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* LinuxSampler - modular, streaming capable sampler * |
* LinuxSampler - modular, streaming capable sampler * |
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* * |
* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
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* Copyright (C) 2009 - 2010 Christian Schoenebeck and Grigor Iliev * |
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* * |
* * |
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* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
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* 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 * |
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* MA 02111-1307 USA * |
* MA 02111-1307 USA * |
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***************************************************************************/ |
***************************************************************************/ |
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#include "EGADSR.h" |
#include "../../common/Features.h" |
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#include "Manipulator.h" |
#include "Synthesizer.h" |
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#include "Profiler.h" |
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#include "Engine.h" |
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#include "EngineChannel.h" |
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#include "Voice.h" |
#include "Voice.h" |
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namespace LinuxSampler { namespace gig { |
namespace LinuxSampler { namespace gig { |
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// TODO: no support for crossfades yet |
Voice::Voice() { |
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pEngine = NULL; |
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const float Voice::FILTER_CUTOFF_COEFF(CalculateFilterCutoffCoeff()); |
pEG1 = &EG1; |
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const int Voice::FILTER_UPDATE_MASK(CalculateFilterUpdateMask()); |
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float Voice::CalculateFilterCutoffCoeff() { |
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return log(FILTER_CUTOFF_MIN / FILTER_CUTOFF_MAX); |
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} |
} |
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int Voice::CalculateFilterUpdateMask() { |
Voice::~Voice() { |
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if (FILTER_UPDATE_PERIOD <= 0) return 0; |
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int power_of_two; |
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for (power_of_two = 0; 1<<power_of_two < FILTER_UPDATE_PERIOD; power_of_two++); |
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return (1 << power_of_two) - 1; |
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} |
} |
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Voice::Voice() { |
EngineChannel* Voice::GetGigEngineChannel() { |
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pEngine = NULL; |
return static_cast<EngineChannel*>(pEngineChannel); |
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pDiskThread = NULL; |
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Active = false; |
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pEG1 = NULL; |
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pEG2 = NULL; |
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pEG3 = NULL; |
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pVCAManipulator = NULL; |
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pVCFCManipulator = NULL; |
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pVCOManipulator = NULL; |
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pLFO1 = NULL; |
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pLFO2 = NULL; |
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pLFO3 = NULL; |
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} |
} |
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Voice::~Voice() { |
void Voice::SetEngine(LinuxSampler::Engine* pEngine) { |
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if (pEG1) delete pEG1; |
Engine* engine = static_cast<Engine*>(pEngine); |
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if (pEG2) delete pEG2; |
this->pEngine = engine; |
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if (pEG3) delete pEG3; |
this->pDiskThread = engine->pDiskThread; |
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if (pLFO1) delete pLFO1; |
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if (pLFO2) delete pLFO2; |
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if (pLFO3) delete pLFO3; |
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if (pVCAManipulator) delete pVCAManipulator; |
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if (pVCFCManipulator) delete pVCFCManipulator; |
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if (pVCOManipulator) delete pVCOManipulator; |
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} |
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void Voice::SetEngine(Engine* pEngine) { |
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this->pEngine = pEngine; |
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// delete old objects |
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if (pEG1) delete pEG1; |
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if (pEG2) delete pEG2; |
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if (pEG3) delete pEG3; |
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if (pVCAManipulator) delete pVCAManipulator; |
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if (pVCFCManipulator) delete pVCFCManipulator; |
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if (pVCOManipulator) delete pVCOManipulator; |
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if (pLFO1) delete pLFO1; |
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if (pLFO2) delete pLFO2; |
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if (pLFO3) delete pLFO3; |
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// create new ones |
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pEG1 = new EGADSR(pEngine, Event::destination_vca); |
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pEG2 = new EGADSR(pEngine, Event::destination_vcfc); |
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pEG3 = new EGDecay(pEngine, Event::destination_vco); |
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pVCAManipulator = new VCAManipulator(pEngine); |
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pVCFCManipulator = new VCFCManipulator(pEngine); |
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pVCOManipulator = new VCOManipulator(pEngine); |
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pLFO1 = new LFO<gig::VCAManipulator>(0.0f, 1.0f, LFO<VCAManipulator>::propagation_top_down, pVCAManipulator, pEngine->pEventPool); |
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pLFO2 = new LFO<gig::VCFCManipulator>(0.0f, 1.0f, LFO<VCFCManipulator>::propagation_top_down, pVCFCManipulator, pEngine->pEventPool); |
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pLFO3 = new LFO<gig::VCOManipulator>(-1200.0f, 1200.0f, LFO<VCOManipulator>::propagation_middle_balanced, pVCOManipulator, pEngine->pEventPool); // +-1 octave (+-1200 cents) max. |
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this->pDiskThread = pEngine->pDiskThread; |
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dmsg(6,("Voice::SetEngine()\n")); |
dmsg(6,("Voice::SetEngine()\n")); |
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} |
} |
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/** |
Voice::SampleInfo Voice::GetSampleInfo() { |
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* Initializes and triggers the voice, a disk stream will be launched if |
SampleInfo si; |
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* needed. |
si.SampleRate = pSample->SamplesPerSecond; |
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* |
si.ChannelCount = pSample->Channels; |
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* @param pNoteOnEvent - event that caused triggering of this voice |
si.FrameSize = pSample->FrameSize; |
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* @param PitchBend - MIDI detune factor (-8192 ... +8191) |
si.BitDepth = pSample->BitDepth; |
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* @param pInstrument - points to the loaded instrument which provides sample wave(s) and articulation data |
si.TotalFrameCount = pSample->SamplesTotal; |
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* @param iLayer - layer number this voice refers to (only if this is a layered sound of course) |
