/[svn]/linuxsampler/trunk/src/engines/gig/Voice.cpp
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Diff of /linuxsampler/trunk/src/engines/gig/Voice.cpp

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revision 738 by schoenebeck, Tue Aug 16 17:14:25 2005 UTC revision 1259 by schoenebeck, Tue Jun 26 21:41:09 2007 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
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 Christian Schoenebeck                              *   *   Copyright (C) 2005 - 2007 Christian Schoenebeck                       *
7   *                                                                         *   *                                                                         *
8   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
9   *   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 23  Line 23 
23    
24  #include "../../common/Features.h"  #include "../../common/Features.h"
25  #include "Synthesizer.h"  #include "Synthesizer.h"
26    #include "Profiler.h"
27    
28  #include "Voice.h"  #include "Voice.h"
29    
30  namespace LinuxSampler { namespace gig {  namespace LinuxSampler { namespace gig {
31    
     const float Voice::FILTER_CUTOFF_COEFF(CalculateFilterCutoffCoeff());  
   
     float Voice::CalculateFilterCutoffCoeff() {  
         return log(CONFIG_FILTER_CUTOFF_MAX / CONFIG_FILTER_CUTOFF_MIN);  
     }  
   
32      Voice::Voice() {      Voice::Voice() {
33          pEngine     = NULL;          pEngine     = NULL;
34          pDiskThread = NULL;          pDiskThread = NULL;
# Line 43  namespace LinuxSampler { namespace gig { Line 38  namespace LinuxSampler { namespace gig {
38          pLFO3 = new LFOSigned(1200.0f); // pitch EG (-1200..+1200 range)          pLFO3 = new LFOSigned(1200.0f); // pitch EG (-1200..+1200 range)
39          KeyGroup = 0;          KeyGroup = 0;
40          SynthesisMode = 0; // set all mode bits to 0 first          SynthesisMode = 0; // set all mode bits to 0 first
41          // select synthesis implementation (currently either pure C++ or MMX+SSE(1))          // select synthesis implementation (asm core is not supported ATM)
42          #if CONFIG_ASM && ARCH_X86          #if 0 // CONFIG_ASM && ARCH_X86
43          SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, Features::supportsMMX() && Features::supportsSSE());          SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, Features::supportsMMX() && Features::supportsSSE());
44          #else          #else
45          SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, false);          SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, false);
46          #endif          #endif
47          SYNTHESIS_MODE_SET_PROFILING(SynthesisMode, true);          SYNTHESIS_MODE_SET_PROFILING(SynthesisMode, Profiler::isEnabled());
48    
49          FilterLeft.Reset();          finalSynthesisParameters.filterLeft.Reset();
50          FilterRight.Reset();          finalSynthesisParameters.filterRight.Reset();
51      }      }
52    
53      Voice::~Voice() {      Voice::~Voice() {
# Line 84  namespace LinuxSampler { namespace gig { Line 79  namespace LinuxSampler { namespace gig {
79      int Voice::Trigger(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent, int PitchBend, ::gig::DimensionRegion* pDimRgn, type_t VoiceType, int iKeyGroup) {      int Voice::Trigger(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent, int PitchBend, ::gig::DimensionRegion* pDimRgn, type_t VoiceType, int iKeyGroup) {
80          this->pEngineChannel = pEngineChannel;          this->pEngineChannel = pEngineChannel;
81          this->pDimRgn        = pDimRgn;          this->pDimRgn        = pDimRgn;
82            Orphan = false;
83    
84          #if CONFIG_DEVMODE          #if CONFIG_DEVMODE
85          if (itNoteOnEvent->FragmentPos() > pEngine->MaxSamplesPerCycle) { // just a sanity check for debugging          if (itNoteOnEvent->FragmentPos() > pEngine->MaxSamplesPerCycle) { // just a sanity check for debugging
# Line 103  namespace LinuxSampler { namespace gig { Line 99  namespace LinuxSampler { namespace gig {
99          // calculate volume          // calculate volume
100          const double velocityAttenuation = pDimRgn->GetVelocityAttenuation(itNoteOnEvent->Param.Note.Velocity);          const double velocityAttenuation = pDimRgn->GetVelocityAttenuation(itNoteOnEvent->Param.Note.Velocity);
101    
102          Volume = velocityAttenuation / 32768.0f; // we downscale by 32768 to convert from int16 value range to DSP value range (which is -1.0..1.0)          // For 16 bit samples, we downscale by 32768 to convert from
103            // int16 value range to DSP value range (which is
104            // -1.0..1.0). For 24 bit, we downscale from int32.
