/[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 2935 by schoenebeck, Sun Jul 10 14:24:13 2016 UTC revision 3316 by schoenebeck, Thu Jul 20 12:05:53 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) 2009-2015 Christian Schoenebeck and Grigor Iliev        *   *   Copyright (C) 2009-2012 Christian Schoenebeck and Grigor Iliev        *
8     *   Copyright (C) 2013-2017 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 128  namespace LinuxSampler { Line 129  namespace LinuxSampler {
129          AboutToTrigger();          AboutToTrigger();
130    
131          // calculate volume          // calculate volume
132          const double velocityAttenuation = GetVelocityAttenuation(itNoteOnEvent->Param.Note.Velocity);          const double velocityAttenuation = GetVelocityAttenuation(MIDIVelocity());
133          float volume = CalculateVolume(velocityAttenuation) * pKeyInfo->Volume;          float volume = CalculateVolume(velocityAttenuation) * pKeyInfo->Volume;
134          if (volume <= 0) return -1;          if (volume <= 0) return -1;
135    
# Line 138  namespace LinuxSampler { Line 139  namespace LinuxSampler {
139          SYNTHESIS_MODE_SET_BITDEPTH24(SynthesisMode, SmplInfo.BitDepth == 24);          SYNTHESIS_MODE_SET_BITDEPTH24(SynthesisMode, SmplInfo.BitDepth == 24);
140    
141          // get starting crossfade volume level          // get starting crossfade volume level
142          float crossfadeVolume = CalculateCrossfadeVolume(itNoteOnEvent->Param.Note.Velocity);          float crossfadeVolume = CalculateCrossfadeVolume(MIDIVelocity());
143    
144          VolumeLeft  = volume * pKeyInfo->PanLeft;          VolumeLeft  = volume * pKeyInfo->PanLeft;
145          VolumeRight = volume * pKeyInfo->PanRight;          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          NoteVolumeSmoother.trigger(pNote ? pNote->Override.Volume : 1.f, subfragmentRate);          NoteVolume.setCurveOnly(pNote ? pNote->Override.VolumeCurve : DEFAULT_FADE_CURVE);
155            NoteVolume.setCurrentValue(pNote ? pNote->Override.Volume : 1.f);
156            NoteVolume.setDefaultDuration(pNote ? pNote->Override.VolumeTime : DEFAULT_NOTE_VOLUME_TIME_S);
157    
158          // 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
159          long cachedsamples = GetSampleCacheSize() / SmplInfo.FrameSize;          long cachedsamples = GetSampleCacheSize() / SmplInfo.FrameSize;
# Line 186  namespace LinuxSampler { Line 193  namespace LinuxSampler {
193          }          }
194    
195          Pitch = CalculatePitchInfo(PitchBend);          Pitch = CalculatePitchInfo(PitchBend);
196          NotePitch = (pNote) ? pNote->Override.Pitch : 1.0f;          NotePitch.setCurveOnly(pNote ? pNote->Override.PitchCurve : DEFAULT_FADE_CURVE);
197            NotePitch.setCurrentValue(pNote ? pNote->Override.Pitch : 1.0f);
198            NotePitch.setDefaultDuration(pNote ? pNote->Override.PitchTime : DEFAULT_NOTE_PITCH_TIME_S);
199          NoteCutoff = (pNote) ? pNote->Override.Cutoff : 1.0f;          NoteCutoff = (pNote) ? pNote->Override.Cutoff : 1.0f;
200          NoteResonance = (pNote) ? pNote->Override.Resonance : 1.0f;          NoteResonance = (pNote) ? pNote->Override.Resonance : 1.0f;
201    
202          // 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
203          const double velrelease = 1 / GetVelocityRelease(itNoteOnEvent->Param.Note.Velocity);          const double velrelease = 1 / GetVelocityRelease(MIDIVelocity());
204    
205          if (pSignalUnitRack == NULL) { // setup EG 1 (VCA EG)          if (pSignalUnitRack == NULL) { // setup EG 1 (VCA EG)
206              // get current value of EG1 controller              // get current value of EG1 controller
207              double eg1controllervalue = GetEG1ControllerValue(itNoteOnEvent->Param.Note.Velocity);              double eg1controllervalue = GetEG1ControllerValue(MIDIVelocity());
208    
209              // calculate influence of EG1 controller on EG1's parameters              // calculate influence of EG1 controller on EG1's parameters
210              EGInfo egInfo = CalculateEG1ControllerInfluence(eg1controllervalue);              EGInfo egInfo = CalculateEG1ControllerInfluence(eg1controllervalue);
211    
212              TriggerEG1(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, itNoteOnEvent->Param.Note.Velocity);              if (pNote) {
213                    egInfo.Attack  *= pNote->Override.Attack;
214                    egInfo.Decay   *= pNote->Override.Decay;
215                    egInfo.Release *= pNote->Override.Release;
216                }
217    
