engines/sf2/Voice.cpp

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
 *   Copyright (C) 2005 - 2009 Christian Schoenebeck                       *
 *   Copyright (C) 2009 Grigor Iliev                                       *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the Free Software           *
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *
 *   MA  02111-1307  USA                                                   *
 ***************************************************************************/

#include "Voice.h"

#include "Engine.h"
#include "EngineChannel.h"

namespace LinuxSampler { namespace sf2 {

    Voice::Voice() {
        pEngine     = NULL;
    }

    Voice::~Voice() {

    }

    EngineChannel* Voice::GetSf2EngineChannel() {
        return static_cast<EngineChannel*>(pEngineChannel);
    }

    void Voice::SetEngine(LinuxSampler::Engine* pEngine) {
        Engine* engine = static_cast<Engine*>(pEngine);
        this->pEngine     = engine;
        this->pDiskThread = engine->pDiskThread;
        dmsg(6,("Voice::SetEngine()\n"));
    }

    Voice::SampleInfo Voice::GetSampleInfo() {
        SampleInfo si;
        si.SampleRate       = pSample->SampleRate;
        si.ChannelCount     = pSample->GetChannelCount();
        si.FrameSize        = pSample->GetFrameSize();
        si.BitDepth         = (pSample->GetFrameSize() / pSample->GetChannelCount()) * 8;
        si.TotalFrameCount  = pSample->GetTotalFrameCount();

        si.HasLoops       = pSample->HasLoops();
        si.LoopStart      = (si.HasLoops) ? pSample->StartLoop : 0; // TODO: region loop offsets
        si.LoopLength     = (si.HasLoops) ? pSample->EndLoop   : 0; // TODO: region loop offsets
        si.LoopPlayCount  = 0; // TODO:
        si.Unpitched      = pSample->IsUnpitched();

        return si;
    }

    Voice::RegionInfo Voice::GetRegionInfo() {
        RegionInfo ri;
        ri.UnityNote = pSample->OriginalPitch;
        ri.FineTune  = pRegion->fineTune;
        ri.Pan       = pRegion->pan;
        ri.SampleStartOffset = pRegion->startAddrsOffset + pRegion->startAddrsCoarseOffset;

        ri.EG1PreAttack        = 1000;
        ri.EG1Attack           = pRegion->EG1Attack;
        ri.EG1Hold             = pRegion->EG1Hold;
        ri.EG1Decay1           = pRegion->EG1Decay;
        ri.EG1Decay2           = pRegion->EG1Decay;
        ri.EG1Sustain          = pRegion->EG1Sustain;
        ri.EG1InfiniteSustain  = true;
        ri.EG1Release          = pRegion->EG1Release;

        ri.EG2PreAttack        = 1000;
        ri.EG2Attack           = pRegion->EG2Attack;
        //ri.EG2Hold             = pRegion->EG2Hold; // TODO:
        ri.EG2Decay1           = pRegion->EG2Decay;
        ri.EG2Decay2           = pRegion->EG2Decay;
        ri.EG2Sustain          = pRegion->EG2Sustain;
        ri.EG2InfiniteSustain  = true;
        ri.EG2Release          = pRegion->EG2Release;

        ri.EG3Attack     = 0; // TODO:
        ri.EG3Depth      = 0; // TODO:
        ri.VCFEnabled    = false; // TODO:
        ri.VCFType       = ::gig::vcf_type_lowpass; // TODO:
        ri.VCFResonance  = 0; // TODO:

        ri.ReleaseTriggerDecay = 0; // TODO:

        return ri;
    }

    Voice::InstrumentInfo Voice::GetInstrumentInfo() {
        InstrumentInfo ii;
        ii.FineTune = 0; // TODO: 
        ii.PitchbendRange = 2; // TODO: 

        return ii;
    }

    double Voice::GetSampleAttenuation() {
        return 1.0; // TODO: 
    }

    double Voice::GetVelocityAttenuation(uint8_t MIDIKeyVelocity) {
        return double(MIDIKeyVelocity) / 127.0f; // TODO: 
    }

    double Voice::GetVelocityRelease(uint8_t MIDIKeyVelocity) {
        return 0.9; // TODO:
    }

