/[svn]/linuxsampler/trunk/src/engines/common/AbstractVoice.cpp
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Diff of /linuxsampler/trunk/src/engines/common/AbstractVoice.cpp

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revision 2205 by iliev, Mon Jul 11 17:52:01 2011 UTC revision 2931 by schoenebeck, Sat Jul 9 14:38:33 2016 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) 2009-2011 Christian Schoenebeck and Grigor Iliev        *   *   Copyright (C) 2009-2015 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 26  Line 26 
26    
27  namespace LinuxSampler {  namespace LinuxSampler {
28    
29      AbstractVoice::AbstractVoice() {      AbstractVoice::AbstractVoice(SignalUnitRack* pRack): pSignalUnitRack(pRack) {
30          pEngineChannel = NULL;          pEngineChannel = NULL;
31          pLFO1 = new LFOUnsigned(1.0f);  // amplitude LFO (0..1 range)          pLFO1 = new LFOUnsigned(1.0f);  // amplitude LFO (0..1 range)
32          pLFO2 = new LFOUnsigned(1.0f);  // filter LFO (0..1 range)          pLFO2 = new LFOUnsigned(1.0f);  // filter LFO (0..1 range)
# Line 43  namespace LinuxSampler { Line 43  namespace LinuxSampler {
43    
44          finalSynthesisParameters.filterLeft.Reset();          finalSynthesisParameters.filterLeft.Reset();
45          finalSynthesisParameters.filterRight.Reset();          finalSynthesisParameters.filterRight.Reset();
46            
47            pEq          = NULL;
48            bEqSupport   = false;
49      }      }
50    
51      AbstractVoice::~AbstractVoice() {      AbstractVoice::~AbstractVoice() {
52          if (pLFO1) delete pLFO1;          if (pLFO1) delete pLFO1;
53          if (pLFO2) delete pLFO2;          if (pLFO2) delete pLFO2;
54          if (pLFO3) delete pLFO3;          if (pLFO3) delete pLFO3;
55            
56            if(pEq != NULL) delete pEq;
57        }
58                
59        void AbstractVoice::CreateEq() {
60            if(!bEqSupport) return;
61            if(pEq != NULL) delete pEq;
62            pEq = new EqSupport;
63            pEq->InitEffect(GetEngine()->pAudioOutputDevice);
64      }      }
65    
66      /**      /**
# Line 98  namespace LinuxSampler { Line 110  namespace LinuxSampler {
110          #endif // CONFIG_DEVMODE          #endif // CONFIG_DEVMODE
111    
112          Type            = VoiceType;          Type            = VoiceType;
113          MIDIKey         = itNoteOnEvent->Param.Note.Key;          pNote           = pEngineChannel->pEngine->NoteByID( itNoteOnEvent->Param.Note.ID );
114          PlaybackState   = playback_state_init; // mark voice as triggered, but no audio rendered yet          PlaybackState   = playback_state_init; // mark voice as triggered, but no audio rendered yet
115          Delay           = itNoteOnEvent->FragmentPos();          Delay           = itNoteOnEvent->FragmentPos();
116          itTriggerEvent  = itNoteOnEvent;          itTriggerEvent  = itNoteOnEvent;
117          itKillEvent     = Pool<Event>::Iterator();          itKillEvent     = Pool<Event>::Iterator();
118          MidiKeyBase* pKeyInfo = GetMidiKeyInfo(MIDIKey);          MidiKeyBase* pKeyInfo = GetMidiKeyInfo(MIDIKey());
119    
120          pGroupEvents = iKeyGroup ? pEngineChannel->ActiveKeyGroups[iKeyGroup] : 0;          pGroupEvents = iKeyGroup ? pEngineChannel->ActiveKeyGroups[iKeyGroup] : 0;
121    
# Line 111  namespace LinuxSampler { Line 123  namespace LinuxSampler {
123          RgnInfo    = GetRegionInfo();          RgnInfo    = GetRegionInfo();
124          InstrInfo  = GetInstrumentInfo();          InstrInfo  = GetInstrumentInfo();
125                    
126            MIDIPan    = CalculatePan(pEngineChannel->iLastPanRequest);
127    
128          AboutToTrigger();          AboutToTrigger();
129    
130          // calculate volume          // calculate volume
# Line 126  namespace LinuxSampler { Line 140  namespace LinuxSampler {
140          // get starting crossfade volume level          // get starting crossfade volume level
141          float crossfadeVolume = CalculateCrossfadeVolume(itNoteOnEvent->Param.Note.Velocity);          float crossfadeVolume = CalculateCrossfadeVolume(itNoteOnEvent->Param.Note.Velocity);
142    
143          VolumeLeft  = volume * pKeyInfo->PanLeft  * AbstractEngine::PanCurve[64 - RgnInfo.Pan];          VolumeLeft  = volume * pKeyInfo->PanLeft;
144          VolumeRight = volume * pKeyInfo->PanRight * AbstractEngine::PanCurve[64 + RgnInfo.Pan];          VolumeRight = volume * pKeyInfo->PanRight;
145    
146          float subfragmentRate = GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE;          float subfragmentRate = GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE;
147          CrossfadeSmoother.trigger(crossfadeVolume, subfragmentRate);          CrossfadeSmoother.trigger(crossfadeVolume, subfragmentRate);
