinuxSampler { namespace gig { Line 1191  namespace LinuxSampler { namespace gig {
1191                          if (!pKey->KeyPressed) {                          if (!pKey->KeyPressed) {
1192                              RTList<Event>::Iterator itNewEvent = pKey->pEvents->allocAppend();                              RTList<Event>::Iterator itNewEvent = pKey->pEvents->allocAppend();
1193                              if (itNewEvent) {                              if (itNewEvent) {
1194                                  *itNewEvent = *itControlChangeEventOnCCList; // copy event to the key's own event list                                  *itNewEvent = *itControlChangeEvent; // copy event to the key's own event list
1195                                  itNewEvent->Type = Event::type_release; // transform event type                                  itNewEvent->Type = Event::type_release; // transform event type
1196                              }                              }
1197                              else dmsg(1,("Event pool emtpy!\n"));                              else dmsg(1,("Event pool emtpy!\n"));
# Line 1079  namespace LinuxSampler { namespace gig { Line 1205  namespace LinuxSampler { namespace gig {
1205              // Channel Mode Messages              // Channel Mode Messages
1206    
1207              case 120: { // all sound off              case 120: { // all sound off
1208                  KillAllVoices(pEngineChannel, itControlChangeEventOnCCList);                  KillAllVoices(pEngineChannel, itControlChangeEvent);
1209                  break;                  break;
1210              }              }
1211              case 121: { // reset all controllers              case 121: { // reset all controllers
# Line 1087  namespace LinuxSampler { namespace gig { Line 1213  namespace LinuxSampler { namespace gig {
1213                  break;                  break;
1214              }              }
1215              case 123: { // all notes off              case 123: { // all notes off
1216                  ReleaseAllVoices(pEngineChannel, itControlChangeEventOnCCList);                  ReleaseAllVoices(pEngineChannel, itControlChangeEvent);
1217                  break;                  break;
1218              }              }
1219          }          }
# Line 1230  namespace LinuxSampler { namespace gig { Line 1356  namespace LinuxSampler { namespace gig {
1356          }          }
1357      }      }
1358    
     /**  
      * Initialize the parameter sequence for the modulation destination given by  
      * by 'dst' with the constant value given by val.  
      */  
     void Engine::ResetSynthesisParameters(Event::destination_t dst, float val) {  
         int maxsamples = pAudioOutputDevice->MaxSamplesPerCycle();  
         float* m = &pSynthesisParameters[dst][0];  
         for (int i = 0; i < maxsamples; i += 4) {  
            m[i]   = val;  
            m[i+1] = val;  
            m[i+2] = val;  
            m[i+3] = val;  
         }  
     }  
   
1359      uint Engine::VoiceCount() {      uint Engine::VoiceCount() {
1360          return ActiveVoiceCount;          return ActiveVoiceCount;
1361      }      }
# Line 1282  namespace LinuxSampler { namespace gig { Line 1393  namespace LinuxSampler { namespace gig {
1393      }      }
1394    
1395      String Engine::Version() {      String Engine::Version() {
1396          String s = "$Revision: 1.45 $";          String s = "$Revision: 1.53 $";
1397          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
1398      }      }
1399    
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