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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 * |
* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
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* Copyright (C) 2009 - 2010 Christian Schoenebeck and Grigor Iliev * |
* 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 * |
* 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 * |
36 |
Voice::Voice() { |
Voice::Voice() { |
37 |
pEngine = NULL; |
pEngine = NULL; |
38 |
pEG1 = &EG1; |
pEG1 = &EG1; |
39 |
|
pEG2 = &EG2; |
40 |
} |
} |
41 |
|
|
42 |
Voice::~Voice() { |
Voice::~Voice() { |
59 |
si.ChannelCount = pSample->Channels; |
si.ChannelCount = pSample->Channels; |
60 |
si.FrameSize = pSample->FrameSize; |
si.FrameSize = pSample->FrameSize; |
61 |
si.BitDepth = pSample->BitDepth; |
si.BitDepth = pSample->BitDepth; |
62 |
si.TotalFrameCount = pSample->SamplesTotal; |
si.TotalFrameCount = (uint)pSample->SamplesTotal; |
63 |
|
|
64 |
si.HasLoops = pRegion->SampleLoops; |
si.HasLoops = pRegion->SampleLoops; |
65 |
si.LoopStart = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopStart : 0; |
si.LoopStart = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopStart : 0; |
77 |
ri.Pan = pRegion->Pan; |
ri.Pan = pRegion->Pan; |
78 |
ri.SampleStartOffset = pRegion->SampleStartOffset; |
ri.SampleStartOffset = pRegion->SampleStartOffset; |
79 |
|
|
|
ri.EG1PreAttack = pRegion->EG1PreAttack; |
|
|
ri.EG1Attack = pRegion->EG1Attack; |
|
|
ri.EG1Hold = pRegion->EG1Hold; |
|
|
ri.EG1Decay1 = pRegion->EG1Decay1; |
|
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ri.EG1Decay2 = pRegion->EG1Decay2; |
|
|
ri.EG1Sustain = pRegion->EG1Sustain; |
|
|
ri.EG1InfiniteSustain = pRegion->EG1InfiniteSustain; |
|
|
ri.EG1Release = pRegion->EG1Release; |
|
|
|
|
80 |
ri.EG2PreAttack = pRegion->EG2PreAttack; |
ri.EG2PreAttack = pRegion->EG2PreAttack; |
81 |
ri.EG2Attack = pRegion->EG2Attack; |
ri.EG2Attack = pRegion->EG2Attack; |
82 |
ri.EG2Decay1 = pRegion->EG2Decay1; |
ri.EG2Decay1 = pRegion->EG2Decay1; |
88 |
ri.EG3Attack = pRegion->EG3Attack; |
ri.EG3Attack = pRegion->EG3Attack; |
89 |
ri.EG3Depth = pRegion->EG3Depth; |
ri.EG3Depth = pRegion->EG3Depth; |
90 |
ri.VCFEnabled = pRegion->VCFEnabled; |
ri.VCFEnabled = pRegion->VCFEnabled; |
91 |
ri.VCFType = pRegion->VCFType; |
ri.VCFType = Filter::vcf_type_t(pRegion->VCFType); |
92 |
ri.VCFResonance = pRegion->VCFResonance; |
ri.VCFResonance = pRegion->VCFResonance; |
93 |
|
|
94 |
ri.ReleaseTriggerDecay = pRegion->ReleaseTriggerDecay; |
ri.ReleaseTriggerDecay = 0.01053 * (256 >> pRegion->ReleaseTriggerDecay); |
95 |
|
|
96 |
return ri; |
return ri; |
97 |
} |
} |
125 |
} |
} |
126 |
} |
} |
127 |
|
|
128 |
|
void Voice::ProcessChannelPressureEvent(RTList<Event>::Iterator& itEvent) { |
129 |
|
if (itEvent->Type == Event::type_channel_pressure) { // if (valid) MIDI channel pressure (aftertouch) event |
130 |
|
if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_channelaftertouch) { |
131 |
|
CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.ChannelPressure.Value)]); |
132 |
|
} |
133 |
|
} |
134 |
|
} |
135 |
|
|
136 |
|
void Voice::ProcessPolyphonicKeyPressureEvent(RTList<Event>::Iterator& itEvent) { |
137 |
|
// Not used so far |
138 |
|
} |
139 |
|
|
140 |
void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) { |
void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) { |
141 |
int ccvalue = itEvent->Param.CC.Value; |
int ccvalue = itEvent->Param.CC.Value; |
142 |
if (VCFCutoffCtrl.value == ccvalue) return; |
if (VCFCutoffCtrl.value == ccvalue) return; |
143 |
VCFCutoffCtrl.value == ccvalue; |
VCFCutoffCtrl.value = ccvalue; |
144 |
if (pRegion->VCFCutoffControllerInvert) ccvalue = 127 - ccvalue; |
if (pRegion->VCFCutoffControllerInvert) ccvalue = 127 - ccvalue; |
145 |
if (ccvalue < pRegion->VCFVelocityScale) ccvalue = pRegion->VCFVelocityScale; |
if (ccvalue < pRegion->VCFVelocityScale) ccvalue = pRegion->VCFVelocityScale; |
146 |
float cutoff = CutoffBase * float(ccvalue); |
float cutoff = CutoffBase * float(ccvalue); |
194 |
Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) { |
Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) { |
195 |
EGInfo eg; |
EGInfo eg; |
196 |
// (eg1attack is different from the others) |
// (eg1attack is different from the others) |
197 |
eg.Attack = (pRegion->EG1ControllerAttackInfluence) ? |
if (pRegion->EG1Attack < 1e-8 && // attack in gig == 0 |
198 |
1 + 0.031 * (double) (pRegion->EG1ControllerAttackInfluence == 1 ? |