218                TriggerEG1(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, MIDIVelocity());
219          } else {          } else {
220              pSignalUnitRack->Trigger();              pSignalUnitRack->Trigger();
221          }          }
# Line 210  namespace LinuxSampler { Line 225  namespace LinuxSampler {
225          NotePanRight = (pNote) ? AbstractEngine::PanCurveValueNorm(pNote->Override.Pan, 1 /*right*/) : 1.f;          NotePanRight = (pNote) ? AbstractEngine::PanCurveValueNorm(pNote->Override.Pan, 1 /*right*/) : 1.f;
226          PanLeftSmoother.trigger(          PanLeftSmoother.trigger(
227              AbstractEngine::PanCurve[128 - pan] * NotePanLeft,              AbstractEngine::PanCurve[128 - pan] * NotePanLeft,
228              subfragmentRate              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)
229          );          );
230          PanRightSmoother.trigger(          PanRightSmoother.trigger(
231              AbstractEngine::PanCurve[pan] * NotePanRight,              AbstractEngine::PanCurve[pan] * NotePanRight,
232              subfragmentRate              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)
233          );          );
234    
235  #ifdef CONFIG_INTERPOLATE_VOLUME  #ifdef CONFIG_INTERPOLATE_VOLUME
# Line 244  namespace LinuxSampler { Line 259  namespace LinuxSampler {
259              // setup EG 2 (VCF Cutoff EG)              // setup EG 2 (VCF Cutoff EG)
260              {              {
261                  // get current value of EG2 controller                  // get current value of EG2 controller
262                  double eg2controllervalue = GetEG2ControllerValue(itNoteOnEvent->Param.Note.Velocity);                  double eg2controllervalue = GetEG2ControllerValue(MIDIVelocity());
263    
264                  // calculate influence of EG2 controller on EG2's parameters                  // calculate influence of EG2 controller on EG2's parameters
265                  EGInfo egInfo = CalculateEG2ControllerInfluence(eg2controllervalue);                  EGInfo egInfo = CalculateEG2ControllerInfluence(eg2controllervalue);
266    
267                  TriggerEG2(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, itNoteOnEvent->Param.Note.Velocity);                  TriggerEG2(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, MIDIVelocity());
268              }              }
269    
270    
# Line 308  namespace LinuxSampler { Line 323  namespace LinuxSampler {
323              VCFResonanceCtrl.value = pEngineChannel->ControllerTable[VCFResonanceCtrl.controller];              VCFResonanceCtrl.value = pEngineChannel->ControllerTable[VCFResonanceCtrl.controller];
324    
325              // calculate cutoff frequency              // calculate cutoff frequency
326              CutoffBase = CalculateCutoffBase(itNoteOnEvent->Param.Note.Velocity);              CutoffBase = CalculateCutoffBase(MIDIVelocity());
327    
328              VCFCutoffCtrl.fvalue = CalculateFinalCutoff(CutoffBase);              VCFCutoffCtrl.fvalue = CalculateFinalCutoff(CutoffBase);
329    
# Line 333  namespace LinuxSampler { Line 348  namespace LinuxSampler {
348      }      }
349            
350      void AbstractVoice::SetSampleStartOffset() {      void AbstractVoice::SetSampleStartOffset() {
351          finalSynthesisParameters.dPos = RgnInfo.SampleStartOffset; // offset where we should start playback of sample (0 - 2000 sample points)          double pos = RgnInfo.SampleStartOffset; // offset where we should start playback of sample
352          Pos = RgnInfo.SampleStartOffset;  
353            // if another sample playback start position was requested by instrument
354            // script (built-in script function play_note())
355            if (pNote && pNote->Override.SampleOffset >= 0) {
356                double overridePos =
357                    double(SmplInfo.SampleRate) * double(pNote->Override.SampleOffset) / 1000000.0;
358                if (overridePos < SmplInfo.TotalFrameCount)
359                    pos = overridePos;
360            }
361    
362            finalSynthesisParameters.dPos = pos;
363            Pos = pos;
364      }      }
365    
366      /**      /**
# Line 409  namespace LinuxSampler { Line 435  namespace LinuxSampler {
435              }              }
436          }          }
437    
438          uint killPos;          uint killPos = 0;
439          if (itKillEvent) {          if (itKillEvent) {
440              int maxFadeOutPos = Samples - GetEngine()->GetMinFadeOutSamples();              int maxFadeOutPos = Samples - GetEngine()->GetMinFadeOutSamples();