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* @returns 0 on success, a value < 0 if something failed |
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*/ |
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int Voice::Trigger(Event* pNoteOnEvent, int PitchBend, ::gig::Instrument* pInstrument, int iLayer) { |
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if (!pInstrument) { |
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dmsg(1,("voice::trigger: !pInstrument\n")); |
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exit(EXIT_FAILURE); |
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} |
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Active = true; |
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MIDIKey = pNoteOnEvent->Key; |
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pRegion = pInstrument->GetRegion(MIDIKey); |
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PlaybackState = playback_state_ram; // we always start playback from RAM cache and switch then to disk if needed |
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Delay = pNoteOnEvent->FragmentPos(); |
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pTriggerEvent = pNoteOnEvent; |
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if (!pRegion) { |
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std::cerr << "gig::Voice: No Region defined for MIDI key " << MIDIKey << std::endl << std::flush; |
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Kill(); |
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return -1; |
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} |
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// get current dimension values to select the right dimension region |
si.HasLoops = pRegion->SampleLoops; |
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//FIXME: controller values for selecting the dimension region here are currently not sample accurate |
si.LoopStart = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopStart : 0; |
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uint DimValues[5] = {0,0,0,0,0}; |
si.LoopLength = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopLength : 0; |
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for (int i = pRegion->Dimensions - 1; i >= 0; i--) { |
si.LoopPlayCount = pSample->LoopPlayCount; |
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switch (pRegion->pDimensionDefinitions[i].dimension) { |
si.Unpitched = !pRegion->PitchTrack; |
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case ::gig::dimension_samplechannel: |
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DimValues[i] = 0; //TODO: we currently ignore this dimension |
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break; |
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case ::gig::dimension_layer: |
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DimValues[i] = iLayer; |
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// if this is the 1st layer then spawn further voices for all the other layers |
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if (iLayer == 0) |
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for (int iNewLayer = 1; iNewLayer < pRegion->pDimensionDefinitions[i].zones; iNewLayer++) |
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pEngine->LaunchVoice(pNoteOnEvent, iNewLayer); |
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break; |
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case ::gig::dimension_velocity: |
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DimValues[i] = pNoteOnEvent->Velocity; |
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break; |
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case ::gig::dimension_channelaftertouch: |
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DimValues[i] = 0; //TODO: we currently ignore this dimension |
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break; |
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case ::gig::dimension_releasetrigger: |
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DimValues[i] = 0; //TODO: we currently ignore this dimension |
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break; |
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case ::gig::dimension_keyboard: |
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DimValues[i] = (uint) pNoteOnEvent->Key; |
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break; |
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case ::gig::dimension_modwheel: |
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DimValues[i] = pEngine->ControllerTable[1]; |
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break; |
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case ::gig::dimension_breath: |
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DimValues[i] = pEngine->ControllerTable[2]; |
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break; |
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case ::gig::dimension_foot: |
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DimValues[i] = pEngine->ControllerTable[4]; |
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break; |
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case ::gig::dimension_portamentotime: |
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DimValues[i] = pEngine->ControllerTable[5]; |
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break; |
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case ::gig::dimension_effect1: |
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DimValues[i] = pEngine->ControllerTable[12]; |
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break; |
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case ::gig::dimension_effect2: |
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DimValues[i] = pEngine->ControllerTable[13]; |
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break; |
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case ::gig::dimension_genpurpose1: |
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DimValues[i] = pEngine->ControllerTable[16]; |
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break; |
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case ::gig::dimension_genpurpose2: |
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DimValues[i] = pEngine->ControllerTable[17]; |
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break; |
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case ::gig::dimension_genpurpose3: |
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DimValues[i] = pEngine->ControllerTable[18]; |
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break; |
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case ::gig::dimension_genpurpose4: |
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DimValues[i] = pEngine->ControllerTable[19]; |
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break; |
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case ::gig::dimension_sustainpedal: |
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DimValues[i] = pEngine->ControllerTable[64]; |
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break; |
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case ::gig::dimension_portamento: |
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DimValues[i] = pEngine->ControllerTable[65]; |
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break; |
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case ::gig::dimension_sostenutopedal: |
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DimValues[i] = pEngine->ControllerTable[66]; |
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break; |
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case ::gig::dimension_softpedal: |
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DimValues[i] = pEngine->ControllerTable[67]; |
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break; |
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case ::gig::dimension_genpurpose5: |
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DimValues[i] = pEngine->ControllerTable[80]; |
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break; |
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case ::gig::dimension_genpurpose6: |
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DimValues[i] = pEngine->ControllerTable[81]; |
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break; |
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case ::gig::dimension_genpurpose7: |
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DimValues[i] = pEngine->ControllerTable[82]; |
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break; |
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case ::gig::dimension_genpurpose8: |
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DimValues[i] = pEngine->ControllerTable[83]; |