    void Voice::ProcessCCEvent(RTList<Event>::Iterator& itEvent) {
        /*if (itEvent->Type == Event::type_control_change && itEvent->Param.CC.Controller) { // if (valid) MIDI control change event
            if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange &&
                itEvent->Param.CC.Controller == pRegion->AttenuationController.controller_number) {
                CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]);
            }
        }*/ // TODO: ^^^
    }

    void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) {
        /*int ccvalue = itEvent->Param.CC.Value;
        if (VCFCutoffCtrl.value == ccvalue) return;
        VCFCutoffCtrl.value == ccvalue;
        if (pRegion->VCFCutoffControllerInvert)  ccvalue = 127 - ccvalue;
        if (ccvalue < pRegion->VCFVelocityScale) ccvalue = pRegion->VCFVelocityScale;
        float cutoff = CutoffBase * float(ccvalue);
        if (cutoff > 127.0f) cutoff = 127.0f;

        VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time
        fFinalCutoff = cutoff;*/ // TODO: ^^^
    }

    double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) {
        /*float crossfadeVolume;
        switch (pRegion->AttenuationController.type) {
            case ::gig::attenuation_ctrl_t::type_channelaftertouch:
                crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetSf2EngineChannel()->ControllerTable[128])];
                break;
            case ::gig::attenuation_ctrl_t::type_velocity:
                crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(MIDIKeyVelocity)];
                break;
            case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate
                crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetSf2EngineChannel()->ControllerTable[pRegion->AttenuationController.controller_number])];
                break;
            case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined
            default:
                crossfadeVolume = 1.0f;
        }

        return crossfadeVolume;*/ // TODO: ^^^
        return 1.0f;
    }

    double Voice::GetEG1ControllerValue(uint8_t MIDIKeyVelocity) {
        /*double eg1controllervalue = 0;
        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 = GetSf2EngineChannel()->ControllerTable[128];
                break;
            case ::gig::eg1_ctrl_t::type_velocity:
                eg1controllervalue = MIDIKeyVelocity;
                break;
            case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller
                eg1controllervalue = GetSf2EngineChannel()->ControllerTable[pRegion->EG1Controller.controller_number];
                break;
        }
        if (pRegion->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue;

        return eg1controllervalue;*/ // TODO: ^^^
        return 0;
    }

    Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) {
        /*EGInfo eg;
        // (eg1attack is different from the others)
        eg.Attack  = (pRegion->EG1ControllerAttackInfluence)  ?
            1 + 0.031 * (double) (pRegion->EG1ControllerAttackInfluence == 1 ?
                                  1 : 1 << pRegion->EG1ControllerAttackInfluence) * eg1ControllerValue : 1.0;
        eg.Decay   = (pRegion->EG1ControllerDecayInfluence)   ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerDecayInfluence)   * eg1ControllerValue : 1.0;
        eg.Release = (pRegion->EG1ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerReleaseInfluence) * eg1ControllerValue : 1.0;

        return eg;*/ // TODO: ^^^
        EGInfo eg;
        eg.Attack = 1.0;
        eg.Decay = 1.0;
        eg.Release = 1.0;
        return eg;
    }

    double Voice::GetEG2ControllerValue(uint8_t MIDIKeyVelocity) {
        /*double eg2controllervalue = 0;
        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 = GetSf2EngineChannel()->ControllerTable[128];
                break;
            case ::gig::eg2_ctrl_t::type_velocity:
                eg2controllervalue = MIDIKeyVelocity;
                break;
            case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller
                eg2controllervalue = GetSf2EngineChannel()->ControllerTable[pRegion->EG2Controller.controller_number];
                break;
        }
        if (pRegion->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue;

        return eg2controllervalue;*/ // TODO: ^^^
        return 0;
    }

    Voice::EGInfo Voice::CalculateEG2ControllerInfluence(double eg2ControllerValue) {
        /*EGInfo eg;
        eg.Attack  = (pRegion->EG2ControllerAttackInfluence)  ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerAttackInfluence)  * eg2ControllerValue : 1.0;
        eg.Decay   = (pRegion->EG2ControllerDecayInfluence)   ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerDecayInfluence)   * eg2ControllerValue : 1.0;
        eg.Release = (pRegion->EG2ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerReleaseInfluence) * eg2ControllerValue : 1.0;

        return eg;*/ // TODO: ^^^
        EGInfo eg;
        eg.Attack = 1.0;
        eg.Decay = 1.0;
        eg.Release = 1.0;
        return eg;
    }