148          VolumeSmoother.trigger(pEngineChannel->MidiVolume, subfragmentRate);          VolumeSmoother.trigger(pEngineChannel->MidiVolume, subfragmentRate);
149          PanLeftSmoother.trigger(pEngineChannel->GlobalPanLeft, subfragmentRate);          NoteVolumeSmoother.trigger(pNote ? pNote->Override.Volume : 1.f, subfragmentRate);
         PanRightSmoother.trigger(pEngineChannel->GlobalPanRight, subfragmentRate);  
   
         finalSynthesisParameters.dPos = RgnInfo.SampleStartOffset; // offset where we should start playback of sample (0 - 2000 sample points)  
         Pos = RgnInfo.SampleStartOffset;  
150    
151          // Check if the sample needs disk streaming or is too short for that          // Check if the sample needs disk streaming or is too short for that
152          long cachedsamples = GetSampleCacheSize() / SmplInfo.FrameSize;          long cachedsamples = GetSampleCacheSize() / SmplInfo.FrameSize;
153          DiskVoice          = cachedsamples < SmplInfo.TotalFrameCount;          DiskVoice          = cachedsamples < SmplInfo.TotalFrameCount;
154    
155            SetSampleStartOffset();
156    
157          if (DiskVoice) { // voice to be streamed from disk          if (DiskVoice) { // voice to be streamed from disk
158              if (cachedsamples > (GetEngine()->MaxSamplesPerCycle << CONFIG_MAX_PITCH)) {              if (cachedsamples > (GetEngine()->MaxSamplesPerCycle << CONFIG_MAX_PITCH)) {
159                  MaxRAMPos = cachedsamples - (GetEngine()->MaxSamplesPerCycle << CONFIG_MAX_PITCH) / SmplInfo.ChannelCount; //TODO: this calculation is too pessimistic and may better be moved to Render() method, so it calculates MaxRAMPos dependent to the current demand of sample points to be rendered (e.g. in case of JACK)                  MaxRAMPos = cachedsamples - (GetEngine()->MaxSamplesPerCycle << CONFIG_MAX_PITCH) / SmplInfo.ChannelCount; //TODO: this calculation is too pessimistic and may better be moved to Render() method, so it calculates MaxRAMPos dependent to the current demand of sample points to be rendered (e.g. in case of JACK)
# Line 158  namespace LinuxSampler { Line 170  namespace LinuxSampler {
170              RAMLoop = (SmplInfo.HasLoops && (SmplInfo.LoopStart + SmplInfo.LoopLength) <= MaxRAMPos);              RAMLoop = (SmplInfo.HasLoops && (SmplInfo.LoopStart + SmplInfo.LoopLength) <= MaxRAMPos);
171    
172              if (OrderNewStream()) return -1;              if (OrderNewStream()) return -1;
173              dmsg(4,("Disk voice launched (cached samples: %d, total Samples: %d, MaxRAMPos: %d, RAMLooping: %s)\n", cachedsamples, SmplInfo.TotalFrameCount, MaxRAMPos, (RAMLoop) ? "yes" : "no"));              dmsg(4,("Disk voice launched (cached samples: %ld, total Samples: %d, MaxRAMPos: %lu, RAMLooping: %s)\n", cachedsamples, SmplInfo.TotalFrameCount, MaxRAMPos, (RAMLoop) ? "yes" : "no"));
174          }          }
175          else { // RAM only voice          else { // RAM only voice
176              MaxRAMPos = cachedsamples;              MaxRAMPos = cachedsamples;
# Line 174  namespace LinuxSampler { Line 186  namespace LinuxSampler {
186          }          }
187    
188          Pitch = CalculatePitchInfo(PitchBend);          Pitch = CalculatePitchInfo(PitchBend);
189            NotePitch = (pNote) ? pNote->Override.Pitch : 1.0f;
190    
191          // the length of the decay and release curves are dependent on the velocity          // the length of the decay and release curves are dependent on the velocity
192          const double velrelease = 1 / GetVelocityRelease(itNoteOnEvent->Param.Note.Velocity);          const double velrelease = 1 / GetVelocityRelease(itNoteOnEvent->Param.Note.Velocity);
193    
194          if (GetSignalUnitRack() == NULL) { // setup EG 1 (VCA EG)          if (pSignalUnitRack == NULL) { // setup EG 1 (VCA EG)
195              // get current value of EG1 controller              // get current value of EG1 controller
196              double eg1controllervalue = GetEG1ControllerValue(itNoteOnEvent->Param.Note.Velocity);              double eg1controllervalue = GetEG1ControllerValue(itNoteOnEvent->Param.Note.Velocity);
197    
# Line 187  namespace LinuxSampler { Line 200  namespace LinuxSampler {
200    
201              TriggerEG1(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, itNoteOnEvent->Param.Note.Velocity);              TriggerEG1(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, itNoteOnEvent->Param.Note.Velocity);
202          } else {          } else {
203              GetSignalUnitRack()->Trigger();              pSignalUnitRack->Trigger();
204          }          }
205    
206            const uint8_t pan = (pSignalUnitRack) ? pSignalUnitRack->GetEndpointUnit()->CalculatePan(MIDIPan) : MIDIPan;
207            NotePanLeft  = (pNote) ? AbstractEngine::PanCurveValueNorm(pNote->Override.Pan, 0 /*left*/ ) : 1.f;
