/[svn]/linuxsampler/trunk/src/engines/EngineBase.h
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Diff of /linuxsampler/trunk/src/engines/EngineBase.h

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revision 2115 by persson, Thu Aug 12 15:36:15 2010 UTC revision 2594 by schoenebeck, Thu Jun 5 00:16:25 2014 UTC
# Line 4  Line 4 
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck    *   *   Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck    *
6   *   Copyright (C) 2005-2008 Christian Schoenebeck                         *   *   Copyright (C) 2005-2008 Christian Schoenebeck                         *
7   *   Copyright (C) 2009-2010 Christian Schoenebeck and Grigor Iliev        *   *   Copyright (C) 2009-2013 Christian Schoenebeck and Grigor Iliev        *
8   *                                                                         *   *                                                                         *
9   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
10   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 104  namespace LinuxSampler { Line 104  namespace LinuxSampler {
104               *  @param Samples - number of sample points to be rendered               *  @param Samples - number of sample points to be rendered
105               *  @returns       0 on success               *  @returns       0 on success
106               */               */
107              virtual int RenderAudio(uint Samples) {              virtual int RenderAudio(uint Samples) OVERRIDE {
108                  dmsg(8,("RenderAudio(Samples=%d)\n", Samples));                  dmsg(8,("RenderAudio(Samples=%d)\n", Samples));
109    
110                  // return if engine disabled                  // return if engine disabled
# Line 143  namespace LinuxSampler { Line 143  namespace LinuxSampler {
143                          }                          }
144                      }                      }
145                  }                  }
146                    
147                    // In case scale tuning has been changed, recalculate pitch for
148                    // all active voices.
149                    ProcessScaleTuningChange();
150    
151                  // reset internal voice counter (just for statistic of active voices)                  // reset internal voice counter (just for statistic of active voices)
152                  ActiveVoiceCountTemp = 0;                  ActiveVoiceCountTemp = 0;
# Line 190  namespace LinuxSampler { Line 194  namespace LinuxSampler {
194                  // been deleted by the disk thread                  // been deleted by the disk thread
195                  if (iPendingStreamDeletions) ProcessPendingStreamDeletions();                  if (iPendingStreamDeletions) ProcessPendingStreamDeletions();
196    
197                    // Release the instrument change command. (This has to
198                    // be done after all voices have been rendered and not
199                    // in HandleInstrumentChanges, as the RegionsInUse
200                    // list has been built up by the voice renderers.)
201                    for (int i = 0; i < engineChannels.size(); i++) {
202                        EngineChannelBase<V, R, I>* channel =
203                            static_cast<EngineChannelBase<V, R, I>*>(engineChannels[i]);
204                        channel->InstrumentChangeCommandReader.Unlock();
205                    }
206                  FrameTime += Samples;                  FrameTime += Samples;
207    
208                  EngineDisabled.RttDone();                  EngineDisabled.RttDone();
209                  return 0;                  return 0;
210              }              }
211    
212              virtual int MaxVoices() { return pVoicePool->poolSize(); }              virtual int MaxVoices() OVERRIDE { return pVoicePool->poolSize(); }
213    
214              virtual void SetMaxVoices(int iVoices) throw (Exception) {              virtual void SetMaxVoices(int iVoices) throw (Exception) OVERRIDE {
215                  if (iVoices < 1)                  if (iVoices < 1)
216                      throw Exception("Maximum voices for an engine cannot be set lower than 1");                      throw Exception("Maximum voices for an engine cannot be set lower than 1");
217    
# Line 234  namespace LinuxSampler { Line 247  namespace LinuxSampler {
247                  }                  }
248                  pVoicePool->clear();                  pVoicePool->clear();
249    
250                    PostSetMaxVoices(iVoices);
251                  ResumeAll();                  ResumeAll();
252              }              }
253                
254                /** Called after the new max number of voices is set and before resuming the engine. */
255                virtual void PostSetMaxVoices(int iVoices) { }
256    
257              virtual uint DiskStreamCount() { return (pDiskThread) ? pDiskThread->GetActiveStreamCount() : 0; }              virtual uint DiskStreamCount() OVERRIDE { return (pDiskThread) ? pDiskThread->GetActiveStreamCount() : 0; }
258              virtual uint DiskStreamCountMax() { return (pDiskThread) ? pDiskThread->ActiveStreamCountMax : 0; }              virtual uint DiskStreamCountMax() OVERRIDE { return (pDiskThread) ? pDiskThread->ActiveStreamCountMax : 0; }
259              virtual int  MaxDiskStreams() { return iMaxDiskStreams; }              virtual int  MaxDiskStreams() OVERRIDE { return iMaxDiskStreams; }
260    
261              virtual void SetMaxDiskStreams(int iStreams) throw (Exception) {              virtual void SetMaxDiskStreams(int iStreams) throw (Exception) OVERRIDE {