441              if (maxFadeOutPos < 0) {              if (maxFadeOutPos < 0) {
# Line 445  namespace LinuxSampler { Line 471  namespace LinuxSampler {
471              PanLeftSmoother.update(AbstractEngine::PanCurve[128 - pan] * NotePanLeft);              PanLeftSmoother.update(AbstractEngine::PanCurve[128 - pan] * NotePanLeft);
472              PanRightSmoother.update(AbstractEngine::PanCurve[pan]      * NotePanRight);              PanRightSmoother.update(AbstractEngine::PanCurve[pan]      * NotePanRight);
473    
474              finalSynthesisParameters.fFinalPitch = Pitch.PitchBase * Pitch.PitchBend * NotePitch;              finalSynthesisParameters.fFinalPitch = Pitch.PitchBase * Pitch.PitchBend * NotePitch.render();
475    
476              float fFinalVolume = VolumeSmoother.render() * CrossfadeSmoother.render() * NoteVolumeSmoother.render();              float fFinalVolume = VolumeSmoother.render() * CrossfadeSmoother.render() * NoteVolume.render();
477  #ifdef CONFIG_PROCESS_MUTED_CHANNELS  #ifdef CONFIG_PROCESS_MUTED_CHANNELS
478              if (pChannel->GetMute()) fFinalVolume = 0;              if (pChannel->GetMute()) fFinalVolume = 0;
479  #endif  #endif
# Line 633  namespace LinuxSampler { Line 659  namespace LinuxSampler {
659       */       */
660      void AbstractVoice::processCCEvents(RTList<Event>::Iterator& itEvent, uint End) {      void AbstractVoice::processCCEvents(RTList<Event>::Iterator& itEvent, uint End) {
661          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {
662              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)
663                    && itEvent->Param.CC.Controller) // if (valid) MIDI control change event
664                {
665                  if (itEvent->Param.CC.Controller == VCFCutoffCtrl.controller) {                  if (itEvent->Param.CC.Controller == VCFCutoffCtrl.controller) {
666                      ProcessCutoffEvent(itEvent);                      ProcessCutoffEvent(itEvent);
667                  }                  }
668                  if (itEvent->Param.CC.Controller == VCFResonanceCtrl.controller) {                  if (itEvent->Param.CC.Controller == VCFResonanceCtrl.controller) {
669                      processResonanceEvent(itEvent);                      processResonanceEvent(itEvent);
670                  }                  }
671                    if (itEvent->Param.CC.Controller == CTRL_TABLE_IDX_AFTERTOUCH ||
672                        itEvent->Type == Event::type_channel_pressure)
673                    {
674                        ProcessChannelPressureEvent(itEvent);
675                    }
676                  if (pSignalUnitRack == NULL) {                  if (pSignalUnitRack == NULL) {
677                      if (itEvent->Param.CC.Controller == pLFO1->ExtController) {                      if (itEvent->Param.CC.Controller == pLFO1->ExtController) {
678                          pLFO1->update(itEvent->Param.CC.Value);                          pLFO1->updateByMIDICtrlValue(itEvent->Param.CC.Value);
679                      }                      }
680                      if (itEvent->Param.CC.Controller == pLFO2->ExtController) {                      if (itEvent->Param.CC.Controller == pLFO2->ExtController) {
681                          pLFO2->update(itEvent->Param.CC.Value);                          pLFO2->updateByMIDICtrlValue(itEvent->Param.CC.Value);
682                      }                      }
683                      if (itEvent->Param.CC.Controller == pLFO3->ExtController) {                      if (itEvent->Param.CC.Controller == pLFO3->ExtController) {
684                          pLFO3->update(itEvent->Param.CC.Value);                          pLFO3->updateByMIDICtrlValue(itEvent->Param.CC.Value);
685                      }                      }
686                  }                  }
687                  if (itEvent->Param.CC.Controller == 7) { // volume                  if (itEvent->Param.CC.Controller == 7) { // volume
# Line 658  namespace LinuxSampler { Line 691  namespace LinuxSampler {
691                  }                  }
692              } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event              } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event
693                  processPitchEvent(itEvent);                  processPitchEvent(itEvent);
             } else if (itEvent->Type == Event::type_channel_pressure) {  
                 ProcessChannelPressureEvent(itEvent);  
694              } else if (itEvent->Type == Event::type_note_pressure) {              } else if (itEvent->Type == Event::type_note_pressure) {