208            NotePanRight = (pNote) ? AbstractEngine::PanCurveValueNorm(pNote->Override.Pan, 1 /*right*/) : 1.f;
209            PanLeftSmoother.trigger(
210                AbstractEngine::PanCurve[128 - pan] * NotePanLeft,
211                subfragmentRate
212            );
213            PanRightSmoother.trigger(
214                AbstractEngine::PanCurve[pan] * NotePanRight,
215                subfragmentRate
216            );
217    
218  #ifdef CONFIG_INTERPOLATE_VOLUME  #ifdef CONFIG_INTERPOLATE_VOLUME
219          // setup initial volume in synthesis parameters          // setup initial volume in synthesis parameters
220      #ifdef CONFIG_PROCESS_MUTED_CHANNELS      #ifdef CONFIG_PROCESS_MUTED_CHANNELS
# Line 201  namespace LinuxSampler { Line 226  namespace LinuxSampler {
226      #else      #else
227          {          {
228              float finalVolume;              float finalVolume;
229              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
230                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * pEG1->getLevel();                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * pEG1->getLevel();
231              } else {              } else {
232                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * GetSignalUnitRack()->GetEndpointUnit()->GetVolume();                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * pSignalUnitRack->GetEndpointUnit()->GetVolume();
233              }              }
234    
235              finalSynthesisParameters.fFinalVolumeLeft  = finalVolume * VolumeLeft  * pEngineChannel->GlobalPanLeft;              finalSynthesisParameters.fFinalVolumeLeft  = finalVolume * VolumeLeft  * PanLeftSmoother.render();
236              finalSynthesisParameters.fFinalVolumeRight = finalVolume * VolumeRight * pEngineChannel->GlobalPanRight;              finalSynthesisParameters.fFinalVolumeRight = finalVolume * VolumeRight * PanRightSmoother.render();
237          }          }
238      #endif      #endif
239  #endif  #endif
240    
241          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
242              // setup EG 2 (VCF Cutoff EG)              // setup EG 2 (VCF Cutoff EG)
243              {              {
244                  // get current value of EG2 controller                  // get current value of EG2 controller
# Line 231  namespace LinuxSampler { Line 256  namespace LinuxSampler {
256                  // if portamento mode is on, we dedicate EG3 purely for portamento, otherwise if portamento is off we do as told by the patch                  // if portamento mode is on, we dedicate EG3 purely for portamento, otherwise if portamento is off we do as told by the patch
257                  bool  bPortamento = pEngineChannel->PortamentoMode && pEngineChannel->PortamentoPos >= 0.0f;                  bool  bPortamento = pEngineChannel->PortamentoMode && pEngineChannel->PortamentoPos >= 0.0f;
258                  float eg3depth = (bPortamento)                  float eg3depth = (bPortamento)
259                               ? RTMath::CentsToFreqRatio((pEngineChannel->PortamentoPos - (float) MIDIKey) * 100)                               ? RTMath::CentsToFreqRatio((pEngineChannel->PortamentoPos - (float) MIDIKey()) * 100)
260                               : RTMath::CentsToFreqRatio(RgnInfo.EG3Depth);                               : RTMath::CentsToFreqRatio(RgnInfo.EG3Depth);
261                  float eg3time = (bPortamento)                  float eg3time = (bPortamento)
262                              ? pEngineChannel->PortamentoTime                              ? pEngineChannel->PortamentoTime
# Line 292  namespace LinuxSampler { Line 317  namespace LinuxSampler {
317              VCFCutoffCtrl.controller    = 0;              VCFCutoffCtrl.controller    = 0;
318              VCFResonanceCtrl.controller = 0;              VCFResonanceCtrl.controller = 0;
319          }          }
320            
321            const bool bEq =
322                pSignalUnitRack != NULL && pSignalUnitRack->HasEq() && pEq->HasSupport();
323    
324            if (bEq) {
325                pEq->GetInChannelLeft()->Clear();
326                pEq->GetInChannelRight()->Clear();
327                pEq->RenderAudio(GetEngine()->pAudioOutputDevice->MaxSamplesPerCycle());
328            }
329    
330          return 0; // success          return 0; // success
331      }      }
332        
333        void AbstractVoice::SetSampleStartOffset() {
334            finalSynthesisParameters.dPos = RgnInfo.SampleStartOffset; // offset where we should start playback of sample (0 - 2000 sample points)
335            Pos = RgnInfo.SampleStartOffset;
336        }
337    
338      /**      /**
339       *  Synthesizes the current audio fragment for this voice.       *  Synthesizes the current audio fragment for this voice.
