/[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 2935 by schoenebeck, Sun Jul 10 14:24:13 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            NoteCutoff = (pNote) ? pNote->Override.Cutoff : 1.0f;
191            NoteResonance = (pNote) ? pNote->Override.Resonance : 1.0f;
192    
193          // 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
194          const double velrelease = 1 / GetVelocityRelease(itNoteOnEvent->Param.Note.Velocity);          const double velrelease = 1 / GetVelocityRelease(itNoteOnEvent->Param.Note.Velocity);
195    
196          if (GetSignalUnitRack() == NULL) { // setup EG 1 (VCA EG)          if (pSignalUnitRack == NULL) { // setup EG 1 (VCA EG)
197              // get current value of EG1 controller              // get current value of EG1 controller
198              double eg1controllervalue = GetEG1ControllerValue(itNoteOnEvent->Param.Note.Velocity);              double eg1controllervalue = GetEG1ControllerValue(itNoteOnEvent->Param.Note.Velocity);
199    
# Line 187  namespace LinuxSampler { Line 202  namespace LinuxSampler {
202    
203              TriggerEG1(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, itNoteOnEvent->Param.Note.Velocity);              TriggerEG1(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, itNoteOnEvent->Param.Note.Velocity);
204          } else {          } else {
205              GetSignalUnitRack()->Trigger();              pSignalUnitRack->Trigger();
206          }          }
207    
208            const uint8_t pan = (pSignalUnitRack) ? pSignalUnitRack->GetEndpointUnit()->CalculatePan(MIDIPan) : MIDIPan;
209            NotePanLeft  = (pNote) ? AbstractEngine::PanCurveValueNorm(pNote->Override.Pan, 0 /*left*/ ) : 1.f;
210            NotePanRight = (pNote) ? AbstractEngine::PanCurveValueNorm(pNote->Override.Pan, 1 /*right*/) : 1.f;
211            PanLeftSmoother.trigger(
212                AbstractEngine::PanCurve[128 - pan] * NotePanLeft,
213                subfragmentRate
214            );
215            PanRightSmoother.trigger(
216                AbstractEngine::PanCurve[pan] * NotePanRight,
217                subfragmentRate
218            );
219    
220  #ifdef CONFIG_INTERPOLATE_VOLUME  #ifdef CONFIG_INTERPOLATE_VOLUME
221          // setup initial volume in synthesis parameters          // setup initial volume in synthesis parameters
222      #ifdef CONFIG_PROCESS_MUTED_CHANNELS      #ifdef CONFIG_PROCESS_MUTED_CHANNELS
# Line 201  namespace LinuxSampler { Line 228  namespace LinuxSampler {
228      #else      #else
229          {          {
230              float finalVolume;              float finalVolume;
231              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
232                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * pEG1->getLevel();                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * pEG1->getLevel();
233              } else {              } else {
234                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * GetSignalUnitRack()->GetEndpointUnit()->GetVolume();                  finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * pSignalUnitRack->GetEndpointUnit()->GetVolume();
235              }              }
236    
237              finalSynthesisParameters.fFinalVolumeLeft  = finalVolume * VolumeLeft  * pEngineChannel->GlobalPanLeft;              finalSynthesisParameters.fFinalVolumeLeft  = finalVolume * VolumeLeft  * PanLeftSmoother.render();
238              finalSynthesisParameters.fFinalVolumeRight = finalVolume * VolumeRight * pEngineChannel->GlobalPanRight;              finalSynthesisParameters.fFinalVolumeRight = finalVolume * VolumeRight * PanRightSmoother.render();