262                  if (iStreams < 0)                  if (iStreams < 0)
263                      throw Exception("Maximum disk streams for an engine cannot be set lower than 0");                      throw Exception("Maximum disk streams for an engine cannot be set lower than 0");
264    
# Line 256  namespace LinuxSampler { Line 273  namespace LinuxSampler {
273                  ResumeAll();                  ResumeAll();
274              }              }
275    
276              virtual String DiskStreamBufferFillBytes() { return (pDiskThread) ? pDiskThread->GetBufferFillBytes() : ""; }              virtual String DiskStreamBufferFillBytes() OVERRIDE { return (pDiskThread) ? pDiskThread->GetBufferFillBytes() : ""; }
277              virtual String DiskStreamBufferFillPercentage() { return (pDiskThread) ? pDiskThread->GetBufferFillPercentage() : ""; }              virtual String DiskStreamBufferFillPercentage() OVERRIDE { return (pDiskThread) ? pDiskThread->GetBufferFillPercentage() : ""; }
278              virtual InstrumentManager* GetInstrumentManager() { return &instruments; }              virtual InstrumentManager* GetInstrumentManager() OVERRIDE { return &instruments; }
279    
280              /**              /**
281               * Connect this engine instance with the given audio output device.               * Connect this engine instance with the given audio output device.
# Line 269  namespace LinuxSampler { Line 286  namespace LinuxSampler {
286               *               *
287               * @param pAudioOut - audio output device to connect to               * @param pAudioOut - audio output device to connect to
288               */               */
289              virtual void Connect(AudioOutputDevice* pAudioOut) {              virtual void Connect(AudioOutputDevice* pAudioOut) OVERRIDE {
290                  // caution: don't ignore if connecting to the same device here,                  // caution: don't ignore if connecting to the same device here,
291                  // because otherwise SetMaxDiskStreams() implementation won't work anymore!                  // because otherwise SetMaxDiskStreams() implementation won't work anymore!
292    
# Line 299  namespace LinuxSampler { Line 316  namespace LinuxSampler {
316                      // lower minimum release time                      // lower minimum release time
317                      const float minReleaseTime = (float) MaxSamplesPerCycle / (float) SampleRate;                      const float minReleaseTime = (float) MaxSamplesPerCycle / (float) SampleRate;
318                      for (VoiceIterator iterVoice = pVoicePool->allocAppend(); iterVoice == pVoicePool->last(); iterVoice = pVoicePool->allocAppend()) {                      for (VoiceIterator iterVoice = pVoicePool->allocAppend(); iterVoice == pVoicePool->last(); iterVoice = pVoicePool->allocAppend()) {
319                          iterVoice->pEG1->CalculateFadeOutCoeff(minReleaseTime, SampleRate);                          iterVoice->CalculateFadeOutCoeff(minReleaseTime, SampleRate);
320                      }                      }
321                      pVoicePool->clear();                      pVoicePool->clear();
322                  }                  }
# Line 332  namespace LinuxSampler { Line 349  namespace LinuxSampler {
349                  pDiskThread->StartThread();                  pDiskThread->StartThread();
350                  dmsg(1,("OK\n"));                  dmsg(1,("OK\n"));
351    
352                    bool printEqInfo = true;
353                  for (VoiceIterator iterVoice = pVoicePool->allocAppend(); iterVoice == pVoicePool->last(); iterVoice = pVoicePool->allocAppend()) {                  for (VoiceIterator iterVoice = pVoicePool->allocAppend(); iterVoice == pVoicePool->last(); iterVoice = pVoicePool->allocAppend()) {
354                      if (!iterVoice->pDiskThread) {                      if (!iterVoice->pDiskThread) {
355                          dmsg(0,("Engine -> voice::trigger: !pDiskThread\n"));                          dmsg(0,("Engine -> voice::trigger: !pDiskThread\n"));
356                          exit(EXIT_FAILURE);                          exit(EXIT_FAILURE);
357                      }                      }
358                        
359                        iterVoice->CreateEq();
360                        
361                        if(printEqInfo) {
362                            iterVoice->PrintEqInfo();
363                            printEqInfo = false;
364                        }
365                  }                  }
366                  pVoicePool->clear();                  pVoicePool->clear();
367                    
368                    // (re)create dedicated voice audio buffers
369                    //TODO: we could optimize resource usage a bit by just allocating these dedicated voice buffers when there is at least one engine channel with FX sends, because only in this case those special buffers are used actually, but since it would usually only save couple bytes in total, its probably not worth it
370                    if (pDedicatedVoiceChannelLeft)  delete pDedicatedVoiceChannelLeft;
371                    if (pDedicatedVoiceChannelRight) delete pDedicatedVoiceChannelRight;
372                    pDedicatedVoiceChannelLeft  = new AudioChannel(0, MaxSamplesPerCycle);
373                    pDedicatedVoiceChannelRight = new AudioChannel(1, MaxSamplesPerCycle);
374                }
375            
376                // Implementattion for abstract method derived from Engine.