# Line 305  namespace LinuxSampler { Line 344  namespace LinuxSampler {
344       *  @param Skip    - number of sample points to skip in output buffer       *  @param Skip    - number of sample points to skip in output buffer
345       */       */
346      void AbstractVoice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) {      void AbstractVoice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) {
347            bool delay = false; // Whether the voice playback should be delayed for this call
348            
349            if (pSignalUnitRack != NULL) {
350                uint delaySteps = pSignalUnitRack->GetEndpointUnit()->DelayTrigger();
351                if (delaySteps > 0) { // delay on the endpoint unit means delay of the voice playback
352                    if (delaySteps >= Samples) {
353                        pSignalUnitRack->GetEndpointUnit()->DecreaseDelay(Samples);
354                        delay = true;
355                    } else {
356                        pSignalUnitRack->GetEndpointUnit()->DecreaseDelay(delaySteps);
357                        Samples -= delaySteps;
358                        Skip += delaySteps;
359                    }
360                }
361            }
362            
363          AbstractEngineChannel* pChannel = pEngineChannel;          AbstractEngineChannel* pChannel = pEngineChannel;
364          MidiKeyBase* pMidiKeyInfo = GetMidiKeyInfo(MIDIKey);          MidiKeyBase* pMidiKeyInfo = GetMidiKeyInfo(MIDIKey());
365    
366          const bool bVoiceRequiresDedicatedRouting =          const bool bVoiceRequiresDedicatedRouting =
367              pEngineChannel->GetFxSendCount() > 0 &&              pEngineChannel->GetFxSendCount() > 0 &&
368              (pMidiKeyInfo->ReverbSend || pMidiKeyInfo->ChorusSend);              (pMidiKeyInfo->ReverbSend || pMidiKeyInfo->ChorusSend);
369            
370            const bool bEq =
371                pSignalUnitRack != NULL && pSignalUnitRack->HasEq() && pEq->HasSupport();
372    
373          if (bVoiceRequiresDedicatedRouting) {          if (bEq) {
374                pEq->GetInChannelLeft()->Clear();
375                pEq->GetInChannelRight()->Clear();
376                finalSynthesisParameters.pOutLeft  = &pEq->GetInChannelLeft()->Buffer()[Skip];
377                finalSynthesisParameters.pOutRight = &pEq->GetInChannelRight()->Buffer()[Skip];
378                pSignalUnitRack->UpdateEqSettings(pEq);
379            } else if (bVoiceRequiresDedicatedRouting) {
380              finalSynthesisParameters.pOutLeft  = &GetEngine()->pDedicatedVoiceChannelLeft->Buffer()[Skip];              finalSynthesisParameters.pOutLeft  = &GetEngine()->pDedicatedVoiceChannelLeft->Buffer()[Skip];
381              finalSynthesisParameters.pOutRight = &GetEngine()->pDedicatedVoiceChannelRight->Buffer()[Skip];              finalSynthesisParameters.pOutRight = &GetEngine()->pDedicatedVoiceChannelRight->Buffer()[Skip];
382          } else {          } else {
# Line 323  namespace LinuxSampler { Line 387  namespace LinuxSampler {
387    
388          RTList<Event>::Iterator itCCEvent = pChannel->pEvents->first();          RTList<Event>::Iterator itCCEvent = pChannel->pEvents->first();
389          RTList<Event>::Iterator itNoteEvent;          RTList<Event>::Iterator itNoteEvent;
390          GetFirstEventOnKey(MIDIKey, itNoteEvent);          GetFirstEventOnKey(HostKey(), itNoteEvent);
391    
392          RTList<Event>::Iterator itGroupEvent;          RTList<Event>::Iterator itGroupEvent;
393          if (pGroupEvents) itGroupEvent = pGroupEvents->first();          if (pGroupEvents && !Orphan) itGroupEvent = pGroupEvents->first();
394    
395          if (itTriggerEvent) { // skip events that happened before this voice was triggered          if (itTriggerEvent) { // skip events that happened before this voice was triggered
396              while (itCCEvent && itCCEvent->FragmentPos() <= Skip) ++itCCEvent;              while (itCCEvent && itCCEvent->FragmentPos() <= Skip) ++itCCEvent;
# Line 352  namespace LinuxSampler { Line 416  namespace LinuxSampler {
416                  // drivers that use Samples < MaxSamplesPerCycle).                  // drivers that use Samples < MaxSamplesPerCycle).
417                  // End the EG1 here, at pos 0, with a shorter max fade                  // End the EG1 here, at pos 0, with a shorter max fade
418                  // out time.                  // out time.