239          }          }
240      #endif      #endif
241  #endif  #endif
242    
243          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
244              // setup EG 2 (VCF Cutoff EG)              // setup EG 2 (VCF Cutoff EG)
245              {              {
246                  // get current value of EG2 controller                  // get current value of EG2 controller
# Line 231  namespace LinuxSampler { Line 258  namespace LinuxSampler {
258                  // 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
259                  bool  bPortamento = pEngineChannel->PortamentoMode && pEngineChannel->PortamentoPos >= 0.0f;                  bool  bPortamento = pEngineChannel->PortamentoMode && pEngineChannel->PortamentoPos >= 0.0f;
260                  float eg3depth = (bPortamento)                  float eg3depth = (bPortamento)
261                               ? RTMath::CentsToFreqRatio((pEngineChannel->PortamentoPos - (float) MIDIKey) * 100)                               ? RTMath::CentsToFreqRatio((pEngineChannel->PortamentoPos - (float) MIDIKey()) * 100)
262                               : RTMath::CentsToFreqRatio(RgnInfo.EG3Depth);                               : RTMath::CentsToFreqRatio(RgnInfo.EG3Depth);
263                  float eg3time = (bPortamento)                  float eg3time = (bPortamento)
264                              ? pEngineChannel->PortamentoTime                              ? pEngineChannel->PortamentoTime
# Line 292  namespace LinuxSampler { Line 319  namespace LinuxSampler {
319              VCFCutoffCtrl.controller    = 0;              VCFCutoffCtrl.controller    = 0;
320              VCFResonanceCtrl.controller = 0;              VCFResonanceCtrl.controller = 0;
321          }          }
322            
323            const bool bEq =
324                pSignalUnitRack != NULL && pSignalUnitRack->HasEq() && pEq->HasSupport();
325    
326            if (bEq) {
327                pEq->GetInChannelLeft()->Clear();
328                pEq->GetInChannelRight()->Clear();
329                pEq->RenderAudio(GetEngine()->pAudioOutputDevice->MaxSamplesPerCycle());
330            }
331    
332          return 0; // success          return 0; // success
333      }      }
334        
335        void AbstractVoice::SetSampleStartOffset() {
336            finalSynthesisParameters.dPos = RgnInfo.SampleStartOffset; // offset where we should start playback of sample (0 - 2000 sample points)
337            Pos = RgnInfo.SampleStartOffset;
338        }
339    
340      /**      /**
341       *  Synthesizes the current audio fragment for this voice.       *  Synthesizes the current audio fragment for this voice.
# Line 305  namespace LinuxSampler { Line 346  namespace LinuxSampler {
346       *  @param Skip    - number of sample points to skip in output buffer       *  @param Skip    - number of sample points to skip in output buffer
347       */       */
348      void AbstractVoice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) {      void AbstractVoice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) {
349            bool delay = false; // Whether the voice playback should be delayed for this call
350            
351            if (pSignalUnitRack != NULL) {
352                uint delaySteps = pSignalUnitRack->GetEndpointUnit()->DelayTrigger();
353                if (delaySteps > 0) { // delay on the endpoint unit means delay of the voice playback
354                    if (delaySteps >= Samples) {