377                virtual void ReconnectAudioOutputDevice() OVERRIDE {
378                    SuspendAll();
379                    if (pAudioOutputDevice) Connect(pAudioOutputDevice);
380                    ResumeAll();
381              }              }
382    
383              /**              /**
# Line 394  namespace LinuxSampler { Line 433  namespace LinuxSampler {
433               */               */
434              virtual void Suspend(RR* pRegion) {              virtual void Suspend(RR* pRegion) {
435                  dmsg(2,("EngineBase: Suspending Region %x ...\n",pRegion));                  dmsg(2,("EngineBase: Suspending Region %x ...\n",pRegion));
436                  SuspendedRegionsMutex.Lock();                  {
437                  SuspensionChangeOngoing.Set(true);                      LockGuard lock(SuspendedRegionsMutex);
438                  pPendingRegionSuspension = pRegion;                      SuspensionChangeOngoing.Set(true);
439                  SuspensionChangeOngoing.WaitAndUnlockIf(true);                      pPendingRegionSuspension = pRegion;
440                  SuspendedRegionsMutex.Unlock();                      SuspensionChangeOngoing.WaitAndUnlockIf(true);
441                    }
442                  dmsg(2,("EngineBase: Region %x suspended.",pRegion));                  dmsg(2,("EngineBase: Region %x suspended.",pRegion));
443              }              }
444    
# Line 410  namespace LinuxSampler { Line 450  namespace LinuxSampler {
450               */               */
451              virtual void Resume(RR* pRegion) {              virtual void Resume(RR* pRegion) {
452                  dmsg(2,("EngineBase: Resuming Region %x ...\n",pRegion));                  dmsg(2,("EngineBase: Resuming Region %x ...\n",pRegion));
453                  SuspendedRegionsMutex.Lock();                  {
454                  SuspensionChangeOngoing.Set(true);                      LockGuard lock(SuspendedRegionsMutex);
455                  pPendingRegionResumption = pRegion;                      SuspensionChangeOngoing.Set(true);
456                  SuspensionChangeOngoing.WaitAndUnlockIf(true);                      pPendingRegionResumption = pRegion;
457                  SuspendedRegionsMutex.Unlock();                      SuspensionChangeOngoing.WaitAndUnlockIf(true);
458                    }
459                  dmsg(2,("EngineBase: Region %x resumed.\n",pRegion));                  dmsg(2,("EngineBase: Region %x resumed.\n",pRegion));
460              }              }
461    
# Line 530  namespace LinuxSampler { Line 571  namespace LinuxSampler {
571    
572              //friend class EngineChannelBase<V, R, I>;              //friend class EngineChannelBase<V, R, I>;
573    
574                static IM instruments;
575    
576          protected:          protected:
577              class SuspensionVoiceHandler : public MidiKeyboardManager<V>::VoiceHandler {              class SuspensionVoiceHandler : public MidiKeyboardManager<V>::VoiceHandler {
578              public:              public:
579                  int PendingStreamDeletions;                  int PendingStreamDeletions;
580                  RR* pPendingRegionSuspension;                  RR* pPendingRegionSuspension;
581    
582                  SuspensionVoiceHandler(RR* pPendingRegionSuspension) {                  SuspensionVoiceHandler(RR* pPendingRegionSuspension) {
583                      PendingStreamDeletions = 0;                      PendingStreamDeletions = 0;
584                      this->pPendingRegionSuspension = pPendingRegionSuspension;                      this->pPendingRegionSuspension = pPendingRegionSuspension;
585                  }                  }
586    
587                  virtual bool Process(MidiKey* pMidiKey) {                  virtual bool Process(MidiKey* pMidiKey) OVERRIDE {
588                      VoiceIterator itVoice = pMidiKey->pActiveVoices->first();                      VoiceIterator itVoice = pMidiKey->pActiveVoices->first();
589                      // if current key is not associated with this region, skip this key                      // if current key is not associated with this region, skip this key
590                      if (itVoice->GetRegion()->GetParent() != pPendingRegionSuspension) return false;                      if (itVoice->GetRegion()->GetParent() != pPendingRegionSuspension) return false;
