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/*************************************************************************** |
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* * |
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* LinuxSampler - modular, streaming capable sampler * |
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* * |
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* 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 Christian Schoenebeck and Grigor Iliev * |
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* Copyright (C) 2010 - 2017 Christian Schoenebeck and Andreas Persson * |
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* * |
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* 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 * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
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***************************************************************************/ |
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|
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#include "../../common/Features.h" |
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#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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|
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#include "Voice.h" |
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|
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namespace LinuxSampler { namespace gig { |
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|
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// sanity checks: fromGigLfoWave() assumes equally mapped enums |
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static_assert(::gig::lfo_wave_sine == LFO::wave_sine); |
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static_assert(::gig::lfo_wave_triangle == LFO::wave_triangle); |
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static_assert(::gig::lfo_wave_saw == LFO::wave_saw); |
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static_assert(::gig::lfo_wave_square == LFO::wave_square); |
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|
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// converts ::gig::lfo_wave_t (libgig) -> LFO::wave_t (LinuxSampler) |
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inline LFO::wave_t fromGigLfoWave(::gig::lfo_wave_t wave) { |
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// simply assuming equally mapped enums on both sides |
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return static_cast<LFO::wave_t>(wave); |
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} |
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|
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Voice::Voice() { |
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pEngine = NULL; |
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pEG1 = &EG1; |
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pEG2 = &EG2; |
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} |
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|
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Voice::~Voice() { |
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} |
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|
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EngineChannel* Voice::GetGigEngineChannel() { |
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return static_cast<EngineChannel*>(pEngineChannel); |
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} |
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|
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void Voice::SetEngine(LinuxSampler::Engine* pEngine) { |
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Engine* engine = static_cast<Engine*>(pEngine); |
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this->pEngine = engine; |
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this->pDiskThread = engine->pDiskThread; |
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dmsg(6,("Voice::SetEngine()\n")); |
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} |
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|
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Voice::SampleInfo Voice::GetSampleInfo() { |
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SampleInfo si; |
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si.SampleRate = pSample->SamplesPerSecond; |
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si.ChannelCount = pSample->Channels; |
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si.FrameSize = pSample->FrameSize; |
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si.BitDepth = pSample->BitDepth; |
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si.TotalFrameCount = (uint)pSample->SamplesTotal; |
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|
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si.HasLoops = pRegion->SampleLoops; |
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si.LoopStart = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopStart : 0; |
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si.LoopLength = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopLength : 0; |
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si.LoopPlayCount = pSample->LoopPlayCount; |
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si.Unpitched = !pRegion->PitchTrack; |
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|