355                        pSignalUnitRack->GetEndpointUnit()->DecreaseDelay(Samples);
356                        delay = true;
357                    } else {
358                        pSignalUnitRack->GetEndpointUnit()->DecreaseDelay(delaySteps);
359                        Samples -= delaySteps;
360                        Skip += delaySteps;
361                    }
362                }
363            }
364            
365          AbstractEngineChannel* pChannel = pEngineChannel;          AbstractEngineChannel* pChannel = pEngineChannel;
366          MidiKeyBase* pMidiKeyInfo = GetMidiKeyInfo(MIDIKey);          MidiKeyBase* pMidiKeyInfo = GetMidiKeyInfo(MIDIKey());
367    
368          const bool bVoiceRequiresDedicatedRouting =          const bool bVoiceRequiresDedicatedRouting =
369              pEngineChannel->GetFxSendCount() > 0 &&              pEngineChannel->GetFxSendCount() > 0 &&
370              (pMidiKeyInfo->ReverbSend || pMidiKeyInfo->ChorusSend);              (pMidiKeyInfo->ReverbSend || pMidiKeyInfo->ChorusSend);
371            
372            const bool bEq =
373                pSignalUnitRack != NULL && pSignalUnitRack->HasEq() && pEq->HasSupport();
374    
375          if (bVoiceRequiresDedicatedRouting) {          if (bEq) {
376                pEq->GetInChannelLeft()->Clear();
377                pEq->GetInChannelRight()->Clear();
378                finalSynthesisParameters.pOutLeft  = &pEq->GetInChannelLeft()->Buffer()[Skip];
379                finalSynthesisParameters.pOutRight = &pEq->GetInChannelRight()->Buffer()[Skip];
380                pSignalUnitRack->UpdateEqSettings(pEq);
381            } else if (bVoiceRequiresDedicatedRouting) {
382              finalSynthesisParameters.pOutLeft  = &GetEngine()->pDedicatedVoiceChannelLeft->Buffer()[Skip];              finalSynthesisParameters.pOutLeft  = &GetEngine()->pDedicatedVoiceChannelLeft->Buffer()[Skip];
383              finalSynthesisParameters.pOutRight = &GetEngine()->pDedicatedVoiceChannelRight->Buffer()[Skip];              finalSynthesisParameters.pOutRight = &GetEngine()->pDedicatedVoiceChannelRight->Buffer()[Skip];
384          } else {          } else {
# Line 323  namespace LinuxSampler { Line 389  namespace LinuxSampler {
389    
390          RTList<Event>::Iterator itCCEvent = pChannel->pEvents->first();          RTList<Event>::Iterator itCCEvent = pChannel->pEvents->first();
391          RTList<Event>::Iterator itNoteEvent;          RTList<Event>::Iterator itNoteEvent;
392          GetFirstEventOnKey(MIDIKey, itNoteEvent);          GetFirstEventOnKey(HostKey(), itNoteEvent);
393    
394          RTList<Event>::Iterator itGroupEvent;          RTList<Event>::Iterator itGroupEvent;
395          if (pGroupEvents) itGroupEvent = pGroupEvents->first();          if (pGroupEvents && !Orphan) itGroupEvent = pGroupEvents->first();
396    
397          if (itTriggerEvent) { // skip events that happened before this voice was triggered          if (itTriggerEvent) { // skip events that happened before this voice was triggered
398              while (itCCEvent && itCCEvent->FragmentPos() <= Skip) ++itCCEvent;              while (itCCEvent && itCCEvent->FragmentPos() <= Skip) ++itCCEvent;
# Line 352  namespace LinuxSampler { Line 418  namespace LinuxSampler {
418                  // drivers that use Samples < MaxSamplesPerCycle).                  // drivers that use Samples < MaxSamplesPerCycle).
419                  // End the EG1 here, at pos 0, with a shorter max fade                  // End the EG1 here, at pos 0, with a shorter max fade
420                  // out time.                  // out time.