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break; |
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case ::gig::dimension_effect1depth: |
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DimValues[i] = pEngine->ControllerTable[91]; |
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break; |
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case ::gig::dimension_effect2depth: |
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DimValues[i] = pEngine->ControllerTable[92]; |
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break; |
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case ::gig::dimension_effect3depth: |
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DimValues[i] = pEngine->ControllerTable[93]; |
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break; |
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case ::gig::dimension_effect4depth: |
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DimValues[i] = pEngine->ControllerTable[94]; |
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break; |
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case ::gig::dimension_effect5depth: |
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DimValues[i] = pEngine->ControllerTable[95]; |
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break; |
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case ::gig::dimension_none: |
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std::cerr << "gig::Voice::Trigger() Error: dimension=none\n" << std::flush; |
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break; |
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default: |
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std::cerr << "gig::Voice::Trigger() Error: Unknown dimension\n" << std::flush; |
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} |
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} |
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pDimRgn = pRegion->GetDimensionRegionByValue(DimValues[4],DimValues[3],DimValues[2],DimValues[1],DimValues[0]); |
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// get starting crossfade volume level |
return si; |
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switch (pDimRgn->AttenuationController.type) { |
} |
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case ::gig::attenuation_ctrl_t::type_channelaftertouch: |
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CrossfadeVolume = 1.0f; //TODO: aftertouch not supported yet |
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break; |
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case ::gig::attenuation_ctrl_t::type_velocity: |
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CrossfadeVolume = CrossfadeAttenuation(pNoteOnEvent->Velocity); |
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break; |
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case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate |
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CrossfadeVolume = CrossfadeAttenuation(pEngine->ControllerTable[pDimRgn->AttenuationController.controller_number]); |
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break; |
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case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined |
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default: |
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CrossfadeVolume = 1.0f; |
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} |
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pSample = pDimRgn->pSample; // sample won't change until the voice is finished |
Voice::RegionInfo Voice::GetRegionInfo() { |
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RegionInfo ri; |
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ri.UnityNote = pRegion->UnityNote; |
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ri.FineTune = pRegion->FineTune; |
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ri.Pan = pRegion->Pan; |
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ri.SampleStartOffset = pRegion->SampleStartOffset; |
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Pos = pDimRgn->SampleStartOffset; // offset where we should start playback of sample (0 - 2000 sample points) |
ri.EG1PreAttack = pRegion->EG1PreAttack; |
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ri.EG1Attack = pRegion->EG1Attack; |
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ri.EG1Hold = pRegion->EG1Hold; |
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ri.EG1Decay1 = pRegion->EG1Decay1; |
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ri.EG1Decay2 = pRegion->EG1Decay2; |
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ri.EG1Sustain = pRegion->EG1Sustain; |
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ri.EG1InfiniteSustain = pRegion->EG1InfiniteSustain; |
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ri.EG1Release = pRegion->EG1Release; |
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// Check if the sample needs disk streaming or is too short for that |
ri.EG2PreAttack = pRegion->EG2PreAttack; |
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long cachedsamples = pSample->GetCache().Size / pSample->FrameSize; |
ri.EG2Attack = pRegion->EG2Attack; |
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DiskVoice = cachedsamples < pSample->SamplesTotal; |
ri.EG2Decay1 = pRegion->EG2Decay1; |
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ri.EG2Decay2 = pRegion->EG2Decay2; |
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ri.EG2Sustain = pRegion->EG2Sustain; |
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ri.EG2InfiniteSustain = pRegion->EG2InfiniteSustain; |
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ri.EG2Release = pRegion->EG2Release; |
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if (DiskVoice) { // voice to be streamed from disk |
ri.EG3Attack = pRegion->EG3Attack; |
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MaxRAMPos = cachedsamples - (pEngine->MaxSamplesPerCycle << MAX_PITCH) / pSample->Channels; //TODO: this calculation is too pessimistic and may better be moved to Render() method, so it calculates MaxRAMPos dependent to the current demand of sample points to be rendered (e.g. in case of JACK) |
ri.EG3Depth = pRegion->EG3Depth; |
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ri.VCFEnabled = pRegion->VCFEnabled; |
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ri.VCFType = pRegion->VCFType; |
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ri.VCFResonance = pRegion->VCFResonance; |
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// check if there's a loop defined which completely fits into the cached (RAM) part of the sample |
ri.ReleaseTriggerDecay = pRegion->ReleaseTriggerDecay; |
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if (pSample->Loops && pSample->LoopEnd <= MaxRAMPos) { |
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RAMLoop = true; |
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LoopCyclesLeft = pSample->LoopPlayCount; |
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} |
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else RAMLoop = false; |
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if (pDiskThread->OrderNewStream(&DiskStreamRef, pSample, MaxRAMPos, !RAMLoop) < 0) { |
return ri; |
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dmsg(1,("Disk stream order failed!\n")); |
} |
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Kill(); |
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return -1; |
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} |
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dmsg(4,("Disk voice launched (cached samples: %d, total Samples: %d, MaxRAMPos: %d, RAMLooping: %s)\n", cachedsamples, pSample->SamplesTotal, MaxRAMPos, (RAMLoop) ? "yes" : "no")); |
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} |
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else { // RAM only voice |
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MaxRAMPos = cachedsamples; |
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if (pSample->Loops) { |
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RAMLoop = true; |
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LoopCyclesLeft = pSample->LoopPlayCount; |
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} |
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else RAMLoop = false; |
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dmsg(4,("RAM only voice launched (Looping: %s)\n", (RAMLoop) ? "yes" : "no")); |
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} |
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Voice::InstrumentInfo Voice::GetInstrumentInfo() { |