419                  if (GetSignalUnitRack() == NULL) {                  if (pSignalUnitRack == NULL) {
420                      pEG1->enterFadeOutStage(Samples / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                      pEG1->enterFadeOutStage(Samples / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
421                  } else {                  } else {
422                      // TODO:                      pSignalUnitRack->EnterFadeOutStage(Samples / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
423                  }                  }
424                  itKillEvent = Pool<Event>::Iterator();                  itKillEvent = Pool<Event>::Iterator();
425              } else {              } else {
# Line 371  namespace LinuxSampler { Line 435  namespace LinuxSampler {
435              fFinalCutoff    = VCFCutoffCtrl.fvalue;              fFinalCutoff    = VCFCutoffCtrl.fvalue;
436              fFinalResonance = VCFResonanceCtrl.fvalue;              fFinalResonance = VCFResonanceCtrl.fvalue;
437    
438              // process MIDI control change and pitchbend events for this subfragment              // process MIDI control change, aftertouch and pitchbend events for this subfragment
439              processCCEvents(itCCEvent, iSubFragmentEnd);              processCCEvents(itCCEvent, iSubFragmentEnd);
440                uint8_t pan = MIDIPan;
441                if (pSignalUnitRack != NULL) pan = pSignalUnitRack->GetEndpointUnit()->CalculatePan(MIDIPan);
442    
443                PanLeftSmoother.update(AbstractEngine::PanCurve[128 - pan] * NotePanLeft);
444                PanRightSmoother.update(AbstractEngine::PanCurve[pan]      * NotePanRight);
445    
446              finalSynthesisParameters.fFinalPitch = Pitch.PitchBase * Pitch.PitchBend;              finalSynthesisParameters.fFinalPitch = Pitch.PitchBase * Pitch.PitchBend * NotePitch;
447              float fFinalVolume = VolumeSmoother.render() * CrossfadeSmoother.render();  
448                float fFinalVolume = VolumeSmoother.render() * CrossfadeSmoother.render() * NoteVolumeSmoother.render();
449  #ifdef CONFIG_PROCESS_MUTED_CHANNELS  #ifdef CONFIG_PROCESS_MUTED_CHANNELS
450              if (pChannel->GetMute()) fFinalVolume = 0;              if (pChannel->GetMute()) fFinalVolume = 0;
451  #endif  #endif
# Line 383  namespace LinuxSampler { Line 453  namespace LinuxSampler {
453              // process transition events (note on, note off & sustain pedal)              // process transition events (note on, note off & sustain pedal)
454              processTransitionEvents(itNoteEvent, iSubFragmentEnd);              processTransitionEvents(itNoteEvent, iSubFragmentEnd);
455              processGroupEvents(itGroupEvent, iSubFragmentEnd);              processGroupEvents(itGroupEvent, iSubFragmentEnd);
456                
457              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
458                  // if the voice was killed in this subfragment, or if the                  // if the voice was killed in this subfragment, or if the
459                  // filter EG is finished, switch EG1 to fade out stage                  // filter EG is finished, switch EG1 to fade out stage
460                  if ((itKillEvent && killPos <= iSubFragmentEnd) ||                  if ((itKillEvent && killPos <= iSubFragmentEnd) ||
# Line 427  namespace LinuxSampler { Line 497  namespace LinuxSampler {
497    
498                  // process low frequency oscillators                  // process low frequency oscillators
499                  if (bLFO1Enabled) fFinalVolume *= (1.0f - pLFO1->render());                  if (bLFO1Enabled) fFinalVolume *= (1.0f - pLFO1->render());
500                  if (bLFO2Enabled) fFinalCutoff *= pLFO2->render();                  if (bLFO2Enabled) fFinalCutoff *= (1.0f - pLFO2->render());
501                  if (bLFO3Enabled) finalSynthesisParameters.fFinalPitch *= RTMath::CentsToFreqRatio(pLFO3->render());                  if (bLFO3Enabled) finalSynthesisParameters.fFinalPitch *= RTMath::CentsToFreqRatio(pLFO3->render());
502              } else {              } else {
503                  // if the voice was killed in this subfragment, or if the                  // if the voice was killed in this subfragment, enter fade out stage
504                  // filter EG is finished, switch EG1 to fade out stage                  if (itKillEvent && killPos <= iSubFragmentEnd) {
505                  /*if ((itKillEvent && killPos <= iSubFragmentEnd) ||                      pSignalUnitRack->EnterFadeOutStage();
506                      (SYNTHESIS_MODE_GET_FILTER(SynthesisMode) &&                      itKillEvent = Pool<Event>::Iterator();
507                      pEG2->getSegmentType() == EG::segment_end)) {                  }
508                    
509                    // if the filter EG is finished, switch EG1 to fade out stage
510                    /*if (SYNTHESIS_MODE_GET_FILTER(SynthesisMode) &&
511                        pEG2->getSegmentType() == EG::segment_end) {
512                      pEG1->enterFadeOutStage();                      pEG1->enterFadeOutStage();