421                  if (GetSignalUnitRack() == NULL) {                  if (pSignalUnitRack == NULL) {
422                      pEG1->enterFadeOutStage(Samples / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                      pEG1->enterFadeOutStage(Samples / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
423                  } else {                  } else {
424                      // TODO:                      pSignalUnitRack->EnterFadeOutStage(Samples / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
425                  }                  }
426                  itKillEvent = Pool<Event>::Iterator();                  itKillEvent = Pool<Event>::Iterator();
427              } else {              } else {
# Line 371  namespace LinuxSampler { Line 437  namespace LinuxSampler {
437              fFinalCutoff    = VCFCutoffCtrl.fvalue;              fFinalCutoff    = VCFCutoffCtrl.fvalue;
438              fFinalResonance = VCFResonanceCtrl.fvalue;              fFinalResonance = VCFResonanceCtrl.fvalue;
439    
440              // process MIDI control change and pitchbend events for this subfragment              // process MIDI control change, aftertouch and pitchbend events for this subfragment
441              processCCEvents(itCCEvent, iSubFragmentEnd);              processCCEvents(itCCEvent, iSubFragmentEnd);
442                uint8_t pan = MIDIPan;
443                if (pSignalUnitRack != NULL) pan = pSignalUnitRack->GetEndpointUnit()->CalculatePan(MIDIPan);
444    
445                PanLeftSmoother.update(AbstractEngine::PanCurve[128 - pan] * NotePanLeft);
446                PanRightSmoother.update(AbstractEngine::PanCurve[pan]      * NotePanRight);
447    
448              finalSynthesisParameters.fFinalPitch = Pitch.PitchBase * Pitch.PitchBend;              finalSynthesisParameters.fFinalPitch = Pitch.PitchBase * Pitch.PitchBend * NotePitch;
449              float fFinalVolume = VolumeSmoother.render() * CrossfadeSmoother.render();  
450                float fFinalVolume = VolumeSmoother.render() * CrossfadeSmoother.render() * NoteVolumeSmoother.render();
451  #ifdef CONFIG_PROCESS_MUTED_CHANNELS  #ifdef CONFIG_PROCESS_MUTED_CHANNELS
452              if (pChannel->GetMute()) fFinalVolume = 0;              if (pChannel->GetMute()) fFinalVolume = 0;
453  #endif  #endif
# Line 383  namespace LinuxSampler { Line 455  namespace LinuxSampler {
455              // process transition events (note on, note off & sustain pedal)              // process transition events (note on, note off & sustain pedal)
456              processTransitionEvents(itNoteEvent, iSubFragmentEnd);              processTransitionEvents(itNoteEvent, iSubFragmentEnd);
457              processGroupEvents(itGroupEvent, iSubFragmentEnd);              processGroupEvents(itGroupEvent, iSubFragmentEnd);
458                
459              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
460                  // if the voice was killed in this subfragment, or if the                  // if the voice was killed in this subfragment, or if the
461                  // filter EG is finished, switch EG1 to fade out stage                  // filter EG is finished, switch EG1 to fade out stage
462                  if ((itKillEvent && killPos <= iSubFragmentEnd) ||                  if ((itKillEvent && killPos <= iSubFragmentEnd) ||
# Line 427  namespace LinuxSampler { Line 499  namespace LinuxSampler {
499    
500                  // process low frequency oscillators                  // process low frequency oscillators
501                  if (bLFO1Enabled) fFinalVolume *= (1.0f - pLFO1->render());                  if (bLFO1Enabled) fFinalVolume *= (1.0f - pLFO1->render());
502                  if (bLFO2Enabled) fFinalCutoff *= pLFO2->render();                  if (bLFO2Enabled) fFinalCutoff *= (1.0f - pLFO2->render());
503                  if (bLFO3Enabled) finalSynthesisParameters.fFinalPitch *= RTMath::CentsToFreqRatio(pLFO3->render());                  if (bLFO3Enabled) finalSynthesisParameters.fFinalPitch *= RTMath::CentsToFreqRatio(pLFO3->render());
504              } else {              } else {
505                  // if the voice was killed in this subfragment, or if the                  // if the voice was killed in this subfragment, enter fade out stage
506                  // filter EG is finished, switch EG1 to fade out stage                  if (itKillEvent && killPos <= iSubFragmentEnd) {
507                  /*if ((itKillEvent && killPos <= iSubFragmentEnd) ||                      pSignalUnitRack->EnterFadeOutStage();
508                      (SYNTHESIS_MODE_GET_FILTER(SynthesisMode) &&                      itKillEvent = Pool<Event>::Iterator();