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return si; |
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} |
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|
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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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|
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ri.EG2PreAttack = pRegion->EG2PreAttack; |
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ri.EG2Attack = pRegion->EG2Attack; |
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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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|
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ri.EG3Attack = pRegion->EG3Attack; |
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ri.EG3Depth = pRegion->EG3Depth; |
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ri.VCFEnabled = pRegion->VCFEnabled; |
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ri.VCFType = Filter::vcf_type_t(pRegion->VCFType); |
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ri.VCFResonance = pRegion->VCFResonance; |
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|
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ri.ReleaseTriggerDecay = 0.01053 * (256 >> pRegion->ReleaseTriggerDecay); |
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|
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return ri; |
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} |
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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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|
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return ii; |
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} |
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|
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double Voice::GetSampleAttenuation() { |
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return pRegion->SampleAttenuation; |
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} |
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|
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double Voice::GetVelocityAttenuation(uint8_t MIDIKeyVelocity) { |
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return pRegion->GetVelocityAttenuation(MIDIKeyVelocity); |
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} |
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|
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double Voice::GetVelocityRelease(uint8_t MIDIKeyVelocity) { |
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return pRegion->GetVelocityRelease(MIDIKeyVelocity); |
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} |
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|
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void Voice::ProcessCCEvent(RTList<Event>::Iterator& itEvent) { |
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if (itEvent->Type == Event::type_control_change && itEvent->Param.CC.Controller) { // if (valid) MIDI control change event |
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if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange && |
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itEvent->Param.CC.Controller == pRegion->AttenuationController.controller_number) { |
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CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]); |
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} |
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} |
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} |
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|
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void Voice::ProcessChannelPressureEvent(RTList<Event>::Iterator& itEvent) { |
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if (itEvent->Type == Event::type_channel_pressure) { // if (valid) MIDI channel pressure (aftertouch) event |
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if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_channelaftertouch) { |
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CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.ChannelPressure.Value)]); |
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} |
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} |
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} |
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|
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void Voice::ProcessPolyphonicKeyPressureEvent(RTList<Event>::Iterator& itEvent) { |
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// Not used so far |
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} |
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|
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void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) { |
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int ccvalue = itEvent->Param.CC.Value; |
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if (VCFCutoffCtrl.value == ccvalue) return; |
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VCFCutoffCtrl.value = ccvalue; |
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if (pRegion->VCFCutoffControllerInvert) ccvalue = 127 - ccvalue; |
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if (ccvalue < pRegion->VCFVelocityScale) ccvalue = pRegion->VCFVelocityScale; |