105            float volume = velocityAttenuation / (pSample->BitDepth == 16 ? 32768.0f : 32768.0f * 65536.0f);
106    
107          Volume *= pDimRgn->SampleAttenuation;          volume *= pDimRgn->SampleAttenuation * pEngineChannel->GlobalVolume * GLOBAL_VOLUME;
108    
109          // the volume of release triggered samples depends on note length          // the volume of release triggered samples depends on note length
110          if (Type == type_release_trigger) {          if (Type == type_release_trigger) {
# Line 113  namespace LinuxSampler { namespace gig { Line 112  namespace LinuxSampler { namespace gig {
112                                       pEngineChannel->pMIDIKeyInfo[MIDIKey].NoteOnTime) / pEngine->SampleRate;                                       pEngineChannel->pMIDIKeyInfo[MIDIKey].NoteOnTime) / pEngine->SampleRate;
113              float attenuation = 1 - 0.01053 * (256 >> pDimRgn->ReleaseTriggerDecay) * noteLength;              float attenuation = 1 - 0.01053 * (256 >> pDimRgn->ReleaseTriggerDecay) * noteLength;
114              if (attenuation <= 0) return -1;              if (attenuation <= 0) return -1;
115              Volume *= attenuation;              volume *= attenuation;
116          }          }
117    
118          // select channel mode (mono or stereo)          // select channel mode (mono or stereo)
119          SYNTHESIS_MODE_SET_CHANNELS(SynthesisMode, pSample->Channels == 2);          SYNTHESIS_MODE_SET_CHANNELS(SynthesisMode, pSample->Channels == 2);
120            // select bit depth (16 or 24)
121            SYNTHESIS_MODE_SET_BITDEPTH24(SynthesisMode, pSample->BitDepth == 24);
122    
123          // get starting crossfade volume level          // get starting crossfade volume level
124            float crossfadeVolume;
125          switch (pDimRgn->AttenuationController.type) {          switch (pDimRgn->AttenuationController.type) {
126              case ::gig::attenuation_ctrl_t::type_channelaftertouch:              case ::gig::attenuation_ctrl_t::type_channelaftertouch:
127                  CrossfadeVolume = 1.0f; //TODO: aftertouch not supported yet                  crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(pEngineChannel->ControllerTable[128])];
128                  break;                  break;
129              case ::gig::attenuation_ctrl_t::type_velocity:              case ::gig::attenuation_ctrl_t::type_velocity:
130                  CrossfadeVolume = CrossfadeAttenuation(itNoteOnEvent->Param.Note.Velocity);                  crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(itNoteOnEvent->Param.Note.Velocity)];
131                  break;                  break;
132              case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate              case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate
133                  CrossfadeVolume = CrossfadeAttenuation(pEngineChannel->ControllerTable[pDimRgn->AttenuationController.controller_number]);                  crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(pEngineChannel->ControllerTable[pDimRgn->AttenuationController.controller_number])];
134                  break;                  break;
135              case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined              case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined
136              default:              default:
137                  CrossfadeVolume = 1.0f;                  crossfadeVolume = 1.0f;
138          }          }
139    
140          PanLeft  = 1.0f - float(RTMath::Max(pDimRgn->Pan, 0)) /  63.0f;          VolumeLeft  = volume * Engine::PanCurve[64 - pDimRgn->Pan];
141          PanRight = 1.0f - float(RTMath::Min(pDimRgn->Pan, 0)) / -64.0f;          VolumeRight = volume * Engine::PanCurve[64 + pDimRgn->Pan];
142    
143            float subfragmentRate = pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE;
144            CrossfadeSmoother.trigger(crossfadeVolume, subfragmentRate);
145            VolumeSmoother.trigger(pEngineChannel->MidiVolume, subfragmentRate);
146            PanLeftSmoother.trigger(pEngineChannel->GlobalPanLeft, subfragmentRate);
147            PanRightSmoother.trigger(pEngineChannel->GlobalPanRight, subfragmentRate);
148    
149          Pos = pDimRgn->SampleStartOffset; // offset where we should start playback of sample (0 - 2000 sample points)          finalSynthesisParameters.dPos = pDimRgn->SampleStartOffset; // offset where we should start playback of sample (0 - 2000 sample points)
150            Pos = pDimRgn->SampleStartOffset;
151    
152          // 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
153          long cachedsamples = pSample->GetCache().Size / pSample->FrameSize;          long cachedsamples = pSample->GetCache().Size / pSample->FrameSize;
154          DiskVoice          = cachedsamples < pSample->SamplesTotal;          DiskVoice          = cachedsamples < pSample->SamplesTotal;
155    
156            const DLS::sample_loop_t& loopinfo = pDimRgn->pSampleLoops[0];
157    
158          if (DiskVoice) { // voice to be streamed from disk          if (DiskVoice) { // voice to be streamed from disk
159              MaxRAMPos = cachedsamples - (pEngine->MaxSamplesPerCycle << CONFIG_MAX_PITCH) / pSample->Channels; //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 - (pEngine->MaxSamplesPerCycle << CONFIG_MAX_PITCH) / pSample->Channels; //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)
160    
161              // check if there's a loop defined which completely fits into the cached (RAM) part of the sample              // check if there's a loop defined which completely fits into the cached (RAM) part of the sample
162              if (pSample->Loops && pSample->LoopEnd <= MaxRAMPos) {              RAMLoop = (pDimRgn->SampleLoops && (loopinfo.LoopStart + loopinfo.LoopLength) <= MaxRAMPos);
                 RAMLoop        = true;  
                 LoopCyclesLeft = pSample->LoopPlayCount;  
             }  
             else RAMLoop = false;  
163    
164              if (pDiskThread->OrderNewStream(&DiskStreamRef, pSample, MaxRAMPos, !RAMLoop) < 0) {              if (pDiskThread->OrderNewStream(&DiskStreamRef, pDimRgn, MaxRAMPos, !RAMLoop) < 0) {
165                  dmsg(1,("Disk stream order failed!\n"));                  dmsg(1,("Disk stream order failed!\n"));
166                  KillImmediately();                  KillImmediately();
167                  return -1;                  return -1;
# Line 163  namespace LinuxSampler { namespace gig { Line 170  namespace LinuxSampler { namespace gig {
170          }          }
171          else { // RAM only voice          else { // RAM only voice
172              MaxRAMPos = cachedsamples;              MaxRAMPos = cachedsamples;
173              if (pSample->Loops) {              RAMLoop = (pDimRgn->SampleLoops != 0);
                 RAMLoop        = true;  
                 LoopCyclesLeft = pSample->LoopPlayCount;  
             }  
             else RAMLoop = false;  
174              dmsg(4,("RAM only voice launched (Looping: %s)\n", (RAMLoop) ? "yes" : "no"));              dmsg(4,("RAM only voice launched (Looping: %s)\n", (RAMLoop) ? "yes" : "no"));
175          }          }
176            if (RAMLoop) {
