/[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 2216 by iliev, Mon Jul 25 17:21:16 2011 UTC revision 3188 by schoenebeck, Fri May 19 14:23:12 2017 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) 2009-2012 Christian Schoenebeck and Grigor Iliev        *
8     *   Copyright (C) 2013-2016 Christian Schoenebeck and Andreas Persson     *
9   *                                                                         *   *                                                                         *
10   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
11   *   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 27 
27    
28  namespace LinuxSampler {  namespace LinuxSampler {
29    
30      AbstractVoice::AbstractVoice() {      AbstractVoice::AbstractVoice(SignalUnitRack* pRack): pSignalUnitRack(pRack) {
31          pEngineChannel = NULL;          pEngineChannel = NULL;
32          pLFO1 = new LFOUnsigned(1.0f);  // amplitude LFO (0..1 range)          pLFO1 = new LFOUnsigned(1.0f);  // amplitude LFO (0..1 range)
33          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 44  namespace LinuxSampler {
44    
45          finalSynthesisParameters.filterLeft.Reset();          finalSynthesisParameters.filterLeft.Reset();
46          finalSynthesisParameters.filterRight.Reset();          finalSynthesisParameters.filterRight.Reset();
47            
48            pEq          = NULL;
49            bEqSupport   = false;
50      }      }
51    
52      AbstractVoice::~AbstractVoice() {      AbstractVoice::~AbstractVoice() {
53          if (pLFO1) delete pLFO1;          if (pLFO1) delete pLFO1;
54          if (pLFO2) delete pLFO2;          if (pLFO2) delete pLFO2;
55          if (pLFO3) delete pLFO3;          if (pLFO3) delete pLFO3;
56            
57            if(pEq != NULL) delete pEq;
58        }
59                
60        void AbstractVoice::CreateEq() {
61            if(!bEqSupport) return;
62            if(pEq != NULL) delete pEq;
63            pEq = new EqSupport;
64            pEq->InitEffect(GetEngine()->pAudioOutputDevice);
65      }      }
66    
67      /**      /**
# Line 98  namespace LinuxSampler { Line 111  namespace LinuxSampler {
111          #endif // CONFIG_DEVMODE          #endif // CONFIG_DEVMODE
112    
113          Type            = VoiceType;          Type            = VoiceType;
114          MIDIKey         = itNoteOnEvent->Param.Note.Key;          pNote           = pEngineChannel->pEngine->NoteByID( itNoteOnEvent->Param.Note.ID );
115          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
116          Delay           = itNoteOnEvent->FragmentPos();          Delay           = itNoteOnEvent->FragmentPos();
117          itTriggerEvent  = itNoteOnEvent;          itTriggerEvent  = itNoteOnEvent;
118          itKillEvent     = Pool<Event>::Iterator();          itKillEvent     = Pool<Event>::Iterator();
119          MidiKeyBase* pKeyInfo = GetMidiKeyInfo(MIDIKey);          MidiKeyBase* pKeyInfo = GetMidiKeyInfo(MIDIKey());
120    
121          pGroupEvents = iKeyGroup ? pEngineChannel->ActiveKeyGroups[iKeyGroup] : 0;          pGroupEvents = iKeyGroup ? pEngineChannel->ActiveKeyGroups[iKeyGroup] : 0;
122    
# Line 111  namespace LinuxSampler { Line 124  namespace LinuxSampler {
124          RgnInfo    = GetRegionInfo();          RgnInfo    = GetRegionInfo();
125          InstrInfo  = GetInstrumentInfo();          InstrInfo  = GetInstrumentInfo();
126                    
127            MIDIPan    = CalculatePan(pEngineChannel->iLastPanRequest);
128    
129          AboutToTrigger();          AboutToTrigger();
130    
131          // calculate volume          // calculate volume
# Line 126  namespace LinuxSampler { Line 141  namespace LinuxSampler {
141          // get starting crossfade volume level          // get starting crossfade volume level
142          float crossfadeVolume = CalculateCrossfadeVolume(itNoteOnEvent->Param.Note.Velocity);          float crossfadeVolume = CalculateCrossfadeVolume(itNoteOnEvent->Param.Note.Velocity);
143    
144          VolumeLeft  = volume * pKeyInfo->PanLeft  * AbstractEngine::PanCurve[64 - RgnInfo.Pan];          VolumeLeft  = volume * pKeyInfo->PanLeft;
145          VolumeRight = volume * pKeyInfo->PanRight * AbstractEngine::PanCurve[64 + RgnInfo.Pan];          VolumeRight = volume * pKeyInfo->PanRight;
146    
147          float subfragmentRate = GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE;          // this rate is used for rather mellow volume fades
148            const float subfragmentRate = GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE;
149            // this rate is used for very fast volume fades
150            const float quickRampRate = RTMath::Min(subfragmentRate, GetEngine()->SampleRate * 0.001f /* approx. 13ms */);
151          CrossfadeSmoother.trigger(crossfadeVolume, subfragmentRate);          CrossfadeSmoother.trigger(crossfadeVolume, subfragmentRate);
152    
153          VolumeSmoother.trigger(pEngineChannel->MidiVolume, subfragmentRate);          VolumeSmoother.trigger(pEngineChannel->MidiVolume, subfragmentRate);
154          PanLeftSmoother.trigger(pEngineChannel->GlobalPanLeft, subfragmentRate);          NoteVolume.setCurrentValue(pNote ? pNote->Override.Volume : 1.f);
155          PanRightSmoother.trigger(pEngineChannel->GlobalPanRight, subfragmentRate);          NoteVolume.setDefaultDuration(pNote ? pNote->Override.VolumeTime : DEFAULT_NOTE_VOLUME_TIME_S);
156    
157          // 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
158          long cachedsamples = GetSampleCacheSize() / SmplInfo.FrameSize;          long cachedsamples = GetSampleCacheSize() / SmplInfo.FrameSize;