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InstrumentInfo ii; |
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ii.FineTune = GetGigEngineChannel()->pInstrument->FineTune; |
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ii.PitchbendRange = GetGigEngineChannel()->pInstrument->PitchbendRange; |
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// calculate initial pitch value |
return ii; |
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{ |
} |
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double pitchbasecents = pDimRgn->FineTune * 10; |
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if (pDimRgn->PitchTrack) pitchbasecents += (MIDIKey - (int) pDimRgn->UnityNote) * 100; |
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this->PitchBase = RTMath::CentsToFreqRatio(pitchbasecents) * (double(pSample->SamplesPerSecond) / double(pEngine->pAudioOutputDevice->SampleRate())); |
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this->PitchBend = RTMath::CentsToFreqRatio(((double) PitchBend / 8192.0) * 200.0); // pitchbend wheel +-2 semitones = 200 cents |
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} |
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114 |
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double Voice::GetSampleAttenuation() { |
115 |
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return pRegion->SampleAttenuation; |
116 |
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} |
117 |
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Volume = pDimRgn->GetVelocityAttenuation(pNoteOnEvent->Velocity) / 32768.0f; // we downscale by 32768 to convert from int16 value range to DSP value range (which is -1.0..1.0) |
double Voice::GetVelocityAttenuation(uint8_t MIDIKeyVelocity) { |
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return pRegion->GetVelocityAttenuation(MIDIKeyVelocity); |
120 |
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} |
121 |
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122 |
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double Voice::GetVelocityRelease(uint8_t MIDIKeyVelocity) { |
123 |
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return pRegion->GetVelocityRelease(MIDIKeyVelocity); |
124 |
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} |
125 |
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126 |
// setup EG 1 (VCA EG) |
void Voice::ProcessCCEvent(RTList<Event>::Iterator& itEvent) { |
127 |
{ |
if (itEvent->Type == Event::type_control_change && itEvent->Param.CC.Controller) { // if (valid) MIDI control change event |
128 |
// get current value of EG1 controller |
if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange && |
129 |
double eg1controllervalue; |
itEvent->Param.CC.Controller == pRegion->AttenuationController.controller_number) { |
130 |
switch (pDimRgn->EG1Controller.type) { |
CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]); |
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case ::gig::eg1_ctrl_t::type_none: // no controller defined |
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eg1controllervalue = 0; |
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break; |
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case ::gig::eg1_ctrl_t::type_channelaftertouch: |
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eg1controllervalue = 0; // TODO: aftertouch not yet supported |
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break; |
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case ::gig::eg1_ctrl_t::type_velocity: |
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eg1controllervalue = pNoteOnEvent->Velocity; |
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break; |
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case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller |
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eg1controllervalue = pEngine->ControllerTable[pDimRgn->EG1Controller.controller_number]; |
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break; |
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131 |
} |
} |
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if (pDimRgn->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue; |
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// calculate influence of EG1 controller on EG1's parameters (TODO: needs to be fine tuned) |
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double eg1attack = (pDimRgn->EG1ControllerAttackInfluence) ? 0.0001 * (double) (1 << pDimRgn->EG1ControllerAttackInfluence) * eg1controllervalue : 0.0; |
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double eg1decay = (pDimRgn->EG1ControllerDecayInfluence) ? 0.0001 * (double) (1 << pDimRgn->EG1ControllerDecayInfluence) * eg1controllervalue : 0.0; |
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double eg1release = (pDimRgn->EG1ControllerReleaseInfluence) ? 0.0001 * (double) (1 << pDimRgn->EG1ControllerReleaseInfluence) * eg1controllervalue : 0.0; |
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pEG1->Trigger(pDimRgn->EG1PreAttack, |
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pDimRgn->EG1Attack + eg1attack, |
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pDimRgn->EG1Hold, |
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pSample->LoopStart, |
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pDimRgn->EG1Decay1 + eg1decay, |
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pDimRgn->EG1Decay2 + eg1decay, |
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pDimRgn->EG1InfiniteSustain, |
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pDimRgn->EG1Sustain, |
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pDimRgn->EG1Release + eg1release, |
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Delay); |
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132 |
} |
} |
133 |
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} |
134 |
|
|
135 |
|
void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) { |
136 |
|
int ccvalue = itEvent->Param.CC.Value; |
137 |
|
if (VCFCutoffCtrl.value == ccvalue) return; |
138 |
|
VCFCutoffCtrl.value == ccvalue; |
139 |
|
if (pRegion->VCFCutoffControllerInvert) ccvalue = 127 - ccvalue; |
140 |
|
if (ccvalue < pRegion->VCFVelocityScale) ccvalue = pRegion->VCFVelocityScale; |
141 |
|
float cutoff = CutoffBase * float(ccvalue); |
142 |
|
if (cutoff > 127.0f) cutoff = 127.0f; |
143 |
|
|
144 |
#if ENABLE_FILTER |
VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time |
145 |
// setup EG 2 (VCF Cutoff EG) |
fFinalCutoff = cutoff; |
146 |
{ |
} |
|
// get current value of EG2 controller |
|
|
double eg2controllervalue; |
|
|
switch (pDimRgn->EG2Controller.type) { |
|
|
case ::gig::eg2_ctrl_t::type_none: // no controller defined |
|
|
eg2controllervalue = 0; |
|
|
break; |
|
|
case ::gig::eg2_ctrl_t::type_channelaftertouch: |
|
|
eg2controllervalue = 0; // TODO: aftertouch not yet supported |
|
|
break; |
|
|
case ::gig::eg2_ctrl_t::type_velocity: |
|
|
eg2controllervalue = pNoteOnEvent->Velocity; |
|
|
break; |
|
|
case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller |
|
|
eg2controllervalue = pEngine->ControllerTable[pDimRgn->EG2Controller.controller_number]; |
|
|
break; |
|
|
} |
|
|
if (pDimRgn->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue; |
|
147 |
|
|
148 |
// calculate influence of EG2 controller on EG2's parameters (TODO: needs to be fine tuned) |
double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) { |
149 |
double eg2attack = (pDimRgn->EG2ControllerAttackInfluence) ? 0.0001 * (double) (1 << pDimRgn->EG2ControllerAttackInfluence) * eg2controllervalue : 0.0; |
float crossfadeVolume; |
150 |
double eg2decay = (pDimRgn->EG2ControllerDecayInfluence) ? 0.0001 * (double) (1 << pDimRgn->EG2ControllerDecayInfluence) * eg2controllervalue : 0.0; |
switch (pRegion->AttenuationController.type) { |
151 |
double eg2release = (pDimRgn->EG2ControllerReleaseInfluence) ? 0.0001 * (double) (1 << pDimRgn->EG2ControllerReleaseInfluence) * eg2controllervalue : 0.0; |
case ::gig::attenuation_ctrl_t::type_channelaftertouch: |
152 |
|
crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[128])]; |
153 |
pEG2->Trigger(pDimRgn->EG2PreAttack, |
break; |
154 |
pDimRgn->EG2Attack + eg2attack, |
case ::gig::attenuation_ctrl_t::type_velocity: |
155 |
false, |
crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(MIDIKeyVelocity)]; |
156 |
pSample->LoopStart, |
break; |
157 |
pDimRgn->EG2Decay1 + eg2decay, |
case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate |
158 |
pDimRgn->EG2Decay2 + eg2decay, |
crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[pRegion->AttenuationController.controller_number])]; |
159 |
pDimRgn->EG2InfiniteSustain, |
break; |
160 |
pDimRgn->EG2Sustain, |
case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined |
161 |
pDimRgn->EG2Release + eg2release, |
