/[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 3118 by schoenebeck, Fri Apr 21 13:33:03 2017 UTC revision 3251 by schoenebeck, Mon May 29 22:19:19 2017 UTC
# Line 5  Line 5 
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) 2009-2012 Christian Schoenebeck and Grigor Iliev        *   *   Copyright (C) 2009-2012 Christian Schoenebeck and Grigor Iliev        *
8   *   Copyright (C) 2013-2016 Christian Schoenebeck and Andreas Persson     *   *   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 129  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 139  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;
# Line 147  namespace LinuxSampler { Line 147  namespace LinuxSampler {
147          // this rate is used for rather mellow volume fades          // this rate is used for rather mellow volume fades
148          const float subfragmentRate = GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE;          const float subfragmentRate = GetEngine()->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE;
149          // this rate is used for very fast volume fades          // this rate is used for very fast volume fades
150          const float quickRampRate = RTMath::Min(subfragmentRate, GetEngine()->SampleRate * 0.001f /* 1ms */);          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, quickRampRate);          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 191  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);
# Line 211  namespace LinuxSampler { Line 215  namespace LinuxSampler {
215                  egInfo.Release *= pNote->Override.Release;                  egInfo.Release *= pNote->Override.Release;
216              }              }
217    
218              TriggerEG1(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, itNoteOnEvent->Param.Note.Velocity);              TriggerEG1(egInfo, velrelease, velocityAttenuation, GetEngine()->SampleRate, MIDIVelocity());
219          } else {          } else {
220              pSignalUnitRack->Trigger();              pSignalUnitRack->Trigger();
221          }          }
# Line 255  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 319  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 344  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 456  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 729  namespace LinuxSampler { Line 744  namespace LinuxSampler {
744              {              {
745                  EnterReleaseStage();                  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*/);
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