    void Voice::InitLFO1() {
        /*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 ? GetSf2EngineChannel()->ControllerTable[pLFO1->ExtController] : 0);
        }*/ // TODO: ^^^
        bLFO1Enabled = false;
    }

    void Voice::InitLFO2() {
        /*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 ? GetSf2EngineChannel()->ControllerTable[pLFO2->ExtController] : 0);
        }*/ // TODO: ^^^
         bLFO2Enabled = false;
    }

    void Voice::InitLFO3() {
        /*uint16_t lfo3_internal_depth;
        switch (pRegion->LFO3Controller) {
            case ::gig::lfo3_ctrl_internal:
                lfo3_internal_depth  = pRegion->LFO3InternalDepth;
                pLFO3->ExtController = 0; // no external controller
                bLFO3Enabled         = (lfo3_internal_depth > 0);
                break;
            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 ? GetSf2EngineChannel()->ControllerTable[pLFO3->ExtController] : 0);
        }*/ // TODO: ^^^
         bLFO3Enabled = false;
    }

    float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) {
        /*float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity);
        if (pRegion->VCFKeyboardTracking) {
            cutoff *= exp((MIDIKeyVelocity - pRegion->VCFKeyboardTrackingBreakpoint) * 0.057762265f); // (ln(2) / 12)
        }
        return cutoff;*/ // TODO: ^^^
        return 1.0f;
    }

    float Voice::CalculateFinalCutoff(float cutoffBase) {
        /*int cvalue;
        if (VCFCutoffCtrl.controller) {
            cvalue = GetSf2EngineChannel()->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;
        }
        float fco = cutoffBase * float(cvalue);
        if (fco > 127.0f) fco = 127.0f;

        return fco;*/ // TODO: ^^^
        return 0.0f;
    }

    uint8_t Voice::GetVCFCutoffCtrl() {
        /*uint8_t ctrl;
        switch (pRegion->VCFCutoffController) {
            case ::gig::vcf_cutoff_ctrl_modwheel:
                ctrl = 1;
                break;
            case ::gig::vcf_cutoff_ctrl_effect1:
                ctrl = 12;
                break;
            case ::gig::vcf_cutoff_ctrl_effect2:
                ctrl = 13;
                break;
            case ::gig::vcf_cutoff_ctrl_breath:
                ctrl = 2;
                break;
            case ::gig::vcf_cutoff_ctrl_foot:
                ctrl = 4;
                break;
            case ::gig::vcf_cutoff_ctrl_sustainpedal:
                ctrl = 64;
                break;
            case ::gig::vcf_cutoff_ctrl_softpedal:
                ctrl = 67;
                break;
            case ::gig::vcf_cutoff_ctrl_genpurpose7:
                ctrl = 82;
                break;
            case ::gig::vcf_cutoff_ctrl_genpurpose8:
                ctrl = 83;
                break;
            case ::gig::vcf_cutoff_ctrl_aftertouch:
                ctrl = 128;
                break;
            case ::gig::vcf_cutoff_ctrl_none:
            default:
                ctrl = 0;
                break;
        }

        return ctrl;*/ // TODO: ^^^
        return 0;
    }

    uint8_t Voice::GetVCFResonanceCtrl() {
        /*uint8_t ctrl;
        switch (pRegion->VCFResonanceController) {
            case ::gig::vcf_res_ctrl_genpurpose3:
                ctrl = 18;
                break;
            case ::gig::vcf_res_ctrl_genpurpose4:
                ctrl = 19;
                break;
            case ::gig::vcf_res_ctrl_genpurpose5:
                ctrl = 80;
                break;
            case ::gig::vcf_res_ctrl_genpurpose6:
                ctrl = 81;
                break;
            case ::gig::vcf_res_ctrl_none:
            default:
                ctrl = 0;
        }