# Line 548  namespace LinuxSampler { Line 592  namespace LinuxSampler {
592                      return true;                      return true;
593                  }                  }
594    
595                  virtual void Process(VoiceIterator& itVoice) {                  virtual void Process(VoiceIterator& itVoice) OVERRIDE {
596                      // request a notification from disk thread side for stream deletion                      // request a notification from disk thread side for stream deletion
597                      const Stream::Handle hStream = itVoice->KillImmediately(true);                      const Stream::Handle hStream = itVoice->KillImmediately(true);
598                      if (hStream != Stream::INVALID_HANDLE) { // voice actually used a stream                      if (hStream != Stream::INVALID_HANDLE) { // voice actually used a stream
# Line 558  namespace LinuxSampler { Line 602  namespace LinuxSampler {
602                  }                  }
603              };              };
604    
             static IM instruments;  
   
605              Pool<R*>* pRegionPool[2]; ///< Double buffered pool, used by the engine channels to keep track of regions in use.              Pool<R*>* pRegionPool[2]; ///< Double buffered pool, used by the engine channels to keep track of regions in use.
606              int       MinFadeOutSamples;     ///< The number of samples needed to make an instant fade out (e.g. for voice stealing) without leading to clicks.              int       MinFadeOutSamples;     ///< The number of samples needed to make an instant fade out (e.g. for voice stealing) without leading to clicks.
607              D*        pDiskThread;              D*        pDiskThread;
# Line 589  namespace LinuxSampler { Line 631  namespace LinuxSampler {
631                  AbstractEngineChannel* pChannel = static_cast<AbstractEngineChannel*>(pEngineChannel);                  AbstractEngineChannel* pChannel = static_cast<AbstractEngineChannel*>(pEngineChannel);
632                  pChannel->ImportEvents(Samples);                  pChannel->ImportEvents(Samples);
633    
634                  // process events                  // if a valid real-time instrument script is loaded, pre-process
635                    // the event list by running the script now, since the script
636                    // might filter events or add new ones for this cycle
637                    if (pChannel->script.bHasValidScript) {
638                        // resume any suspended script executions still hanging
639                        // around of previous audio fragment cycles
640                        for (RTList<ScriptEvent>::Iterator itEvent = pChannel->pScriptEvents->first(),
641                            end = pChannel->pScriptEvents->end(); itEvent != end; ++itEvent)
642                        {
643                            ResumeScriptEvent(pChannel, itEvent);
644                        }
645    
646                        // spawn new script executions for the new MIDI events of
647                        // this audio fragment cycle
648                        for (RTList<Event>::Iterator itEvent = pChannel->pEvents->first(),
649                            end = pChannel->pEvents->end(); itEvent != end; ++itEvent)
650                        {
651                            switch (itEvent->Type) {
652                                case Event::type_note_on:
653                                    if (pChannel->script.handlerNote)
654                                        ProcessEventByScript(pChannel, itEvent, pChannel->script.handlerNote);
655                                    break;
656                                case Event::type_note_off:
657                                    //TODO: ...
658                                    break;
659                                case Event::type_control_change:
660                                case Event::type_channel_pressure:
661                                case Event::type_pitchbend:
662                                    if (pChannel->script.handlerController)
663                                        ProcessEventByScript(pChannel, itEvent, pChannel->script.handlerController);                            
664                                    break;
665                                case Event::type_note_pressure:
666                                    //TODO: ...