177                loop.uiTotalCycles = pSample->LoopPlayCount;
178                loop.uiCyclesLeft  = pSample->LoopPlayCount;
179                loop.uiStart       = loopinfo.LoopStart;
180                loop.uiEnd         = loopinfo.LoopStart + loopinfo.LoopLength;
181                loop.uiSize        = loopinfo.LoopLength;
182            }
183    
184          // calculate initial pitch value          // calculate initial pitch value
185          {          {
# Line 192  namespace LinuxSampler { namespace gig { Line 201  namespace LinuxSampler { namespace gig {
201                      eg1controllervalue = 0;                      eg1controllervalue = 0;
202                      break;                      break;
203                  case ::gig::eg1_ctrl_t::type_channelaftertouch:                  case ::gig::eg1_ctrl_t::type_channelaftertouch:
204                      eg1controllervalue = 0; // TODO: aftertouch not yet supported                      eg1controllervalue = pEngineChannel->ControllerTable[128];
205                      break;                      break;
206                  case ::gig::eg1_ctrl_t::type_velocity:                  case ::gig::eg1_ctrl_t::type_velocity:
207                      eg1controllervalue = itNoteOnEvent->Param.Note.Velocity;                      eg1controllervalue = itNoteOnEvent->Param.Note.Velocity;
# Line 214  namespace LinuxSampler { namespace gig { Line 223  namespace LinuxSampler { namespace gig {
223              EG1.trigger(pDimRgn->EG1PreAttack,              EG1.trigger(pDimRgn->EG1PreAttack,
224                          pDimRgn->EG1Attack * eg1attack,                          pDimRgn->EG1Attack * eg1attack,
225                          pDimRgn->EG1Hold,                          pDimRgn->EG1Hold,
                         pSample->LoopStart,  
226                          pDimRgn->EG1Decay1 * eg1decay * velrelease,                          pDimRgn->EG1Decay1 * eg1decay * velrelease,
227                          pDimRgn->EG1Decay2 * eg1decay * velrelease,                          pDimRgn->EG1Decay2 * eg1decay * velrelease,
228                          pDimRgn->EG1InfiniteSustain,                          pDimRgn->EG1InfiniteSustain,
# Line 224  namespace LinuxSampler { namespace gig { Line 232  namespace LinuxSampler { namespace gig {
232                          pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                          pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
233          }          }
234    
235    #ifdef CONFIG_INTERPOLATE_VOLUME
236            // setup initial volume in synthesis parameters
237    #ifdef CONFIG_PROCESS_MUTED_CHANNELS
238            if (pEngineChannel->GetMute()) {
239                finalSynthesisParameters.fFinalVolumeLeft  = 0;
240                finalSynthesisParameters.fFinalVolumeRight = 0;
241            }
242            else
243    #else
244            {
245                float finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * EG1.getLevel();
246    
247                finalSynthesisParameters.fFinalVolumeLeft  = finalVolume * VolumeLeft  * pEngineChannel->GlobalPanLeft;
248                finalSynthesisParameters.fFinalVolumeRight = finalVolume * VolumeRight * pEngineChannel->GlobalPanRight;
249            }
250    #endif
251    #endif
252    
253          // setup EG 2 (VCF Cutoff EG)          // setup EG 2 (VCF Cutoff EG)
254          {          {
# Line 234  namespace LinuxSampler { namespace gig { Line 259  namespace LinuxSampler { namespace gig {
259                      eg2controllervalue = 0;                      eg2controllervalue = 0;
260                      break;                      break;
261                  case ::gig::eg2_ctrl_t::type_channelaftertouch:                  case ::gig::eg2_ctrl_t::type_channelaftertouch:
262                      eg2controllervalue = 0; // TODO: aftertouch not yet supported                      eg2controllervalue = pEngineChannel->ControllerTable[128];
263                      break;                      break;
264                  case ::gig::eg2_ctrl_t::type_velocity:                  case ::gig::eg2_ctrl_t::type_velocity:
265                      eg2controllervalue = itNoteOnEvent->Param.Note.Velocity;                      eg2controllervalue = itNoteOnEvent->Param.Note.Velocity;
# Line 253  namespace LinuxSampler { namespace gig { Line 278  namespace LinuxSampler { namespace gig {
278              EG2.trigger(pDimRgn->EG2PreAttack,              EG2.trigger(pDimRgn->EG2PreAttack,
279                          pDimRgn->EG2Attack * eg2attack,                          pDimRgn->EG2Attack * eg2attack,
280                          false,                          false,
                         pSample->LoopStart,  
281                          pDimRgn->EG2Decay1 * eg2decay * velrelease,                          pDimRgn->EG2Decay1 * eg2decay * velrelease,
282                          pDimRgn->EG2Decay2 * eg2decay * velrelease,                          pDimRgn->EG2Decay2 * eg2decay * velrelease,
283                          pDimRgn->EG2InfiniteSustain,                          pDimRgn->EG2InfiniteSustain,
# Line 266  namespace LinuxSampler { namespace gig { Line 290  namespace LinuxSampler { namespace gig {
290    
291          // setup EG 3 (VCO EG)          // setup EG 3 (VCO EG)
292          {          {
293            double eg3depth = RTMath::CentsToFreqRatio(pDimRgn->EG3Depth);              // if portamento mode is on, we dedicate EG3 purely for portamento, otherwise if portamento is off we do as told by the patch
294            EG3.trigger(eg3depth, pDimRgn->EG3Attack, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);              bool  bPortamento = pEngineChannel->PortamentoMode && pEngineChannel->PortamentoPos >= 0.0f;
295                float eg3depth = (bPortamento)
296                                     ? RTMath::CentsToFreqRatio((pEngineChannel->PortamentoPos - (float) MIDIKey) * 100)
297                                     : RTMath::CentsToFreqRatio(pDimRgn->EG3Depth);
298                float eg3time = (bPortamento)
299                                    ? pEngineChannel->PortamentoTime
300                                    : pDimRgn->EG3Attack;
301                EG3.trigger(eg3depth, eg3time, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
302                dmsg(5,("PortamentoPos=%f, depth=%f, time=%f\n", pEngineChannel->PortamentoPos, eg3depth, eg3time));
303          }          }
304    
305    
# Line 305  namespace LinuxSampler { namespace gig { Line 337  namespace LinuxSampler { namespace gig {
337                      pLFO1->ExtController = 0; // no external controller                      pLFO1->ExtController = 0; // no external controller
338                      bLFO1Enabled         = false;                      bLFO1Enabled         = false;
339              }              }
340              if (bLFO1Enabled) pLFO1->trigger(pDimRgn->LFO1Frequency,              if (bLFO1Enabled) {
341                                               start_level_max,                  pLFO1->trigger(pDimRgn->LFO1Frequency,
342                                               lfo1_internal_depth,                                 start_level_min,