# Line 157  namespace LinuxSampler { Line 176  namespace LinuxSampler {
176              RAMLoop = (SmplInfo.HasLoops && (SmplInfo.LoopStart + SmplInfo.LoopLength) <= MaxRAMPos);              RAMLoop = (SmplInfo.HasLoops && (SmplInfo.LoopStart + SmplInfo.LoopLength) <= MaxRAMPos);
177    
178              if (OrderNewStream()) return -1;              if (OrderNewStream()) return -1;
179              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"));
180          }          }
181          else { // RAM only voice          else { // RAM only voice
182              MaxRAMPos = cachedsamples;              MaxRAMPos = cachedsamples;
# Line 173  namespace LinuxSampler { Line 192  namespace LinuxSampler {
192          }          }
193    
194          Pitch = CalculatePitchInfo(PitchBend);          Pitch = CalculatePitchInfo(PitchBend);
195            NotePitch.setCurrentValue(pNote ? pNote->Override.Pitch : 1.0f);
196            NotePitch.setDefaultDuration(pNote ? pNote->Override.PitchTime : DEFAULT_NOTE_PITCH_TIME_S);
197            NoteCutoff = (pNote) ? pNote->Override.Cutoff : 1.0f;
198            NoteResonance = (pNote) ? pNote->Override.Resonance : 1.0f;
199    
200          // 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
201          const double velrelease = 1 / GetVelocityRelease(itNoteOnEvent->Param.Note.Velocity);          const double velrelease = 1 / GetVelocityRelease(itNoteOnEvent->Param.Note.Velocity);
202    
203          if (GetSignalUnitRack() == NULL) { // setup EG 1 (VCA EG)          if (pSignalUnitRack == NULL) { // setup EG 1 (VCA EG)
204              // get current value of EG1 controller              // get current value of EG1 controller
205              double eg1controllervalue = GetEG1ControllerValue(itNoteOnEvent->Param.Note.Velocity);              double eg1controllervalue = GetEG1ControllerValue(itNoteOnEvent->Param.Note.Velocity);
206    
207              // calculate influence of EG1 controller on EG1's parameters              // calculate influence of EG1 controller on EG1's parameters
208              EGInfo egInfo = CalculateEG1ControllerInfluence(eg1controllervalue);              EGInfo egInfo = CalculateEG1ControllerInfluence(eg1controllervalue);
209    
210                if (pNote) {
211                    egInfo.Attack  *= pNote->Override.Attack;
212                    egInfo.Decay   *= pNote->Override.Decay;
213                    egInfo.Release *= pNote->Override.Release;
214                }
215    
216              TriggerEG1(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, itNoteOnEvent->Param.Note.Velocity);              TriggerEG1(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, itNoteOnEvent->Param.Note.Velocity);
217          } else {          } else {
218              GetSignalUnitRack()->Trigger();              pSignalUnitRack->Trigger();
219          }          }
220    
221            const uint8_t pan = (pSignalUnitRack) ? pSignalUnitRack->GetEndpointUnit()->CalculatePan(MIDIPan) : MIDIPan;
222            NotePanLeft  = (pNote) ? AbstractEngine::PanCurveValueNorm(pNote->Override.Pan, 0 /*left*/ ) : 1.f;
223            NotePanRight = (pNote) ? AbstractEngine::PanCurveValueNorm(pNote->Override.Pan, 1 /*right*/) : 1.f;
224            PanLeftSmoother.trigger(
225                AbstractEngine::PanCurve[128 - pan] * NotePanLeft,
226                quickRampRate //NOTE: maybe we should have 2 separate pan smoothers, one for MIDI CC10 (with slow rate) and one for instrument script change_pan() calls (with fast rate)
227            );
228            PanRightSmoother.trigger(
229                AbstractEngine::PanCurve[pan] * NotePanRight,
230                quickRampRate //NOTE: maybe we should have 2 separate pan smoothers, one for MIDI CC10 (with slow rate) and one for instrument script change_pan() calls (with fast rate)
231            );
232    
233  #ifdef CONFIG_INTERPOLATE_VOLUME  #ifdef CONFIG_INTERPOLATE_VOLUME
234          // setup initial volume in synthesis parameters          // setup initial volume in synthesis parameters
235      #ifdef CONFIG_PROCESS_MUTED_CHANNELS      #ifdef CONFIG_PROCESS_MUTED_CHANNELS
# Line 200  namespace LinuxSampler { Line 241  namespace LinuxSampler {
241      #else      #else
242          {          {
243              float finalVolume;              float finalVolume;
244              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
245                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * pEG1->getLevel();                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * pEG1->getLevel();
246              } else {              } else {
247                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * GetSignalUnitRack()->GetEndpointUnit()->GetVolume();                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * pSignalUnitRack->GetEndpointUnit()->GetVolume();
248              }              }
249    
250              finalSynthesisParameters.fFinalVolumeLeft  = finalVolume * VolumeLeft  * pEngineChannel->GlobalPanLeft;              finalSynthesisParameters.fFinalVolumeLeft  = finalVolume * VolumeLeft  * PanLeftSmoother.render();
251              finalSynthesisParameters.fFinalVolumeRight = finalVolume * VolumeRight * pEngineChannel->GlobalPanRight;              finalSynthesisParameters.fFinalVolumeRight = finalVolume * VolumeRight * PanRightSmoother.render();
252          }          }
253      #endif      #endif
254  #endif  #endif
255    
256          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
257              // setup EG 2 (VCF Cutoff EG)              // setup EG 2 (VCF Cutoff EG)
258              {              {