513                      itKillEvent = Pool<Event>::Iterator();                      itKillEvent = Pool<Event>::Iterator();
514                  }*/                  }*/
515                  // TODO: ^^^                  // TODO: ^^^
516    
517                  fFinalVolume   *= GetSignalUnitRack()->GetEndpointUnit()->GetVolume();                  fFinalVolume   *= pSignalUnitRack->GetEndpointUnit()->GetVolume();
518                  fFinalCutoff    = GetSignalUnitRack()->GetEndpointUnit()->CalculateFilterCutoff(fFinalCutoff);                  fFinalCutoff    = pSignalUnitRack->GetEndpointUnit()->CalculateFilterCutoff(fFinalCutoff);
519                  fFinalResonance = GetSignalUnitRack()->GetEndpointUnit()->CalculateResonance(fFinalResonance);                  fFinalResonance = pSignalUnitRack->GetEndpointUnit()->CalculateResonance(fFinalResonance);
520                                    
521                  finalSynthesisParameters.fFinalPitch =                  finalSynthesisParameters.fFinalPitch =
522                      GetSignalUnitRack()->GetEndpointUnit()->CalculatePitch(finalSynthesisParameters.fFinalPitch);                      pSignalUnitRack->GetEndpointUnit()->CalculatePitch(finalSynthesisParameters.fFinalPitch);
523                                            
524              }              }
525                            
# Line 481  namespace LinuxSampler { Line 555  namespace LinuxSampler {
555                  fFinalVolume * VolumeRight * PanRightSmoother.render();                  fFinalVolume * VolumeRight * PanRightSmoother.render();
556  #endif  #endif
557              // render audio for one subfragment              // render audio for one subfragment
558              RunSynthesisFunction(SynthesisMode, &finalSynthesisParameters, &loop);              if (!delay) RunSynthesisFunction(SynthesisMode, &finalSynthesisParameters, &loop);
559    
560              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
561                  // stop the rendering if volume EG is finished                  // stop the rendering if volume EG is finished
562                  if (pEG1->getSegmentType() == EG::segment_end) break;                  if (pEG1->getSegmentType() == EG::segment_end) break;
563              } else {              } else {
564                  // stop the rendering if the endpoint unit is not active                  // stop the rendering if the endpoint unit is not active
565                  if (!GetSignalUnitRack()->GetEndpointUnit()->Active()) break;                  if (!pSignalUnitRack->GetEndpointUnit()->Active()) break;
566              }              }
567    
568              const double newPos = Pos + (iSubFragmentEnd - i) * finalSynthesisParameters.fFinalPitch;              const double newPos = Pos + (iSubFragmentEnd - i) * finalSynthesisParameters.fFinalPitch;
569    
570              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
571                  // increment envelopes' positions                  // increment envelopes' positions
572                  if (pEG1->active()) {                  if (pEG1->active()) {
573    
# Line 518  namespace LinuxSampler { Line 592  namespace LinuxSampler {
592                      }*/                      }*/
593                  // TODO: ^^^                  // TODO: ^^^
594                                    
595                  GetSignalUnitRack()->Increment();                  if (!delay) pSignalUnitRack->Increment();
596              }              }
597    
598              Pos = newPos;              Pos = newPos;
599              i = iSubFragmentEnd;              i = iSubFragmentEnd;
600          }          }
601            
602            if (delay) return;
603    
604          if (bVoiceRequiresDedicatedRouting) {          if (bVoiceRequiresDedicatedRouting) {
605                if (bEq) {
606                    pEq->RenderAudio(Samples);
607                    pEq->GetOutChannelLeft()->CopyTo(GetEngine()->pDedicatedVoiceChannelLeft, Samples);
608                    pEq->GetOutChannelRight()->CopyTo(GetEngine()->pDedicatedVoiceChannelRight, Samples);
609                }
610              optional<float> effectSendLevels[2] = {              optional<float> effectSendLevels[2] = {
611                  pMidiKeyInfo->ReverbSend,                  pMidiKeyInfo->ReverbSend,
612                  pMidiKeyInfo->ChorusSend                  pMidiKeyInfo->ChorusSend
613              };              };
614              GetEngine()->RouteDedicatedVoiceChannels(pEngineChannel, effectSendLevels, Samples);              GetEngine()->RouteDedicatedVoiceChannels(pEngineChannel, effectSendLevels, Samples);
615            } else if (bEq) {
616                pEq->RenderAudio(Samples);
617                pEq->GetOutChannelLeft()->MixTo(pChannel->pChannelLeft, Samples);
618                pEq->GetOutChannelRight()->MixTo(pChannel->pChannelRight, Samples);
619          }          }
620      }      }
621    
622      /**      /**
623       * Process given list of MIDI control change and pitch bend events for       * Process given list of MIDI control change, aftertouch and pitch bend
624       * the given time.       * events for the given time.