default: |
162 |
Delay); |
crossfadeVolume = 1.0f; |
163 |
} |
} |
|
#endif // ENABLE_FILTER |
|
164 |
|
|
165 |
|
return crossfadeVolume; |
166 |
|
} |
167 |
|
|
168 |
// setup EG 3 (VCO EG) |
double Voice::GetEG1ControllerValue(uint8_t MIDIKeyVelocity) { |
169 |
{ |
double eg1controllervalue = 0; |
170 |
double eg3depth = RTMath::CentsToFreqRatio(pDimRgn->EG3Depth); |
switch (pRegion->EG1Controller.type) { |
171 |
pEG3->Trigger(eg3depth, pDimRgn->EG3Attack, Delay); |
case ::gig::eg1_ctrl_t::type_none: // no controller defined |
172 |
|
eg1controllervalue = 0; |
173 |
|
break; |
174 |
|
case ::gig::eg1_ctrl_t::type_channelaftertouch: |
175 |
|
eg1controllervalue = GetGigEngineChannel()->ControllerTable[128]; |
176 |
|
break; |
177 |
|
case ::gig::eg1_ctrl_t::type_velocity: |
178 |
|
eg1controllervalue = MIDIKeyVelocity; |
179 |
|
break; |
180 |
|
case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller |
181 |
|
eg1controllervalue = GetGigEngineChannel()->ControllerTable[pRegion->EG1Controller.controller_number]; |
182 |
|
break; |
183 |
} |
} |
184 |
|
if (pRegion->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue; |
185 |
|
|
186 |
|
return eg1controllervalue; |
187 |
|
} |
188 |
|
|
189 |
// setup LFO 1 (VCA LFO) |
Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) { |
190 |
{ |
EGInfo eg; |
191 |
uint16_t lfo1_internal_depth; |
// (eg1attack is different from the others) |
192 |
switch (pDimRgn->LFO1Controller) { |
eg.Attack = (pRegion->EG1ControllerAttackInfluence) ? |
193 |
case ::gig::lfo1_ctrl_internal: |
1 + 0.031 * (double) (pRegion->EG1ControllerAttackInfluence == 1 ? |
194 |
lfo1_internal_depth = pDimRgn->LFO1InternalDepth; |
1 : 1 << pRegion->EG1ControllerAttackInfluence) * eg1ControllerValue : 1.0; |
195 |
pLFO1->ExtController = 0; // no external controller |
eg.Decay = (pRegion->EG1ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerDecayInfluence) * eg1ControllerValue : 1.0; |
196 |
break; |
eg.Release = (pRegion->EG1ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerReleaseInfluence) * eg1ControllerValue : 1.0; |
|
case ::gig::lfo1_ctrl_modwheel: |
|
|
lfo1_internal_depth = 0; |
|
|
pLFO1->ExtController = 1; // MIDI controller 1 |
|
|
break; |
|
|
case ::gig::lfo1_ctrl_breath: |
|
|
lfo1_internal_depth = 0; |
|
|
pLFO1->ExtController = 2; // MIDI controller 2 |
|
|
break; |
|
|
case ::gig::lfo1_ctrl_internal_modwheel: |
|
|
lfo1_internal_depth = pDimRgn->LFO1InternalDepth; |
|
|
pLFO1->ExtController = 1; // MIDI controller 1 |
|
|
break; |
|
|
case ::gig::lfo1_ctrl_internal_breath: |
|
|
lfo1_internal_depth = pDimRgn->LFO1InternalDepth; |
|
|
pLFO1->ExtController = 2; // MIDI controller 2 |
|
|
break; |
|
|
default: |
|
|
lfo1_internal_depth = 0; |
|
|
pLFO1->ExtController = 0; // no external controller |
|
|
} |
|
|
pLFO1->Trigger(pDimRgn->LFO1Frequency, |
|
|
lfo1_internal_depth, |
|
|
pDimRgn->LFO1ControlDepth, |
|
|
pEngine->ControllerTable[pLFO1->ExtController], |
|
|
pDimRgn->LFO1FlipPhase, |
|
|
pEngine->SampleRate, |
|
|
Delay); |
|
|
} |
|
197 |
|
|
198 |
#if ENABLE_FILTER |
return eg; |
199 |
// setup LFO 2 (VCF Cutoff LFO) |
} |
|
{ |
|
|
uint16_t lfo2_internal_depth; |
|
|
switch (pDimRgn->LFO2Controller) { |
|
|
case ::gig::lfo2_ctrl_internal: |
|
|
lfo2_internal_depth = pDimRgn->LFO2InternalDepth; |
|
|
pLFO2->ExtController = 0; // no external controller |
|
|
break; |
|
|
case ::gig::lfo2_ctrl_modwheel: |
|
|
lfo2_internal_depth = 0; |
|
|
pLFO2->ExtController = 1; // MIDI controller 1 |
|
|
break; |
|
|
case ::gig::lfo2_ctrl_foot: |
|
|
lfo2_internal_depth = 0; |
|
|
pLFO2->ExtController = 4; // MIDI controller 4 |
|
|
break; |
|
|
case ::gig::lfo2_ctrl_internal_modwheel: |
|
|
lfo2_internal_depth = pDimRgn->LFO2InternalDepth; |
|
|
pLFO2->ExtController = 1; // MIDI controller 1 |
|
|
break; |
|
|
case ::gig::lfo2_ctrl_internal_foot: |
|
|
lfo2_internal_depth = pDimRgn->LFO2InternalDepth; |
|
|
pLFO2->ExtController = 4; // MIDI controller 4 |
|
|
break; |
|
|
default: |
|
|
lfo2_internal_depth = 0; |
|
|
pLFO2->ExtController = 0; // no external controller |
|
|
} |
|
|
pLFO2->Trigger(pDimRgn->LFO2Frequency, |
|
|
lfo2_internal_depth, |
|
|
pDimRgn->LFO2ControlDepth, |
|
|
pEngine->ControllerTable[pLFO2->ExtController], |
|
|
pDimRgn->LFO2FlipPhase, |
|
|
pEngine->SampleRate, |
|
|
Delay); |
|
|
} |
|
|
#endif // ENABLE_FILTER |
|
200 |
|
|
201 |
// setup LFO 3 (VCO LFO) |
double Voice::GetEG2ControllerValue(uint8_t MIDIKeyVelocity) { |
202 |
{ |
double eg2controllervalue = 0; |
203 |
uint16_t lfo3_internal_depth; |
switch (pRegion->EG2Controller.type) { |
204 |
switch (pDimRgn->LFO3Controller) { |
case ::gig::eg2_ctrl_t::type_none: // no controller defined |
205 |
case ::gig::lfo3_ctrl_internal: |
eg2controllervalue = 0; |
206 |
lfo3_internal_depth = pDimRgn->LFO3InternalDepth; |
break; |
207 |
pLFO3->ExtController = 0; // no external controller |
case ::gig::eg2_ctrl_t::type_channelaftertouch: |
208 |
break; |
eg2controllervalue = GetGigEngineChannel()->ControllerTable[128]; |
209 |
case ::gig::lfo3_ctrl_modwheel: |
break; |
210 |
lfo3_internal_depth = 0; |
case ::gig::eg2_ctrl_t::type_velocity: |
211 |
pLFO3->ExtController = 1; // MIDI controller 1 |
eg2controllervalue = MIDIKeyVelocity; |
212 |
break; |
break; |
213 |
case ::gig::lfo3_ctrl_aftertouch: |
case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller |
214 |
lfo3_internal_depth = 0; |
eg2controllervalue = GetGigEngineChannel()->ControllerTable[pRegion->EG2Controller.controller_number]; |
215 |
pLFO3->ExtController = 0; // TODO: aftertouch not implemented yet |
break; |
|
break; |
|
|
case ::gig::lfo3_ctrl_internal_modwheel: |
|
|
lfo3_internal_depth = pDimRgn->LFO3InternalDepth; |
|
|
pLFO3->ExtController = 1; // MIDI controller 1 |
|
|
break; |
|
|
case ::gig::lfo3_ctrl_internal_aftertouch: |
|
|
lfo3_internal_depth = pDimRgn->LFO3InternalDepth; |
|
|
pLFO1->ExtController = 0; // TODO: aftertouch not implemented yet |
|
|
break; |
|
|
default: |
|
|
lfo3_internal_depth = 0; |
|
|
pLFO3->ExtController = 0; // no external controller |
|
|
} |
|
|
pLFO3->Trigger(pDimRgn->LFO3Frequency, |
|
|
lfo3_internal_depth, |
|
|
pDimRgn->LFO3ControlDepth, |
|
|
pEngine->ControllerTable[pLFO3->ExtController], |
|
|
false, |
|
|
pEngine->SampleRate, |
|
|
Delay); |
|
216 |
} |
} |
217 |
|
if (pRegion->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue; |
218 |
|
|
219 |
#if ENABLE_FILTER |
return eg2controllervalue; |
220 |
#if FORCE_FILTER_USAGE |
} |
|
FilterLeft.Enabled = FilterRight.Enabled = true; |
|
|
#else // use filter only if instrument file told so |
|
|
FilterLeft.Enabled = FilterRight.Enabled = pDimRgn->VCFEnabled; |
|
|
#endif // FORCE_FILTER_USAGE |
|
|
if (pDimRgn->VCFEnabled) { |
|
|
#ifdef OVERRIDE_FILTER_CUTOFF_CTRL |
|
|
VCFCutoffCtrl.controller = OVERRIDE_FILTER_CUTOFF_CTRL; |
|
|
#else // use the one defined in the instrument file |
|
|
switch (pDimRgn->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: //TODO: not implemented yet |
|
|
case ::gig::vcf_cutoff_ctrl_none: |
|
|
default: |
|
|
VCFCutoffCtrl.controller = 0; |
|
|
break; |
|
|
} |
|
|
#endif // OVERRIDE_FILTER_CUTOFF_CTRL |
|
|
|
|
|
#ifdef OVERRIDE_FILTER_RES_CTRL |
|
|
VCFResonanceCtrl.controller = OVERRIDE_FILTER_RES_CTRL; |
|
|
#else // use the one defined in the instrument file |
|
|
switch (pDimRgn->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 // OVERRIDE_FILTER_RES_CTRL |
|
|
|
|
|
#ifndef OVERRIDE_FILTER_TYPE |
|
|
FilterLeft.SetType(pDimRgn->VCFType); |
|
|
FilterRight.SetType(pDimRgn->VCFType); |
|
|
#else // override filter type |
|
|
FilterLeft.SetType(OVERRIDE_FILTER_TYPE); |
|
|
FilterRight.SetType(OVERRIDE_FILTER_TYPE); |
|
|
#endif // OVERRIDE_FILTER_TYPE |
|
|
|
|
|
VCFCutoffCtrl.value = pEngine->ControllerTable[VCFCutoffCtrl.controller]; |
|
|
VCFResonanceCtrl.value = pEngine->ControllerTable[VCFResonanceCtrl.controller]; |
|
|
|
|
|
// calculate cutoff frequency |
|
|
float cutoff = (!VCFCutoffCtrl.controller) |
|
|
? exp((float) (127 - pNoteOnEvent->Velocity) * (float) pDimRgn->VCFVelocityScale * 6.2E-5f * FILTER_CUTOFF_COEFF) * FILTER_CUTOFF_MAX |
|
|
: exp((float) VCFCutoffCtrl.value * 0.00787402f * FILTER_CUTOFF_COEFF) * FILTER_CUTOFF_MAX; |
|
|
|
|
|
// calculate resonance |
|
|
float resonance = (float) VCFResonanceCtrl.value * 0.00787f; // 0.0..1.0 |
|
|
if (pDimRgn->VCFKeyboardTracking) { |
|
|
resonance += (float) (pNoteOnEvent->Key - pDimRgn->VCFKeyboardTrackingBreakpoint) * 0.00787f; |
|
|
} |
|
|
Constrain(resonance, 0.0, 1.0); // correct resonance if outside allowed value range (0.0..1.0) |
|
|
|
|
|
VCFCutoffCtrl.fvalue = cutoff - FILTER_CUTOFF_MIN; |
|
|
VCFResonanceCtrl.fvalue = resonance; |
|
221 |
|
|
222 |
FilterLeft.SetParameters(cutoff, resonance, pEngine->SampleRate); |
Voice::EGInfo Voice::CalculateEG2ControllerInfluence(double eg2ControllerValue) { |
223 |