259                  // get current value of EG2 controller                  // get current value of EG2 controller
# Line 230  namespace LinuxSampler { Line 271  namespace LinuxSampler {
271                  // 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
272                  bool  bPortamento = pEngineChannel->PortamentoMode && pEngineChannel->PortamentoPos >= 0.0f;                  bool  bPortamento = pEngineChannel->PortamentoMode && pEngineChannel->PortamentoPos >= 0.0f;
273                  float eg3depth = (bPortamento)                  float eg3depth = (bPortamento)
274                               ? RTMath::CentsToFreqRatio((pEngineChannel->PortamentoPos - (float) MIDIKey) * 100)                               ? RTMath::CentsToFreqRatio((pEngineChannel->PortamentoPos - (float) MIDIKey()) * 100)
275                               : RTMath::CentsToFreqRatio(RgnInfo.EG3Depth);                               : RTMath::CentsToFreqRatio(RgnInfo.EG3Depth);
276                  float eg3time = (bPortamento)                  float eg3time = (bPortamento)
277                              ? pEngineChannel->PortamentoTime                              ? pEngineChannel->PortamentoTime
# Line 291  namespace LinuxSampler { Line 332  namespace LinuxSampler {
332              VCFCutoffCtrl.controller    = 0;              VCFCutoffCtrl.controller    = 0;
333              VCFResonanceCtrl.controller = 0;              VCFResonanceCtrl.controller = 0;
334          }          }
335            
336            const bool bEq =
337                pSignalUnitRack != NULL && pSignalUnitRack->HasEq() && pEq->HasSupport();
338    
339            if (bEq) {
340                pEq->GetInChannelLeft()->Clear();
341                pEq->GetInChannelRight()->Clear();
342                pEq->RenderAudio(GetEngine()->pAudioOutputDevice->MaxSamplesPerCycle());
343            }
344    
345          return 0; // success          return 0; // success
346      }      }
# Line 309  namespace LinuxSampler { Line 359  namespace LinuxSampler {
359       *  @param Skip    - number of sample points to skip in output buffer       *  @param Skip    - number of sample points to skip in output buffer
360       */       */
361      void AbstractVoice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) {      void AbstractVoice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) {
362            bool delay = false; // Whether the voice playback should be delayed for this call
363            
364            if (pSignalUnitRack != NULL) {
365                uint delaySteps = pSignalUnitRack->GetEndpointUnit()->DelayTrigger();
366                if (delaySteps > 0) { // delay on the endpoint unit means delay of the voice playback
367                    if (delaySteps >= Samples) {
368                        pSignalUnitRack->GetEndpointUnit()->DecreaseDelay(Samples);
369                        delay = true;
370                    } else {
371                        pSignalUnitRack->GetEndpointUnit()->DecreaseDelay(delaySteps);
372                        Samples -= delaySteps;
373                        Skip += delaySteps;
374                    }
375                }
376            }
377            
378          AbstractEngineChannel* pChannel = pEngineChannel;          AbstractEngineChannel* pChannel = pEngineChannel;
379          MidiKeyBase* pMidiKeyInfo = GetMidiKeyInfo(MIDIKey);          MidiKeyBase* pMidiKeyInfo = GetMidiKeyInfo(MIDIKey());
380    
381          const bool bVoiceRequiresDedicatedRouting =          const bool bVoiceRequiresDedicatedRouting =
382              pEngineChannel->GetFxSendCount() > 0 &&              pEngineChannel->GetFxSendCount() > 0 &&
383              (pMidiKeyInfo->ReverbSend || pMidiKeyInfo->ChorusSend);              (pMidiKeyInfo->ReverbSend || pMidiKeyInfo->ChorusSend);
384            
385            const bool bEq =
386                pSignalUnitRack != NULL && pSignalUnitRack->HasEq() && pEq->HasSupport();
387    
388          if (bVoiceRequiresDedicatedRouting) {          if (bEq) {
389                pEq->GetInChannelLeft()->Clear();
390                pEq->GetInChannelRight()->Clear();
391                finalSynthesisParameters.pOutLeft  = &pEq->GetInChannelLeft()->Buffer()[Skip];
392                finalSynthesisParameters.pOutRight = &pEq->GetInChannelRight()->Buffer()[Skip];
393                pSignalUnitRack->UpdateEqSettings(pEq);
394            } else if (bVoiceRequiresDedicatedRouting) {
395              finalSynthesisParameters.pOutLeft  = &GetEngine()->pDedicatedVoiceChannelLeft->Buffer()[Skip];              finalSynthesisParameters.pOutLeft  = &GetEngine()->pDedicatedVoiceChannelLeft->Buffer()[Skip];
396              finalSynthesisParameters.pOutRight = &GetEngine()->pDedicatedVoiceChannelRight->Buffer()[Skip];              finalSynthesisParameters.pOutRight = &GetEngine()->pDedicatedVoiceChannelRight->Buffer()[Skip];
397          } else {          } else {
# Line 327  namespace LinuxSampler { Line 402  namespace LinuxSampler {
402    
403          RTList<Event>::Iterator itCCEvent = pChannel->pEvents->first();          RTList<Event>::Iterator itCCEvent = pChannel->pEvents->first();
404          RTList<Event>::Iterator itNoteEvent;          RTList<Event>::Iterator itNoteEvent;
405          GetFirstEventOnKey(MIDIKey, itNoteEvent);          GetFirstEventOnKey(HostKey(), itNoteEvent);
406    
407          RTList<Event>::Iterator itGroupEvent;          RTList<Event>::Iterator itGroupEvent;
408          if (pGroupEvents) itGroupEvent = pGroupEvents->first();          if (pGroupEvents && !Orphan) itGroupEvent = pGroupEvents->first();
409    