        return ctrl;*/ // TODO: ^^^
        return 0;
    }

}} // namespace LinuxSampler::sf2
1	iliev	2012	/***************************************************************************
2			* *
3			* LinuxSampler - modular, streaming capable sampler *
4			* *
5			* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6			* Copyright (C) 2005 - 2009 Christian Schoenebeck *
7	iliev	2015	* Copyright (C) 2009 Grigor Iliev *
8	iliev	2012	* *
9			* 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 *
11			* the Free Software Foundation; either version 2 of the License, or *
12			* (at your option) any later version. *
13			* *
14			* This program is distributed in the hope that it will be useful, *
15			* but WITHOUT ANY WARRANTY; without even the implied warranty of *
16			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
17			* GNU General Public License for more details. *
18			* *
19			* You should have received a copy of the GNU General Public License *
20			* along with this program; if not, write to the Free Software *
21			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
22			* MA 02111-1307 USA *
23			***************************************************************************/
24
25	iliev	2015	#include "Voice.h"
26
27	iliev	2012	#include "Engine.h"
28			#include "EngineChannel.h"
29
30			namespace LinuxSampler { namespace sf2 {
31
32			Voice::Voice() {
33			pEngine = NULL;
34			}
35
36			Voice::~Voice() {
37	iliev	2015
38	iliev	2012	}
39
40	iliev	2015	EngineChannel* Voice::GetSf2EngineChannel() {
41			return static_cast<EngineChannel*>(pEngineChannel);
42			}
43
44	iliev	2012	void Voice::SetEngine(LinuxSampler::Engine* pEngine) {
45			Engine* engine = static_cast<Engine*>(pEngine);
46			this->pEngine = engine;
47			this->pDiskThread = engine->pDiskThread;
48			dmsg(6,("Voice::SetEngine()\n"));
49			}
50
51	iliev	2015	Voice::SampleInfo Voice::GetSampleInfo() {
52			SampleInfo si;
53			si.SampleRate = pSample->SampleRate;
54			si.ChannelCount = pSample->GetChannelCount();
55			si.FrameSize = pSample->GetFrameSize();
56			si.BitDepth = (pSample->GetFrameSize() / pSample->GetChannelCount()) * 8;
57			si.TotalFrameCount = pSample->GetTotalFrameCount();
58	iliev	2012
59	iliev	2015	si.HasLoops = pSample->HasLoops();
60			si.LoopStart = (si.HasLoops) ? pSample->StartLoop : 0; // TODO: region loop offsets
61			si.LoopLength = (si.HasLoops) ? pSample->EndLoop : 0; // TODO: region loop offsets
62			si.LoopPlayCount = 0; // TODO:
63			si.Unpitched = pSample->IsUnpitched();
64	iliev	2012
65	iliev	2015	return si;
66			}
67	iliev	2012
68	iliev	2015	Voice::RegionInfo Voice::GetRegionInfo() {
69			RegionInfo ri;
70			ri.UnityNote = pSample->OriginalPitch;
71			ri.FineTune = pRegion->fineTune;
72			ri.Pan = pRegion->pan;
73			ri.SampleStartOffset = pRegion->startAddrsOffset + pRegion->startAddrsCoarseOffset;
74	iliev	2012
75	iliev	2015	ri.EG1PreAttack = 1000;
76			ri.EG1Attack = pRegion->EG1Attack;
77			ri.EG1Hold = pRegion->EG1Hold;
78			ri.EG1Decay1 = pRegion->EG1Decay;
79			ri.EG1Decay2 = pRegion->EG1Decay;
80			ri.EG1Sustain = pRegion->EG1Sustain;
81			ri.EG1InfiniteSustain = true;
82			ri.EG1Release = pRegion->EG1Release;
83	iliev	2012
84	iliev	2015	ri.EG2PreAttack = 1000;
85			ri.EG2Attack = pRegion->EG2Attack;
86			//ri.EG2Hold = pRegion->EG2Hold; // TODO:
87			ri.EG2Decay1 = pRegion->EG2Decay;
88			ri.EG2Decay2 = pRegion->EG2Decay;
89			ri.EG2Sustain = pRegion->EG2Sustain;
90			ri.EG2InfiniteSustain = true;
91			ri.EG2Release = pRegion->EG2Release;
92	iliev	2012
93	iliev	2015	ri.EG3Attack = 0; // TODO:
94			ri.EG3Depth = 0; // TODO:
95			ri.VCFEnabled = false; // TODO:
96			ri.VCFType = ::gig::vcf_type_lowpass; // TODO:
97			ri.VCFResonance = 0; // TODO:
98	iliev	2012
99	iliev	2015	ri.ReleaseTriggerDecay = 0; // TODO:
100	iliev	2012
101	iliev	2015	return ri;
102			}
103
104			Voice::InstrumentInfo Voice::GetInstrumentInfo() {
105			InstrumentInfo ii;
106			ii.FineTune = 0; // TODO:
107			ii.PitchbendRange = 2; // TODO:
108
109			return ii;
110			}
111
112			double Voice::GetSampleAttenuation() {
113			return 1.0; // TODO:
114			}
115
116			double Voice::GetVelocityAttenuation(uint8_t MIDIKeyVelocity) {
117			return double(MIDIKeyVelocity) / 127.0f; // TODO:
118			}
119
120			double Voice::GetVelocityRelease(uint8_t MIDIKeyVelocity) {
121			return 0.9; // TODO:
122			}
123
124			void Voice::ProcessCCEvent(RTList<Event>::Iterator& itEvent) {
125			/*if (itEvent->Type == Event::type_control_change && itEvent->Param.CC.Controller) { // if (valid) MIDI control change event
126			if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange &&
127			itEvent->Param.CC.Controller == pRegion->AttenuationController.controller_number) {
128			CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]);
129			}
130			}*/ // TODO: ^^^
131			}
132
133			void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) {
134			/*int ccvalue = itEvent->Param.CC.Value;
135			if (VCFCutoffCtrl.value == ccvalue) return;
136			VCFCutoffCtrl.value == ccvalue;
137			if (pRegion->VCFCutoffControllerInvert) ccvalue = 127 - ccvalue;
138			if (ccvalue < pRegion->VCFVelocityScale) ccvalue = pRegion->VCFVelocityScale;
139			float cutoff = CutoffBase * float(ccvalue);
140			if (cutoff > 127.0f) cutoff = 127.0f;
141
142			VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time
143			fFinalCutoff = cutoff;*/ // TODO: ^^^
144			}
145
146			double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) {
147	iliev	2012	/*float crossfadeVolume;
148			switch (pRegion->AttenuationController.type) {
149			case ::gig::attenuation_ctrl_t::type_channelaftertouch:
150	iliev	2015	crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetSf2EngineChannel()->ControllerTable[128])];
151	iliev	2012	break;
152			case ::gig::attenuation_ctrl_t::type_velocity:
153	iliev	2015	crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(MIDIKeyVelocity)];
154	iliev	2012	break;
155			case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate
156	iliev	2015	crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetSf2EngineChannel()->ControllerTable[pRegion->AttenuationController.controller_number])];
157	iliev	2012	break;
158			case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined
159			default:
160			crossfadeVolume = 1.0f;
161			}
162
163	iliev	2015	return crossfadeVolume;*/ // TODO: ^^^
164			return 1.0f;
165			}
166	iliev	2012
167	iliev	2015	double Voice::GetEG1ControllerValue(uint8_t MIDIKeyVelocity) {
168			/*double eg1controllervalue = 0;
169			switch (pRegion->EG1Controller.type) {
170			case ::gig::eg1_ctrl_t::type_none: // no controller defined
171			eg1controllervalue = 0;
172			break;
173			case ::gig::eg1_ctrl_t::type_channelaftertouch:
174			eg1controllervalue = GetSf2EngineChannel()->ControllerTable[128];
175			break;
176			case ::gig::eg1_ctrl_t::type_velocity:
177			eg1controllervalue = MIDIKeyVelocity;
178			break;
179			case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller
180			eg1controllervalue = GetSf2EngineChannel()->ControllerTable[pRegion->EG1Controller.controller_number];
181			break;
182	iliev	2012	}
183	iliev	2015	if (pRegion->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue;
