/[svn]/linuxsampler/trunk/src/engines/sf2/Voice.cpp
ViewVC logotype

Diff of /linuxsampler/trunk/src/engines/sf2/Voice.cpp

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 2012 by iliev, Fri Oct 23 17:53:17 2009 UTC revision 2205 by iliev, Mon Jul 11 17:52:01 2011 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 - 2009 Christian Schoenebeck                       *   *   Copyright (C) 2005 - 2008 Christian Schoenebeck                       *
7     *   Copyright (C) 2009 - 2011 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 21  Line 22 
22   *   MA  02111-1307  USA                                                   *   *   MA  02111-1307  USA                                                   *
23   ***************************************************************************/   ***************************************************************************/
24    
25  #include "../../common/Features.h"  #include "Voice.h"
26  #include "../gig/Synthesizer.h"  
 #include "../gig/Profiler.h"  
27  #include "Engine.h"  #include "Engine.h"
28  #include "EngineChannel.h"  #include "EngineChannel.h"
29    
 #include "Voice.h"  
   
30  namespace LinuxSampler { namespace sf2 {  namespace LinuxSampler { namespace sf2 {
31    
32      typedef LinuxSampler::gig::Profiler Profiler; // TODO: remove      Voice::Voice(): SignalRack(this) {
33            pEngine = NULL;
34            pEG1 = &EG1;
35            pEG2 = &EG2;
36        }
37    
38      Voice::Voice() {      Voice::~Voice() {
         pEngine     = NULL;  
         pDiskThread = NULL;  
         PlaybackState = playback_state_end;  
         pLFO1 = new LFOUnsigned(1.0f);  // amplitude EG (0..1 range)  
         pLFO2 = new LFOUnsigned(1.0f);  // filter EG (0..1 range)  
         pLFO3 = new LFOSigned(1200.0f); // pitch EG (-1200..+1200 range)  
         KeyGroup = 0;  
         SynthesisMode = 0; // set all mode bits to 0 first  
         // select synthesis implementation (asm core is not supported ATM)  
         #if 0 // CONFIG_ASM && ARCH_X86  
         SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, Features::supportsMMX() && Features::supportsSSE());  
         #else  
         SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, false);  
         #endif  
         SYNTHESIS_MODE_SET_PROFILING(SynthesisMode, Profiler::isEnabled());  
39    
         finalSynthesisParameters.filterLeft.Reset();  
         finalSynthesisParameters.filterRight.Reset();  
40      }      }
41    
42      Voice::~Voice() {      void Voice::AboutToTrigger() {
43          if (pLFO1) delete pLFO1;          
44          if (pLFO2) delete pLFO2;      }
45          if (pLFO3) delete pLFO3;  
46        EngineChannel* Voice::GetSf2EngineChannel() {
47            return static_cast<EngineChannel*>(pEngineChannel);
48      }      }
49    
50      void Voice::SetEngine(LinuxSampler::Engine* pEngine) {      void Voice::SetEngine(LinuxSampler::Engine* pEngine) {
# Line 67  namespace LinuxSampler { namespace sf2 { Line 54  namespace LinuxSampler { namespace sf2 {
54          dmsg(6,("Voice::SetEngine()\n"));          dmsg(6,("Voice::SetEngine()\n"));
55      }      }
56    
57      /**      Voice::SampleInfo Voice::GetSampleInfo() {
58       *  Initializes and triggers the voice, a disk stream will be launched if          SampleInfo si;
59       *  needed.          si.SampleRate       = pSample->SampleRate;
60       *          si.ChannelCount     = pSample->GetChannelCount();
61       *  @param pEngineChannel - engine channel on which this voice was ordered          si.FrameSize        = pSample->GetFrameSize();
62       *  @param itNoteOnEvent  - event that caused triggering of this voice          si.BitDepth         = (pSample->GetFrameSize() / pSample->GetChannelCount()) * 8;
63       *  @param PitchBend      - MIDI detune factor (-8192 ... +8191)          si.TotalFrameCount  = pSample->GetTotalFrameCount();
64       *  @param pRegion        - points to the dimension region which provides sample wave(s) and articulation data  
65       *  @param VoiceType      - type of this voice          si.HasLoops       = pRegion->HasLoop;
66       *  @param iKeyGroup      - a value > 0 defines a key group in which this voice is member of          si.LoopStart      = (si.HasLoops) ? pRegion->LoopStart : 0;
67       *  @returns 0 on success, a value < 0 if the voice wasn't triggered          si.LoopLength     = (si.HasLoops) ? ((pRegion->LoopEnd) - pRegion->LoopStart): 0;
68       *           (either due to an error or e.g. because no region is          si.LoopPlayCount  = 0; // TODO:
69       *           defined for the given key)          si.Unpitched      = pSample->IsUnpitched();
70       */  
71      int Voice::Trigger(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent, int PitchBend, ::sf2::Region* pRegion, type_t VoiceType, int iKeyGroup) {          return si;
72          this->pEngineChannel = pEngineChannel;      }
73          this->pRegion        = pRegion;  
74          Orphan = false;      Voice::RegionInfo Voice::GetRegionInfo() {
75            ::sf2::Region* reg = NULL;
76          #if CONFIG_DEVMODE          ::sf2::Preset* preset = GetSf2EngineChannel()->pInstrument;
77          if (itNoteOnEvent->FragmentPos() > pEngine->MaxSamplesPerCycle) { // just a sanity check for debugging          for (int i = 0; i < preset->GetRegionCount(); i++) { // TODO: some optimization?
78              dmsg(1,("Voice::Trigger(): ERROR, TriggerDelay > Totalsamples\n"));              if (preset->GetRegion(i)->pInstrument == pRegion->GetParentInstrument()) {
79          }                  reg = preset->GetRegion(i); // TODO: Can the instrument belong to more than one preset region?
         #endif // CONFIG_DEVMODE  
   
         Type            = VoiceType;  
         MIDIKey         = itNoteOnEvent->Param.Note.Key;  
         PlaybackState   = playback_state_init; // mark voice as triggered, but no audio rendered yet  
         Delay           = itNoteOnEvent->FragmentPos();  
         itTriggerEvent  = itNoteOnEvent;  
         itKillEvent     = Pool<Event>::Iterator();  
         KeyGroup        = iKeyGroup;  
         pSample         = pRegion->pSample; // sample won't change until the voice is finished  
   
         /*// calculate volume  
         const double velocityAttenuation = pRegion->GetVelocityAttenuation(itNoteOnEvent->Param.Note.Velocity);  
   
         // For 16 bit samples, we downscale by 32768 to convert from  
         // int16 value range to DSP value range (which is  
         // -1.0..1.0). For 24 bit, we downscale from int32.  
         float volume = velocityAttenuation / (pSample->BitDepth == 16 ? 32768.0f : 32768.0f * 65536.0f);  
   
         float volume = pRegion->SampleAttenuation * pEngineChannel->GlobalVolume * GLOBAL_VOLUME;  
          */ // TODO: ^^^  
         float volume = pEngineChannel->GlobalVolume * GLOBAL_VOLUME;  
   
         // the volume of release triggered samples depends on note length  
         /**if (Type == type_release_trigger) {  
             float noteLength = float(pEngine->FrameTime + Delay -  
                                      pEngineChannel->pMIDIKeyInfo[MIDIKey].NoteOnTime) / pEngine->SampleRate;  
             float attenuation = 1 - 0.01053 * (256 >> pRegion->ReleaseTriggerDecay) * noteLength;  
             if (attenuation <= 0) return -1;  
             volume *= attenuation;  
         }  
          */ // TODO: ^^^  
   
         // select channel mode (mono or stereo)  
         SYNTHESIS_MODE_SET_CHANNELS(SynthesisMode, pSample->GetChannelCount() == 2);  
         // select bit depth (16 or 24)  
         SYNTHESIS_MODE_SET_BITDEPTH24(SynthesisMode, (pSample->GetFrameSize() / pSample->GetChannelCount()) > 2);  
   
         // get starting crossfade volume level  
         /*float crossfadeVolume;  
         switch (pRegion->AttenuationController.type) {  
             case ::gig::attenuation_ctrl_t::type_channelaftertouch:  
                 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(pEngineChannel->ControllerTable[128])];  
                 break;  
             case ::gig::attenuation_ctrl_t::type_velocity:  
                 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(itNoteOnEvent->Param.Note.Velocity)];  
                 break;  
             case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate  
                 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(pEngineChannel->ControllerTable[pRegion->AttenuationController.controller_number])];  
80                  break;                  break;
             case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined  
             default:  
                 crossfadeVolume = 1.0f;  
         }*/ // TODO: ^^^  
   