509                      pEG2->getSegmentType() == EG::segment_end)) {                  }
510                    
511                    // if the filter EG is finished, switch EG1 to fade out stage
512                    /*if (SYNTHESIS_MODE_GET_FILTER(SynthesisMode) &&
513                        pEG2->getSegmentType() == EG::segment_end) {
514                      pEG1->enterFadeOutStage();                      pEG1->enterFadeOutStage();
515                      itKillEvent = Pool<Event>::Iterator();                      itKillEvent = Pool<Event>::Iterator();
516                  }*/                  }*/
517                  // TODO: ^^^                  // TODO: ^^^
518    
519                  fFinalVolume   *= GetSignalUnitRack()->GetEndpointUnit()->GetVolume();                  fFinalVolume   *= pSignalUnitRack->GetEndpointUnit()->GetVolume();
520                  fFinalCutoff    = GetSignalUnitRack()->GetEndpointUnit()->CalculateFilterCutoff(fFinalCutoff);                  fFinalCutoff    = pSignalUnitRack->GetEndpointUnit()->CalculateFilterCutoff(fFinalCutoff);
521                  fFinalResonance = GetSignalUnitRack()->GetEndpointUnit()->CalculateResonance(fFinalResonance);                  fFinalResonance = pSignalUnitRack->GetEndpointUnit()->CalculateResonance(fFinalResonance);
522                                    
523                  finalSynthesisParameters.fFinalPitch =                  finalSynthesisParameters.fFinalPitch =
524                      GetSignalUnitRack()->GetEndpointUnit()->CalculatePitch(finalSynthesisParameters.fFinalPitch);                      pSignalUnitRack->GetEndpointUnit()->CalculatePitch(finalSynthesisParameters.fFinalPitch);
525                                            
526              }              }
527                
528                fFinalCutoff    *= NoteCutoff;
529                fFinalResonance *= NoteResonance;
530    
531              // limit the pitch so we don't read outside the buffer              // limit the pitch so we don't read outside the buffer
532              finalSynthesisParameters.fFinalPitch = RTMath::Min(finalSynthesisParameters.fFinalPitch, float(1 << CONFIG_MAX_PITCH));              finalSynthesisParameters.fFinalPitch = RTMath::Min(finalSynthesisParameters.fFinalPitch, float(1 << CONFIG_MAX_PITCH));
533    
# Line 481  namespace LinuxSampler { Line 560  namespace LinuxSampler {
560                  fFinalVolume * VolumeRight * PanRightSmoother.render();                  fFinalVolume * VolumeRight * PanRightSmoother.render();
561  #endif  #endif
562              // render audio for one subfragment              // render audio for one subfragment
563              RunSynthesisFunction(SynthesisMode, &finalSynthesisParameters, &loop);              if (!delay) RunSynthesisFunction(SynthesisMode, &finalSynthesisParameters, &loop);
564    
565              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
566                  // stop the rendering if volume EG is finished                  // stop the rendering if volume EG is finished
567                  if (pEG1->getSegmentType() == EG::segment_end) break;                  if (pEG1->getSegmentType() == EG::segment_end) break;
568              } else {              } else {
569                  // stop the rendering if the endpoint unit is not active                  // stop the rendering if the endpoint unit is not active
570                  if (!GetSignalUnitRack()->GetEndpointUnit()->Active()) break;                  if (!pSignalUnitRack->GetEndpointUnit()->Active()) break;
571              }              }
572    
573              const double newPos = Pos + (iSubFragmentEnd - i) * finalSynthesisParameters.fFinalPitch;              const double newPos = Pos + (iSubFragmentEnd - i) * finalSynthesisParameters.fFinalPitch;
574    
575              if (GetSignalUnitRack() == NULL) {              if (pSignalUnitRack == NULL) {
576                  // increment envelopes' positions                  // increment envelopes' positions
577                  if (pEG1->active()) {                  if (pEG1->active()) {
578    
# Line 518  namespace LinuxSampler { Line 597  namespace LinuxSampler {
597                      }*/                      }*/
598                  // TODO: ^^^                  // TODO: ^^^
599                                    
600                  GetSignalUnitRack()->Increment();                  if (!delay) pSignalUnitRack->Increment();
601              }              }
602    
603              Pos = newPos;              Pos = newPos;
604              i = iSubFragmentEnd;              i = iSubFragmentEnd;
605          }          }