184	iliev	2012
185	iliev	2015	return eg1controllervalue;*/ // TODO: ^^^
186			return 0;
187			}
188	iliev	2012
189	iliev	2015	Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) {
190			/*EGInfo eg;
191			// (eg1attack is different from the others)
192			eg.Attack = (pRegion->EG1ControllerAttackInfluence) ?
193			1 + 0.031 * (double) (pRegion->EG1ControllerAttackInfluence == 1 ?
194			1 : 1 << pRegion->EG1ControllerAttackInfluence) * eg1ControllerValue : 1.0;
195			eg.Decay = (pRegion->EG1ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerDecayInfluence) * eg1ControllerValue : 1.0;
196			eg.Release = (pRegion->EG1ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerReleaseInfluence) * eg1ControllerValue : 1.0;
197	iliev	2012
198	iliev	2015	return eg;*/ // TODO: ^^^
199			EGInfo eg;
200			eg.Attack = 1.0;
201			eg.Decay = 1.0;
202			eg.Release = 1.0;
203			return eg;
204			}
205	iliev	2012
206	iliev	2015	double Voice::GetEG2ControllerValue(uint8_t MIDIKeyVelocity) {
207			/*double eg2controllervalue = 0;
208			switch (pRegion->EG2Controller.type) {
209			case ::gig::eg2_ctrl_t::type_none: // no controller defined
210			eg2controllervalue = 0;
211			break;
212			case ::gig::eg2_ctrl_t::type_channelaftertouch:
213			eg2controllervalue = GetSf2EngineChannel()->ControllerTable[128];
214			break;
215			case ::gig::eg2_ctrl_t::type_velocity:
216			eg2controllervalue = MIDIKeyVelocity;
217			break;
218			case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller
219			eg2controllervalue = GetSf2EngineChannel()->ControllerTable[pRegion->EG2Controller.controller_number];
220			break;
221	iliev	2012	}
222	iliev	2015	if (pRegion->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue;
223	iliev	2012
224	iliev	2015	return eg2controllervalue;*/ // TODO: ^^^
225			return 0;
226			}
227	iliev	2012
228	iliev	2015	Voice::EGInfo Voice::CalculateEG2ControllerInfluence(double eg2ControllerValue) {
229			/*EGInfo eg;
230			eg.Attack = (pRegion->EG2ControllerAttackInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerAttackInfluence) * eg2ControllerValue : 1.0;
231			eg.Decay = (pRegion->EG2ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerDecayInfluence) * eg2ControllerValue : 1.0;
232			eg.Release = (pRegion->EG2ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerReleaseInfluence) * eg2ControllerValue : 1.0;
233	iliev	2012
234	iliev	2015	return eg;*/ // TODO: ^^^
235			EGInfo eg;
236			eg.Attack = 1.0;
237			eg.Decay = 1.0;
238			eg.Release = 1.0;
239			return eg;
240			}
241	iliev	2012
242	iliev	2015	void Voice::InitLFO1() {
243			/*uint16_t lfo1_internal_depth;
244			switch (pRegion->LFO1Controller) {
245			case ::gig::lfo1_ctrl_internal:
246			lfo1_internal_depth = pRegion->LFO1InternalDepth;
247			pLFO1->ExtController = 0; // no external controller
248			bLFO1Enabled = (lfo1_internal_depth > 0);
249			break;
250			case ::gig::lfo1_ctrl_modwheel:
251			lfo1_internal_depth = 0;
252			pLFO1->ExtController = 1; // MIDI controller 1
253			bLFO1Enabled = (pRegion->LFO1ControlDepth > 0);
254			break;
255			case ::gig::lfo1_ctrl_breath:
256			lfo1_internal_depth = 0;
257			pLFO1->ExtController = 2; // MIDI controller 2
258			bLFO1Enabled = (pRegion->LFO1ControlDepth > 0);
259			break;
260			case ::gig::lfo1_ctrl_internal_modwheel:
261			lfo1_internal_depth = pRegion->LFO1InternalDepth;
262			pLFO1->ExtController = 1; // MIDI controller 1
263			bLFO1Enabled = (lfo1_internal_depth > 0 \|\| pRegion->LFO1ControlDepth > 0);
264			break;
265			case ::gig::lfo1_ctrl_internal_breath:
266			lfo1_internal_depth = pRegion->LFO1InternalDepth;
267			pLFO1->ExtController = 2; // MIDI controller 2
268			bLFO1Enabled = (lfo1_internal_depth > 0 \|\| pRegion->LFO1ControlDepth > 0);
269			break;
270			default:
271			lfo1_internal_depth = 0;
272			pLFO1->ExtController = 0; // no external controller
273			bLFO1Enabled = false;
274	iliev	2012	}
275	iliev	2015	if (bLFO1Enabled) {
276			pLFO1->trigger(pRegion->LFO1Frequency,
277			start_level_min,
278			lfo1_internal_depth,
279			pRegion->LFO1ControlDepth,
280			pRegion->LFO1FlipPhase,
281			pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
282			pLFO1->update(pLFO1->ExtController ? GetSf2EngineChannel()->ControllerTable[pLFO1->ExtController] : 0);
283	iliev	2012	}*/ // TODO: ^^^
284	iliev	2015	bLFO1Enabled = false;
285			}
286	iliev	2012
287	iliev	2015	void Voice::InitLFO2() {
288			/*uint16_t lfo2_internal_depth;
289			switch (pRegion->LFO2Controller) {
290			case ::gig::lfo2_ctrl_internal:
291			lfo2_internal_depth = pRegion->LFO2InternalDepth;
292			pLFO2->ExtController = 0; // no external controller
293			bLFO2Enabled = (lfo2_internal_depth > 0);
294			break;
295			case ::gig::lfo2_ctrl_modwheel:
296			lfo2_internal_depth = 0;
297			pLFO2->ExtController = 1; // MIDI controller 1
298			bLFO2Enabled = (pRegion->LFO2ControlDepth > 0);
299			break;
300			case ::gig::lfo2_ctrl_foot:
301			lfo2_internal_depth = 0;
302			pLFO2->ExtController = 4; // MIDI controller 4
303			bLFO2Enabled = (pRegion->LFO2ControlDepth > 0);
304			break;
305			case ::gig::lfo2_ctrl_internal_modwheel:
306			lfo2_internal_depth = pRegion->LFO2InternalDepth;
307			pLFO2->ExtController = 1; // MIDI controller 1
308			bLFO2Enabled = (lfo2_internal_depth > 0 \|\| pRegion->LFO2ControlDepth > 0);
309			break;
310			case ::gig::lfo2_ctrl_internal_foot:
311			lfo2_internal_depth = pRegion->LFO2InternalDepth;
312			pLFO2->ExtController = 4; // MIDI controller 4
313			bLFO2Enabled = (lfo2_internal_depth > 0 \|\| pRegion->LFO2ControlDepth > 0);
314			break;
315			default:
316			lfo2_internal_depth = 0;
317			pLFO2->ExtController = 0; // no external controller
318			bLFO2Enabled = false;
319	iliev	2012	}
320	iliev	2015	if (bLFO2Enabled) {
321			pLFO2->trigger(pRegion->LFO2Frequency,
322			start_level_max,
323			lfo2_internal_depth,
324			pRegion->LFO2ControlDepth,
325			pRegion->LFO2FlipPhase,
326			pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
327			pLFO2->update(pLFO2->ExtController ? GetSf2EngineChannel()->ControllerTable[pLFO2->ExtController] : 0);
328	iliev	2012	}*/ // TODO: ^^^
329	iliev	2015	bLFO2Enabled = false;
330	iliev	2012	}
331
332	iliev	2015	void Voice::InitLFO3() {
333			/*uint16_t lfo3_internal_depth;
334			switch (pRegion->LFO3Controller) {
335			case ::gig::lfo3_ctrl_internal:
336			lfo3_internal_depth = pRegion->LFO3InternalDepth;
337			pLFO3->ExtController = 0; // no external controller
338			bLFO3Enabled = (lfo3_internal_depth > 0);
339	iliev	2012	break;
340	iliev	2015	case ::gig::lfo3_ctrl_modwheel:
341			lfo3_internal_depth = 0;
342			pLFO3->ExtController = 1; // MIDI controller 1
343			bLFO3Enabled = (pRegion->LFO3ControlDepth > 0);
344	iliev	2012	break;
345	iliev	2015	case ::gig::lfo3_ctrl_aftertouch:
346			lfo3_internal_depth = 0;
347			pLFO3->ExtController = 128;
348			bLFO3Enabled = true;
349	iliev	2012	break;
350	iliev	2015	case ::gig::lfo3_ctrl_internal_modwheel:
351			lfo3_internal_depth = pRegion->LFO3InternalDepth;
352			pLFO3->ExtController = 1; // MIDI controller 1
353			bLFO3Enabled = (lfo3_internal_depth > 0 \|\| pRegion->LFO3ControlDepth > 0);