625       *       *
626       * @param itEvent - iterator pointing to the next event to be processed       * @param itEvent - iterator pointing to the next event to be processed
627       * @param End     - youngest time stamp where processing should be stopped       * @param End     - youngest time stamp where processing should be stopped
# Line 550  namespace LinuxSampler { Line 635  namespace LinuxSampler {
635                  if (itEvent->Param.CC.Controller == VCFResonanceCtrl.controller) {                  if (itEvent->Param.CC.Controller == VCFResonanceCtrl.controller) {
636                      processResonanceEvent(itEvent);                      processResonanceEvent(itEvent);
637                  }                  }
638                  if (GetSignalUnitRack() == NULL) {                  if (pSignalUnitRack == NULL) {
639                      if (itEvent->Param.CC.Controller == pLFO1->ExtController) {                      if (itEvent->Param.CC.Controller == pLFO1->ExtController) {
640                          pLFO1->update(itEvent->Param.CC.Value);                          pLFO1->update(itEvent->Param.CC.Value);
641                      }                      }
# Line 564  namespace LinuxSampler { Line 649  namespace LinuxSampler {
649                  if (itEvent->Param.CC.Controller == 7) { // volume                  if (itEvent->Param.CC.Controller == 7) { // volume
650                      VolumeSmoother.update(AbstractEngine::VolumeCurve[itEvent->Param.CC.Value]);                      VolumeSmoother.update(AbstractEngine::VolumeCurve[itEvent->Param.CC.Value]);
651                  } else if (itEvent->Param.CC.Controller == 10) { // panpot                  } else if (itEvent->Param.CC.Controller == 10) { // panpot
652                      PanLeftSmoother.update(AbstractEngine::PanCurve[128 - itEvent->Param.CC.Value]);                      MIDIPan = CalculatePan(itEvent->Param.CC.Value);
                     PanRightSmoother.update(AbstractEngine::PanCurve[itEvent->Param.CC.Value]);  
653                  }                  }
654              } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event              } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event
655                  processPitchEvent(itEvent);                  processPitchEvent(itEvent);
656                } else if (itEvent->Type == Event::type_channel_pressure) {
657                    ProcessChannelPressureEvent(itEvent);
658                } else if (itEvent->Type == Event::type_note_pressure) {
659                    ProcessPolyphonicKeyPressureEvent(itEvent);
660              }              }
661    
662              ProcessCCEvent(itEvent);              ProcessCCEvent(itEvent);
663              if (GetSignalUnitRack() != NULL) {              if (pSignalUnitRack != NULL) {
664                  GetSignalUnitRack()->ProcessCCEvent(itEvent);                  pSignalUnitRack->ProcessCCEvent(itEvent);
665              }              }
666          }          }
667      }      }
# Line 593  namespace LinuxSampler { Line 681  namespace LinuxSampler {
681      }      }
682    
683      /**      /**
684       * Process given list of MIDI note on, note off and sustain pedal events       * Process given list of MIDI note on, note off, sustain pedal events and
685       * for the given time.       * note synthesis parameter events for the given time.
686       *       *
687       * @param itEvent - iterator pointing to the next event to be processed       * @param itEvent - iterator pointing to the next event to be processed
688       * @param End     - youngest time stamp where processing should be stopped       * @param End     - youngest time stamp where processing should be stopped
# Line 606  namespace LinuxSampler { Line 694  namespace LinuxSampler {
694                  if (itEvent->Type == Event::type_release) {                  if (itEvent->Type == Event::type_release) {
695                      EnterReleaseStage();                      EnterReleaseStage();
696                  } else if (itEvent->Type == Event::type_cancel_release) {                  } else if (itEvent->Type == Event::type_cancel_release) {
697                      if (GetSignalUnitRack() == NULL) {                      if (pSignalUnitRack == NULL) {
698                          pEG1->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                          pEG1->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
699                          pEG2->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                          pEG2->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
700                      } else {                      } else {
701                          GetSignalUnitRack()->CancelRelease();                          pSignalUnitRack->CancelRelease();
702                      }                      }
703                  }                  }
704              }              }
705                // process synthesis parameter events (caused by built-in realt-time instrument script functions)
706                if (itEvent->Type == Event::type_note_synth_param && pNote &&
707                    pEngineChannel->pEngine->NoteByID( itEvent->Param.NoteSynthParam.NoteID ) == pNote)
708                {
709                    switch (itEvent->Param.NoteSynthParam.Type) {
710                        case Event::synth_param_volume:
711                            NoteVolumeSmoother.update(itEvent->Param.NoteSynthParam.AbsValue);
712                            break;
713                        case Event::synth_param_pitch:
714                            NotePitch = itEvent->Param.NoteSynthParam.AbsValue;
715                            break;
716                        case Event::synth_param_pan:
717                            NotePanLeft  = AbstractEngine::PanCurveValueNorm(itEvent->Param.NoteSynthParam.AbsValue, 0 /*left*/);
718                            NotePanRight = AbstractEngine::PanCurveValueNorm(itEvent->Param.NoteSynthParam.AbsValue, 1 /*right*/);