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float cutoff = CutoffBase * float(ccvalue); |
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if (cutoff > 127.0f) cutoff = 127.0f; |
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|
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VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time |
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fFinalCutoff = cutoff; |
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} |
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|
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double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) { |
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float crossfadeVolume; |
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switch (pRegion->AttenuationController.type) { |
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case ::gig::attenuation_ctrl_t::type_channelaftertouch: |
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crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[128])]; |
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break; |
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case ::gig::attenuation_ctrl_t::type_velocity: |
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crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(MIDIKeyVelocity)]; |
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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 = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[pRegion->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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|
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return crossfadeVolume; |
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} |
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|
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double Voice::GetEG1ControllerValue(uint8_t MIDIKeyVelocity) { |
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double eg1controllervalue = 0; |
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switch (pRegion->EG1Controller.type) { |
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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 = GetGigEngineChannel()->ControllerTable[128]; |
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break; |
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case ::gig::eg1_ctrl_t::type_velocity: |
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eg1controllervalue = MIDIKeyVelocity; |
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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 = GetGigEngineChannel()->ControllerTable[pRegion->EG1Controller.controller_number]; |
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break; |
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} |
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if (pRegion->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue; |
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|
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return eg1controllervalue; |
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} |
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|
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Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) { |
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EGInfo eg; |
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// (eg1attack is different from the others) |
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if (pRegion->EG1Attack < 1e-8 && // attack in gig == 0 |
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(pRegion->EG1ControllerAttackInfluence == 0 || |
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eg1ControllerValue <= 10)) { // strange GSt special case |
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eg.Attack = 0; // this will force the attack to be 0 in the call to EG1.trigger |
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} else { |
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eg.Attack = (pRegion->EG1ControllerAttackInfluence) ? |
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1 + 0.031 * (double) (pRegion->EG1ControllerAttackInfluence == 1 ? |
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1 : 1 << pRegion->EG1ControllerAttackInfluence) * eg1ControllerValue : 1.0; |
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} |
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eg.Decay = (pRegion->EG1ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerDecayInfluence) * eg1ControllerValue : 1.0; |
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eg.Release = (pRegion->EG1ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerReleaseInfluence) * eg1ControllerValue : 1.0; |
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|
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return eg; |
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} |
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|
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double Voice::GetEG2ControllerValue(uint8_t MIDIKeyVelocity) { |
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double eg2controllervalue = 0; |
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switch (pRegion->EG2Controller.type) { |
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case ::gig::eg2_ctrl_t::type_none: // no controller defined |
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eg2controllervalue = 0; |
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break; |