667                                    break;
668                            }
669                        }
670                    }
671    
672                    // now process all events regularly
673                  {                  {
674                      RTList<Event>::Iterator itEvent = pChannel->pEvents->first();                      RTList<Event>::Iterator itEvent = pChannel->pEvents->first();
675                      RTList<Event>::Iterator end     = pChannel->pEvents->end();                      RTList<Event>::Iterator end     = pChannel->pEvents->end();
# Line 607  namespace LinuxSampler { Line 687  namespace LinuxSampler {
687                                  dmsg(5,("Engine: MIDI CC received\n"));                                  dmsg(5,("Engine: MIDI CC received\n"));
688                                  ProcessControlChange((EngineChannel*)itEvent->pEngineChannel, itEvent);                                  ProcessControlChange((EngineChannel*)itEvent->pEngineChannel, itEvent);
689                                  break;                                  break;
690                                case Event::type_channel_pressure:
691                                    dmsg(5,("Engine: MIDI Chan. Pressure received\n"));
692                                    ProcessChannelPressure((EngineChannel*)itEvent->pEngineChannel, itEvent);
693                                    break;
694                                case Event::type_note_pressure:
695                                    dmsg(5,("Engine: MIDI Note Pressure received\n"));
696                                    ProcessPolyphonicKeyPressure((EngineChannel*)itEvent->pEngineChannel, itEvent);
697                                    break;
698                              case Event::type_pitchbend:                              case Event::type_pitchbend:
699                                  dmsg(5,("Engine: Pitchbend received\n"));                                  dmsg(5,("Engine: Pitchbend received\n"));
700                                  ProcessPitchbend(static_cast<AbstractEngineChannel*>(itEvent->pEngineChannel), itEvent);                                  ProcessPitchbend(static_cast<AbstractEngineChannel*>(itEvent->pEngineChannel), itEvent);
# Line 623  namespace LinuxSampler { Line 711  namespace LinuxSampler {
711                  pLastStolenChannel        = NULL;                  pLastStolenChannel        = NULL;
712              }              }
713    
714                /** @brief Call instrument script's event handler for this event.
715                 *
716                 * Causes a new execution instance of the currently loaded real-time
717                 * instrument script's event handler (callback) to be spawned for
718                 * the given MIDI event.
719                 *
720                 * @param pChannel - engine channel on which the MIDI event occured
721                 * @param itEvent - MIDI event that causes this new script execution
722                 * @param pEventHandler - script's event handler to be executed
723                 */
724                void ProcessEventByScript(AbstractEngineChannel* pChannel, RTList<Event>::Iterator& itEvent, VMEventHandler* pEventHandler) {
725                    RTList<ScriptEvent>::Iterator itScriptEvent =
726                        pChannel->pScriptEvents->allocAppend();
727    
728                    if (!itScriptEvent) return; // no free script event left for execution
729    
730                    // fill the list of script handlers to be executed by this event
731                    int i = 0;
732                    if (pChannel->script.handlerInit)
733                        itScriptEvent->handlers[i++] = pChannel->script.handlerInit;
734                    itScriptEvent->handlers[i++] = pEventHandler; // actual event handler (i.e. note, controller)
735                    itScriptEvent->handlers[i] = NULL; // NULL termination of list
736    
737                    // initialize/reset other members
738                    itScriptEvent->cause = *itEvent;
739                    itScriptEvent->currentHandler = 0;
740                    itScriptEvent->executionSlices = 0;
741    
742                    // run script handler(s)
743                    VMExecStatus_t res = pScriptVM->exec(
744                        pChannel->script.parserContext, &*itScriptEvent
745                    );
746    
747                    // in case the script was suspended, keep it on the allocated
748                    // ScriptEvent list to be continued on the next audio cycle,
749                    // otherwise if execution has been finished, free it for a new
750                    // future script event to be triggered from start
751                    if (!(res & VM_EXEC_SUSPENDED))
752                        pChannel->pScriptEvents->free(itScriptEvent);
753                }
754    
755                /** @brief Resume execution of instrument script.
756                 *
757                 * Will be called to resume execution of a real-time instrument
758                 * script event which has been suspended in a previous audio
759                 * fragment cycle.
760                 *
761                 * Script execution might be suspended for various reasons. Usually
762                 * a script will be suspended if the script called the built-in
763                 * "wait()" function, but it might also be suspended automatically
764                 * if the script took too much execution time in an audio fragment
765                 * cycle. So in the latter case automatic suspension is performed in
766                 * order to avoid harm for the sampler's overall real-time
767                 * requirements.