         VolumeLeft  = volume * Engine::PanCurve[64 - pRegion->pan];  
         VolumeRight = volume * Engine::PanCurve[64 + pRegion->pan];  
   
         float subfragmentRate = pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE;  
         //CrossfadeSmoother.trigger(crossfadeVolume, subfragmentRate); // TODO:  
         VolumeSmoother.trigger(pEngineChannel->MidiVolume, subfragmentRate);  
         PanLeftSmoother.trigger(pEngineChannel->GlobalPanLeft, subfragmentRate);  
         PanRightSmoother.trigger(pEngineChannel->GlobalPanRight, subfragmentRate);  
   
         /*finalSynthesisParameters.dPos = pRegion->SampleStartOffset; // offset where we should start playback of sample (0 - 2000 sample points)  
         Pos = pRegion->SampleStartOffset;*/ // TODO: ^^^  
         Pos = finalSynthesisParameters.dPos = 0;  
   
         // Check if the sample needs disk streaming or is too short for that  
         long cachedsamples = pSample->GetCache().Size / pSample->GetFrameSize();  
         DiskVoice          = cachedsamples < pSample->GetTotalFrameCount();  
   
         //const DLS::sample_loop_t& loopinfo = pRegion->pSampleLoops[0]; // TODO:  
   
         if (DiskVoice) { // voice to be streamed from disk  
             if (cachedsamples > (pEngine->MaxSamplesPerCycle << CONFIG_MAX_PITCH)) {  
                 MaxRAMPos = cachedsamples - (pEngine->MaxSamplesPerCycle << CONFIG_MAX_PITCH) / pSample->GetChannelCount(); //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)  
             } else {  
                 // The cache is too small to fit a max sample buffer.  
                 // Setting MaxRAMPos to 0 will probably cause a click  
                 // in the audio, but it's better than not handling  
                 // this case at all, which would have caused the  
                 // unsigned MaxRAMPos to be set to a negative number.  
                 MaxRAMPos = 0;  
             }  
   
             // check if there's a loop defined which completely fits into the cached (RAM) part of the sample  
             //RAMLoop = (pRegion->SampleLoops && (loopinfo.LoopStart + loopinfo.LoopLength) <= MaxRAMPos); // TODO:  
             if (pDiskThread->OrderNewStream(&DiskStreamRef, pRegion, MaxRAMPos, false) < 0) {  
                 dmsg(1,("Disk stream order failed!\n"));  
                 KillImmediately();  
                 return -1;  
             }  
             dmsg(4,("Disk voice launched (cached samples: %d, total Samples: %d, MaxRAMPos: %d, RAMLooping: %s)\n", cachedsamples, pSample->GetTotalFrameCount(), MaxRAMPos, (RAMLoop) ? "yes" : "no"));  
         }  
         else { // RAM only voice  
             MaxRAMPos = cachedsamples;  
             /*RAMLoop = (pRegion->SampleLoops != 0);  
             dmsg(4,("RAM only voice launched (Looping: %s)\n", (RAMLoop) ? "yes" : "no")); */ // TODO:  
         }  
         /*if (RAMLoop) {  
             loop.uiTotalCycles = pSample->LoopPlayCount;  
             loop.uiCyclesLeft  = pSample->LoopPlayCount;  
             loop.uiStart       = loopinfo.LoopStart;  
             loop.uiEnd         = loopinfo.LoopStart + loopinfo.LoopLength;  
             loop.uiSize        = loopinfo.LoopLength;  
         }*/ // TODO: ^^^  
   
         // calculate initial pitch value  
         {  
             double pitchbasecents = /* TODO: pEngineChannel->pInstrument->FineTune*/ + pRegion->fineTune + pEngine->ScaleTuning[MIDIKey % 12];  
   
             // GSt behaviour: maximum transpose up is 40 semitones. If  
             // MIDI key is more than 40 semitones above unity note,  
             // the transpose is not done.  
             /*if (pRegion->PitchTrack && (MIDIKey - (int) pRegion->UnityNote) < 40) pitchbasecents += (MIDIKey - (int) pRegion->UnityNote) * 100;  
   
             this->PitchBase = RTMath::CentsToFreqRatioUnlimited(pitchbasecents) * (double(pSample->SamplesPerSecond) / double(pEngine->SampleRate));  
             this->PitchBendRange = 1.0 / 8192.0 * 100.0 * pEngineChannel->pInstrument->PitchbendRange;  
             this->PitchBend = RTMath::CentsToFreqRatio(PitchBend * PitchBendRange);*/ // TODO: ^^^  
         }  
   
         // the length of the decay and release curves are dependent on the velocity  
         //const double velrelease = 1 / pRegion->GetVelocityRelease(itNoteOnEvent->Param.Note.Velocity); //TODO:  
   
         // setup EG 1 (VCA EG)  
         {  
         /*    // get current value of EG1 controller  
             double eg1controllervalue;  
             switch (pRegion->EG1Controller.type) {  
                 case ::gig::eg1_ctrl_t::type_none: // no controller defined  
                     eg1controllervalue = 0;  
                     break;  
                 case ::gig::eg1_ctrl_t::type_channelaftertouch:  
                     eg1controllervalue = pEngineChannel->ControllerTable[128];  
                     break;  
                 case ::gig::eg1_ctrl_t::type_velocity:  
                     eg1controllervalue = itNoteOnEvent->Param.Note.Velocity;  
                     break;  
                 case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller  
                     eg1controllervalue = pEngineChannel->ControllerTable[pRegion->EG1Controller.controller_number];  
                     break;  
             }  
             if (pRegion->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue;  
   
             // calculate influence of EG1 controller on EG1's parameters  
             // (eg1attack is different from the others)  
             double eg1attack  = (pRegion->EG1ControllerAttackInfluence)  ?  
                 1 + 0.031 * (double) (pRegion->EG1ControllerAttackInfluence == 1 ?  
                                       1 : 1 << pRegion->EG1ControllerAttackInfluence) * eg1controllervalue : 1.0;  
             double eg1decay   = (pRegion->EG1ControllerDecayInfluence)   ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerDecayInfluence)   * eg1controllervalue : 1.0;  
             double eg1release = (pRegion->EG1ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerReleaseInfluence) * eg1controllervalue : 1.0;  
   
             EG1.trigger(pRegion->EG1PreAttack,  
                         pRegion->EG1Attack * eg1attack,  
                         pRegion->EG1Hold,  
                         pRegion->EG1Decay1 * eg1decay * velrelease,  
                         pRegion->EG1Decay2 * eg1decay * velrelease,  
                         pRegion->EG1InfiniteSustain,  
                         pRegion->EG1Sustain,  
                         pRegion->EG1Release * eg1release * velrelease,  
                         velocityAttenuation,  
                         pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
         }*/ // TODO: ^^^  
             EG1.trigger(0,  
                         0,  
                         false,  
                         0,  
                         0,  
                         true,  
                         100,  
                         0,  
                         1,  
                         pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
         }  
   
 #ifdef CONFIG_INTERPOLATE_VOLUME  
         // setup initial volume in synthesis parameters  
 #ifdef CONFIG_PROCESS_MUTED_CHANNELS  
         if (pEngineChannel->GetMute()) {  
             finalSynthesisParameters.fFinalVolumeLeft  = 0;  
             finalSynthesisParameters.fFinalVolumeRight = 0;  
         }  
         else  
 #else  
         {  
             //float finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * EG1.getLevel(); // TODO:  
             float finalVolume = pEngineChannel->MidiVolume;  
   
             finalSynthesisParameters.fFinalVolumeLeft  = finalVolume * VolumeLeft  * pEngineChannel->GlobalPanLeft;  
             finalSynthesisParameters.fFinalVolumeRight = finalVolume * VolumeRight * pEngineChannel->GlobalPanRight;  
         }  
 #endif  
 #endif  
   
         // setup EG 2 (VCF Cutoff EG)  
         /*{  
             // get current value of EG2 controller  
             double eg2controllervalue;  
             switch (pRegion->EG2Controller.type) {  
                 case ::gig::eg2_ctrl_t::type_none: // no controller defined  
                     eg2controllervalue = 0;  
                     break;  
                 case ::gig::eg2_ctrl_t::type_channelaftertouch:  
                     eg2controllervalue = pEngineChannel->ControllerTable[128];  
                     break;  
                 case ::gig::eg2_ctrl_t::type_velocity:  
                     eg2controllervalue = itNoteOnEvent->Param.Note.Velocity;  
                     break;  
                 case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller  
                     eg2controllervalue = pEngineChannel->ControllerTable[pRegion->EG2Controller.controller_number];  
                     break;  
             }  
             if (pRegion->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue;  
   
             // calculate influence of EG2 controller on EG2's parameters  
             double eg2attack  = (pRegion->EG2ControllerAttackInfluence)  ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerAttackInfluence)  * eg2controllervalue : 1.0;  
             double eg2decay   = (pRegion->EG2ControllerDecayInfluence)   ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerDecayInfluence)   * eg2controllervalue : 1.0;  
             double eg2release = (pRegion->EG2ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerReleaseInfluence) * eg2controllervalue : 1.0;  
   