343                                               pDimRgn->LFO1ControlDepth,                                 lfo1_internal_depth,
344                                               pDimRgn->LFO1FlipPhase,                                 pDimRgn->LFO1ControlDepth,
345                                               pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                                 pDimRgn->LFO1FlipPhase,
346                                   pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
347                    pLFO1->update(pLFO1->ExtController ? pEngineChannel->ControllerTable[pLFO1->ExtController] : 0);
348                }
349          }          }
350    
351    
# Line 348  namespace LinuxSampler { namespace gig { Line 383  namespace LinuxSampler { namespace gig {
383                      pLFO2->ExtController = 0; // no external controller                      pLFO2->ExtController = 0; // no external controller
384                      bLFO2Enabled         = false;                      bLFO2Enabled         = false;
385              }              }
386              if (bLFO2Enabled) pLFO2->trigger(pDimRgn->LFO2Frequency,              if (bLFO2Enabled) {
387                                               start_level_max,                  pLFO2->trigger(pDimRgn->LFO2Frequency,
388                                               lfo2_internal_depth,                                 start_level_max,
389                                               pDimRgn->LFO2ControlDepth,                                 lfo2_internal_depth,
390                                               pDimRgn->LFO2FlipPhase,                                 pDimRgn->LFO2ControlDepth,
391                                               pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                                 pDimRgn->LFO2FlipPhase,
392                                   pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
393                    pLFO2->update(pLFO2->ExtController ? pEngineChannel->ControllerTable[pLFO2->ExtController] : 0);
394                }
395          }          }
396    
397    
# Line 373  namespace LinuxSampler { namespace gig { Line 411  namespace LinuxSampler { namespace gig {
411                      break;                      break;
412                  case ::gig::lfo3_ctrl_aftertouch:                  case ::gig::lfo3_ctrl_aftertouch:
413                      lfo3_internal_depth  = 0;                      lfo3_internal_depth  = 0;
414                      pLFO3->ExtController = 0; // TODO: aftertouch not implemented yet                      pLFO3->ExtController = 128;
415                      bLFO3Enabled         = false; // see TODO comment in line above                      bLFO3Enabled         = true;
416                      break;                      break;
417                  case ::gig::lfo3_ctrl_internal_modwheel:                  case ::gig::lfo3_ctrl_internal_modwheel:
418                      lfo3_internal_depth  = pDimRgn->LFO3InternalDepth;                      lfo3_internal_depth  = pDimRgn->LFO3InternalDepth;
# Line 383  namespace LinuxSampler { namespace gig { Line 421  namespace LinuxSampler { namespace gig {
421                      break;                      break;
422                  case ::gig::lfo3_ctrl_internal_aftertouch:                  case ::gig::lfo3_ctrl_internal_aftertouch:
423                      lfo3_internal_depth  = pDimRgn->LFO3InternalDepth;                      lfo3_internal_depth  = pDimRgn->LFO3InternalDepth;
424                      pLFO1->ExtController = 0; // TODO: aftertouch not implemented yet                      pLFO1->ExtController = 128;
425                      bLFO3Enabled         = (lfo3_internal_depth > 0 /*|| pDimRgn->LFO3ControlDepth > 0*/); // see TODO comment in line above                      bLFO3Enabled         = (lfo3_internal_depth > 0 || pDimRgn->LFO3ControlDepth > 0);
426                      break;                      break;
427                  default:                  default:
428                      lfo3_internal_depth  = 0;                      lfo3_internal_depth  = 0;
429                      pLFO3->ExtController = 0; // no external controller                      pLFO3->ExtController = 0; // no external controller
430                      bLFO3Enabled         = false;                      bLFO3Enabled         = false;
431              }              }
432              if (bLFO3Enabled) pLFO3->trigger(pDimRgn->LFO3Frequency,              if (bLFO3Enabled) {
433                                               start_level_mid,                  pLFO3->trigger(pDimRgn->LFO3Frequency,
434                                               lfo3_internal_depth,                                 start_level_mid,
435                                               pDimRgn->LFO3ControlDepth,                                 lfo3_internal_depth,
436                                               false,                                 pDimRgn->LFO3ControlDepth,
437                                               pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                                 false,
438                                   pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
439                    pLFO3->update(pLFO3->ExtController ? pEngineChannel->ControllerTable[pLFO3->ExtController] : 0);
440                }
441          }          }
442    
443    
# Line 438  namespace LinuxSampler { namespace gig { Line 479  namespace LinuxSampler { namespace gig {
479                  case ::gig::vcf_cutoff_ctrl_genpurpose8:                  case ::gig::vcf_cutoff_ctrl_genpurpose8:
480                      VCFCutoffCtrl.controller = 83;                      VCFCutoffCtrl.controller = 83;
481                      break;                      break;
482                  case ::gig::vcf_cutoff_ctrl_aftertouch: //TODO: not implemented yet                  case ::gig::vcf_cutoff_ctrl_aftertouch:
483                        VCFCutoffCtrl.controller = 128;
484                        break;
485                  case ::gig::vcf_cutoff_ctrl_none:                  case ::gig::vcf_cutoff_ctrl_none:
486                  default:                  default:
487                      VCFCutoffCtrl.controller = 0;                      VCFCutoffCtrl.controller = 0;
# Line 469  namespace LinuxSampler { namespace gig { Line 512  namespace LinuxSampler { namespace gig {
512              #endif // CONFIG_OVERRIDE_RESONANCE_CTRL              #endif // CONFIG_OVERRIDE_RESONANCE_CTRL
513    
514              #ifndef CONFIG_OVERRIDE_FILTER_TYPE              #ifndef CONFIG_OVERRIDE_FILTER_TYPE
515              FilterLeft.SetType(pDimRgn->VCFType);              finalSynthesisParameters.filterLeft.SetType(pDimRgn->VCFType);
516              FilterRight.SetType(pDimRgn->VCFType);              finalSynthesisParameters.filterRight.SetType(pDimRgn->VCFType);
517              #else // override filter type              #else // override filter type
518              FilterLeft.SetType(CONFIG_OVERRIDE_FILTER_TYPE);              finalSynthesisParameters.filterLeft.SetType(CONFIG_OVERRIDE_FILTER_TYPE);
519              FilterRight.SetType(CONFIG_OVERRIDE_FILTER_TYPE);              finalSynthesisParameters.filterRight.SetType(CONFIG_OVERRIDE_FILTER_TYPE);