FilterRight.SetParameters(cutoff, resonance, pEngine->SampleRate); |
EGInfo eg; |
224 |
|
eg.Attack = (pRegion->EG2ControllerAttackInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerAttackInfluence) * eg2ControllerValue : 1.0; |
225 |
|
eg.Decay = (pRegion->EG2ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerDecayInfluence) * eg2ControllerValue : 1.0; |
226 |
|
eg.Release = (pRegion->EG2ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerReleaseInfluence) * eg2ControllerValue : 1.0; |
227 |
|
|
228 |
FilterUpdateCounter = -1; |
return eg; |
229 |
} |
} |
|
else { |
|
|
VCFCutoffCtrl.controller = 0; |
|
|
VCFResonanceCtrl.controller = 0; |
|
|
} |
|
|
#endif // ENABLE_FILTER |
|
230 |
|
|
231 |
// ************************************************ |
void Voice::InitLFO1() { |
232 |
// TODO: ARTICULATION DATA HANDLING IS MISSING HERE |
uint16_t lfo1_internal_depth; |
233 |
// ************************************************ |
switch (pRegion->LFO1Controller) { |
234 |
|
case ::gig::lfo1_ctrl_internal: |
235 |
return 0; // success |
lfo1_internal_depth = pRegion->LFO1InternalDepth; |
236 |
} |
pLFO1->ExtController = 0; // no external controller |
237 |
|
bLFO1Enabled = (lfo1_internal_depth > 0); |
|
/** |
|
|
* Renders the audio data for this voice for the current audio fragment. |
|
|
* The sample input data can either come from RAM (cached sample or sample |
|
|
* part) or directly from disk. The output signal will be rendered by |
|
|
* 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) { |
|
|
|
|
|
// Reset the synthesis parameter matrix |
|
|
pEngine->ResetSynthesisParameters(Event::destination_vca, this->Volume * this->CrossfadeVolume * pEngine->GlobalVolume); |
|
|
pEngine->ResetSynthesisParameters(Event::destination_vco, this->PitchBase); |
|
|
#if ENABLE_FILTER |
|
|
pEngine->ResetSynthesisParameters(Event::destination_vcfc, VCFCutoffCtrl.fvalue); |
|
|
pEngine->ResetSynthesisParameters(Event::destination_vcfr, VCFResonanceCtrl.fvalue); |
|
|
#endif // ENABLE_FILTER |
|
|
|
|
|
|
|
|
// Apply events to the synthesis parameter matrix |
|
|
ProcessEvents(Samples); |
|
|
|
|
|
|
|
|
// Let all modulators write their parameter changes to the synthesis parameter matrix for the current audio fragment |
|
|
pEG1->Process(Samples, pEngine->pMIDIKeyInfo[MIDIKey].pEvents, pTriggerEvent, this->Pos, this->PitchBase * this->PitchBend); |
|
|
#if ENABLE_FILTER |
|
|
pEG2->Process(Samples, pEngine->pMIDIKeyInfo[MIDIKey].pEvents, pTriggerEvent, this->Pos, this->PitchBase * this->PitchBend); |
|
|
#endif // ENABLE_FILTER |
|
|
pEG3->Process(Samples); |
|
|
pLFO1->Process(Samples); |
|
|
#if ENABLE_FILTER |
|
|
pLFO2->Process(Samples); |
|
|
#endif // ENABLE_FILTER |
|
|
pLFO3->Process(Samples); |
|
|
|
|
|
|
|
|
#if ENABLE_FILTER |
|
|
CalculateBiquadParameters(Samples); // calculate the final biquad filter parameters |
|
|
#endif // ENABLE_FILTER |
|
|
|
|
|
|
|
|
switch (this->PlaybackState) { |
|
|
|
|
|
case playback_state_ram: { |
|
|
if (RAMLoop) InterpolateAndLoop(Samples, (sample_t*) pSample->GetCache().pStart, Delay); |
|
|
else Interpolate(Samples, (sample_t*) pSample->GetCache().pStart, Delay); |
|
|
if (DiskVoice) { |
|
|
// check if we reached the allowed limit of the sample RAM cache |
|
|
if (Pos > MaxRAMPos) { |
|
|
dmsg(5,("Voice: switching to disk playback (Pos=%f)\n", Pos)); |
|
|
this->PlaybackState = playback_state_disk; |
|
|
} |
|
|
} |
|
|
else if (Pos >= pSample->GetCache().Size / pSample->FrameSize) { |
|
|
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; |
|
|
Kill(); |
|
|
return; |
|
|
} |
|
|
DiskStreamRef.pStream->IncrementReadPos(pSample->Channels * (RTMath::DoubleToInt(Pos) - MaxRAMPos)); |
|
|
Pos -= RTMath::DoubleToInt(Pos); |
|
|
} |
|
|
|
|
|
// add silence sample at the end if we reached the end of the stream (for the interpolator) |
|
|
if (DiskStreamRef.State == Stream::state_end && DiskStreamRef.pStream->GetReadSpace() < (pEngine->MaxSamplesPerCycle << MAX_PITCH) / pSample->Channels) { |
|
|
DiskStreamRef.pStream->WriteSilence((pEngine->MaxSamplesPerCycle << MAX_PITCH) / pSample->Channels); |
|
|
this->PlaybackState = playback_state_end; |
|
|
} |
|
|
|
|
|
sample_t* ptr = DiskStreamRef.pStream->GetReadPtr(); // get the current read_ptr within the ringbuffer where we read the samples from |
|
|
Interpolate(Samples, ptr, Delay); |
|
|
DiskStreamRef.pStream->IncrementReadPos(RTMath::DoubleToInt(Pos) * pSample->Channels); |
|
|
Pos -= RTMath::DoubleToInt(Pos); |
|
|
} |
|
238 |
break; |
break; |
239 |
|
case ::gig::lfo1_ctrl_modwheel: |
240 |
case playback_state_end: |
lfo1_internal_depth = 0; |
241 |
Kill(); // free voice |
pLFO1->ExtController = 1; // MIDI controller 1 |
242 |
|
bLFO1Enabled = (pRegion->LFO1ControlDepth > 0); |
243 |
break; |
break; |
244 |
|
case ::gig::lfo1_ctrl_breath: |
245 |
|
lfo1_internal_depth = 0; |
246 |
|
pLFO1->ExtController = 2; // MIDI controller 2 |
247 |
|
bLFO1Enabled = (pRegion->LFO1ControlDepth > 0); |
248 |
|
break; |
249 |
|
case ::gig::lfo1_ctrl_internal_modwheel: |
250 |
|
lfo1_internal_depth = pRegion->LFO1InternalDepth; |
251 |
|
pLFO1->ExtController = 1; // MIDI controller 1 |
252 |
|
bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0); |
253 |
|
break; |
254 |
|
case ::gig::lfo1_ctrl_internal_breath: |
255 |
|
lfo1_internal_depth = pRegion->LFO1InternalDepth; |
256 |
|
pLFO1->ExtController = 2; // MIDI controller 2 |
257 |
|
bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0); |
258 |
|
break; |
259 |
|
default: |
260 |
|
lfo1_internal_depth = 0; |
261 |
|
pLFO1->ExtController = 0; // no external controller |
262 |
|
bLFO1Enabled = false; |
263 |
|
} |
264 |
|
if (bLFO1Enabled) { |
265 |
|
pLFO1->trigger(pRegion->LFO1Frequency, |
266 |
|
start_level_min, |
267 |
|
lfo1_internal_depth, |
268 |
|
pRegion->LFO1ControlDepth, |
269 |
|
pRegion->LFO1FlipPhase, |
270 |
|
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
271 |
|
pLFO1->update(pLFO1->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO1->ExtController] : 0); |
272 |
} |
} |
273 |
|
} |
274 |
|
|
275 |
|
void Voice::InitLFO2() { |
276 |
// Reset synthesis event lists (except VCO, as VCO events apply channel wide currently) |
uint16_t lfo2_internal_depth; |
277 |
pEngine->pSynthesisEvents[Event::destination_vca]->clear(); |
switch (pRegion->LFO2Controller) { |
278 |
#if ENABLE_FILTER |
case ::gig::lfo2_ctrl_internal: |
279 |
pEngine->pSynthesisEvents[Event::destination_vcfc]->clear(); |
lfo2_internal_depth = pRegion->LFO2InternalDepth; |
280 |
pEngine->pSynthesisEvents[Event::destination_vcfr]->clear(); |
pLFO2->ExtController = 0; // no external controller |
281 |
#endif // ENABLE_FILTER |
bLFO2Enabled = (lfo2_internal_depth > 0); |
282 |
|
break; |
283 |
// Reset delay |
case ::gig::lfo2_ctrl_modwheel: |
284 |
Delay = 0; |
lfo2_internal_depth = 0; |
285 |
|
pLFO2->ExtController = 1; // MIDI controller 1 |
286 |
pTriggerEvent = NULL; |
bLFO2Enabled = (pRegion->LFO2ControlDepth > 0); |
287 |
|
break; |
288 |
// If release stage finished, let the voice be killed |
case ::gig::lfo2_ctrl_foot: |
289 |
if (pEG1->GetStage() == EGADSR::stage_end) this->PlaybackState = playback_state_end; |
lfo2_internal_depth = 0; |
290 |
} |
pLFO2->ExtController = 4; // MIDI controller 4 |
291 |
|
bLFO2Enabled = (pRegion->LFO2ControlDepth > 0); |
292 |
/** |
break; |
293 |
* Resets voice variables. Should only be called if rendering process is |
case ::gig::lfo2_ctrl_internal_modwheel: |
294 |
* suspended / not running. |
lfo2_internal_depth = pRegion->LFO2InternalDepth; |
295 |
*/ |
pLFO2->ExtController = 1; // MIDI controller 1 |
296 |
void Voice::Reset() { |
bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0); |
297 |
pLFO1->Reset(); |
break; |
298 |
pLFO2->Reset(); |
case ::gig::lfo2_ctrl_internal_foot: |
299 |
pLFO3->Reset(); |
lfo2_internal_depth = pRegion->LFO2InternalDepth; |
300 |
DiskStreamRef.pStream = NULL; |
pLFO2->ExtController = 4; // MIDI controller 4 |
301 |
DiskStreamRef.hStream = 0; |
bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0); |
302 |
DiskStreamRef.State = Stream::state_unused; |
break; |
303 |
DiskStreamRef.OrderID = 0; |
default: |
304 |
Active = false; |
lfo2_internal_depth = 0; |
305 |
} |
pLFO2->ExtController = 0; // no external controller |
306 |
|
bLFO2Enabled = false; |
307 |
/** |
} |
308 |
* Process the control change event lists of the engine for the current |
if (bLFO2Enabled) { |
309 |
* audio fragment. Event values will be applied to the synthesis parameter |
pLFO2->trigger(pRegion->LFO2Frequency, |
310 |
* matrix. |
start_level_max, |
311 |
* |
lfo2_internal_depth, |
312 |
* @param Samples - number of samples to be rendered in this audio fragment cycle |
pRegion->LFO2ControlDepth, |
313 |
*/ |
pRegion->LFO2FlipPhase, |
314 |
void Voice::ProcessEvents(uint Samples) { |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
315 |
|