719                            break;
720                    }
721                }
722          }          }
723      }      }
724    
# Line 638  namespace LinuxSampler { Line 743  namespace LinuxSampler {
743       * @param itNoteOffEvent - event which causes this voice to die soon       * @param itNoteOffEvent - event which causes this voice to die soon
744       */       */
745      void AbstractVoice::UpdatePortamentoPos(Pool<Event>::Iterator& itNoteOffEvent) {      void AbstractVoice::UpdatePortamentoPos(Pool<Event>::Iterator& itNoteOffEvent) {
746          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
747              const float fFinalEG3Level = EG3.level(itNoteOffEvent->FragmentPos());              const float fFinalEG3Level = EG3.level(itNoteOffEvent->FragmentPos());
748              pEngineChannel->PortamentoPos = (float) MIDIKey + RTMath::FreqRatioToCents(fFinalEG3Level) * 0.01f;              pEngineChannel->PortamentoPos = (float) MIDIKey() + RTMath::FreqRatioToCents(fFinalEG3Level) * 0.01f;
749          } else {          } else {
750              // TODO:              // TODO:
751          }          }
# Line 667  namespace LinuxSampler { Line 772  namespace LinuxSampler {
772    
773      Voice::PitchInfo AbstractVoice::CalculatePitchInfo(int PitchBend) {      Voice::PitchInfo AbstractVoice::CalculatePitchInfo(int PitchBend) {
774          PitchInfo pitch;          PitchInfo pitch;
775          double pitchbasecents = InstrInfo.FineTune + RgnInfo.FineTune + GetEngine()->ScaleTuning[MIDIKey % 12];          double pitchbasecents = InstrInfo.FineTune + RgnInfo.FineTune + GetEngine()->ScaleTuning[MIDIKey() % 12];
776    
777          // GSt behaviour: maximum transpose up is 40 semitones. If          // GSt behaviour: maximum transpose up is 40 semitones. If
778          // MIDI key is more than 40 semitones above unity note,          // MIDI key is more than 40 semitones above unity note,
779          // the transpose is not done.          // the transpose is not done.
780          if (!SmplInfo.Unpitched && (MIDIKey - (int) RgnInfo.UnityNote) < 40) pitchbasecents += (MIDIKey - (int) RgnInfo.UnityNote) * 100;          if (!SmplInfo.Unpitched && (MIDIKey() - (int) RgnInfo.UnityNote) < 40) pitchbasecents += (MIDIKey() - (int) RgnInfo.UnityNote) * 100;
781    
782          pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));          pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));
783          pitch.PitchBendRange = 1.0 / 8192.0 * 100.0 * InstrInfo.PitchbendRange;          pitch.PitchBendRange = 1.0 / 8192.0 * 100.0 * InstrInfo.PitchbendRange;
# Line 680  namespace LinuxSampler { Line 785  namespace LinuxSampler {
785    
786          return pitch;          return pitch;
787      }      }
788        
789        void AbstractVoice::onScaleTuningChanged() {
790            PitchInfo pitch = this->Pitch;
791            double pitchbasecents = InstrInfo.FineTune + RgnInfo.FineTune + GetEngine()->ScaleTuning[MIDIKey() % 12];
792            
793            // GSt behaviour: maximum transpose up is 40 semitones. If
794            // MIDI key is more than 40 semitones above unity note,
795            // the transpose is not done.
796            if (!SmplInfo.Unpitched && (MIDIKey() - (int) RgnInfo.UnityNote) < 40) pitchbasecents += (MIDIKey() - (int) RgnInfo.UnityNote) * 100;
797            
798            pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));
799            this->Pitch = pitch;
800        }
801    
802      double AbstractVoice::CalculateVolume(double velocityAttenuation) {      double AbstractVoice::CalculateVolume(double velocityAttenuation) {
803          // For 16 bit samples, we downscale by 32768 to convert from          // For 16 bit samples, we downscale by 32768 to convert from
# Line 692  namespace LinuxSampler { Line 810  namespace LinuxSampler {
810          // the volume of release triggered samples depends on note length          // the volume of release triggered samples depends on note length
811          if (Type & Voice::type_release_trigger) {          if (Type & Voice::type_release_trigger) {
812              float noteLength = float(GetEngine()->FrameTime + Delay -              float noteLength = float(GetEngine()->FrameTime + Delay -
813                  GetNoteOnTime(MIDIKey) ) / GetEngine()->SampleRate;                  GetNoteOnTime(MIDIKey()) ) / GetEngine()->SampleRate;
814    
815              volume *= GetReleaseTriggerAttenuation(noteLength);              volume *= GetReleaseTriggerAttenuation(noteLength);
816          }          }
# Line 705  namespace LinuxSampler { Line 823  namespace LinuxSampler {
823      }      }
824    
825      void AbstractVoice::EnterReleaseStage() {      void AbstractVoice::EnterReleaseStage() {
826          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
827              pEG1->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);              pEG1->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
828              pEG2->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);              pEG2->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
829          } else {          } else {
830              GetSignalUnitRack()->EnterReleaseStage();              pSignalUnitRack->EnterReleaseStage();
831          }          }
832      }      }
833    
834      bool AbstractVoice::EG1Finished() {      bool AbstractVoice::EG1Finished() {
835          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
836              return pEG1->getSegmentType() == EG::segment_end;              return pEG1->getSegmentType() == EG::segment_end;
837          } else {          } else {
838              return !GetSignalUnitRack()->GetEndpointUnit()->Active();              return !pSignalUnitRack->GetEndpointUnit()->Active();
839          }          }
840      }      }
841    
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