520              #endif // CONFIG_OVERRIDE_FILTER_TYPE              #endif // CONFIG_OVERRIDE_FILTER_TYPE
521    
522              VCFCutoffCtrl.value    = pEngineChannel->ControllerTable[VCFCutoffCtrl.controller];              VCFCutoffCtrl.value    = pEngineChannel->ControllerTable[VCFCutoffCtrl.controller];
# Line 490  namespace LinuxSampler { namespace gig { Line 533  namespace LinuxSampler { namespace gig {
533              if (VCFCutoffCtrl.controller) {              if (VCFCutoffCtrl.controller) {
534                  cvalue = pEngineChannel->ControllerTable[VCFCutoffCtrl.controller];                  cvalue = pEngineChannel->ControllerTable[VCFCutoffCtrl.controller];
535                  if (pDimRgn->VCFCutoffControllerInvert) cvalue = 127 - cvalue;                  if (pDimRgn->VCFCutoffControllerInvert) cvalue = 127 - cvalue;
536                    // VCFVelocityScale in this case means Minimum cutoff
537                  if (cvalue < pDimRgn->VCFVelocityScale) cvalue = pDimRgn->VCFVelocityScale;                  if (cvalue < pDimRgn->VCFVelocityScale) cvalue = pDimRgn->VCFVelocityScale;
538              }              }
539              else {              else {
540                  cvalue = pDimRgn->VCFCutoff;                  cvalue = pDimRgn->VCFCutoff;
541              }              }
542              cutoff *= float(cvalue) * 0.00787402f; // (1 / 127)              cutoff *= float(cvalue);
543              if (cutoff > 1.0) cutoff = 1.0;              if (cutoff > 127.0f) cutoff = 127.0f;
             cutoff = exp(cutoff * FILTER_CUTOFF_COEFF) * CONFIG_FILTER_CUTOFF_MIN;  
544    
545              // calculate resonance              // calculate resonance
546              float resonance = (float) VCFResonanceCtrl.value * 0.00787f;   // 0.0..1.0              float resonance = (float) (VCFResonanceCtrl.controller ? VCFResonanceCtrl.value : pDimRgn->VCFResonance);
             if (pDimRgn->VCFKeyboardTracking) {  
                 resonance += (float) (itNoteOnEvent->Param.Note.Key - pDimRgn->VCFKeyboardTrackingBreakpoint) * 0.00787f;  
             }  
             Constrain(resonance, 0.0, 1.0); // correct resonance if outside allowed value range (0.0..1.0)  
547    
548              VCFCutoffCtrl.fvalue    = cutoff - CONFIG_FILTER_CUTOFF_MIN;              VCFCutoffCtrl.fvalue    = cutoff;
549              VCFResonanceCtrl.fvalue = resonance;              VCFResonanceCtrl.fvalue = resonance;
550          }          }
551          else {          else {
# Line 547  namespace LinuxSampler { namespace gig { Line 586  namespace LinuxSampler { namespace gig {
586    
587                      if (DiskVoice) {                      if (DiskVoice) {
588                          // check if we reached the allowed limit of the sample RAM cache                          // check if we reached the allowed limit of the sample RAM cache
589                          if (Pos > MaxRAMPos) {                          if (finalSynthesisParameters.dPos > MaxRAMPos) {
590                              dmsg(5,("Voice: switching to disk playback (Pos=%f)\n", Pos));                              dmsg(5,("Voice: switching to disk playback (Pos=%f)\n", finalSynthesisParameters.dPos));
591                              this->PlaybackState = playback_state_disk;                              this->PlaybackState = playback_state_disk;
592                          }                          }
593                      }                      } else if (finalSynthesisParameters.dPos >= pSample->GetCache().Size / pSample->FrameSize) {
                     else if (Pos >= pSample->GetCache().Size / pSample->FrameSize) {  
594                          this->PlaybackState = playback_state_end;                          this->PlaybackState = playback_state_end;
595                      }                      }
596                  }                  }
# Line 567  namespace LinuxSampler { namespace gig { Line 605  namespace LinuxSampler { namespace gig {
605                              KillImmediately();                              KillImmediately();
606                              return;                              return;
607                          }                          }
608                          DiskStreamRef.pStream->IncrementReadPos(pSample->Channels * (int(Pos) - MaxRAMPos));                          DiskStreamRef.pStream->IncrementReadPos(pSample->Channels * (int(finalSynthesisParameters.dPos) - MaxRAMPos));
609                          Pos -= int(Pos);                          finalSynthesisParameters.dPos -= int(finalSynthesisParameters.dPos);
610                          RealSampleWordsLeftToRead = -1; // -1 means no silence has been added yet                          RealSampleWordsLeftToRead = -1; // -1 means no silence has been added yet
611                      }                      }
612    
# Line 584  namespace LinuxSampler { namespace gig { Line 622  namespace LinuxSampler { namespace gig {
622                          }                          }
623                      }                      }
624    
625                      sample_t* ptr = DiskStreamRef.pStream->GetReadPtr(); // get the current read_ptr within the ringbuffer where we read the samples from                      sample_t* ptr = (sample_t*)DiskStreamRef.pStream->GetReadPtr(); // get the current read_ptr within the ringbuffer where we read the samples from
626    
627                      // render current audio fragment                      // render current audio fragment
628                      Synthesize(Samples, ptr, Delay);                      Synthesize(Samples, ptr, Delay);
629    
630                      const int iPos = (int) Pos;                      const int iPos = (int) finalSynthesisParameters.dPos;
631                      const int readSampleWords = iPos * pSample->Channels; // amount of sample words actually been read                      const int readSampleWords = iPos * pSample->Channels; // amount of sample words actually been read
632                      DiskStreamRef.pStream->IncrementReadPos(readSampleWords);                      DiskStreamRef.pStream->IncrementReadPos(readSampleWords);
633                      Pos -= iPos; // just keep fractional part of Pos                      finalSynthesisParameters.dPos -= iPos; // just keep fractional part of playback position
634    
635                      // change state of voice to 'end' if we really reached the end of the sample data                      // change state of voice to 'end' if we really reached the end of the sample data
636                      if (RealSampleWordsLeftToRead >= 0) {                      if (RealSampleWordsLeftToRead >= 0) {
# Line 607  namespace LinuxSampler { namespace gig { Line 645  namespace LinuxSampler { namespace gig {
645                  break;                  break;
646          }          }
647    
         // Reset synthesis event lists  
         pEngineChannel->pEvents->clear();  
   
648          // Reset delay          // Reset delay
649          Delay = 0;          Delay = 0;
650    
# Line 624  namespace LinuxSampler { namespace gig { Line 659  namespace LinuxSampler { namespace gig {
659       *  suspended / not running.       *  suspended / not running.