             EG2.trigger(pRegion->EG2PreAttack,  
                         pRegion->EG2Attack * eg2attack,  
                         false,  
                         pRegion->EG2Decay1 * eg2decay * velrelease,  
                         pRegion->EG2Decay2 * eg2decay * velrelease,  
                         pRegion->EG2InfiniteSustain,  
                         pRegion->EG2Sustain,  
                         pRegion->EG2Release * eg2release * velrelease,  
                         velocityAttenuation,  
                         pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
         }  
   
   
         // setup EG 3 (VCO EG)  
         {  
             // if portamento mode is on, we dedicate EG3 purely for portamento, otherwise if portamento is off we do as told by the patch  
             bool  bPortamento = pEngineChannel->PortamentoMode && pEngineChannel->PortamentoPos >= 0.0f;  
             float eg3depth = (bPortamento)  
                                  ? RTMath::CentsToFreqRatio((pEngineChannel->PortamentoPos - (float) MIDIKey) * 100)  
                                  : RTMath::CentsToFreqRatio(pRegion->EG3Depth);  
             float eg3time = (bPortamento)  
                                 ? pEngineChannel->PortamentoTime  
                                 : pRegion->EG3Attack;  
             EG3.trigger(eg3depth, eg3time, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
             dmsg(5,("PortamentoPos=%f, depth=%f, time=%f\n", pEngineChannel->PortamentoPos, eg3depth, eg3time));  
         }  
   
   
         // setup LFO 1 (VCA LFO)  
         {  
             uint16_t lfo1_internal_depth;  
             switch (pRegion->LFO1Controller) {  
                 case ::gig::lfo1_ctrl_internal:  
                     lfo1_internal_depth  = pRegion->LFO1InternalDepth;  
                     pLFO1->ExtController = 0; // no external controller  
                     bLFO1Enabled         = (lfo1_internal_depth > 0);  
                     break;  
                 case ::gig::lfo1_ctrl_modwheel:  
                     lfo1_internal_depth  = 0;  
                     pLFO1->ExtController = 1; // MIDI controller 1  
                     bLFO1Enabled         = (pRegion->LFO1ControlDepth > 0);  
                     break;  
                 case ::gig::lfo1_ctrl_breath:  
                     lfo1_internal_depth  = 0;  
                     pLFO1->ExtController = 2; // MIDI controller 2  
                     bLFO1Enabled         = (pRegion->LFO1ControlDepth > 0);  
                     break;  
                 case ::gig::lfo1_ctrl_internal_modwheel:  
                     lfo1_internal_depth  = pRegion->LFO1InternalDepth;  
                     pLFO1->ExtController = 1; // MIDI controller 1  
                     bLFO1Enabled         = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0);  
                     break;  
                 case ::gig::lfo1_ctrl_internal_breath:  
                     lfo1_internal_depth  = pRegion->LFO1InternalDepth;  
                     pLFO1->ExtController = 2; // MIDI controller 2  
                     bLFO1Enabled         = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0);  
                     break;  
                 default:  
                     lfo1_internal_depth  = 0;  
                     pLFO1->ExtController = 0; // no external controller  
                     bLFO1Enabled         = false;  
             }  
             if (bLFO1Enabled) {  
                 pLFO1->trigger(pRegion->LFO1Frequency,  
                                start_level_min,  
                                lfo1_internal_depth,  
                                pRegion->LFO1ControlDepth,  
                                pRegion->LFO1FlipPhase,  
                                pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
                 pLFO1->update(pLFO1->ExtController ? pEngineChannel->ControllerTable[pLFO1->ExtController] : 0);  
             }  
         }  
   
   
         // setup LFO 2 (VCF Cutoff LFO)  
         {  
             uint16_t lfo2_internal_depth;  
             switch (pRegion->LFO2Controller) {  
                 case ::gig::lfo2_ctrl_internal:  
                     lfo2_internal_depth  = pRegion->LFO2InternalDepth;  
                     pLFO2->ExtController = 0; // no external controller  
                     bLFO2Enabled         = (lfo2_internal_depth > 0);  
                     break;  
                 case ::gig::lfo2_ctrl_modwheel:  
                     lfo2_internal_depth  = 0;  
                     pLFO2->ExtController = 1; // MIDI controller 1  
                     bLFO2Enabled         = (pRegion->LFO2ControlDepth > 0);  
                     break;  
                 case ::gig::lfo2_ctrl_foot:  
                     lfo2_internal_depth  = 0;  
                     pLFO2->ExtController = 4; // MIDI controller 4  
                     bLFO2Enabled         = (pRegion->LFO2ControlDepth > 0);  
                     break;  
                 case ::gig::lfo2_ctrl_internal_modwheel:  
                     lfo2_internal_depth  = pRegion->LFO2InternalDepth;  
                     pLFO2->ExtController = 1; // MIDI controller 1  
                     bLFO2Enabled         = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0);  
                     break;  
                 case ::gig::lfo2_ctrl_internal_foot:  
                     lfo2_internal_depth  = pRegion->LFO2InternalDepth;  
                     pLFO2->ExtController = 4; // MIDI controller 4  
                     bLFO2Enabled         = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0);  
                     break;  
                 default:  
                     lfo2_internal_depth  = 0;  
                     pLFO2->ExtController = 0; // no external controller  
                     bLFO2Enabled         = false;  
             }  
             if (bLFO2Enabled) {  
                 pLFO2->trigger(pRegion->LFO2Frequency,  
                                start_level_max,  
                                lfo2_internal_depth,  
                                pRegion->LFO2ControlDepth,  
                                pRegion->LFO2FlipPhase,  
                                pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
                 pLFO2->update(pLFO2->ExtController ? pEngineChannel->ControllerTable[pLFO2->ExtController] : 0);  
81              }              }
82          }          }
83            pPresetRegion = reg;
84    
85            RegionInfo ri;
86            ri.UnityNote = pRegion->GetUnityNote();
87            ri.FineTune  = pRegion->GetFineTune(reg) + (pRegion->GetCoarseTune(reg) * 100);
88            ri.Pan       = pRegion->GetPan(reg);
89            ri.SampleStartOffset = pRegion->startAddrsOffset + pRegion->startAddrsCoarseOffset;
90    
91          // setup LFO 3 (VCO LFO)          // filter cutoff frequency
92          {          ri.EG2PreAttack        = 1000;
93              uint16_t lfo3_internal_depth;          ri.EG2Attack           = pRegion->GetEG2Attack(reg);
94              switch (pRegion->LFO3Controller) {          //ri.EG2Hold             = pRegion->EG2Hold; // TODO:
95                  case ::gig::lfo3_ctrl_internal:          ri.EG2Decay1           = pRegion->GetEG2Decay(reg);
96                      lfo3_internal_depth  = pRegion->LFO3InternalDepth;          ri.EG2Decay2           = pRegion->GetEG2Decay(reg);
97                      pLFO3->ExtController = 0; // no external controller          ri.EG2Sustain          = pRegion->GetEG2Sustain(reg);
98                      bLFO3Enabled         = (lfo3_internal_depth > 0);          ri.EG2InfiniteSustain  = true;
99                      break;          ri.EG2Release          = pRegion->GetEG2Release(reg);
                 case ::gig::lfo3_ctrl_modwheel:  
                     lfo3_internal_depth  = 0;  
                     pLFO3->ExtController = 1; // MIDI controller 1  
                     bLFO3Enabled         = (pRegion->LFO3ControlDepth > 0);  
                     break;  
                 case ::gig::lfo3_ctrl_aftertouch:  
                     lfo3_internal_depth  = 0;  
                     pLFO3->ExtController = 128;  
                     bLFO3Enabled         = true;  
                     break;  
                 case ::gig::lfo3_ctrl_internal_modwheel:  
                     lfo3_internal_depth  = pRegion->LFO3InternalDepth;  
                     pLFO3->ExtController = 1; // MIDI controller 1  
                     bLFO3Enabled         = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0);  
                     break;  
                 case ::gig::lfo3_ctrl_internal_aftertouch:  
                     lfo3_internal_depth  = pRegion->LFO3InternalDepth;  
                     pLFO1->ExtController = 128;  
                     bLFO3Enabled         = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0);  
                     break;  
                 default:  
                     lfo3_internal_depth  = 0;  
                     pLFO3->ExtController = 0; // no external controller  
                     bLFO3Enabled         = false;  
             }  
             if (bLFO3Enabled) {  
                 pLFO3->trigger(pRegion->LFO3Frequency,  
                                start_level_mid,  
                                lfo3_internal_depth,  
                                pRegion->LFO3ControlDepth,  
                                false,  
                                pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
                 pLFO3->update(pLFO3->ExtController ? pEngineChannel->ControllerTable[pLFO3->ExtController] : 0);  
             }  
         }*/ // TODO: ^^^  
   