410          if (itTriggerEvent) { // skip events that happened before this voice was triggered          if (itTriggerEvent) { // skip events that happened before this voice was triggered
411              while (itCCEvent && itCCEvent->FragmentPos() <= Skip) ++itCCEvent;              while (itCCEvent && itCCEvent->FragmentPos() <= Skip) ++itCCEvent;
# Line 347  namespace LinuxSampler { Line 422  namespace LinuxSampler {
422              }              }
423          }          }
424    
425          uint killPos;          uint killPos = 0;
426          if (itKillEvent) {          if (itKillEvent) {
427              int maxFadeOutPos = Samples - GetEngine()->GetMinFadeOutSamples();              int maxFadeOutPos = Samples - GetEngine()->GetMinFadeOutSamples();
428              if (maxFadeOutPos < 0) {              if (maxFadeOutPos < 0) {
# Line 356  namespace LinuxSampler { Line 431  namespace LinuxSampler {
431                  // drivers that use Samples < MaxSamplesPerCycle).                  // drivers that use Samples < MaxSamplesPerCycle).
432                  // End the EG1 here, at pos 0, with a shorter max fade                  // End the EG1 here, at pos 0, with a shorter max fade
433                  // out time.                  // out time.
434                  if (GetSignalUnitRack() == NULL) {                  if (pSignalUnitRack == NULL) {
435                      pEG1->enterFadeOutStage(Samples / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                      pEG1->enterFadeOutStage(Samples / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
436                  } else {                  } else {
437                      // TODO:                      pSignalUnitRack->EnterFadeOutStage(Samples / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
438                  }                  }
439                  itKillEvent = Pool<Event>::Iterator();                  itKillEvent = Pool<Event>::Iterator();
440              } else {              } else {
# Line 375  namespace LinuxSampler { Line 450  namespace LinuxSampler {
450              fFinalCutoff    = VCFCutoffCtrl.fvalue;              fFinalCutoff    = VCFCutoffCtrl.fvalue;
451              fFinalResonance = VCFResonanceCtrl.fvalue;              fFinalResonance = VCFResonanceCtrl.fvalue;
452    
453              // process MIDI control change and pitchbend events for this subfragment              // process MIDI control change, aftertouch and pitchbend events for this subfragment
454              processCCEvents(itCCEvent, iSubFragmentEnd);              processCCEvents(itCCEvent, iSubFragmentEnd);
455                uint8_t pan = MIDIPan;
456                if (pSignalUnitRack != NULL) pan = pSignalUnitRack->GetEndpointUnit()->CalculatePan(MIDIPan);
457    
458                PanLeftSmoother.update(AbstractEngine::PanCurve[128 - pan] * NotePanLeft);
459                PanRightSmoother.update(AbstractEngine::PanCurve[pan]      * NotePanRight);
460    
461              finalSynthesisParameters.fFinalPitch = Pitch.PitchBase * Pitch.PitchBend;              finalSynthesisParameters.fFinalPitch = Pitch.PitchBase * Pitch.PitchBend * NotePitch.render();
462              float fFinalVolume = VolumeSmoother.render() * CrossfadeSmoother.render();  
463                float fFinalVolume = VolumeSmoother.render() * CrossfadeSmoother.render() * NoteVolume.render();
464  #ifdef CONFIG_PROCESS_MUTED_CHANNELS  #ifdef CONFIG_PROCESS_MUTED_CHANNELS
465              if (pChannel->GetMute()) fFinalVolume = 0;              if (pChannel->GetMute()) fFinalVolume = 0;
466  #endif  #endif
# Line 387  namespace LinuxSampler { Line 468  namespace LinuxSampler {
468              // process transition events (note on, note off & sustain pedal)              // process transition events (note on, note off & sustain pedal)
469              processTransitionEvents(itNoteEvent, iSubFragmentEnd);              processTransitionEvents(itNoteEvent, iSubFragmentEnd);
470              processGroupEvents(itGroupEvent, iSubFragmentEnd);              processGroupEvents(itGroupEvent, iSubFragmentEnd);
471                
472              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
473                  // if the voice was killed in this subfragment, or if the                  // if the voice was killed in this subfragment, or if the
474                  // filter EG is finished, switch EG1 to fade out stage                  // filter EG is finished, switch EG1 to fade out stage
475                  if ((itKillEvent && killPos <= iSubFragmentEnd) ||                  if ((itKillEvent && killPos <= iSubFragmentEnd) ||
# Line 431  namespace LinuxSampler { Line 512  namespace LinuxSampler {
512    
513                  // process low frequency oscillators                  // process low frequency oscillators
514                  if (bLFO1Enabled) fFinalVolume *= (1.0f - pLFO1->render());                  if (bLFO1Enabled) fFinalVolume *= (1.0f - pLFO1->render());
515                  if (bLFO2Enabled) fFinalCutoff *= pLFO2->render();                  if (bLFO2Enabled) fFinalCutoff *= (1.0f - pLFO2->render());
516                  if (bLFO3Enabled) finalSynthesisParameters.fFinalPitch *= RTMath::CentsToFreqRatio(pLFO3->render());                  if (bLFO3Enabled) finalSynthesisParameters.fFinalPitch *= RTMath::CentsToFreqRatio(pLFO3->render());
517              } else {              } else {
518                  // if the voice was killed in this subfragment, or if the                  // if the voice was killed in this subfragment, enter fade out stage
519                  // filter EG is finished, switch EG1 to fade out stage                  if (itKillEvent && killPos <= iSubFragmentEnd) {