660       */       */
661      void Voice::Reset() {      void Voice::Reset() {
662          FilterLeft.Reset();          finalSynthesisParameters.filterLeft.Reset();
663          FilterRight.Reset();          finalSynthesisParameters.filterRight.Reset();
664          DiskStreamRef.pStream = NULL;          DiskStreamRef.pStream = NULL;
665          DiskStreamRef.hStream = 0;          DiskStreamRef.hStream = 0;
666          DiskStreamRef.State   = Stream::state_unused;          DiskStreamRef.State   = Stream::state_unused;
# Line 640  namespace LinuxSampler { namespace gig { Line 675  namespace LinuxSampler { namespace gig {
675       * for the given time.       * for the given time.
676       *       *
677       * @param itEvent - iterator pointing to the next event to be processed       * @param itEvent - iterator pointing to the next event to be processed
678       * @param End     - youngest time stamp where processing should be stopped       * @param End     - youngest time stamp where processing should be stopped
679       */       */
680      void Voice::processTransitionEvents(RTList<Event>::Iterator& itEvent, uint End) {      void Voice::processTransitionEvents(RTList<Event>::Iterator& itEvent, uint End) {
681          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {
682              if (itEvent->Type == Event::type_release) {              if (itEvent->Type == Event::type_release) {
683                  EG1.update(EGADSR::event_release, this->Pos, fFinalPitch, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                  EG1.update(EGADSR::event_release, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
684                  EG2.update(EGADSR::event_release, this->Pos, fFinalPitch, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                  EG2.update(EGADSR::event_release, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
685              } else if (itEvent->Type == Event::type_cancel_release) {              } else if (itEvent->Type == Event::type_cancel_release) {
686                  EG1.update(EGADSR::event_cancel_release, this->Pos, fFinalPitch, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                  EG1.update(EGADSR::event_cancel_release, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
687                  EG2.update(EGADSR::event_cancel_release, this->Pos, fFinalPitch, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                  EG2.update(EGADSR::event_cancel_release, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
688              }              }
689          }          }
690      }      }
# Line 659  namespace LinuxSampler { namespace gig { Line 694  namespace LinuxSampler { namespace gig {
694       * the given time.       * the given time.
695       *       *
696       * @param itEvent - iterator pointing to the next event to be processed       * @param itEvent - iterator pointing to the next event to be processed
697       * @param End     - youngest time stamp where processing should be stopped       * @param End     - youngest time stamp where processing should be stopped
698       */       */
699      void Voice::processCCEvents(RTList<Event>::Iterator& itEvent, uint End) {      void Voice::processCCEvents(RTList<Event>::Iterator& itEvent, uint End) {
700          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {          for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {
# Line 682  namespace LinuxSampler { namespace gig { Line 717  namespace LinuxSampler { namespace gig {
717                  }                  }
718                  if (pDimRgn->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange &&                  if (pDimRgn->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange &&
719                      itEvent->Param.CC.Controller == pDimRgn->AttenuationController.controller_number) {                      itEvent->Param.CC.Controller == pDimRgn->AttenuationController.controller_number) {
720                      processCrossFadeEvent(itEvent);                      CrossfadeSmoother.update(Engine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]);
721                    }
722                    if (itEvent->Param.CC.Controller == 7) { // volume
723                        VolumeSmoother.update(Engine::VolumeCurve[itEvent->Param.CC.Value]);
724                    } else if (itEvent->Param.CC.Controller == 10) { // panpot
725                        PanLeftSmoother.update(Engine::PanCurve[128 - itEvent->Param.CC.Value]);
726                        PanRightSmoother.update(Engine::PanCurve[itEvent->Param.CC.Value]);
727                  }                  }
728              } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event              } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event
729                  processPitchEvent(itEvent);                  processPitchEvent(itEvent);
# Line 692  namespace LinuxSampler { namespace gig { Line 733  namespace LinuxSampler { namespace gig {
733    
734      void Voice::processPitchEvent(RTList<Event>::Iterator& itEvent) {      void Voice::processPitchEvent(RTList<Event>::Iterator& itEvent) {
735          const float pitch = RTMath::CentsToFreqRatio(((double) itEvent->Param.Pitch.Pitch / 8192.0) * 200.0); // +-two semitones = +-200 cents          const float pitch = RTMath::CentsToFreqRatio(((double) itEvent->Param.Pitch.Pitch / 8192.0) * 200.0); // +-two semitones = +-200 cents
736          fFinalPitch *= pitch;          finalSynthesisParameters.fFinalPitch *= pitch;
737      }          PitchBend = pitch;
   
     void Voice::processCrossFadeEvent(RTList<Event>::Iterator& itEvent) {  
         CrossfadeVolume = CrossfadeAttenuation(itEvent->Param.CC.Value);  
         #if CONFIG_PROCESS_MUTED_CHANNELS  
         const float effectiveVolume = CrossfadeVolume * Volume * (pEngineChannel->GetMute() ? 0 : pEngineChannel->GlobalVolume);  
         #else  
         const float effectiveVolume = CrossfadeVolume * Volume * pEngineChannel->GlobalVolume;  
         #endif  
         fFinalVolume = effectiveVolume;  
738      }      }
739    
740      void Voice::processCutoffEvent(RTList<Event>::Iterator& itEvent) {      void Voice::processCutoffEvent(RTList<Event>::Iterator& itEvent) {
# Line 711  namespace LinuxSampler { namespace gig { Line 743  namespace LinuxSampler { namespace gig {
743          VCFCutoffCtrl.value == ccvalue;          VCFCutoffCtrl.value == ccvalue;
744          if (pDimRgn->VCFCutoffControllerInvert)  ccvalue = 127 - ccvalue;          if (pDimRgn->VCFCutoffControllerInvert)  ccvalue = 127 - ccvalue;
745          if (ccvalue < pDimRgn->VCFVelocityScale) ccvalue = pDimRgn->VCFVelocityScale;          if (ccvalue < pDimRgn->VCFVelocityScale) ccvalue = pDimRgn->VCFVelocityScale;
746          float cutoff = CutoffBase * float(ccvalue) * 0.00787402f; // (1 / 127)          float cutoff = CutoffBase * float(ccvalue);
747          if (cutoff > 1.0) cutoff = 1.0;          if (cutoff > 127.0f) cutoff = 127.0f;
748          cutoff = exp(cutoff * FILTER_CUTOFF_COEFF) * CONFIG_FILTER_CUTOFF_MIN - CONFIG_FILTER_CUTOFF_MIN;  
749          VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time          VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time
750          fFinalCutoff = cutoff;          fFinalCutoff = cutoff;
751      }      }