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case ::gig::eg2_ctrl_t::type_channelaftertouch: |
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eg2controllervalue = GetGigEngineChannel()->ControllerTable[128]; |
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break; |
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case ::gig::eg2_ctrl_t::type_velocity: |
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eg2controllervalue = MIDIKeyVelocity; |
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break; |
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case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller |
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eg2controllervalue = GetGigEngineChannel()->ControllerTable[pRegion->EG2Controller.controller_number]; |
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break; |
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} |
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if (pRegion->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue; |
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|
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return eg2controllervalue; |
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} |
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|
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Voice::EGInfo Voice::CalculateEG2ControllerInfluence(double eg2ControllerValue) { |
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EGInfo eg; |
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eg.Attack = (pRegion->EG2ControllerAttackInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerAttackInfluence) * eg2ControllerValue : 1.0; |
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eg.Decay = (pRegion->EG2ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerDecayInfluence) * eg2ControllerValue : 1.0; |
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eg.Release = (pRegion->EG2ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerReleaseInfluence) * eg2ControllerValue : 1.0; |
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|
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return eg; |
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} |
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|
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void Voice::InitLFO1() { |
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uint16_t lfo1_internal_depth; |
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switch (pRegion->LFO1Controller) { |
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case ::gig::lfo1_ctrl_internal: |
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lfo1_internal_depth = pRegion->LFO1InternalDepth; |
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pLFO1->ExtController = 0; // no external controller |
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bLFO1Enabled = (lfo1_internal_depth > 0); |
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break; |
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case ::gig::lfo1_ctrl_modwheel: |
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lfo1_internal_depth = 0; |
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pLFO1->ExtController = 1; // MIDI controller 1 |
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bLFO1Enabled = (pRegion->LFO1ControlDepth > 0); |
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break; |
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case ::gig::lfo1_ctrl_breath: |
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lfo1_internal_depth = 0; |
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pLFO1->ExtController = 2; // MIDI controller 2 |
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bLFO1Enabled = (pRegion->LFO1ControlDepth > 0); |
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break; |
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case ::gig::lfo1_ctrl_internal_modwheel: |
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lfo1_internal_depth = pRegion->LFO1InternalDepth; |
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pLFO1->ExtController = 1; // MIDI controller 1 |
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bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0); |
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break; |
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case ::gig::lfo1_ctrl_internal_breath: |
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lfo1_internal_depth = pRegion->LFO1InternalDepth; |
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pLFO1->ExtController = 2; // MIDI controller 2 |
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bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0); |
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break; |
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default: |
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lfo1_internal_depth = 0; |
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pLFO1->ExtController = 0; // no external controller |
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bLFO1Enabled = false; |
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} |
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if (bLFO1Enabled) { |
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pLFO1->trigger(fromGigLfoWave(pRegion->LFO1WaveForm), |
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pRegion->LFO1Frequency, |
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pRegion->LFO1Phase, |