606            
607            if (delay) return;
608    
609          if (bVoiceRequiresDedicatedRouting) {          if (bVoiceRequiresDedicatedRouting) {
610                if (bEq) {
611                    pEq->RenderAudio(Samples);
612                    pEq->GetOutChannelLeft()->CopyTo(GetEngine()->pDedicatedVoiceChannelLeft, Samples);
613                    pEq->GetOutChannelRight()->CopyTo(GetEngine()->pDedicatedVoiceChannelRight, Samples);
614                }
615              optional<float> effectSendLevels[2] = {              optional<float> effectSendLevels[2] = {
616                  pMidiKeyInfo->ReverbSend,                  pMidiKeyInfo->ReverbSend,
617                  pMidiKeyInfo->ChorusSend                  pMidiKeyInfo->ChorusSend
618              };              };
619              GetEngine()->RouteDedicatedVoiceChannels(pEngineChannel, effectSendLevels, Samples);              GetEngine()->RouteDedicatedVoiceChannels(pEngineChannel, effectSendLevels, Samples);
620            } else if (bEq) {
621                pEq->RenderAudio(Samples);
622                pEq->GetOutChannelLeft()->MixTo(pChannel->pChannelLeft, Samples);
623                pEq->GetOutChannelRight()->MixTo(pChannel->pChannelRight, Samples);
624          }          }
625      }      }
626    
627      /**      /**
628       * Process given list of MIDI control change and pitch bend events for       * Process given list of MIDI control change, aftertouch and pitch bend
629       * the given time.       * events for the given time.
630       *       *
631       * @param itEvent - iterator pointing to the next event to be processed       * @param itEvent - iterator pointing to the next event to be processed
632       * @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 640  namespace LinuxSampler {
640                  if (itEvent->Param.CC.Controller == VCFResonanceCtrl.controller) {                  if (itEvent->Param.CC.Controller == VCFResonanceCtrl.controller) {
641                      processResonanceEvent(itEvent);                      processResonanceEvent(itEvent);
642                  }                  }
643                  if (GetSignalUnitRack() == NULL) {                  if (pSignalUnitRack == NULL) {
644                      if (itEvent->Param.CC.Controller == pLFO1->ExtController) {                      if (itEvent->Param.CC.Controller == pLFO1->ExtController) {
645                          pLFO1->update(itEvent->Param.CC.Value);                          pLFO1->update(itEvent->Param.CC.Value);
646                      }                      }
# Line 564  namespace LinuxSampler { Line 654  namespace LinuxSampler {
654                  if (itEvent->Param.CC.Controller == 7) { // volume                  if (itEvent->Param.CC.Controller == 7) { // volume
655                      VolumeSmoother.update(AbstractEngine::VolumeCurve[itEvent->Param.CC.Value]);                      VolumeSmoother.update(AbstractEngine::VolumeCurve[itEvent->Param.CC.Value]);
656                  } else if (itEvent->Param.CC.Controller == 10) { // panpot                  } else if (itEvent->Param.CC.Controller == 10) { // panpot
657                      PanLeftSmoother.update(AbstractEngine::PanCurve[128 - itEvent->Param.CC.Value]);                      MIDIPan = CalculatePan(itEvent->Param.CC.Value);
                     PanRightSmoother.update(AbstractEngine::PanCurve[itEvent->Param.CC.Value]);  
658                  }                  }
659              } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event              } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event
660                  processPitchEvent(itEvent);                  processPitchEvent(itEvent);
661                } else if (itEvent->Type == Event::type_channel_pressure) {
662                    ProcessChannelPressureEvent(itEvent);
663                } else if (itEvent->Type == Event::type_note_pressure) {
664                    ProcessPolyphonicKeyPressureEvent(itEvent);
665              }              }
666    
667              ProcessCCEvent(itEvent);              ProcessCCEvent(itEvent);
668              if (GetSignalUnitRack() != NULL) {              if (pSignalUnitRack != NULL) {
669                  GetSignalUnitRack()->ProcessCCEvent(itEvent);                  pSignalUnitRack->ProcessCCEvent(itEvent);
670              }              }
671          }          }
672      }      }
# Line 593  namespace LinuxSampler { Line 686  namespace LinuxSampler {
686      }      }
687    
688      /**      /**
689       * 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
690       * for the given time.       * note synthesis parameter events for the given time.