# Line 722  namespace LinuxSampler { namespace gig { Line 754  namespace LinuxSampler { namespace gig {
754          // convert absolute controller value to differential          // convert absolute controller value to differential
755          const int ctrldelta = itEvent->Param.CC.Value - VCFResonanceCtrl.value;          const int ctrldelta = itEvent->Param.CC.Value - VCFResonanceCtrl.value;
756          VCFResonanceCtrl.value = itEvent->Param.CC.Value;          VCFResonanceCtrl.value = itEvent->Param.CC.Value;
757          const float resonancedelta = (float) ctrldelta * 0.00787f; // 0.0..1.0          const float resonancedelta = (float) ctrldelta;
758          fFinalResonance += resonancedelta;          fFinalResonance += resonancedelta;
759          // needed for initialization of parameter          // needed for initialization of parameter
760          VCFResonanceCtrl.fvalue = itEvent->Param.CC.Value * 0.00787f;          VCFResonanceCtrl.fvalue = itEvent->Param.CC.Value;
761      }      }
762    
763      /**      /**
# Line 737  namespace LinuxSampler { namespace gig { Line 769  namespace LinuxSampler { namespace gig {
769       *  @param Skip    - number of sample points to skip in output buffer       *  @param Skip    - number of sample points to skip in output buffer
770       */       */
771      void Voice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) {      void Voice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) {
772            finalSynthesisParameters.pOutLeft  = &pEngineChannel->pChannelLeft->Buffer()[Skip];
773            finalSynthesisParameters.pOutRight = &pEngineChannel->pChannelRight->Buffer()[Skip];
774            finalSynthesisParameters.pSrc      = pSrc;
775    
776          RTList<Event>::Iterator itCCEvent = pEngineChannel->pEvents->first();          RTList<Event>::Iterator itCCEvent = pEngineChannel->pEvents->first();
777          RTList<Event>::Iterator itNoteEvent = pEngineChannel->pMIDIKeyInfo[MIDIKey].pEvents->first();          RTList<Event>::Iterator itNoteEvent = pEngineChannel->pMIDIKeyInfo[MIDIKey].pEvents->first();
778                    
779          if (Skip) { // skip events that happened before this voice was triggered          if (Skip) { // skip events that happened before this voice was triggered
780              while (itCCEvent && itCCEvent->FragmentPos() <= Skip) ++itCCEvent;              while (itCCEvent && itCCEvent->FragmentPos() <= Skip) ++itCCEvent;
781              while (itNoteEvent && itNoteEvent->FragmentPos() <= Skip) ++itNoteEvent;              while (itNoteEvent && itNoteEvent->FragmentPos() <= Skip) ++itNoteEvent;
782          }          }
783            
784            uint killPos;
785            if (itKillEvent) killPos = RTMath::Min(itKillEvent->FragmentPos(), pEngine->MaxFadeOutPos);
786    
787          uint i = Skip;          uint i = Skip;
788          while (i < Samples) {          while (i < Samples) {
789              int iSubFragmentEnd = RTMath::Min(i + CONFIG_DEFAULT_SUBFRAGMENT_SIZE, Samples);              int iSubFragmentEnd = RTMath::Min(i + CONFIG_DEFAULT_SUBFRAGMENT_SIZE, Samples);
790                
791              // initialize all final synthesis parameters              // initialize all final synthesis parameters
792              fFinalPitch = PitchBase * PitchBend;              finalSynthesisParameters.fFinalPitch = PitchBase * PitchBend;
             #if CONFIG_PROCESS_MUTED_CHANNELS  
             fFinalVolume = this->Volume * this->CrossfadeVolume * (pEngineChannel->GetMute() ? 0 : pEngineChannel->GlobalVolume));  
             #else  
             fFinalVolume = this->Volume * this->CrossfadeVolume * pEngineChannel->GlobalVolume;  
             #endif  
793              fFinalCutoff    = VCFCutoffCtrl.fvalue;              fFinalCutoff    = VCFCutoffCtrl.fvalue;
794              fFinalResonance = VCFResonanceCtrl.fvalue;              fFinalResonance = VCFResonanceCtrl.fvalue;
795                
796              // process MIDI control change and pitchbend events for this subfragment              // process MIDI control change and pitchbend events for this subfragment
797              processCCEvents(itCCEvent, iSubFragmentEnd);              processCCEvents(itCCEvent, iSubFragmentEnd);
798    
799                float fFinalVolume = VolumeSmoother.render() * CrossfadeSmoother.render();
800    #ifdef CONFIG_PROCESS_MUTED_CHANNELS
801                if (pEngineChannel->GetMute()) fFinalVolume = 0;
802    #endif
803    
804              // process transition events (note on, note off & sustain pedal)              // process transition events (note on, note off & sustain pedal)
805              processTransitionEvents(itNoteEvent, iSubFragmentEnd);              processTransitionEvents(itNoteEvent, iSubFragmentEnd);
806                
807                // if the voice was killed in this subfragment, or if the
808                // filter EG is finished, switch EG1 to fade out stage
809                if ((itKillEvent && killPos <= iSubFragmentEnd) ||
810                    (SYNTHESIS_MODE_GET_FILTER(SynthesisMode) &&
811                     EG2.getSegmentType() == EGADSR::segment_end)) {
812                    EG1.enterFadeOutStage();
813                    itKillEvent = Pool<Event>::Iterator();
814                }
815    
816              // process envelope generators              // process envelope generators
817              switch (EG1.getSegmentType()) {              switch (EG1.getSegmentType()) {
818                  case EGADSR::segment_lin:                  case EGADSR::segment_lin:
# Line 788  namespace LinuxSampler { namespace gig { Line 836  namespace LinuxSampler { namespace gig {
836                      fFinalCutoff *= EG2.getLevel();                      fFinalCutoff *= EG2.getLevel();
837                      break; // noop                      break; // noop
838              }              }
839              fFinalPitch *= RTMath::CentsToFreqRatio(EG3.render());              if (EG3.active()) finalSynthesisParameters.fFinalPitch *= EG3.render();
840                
841              // process low frequency oscillators              // process low frequency oscillators
842              if (bLFO1Enabled) fFinalVolume *= pLFO1->render();              if (bLFO1Enabled) fFinalVolume *= (1.0f - pLFO1->render());
843              if (bLFO2Enabled) fFinalCutoff *= pLFO2->render();              if (bLFO2Enabled) fFinalCutoff *= pLFO2->render();
844              if (bLFO3Enabled) fFinalPitch  *= RTMath::CentsToFreqRatio(pLFO3->render());              if (bLFO3Enabled) finalSynthesisParameters.fFinalPitch *= RTMath::CentsToFreqRatio(pLFO3->render());
845    
846              // if filter enabled then update filter coefficients              // if filter enabled then update filter coefficients
847              if (SYNTHESIS_MODE_GET_FILTER(SynthesisMode)) {              if (SYNTHESIS_MODE_GET_FILTER(SynthesisMode)) {
848                  FilterLeft.SetParameters(fFinalCutoff, fFinalResonance, pEngine->SampleRate);                  finalSynthesisParameters.filterLeft.SetParameters(fFinalCutoff, fFinalResonance, pEngine->SampleRate);
849                  FilterRight.SetParameters(fFinalCutoff, fFinalResonance, pEngine->SampleRate);                  finalSynthesisParameters.filterRight.SetParameters(fFinalCutoff, fFinalResonance, pEngine->SampleRate);
850              }              }
851    
852              // how many steps do we calculate for this next subfragment              // do we need resampling?