520                  /*if ((itKillEvent && killPos <= iSubFragmentEnd) ||                      pSignalUnitRack->EnterFadeOutStage();
521                      (SYNTHESIS_MODE_GET_FILTER(SynthesisMode) &&                      itKillEvent = Pool<Event>::Iterator();
522                      pEG2->getSegmentType() == EG::segment_end)) {                  }
523                    
524                    // if the filter EG is finished, switch EG1 to fade out stage
525                    /*if (SYNTHESIS_MODE_GET_FILTER(SynthesisMode) &&
526                        pEG2->getSegmentType() == EG::segment_end) {
527                      pEG1->enterFadeOutStage();                      pEG1->enterFadeOutStage();
528                      itKillEvent = Pool<Event>::Iterator();                      itKillEvent = Pool<Event>::Iterator();
529                  }*/                  }*/
530                  // TODO: ^^^                  // TODO: ^^^
531    
532                  fFinalVolume   *= GetSignalUnitRack()->GetEndpointUnit()->GetVolume();                  fFinalVolume   *= pSignalUnitRack->GetEndpointUnit()->GetVolume();
533                  fFinalCutoff    = GetSignalUnitRack()->GetEndpointUnit()->CalculateFilterCutoff(fFinalCutoff);                  fFinalCutoff    = pSignalUnitRack->GetEndpointUnit()->CalculateFilterCutoff(fFinalCutoff);
534                  fFinalResonance = GetSignalUnitRack()->GetEndpointUnit()->CalculateResonance(fFinalResonance);                  fFinalResonance = pSignalUnitRack->GetEndpointUnit()->CalculateResonance(fFinalResonance);
535                                    
536                  finalSynthesisParameters.fFinalPitch =                  finalSynthesisParameters.fFinalPitch =
537                      GetSignalUnitRack()->GetEndpointUnit()->CalculatePitch(finalSynthesisParameters.fFinalPitch);                      pSignalUnitRack->GetEndpointUnit()->CalculatePitch(finalSynthesisParameters.fFinalPitch);
538                                            
539              }              }
540                
541                fFinalCutoff    *= NoteCutoff;
542                fFinalResonance *= NoteResonance;
543    
544              // limit the pitch so we don't read outside the buffer              // limit the pitch so we don't read outside the buffer
545              finalSynthesisParameters.fFinalPitch = RTMath::Min(finalSynthesisParameters.fFinalPitch, float(1 << CONFIG_MAX_PITCH));              finalSynthesisParameters.fFinalPitch = RTMath::Min(finalSynthesisParameters.fFinalPitch, float(1 << CONFIG_MAX_PITCH));
546    
# Line 485  namespace LinuxSampler { Line 573  namespace LinuxSampler {
573                  fFinalVolume * VolumeRight * PanRightSmoother.render();                  fFinalVolume * VolumeRight * PanRightSmoother.render();
574  #endif  #endif
575              // render audio for one subfragment              // render audio for one subfragment
576              RunSynthesisFunction(SynthesisMode, &finalSynthesisParameters, &loop);              if (!delay) RunSynthesisFunction(SynthesisMode, &finalSynthesisParameters, &loop);
577    
578              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
579                  // stop the rendering if volume EG is finished                  // stop the rendering if volume EG is finished
580                  if (pEG1->getSegmentType() == EG::segment_end) break;                  if (pEG1->getSegmentType() == EG::segment_end) break;
581              } else {              } else {
582                  // stop the rendering if the endpoint unit is not active                  // stop the rendering if the endpoint unit is not active
583                  if (!GetSignalUnitRack()->GetEndpointUnit()->Active()) break;                  if (!pSignalUnitRack->GetEndpointUnit()->Active()) break;
584              }              }
585    
586              const double newPos = Pos + (iSubFragmentEnd - i) * finalSynthesisParameters.fFinalPitch;              const double newPos = Pos + (iSubFragmentEnd - i) * finalSynthesisParameters.fFinalPitch;
587    
588              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
589                  // increment envelopes' positions                  // increment envelopes' positions
590                  if (pEG1->active()) {                  if (pEG1->active()) {
591    
# Line 522  namespace LinuxSampler { Line 610  namespace LinuxSampler {
610                      }*/                      }*/
611                  // TODO: ^^^                  // TODO: ^^^
612                                    
613                  GetSignalUnitRack()->Increment();                  if (!delay) pSignalUnitRack->Increment();
614              }              }
615    
616              Pos = newPos;              Pos = newPos;
617              i = iSubFragmentEnd;              i = iSubFragmentEnd;
618          }          }
619            
620            if (delay) return;
621    
622          if (bVoiceRequiresDedicatedRouting) {          if (bVoiceRequiresDedicatedRouting) {
623                if (bEq) {
624                    pEq->RenderAudio(Samples);
625                    pEq->GetOutChannelLeft()->CopyTo(GetEngine()->pDedicatedVoiceChannelLeft, Samples);
626                    pEq->GetOutChannelRight()->CopyTo(GetEngine()->pDedicatedVoiceChannelRight, Samples);
627                }
628              optional<float> effectSendLevels[2] = {              optional<float> effectSendLevels[2] = {
629                  pMidiKeyInfo->ReverbSend,                  pMidiKeyInfo->ReverbSend,
630                  pMidiKeyInfo->ChorusSend                  pMidiKeyInfo->ChorusSend
631              };              };