pLFO2->update(pLFO2->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO2->ExtController] : 0); |
|
// dispatch control change events |
|
|
Event* pCCEvent = pEngine->pCCEvents->first(); |
|
|
if (Delay) { // skip events that happened before this voice was triggered |
|
|
while (pCCEvent && pCCEvent->FragmentPos() <= Delay) pCCEvent = pEngine->pCCEvents->next(); |
|
|
} |
|
|
while (pCCEvent) { |
|
|
if (pCCEvent->Controller) { // if valid MIDI controller |
|
|
#if ENABLE_FILTER |
|
|
if (pCCEvent->Controller == VCFCutoffCtrl.controller) { |
|
|
pEngine->pSynthesisEvents[Event::destination_vcfc]->alloc_assign(*pCCEvent); |
|
|
} |
|
|
if (pCCEvent->Controller == VCFResonanceCtrl.controller) { |
|
|
pEngine->pSynthesisEvents[Event::destination_vcfr]->alloc_assign(*pCCEvent); |
|
|
} |
|
|
#endif // ENABLE_FILTER |
|
|
if (pCCEvent->Controller == pLFO1->ExtController) { |
|
|
pLFO1->SendEvent(pCCEvent); |
|
|
} |
|
|
#if ENABLE_FILTER |
|
|
if (pCCEvent->Controller == pLFO2->ExtController) { |
|
|
pLFO2->SendEvent(pCCEvent); |
|
|
} |
|
|
#endif // ENABLE_FILTER |
|
|
if (pCCEvent->Controller == pLFO3->ExtController) { |
|
|
pLFO3->SendEvent(pCCEvent); |
|
|
} |
|
|
if (pDimRgn->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange && |
|
|
pCCEvent->Controller == pDimRgn->AttenuationController.controller_number) { // if crossfade event |
|
|
pEngine->pSynthesisEvents[Event::destination_vca]->alloc_assign(*pCCEvent); |
|
|
} |
|
|
} |
|
|
|
|
|
pCCEvent = pEngine->pCCEvents->next(); |
|
316 |
} |
} |
317 |
|
} |
318 |
|
|
319 |
|
void Voice::InitLFO3() { |
320 |
// process pitch events |
uint16_t lfo3_internal_depth; |
321 |
{ |
switch (pRegion->LFO3Controller) { |
322 |
RTEList<Event>* pVCOEventList = pEngine->pSynthesisEvents[Event::destination_vco]; |
case ::gig::lfo3_ctrl_internal: |
323 |
Event* pVCOEvent = pVCOEventList->first(); |
lfo3_internal_depth = pRegion->LFO3InternalDepth; |
324 |
if (Delay) { // skip events that happened before this voice was triggered |
pLFO3->ExtController = 0; // no external controller |
325 |
while (pVCOEvent && pVCOEvent->FragmentPos() <= Delay) pVCOEvent = pVCOEventList->next(); |
bLFO3Enabled = (lfo3_internal_depth > 0); |
326 |
} |
break; |
327 |
// apply old pitchbend value until first pitch event occurs |
case ::gig::lfo3_ctrl_modwheel: |
328 |
if (this->PitchBend != 1.0) { |
lfo3_internal_depth = 0; |
329 |
uint end = (pVCOEvent) ? pVCOEvent->FragmentPos() : Samples; |
pLFO3->ExtController = 1; // MIDI controller 1 |
330 |
for (uint i = Delay; i < end; i++) { |
bLFO3Enabled = (pRegion->LFO3ControlDepth > 0); |
331 |
pEngine->pSynthesisParameters[Event::destination_vco][i] *= this->PitchBend; |
break; |
332 |
} |
case ::gig::lfo3_ctrl_aftertouch: |
333 |
} |
lfo3_internal_depth = 0; |
334 |
float pitch; |
pLFO3->ExtController = 128; |
335 |
while (pVCOEvent) { |
bLFO3Enabled = true; |
336 |
Event* pNextVCOEvent = pVCOEventList->next(); |
break; |
337 |
|
case ::gig::lfo3_ctrl_internal_modwheel: |
338 |
// calculate the influence length of this event (in sample points) |
lfo3_internal_depth = pRegion->LFO3InternalDepth; |
339 |
uint end = (pNextVCOEvent) ? pNextVCOEvent->FragmentPos() : Samples; |
pLFO3->ExtController = 1; // MIDI controller 1 |
340 |
|
bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0); |
341 |
pitch = RTMath::CentsToFreqRatio(((double) pVCOEvent->Pitch / 8192.0) * 200.0); // +-two semitones = +-200 cents |
break; |
342 |
|
case ::gig::lfo3_ctrl_internal_aftertouch: |
343 |
// apply pitch value to the pitch parameter sequence |
lfo3_internal_depth = pRegion->LFO3InternalDepth; |
344 |
for (uint i = pVCOEvent->FragmentPos(); i < end; i++) { |
pLFO1->ExtController = 128; |
345 |
pEngine->pSynthesisParameters[Event::destination_vco][i] *= pitch; |
bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0); |
346 |
} |
break; |
347 |
|
default: |
348 |
pVCOEvent = pNextVCOEvent; |
lfo3_internal_depth = 0; |
349 |
} |
pLFO3->ExtController = 0; // no external controller |
350 |
if (pVCOEventList->last()) this->PitchBend = pitch; |
bLFO3Enabled = false; |
351 |
|
} |
352 |
|
if (bLFO3Enabled) { |
353 |
|
pLFO3->trigger(pRegion->LFO3Frequency, |
354 |
|
start_level_mid, |
355 |
|
lfo3_internal_depth, |
356 |
|
pRegion->LFO3ControlDepth, |
357 |
|
false, |
358 |
|
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
359 |
|
pLFO3->update(pLFO3->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO3->ExtController] : 0); |
360 |
} |
} |
361 |
|
} |
362 |
|
|
363 |
// process volume / attenuation events (TODO: we only handle and _expect_ crossfade events here ATM !) |
float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) { |
364 |
{ |
float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity); |
365 |
RTEList<Event>* pVCAEventList = pEngine->pSynthesisEvents[Event::destination_vca]; |
if (pRegion->VCFKeyboardTracking) { |
366 |
Event* pVCAEvent = pVCAEventList->first(); |
cutoff *= exp((MIDIKeyVelocity - pRegion->VCFKeyboardTrackingBreakpoint) * 0.057762265f); // (ln(2) / 12) |
367 |
if (Delay) { // skip events that happened before this voice was triggered |
} |
368 |
while (pVCAEvent && pVCAEvent->FragmentPos() <= Delay) pVCAEvent = pVCAEventList->next(); |
return cutoff; |
369 |
} |
} |
370 |
float crossfadevolume; |
|
371 |
while (pVCAEvent) { |
float Voice::CalculateFinalCutoff(float cutoffBase) { |
372 |
Event* pNextVCAEvent = pVCAEventList->next(); |
int cvalue; |
373 |
|
if (VCFCutoffCtrl.controller) { |
374 |
// calculate the influence length of this event (in sample points) |
cvalue = GetGigEngineChannel()->ControllerTable[VCFCutoffCtrl.controller]; |
375 |
uint end = (pNextVCAEvent) ? pNextVCAEvent->FragmentPos() : Samples; |
if (pRegion->VCFCutoffControllerInvert) cvalue = 127 - cvalue; |
376 |
|
// VCFVelocityScale in this case means Minimum cutoff |
377 |
crossfadevolume = CrossfadeAttenuation(pVCAEvent->Value); |
if (cvalue < pRegion->VCFVelocityScale) cvalue = pRegion->VCFVelocityScale; |
|
|
|
|
float effective_volume = crossfadevolume * this->Volume * pEngine->GlobalVolume; |
|
|
|
|
|
// apply volume value to the volume parameter sequence |
|
|
for (uint i = pVCAEvent->FragmentPos(); i < end; i++) { |
|
|
pEngine->pSynthesisParameters[Event::destination_vca][i] = effective_volume; |
|
|
} |
|
|
|
|
|
pVCAEvent = pNextVCAEvent; |
|
|
} |
|
|
if (pVCAEventList->last()) this->CrossfadeVolume = crossfadevolume; |
|
378 |
} |
} |
379 |
|
else { |
380 |
#if ENABLE_FILTER |
cvalue = pRegion->VCFCutoff; |
|
// process filter cutoff events |
|
|
{ |
|
|
RTEList<Event>* pCutoffEventList = pEngine->pSynthesisEvents[Event::destination_vcfc]; |
|
|
Event* pCutoffEvent = pCutoffEventList->first(); |
|
|
if (Delay) { // skip events that happened before this voice was triggered |
|
|
while (pCutoffEvent && pCutoffEvent->FragmentPos() <= Delay) pCutoffEvent = pCutoffEventList->next(); |
|
|
} |
|
|
float cutoff; |
|
|
while (pCutoffEvent) { |
|
|
Event* pNextCutoffEvent = pCutoffEventList->next(); |
|
|
|
|
|
// calculate the influence length of this event (in sample points) |
|
|
uint end = (pNextCutoffEvent) ? pNextCutoffEvent->FragmentPos() : Samples; |
|
|
|
|
|
cutoff = exp((float) pCutoffEvent->Value * 0.00787402f * FILTER_CUTOFF_COEFF) * FILTER_CUTOFF_MAX - FILTER_CUTOFF_MIN; |
|
|
|
|
|
// apply cutoff frequency to the cutoff parameter sequence |
|
|
for (uint i = pCutoffEvent->FragmentPos(); i < end; i++) { |
|
|
pEngine->pSynthesisParameters[Event::destination_vcfc][i] = cutoff; |
|
|
} |
|
|
|
|
|
pCutoffEvent = pNextCutoffEvent; |
|
|
} |
|
|
if (pCutoffEventList->last()) VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of parameter matrix next time |
|
381 |
} |
} |
382 |
|
float fco = cutoffBase * float(cvalue); |
383 |
|
if (fco > 127.0f) fco = 127.0f; |
384 |
|
|
385 |
// process filter resonance events |
return fco; |
|
{ |
|
|
RTEList<Event>* pResonanceEventList = pEngine->pSynthesisEvents[Event::destination_vcfr]; |
|
|
Event* pResonanceEvent = pResonanceEventList->first(); |
|
|
if (Delay) { // skip events that happened before this voice was triggered |
|
|
while (pResonanceEvent && pResonanceEvent->FragmentPos() <= Delay) pResonanceEvent = pResonanceEventList->next(); |
|
|
} |
|
|
while (pResonanceEvent) { |
|
|
Event* pNextResonanceEvent = pResonanceEventList->next(); |
|
|
|
|
|
// calculate the influence length of this event (in sample points) |
|
|
uint end = (pNextResonanceEvent) ? pNextResonanceEvent->FragmentPos() : Samples; |
|
|
|
|
|
// convert absolute controller value to differential |
|
|
int ctrldelta = pResonanceEvent->Value - VCFResonanceCtrl.value; |
|
|
VCFResonanceCtrl.value = pResonanceEvent->Value; |
|
|
|
|
|
float resonancedelta = (float) ctrldelta * 0.00787f; // 0.0..1.0 |
|
|
|
|
|
// apply cutoff frequency to the cutoff parameter sequence |
|
|
for (uint i = pResonanceEvent->FragmentPos(); i < end; i++) { |
|
|