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LFO::start_level_mid, // see https://sourceforge.net/p/linuxsampler/mailman/linuxsampler-devel/thread/2189307.cNP0Xbctxq%40silver/#msg36774029 |
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lfo1_internal_depth, |
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pRegion->LFO1ControlDepth, |
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pRegion->LFO1FlipPhase, |
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pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
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pLFO1->updateByMIDICtrlValue(pLFO1->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO1->ExtController] : 0); |
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pLFO1->setScriptDepthFactor( |
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pNote->Override.AmpLFODepth.Value, |
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pNote->Override.AmpLFODepth.Final |
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); |
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if (pNote->Override.AmpLFOFreq.isFinal()) |
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pLFO1->setScriptFrequencyFinal( |
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pNote->Override.AmpLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE |
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); |
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else |
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pLFO1->setScriptFrequencyFactor( |
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pNote->Override.AmpLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE |
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); |
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} |
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} |
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|
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void Voice::InitLFO2() { |
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uint16_t lfo2_internal_depth; |
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switch (pRegion->LFO2Controller) { |
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case ::gig::lfo2_ctrl_internal: |
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lfo2_internal_depth = pRegion->LFO2InternalDepth; |
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pLFO2->ExtController = 0; // no external controller |
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bLFO2Enabled = (lfo2_internal_depth > 0); |
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break; |
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case ::gig::lfo2_ctrl_modwheel: |
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lfo2_internal_depth = 0; |
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pLFO2->ExtController = 1; // MIDI controller 1 |
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bLFO2Enabled = (pRegion->LFO2ControlDepth > 0); |
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break; |
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case ::gig::lfo2_ctrl_foot: |
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lfo2_internal_depth = 0; |
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pLFO2->ExtController = 4; // MIDI controller 4 |
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bLFO2Enabled = (pRegion->LFO2ControlDepth > 0); |
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break; |
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case ::gig::lfo2_ctrl_internal_modwheel: |
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lfo2_internal_depth = pRegion->LFO2InternalDepth; |
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pLFO2->ExtController = 1; // MIDI controller 1 |
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bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0); |
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break; |
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case ::gig::lfo2_ctrl_internal_foot: |
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lfo2_internal_depth = pRegion->LFO2InternalDepth; |
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pLFO2->ExtController = 4; // MIDI controller 4 |
| 338 |
bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0); |
| 339 |
break; |
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default: |
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lfo2_internal_depth = 0; |
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pLFO2->ExtController = 0; // no external controller |
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bLFO2Enabled = false; |
| 344 |
} |
| 345 |
if (bLFO2Enabled) { |
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pLFO2->trigger(fromGigLfoWave(pRegion->LFO2WaveForm), |
| 347 |
pRegion->LFO2Frequency, |
| 348 |
pRegion->LFO2Phase, |
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LFO::start_level_mid, // see https://sourceforge.net/p/linuxsampler/mailman/linuxsampler-devel/thread/2189307.cNP0Xbctxq%40silver/#msg36774029 |
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lfo2_internal_depth, |
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pRegion->LFO2ControlDepth, |
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pRegion->LFO2FlipPhase, |
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pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
| 354 |
pLFO2->updateByMIDICtrlValue(pLFO2->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO2->ExtController] : 0); |