   
         /*#if CONFIG_FORCE_FILTER  
         const bool bUseFilter = true;  
         #else // use filter only if instrument file told so  
         const bool bUseFilter = pRegion->VCFEnabled;  
         #endif // CONFIG_FORCE_FILTER  
         SYNTHESIS_MODE_SET_FILTER(SynthesisMode, bUseFilter);  
         if (bUseFilter) {  
             #ifdef CONFIG_OVERRIDE_CUTOFF_CTRL  
             VCFCutoffCtrl.controller = CONFIG_OVERRIDE_CUTOFF_CTRL;  
             #else // use the one defined in the instrument file  
             switch (pRegion->VCFCutoffController) {  
                 case ::gig::vcf_cutoff_ctrl_modwheel:  
                     VCFCutoffCtrl.controller = 1;  
                     break;  
                 case ::gig::vcf_cutoff_ctrl_effect1:  
                     VCFCutoffCtrl.controller = 12;  
                     break;  
                 case ::gig::vcf_cutoff_ctrl_effect2:  
                     VCFCutoffCtrl.controller = 13;  
                     break;  
                 case ::gig::vcf_cutoff_ctrl_breath:  
                     VCFCutoffCtrl.controller = 2;  
                     break;  
                 case ::gig::vcf_cutoff_ctrl_foot:  
                     VCFCutoffCtrl.controller = 4;  
                     break;  
                 case ::gig::vcf_cutoff_ctrl_sustainpedal:  
                     VCFCutoffCtrl.controller = 64;  
                     break;  
                 case ::gig::vcf_cutoff_ctrl_softpedal:  
                     VCFCutoffCtrl.controller = 67;  
                     break;  
                 case ::gig::vcf_cutoff_ctrl_genpurpose7:  
                     VCFCutoffCtrl.controller = 82;  
                     break;  
                 case ::gig::vcf_cutoff_ctrl_genpurpose8:  
                     VCFCutoffCtrl.controller = 83;  
                     break;  
                 case ::gig::vcf_cutoff_ctrl_aftertouch:  
                     VCFCutoffCtrl.controller = 128;  
                     break;  
                 case ::gig::vcf_cutoff_ctrl_none:  
                 default:  
                     VCFCutoffCtrl.controller = 0;  
                     break;  
             }  
             #endif // CONFIG_OVERRIDE_CUTOFF_CTRL  
   
             #ifdef CONFIG_OVERRIDE_RESONANCE_CTRL  
             VCFResonanceCtrl.controller = CONFIG_OVERRIDE_RESONANCE_CTRL;  
             #else // use the one defined in the instrument file  
             switch (pRegion->VCFResonanceController) {  
                 case ::gig::vcf_res_ctrl_genpurpose3:  
                     VCFResonanceCtrl.controller = 18;  
                     break;  
                 case ::gig::vcf_res_ctrl_genpurpose4:  
                     VCFResonanceCtrl.controller = 19;  
                     break;  
                 case ::gig::vcf_res_ctrl_genpurpose5:  
                     VCFResonanceCtrl.controller = 80;  
                     break;  
                 case ::gig::vcf_res_ctrl_genpurpose6:  
                     VCFResonanceCtrl.controller = 81;  
                     break;  
                 case ::gig::vcf_res_ctrl_none:  
                 default:  
                     VCFResonanceCtrl.controller = 0;  
             }  
             #endif // CONFIG_OVERRIDE_RESONANCE_CTRL  
100    
101              #ifndef CONFIG_OVERRIDE_FILTER_TYPE          // sample pitch
102              finalSynthesisParameters.filterLeft.SetType(pRegion->VCFType);          ri.EG3Attack     = 0; // TODO:
103              finalSynthesisParameters.filterRight.SetType(pRegion->VCFType);          ri.EG3Depth      = 0; // TODO:
104              #else // override filter type          ri.VCFEnabled    = false; // TODO:
105              finalSynthesisParameters.filterLeft.SetType(CONFIG_OVERRIDE_FILTER_TYPE);          ri.VCFType       = Filter::vcf_type_2p_lowpass; // TODO:
106              finalSynthesisParameters.filterRight.SetType(CONFIG_OVERRIDE_FILTER_TYPE);          ri.VCFResonance  = 0; // TODO:
             #endif // CONFIG_OVERRIDE_FILTER_TYPE  
   
             VCFCutoffCtrl.value    = pEngineChannel->ControllerTable[VCFCutoffCtrl.controller];  
             VCFResonanceCtrl.value = pEngineChannel->ControllerTable[VCFResonanceCtrl.controller];  
   
             // calculate cutoff frequency  
             float cutoff = pRegion->GetVelocityCutoff(itNoteOnEvent->Param.Note.Velocity);  
             if (pRegion->VCFKeyboardTracking) {  
                 cutoff *= exp((itNoteOnEvent->Param.Note.Key - pRegion->VCFKeyboardTrackingBreakpoint) * 0.057762265f); // (ln(2) / 12)  
             }  
             CutoffBase = cutoff;  
107    
108              int cvalue;          ri.ReleaseTriggerDecay = 0; // TODO:
             if (VCFCutoffCtrl.controller) {  
                 cvalue = pEngineChannel->ControllerTable[VCFCutoffCtrl.controller];  
                 if (pRegion->VCFCutoffControllerInvert) cvalue = 127 - cvalue;  
                 // VCFVelocityScale in this case means Minimum cutoff  
                 if (cvalue < pRegion->VCFVelocityScale) cvalue = pRegion->VCFVelocityScale;  
             }  
             else {  
                 cvalue = pRegion->VCFCutoff;  
             }  
             cutoff *= float(cvalue);  
             if (cutoff > 127.0f) cutoff = 127.0f;  
   
             // calculate resonance  
             float resonance = (float) (VCFResonanceCtrl.controller ? VCFResonanceCtrl.value : pRegion->VCFResonance);  
   
             VCFCutoffCtrl.fvalue    = cutoff;  
             VCFResonanceCtrl.fvalue = resonance;  
         }  
         else {  
             VCFCutoffCtrl.controller    = 0;  
             VCFResonanceCtrl.controller = 0;  
         }*/ // TODO: ^^^  
109    
110          return 0; // success          return ri;
111      }      }
112    
113      /**      Voice::InstrumentInfo Voice::GetInstrumentInfo() {
114       *  Renders the audio data for this voice for the current audio fragment.          InstrumentInfo ii;
115       *  The sample input data can either come from RAM (cached sample or sample          ii.FineTune = 0; // TODO:
116       *  part) or directly from disk. The output signal will be rendered by          ii.PitchbendRange = 2; // TODO:
      *  resampling / interpolation. If this voice is a disk streaming voice and  
      *  the voice completely played back the cached RAM part of the sample, it  
      *  will automatically switch to disk playback for the next RenderAudio()  
      *  call.  
      *  
      *  @param Samples - number of samples to be rendered in this audio fragment cycle  
      */  
     void Voice::Render(uint Samples) {  
         // select default values for synthesis mode bits  
         SYNTHESIS_MODE_SET_LOOP(SynthesisMode, false);  
   
         switch (this->PlaybackState) {  
   
             case playback_state_init:  
                 this->PlaybackState = playback_state_ram; // we always start playback from RAM cache and switch then to disk if needed  
                 // no break - continue with playback_state_ram  
   
             case playback_state_ram: {  
                     //if (RAMLoop) SYNTHESIS_MODE_SET_LOOP(SynthesisMode, true); // enable looping  
   
                     // render current fragment  
                     Synthesize(Samples, (sample_t*) pSample->GetCache().pStart, Delay);  
                     /*uint8_t* pBuf = (uint8_t*)pSample->GetCache().pStart;  
                     pBuf += pRegion->startAddrsOffset * pSample->GetFrameSize();  
                     Synthesize(Samples, (sample_t*) pBuf, Delay);*/ // TODO: implement startAddrsOffset  
   
                     if (DiskVoice) {  
                         // check if we reached the allowed limit of the sample RAM cache  
                         if (finalSynthesisParameters.dPos > MaxRAMPos) {  
                             dmsg(5,("Voice: switching to disk playback (Pos=%f)\n", finalSynthesisParameters.dPos));  
                             this->PlaybackState = playback_state_disk;  
                         }  
                     } else if (finalSynthesisParameters.dPos >= pSample->GetCache().Size / pSample->GetFrameSize()) {  
                         this->PlaybackState = playback_state_end;  
                     }  
                 }  
                 break;  
   
             case playback_state_disk: {  
                     if (!DiskStreamRef.pStream) {  
                         // check if the disk thread created our ordered disk stream in the meantime  
                         DiskStreamRef.pStream = pDiskThread->AskForCreatedStream(DiskStreamRef.OrderID);  
                         if (!DiskStreamRef.pStream) {  
                             std::cout << stderr << "Disk stream not available in time!" << std::endl << std::flush;  
                             KillImmediately();  
                             return;  
                         }  
                         DiskStreamRef.pStream->IncrementReadPos(pSample->GetChannelCount() * (int(finalSynthesisParameters.dPos) - MaxRAMPos));  
                         finalSynthesisParameters.dPos -= int(finalSynthesisParameters.dPos);  
                         RealSampleWordsLeftToRead = -1; // -1 means no silence has been added yet  
                     }  
   
                     const int sampleWordsLeftToRead = DiskStreamRef.pStream->GetReadSpace();  
   