853              const int steps = iSubFragmentEnd - i;              const float __PLUS_ONE_CENT  = 1.000577789506554859250142541782224725466f;
854                            const float __MINUS_ONE_CENT = 0.9994225441413807496009516495583113737666f;
855              // select the appropriate synthesis mode              const bool bResamplingRequired = !(finalSynthesisParameters.fFinalPitch <= __PLUS_ONE_CENT &&
856              SYNTHESIS_MODE_SET_INTERPOLATE(SynthesisMode, fFinalPitch != 1.0f);                                                 finalSynthesisParameters.fFinalPitch >= __MINUS_ONE_CENT);
857                            SYNTHESIS_MODE_SET_INTERPOLATE(SynthesisMode, bResamplingRequired);
858    
859                // prepare final synthesis parameters structure
860                finalSynthesisParameters.uiToGo            = iSubFragmentEnd - i;
861    #ifdef CONFIG_INTERPOLATE_VOLUME
862                finalSynthesisParameters.fFinalVolumeDeltaLeft  =
863                    (fFinalVolume * VolumeLeft  * PanLeftSmoother.render() -
864                     finalSynthesisParameters.fFinalVolumeLeft) / finalSynthesisParameters.uiToGo;
865                finalSynthesisParameters.fFinalVolumeDeltaRight =
866                    (fFinalVolume * VolumeRight * PanRightSmoother.render() -
867                     finalSynthesisParameters.fFinalVolumeRight) / finalSynthesisParameters.uiToGo;
868    #else
869                finalSynthesisParameters.fFinalVolumeLeft  =
870                    fFinalVolume * VolumeLeft  * PanLeftSmoother.render();
871                finalSynthesisParameters.fFinalVolumeRight =
872                    fFinalVolume * VolumeRight * PanRightSmoother.render();
873    #endif
874              // render audio for one subfragment              // render audio for one subfragment
875              RunSynthesisFunction(SynthesisMode, *this, iSubFragmentEnd, pSrc, i);              RunSynthesisFunction(SynthesisMode, &finalSynthesisParameters, &loop);
876    
877                // stop the rendering if volume EG is finished
878                if (EG1.getSegmentType() == EGADSR::segment_end) break;
879    
880                const double newPos = Pos + (iSubFragmentEnd - i) * finalSynthesisParameters.fFinalPitch;
881    
882              // increment envelopes' positions                          // increment envelopes' positions
883              if (EG1.active()) {              if (EG1.active()) {
884                  EG1.increment(steps);  
885                  if (!EG1.toStageEndLeft()) EG1.update(EGADSR::event_stage_end, this->Pos, fFinalPitch, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                  // if sample has a loop and loop start has been reached in this subfragment, send a special event to EG1 to let it finish the attack hold stage
886                    if (pDimRgn->SampleLoops && Pos <= pDimRgn->pSampleLoops[0].LoopStart && pDimRgn->pSampleLoops[0].LoopStart < newPos) {
887                        EG1.update(EGADSR::event_hold_end, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
888                    }
889    
890                    EG1.increment(1);
891                    if (!EG1.toStageEndLeft()) EG1.update(EGADSR::event_stage_end, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
892              }              }
893              if (EG2.active()) {              if (EG2.active()) {
894                  EG2.increment(steps);                  EG2.increment(1);
895                  if (!EG2.toStageEndLeft()) EG2.update(EGADSR::event_stage_end, this->Pos, fFinalPitch, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                  if (!EG2.toStageEndLeft()) EG2.update(EGADSR::event_stage_end, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
896              }              }
897              EG3.increment(steps);              EG3.increment(1);
898              if (!EG3.toEndLeft()) EG3.update(); // neutralize envelope coefficient if end reached              if (!EG3.toEndLeft()) EG3.update(); // neutralize envelope coefficient if end reached
899    
900                Pos = newPos;
901                i = iSubFragmentEnd;
902          }          }
903      }      }
904    
905        /** @brief Update current portamento position.
906         *
907         * Will be called when portamento mode is enabled to get the final
908         * portamento position of this active voice from where the next voice(s)
909         * might continue to slide on.
910         *
911         * @param itNoteOffEvent - event which causes this voice to die soon
912         */
913        void Voice::UpdatePortamentoPos(Pool<Event>::Iterator& itNoteOffEvent) {
914            const float fFinalEG3Level = EG3.level(itNoteOffEvent->FragmentPos());
915            pEngineChannel->PortamentoPos = (float) MIDIKey + RTMath::FreqRatioToCents(fFinalEG3Level) * 0.01f;
916        }
917    
918      /**      /**
919       *  Immediately kill the voice. This method should not be used to kill       *  Immediately kill the voice. This method should not be used to kill
920       *  a normal, active voice, because it doesn't take care of things like       *  a normal, active voice, because it doesn't take care of things like
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