632              GetEngine()->RouteDedicatedVoiceChannels(pEngineChannel, effectSendLevels, Samples);              GetEngine()->RouteDedicatedVoiceChannels(pEngineChannel, effectSendLevels, Samples);
633            } else if (bEq) {
634                pEq->RenderAudio(Samples);
635                pEq->GetOutChannelLeft()->MixTo(pChannel->pChannelLeft, Samples);
636                pEq->GetOutChannelRight()->MixTo(pChannel->pChannelRight, Samples);
637          }          }
638      }      }
639    
640      /**      /**
641       * Process given list of MIDI control change and pitch bend events for       * Process given list of MIDI control change, aftertouch and pitch bend
642       * the given time.       * events for the given time.
643       *       *
644       * @param itEvent - iterator pointing to the next event to be processed       * @param itEvent - iterator pointing to the next event to be processed
645       * @param End     - youngest time stamp where processing should be stopped       * @param End     - youngest time stamp where processing should be stopped
646       */       */
647      void AbstractVoice::processCCEvents(RTList<Event>::Iterator& itEvent, uint End) {      void AbstractVoice::processCCEvents(RTList<Event>::Iterator& itEvent, uint End) {
648          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {
649              if (itEvent->Type == Event::type_control_change && itEvent->Param.CC.Controller) { // if (valid) MIDI control change event              if ((itEvent->Type == Event::type_control_change || itEvent->Type == Event::type_channel_pressure)
650                    && itEvent->Param.CC.Controller) // if (valid) MIDI control change event
651                {
652                  if (itEvent->Param.CC.Controller == VCFCutoffCtrl.controller) {                  if (itEvent->Param.CC.Controller == VCFCutoffCtrl.controller) {
653                      ProcessCutoffEvent(itEvent);                      ProcessCutoffEvent(itEvent);
654                  }                  }
655                  if (itEvent->Param.CC.Controller == VCFResonanceCtrl.controller) {                  if (itEvent->Param.CC.Controller == VCFResonanceCtrl.controller) {
656                      processResonanceEvent(itEvent);                      processResonanceEvent(itEvent);
657                  }                  }
658                  if (GetSignalUnitRack() == NULL) {                  if (itEvent->Param.CC.Controller == CTRL_TABLE_IDX_AFTERTOUCH ||
659                        itEvent->Type == Event::type_channel_pressure)
660                    {
661                        ProcessChannelPressureEvent(itEvent);
662                    }
663                    if (pSignalUnitRack == NULL) {
664                      if (itEvent->Param.CC.Controller == pLFO1->ExtController) {                      if (itEvent->Param.CC.Controller == pLFO1->ExtController) {
665                          pLFO1->update(itEvent->Param.CC.Value);                          pLFO1->updateByMIDICtrlValue(itEvent->Param.CC.Value);
666                      }                      }
667                      if (itEvent->Param.CC.Controller == pLFO2->ExtController) {                      if (itEvent->Param.CC.Controller == pLFO2->ExtController) {
668                          pLFO2->update(itEvent->Param.CC.Value);                          pLFO2->updateByMIDICtrlValue(itEvent->Param.CC.Value);
669                      }                      }
670                      if (itEvent->Param.CC.Controller == pLFO3->ExtController) {                      if (itEvent->Param.CC.Controller == pLFO3->ExtController) {
671                          pLFO3->update(itEvent->Param.CC.Value);                          pLFO3->updateByMIDICtrlValue(itEvent->Param.CC.Value);
672                      }                      }
673                  }                  }
674                  if (itEvent->Param.CC.Controller == 7) { // volume                  if (itEvent->Param.CC.Controller == 7) { // volume
675                      VolumeSmoother.update(AbstractEngine::VolumeCurve[itEvent->Param.CC.Value]);                      VolumeSmoother.update(AbstractEngine::VolumeCurve[itEvent->Param.CC.Value]);
676                  } else if (itEvent->Param.CC.Controller == 10) { // panpot                  } else if (itEvent->Param.CC.Controller == 10) { // panpot
677                      PanLeftSmoother.update(AbstractEngine::PanCurve[128 - itEvent->Param.CC.Value]);                      MIDIPan = CalculatePan(itEvent->Param.CC.Value);
                     PanRightSmoother.update(AbstractEngine::PanCurve[itEvent->Param.CC.Value]);  
678                  }                  }
679              } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event              } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event
680                  processPitchEvent(itEvent);                  processPitchEvent(itEvent);
681                } else if (itEvent->Type == Event::type_note_pressure) {
682                    ProcessPolyphonicKeyPressureEvent(itEvent);
683              }              }
684    
685              ProcessCCEvent(itEvent);              ProcessCCEvent(itEvent);
686              if (GetSignalUnitRack() != NULL) {              if (pSignalUnitRack != NULL) {
687                  GetSignalUnitRack()->ProcessCCEvent(itEvent);                  pSignalUnitRack->ProcessCCEvent(itEvent);
688              }              }
689          }          }
690      }      }
# Line 597  namespace LinuxSampler { Line 704  namespace LinuxSampler {
704      }      }
705    
706      /**      /**
707       * 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
708       * for the given time.       * note synthesis parameter events for the given time.