                     // add silence sample at the end if we reached the end of the stream (for the interpolator)  
                     if (DiskStreamRef.State == Stream::state_end) {  
                         const int maxSampleWordsPerCycle = (pEngine->MaxSamplesPerCycle << CONFIG_MAX_PITCH) * pSample->GetChannelCount() + 6; // +6 for the interpolator algorithm  
                         if (sampleWordsLeftToRead <= maxSampleWordsPerCycle) {  
                             // remember how many sample words there are before any silence has been added  
                             if (RealSampleWordsLeftToRead < 0) RealSampleWordsLeftToRead = sampleWordsLeftToRead;  
                             DiskStreamRef.pStream->WriteSilence(maxSampleWordsPerCycle - sampleWordsLeftToRead);  
                         }  
                     }  
   
                     sample_t* ptr = (sample_t*)DiskStreamRef.pStream->GetReadPtr(); // get the current read_ptr within the ringbuffer where we read the samples from  
   
                     // render current audio fragment  
                     Synthesize(Samples, ptr, Delay);  
   
                     const int iPos = (int) finalSynthesisParameters.dPos;  
                     const int readSampleWords = iPos * pSample->GetChannelCount(); // amount of sample words actually been read  
                     DiskStreamRef.pStream->IncrementReadPos(readSampleWords);  
                     finalSynthesisParameters.dPos -= iPos; // just keep fractional part of playback position  
   
                     // change state of voice to 'end' if we really reached the end of the sample data  
                     if (RealSampleWordsLeftToRead >= 0) {  
                         RealSampleWordsLeftToRead -= readSampleWords;  
                         if (RealSampleWordsLeftToRead <= 0) this->PlaybackState = playback_state_end;  
                     }  
                 }  
                 break;  
   
             case playback_state_end:  
                 std::cerr << "gig::Voice::Render(): entered with playback_state_end, this is a bug!\n" << std::flush;  
                 break;  
         }  
   
         // Reset delay  
         Delay = 0;  
117    
118          itTriggerEvent = Pool<Event>::Iterator();          return ii;
119        }
120    
121          // If sample stream or release stage finished, kill the voice      double Voice::GetSampleAttenuation() {
122          if (PlaybackState == playback_state_end || EG1.getSegmentType() == EGADSR::segment_end) KillImmediately();          return 1.0; // TODO:
123      }      }
124    
125      /**      double Voice::GetVelocityAttenuation(uint8_t MIDIKeyVelocity) {
126       *  Resets voice variables. Should only be called if rendering process is          return double(MIDIKeyVelocity) / 127.0f; // TODO:
      *  suspended / not running.  
      */  
     void Voice::Reset() {  
         finalSynthesisParameters.filterLeft.Reset();  
         finalSynthesisParameters.filterRight.Reset();  
         DiskStreamRef.pStream = NULL;  
         DiskStreamRef.hStream = 0;  
         DiskStreamRef.State   = Stream::state_unused;  
         DiskStreamRef.OrderID = 0;  
         PlaybackState = playback_state_end;  
         itTriggerEvent = Pool<Event>::Iterator();  
         itKillEvent    = Pool<Event>::Iterator();  
     }  
   
     /**  
      * Process given list of MIDI note on, note off and sustain pedal events  
      * for the given time.  
      *  
      * @param itEvent - iterator pointing to the next event to be processed  
      * @param End     - youngest time stamp where processing should be stopped  
      */  
     void Voice::processTransitionEvents(RTList<Event>::Iterator& itEvent, uint End) {  
         for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {  
             if (itEvent->Type == Event::type_release) {  
                 EG1.update(EGADSR::event_release, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
                 EG2.update(EGADSR::event_release, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
             } else if (itEvent->Type == Event::type_cancel_release) {  
                 EG1.update(EGADSR::event_cancel_release, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
                 EG2.update(EGADSR::event_cancel_release, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
             }  
         }  
127      }      }
128    
129      /**      double Voice::GetVelocityRelease(uint8_t MIDIKeyVelocity) {
130       * Process given list of MIDI control change and pitch bend events for          return 0.9; // TODO:
      * the given time.  
      *  
      * @param itEvent - iterator pointing to the next event to be processed  
      * @param End     - youngest time stamp where processing should be stopped  
      */  
     void Voice::processCCEvents(RTList<Event>::Iterator& itEvent, uint End) {  
         for (; itEvent && itEvent->FragmentPos() <= End; ++itEvent) {  
             if (itEvent->Type == Event::type_control_change &&  
                 itEvent->Param.CC.Controller) { // if (valid) MIDI control change event  
                 if (itEvent->Param.CC.Controller == VCFCutoffCtrl.controller) {  
                     processCutoffEvent(itEvent);  
                 }  
                 if (itEvent->Param.CC.Controller == VCFResonanceCtrl.controller) {  
                     processResonanceEvent(itEvent);  
                 }  
                 if (itEvent->Param.CC.Controller == pLFO1->ExtController) {  
                     pLFO1->update(itEvent->Param.CC.Value);  
                 }  
                 if (itEvent->Param.CC.Controller == pLFO2->ExtController) {  
                     pLFO2->update(itEvent->Param.CC.Value);  
                 }  
                 if (itEvent->Param.CC.Controller == pLFO3->ExtController) {  
                     pLFO3->update(itEvent->Param.CC.Value);  
                 }  
                 /*if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange &&  
                     itEvent->Param.CC.Controller == pRegion->AttenuationController.controller_number) {  
                     CrossfadeSmoother.update(Engine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]);  
                 }*/ // TODO:  
                 if (itEvent->Param.CC.Controller == 7) { // volume  
                     VolumeSmoother.update(Engine::VolumeCurve[itEvent->Param.CC.Value]);  
                 } else if (itEvent->Param.CC.Controller == 10) { // panpot  
                     PanLeftSmoother.update(Engine::PanCurve[128 - itEvent->Param.CC.Value]);  
                     PanRightSmoother.update(Engine::PanCurve[itEvent->Param.CC.Value]);  
                 }  
             } else if (itEvent->Type == Event::type_pitchbend) { // if pitch bend event  
                 processPitchEvent(itEvent);  
             }  
         }  
131      }      }
132    
133      void Voice::processPitchEvent(RTList<Event>::Iterator& itEvent) {      void Voice::ProcessCCEvent(RTList<Event>::Iterator& itEvent) {
134          PitchBend = RTMath::CentsToFreqRatio(itEvent->Param.Pitch.Pitch * PitchBendRange);          /*if (itEvent->Type == Event::type_control_change && itEvent->Param.CC.Controller) { // if (valid) MIDI control change event
135                if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange &&
136                    itEvent->Param.CC.Controller == pRegion->AttenuationController.controller_number) {
137                    CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]);
138                }
139            }*/ // TODO: ^^^
140      }      }
141    
142      void Voice::processCutoffEvent(RTList<Event>::Iterator& itEvent) {      void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) {
143          /*int ccvalue = itEvent->Param.CC.Value;          /*int ccvalue = itEvent->Param.CC.Value;
144          if (VCFCutoffCtrl.value == ccvalue) return;          if (VCFCutoffCtrl.value == ccvalue) return;