695                  ProcessPolyphonicKeyPressureEvent(itEvent);                  ProcessPolyphonicKeyPressureEvent(itEvent);
696              }              }
# Line 696  namespace LinuxSampler { Line 727  namespace LinuxSampler {
727          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {
728              // some voice types ignore note off              // some voice types ignore note off
729              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))) {
730                  if (itEvent->Type == Event::type_release) {                  if (itEvent->Type == Event::type_release_key) {
731                      EnterReleaseStage();                      EnterReleaseStage();
732                  } else if (itEvent->Type == Event::type_cancel_release) {                  } else if (itEvent->Type == Event::type_cancel_release_key) {
733                      if (pSignalUnitRack == NULL) {                      if (pSignalUnitRack == NULL) {
734                          pEG1->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                          pEG1->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
735                          pEG2->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                          pEG2->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
# Line 707  namespace LinuxSampler { Line 738  namespace LinuxSampler {
738                      }                      }
739                  }                  }
740              }              }
741                // process stop-note events (caused by built-in instrument script function note_off())
742                if (itEvent->Type == Event::type_release_note && pNote &&
743                    pEngineChannel->pEngine->NoteByID( itEvent->Param.Note.ID ) == pNote)
744                {
745                    EnterReleaseStage();
746                }
747                // process kill-note events (caused by built-in instrument script function fade_out())
748                if (itEvent->Type == Event::type_kill_note && pNote &&
749                    pEngineChannel->pEngine->NoteByID( itEvent->Param.Note.ID ) == pNote)
750                {
751                    Kill(itEvent);
752                }
753              // process synthesis parameter events (caused by built-in realt-time instrument script functions)              // process synthesis parameter events (caused by built-in realt-time instrument script functions)
754              if (itEvent->Type == Event::type_note_synth_param && pNote &&              if (itEvent->Type == Event::type_note_synth_param && pNote &&
755                  pEngineChannel->pEngine->NoteByID( itEvent->Param.NoteSynthParam.NoteID ) == pNote)                  pEngineChannel->pEngine->NoteByID( itEvent->Param.NoteSynthParam.NoteID ) == pNote)
756              {              {
757                  switch (itEvent->Param.NoteSynthParam.Type) {                  switch (itEvent->Param.NoteSynthParam.Type) {
758                      case Event::synth_param_volume:                      case Event::synth_param_volume:
759                          NoteVolumeSmoother.update(itEvent->Param.NoteSynthParam.AbsValue);                          NoteVolume.fadeTo(itEvent->Param.NoteSynthParam.AbsValue, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
760                            break;
761                        case Event::synth_param_volume_time:
762                            NoteVolume.setDefaultDuration(itEvent->Param.NoteSynthParam.AbsValue);
763                            break;
764                        case Event::synth_param_volume_curve:
765                            NoteVolume.setCurve((fade_curve_t)itEvent->Param.NoteSynthParam.AbsValue, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
766                          break;                          break;
767                      case Event::synth_param_pitch:                      case Event::synth_param_pitch:
768                          NotePitch = itEvent->Param.NoteSynthParam.AbsValue;                          NotePitch.fadeTo(itEvent->Param.NoteSynthParam.AbsValue, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
769                            break;
770                        case Event::synth_param_pitch_time:
771                            NotePitch.setDefaultDuration(itEvent->Param.NoteSynthParam.AbsValue);
772                            break;
773                        case Event::synth_param_pitch_curve:
774                            NotePitch.setCurve((fade_curve_t)itEvent->Param.NoteSynthParam.AbsValue, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
775                          break;                          break;