| 355 |
pLFO2->setScriptDepthFactor( |
| 356 |
pNote->Override.CutoffLFODepth.Value, |
| 357 |
pNote->Override.CutoffLFODepth.Final |
| 358 |
); |
| 359 |
if (pNote->Override.CutoffLFOFreq.isFinal()) |
| 360 |
pLFO2->setScriptFrequencyFinal(pNote->Override.CutoffLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
| 361 |
else |
| 362 |
pLFO2->setScriptFrequencyFactor(pNote->Override.CutoffLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
| 363 |
} |
| 364 |
} |
| 365 |
|
| 366 |
void Voice::InitLFO3() { |
| 367 |
uint16_t lfo3_internal_depth; |
| 368 |
switch (pRegion->LFO3Controller) { |
| 369 |
case ::gig::lfo3_ctrl_internal: |
| 370 |
lfo3_internal_depth = pRegion->LFO3InternalDepth; |
| 371 |
pLFO3->ExtController = 0; // no external controller |
| 372 |
bLFO3Enabled = (lfo3_internal_depth > 0); |
| 373 |
break; |
| 374 |
case ::gig::lfo3_ctrl_modwheel: |
| 375 |
lfo3_internal_depth = 0; |
| 376 |
pLFO3->ExtController = 1; // MIDI controller 1 |
| 377 |
bLFO3Enabled = (pRegion->LFO3ControlDepth > 0); |
| 378 |
break; |
| 379 |
case ::gig::lfo3_ctrl_aftertouch: |
| 380 |
lfo3_internal_depth = 0; |
| 381 |
pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH; |
| 382 |
bLFO3Enabled = true; |
| 383 |
break; |
| 384 |
case ::gig::lfo3_ctrl_internal_modwheel: |
| 385 |
lfo3_internal_depth = pRegion->LFO3InternalDepth; |
| 386 |
pLFO3->ExtController = 1; // MIDI controller 1 |
| 387 |
bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0); |
| 388 |
break; |
| 389 |
case ::gig::lfo3_ctrl_internal_aftertouch: |
| 390 |
lfo3_internal_depth = pRegion->LFO3InternalDepth; |
| 391 |
pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH; |
| 392 |
bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0); |
| 393 |
break; |
| 394 |
default: |
| 395 |
lfo3_internal_depth = 0; |
| 396 |
pLFO3->ExtController = 0; // no external controller |
| 397 |
bLFO3Enabled = false; |
| 398 |
} |
| 399 |
if (bLFO3Enabled) { |
| 400 |
pLFO3->trigger(fromGigLfoWave(pRegion->LFO3WaveForm), |
| 401 |
pRegion->LFO3Frequency, |
| 402 |
pRegion->LFO3Phase, |
| 403 |
LFO::start_level_max, // see https://sourceforge.net/p/linuxsampler/mailman/linuxsampler-devel/thread/2189307.cNP0Xbctxq%40silver/#msg36774029 |
| 404 |
lfo3_internal_depth, |
| 405 |
pRegion->LFO3ControlDepth, |
| 406 |
pRegion->LFO3FlipPhase, |
| 407 |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
| 408 |
pLFO3->updateByMIDICtrlValue(pLFO3->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO3->ExtController] : 0); |
| 409 |
pLFO3->setScriptDepthFactor( |
| 410 |
pNote->Override.PitchLFODepth.Value, |
| 411 |
pNote->Override.PitchLFODepth.Final |
| 412 |
); |
| 413 |
if (pNote->Override.PitchLFOFreq.isFinal()) |
| 414 |
pLFO3->setScriptFrequencyFinal(pNote->Override.PitchLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
| 415 |
else |
| 416 |
pLFO3->setScriptFrequencyFactor(pNote->Override.PitchLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
| 417 |
} |
| 418 |
} |
| 419 |
|
| 420 |
float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) { |
| 421 |
float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity); |
| 422 |
if (pRegion->VCFKeyboardTracking) { |
| 423 |
cutoff *= RTMath::CentsToFreqRatioUnlimited((MIDIKey() - pRegion->VCFKeyboardTrackingBreakpoint) * 100); |
| 424 |
} |
| 425 |
return cutoff; |
| 426 |
} |
| 427 |
|
| 428 |
float Voice::CalculateFinalCutoff(float cutoffBase) { |
| 429 |
int cvalue; |
| 430 |
if (VCFCutoffCtrl.controller) { |
| 431 |
cvalue = GetGigEngineChannel()->ControllerTable[VCFCutoffCtrl.controller]; |
| 432 |
if (pRegion->VCFCutoffControllerInvert) cvalue = 127 - cvalue; |
| 433 |
// VCFVelocityScale in this case means Minimum cutoff |
| 434 |
if (cvalue < pRegion->VCFVelocityScale) cvalue = pRegion->VCFVelocityScale; |
| 435 |
} |
| 436 |
else { |
| 437 |
cvalue = pRegion->VCFCutoff; |
| 438 |
} |
| 439 |
float fco = cutoffBase * float(cvalue); |
| 440 |
if (fco > 127.0f) fco = 127.0f; |
| 441 |
|
| 442 |
return fco; |
| 443 |
} |
| 444 |
|
| 445 |
uint8_t Voice::GetVCFCutoffCtrl() { |
| 446 |
uint8_t ctrl; |
| 447 |
switch (pRegion->VCFCutoffController) { |
| 448 |
case ::gig::vcf_cutoff_ctrl_modwheel: |
| 449 |
ctrl = 1; |
| 450 |
break; |
| 451 |
case ::gig::vcf_cutoff_ctrl_effect1: |
| 452 |
ctrl = 12; |
| 453 |
break; |
| 454 |
case ::gig::vcf_cutoff_ctrl_effect2: |
| 455 |
ctrl = 13; |
| 456 |
break; |
| 457 |
case ::gig::vcf_cutoff_ctrl_breath: |
| 458 |
ctrl = 2; |
| 459 |
break; |
| 460 |
case ::gig::vcf_cutoff_ctrl_foot: |
| 461 |
ctrl = 4; |
| 462 |
break; |
| 463 |
case ::gig::vcf_cutoff_ctrl_sustainpedal: |
| 464 |
ctrl = 64; |
| 465 |
break; |
| 466 |
case ::gig::vcf_cutoff_ctrl_softpedal: |
| 467 |
ctrl = 67; |
| 468 |
break; |
| 469 |
case ::gig::vcf_cutoff_ctrl_genpurpose7: |
| 470 |
ctrl = 82; |
| 471 |
break; |
| 472 |
case ::gig::vcf_cutoff_ctrl_genpurpose8: |
| 473 |
ctrl = 83; |
| 474 |
break; |
| 475 |
case ::gig::vcf_cutoff_ctrl_aftertouch: |
| 476 |
ctrl = CTRL_TABLE_IDX_AFTERTOUCH; |
| 477 |
break; |
| 478 |
case ::gig::vcf_cutoff_ctrl_none: |
| 479 |
default: |
| 480 |
ctrl = 0; |
| 481 |
break; |
| 482 |
} |
| 483 |
|
| 484 |
return ctrl; |
| 485 |
} |
| 486 |
|
| 487 |
uint8_t Voice::GetVCFResonanceCtrl() { |
| 488 |
uint8_t ctrl; |
| 489 |
switch (pRegion->VCFResonanceController) { |
| 490 |
case ::gig::vcf_res_ctrl_genpurpose3: |
| 491 |
ctrl = 18; |
| 492 |
break; |
| 493 |
case ::gig::vcf_res_ctrl_genpurpose4: |
| 494 |
ctrl = 19; |
| 495 |
break; |