145          VCFCutoffCtrl.value == ccvalue;          VCFCutoffCtrl.value == ccvalue;
# Line 785  namespace LinuxSampler { namespace sf2 { Line 152  namespace LinuxSampler { namespace sf2 {
152          fFinalCutoff = cutoff;*/ // TODO: ^^^          fFinalCutoff = cutoff;*/ // TODO: ^^^
153      }      }
154    
155      void Voice::processResonanceEvent(RTList<Event>::Iterator& itEvent) {      double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) {
156          // convert absolute controller value to differential          /*float crossfadeVolume;
157          const int ctrldelta = itEvent->Param.CC.Value - VCFResonanceCtrl.value;          switch (pRegion->AttenuationController.type) {
158          VCFResonanceCtrl.value = itEvent->Param.CC.Value;              case ::gig::attenuation_ctrl_t::type_channelaftertouch:
159          const float resonancedelta = (float) ctrldelta;                  crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetSf2EngineChannel()->ControllerTable[128])];
160          fFinalResonance += resonancedelta;                  break;
161          // needed for initialization of parameter              case ::gig::attenuation_ctrl_t::type_velocity:
162          VCFResonanceCtrl.fvalue = itEvent->Param.CC.Value;                  crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(MIDIKeyVelocity)];
163      }                  break;
164                case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate
165      /**                  crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetSf2EngineChannel()->ControllerTable[pRegion->AttenuationController.controller_number])];
166       *  Synthesizes the current audio fragment for this voice.                  break;
167       *              case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined
168       *  @param Samples - number of sample points to be rendered in this audio              default:
169       *                   fragment cycle                  crossfadeVolume = 1.0f;
170       *  @param pSrc    - pointer to input sample data          }
      *  @param Skip    - number of sample points to skip in output buffer  
      */  
     void Voice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) {  
         finalSynthesisParameters.pOutLeft  = &pEngineChannel->pChannelLeft->Buffer()[Skip];  
         finalSynthesisParameters.pOutRight = &pEngineChannel->pChannelRight->Buffer()[Skip];  
         finalSynthesisParameters.pSrc      = pSrc;  
171    
172          RTList<Event>::Iterator itCCEvent = pEngineChannel->pEvents->first();          return crossfadeVolume;*/ // TODO: ^^^
173          RTList<Event>::Iterator itNoteEvent = pEngineChannel->pMIDIKeyInfo[MIDIKey].pEvents->first();          return 1.0f;
174                }
175    
176          if (itTriggerEvent) { // skip events that happened before this voice was triggered      double Voice::GetEG1ControllerValue(uint8_t MIDIKeyVelocity) {
177              while (itCCEvent && itCCEvent->FragmentPos() <= Skip) ++itCCEvent;          /*double eg1controllervalue = 0;
178              // we can't simply compare the timestamp here, because note events          switch (pRegion->EG1Controller.type) {
179              // might happen on the same time stamp, so we have to deal on the              case ::gig::eg1_ctrl_t::type_none: // no controller defined
180              // actual sequence the note events arrived instead (see bug #112)                  eg1controllervalue = 0;
181              for (; itNoteEvent; ++itNoteEvent) {                  break;
182                  if (itTriggerEvent == itNoteEvent) {              case ::gig::eg1_ctrl_t::type_channelaftertouch:
183                      ++itNoteEvent;                  eg1controllervalue = GetSf2EngineChannel()->ControllerTable[128];
184                      break;                  break;
185                  }              case ::gig::eg1_ctrl_t::type_velocity:
186              }                  eg1controllervalue = MIDIKeyVelocity;
187                    break;
188                case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller
189                    eg1controllervalue = GetSf2EngineChannel()->ControllerTable[pRegion->EG1Controller.controller_number];
190                    break;
191          }          }
192            if (pRegion->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue;
193    
194          uint killPos;          return eg1controllervalue;*/ // TODO: ^^^
195          if (itKillEvent) {          return 0;
196              int maxFadeOutPos = Samples - pEngine->MinFadeOutSamples;      }
197              if (maxFadeOutPos < 0) {  
198                  // There's not enough space in buffer to do a fade out      Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) {
199                  // from max volume (this can only happen for audio          /*EGInfo eg;
200                  // drivers that use Samples < MaxSamplesPerCycle).          // (eg1attack is different from the others)
201                  // End the EG1 here, at pos 0, with a shorter max fade          eg.Attack  = (pRegion->EG1ControllerAttackInfluence)  ?
202                  // out time.              1 + 0.031 * (double) (pRegion->EG1ControllerAttackInfluence == 1 ?
203                  EG1.enterFadeOutStage(Samples / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);                                    1 : 1 << pRegion->EG1ControllerAttackInfluence) * eg1ControllerValue : 1.0;
204                  itKillEvent = Pool<Event>::Iterator();          eg.Decay   = (pRegion->EG1ControllerDecayInfluence)   ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerDecayInfluence)   * eg1ControllerValue : 1.0;
205              } else {          eg.Release = (pRegion->EG1ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerReleaseInfluence) * eg1ControllerValue : 1.0;
206                  killPos = RTMath::Min(itKillEvent->FragmentPos(), maxFadeOutPos);  
207              }          return eg;*/ // TODO: ^^^
208            EGInfo eg;
209            eg.Attack = 1.0;
210            eg.Decay = 1.0;
211            eg.Release = 1.0;
212            return eg;
213        }
214    
215        void Voice::TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) {
216            EG1.trigger(0,
217                        pRegion->GetEG1Attack(pPresetRegion),
218                        pRegion->GetEG1Hold(pPresetRegion),
219                        pRegion->GetEG1Decay(pPresetRegion),
220                        uint(pRegion->GetEG1Sustain(pPresetRegion)),
221                        pRegion->GetEG1Release(pPresetRegion),
222                        sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
223        }
224    
225        double Voice::GetEG2ControllerValue(uint8_t MIDIKeyVelocity) {
226            /*double eg2controllervalue = 0;
227            switch (pRegion->EG2Controller.type) {
228                case ::gig::eg2_ctrl_t::type_none: // no controller defined
229                    eg2controllervalue = 0;
230                    break;
231                case ::gig::eg2_ctrl_t::type_channelaftertouch:
232                    eg2controllervalue = GetSf2EngineChannel()->ControllerTable[128];
233                    break;
234                case ::gig::eg2_ctrl_t::type_velocity:
235                    eg2controllervalue = MIDIKeyVelocity;
236                    break;
237                case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller
238                    eg2controllervalue = GetSf2EngineChannel()->ControllerTable[pRegion->EG2Controller.controller_number];
239                    break;
240          }          }
241            if (pRegion->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue;
242    
243          uint i = Skip;          return eg2controllervalue;*/ // TODO: ^^^
244          /*while (i < Samples) {          return 0;
245              int iSubFragmentEnd = RTMath::Min(i + CONFIG_DEFAULT_SUBFRAGMENT_SIZE, Samples);      }
   