709       *       *
710       * @param itEvent - iterator pointing to the next event to be processed       * @param itEvent - iterator pointing to the next event to be processed
711       * @param End     - youngest time stamp where processing should be stopped       * @param End     - youngest time stamp where processing should be stopped
# Line 607  namespace LinuxSampler { Line 714  namespace LinuxSampler {
714          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {
715              // some voice types ignore note off              // some voice types ignore note off
716              if (!(Type & (Voice::type_one_shot | Voice::type_release_trigger | Voice::type_controller_triggered))) {              if (!(Type & (Voice::type_one_shot | Voice::type_release_trigger | Voice::type_controller_triggered))) {
717                  if (itEvent->Type == Event::type_release) {                  if (itEvent->Type == Event::type_release_key) {
718                      EnterReleaseStage();                      EnterReleaseStage();
719                  } else if (itEvent->Type == Event::type_cancel_release) {                  } else if (itEvent->Type == Event::type_cancel_release_key) {
720                      if (GetSignalUnitRack() == NULL) {                      if (pSignalUnitRack == NULL) {
721                          pEG1->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                          pEG1->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
722                          pEG2->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                          pEG2->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
723                      } else {                      } else {
724                          GetSignalUnitRack()->CancelRelease();                          pSignalUnitRack->CancelRelease();
725                      }                      }
726                  }                  }
727              }              }
728                // process stop-note events (caused by built-in instrument script function note_off())
729                if (itEvent->Type == Event::type_release_note && pNote &&
730                    pEngineChannel->pEngine->NoteByID( itEvent->Param.Note.ID ) == pNote)
731                {
732                    EnterReleaseStage();
733                }
734                // process kill-note events (caused by built-in instrument script function fade_out())
735                if (itEvent->Type == Event::type_kill_note && pNote &&
736                    pEngineChannel->pEngine->NoteByID( itEvent->Param.Note.ID ) == pNote)
737                {
738                    Kill(itEvent);
739                }
740                // process synthesis parameter events (caused by built-in realt-time instrument script functions)
741                if (itEvent->Type == Event::type_note_synth_param && pNote &&
742                    pEngineChannel->pEngine->NoteByID( itEvent->Param.NoteSynthParam.NoteID ) == pNote)
743                {
744                    switch (itEvent->Param.NoteSynthParam.Type) {
745                        case Event::synth_param_volume:
746                            NoteVolume.fadeTo(itEvent->Param.NoteSynthParam.AbsValue, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
747                            break;
748                        case Event::synth_param_volume_time:
749                            NoteVolume.setDefaultDuration(itEvent->Param.NoteSynthParam.AbsValue);
750                            break;
751                        case Event::synth_param_pitch:
752                            NotePitch.fadeTo(itEvent->Param.NoteSynthParam.AbsValue, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
753                            break;
754                        case Event::synth_param_pitch_time:
755                            NotePitch.setDefaultDuration(itEvent->Param.NoteSynthParam.AbsValue);
756                            break;
757                        case Event::synth_param_pan:
758                            NotePanLeft  = AbstractEngine::PanCurveValueNorm(itEvent->Param.NoteSynthParam.AbsValue, 0 /*left*/);
759                            NotePanRight = AbstractEngine::PanCurveValueNorm(itEvent->Param.NoteSynthParam.AbsValue, 1 /*right*/);
760                            break;
761                        case Event::synth_param_cutoff:
762                            NoteCutoff = itEvent->Param.NoteSynthParam.AbsValue;
763                            break;
764                        case Event::synth_param_resonance:
765                            NoteResonance = itEvent->Param.NoteSynthParam.AbsValue;
766                            break;
767                        case Event::synth_param_amp_lfo_depth:
768                            pLFO1->setScriptDepthFactor(itEvent->Param.NoteSynthParam.AbsValue);
769                            break;
770                        case Event::synth_param_amp_lfo_freq:
771                            pLFO1->setScriptFrequencyFactor(itEvent->Param.NoteSynthParam.AbsValue, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
772                            break;
773                        case Event::synth_param_pitch_lfo_depth:
774                            pLFO3->setScriptDepthFactor(itEvent->Param.NoteSynthParam.AbsValue);
775                            break;
776                        case Event::synth_param_pitch_lfo_freq:
777                            pLFO3->setScriptFrequencyFactor(itEvent->Param.NoteSynthParam.AbsValue, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
778                            break;
779    
780                        case Event::synth_param_attack:
781                        case Event::synth_param_decay:
782                        case Event::synth_param_release:
783                            break; // noop
784                    }
785                }
786          }          }
787      }      }
788    
# Line 642  namespace LinuxSampler { Line 807  namespace LinuxSampler {
807       * @param itNoteOffEvent - event which causes this voice to die soon       * @param itNoteOffEvent - event which causes this voice to die soon
808       */       */
809      void AbstractVoice::UpdatePortamentoPos(Pool<Event>::Iterator& itNoteOffEvent) {      void AbstractVoice::UpdatePortamentoPos(Pool<Event>::Iterator& itNoteOffEvent) {
810          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
811              const float fFinalEG3Level = EG3.level(itNoteOffEvent->FragmentPos());              const float fFinalEG3Level = EG3.level(itNoteOffEvent->FragmentPos());
812              pEngineChannel->PortamentoPos = (float) MIDIKey + RTMath::FreqRatioToCents(fFinalEG3Level) * 0.01f;              pEngineChannel->PortamentoPos = (float) MIDIKey() + RTMath::FreqRatioToCents(fFinalEG3Level) * 0.01f;
813          } else {          } else {
814              // TODO:              // TODO:
815          }          }
# Line 671  namespace LinuxSampler { Line 836  namespace LinuxSampler {
836    
837      Voice::PitchInfo AbstractVoice::CalculatePitchInfo(int PitchBend) {      Voice::PitchInfo AbstractVoice::CalculatePitchInfo(int PitchBend) {
838          PitchInfo pitch;          PitchInfo pitch;
839          double pitchbasecents = InstrInfo.FineTune + RgnInfo.FineTune + GetEngine()->ScaleTuning[MIDIKey % 12];          double pitchbasecents = InstrInfo.FineTune + RgnInfo.FineTune + GetEngine()->ScaleTuning[MIDIKey() % 12];
840    
841          // GSt behaviour: maximum transpose up is 40 semitones. If          // GSt behaviour: maximum transpose up is 40 semitones. If
842          // MIDI key is more than 40 semitones above unity note,          // MIDI key is more than 40 semitones above unity note,
843          // the transpose is not done.          // the transpose is not done.
844          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;
845    
846          pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));          pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));
847          pitch.PitchBendRange = 1.0 / 8192.0 * 100.0 * InstrInfo.PitchbendRange;          pitch.PitchBendRange = 1.0 / 8192.0 * 100.0 * InstrInfo.PitchbendRange;
# Line 684  namespace LinuxSampler { Line 849  namespace LinuxSampler {
849    
850          return pitch;          return pitch;
851      }      }
852        
853        void AbstractVoice::onScaleTuningChanged() {
854            PitchInfo pitch = this->Pitch;
855            double pitchbasecents = InstrInfo.FineTune + RgnInfo.FineTune + GetEngine()->ScaleTuning[MIDIKey() % 12];
856            
857            // GSt behaviour: maximum transpose up is 40 semitones. If
858            // MIDI key is more than 40 semitones above unity note,
859            // the transpose is not done.
860            if (!SmplInfo.Unpitched && (MIDIKey() - (int) RgnInfo.UnityNote) < 40) pitchbasecents += (MIDIKey() - (int) RgnInfo.UnityNote) * 100;
861            
862            pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));
863            this->Pitch = pitch;
864        }
865    
866      double AbstractVoice::CalculateVolume(double velocityAttenuation) {      double AbstractVoice::CalculateVolume(double velocityAttenuation) {
867          // For 16 bit samples, we downscale by 32768 to convert from          // For 16 bit samples, we downscale by 32768 to convert from
# Line 696  namespace LinuxSampler { Line 874  namespace LinuxSampler {
874          // the volume of release triggered samples depends on note length          // the volume of release triggered samples depends on note length
875          if (Type & Voice::type_release_trigger) {          if (Type & Voice::type_release_trigger) {
876              float noteLength = float(GetEngine()->FrameTime + Delay -              float noteLength = float(GetEngine()->FrameTime + Delay -
877                  GetNoteOnTime(MIDIKey) ) / GetEngine()->SampleRate;                  GetNoteOnTime(MIDIKey()) ) / GetEngine()->SampleRate;
878    
879              volume *= GetReleaseTriggerAttenuation(noteLength);              volume *= GetReleaseTriggerAttenuation(noteLength);
880          }          }
# Line 709  namespace LinuxSampler { Line 887  namespace LinuxSampler {
887      }      }
888    
889      void AbstractVoice::EnterReleaseStage() {      void AbstractVoice::EnterReleaseStage() {
890          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
891              pEG1->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);              pEG1->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
892              pEG2->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);              pEG2->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
893          } else {          } else {
894              GetSignalUnitRack()->EnterReleaseStage();              pSignalUnitRack->EnterReleaseStage();
895          }          }
896      }      }
897    
898      bool AbstractVoice::EG1Finished() {      bool AbstractVoice::EG1Finished() {
899          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
900              return pEG1->getSegmentType() == EG::segment_end;              return pEG1->getSegmentType() == EG::segment_end;
901          } else {          } else {
902              return !GetSignalUnitRack()->GetEndpointUnit()->Active();              return !pSignalUnitRack->GetEndpointUnit()->Active();
903          }          }
904      }      }
905    
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