691       *       *
692       * @param itEvent - iterator pointing to the next event to be processed       * @param itEvent - iterator pointing to the next event to be processed
693       * @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 699  namespace LinuxSampler {
699                  if (itEvent->Type == Event::type_release) {                  if (itEvent->Type == Event::type_release) {
700                      EnterReleaseStage();                      EnterReleaseStage();
701                  } else if (itEvent->Type == Event::type_cancel_release) {                  } else if (itEvent->Type == Event::type_cancel_release) {
702                      if (GetSignalUnitRack() == NULL) {                      if (pSignalUnitRack == NULL) {
703                          pEG1->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                          pEG1->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
704                          pEG2->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                          pEG2->update(EG::event_cancel_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
705                      } else {                      } else {
706                          GetSignalUnitRack()->CancelRelease();                          pSignalUnitRack->CancelRelease();
707                      }                      }
708                  }                  }
709              }              }
710                // process synthesis parameter events (caused by built-in realt-time instrument script functions)
711                if (itEvent->Type == Event::type_note_synth_param && pNote &&
712                    pEngineChannel->pEngine->NoteByID( itEvent->Param.NoteSynthParam.NoteID ) == pNote)
713                {
714                    switch (itEvent->Param.NoteSynthParam.Type) {
715                        case Event::synth_param_volume:
716                            NoteVolumeSmoother.update(itEvent->Param.NoteSynthParam.AbsValue);
717                            break;
718                        case Event::synth_param_pitch:
719                            NotePitch = itEvent->Param.NoteSynthParam.AbsValue;
720                            break;
721                        case Event::synth_param_pan:
722                            NotePanLeft  = AbstractEngine::PanCurveValueNorm(itEvent->Param.NoteSynthParam.AbsValue, 0 /*left*/);
723                            NotePanRight = AbstractEngine::PanCurveValueNorm(itEvent->Param.NoteSynthParam.AbsValue, 1 /*right*/);
724                            break;
725                        case Event::synth_param_cutoff:
726                            NoteCutoff = itEvent->Param.NoteSynthParam.AbsValue;
727                            break;
728                        case Event::synth_param_resonance:
729                            NoteResonance = itEvent->Param.NoteSynthParam.AbsValue;
730                            break;
731                    }
732                }
733          }          }
734      }      }
735    
# Line 638  namespace LinuxSampler { Line 754  namespace LinuxSampler {
754       * @param itNoteOffEvent - event which causes this voice to die soon       * @param itNoteOffEvent - event which causes this voice to die soon
755       */       */
756      void AbstractVoice::UpdatePortamentoPos(Pool<Event>::Iterator& itNoteOffEvent) {      void AbstractVoice::UpdatePortamentoPos(Pool<Event>::Iterator& itNoteOffEvent) {
757          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
758              const float fFinalEG3Level = EG3.level(itNoteOffEvent->FragmentPos());              const float fFinalEG3Level = EG3.level(itNoteOffEvent->FragmentPos());
759              pEngineChannel->PortamentoPos = (float) MIDIKey + RTMath::FreqRatioToCents(fFinalEG3Level) * 0.01f;              pEngineChannel->PortamentoPos = (float) MIDIKey() + RTMath::FreqRatioToCents(fFinalEG3Level) * 0.01f;
760          } else {          } else {
761              // TODO:              // TODO:
762          }          }
# Line 667  namespace LinuxSampler { Line 783  namespace LinuxSampler {
783    
784      Voice::PitchInfo AbstractVoice::CalculatePitchInfo(int PitchBend) {      Voice::PitchInfo AbstractVoice::CalculatePitchInfo(int PitchBend) {
785          PitchInfo pitch;          PitchInfo pitch;
786          double pitchbasecents = InstrInfo.FineTune + RgnInfo.FineTune + GetEngine()->ScaleTuning[MIDIKey % 12];          double pitchbasecents = InstrInfo.FineTune + RgnInfo.FineTune + GetEngine()->ScaleTuning[MIDIKey() % 12];
787    
788          // GSt behaviour: maximum transpose up is 40 semitones. If          // GSt behaviour: maximum transpose up is 40 semitones. If
789          // MIDI key is more than 40 semitones above unity note,          // MIDI key is more than 40 semitones above unity note,
790          // the transpose is not done.          // the transpose is not done.