             // initialize all final synthesis parameters  
             fFinalCutoff    = VCFCutoffCtrl.fvalue;  
             fFinalResonance = VCFResonanceCtrl.fvalue;  
   
             // process MIDI control change and pitchbend events for this subfragment  
             processCCEvents(itCCEvent, iSubFragmentEnd);  
   
             finalSynthesisParameters.fFinalPitch = PitchBase * PitchBend;  
             float fFinalVolume = VolumeSmoother.render() * CrossfadeSmoother.render();  
 #ifdef CONFIG_PROCESS_MUTED_CHANNELS  
             if (pEngineChannel->GetMute()) fFinalVolume = 0;  
 #endif  
   
             // process transition events (note on, note off & sustain pedal)  
             processTransitionEvents(itNoteEvent, iSubFragmentEnd);  
   
             // if the voice was killed in this subfragment, or if the  
             // filter EG is finished, switch EG1 to fade out stage  
             if ((itKillEvent && killPos <= iSubFragmentEnd) ||  
                 (SYNTHESIS_MODE_GET_FILTER(SynthesisMode) &&  
                  EG2.getSegmentType() == EGADSR::segment_end)) {  
                 EG1.enterFadeOutStage();  
                 itKillEvent = Pool<Event>::Iterator();  
             }  
246    
247              // process envelope generators      Voice::EGInfo Voice::CalculateEG2ControllerInfluence(double eg2ControllerValue) {
248              switch (EG1.getSegmentType()) {          /*EGInfo eg;
249                  case EGADSR::segment_lin:          eg.Attack  = (pRegion->EG2ControllerAttackInfluence)  ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerAttackInfluence)  * eg2ControllerValue : 1.0;
250                      fFinalVolume *= EG1.processLin();          eg.Decay   = (pRegion->EG2ControllerDecayInfluence)   ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerDecayInfluence)   * eg2ControllerValue : 1.0;
251                      break;          eg.Release = (pRegion->EG2ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerReleaseInfluence) * eg2ControllerValue : 1.0;
252                  case EGADSR::segment_exp:  
253                      fFinalVolume *= EG1.processExp();          return eg;*/ // TODO: ^^^
254                      break;          EGInfo eg;
255                  case EGADSR::segment_end:          eg.Attack = 1.0;
256                      fFinalVolume *= EG1.getLevel();          eg.Decay = 1.0;
257                      break; // noop          eg.Release = 1.0;
258              }          return eg;
259              switch (EG2.getSegmentType()) {      }
260                  case EGADSR::segment_lin:  
261                      fFinalCutoff *= EG2.processLin();      void Voice::TriggerEG2(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) {
262                      break;          EG2.trigger(uint(RgnInfo.EG2PreAttack),
263                  case EGADSR::segment_exp:                      RgnInfo.EG2Attack * egInfo.Attack,
264                      fFinalCutoff *= EG2.processExp();                      false,
265                      break;                      RgnInfo.EG2Decay1 * egInfo.Decay * velrelease,
266                  case EGADSR::segment_end:                      RgnInfo.EG2Decay2 * egInfo.Decay * velrelease,
267                      fFinalCutoff *= EG2.getLevel();                      RgnInfo.EG2InfiniteSustain,
268                      break; // noop                      uint(RgnInfo.EG2Sustain),
269              }                      RgnInfo.EG2Release * egInfo.Release * velrelease,
270              if (EG3.active()) finalSynthesisParameters.fFinalPitch *= EG3.render();                      velocityAttenuation,
271                        sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
272        }
273    
274        void Voice::InitLFO1() {
275            /*uint16_t lfo1_internal_depth;
276            switch (pRegion->LFO1Controller) {
277                case ::gig::lfo1_ctrl_internal:
278                    lfo1_internal_depth  = pRegion->LFO1InternalDepth;
279                    pLFO1->ExtController = 0; // no external controller
280                    bLFO1Enabled         = (lfo1_internal_depth > 0);
281                    break;
282                case ::gig::lfo1_ctrl_modwheel:
283                    lfo1_internal_depth  = 0;
284                    pLFO1->ExtController = 1; // MIDI controller 1
285                    bLFO1Enabled         = (pRegion->LFO1ControlDepth > 0);
286                    break;
287                case ::gig::lfo1_ctrl_breath:
288                    lfo1_internal_depth  = 0;
289                    pLFO1->ExtController = 2; // MIDI controller 2
290                    bLFO1Enabled         = (pRegion->LFO1ControlDepth > 0);
291                    break;
292                case ::gig::lfo1_ctrl_internal_modwheel:
293                    lfo1_internal_depth  = pRegion->LFO1InternalDepth;
294                    pLFO1->ExtController = 1; // MIDI controller 1
295                    bLFO1Enabled         = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0);
296                    break;
297                case ::gig::lfo1_ctrl_internal_breath:
298                    lfo1_internal_depth  = pRegion->LFO1InternalDepth;
299                    pLFO1->ExtController = 2; // MIDI controller 2
300                    bLFO1Enabled         = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0);
301                    break;
302                default:
303                    lfo1_internal_depth  = 0;
304                    pLFO1->ExtController = 0; // no external controller
305                    bLFO1Enabled         = false;
306            }
307            if (bLFO1Enabled) {
308                pLFO1->trigger(pRegion->LFO1Frequency,
309                               start_level_min,
310                               lfo1_internal_depth,
311                               pRegion->LFO1ControlDepth,
312                               pRegion->LFO1FlipPhase,
313                               pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
314                pLFO1->update(pLFO1->ExtController ? GetSf2EngineChannel()->ControllerTable[pLFO1->ExtController] : 0);
315            }*/ // TODO: ^^^
316            bLFO1Enabled = false;
317        }
318    
319              // process low frequency oscillators      void Voice::InitLFO2() {
320              if (bLFO1Enabled) fFinalVolume *= (1.0f - pLFO1->render());          /*uint16_t lfo2_internal_depth;
321              if (bLFO2Enabled) fFinalCutoff *= pLFO2->render();          switch (pRegion->LFO2Controller) {
322              if (bLFO3Enabled) finalSynthesisParameters.fFinalPitch *= RTMath::CentsToFreqRatio(pLFO3->render());              case ::gig::lfo2_ctrl_internal:
323                    lfo2_internal_depth  = pRegion->LFO2InternalDepth;
324              // limit the pitch so we don't read outside the buffer                  pLFO2->ExtController = 0; // no external controller
325              finalSynthesisParameters.fFinalPitch = RTMath::Min(finalSynthesisParameters.fFinalPitch, float(1 << CONFIG_MAX_PITCH));                  bLFO2Enabled         = (lfo2_internal_depth > 0);
326                    break;
327              // if filter enabled then update filter coefficients              case ::gig::lfo2_ctrl_modwheel:
328              if (SYNTHESIS_MODE_GET_FILTER(SynthesisMode)) {                  lfo2_internal_depth  = 0;
329                  finalSynthesisParameters.filterLeft.SetParameters(fFinalCutoff, fFinalResonance, pEngine->SampleRate);                  pLFO2->ExtController = 1; // MIDI controller 1
330                  finalSynthesisParameters.filterRight.SetParameters(fFinalCutoff, fFinalResonance, pEngine->SampleRate);                  bLFO2Enabled         = (pRegion->LFO2ControlDepth > 0);
331              }                  break;
332                case ::gig::lfo2_ctrl_foot:
333                    lfo2_internal_depth  = 0;
334                    pLFO2->ExtController = 4; // MIDI controller 4
335                    bLFO2Enabled         = (pRegion->LFO2ControlDepth > 0);
336                    break;
337                case ::gig::lfo2_ctrl_internal_modwheel:
338                    lfo2_internal_depth  = pRegion->LFO2InternalDepth;
339                    pLFO2->ExtController = 1; // MIDI controller 1
340                    bLFO2Enabled         = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0);
341                    break;
342                case ::gig::lfo2_ctrl_internal_foot:
343                    lfo2_internal_depth  = pRegion->LFO2InternalDepth;
344                    pLFO2->ExtController = 4; // MIDI controller 4
345                    bLFO2Enabled         = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0);
346                    break;
347                default:
348                    lfo2_internal_depth  = 0;
349                    pLFO2->ExtController = 0; // no external controller
350                    bLFO2Enabled         = false;
351            }
352            if (bLFO2Enabled) {
353                pLFO2->trigger(pRegion->LFO2Frequency,
354                               start_level_max,
355                               lfo2_internal_depth,
356                               pRegion->LFO2ControlDepth,
357                               pRegion->LFO2FlipPhase,
358                               pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
359                pLFO2->update(pLFO2->ExtController ? GetSf2EngineChannel()->ControllerTable[pLFO2->ExtController] : 0);
360            }*/ // TODO: ^^^
361             bLFO2Enabled = false;
362        }
363    
364        void Voice::InitLFO3() {
365            /*uint16_t lfo3_internal_depth;
366            switch (pRegion->LFO3Controller) {
367                case ::gig::lfo3_ctrl_internal:
368                    lfo3_internal_depth  = pRegion->LFO3InternalDepth;
369                    pLFO3->ExtController = 0; // no external controller
370                    bLFO3Enabled         = (lfo3_internal_depth > 0);
371                    break;
372                case ::gig::lfo3_ctrl_modwheel:
373                    lfo3_internal_depth  = 0;
374                    pLFO3->ExtController = 1; // MIDI controller 1
375                    bLFO3Enabled         = (pRegion->LFO3ControlDepth > 0);
376                    break;
377                case ::gig::lfo3_ctrl_aftertouch:
378                    lfo3_internal_depth  = 0;
379                    pLFO3->ExtController = 128;
380                    bLFO3Enabled         = true;
381                    break;
382                case ::gig::lfo3_ctrl_internal_modwheel:
383                    lfo3_internal_depth  = pRegion->LFO3InternalDepth;
384                    pLFO3->ExtController = 1; // MIDI controller 1
385                    bLFO3Enabled         = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0);
386                    break;
387                case ::gig::lfo3_ctrl_internal_aftertouch:
388                    lfo3_internal_depth  = pRegion->LFO3InternalDepth;
389                    pLFO1->ExtController = 128;
390                    bLFO3Enabled         = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0);
391                    break;
392                default:
393                    lfo3_internal_depth  = 0;
394                    pLFO3->ExtController = 0; // no external controller
395                    bLFO3Enabled         = false;
396            }
397            if (bLFO3Enabled) {
398                pLFO3->trigger(pRegion->LFO3Frequency,
399                               start_level_mid,
400                               lfo3_internal_depth,
401                               pRegion->LFO3ControlDepth,
402                               false,
403                               pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
404                pLFO3->update(pLFO3->ExtController ? GetSf2EngineChannel()->ControllerTable[pLFO3->ExtController] : 0);
405            }*/ // TODO: ^^^
406             bLFO3Enabled = false;
407        }
408        
409        SignalUnitRack* Voice::GetSignalUnitRack() {
410            return static_cast<SignalUnitRack*> (&SignalRack);
411        }
412    
413              // do we need resampling?      float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) {
414              const float __PLUS_ONE_CENT  = 1.000577789506554859250142541782224725466f;          /*float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity);
415              const float __MINUS_ONE_CENT = 0.9994225441413807496009516495583113737666f;          if (pRegion->VCFKeyboardTracking) {
416              const bool bResamplingRequired = !(finalSynthesisParameters.fFinalPitch <= __PLUS_ONE_CENT &&              cutoff *= RTMath::CentsToFreqRatioUnlimited((MIDIKey - pRegion->VCFKeyboardTrackingBreakpoint) * 100);
417                                                 finalSynthesisParameters.fFinalPitch >= __MINUS_ONE_CENT);          }
418              SYNTHESIS_MODE_SET_INTERPOLATE(SynthesisMode, bResamplingRequired);          return cutoff;*/ // TODO: ^^^
419            return 1.0f;
420              fFinalVolume = 1.0;      }
             // prepare final synthesis parameters structure  
             finalSynthesisParameters.uiToGo            = iSubFragmentEnd - i;  
 #ifdef CONFIG_INTERPOLATE_VOLUME  
             finalSynthesisParameters.fFinalVolumeDeltaLeft  = 1;  
             finalSynthesisParameters.fFinalVolumeDeltaRight = 1;  
 #else  
             finalSynthesisParameters.fFinalVolumeLeft  =1;  
             finalSynthesisParameters.fFinalVolumeRight =1;  
 #endif  
             // render audio for one subfragment  
             //RunSynthesisFunction(SynthesisMode, &finalSynthesisParameters, &loop);  
   