768                 *
769                 * @param pChannel - engine channel this script is running for
770                 * @param itScriptEvent - script execution that shall be resumed
771                 */
772                void ResumeScriptEvent(AbstractEngineChannel* pChannel, RTList<ScriptEvent>::Iterator& itScriptEvent) {
773                    // run script
774                    VMExecStatus_t res = pScriptVM->exec(
775                        pChannel->script.parserContext, &*itScriptEvent
776                    );
777                    // in case the script was again suspended, keep it on the allocated
778                    // ScriptEvent list to be continued on the next audio cycle,
779                    // otherwise if execution has been finished, free it for a new
780                    // future script event to be triggered from start
781                    if (!(res & VM_EXEC_SUSPENDED))
782                        pChannel->pScriptEvents->free(itScriptEvent);
783                }
784    
785              /**              /**
786               *  Will be called by LaunchVoice() method in case there are no free               *  Will be called by LaunchVoice() method in case there are no free
787               *  voices left. This method will select and kill one old voice for               *  voices left. This method will select and kill one old voice for
# Line 765  namespace LinuxSampler { Line 924  namespace LinuxSampler {
924                      //TODO: this is a lazy solution ATM and not safe in case somebody is currently editing the instrument we're currently switching to (we should store all suspended regions on instrument manager side and when switching to another instrument copy that list to the engine's local list of suspensions                      //TODO: this is a lazy solution ATM and not safe in case somebody is currently editing the instrument we're currently switching to (we should store all suspended regions on instrument manager side and when switching to another instrument copy that list to the engine's local list of suspensions
925                      ResetSuspendedRegions();                      ResetSuspendedRegions();
926                  }                  }
   
                 for (int i = 0; i < engineChannels.size(); i++) {  
                     EngineChannelBase<V, R, I>* channel =  
                         static_cast<EngineChannelBase<V, R, I>*>(engineChannels[i]);  
                     channel->InstrumentChangeCommandReader.Unlock();  
                 }  
927              }              }
928    
929              /**              /**
# Line 857  namespace LinuxSampler { Line 1010  namespace LinuxSampler {
1010                  pChannel->ClearEventLists();                  pChannel->ClearEventLists();
1011              }              }
1012    
1013                /**
1014                 * Process MIDI control change events with hard coded behavior,
1015                 * that is controllers whose behavior is defined independently
1016                 * of the actual sampler engine type and instrument.
1017                 *
1018                 * @param pEngineChannel - engine channel on which the MIDI CC event was received
1019                 * @param itControlChangeEvent - the actual MIDI CC event
1020                 */
1021              void ProcessHardcodedControllers (              void ProcessHardcodedControllers (
1022                  EngineChannel*          pEngineChannel,                  EngineChannel*          pEngineChannel,
1023                  Pool<Event>::Iterator&  itControlChangeEvent                  Pool<Event>::Iterator&  itControlChangeEvent
# Line 869  namespace LinuxSampler { Line 1030  namespace LinuxSampler {
1030                          pChannel->PortamentoTime = (float) itControlChangeEvent->Param.CC.Value / 127.0f * (float) CONFIG_PORTAMENTO_TIME_MAX + (float) CONFIG_PORTAMENTO_TIME_MIN;                          pChannel->PortamentoTime = (float) itControlChangeEvent->Param.CC.Value / 127.0f * (float) CONFIG_PORTAMENTO_TIME_MAX + (float) CONFIG_PORTAMENTO_TIME_MIN;
1031                          break;                          break;
1032                      }                      }
1033                      case 6: { // data entry (currently only used for RPN controllers)                      case 6: { // data entry (currently only used for RPN and NRPN controllers)
1034                          if (pChannel->GetMidiRpnController() == 2) { // coarse tuning in half tones                          //dmsg(1,("DATA ENTRY %d\n", itControlChangeEvent->Param.CC.Value));
1035                              int transpose = (int) itControlChangeEvent->Param.CC.Value - 64;                          if (pChannel->GetMidiRpnController() >= 0) { // RPN controller number was sent previously ...