791          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;
792    
793          pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));          pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));
794          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 796  namespace LinuxSampler {
796    
797          return pitch;          return pitch;
798      }      }
799        
800        void AbstractVoice::onScaleTuningChanged() {
801            PitchInfo pitch = this->Pitch;
802            double pitchbasecents = InstrInfo.FineTune + RgnInfo.FineTune + GetEngine()->ScaleTuning[MIDIKey() % 12];
803            
804            // GSt behaviour: maximum transpose up is 40 semitones. If
805            // MIDI key is more than 40 semitones above unity note,
806            // the transpose is not done.
807            if (!SmplInfo.Unpitched && (MIDIKey() - (int) RgnInfo.UnityNote) < 40) pitchbasecents += (MIDIKey() - (int) RgnInfo.UnityNote) * 100;
808            
809            pitch.PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(SmplInfo.SampleRate) / double(GetEngine()->SampleRate));
810            this->Pitch = pitch;
811        }
812    
813      double AbstractVoice::CalculateVolume(double velocityAttenuation) {      double AbstractVoice::CalculateVolume(double velocityAttenuation) {
814          // 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 821  namespace LinuxSampler {
821          // the volume of release triggered samples depends on note length          // the volume of release triggered samples depends on note length
822          if (Type & Voice::type_release_trigger) {          if (Type & Voice::type_release_trigger) {
823              float noteLength = float(GetEngine()->FrameTime + Delay -              float noteLength = float(GetEngine()->FrameTime + Delay -
824                  GetNoteOnTime(MIDIKey) ) / GetEngine()->SampleRate;                  GetNoteOnTime(MIDIKey()) ) / GetEngine()->SampleRate;
825    
826              volume *= GetReleaseTriggerAttenuation(noteLength);              volume *= GetReleaseTriggerAttenuation(noteLength);
827          }          }
# Line 705  namespace LinuxSampler { Line 834  namespace LinuxSampler {
834      }      }
835    
836      void AbstractVoice::EnterReleaseStage() {      void AbstractVoice::EnterReleaseStage() {
837          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
838              pEG1->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);              pEG1->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
839              pEG2->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);              pEG2->update(EG::event_release, GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
840          } else {          } else {
841              GetSignalUnitRack()->EnterReleaseStage();              pSignalUnitRack->EnterReleaseStage();
842          }          }
843      }      }
844    
845      bool AbstractVoice::EG1Finished() {      bool AbstractVoice::EG1Finished() {
846          if (GetSignalUnitRack() == NULL) {          if (pSignalUnitRack == NULL) {
847              return pEG1->getSegmentType() == EG::segment_end;              return pEG1->getSegmentType() == EG::segment_end;
848          } else {          } else {
849              return !GetSignalUnitRack()->GetEndpointUnit()->Active();              return !pSignalUnitRack->GetEndpointUnit()->Active();
850          }          }
851      }      }
852    
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