             // stop the rendering if volume EG is finished  
             if (EG1.getSegmentType() == EGADSR::segment_end) break;  
   
             const double newPos = Pos + (iSubFragmentEnd - i) * finalSynthesisParameters.fFinalPitch;  
   
             // increment envelopes' positions  
             if (EG1.active()) {  
   
                 // 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  
                 if (pRegion->SampleLoops && Pos <= pRegion->pSampleLoops[0].LoopStart && pRegion->pSampleLoops[0].LoopStart < newPos) {  
                     EG1.update(EGADSR::event_hold_end, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);  
                 } // TODO:  
421    
422                  EG1.increment(1);      float Voice::CalculateFinalCutoff(float cutoffBase) {
423                  if (!EG1.toStageEndLeft()) EG1.update(EGADSR::event_stage_end, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);          /*int cvalue;
424              }          if (VCFCutoffCtrl.controller) {
425              if (EG2.active()) {              cvalue = GetSf2EngineChannel()->ControllerTable[VCFCutoffCtrl.controller];
426                  EG2.increment(1);              if (pRegion->VCFCutoffControllerInvert) cvalue = 127 - cvalue;
427                  if (!EG2.toStageEndLeft()) EG2.update(EGADSR::event_stage_end, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);              // VCFVelocityScale in this case means Minimum cutoff
428              }              if (cvalue < pRegion->VCFVelocityScale) cvalue = pRegion->VCFVelocityScale;
429              EG3.increment(1);          }
430              if (!EG3.toEndLeft()) EG3.update(); // neutralize envelope coefficient if end reached          else {
431                cvalue = pRegion->VCFCutoff;
432            }
433            float fco = cutoffBase * float(cvalue);
434            if (fco > 127.0f) fco = 127.0f;
435    
436              Pos = newPos;          return fco;*/ // TODO: ^^^
437              i = iSubFragmentEnd;          return 0.0f;
         }*/  
   
             int32_t* pSrc2 = NULL;  
             if((pSample->GetFrameSize() / pSample->GetChannelCount()) == 4) pSrc2 = (int32_t*)pSrc;  
             for(int j = 0; j < Samples; j++) {  
                 int lp, rp;  
                 if(pSample->GetChannelCount() == 1) {  
                     lp = (int)(finalSynthesisParameters.dPos + j);  
                     rp = (int)(finalSynthesisParameters.dPos + j);  
                 } else {  
                     lp = (int)(finalSynthesisParameters.dPos + j) * 2;  
                     rp = (int)(finalSynthesisParameters.dPos + j) * 2 + 1;  
                 }  
                 float left, right;  
                 if(pSrc2 != NULL) {  
                     left = pSrc2[lp]; right = pSrc2[rp];  
                 } else {  
                     left = pSrc[lp]; right = pSrc[rp];  
                 }  
                 float f = (pSrc2 == NULL ? 32768.0f : 32768.0f * 65536.0f);  
                 left /= f; right /= f;  
                 finalSynthesisParameters.pOutLeft[j] += left;  
                 finalSynthesisParameters.pOutRight[j] += right;  
             }  
             finalSynthesisParameters.dPos += Samples;  
438      }      }
439    
440      /** @brief Update current portamento position.      uint8_t Voice::GetVCFCutoffCtrl() {
441       *          /*uint8_t ctrl;
442       * Will be called when portamento mode is enabled to get the final          switch (pRegion->VCFCutoffController) {
443       * portamento position of this active voice from where the next voice(s)              case ::gig::vcf_cutoff_ctrl_modwheel:
444       * might continue to slide on.                  ctrl = 1;
445       *                  break;
446       * @param itNoteOffEvent - event which causes this voice to die soon              case ::gig::vcf_cutoff_ctrl_effect1:
447       */                  ctrl = 12;
448      void Voice::UpdatePortamentoPos(Pool<Event>::Iterator& itNoteOffEvent) {                  break;
449          const float fFinalEG3Level = EG3.level(itNoteOffEvent->FragmentPos());              case ::gig::vcf_cutoff_ctrl_effect2:
450          pEngineChannel->PortamentoPos = (float) MIDIKey + RTMath::FreqRatioToCents(fFinalEG3Level) * 0.01f;                  ctrl = 13;
451      }                  break;
452                case ::gig::vcf_cutoff_ctrl_breath:
453      /**                  ctrl = 2;
454       *  Immediately kill the voice. This method should not be used to kill                  break;
455       *  a normal, active voice, because it doesn't take care of things like              case ::gig::vcf_cutoff_ctrl_foot:
456       *  fading down the volume level to avoid clicks and regular processing                  ctrl = 4;
457       *  until the kill event actually occured!                  break;
458       *              case ::gig::vcf_cutoff_ctrl_sustainpedal:
459       * If it's necessary to know when the voice's disk stream was actually                  ctrl = 64;
460       * deleted, then one can set the optional @a bRequestNotification                  break;
461       * parameter and this method will then return the handle of the disk              case ::gig::vcf_cutoff_ctrl_softpedal:
462       * stream (unique identifier) and one can use this handle to poll the                  ctrl = 67;
463       * disk thread if this stream has been deleted. In any case this method                  break;
464       * will return immediately and will not block until the stream actually              case ::gig::vcf_cutoff_ctrl_genpurpose7:
465       * was deleted.                  ctrl = 82;
466       *                  break;
467       * @param bRequestNotification - (optional) whether the disk thread shall              case ::gig::vcf_cutoff_ctrl_genpurpose8:
468       *                                provide a notification once it deleted                  ctrl = 83;
469       *                               the respective disk stream                  break;
470       *                               (default=false)              case ::gig::vcf_cutoff_ctrl_aftertouch:
471       * @returns handle to the voice's disk stream or @c Stream::INVALID_HANDLE                  ctrl = 128;
472       *          if the voice did not use a disk stream at all                  break;
473       * @see Kill()              case ::gig::vcf_cutoff_ctrl_none:
474       */              default:
475      Stream::Handle Voice::KillImmediately(bool bRequestNotification) {                  ctrl = 0;
476          Stream::Handle hStream = Stream::INVALID_HANDLE;                  break;
         if (DiskVoice && DiskStreamRef.State != Stream::state_unused) {  
             pDiskThread->OrderDeletionOfStream(&DiskStreamRef, bRequestNotification);  
             hStream = DiskStreamRef.hStream;  
477          }          }
478          Reset();  
479          return hStream;          return ctrl;*/ // TODO: ^^^
480            return 0;
481      }      }
482    
483      /**      uint8_t Voice::GetVCFResonanceCtrl() {
484       *  Kill the voice in regular sense. Let the voice render audio until          /*uint8_t ctrl;
485       *  the kill event actually occured and then fade down the volume level          switch (pRegion->VCFResonanceController) {
486       *  very quickly and let the voice die finally. Unlike a normal release              case ::gig::vcf_res_ctrl_genpurpose3:
487       *  of a voice, a kill process cannot be cancalled and is therefore                  ctrl = 18;
488       *  usually used for voice stealing and key group conflicts.                  break;
489       *              case ::gig::vcf_res_ctrl_genpurpose4:
490       *  @param itKillEvent - event which caused the voice to be killed                  ctrl = 19;
491       */                  break;
492      void Voice::Kill(Pool<Event>::Iterator& itKillEvent) {              case ::gig::vcf_res_ctrl_genpurpose5:
493          #if CONFIG_DEVMODE                  ctrl = 80;
494          if (!itKillEvent) dmsg(1,("gig::Voice::Kill(): ERROR, !itKillEvent !!!\n"));                  break;
495          if (itKillEvent && !itKillEvent.isValid()) dmsg(1,("gig::Voice::Kill(): ERROR, itKillEvent invalid !!!\n"));              case ::gig::vcf_res_ctrl_genpurpose6:
496          #endif // CONFIG_DEVMODE                  ctrl = 81;
497                    break;
498                case ::gig::vcf_res_ctrl_none:
499                default:
500                    ctrl = 0;
501            }
502    
503          if (itTriggerEvent && itKillEvent->FragmentPos() <= itTriggerEvent->FragmentPos()) return;          return ctrl;*/ // TODO: ^^^
504          this->itKillEvent = itKillEvent;          return 0;
505        }
506    
507        void Voice::ProcessGroupEvent(RTList<Event>::Iterator& itEvent) {
508            if (itEvent->Param.Note.Key != MIDIKey) {
509                // kill the voice fast
510                pEG1->enterFadeOutStage();
511            }
512      }      }
513    
514  }} // namespace LinuxSampler::sf2  }} // namespace LinuxSampler::sf2
Legend:
Removed from v.2012  
changed lines
  Added in v.2205
  ViewVC Help
Powered by ViewVC