pEngine->pSynthesisParameters[Event::destination_vcfr][i] += resonancedelta; |
|
|
} |
|
|
|
|
|
pResonanceEvent = pNextResonanceEvent; |
|
|
} |
|
|
if (pResonanceEventList->last()) VCFResonanceCtrl.fvalue = pResonanceEventList->last()->Value * 0.00787f; // needed for initialization of parameter matrix next time |
|
|
} |
|
|
#endif // ENABLE_FILTER |
|
386 |
} |
} |
387 |
|
|
388 |
#if ENABLE_FILTER |
uint8_t Voice::GetVCFCutoffCtrl() { |
389 |
/** |
uint8_t ctrl; |
390 |
* Calculate all necessary, final biquad filter parameters. |
switch (pRegion->VCFCutoffController) { |
391 |
* |
case ::gig::vcf_cutoff_ctrl_modwheel: |
392 |
* @param Samples - number of samples to be rendered in this audio fragment cycle |
ctrl = 1; |
393 |
*/ |
break; |
394 |
void Voice::CalculateBiquadParameters(uint Samples) { |
case ::gig::vcf_cutoff_ctrl_effect1: |
395 |
if (!FilterLeft.Enabled) return; |
ctrl = 12; |
396 |
|
break; |
397 |
biquad_param_t bqbase; |
case ::gig::vcf_cutoff_ctrl_effect2: |
398 |
biquad_param_t bqmain; |
ctrl = 13; |
399 |
float prev_cutoff = pEngine->pSynthesisParameters[Event::destination_vcfc][0]; |
break; |
400 |
float prev_res = pEngine->pSynthesisParameters[Event::destination_vcfr][0]; |
case ::gig::vcf_cutoff_ctrl_breath: |
401 |
FilterLeft.SetParameters(&bqbase, &bqmain, prev_cutoff, prev_res, pEngine->SampleRate); |
ctrl = 2; |
402 |
pEngine->pBasicFilterParameters[0] = bqbase; |
break; |
403 |
pEngine->pMainFilterParameters[0] = bqmain; |
case ::gig::vcf_cutoff_ctrl_foot: |
404 |
|
ctrl = 4; |
405 |
float* bq; |
break; |
406 |
for (int i = 1; i < Samples; i++) { |
case ::gig::vcf_cutoff_ctrl_sustainpedal: |
407 |
// recalculate biquad parameters if cutoff or resonance differ from previous sample point |
ctrl = 64; |
408 |
if (!(i & FILTER_UPDATE_MASK)) if (pEngine->pSynthesisParameters[Event::destination_vcfr][i] != prev_res || |
break; |
409 |
pEngine->pSynthesisParameters[Event::destination_vcfc][i] != prev_cutoff) { |
case ::gig::vcf_cutoff_ctrl_softpedal: |
410 |
prev_cutoff = pEngine->pSynthesisParameters[Event::destination_vcfc][i]; |
ctrl = 67; |
411 |
prev_res = pEngine->pSynthesisParameters[Event::destination_vcfr][i]; |
break; |
412 |
FilterLeft.SetParameters(&bqbase, &bqmain, prev_cutoff, prev_res, pEngine->SampleRate); |
case ::gig::vcf_cutoff_ctrl_genpurpose7: |
413 |
} |
ctrl = 82; |
414 |
|
break; |
415 |
//same as 'pEngine->pBasicFilterParameters[i] = bqbase;' |
case ::gig::vcf_cutoff_ctrl_genpurpose8: |
416 |
bq = (float*) &pEngine->pBasicFilterParameters[i]; |
ctrl = 83; |
417 |
bq[0] = bqbase.a1; |
break; |
418 |
bq[1] = bqbase.a2; |
case ::gig::vcf_cutoff_ctrl_aftertouch: |
419 |
bq[2] = bqbase.b0; |
ctrl = 128; |
420 |
bq[3] = bqbase.b1; |
break; |
421 |
bq[4] = bqbase.b2; |
case ::gig::vcf_cutoff_ctrl_none: |
422 |
|
default: |
423 |
// same as 'pEngine->pMainFilterParameters[i] = bqmain;' |
ctrl = 0; |
424 |
bq = (float*) &pEngine->pMainFilterParameters[i]; |
break; |
|
bq[0] = bqmain.a1; |
|
|
bq[1] = bqmain.a2; |
|
|
bq[2] = bqmain.b0; |
|
|
bq[3] = bqmain.b1; |
|
|
bq[4] = bqmain.b2; |
|
425 |
} |
} |
|
} |
|
|
#endif // ENABLE_FILTER |
|
426 |
|
|
427 |
/** |
return ctrl; |
|
* Interpolates the input audio data (no loop). |
|
|
* |
|
|
* @param Samples - number of sample points to be rendered in this audio |
|
|
* fragment cycle |
|
|
* @param pSrc - pointer to input sample data |
|
|
* @param Skip - number of sample points to skip in output buffer |
|
|
*/ |
|
|
void Voice::Interpolate(uint Samples, sample_t* pSrc, uint Skip) { |
|
|
int i = Skip; |
|
|
|
|
|
// FIXME: assuming either mono or stereo |
|
|
if (this->pSample->Channels == 2) { // Stereo Sample |
|
|
while (i < Samples) { |
|
|
InterpolateOneStep_Stereo(pSrc, i, |
|
|
pEngine->pSynthesisParameters[Event::destination_vca][i], |
|
|
pEngine->pSynthesisParameters[Event::destination_vco][i], |
|
|
pEngine->pBasicFilterParameters[i], |
|
|
pEngine->pMainFilterParameters[i]); |
|
|
} |
|
|
} |
|
|
else { // Mono Sample |
|
|
while (i < Samples) { |
|
|
InterpolateOneStep_Mono(pSrc, i, |
|
|
pEngine->pSynthesisParameters[Event::destination_vca][i], |
|
|
pEngine->pSynthesisParameters[Event::destination_vco][i], |
|
|
pEngine->pBasicFilterParameters[i], |
|
|
pEngine->pMainFilterParameters[i]); |
|
|
} |
|
|
} |
|
428 |
} |
} |
429 |
|
|
430 |
/** |
uint8_t Voice::GetVCFResonanceCtrl() { |
431 |
* Interpolates the input audio data, this method honors looping. |
uint8_t ctrl; |
432 |
* |
switch (pRegion->VCFResonanceController) { |
433 |
* @param Samples - number of sample points to be rendered in this audio |
case ::gig::vcf_res_ctrl_genpurpose3: |
434 |
* fragment cycle |
ctrl = 18; |
435 |
* @param pSrc - pointer to input sample data |
break; |
436 |
* @param Skip - number of sample points to skip in output buffer |
case ::gig::vcf_res_ctrl_genpurpose4: |
437 |
*/ |
ctrl = 19; |
438 |
void Voice::InterpolateAndLoop(uint Samples, sample_t* pSrc, uint Skip) { |
break; |
439 |
int i = Skip; |
case ::gig::vcf_res_ctrl_genpurpose5: |
440 |
|
ctrl = 80; |
441 |
// FIXME: assuming either mono or stereo |
break; |
442 |
if (pSample->Channels == 2) { // Stereo Sample |
case ::gig::vcf_res_ctrl_genpurpose6: |
443 |
if (pSample->LoopPlayCount) { |
ctrl = 81; |
444 |
// render loop (loop count limited) |
break; |
445 |
while (i < Samples && LoopCyclesLeft) { |
case ::gig::vcf_res_ctrl_none: |
446 |
InterpolateOneStep_Stereo(pSrc, i, |
default: |
447 |
pEngine->pSynthesisParameters[Event::destination_vca][i], |
ctrl = 0; |
|
pEngine->pSynthesisParameters[Event::destination_vco][i], |
|
|
pEngine->pBasicFilterParameters[i], |
|
|
pEngine->pMainFilterParameters[i]); |
|
|
if (Pos > pSample->LoopEnd) { |
|
|
Pos = pSample->LoopStart + fmod(Pos - pSample->LoopEnd, pSample->LoopSize);; |
|
|
LoopCyclesLeft--; |
|
|
} |
|
|
} |
|
|
// render on without loop |
|
|
while (i < Samples) { |
|
|
InterpolateOneStep_Stereo(pSrc, i, |
|
|
pEngine->pSynthesisParameters[Event::destination_vca][i], |
|
|
pEngine->pSynthesisParameters[Event::destination_vco][i], |
|
|
pEngine->pBasicFilterParameters[i], |
|
|
pEngine->pMainFilterParameters[i]); |
|
|
} |
|
|
} |
|
|
else { // render loop (endless loop) |
|
|
while (i < Samples) { |
|
|
InterpolateOneStep_Stereo(pSrc, i, |
|
|
pEngine->pSynthesisParameters[Event::destination_vca][i], |
|
|
pEngine->pSynthesisParameters[Event::destination_vco][i], |
|
|
pEngine->pBasicFilterParameters[i], |
|
|
pEngine->pMainFilterParameters[i]); |
|
|
if (Pos > pSample->LoopEnd) { |
|
|
Pos = pSample->LoopStart + fmod(Pos - pSample->LoopEnd, pSample->LoopSize); |
|
|
} |
|
|
} |
|
|
} |
|
|
} |
|
|
else { // Mono Sample |
|
|
if (pSample->LoopPlayCount) { |
|
|
// render loop (loop count limited) |
|
|
while (i < Samples && LoopCyclesLeft) { |
|
|
InterpolateOneStep_Mono(pSrc, i, |
|
|
pEngine->pSynthesisParameters[Event::destination_vca][i], |
|
|
pEngine->pSynthesisParameters[Event::destination_vco][i], |
|
|
pEngine->pBasicFilterParameters[i], |
|
|
pEngine->pMainFilterParameters[i]); |
|
|
if (Pos > pSample->LoopEnd) { |
|
|
Pos = pSample->LoopStart + fmod(Pos - pSample->LoopEnd, pSample->LoopSize);; |
|
|
LoopCyclesLeft--; |
|
|
} |
|
|
} |
|
|
// render on without loop |
|
|
while (i < Samples) { |
|
|
InterpolateOneStep_Mono(pSrc, i, |
|
|
pEngine->pSynthesisParameters[Event::destination_vca][i], |
|
|
pEngine->pSynthesisParameters[Event::destination_vco][i], |
|
|
pEngine->pBasicFilterParameters[i], |
|
|
pEngine->pMainFilterParameters[i]); |
|
|
} |
|
|
} |
|
|
else { // render loop (endless loop) |
|
|
while (i < Samples) { |
|
|
InterpolateOneStep_Mono(pSrc, i, |
|
|
pEngine->pSynthesisParameters[Event::destination_vca][i], |
|
|
pEngine->pSynthesisParameters[Event::destination_vco][i], |
|
|
pEngine->pBasicFilterParameters[i], |
|
|
pEngine->pMainFilterParameters[i]); |
|
|
if (Pos > pSample->LoopEnd) { |
|
|
Pos = pSample->LoopStart + fmod(Pos - pSample->LoopEnd, pSample->LoopSize);; |
|
|
} |
|
|
} |
|
|
} |
|
448 |
} |
} |
|
} |
|
449 |
|
|
450 |
/** |
return ctrl; |
|
* Immediately kill the voice. |
|
|
*/ |
|
|
void Voice::Kill() { |
|
|
if (DiskVoice && DiskStreamRef.State != Stream::state_unused) { |
|
|
pDiskThread->OrderDeletionOfStream(&DiskStreamRef); |
|
|
} |
|
|
Reset(); |
|
451 |
} |
} |
452 |
|
|
453 |
|
void Voice::TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { |
454 |
|
EG1.trigger(uint(RgnInfo.EG1PreAttack), |
455 |
|
RgnInfo.EG1Attack * egInfo.Attack, |
456 |
|
RgnInfo.EG1Hold, |
457 |
|
RgnInfo.EG1Decay1 * egInfo.Decay * velrelease, |
458 |
|
RgnInfo.EG1Decay2 * egInfo.Decay * velrelease, |
459 |
|
RgnInfo.EG1InfiniteSustain, |
460 |
|
uint(RgnInfo.EG1Sustain), |
461 |
|
RgnInfo.EG1Release * egInfo.Release * velrelease, |
462 |
|
velocityAttenuation, |
463 |
|
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
464 |
|
} |
465 |
}} // namespace LinuxSampler::gig |
}} // namespace LinuxSampler::gig |