354			break;
355			case ::gig::lfo3_ctrl_internal_aftertouch:
356			lfo3_internal_depth = pRegion->LFO3InternalDepth;
357			pLFO1->ExtController = 128;
358			bLFO3Enabled = (lfo3_internal_depth > 0 \|\| pRegion->LFO3ControlDepth > 0);
359			break;
360			default:
361			lfo3_internal_depth = 0;
362			pLFO3->ExtController = 0; // no external controller
363			bLFO3Enabled = false;
364	iliev	2012	}
365	iliev	2015	if (bLFO3Enabled) {
366			pLFO3->trigger(pRegion->LFO3Frequency,
367			start_level_mid,
368			lfo3_internal_depth,
369			pRegion->LFO3ControlDepth,
370			false,
371			pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
372			pLFO3->update(pLFO3->ExtController ? GetSf2EngineChannel()->ControllerTable[pLFO3->ExtController] : 0);
373			}*/ // TODO: ^^^
374			bLFO3Enabled = false;
375	iliev	2012	}
376
377	iliev	2015	float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) {
378			/*float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity);
379			if (pRegion->VCFKeyboardTracking) {
380			cutoff = exp((MIDIKeyVelocity - pRegion->VCFKeyboardTrackingBreakpoint) 0.057762265f); // (ln(2) / 12)
381	iliev	2012	}
382	iliev	2015	return cutoff;*/ // TODO: ^^^
383			return 1.0f;
384	iliev	2012	}
385
386	iliev	2015	float Voice::CalculateFinalCutoff(float cutoffBase) {
387			/*int cvalue;
388			if (VCFCutoffCtrl.controller) {
389			cvalue = GetSf2EngineChannel()->ControllerTable[VCFCutoffCtrl.controller];
390			if (pRegion->VCFCutoffControllerInvert) cvalue = 127 - cvalue;
391			// VCFVelocityScale in this case means Minimum cutoff
392			if (cvalue < pRegion->VCFVelocityScale) cvalue = pRegion->VCFVelocityScale;
393	iliev	2012	}
394	iliev	2015	else {
395			cvalue = pRegion->VCFCutoff;
396			}
397			float fco = cutoffBase * float(cvalue);
398			if (fco > 127.0f) fco = 127.0f;
399	iliev	2012
400	iliev	2015	return fco;*/ // TODO: ^^^
401			return 0.0f;
402	iliev	2012	}
403
404	iliev	2015	uint8_t Voice::GetVCFCutoffCtrl() {
405			/*uint8_t ctrl;
406			switch (pRegion->VCFCutoffController) {
407			case ::gig::vcf_cutoff_ctrl_modwheel:
408			ctrl = 1;
409			break;
410			case ::gig::vcf_cutoff_ctrl_effect1:
411			ctrl = 12;
412			break;
413			case ::gig::vcf_cutoff_ctrl_effect2:
414			ctrl = 13;
415			break;
416			case ::gig::vcf_cutoff_ctrl_breath:
417			ctrl = 2;
418			break;
419			case ::gig::vcf_cutoff_ctrl_foot:
420			ctrl = 4;
421			break;
422			case ::gig::vcf_cutoff_ctrl_sustainpedal:
423			ctrl = 64;
424			break;
425			case ::gig::vcf_cutoff_ctrl_softpedal:
426			ctrl = 67;
427			break;
428			case ::gig::vcf_cutoff_ctrl_genpurpose7:
429			ctrl = 82;
430			break;
431			case ::gig::vcf_cutoff_ctrl_genpurpose8:
432			ctrl = 83;
433			break;
434			case ::gig::vcf_cutoff_ctrl_aftertouch:
435			ctrl = 128;
436			break;
437			case ::gig::vcf_cutoff_ctrl_none:
438			default:
439			ctrl = 0;
440			break;
441	iliev	2012	}
442
443	iliev	2015	return ctrl;*/ // TODO: ^^^
444			return 0;
445	iliev	2012	}
446
447	iliev	2015	uint8_t Voice::GetVCFResonanceCtrl() {
448			/*uint8_t ctrl;
449			switch (pRegion->VCFResonanceController) {
450			case ::gig::vcf_res_ctrl_genpurpose3:
451			ctrl = 18;
452			break;
453			case ::gig::vcf_res_ctrl_genpurpose4:
454			ctrl = 19;
455			break;
456			case ::gig::vcf_res_ctrl_genpurpose5:
457			ctrl = 80;
458			break;
459			case ::gig::vcf_res_ctrl_genpurpose6:
460			ctrl = 81;
461			break;
462			case ::gig::vcf_res_ctrl_none:
463			default:
464			ctrl = 0;
465	iliev	2012	}
466
467	iliev	2015	return ctrl;*/ // TODO: ^^^
468			return 0;
469	iliev	2012	}
470
471			}} // namespace LinuxSampler::sf2