776                      case Event::synth_param_pan:                      case Event::synth_param_pan:
777                          NotePanLeft  = AbstractEngine::PanCurveValueNorm(itEvent->Param.NoteSynthParam.AbsValue, 0 /*left*/);                          NotePanLeft  = AbstractEngine::PanCurveValueNorm(itEvent->Param.NoteSynthParam.AbsValue, 0 /*left*/);
# Line 728  namespace LinuxSampler { Line 783  namespace LinuxSampler {
783                      case Event::synth_param_resonance:                      case Event::synth_param_resonance:
784                          NoteResonance = itEvent->Param.NoteSynthParam.AbsValue;                          NoteResonance = itEvent->Param.NoteSynthParam.AbsValue;
785                          break;                          break;
786                        case Event::synth_param_amp_lfo_depth:
787                            pLFO1->setScriptDepthFactor(itEvent->Param.NoteSynthParam.AbsValue);
788                            break;
789                        case Event::synth_param_amp_lfo_freq:
790                            pLFO1->setScriptFrequencyFactor(itEvent->Param.NoteSynthParam.AbsValue, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
791                            break;
792                        case Event::synth_param_pitch_lfo_depth:
793                            pLFO3->setScriptDepthFactor(itEvent->Param.NoteSynthParam.AbsValue);
794                            break;
795                        case Event::synth_param_pitch_lfo_freq:
796                            pLFO3->setScriptFrequencyFactor(itEvent->Param.NoteSynthParam.AbsValue, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
797                            break;
798    
799                        case Event::synth_param_attack:
800                        case Event::synth_param_decay:
801                        case Event::synth_param_sustain:
802                        case Event::synth_param_release:
803                            break; // noop
804                  }                  }
805              }              }
806          }          }
# Line 788  namespace LinuxSampler { Line 861  namespace LinuxSampler {
861          // GSt behaviour: maximum transpose up is 40 semitones. If          // GSt behaviour: maximum transpose up is 40 semitones. If
862          // MIDI key is more than 40 semitones above unity note,          // MIDI key is more than 40 semitones above unity note,
863          // the transpose is not done.          // the transpose is not done.
864          if (!SmplInfo.Unpitched && (MIDIKey() - (int) RgnInfo.UnityNote) < 40) pitchbasecents += (MIDIKey() - (int) RgnInfo.UnityNote) * 100;          //
865            // Update: Removed this GSt misbehavior. I don't think that any stock
866            // gig sound requires it to resemble its original sound.
867            // -- Christian, 2017-07-09
868            if (!SmplInfo.Unpitched /* && (MIDIKey() - (int) RgnInfo.UnityNote) < 40*/)
869                pitchbasecents += (MIDIKey() - (int) RgnInfo.UnityNote) * 100;
870    
871          pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));          pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));
872          pitch.PitchBendRange = 1.0 / 8192.0 * 100.0 * InstrInfo.PitchbendRange;          pitch.PitchBendRange = 1.0 / 8192.0 * 100.0 * InstrInfo.PitchbendRange;
# Line 804  namespace LinuxSampler { Line 882  namespace LinuxSampler {
882          // GSt behaviour: maximum transpose up is 40 semitones. If          // GSt behaviour: maximum transpose up is 40 semitones. If
883          // MIDI key is more than 40 semitones above unity note,          // MIDI key is more than 40 semitones above unity note,
884          // the transpose is not done.          // the transpose is not done.
885          if (!SmplInfo.Unpitched && (MIDIKey() - (int) RgnInfo.UnityNote) < 40) pitchbasecents += (MIDIKey() - (int) RgnInfo.UnityNote) * 100;          //
886            // Update: Removed this GSt misbehavior. I don't think that any stock
887            // gig sound requires it to resemble its original sound.
888            // -- Christian, 2017-07-09
889            if (!SmplInfo.Unpitched /* && (MIDIKey() - (int) RgnInfo.UnityNote) < 40*/)
890                pitchbasecents += (MIDIKey() - (int) RgnInfo.UnityNote) * 100;
891                    
892          pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));          pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));
893          this->Pitch = pitch;          this->Pitch = pitch;
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