| 496 |
case ::gig::vcf_res_ctrl_genpurpose5: |
| 497 |
ctrl = 80; |
| 498 |
break; |
| 499 |
case ::gig::vcf_res_ctrl_genpurpose6: |
| 500 |
ctrl = 81; |
| 501 |
break; |
| 502 |
case ::gig::vcf_res_ctrl_none: |
| 503 |
default: |
| 504 |
ctrl = 0; |
| 505 |
} |
| 506 |
|
| 507 |
return ctrl; |
| 508 |
} |
| 509 |
|
| 510 |
void Voice::TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { |
| 511 |
EG1.setStateOptions( |
| 512 |
pRegion->EG1Options.AttackCancel, |
| 513 |
pRegion->EG1Options.AttackHoldCancel, |
| 514 |
pRegion->EG1Options.Decay1Cancel, |
| 515 |
pRegion->EG1Options.Decay2Cancel, |
| 516 |
pRegion->EG1Options.ReleaseCancel |
| 517 |
); |
| 518 |
EG1.trigger(pRegion->EG1PreAttack, |
| 519 |
(pNote && pNote->Override.Attack.isFinal()) ? |
| 520 |
pNote->Override.Attack.Value : |
| 521 |
RTMath::Max(pRegion->EG1Attack, 0.0316) * egInfo.Attack, |
| 522 |
pRegion->EG1Hold, |
| 523 |
(pNote && pNote->Override.Decay.isFinal()) ? |
| 524 |
pNote->Override.Decay.Value : |
| 525 |
pRegion->EG1Decay1 * egInfo.Decay * velrelease, |
| 526 |
(pNote && pNote->Override.Decay.isFinal()) ? |
| 527 |
pNote->Override.Decay.Value : |
| 528 |
pRegion->EG1Decay2 * egInfo.Decay * velrelease, |
| 529 |
pRegion->EG1InfiniteSustain, |
| 530 |
(pNote && pNote->Override.Sustain.Final) ? |
| 531 |
uint(pNote->Override.Sustain.Value * 1000.f) : |
| 532 |
pRegion->EG1Sustain * (pNote ? pNote->Override.Sustain.Value : 1.f), |
| 533 |
(pNote && pNote->Override.Release.isFinal()) ? |
| 534 |
pNote->Override.Release.Value : |
| 535 |
RTMath::Max(pRegion->EG1Release * velrelease, 0.014) * egInfo.Release, |
| 536 |
velocityAttenuation, |
| 537 |
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
| 538 |
} |
| 539 |
|
| 540 |
void Voice::TriggerEG2(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { |
| 541 |
EG2.setStateOptions( |
| 542 |
pRegion->EG2Options.AttackCancel, |
| 543 |
pRegion->EG2Options.AttackHoldCancel, |
| 544 |
pRegion->EG2Options.Decay1Cancel, |
| 545 |
pRegion->EG2Options.Decay2Cancel, |
| 546 |
pRegion->EG2Options.ReleaseCancel |
| 547 |
); |
| 548 |
EG2.trigger(uint(RgnInfo.EG2PreAttack), |
| 549 |
(pNote && pNote->Override.CutoffAttack.isFinal()) ? |
| 550 |
pNote->Override.CutoffAttack.Value : |
| 551 |
RgnInfo.EG2Attack * egInfo.Attack, |
| 552 |
false, |
| 553 |
(pNote && pNote->Override.CutoffDecay.isFinal()) ? |
| 554 |
pNote->Override.CutoffDecay.Value : |
| 555 |
RgnInfo.EG2Decay1 * egInfo.Decay * velrelease, |
| 556 |
(pNote && pNote->Override.CutoffDecay.isFinal()) ? |
| 557 |
pNote->Override.CutoffDecay.Value : |
| 558 |
RgnInfo.EG2Decay2 * egInfo.Decay * velrelease, |
| 559 |
RgnInfo.EG2InfiniteSustain, |
| 560 |
(pNote && pNote->Override.CutoffSustain.Final) ? |
| 561 |
uint(pNote->Override.CutoffSustain.Value * 1000.f) : |
| 562 |
uint(RgnInfo.EG2Sustain), |
| 563 |
(pNote && pNote->Override.CutoffRelease.isFinal()) ? |
| 564 |
pNote->Override.CutoffRelease.Value : |
| 565 |
RgnInfo.EG2Release * egInfo.Release * velrelease, |
| 566 |
velocityAttenuation, |
| 567 |
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
| 568 |
} |
| 569 |
|
| 570 |
void Voice::ProcessGroupEvent(RTList<Event>::Iterator& itEvent) { |
| 571 |
dmsg(4,("Voice %p processGroupEvents event type=%d", (void*)this, itEvent->Type)); |
| 572 |
|
| 573 |
// TODO: The SustainPedal condition could be wrong, maybe the |
| 574 |
// check should be if this Voice is in release stage or is a |
| 575 |
// release sample instead. Need to test this in GSt. |
| 576 |
// -- Andreas |
| 577 |
// |
| 578 |
// Commented sustain pedal check out. I don't think voices of the same |
| 579 |
// note should be stopped at all, because it doesn't sound naturally |
| 580 |
// with a drumkit. |
| 581 |
// -- Christian, 2013-01-08 |
| 582 |
if (itEvent->Param.Note.Key != HostKey() /*|| |
| 583 |
!GetGigEngineChannel()->SustainPedal*/) { |
| 584 |
dmsg(4,("Voice %p - kill", (void*)this)); |
| 585 |
|
| 586 |
// kill the voice fast |
| 587 |
pEG1->enterFadeOutStage(); |
| 588 |
} |
| 589 |
} |
| 590 |
|
| 591 |
void Voice::CalculateFadeOutCoeff(float FadeOutTime, float SampleRate) { |
| 592 |
EG1.CalculateFadeOutCoeff(FadeOutTime, SampleRate); |
| 593 |
} |
| 594 |
|
| 595 |
int Voice::CalculatePan(uint8_t pan) { |
| 596 |
int p; |
| 597 |
// Gst behaviour: -64 and 63 are special cases |
| 598 |
if (RgnInfo.Pan == -64) p = pan * 2 - 127; |
| 599 |
else if (RgnInfo.Pan == 63) p = pan * 2; |
| 600 |
else p = pan + RgnInfo.Pan; |
| 601 |
|
| 602 |
if (p < 0) return 0; |
| 603 |
if (p > 127) return 127; |
| 604 |
return p; |
| 605 |
} |
| 606 |
|
| 607 |
release_trigger_t Voice::GetReleaseTriggerFlags() { |
| 608 |
release_trigger_t flags = |
| 609 |
(pRegion->NoNoteOffReleaseTrigger) ? |
| 610 |
release_trigger_none : release_trigger_noteoff; //HACK: currently this method is actually only called by EngineBase if it already knows that this voice requires release trigger, so I took the short way instead of checking (again) the existence of a ::gig::dimension_releasetrigger |
| 611 |
switch (pRegion->SustainReleaseTrigger) { |
| 612 |
case ::gig::sust_rel_trg_none: |
| 613 |
break; |
| 614 |
case ::gig::sust_rel_trg_maxvelocity: |
| 615 |
flags |= release_trigger_sustain_maxvelocity; |
| 616 |
break; |
| 617 |
case ::gig::sust_rel_trg_keyvelocity: |
| 618 |
flags |= release_trigger_sustain_keyvelocity; |
| 619 |
break; |
| 620 |
} |
| 621 |
return flags; |
| 622 |
} |
| 623 |
|
| 624 |
}} // namespace LinuxSampler::gig |
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