1036                              // limit to +- two octaves for now                              dmsg(4,("Guess it's an RPN ...\n"));
1037                              transpose = RTMath::Min(transpose,  24);                              if (pChannel->GetMidiRpnController() == 2) { // coarse tuning in half tones
1038                              transpose = RTMath::Max(transpose, -24);                                  int transpose = (int) itControlChangeEvent->Param.CC.Value - 64;
1039                              pChannel->GlobalTranspose = transpose;                                  // limit to +- two octaves for now
1040                              // workaround, so we won't have hanging notes                                  transpose = RTMath::Min(transpose,  24);
1041                              pChannel->ReleaseAllVoices(itControlChangeEvent);                                  transpose = RTMath::Max(transpose, -24);
1042                                    pChannel->GlobalTranspose = transpose;
1043                                    // workaround, so we won't have hanging notes
1044                                    pChannel->ReleaseAllVoices(itControlChangeEvent);
1045                                }
1046                                // to prevent other MIDI CC #6 messages to be misenterpreted as RPN controller data
1047                                pChannel->ResetMidiRpnController();
1048                            } else if (pChannel->GetMidiNrpnController() >= 0) { // NRPN controller number was sent previously ...
1049                                dmsg(4,("Guess it's an NRPN ...\n"));
1050                                const int NrpnCtrlMSB = pChannel->GetMidiNrpnController() >> 8;
1051                                const int NrpnCtrlLSB = pChannel->GetMidiNrpnController() & 0xff;
1052                                dmsg(4,("NRPN MSB=%d LSB=%d Data=%d\n", NrpnCtrlMSB, NrpnCtrlLSB, itControlChangeEvent->Param.CC.Value));
1053                                switch (NrpnCtrlMSB) {
1054                                    case 0x1a: { // volume level of note (Roland GS NRPN)
1055                                        const uint note = NrpnCtrlLSB;
1056                                        const uint vol  = itControlChangeEvent->Param.CC.Value;
1057                                        dmsg(4,("Note Volume NRPN received (note=%d,vol=%d).\n", note, vol));
1058                                        if (note < 128 && vol < 128)
1059                                            pChannel->pMIDIKeyInfo[note].Volume = VolumeCurve[vol];
1060                                        break;
1061                                    }
1062                                    case 0x1c: { // panpot of note (Roland GS NRPN)
1063                                        const uint note = NrpnCtrlLSB;
1064                                        const uint pan  = itControlChangeEvent->Param.CC.Value;
1065                                        dmsg(4,("Note Pan NRPN received (note=%d,pan=%d).\n", note, pan));
1066                                        if (note < 128 && pan < 128) {
1067                                            pChannel->pMIDIKeyInfo[note].PanLeft  = PanCurve[128 - pan];
1068                                            pChannel->pMIDIKeyInfo[note].PanRight = PanCurve[pan];
1069                                        }
1070                                        break;
1071                                    }
1072                                    case 0x1d: { // reverb send of note (Roland GS NRPN)
1073                                        const uint note = NrpnCtrlLSB;
1074                                        const float reverb = float(itControlChangeEvent->Param.CC.Value) / 127.0f;
1075                                        dmsg(4,("Note Reverb Send NRPN received (note=%d,send=%d).\n", note, reverb));
1076                                        if (note < 128)
1077                                            pChannel->pMIDIKeyInfo[note].ReverbSend = reverb;
1078                                        break;
1079                                    }
1080                                    case 0x1e: { // chorus send of note (Roland GS NRPN)
1081                                        const uint note = NrpnCtrlLSB;
1082                                        const float chorus = float(itControlChangeEvent->Param.CC.Value) / 127.0f;
1083                                        dmsg(4,("Note Chorus Send NRPN received (note=%d,send=%d).\n", note, chorus));
1084                                        if (note < 128)
1085                                            pChannel->pMIDIKeyInfo[note].ChorusSend = chorus;
1086                                        break;
1087                                    }
1088                                }
1089                                // to prevent other MIDI CC #6 messages to be misenterpreted as NRPN controller data
1090                                pChannel->ResetMidiNrpnController();
1091                          }                          }
                         // to avoid other MIDI CC #6 messages to be misenterpreted as RPN controller data  
                         pChannel->ResetMidiRpnController();  
1092                          break;                          break;
1093                      }                      }
1094                      case 7: { // volume                      case 7: { // volume
# Line 891  namespace LinuxSampler { Line 1099  namespace LinuxSampler {
1099                      }                      }
1100                      case 10: { // panpot                      case 10: { // panpot
1101                          //TODO: not sample accurate yet                          //TODO: not sample accurate yet
                         pChannel->GlobalPanLeft  = PanCurve[128 - itControlChangeEvent->Param.CC.Value];  
                         pChannel->GlobalPanRight = PanCurve[itControlChangeEvent->Param.CC.Value];  
1102                          pChannel->iLastPanRequest = itControlChangeEvent->Param.CC.Value;                          pChannel->iLastPanRequest = itControlChangeEvent->Param.CC.Value;
1103                          break;                          break;
1104                      }                      }
# Line 969  namespace LinuxSampler { Line 1175  namespace LinuxSampler {
1175                          }                          }
1176                          break;                          break;
1177                      }                      }
1178                        case 98: { // NRPN controller LSB
1179                            dmsg(4,("NRPN LSB %d\n", itControlChangeEvent->Param.CC.Value));
1180                            pEngineChannel->SetMidiNrpnControllerLsb(itControlChangeEvent->Param.CC.Value);
1181                            break;
1182                        }
1183                        case 99: { // NRPN controller MSB
1184                            dmsg(4,("NRPN MSB %d\n", itControlChangeEvent->Param.CC.Value));
1185                            pEngineChannel->SetMidiNrpnControllerMsb(itControlChangeEvent->Param.CC.Value);
1186                            break;
1187                        }
1188                      case 100: { // RPN controller LSB                      case 100: { // RPN controller LSB
1189                            dmsg(4,("RPN LSB %d\n", itControlChangeEvent->Param.CC.Value));
1190                          pEngineChannel->SetMidiRpnControllerLsb(itControlChangeEvent->Param.CC.Value);                          pEngineChannel->SetMidiRpnControllerLsb(itControlChangeEvent->Param.CC.Value);
1191                          break;                          break;
1192                      }                      }
1193                      case 101: { // RPN controller MSB                      case 101: { // RPN controller MSB
1194                            dmsg(4,("RPN MSB %d\n", itControlChangeEvent->Param.CC.Value));
1195                          pEngineChannel->SetMidiRpnControllerMsb(itControlChangeEvent->Param.CC.Value);                          pEngineChannel->SetMidiRpnControllerMsb(itControlChangeEvent->Param.CC.Value);
1196                          break;                          break;
1197                      }                      }
# Line 1231  namespace LinuxSampler { Line 1449  namespace LinuxSampler {
1449               *  control and status variables. This method is protected by a mutex.               *  control and status variables. This method is protected by a mutex.
1450               */               */
1451              virtual void ResetInternal() {              virtual void ResetInternal() {
1452                  ResetInternalMutex.Lock();                  LockGuard lock(ResetInternalMutex);
1453    
1454                  // make sure that the engine does not get any sysex messages                  // make sure that the engine does not get any sysex messages
1455                  // while it's reseting                  // while it's reseting
# Line 1260  namespace LinuxSampler { Line 1478  namespace LinuxSampler {
1478                  pEventQueue->init();                  pEventQueue->init();
1479                  pSysexBuffer->init();                  pSysexBuffer->init();
1480                  if (sysexDisabled) MidiInputPort::AddSysexListener(this);                  if (sysexDisabled) MidiInputPort::AddSysexListener(this);
                 ResetInternalMutex.Unlock();  
1481              }              }
1482    
1483              /**              /**
# Line 1356  namespace LinuxSampler { Line 1573  namespace LinuxSampler {
1573    
1574                  return -1;                  return -1;
1575              }              }
1576                
1577                /**
1578                 * Checks whether scale tuning setting has been changed since last
1579                 * time this method was called, if yes, it recalculates the pitch
1580                 * for all active voices.
1581                 */
1582                void ProcessScaleTuningChange() {
1583                    const bool changed = ScaleTuningChanged.readAndReset();
1584                    if (!changed) return;
1585                    
1586                    for (int i = 0; i < engineChannels.size(); i++) {
1587                        EngineChannelBase<V, R, I>* channel =
1588                            static_cast<EngineChannelBase<V, R, I>*>(engineChannels[i]);
1589                        channel->OnScaleTuningChanged();
1590                    }
1591                }
1592    
1593          private:          private:
1594              Pool<V>*    pVoicePool;            ///< Contains all voices that can be activated.              Pool<V>*    pVoicePool;            ///< Contains all voices that can be activated.
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