(pRegion->EG1ControllerAttackInfluence == 0 || |
199 |
1 : 1 << pRegion->EG1ControllerAttackInfluence) * eg1ControllerValue : 1.0; |
eg1ControllerValue <= 10)) { // strange GSt special case |
200 |
|
eg.Attack = 0; // this will force the attack to be 0 in the call to EG1.trigger |
201 |
|
} else { |
202 |
|
eg.Attack = (pRegion->EG1ControllerAttackInfluence) ? |
203 |
|
1 + 0.031 * (double) (pRegion->EG1ControllerAttackInfluence == 1 ? |
204 |
|
1 : 1 << pRegion->EG1ControllerAttackInfluence) * eg1ControllerValue : 1.0; |
205 |
|
} |
206 |
eg.Decay = (pRegion->EG1ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerDecayInfluence) * eg1ControllerValue : 1.0; |
eg.Decay = (pRegion->EG1ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerDecayInfluence) * eg1ControllerValue : 1.0; |
207 |
eg.Release = (pRegion->EG1ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerReleaseInfluence) * eg1ControllerValue : 1.0; |
eg.Release = (pRegion->EG1ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerReleaseInfluence) * eg1ControllerValue : 1.0; |
208 |
|
|
279 |
pRegion->LFO1ControlDepth, |
pRegion->LFO1ControlDepth, |
280 |
pRegion->LFO1FlipPhase, |
pRegion->LFO1FlipPhase, |
281 |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
282 |
pLFO1->update(pLFO1->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO1->ExtController] : 0); |
pLFO1->updateByMIDICtrlValue(pLFO1->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO1->ExtController] : 0); |
283 |
|
pLFO1->setScriptDepthFactor(pNote->Override.AmpLFODepth); |
284 |
|
pLFO1->setScriptFrequencyFactor(pNote->Override.AmpLFOFreq, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
285 |
} |
} |
286 |
} |
} |
287 |
|
|
325 |
pRegion->LFO2ControlDepth, |
pRegion->LFO2ControlDepth, |
326 |
pRegion->LFO2FlipPhase, |
pRegion->LFO2FlipPhase, |
327 |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
328 |
pLFO2->update(pLFO2->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO2->ExtController] : 0); |
pLFO2->updateByMIDICtrlValue(pLFO2->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO2->ExtController] : 0); |
329 |
} |
} |
330 |
} |
} |
331 |
|
|
344 |
break; |
break; |
345 |
case ::gig::lfo3_ctrl_aftertouch: |
case ::gig::lfo3_ctrl_aftertouch: |
346 |
lfo3_internal_depth = 0; |
lfo3_internal_depth = 0; |
347 |
pLFO3->ExtController = 128; |
pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH; |
348 |
bLFO3Enabled = true; |
bLFO3Enabled = true; |
349 |
break; |
break; |
350 |
case ::gig::lfo3_ctrl_internal_modwheel: |
case ::gig::lfo3_ctrl_internal_modwheel: |
354 |
break; |
break; |
355 |
case ::gig::lfo3_ctrl_internal_aftertouch: |
case ::gig::lfo3_ctrl_internal_aftertouch: |
356 |
lfo3_internal_depth = pRegion->LFO3InternalDepth; |
lfo3_internal_depth = pRegion->LFO3InternalDepth; |
357 |
pLFO1->ExtController = 128; |
pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH; |
358 |
bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0); |
bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0); |
359 |
break; |
break; |
360 |
default: |
default: |
369 |
pRegion->LFO3ControlDepth, |
pRegion->LFO3ControlDepth, |
370 |
false, |
false, |
371 |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
372 |
pLFO3->update(pLFO3->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO3->ExtController] : 0); |
pLFO3->updateByMIDICtrlValue(pLFO3->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO3->ExtController] : 0); |
373 |
|
pLFO3->setScriptDepthFactor(pNote->Override.PitchLFODepth); |
374 |
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pLFO3->setScriptFrequencyFactor(pNote->Override.PitchLFOFreq, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
375 |
} |
} |
376 |
} |
} |
377 |
|
|
378 |
float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) { |
float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) { |
379 |
float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity); |
float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity); |
380 |
if (pRegion->VCFKeyboardTracking) { |
if (pRegion->VCFKeyboardTracking) { |
381 |
cutoff *= exp((MIDIKeyVelocity - pRegion->VCFKeyboardTrackingBreakpoint) * 0.057762265f); // (ln(2) / 12) |
cutoff *= RTMath::CentsToFreqRatioUnlimited((MIDIKey() - pRegion->VCFKeyboardTrackingBreakpoint) * 100); |
382 |
} |
} |
383 |
return cutoff; |
return cutoff; |
384 |
} |
} |
431 |
ctrl = 83; |
ctrl = 83; |
432 |
break; |
break; |
433 |
case ::gig::vcf_cutoff_ctrl_aftertouch: |
case ::gig::vcf_cutoff_ctrl_aftertouch: |
434 |
ctrl = 128; |
ctrl = CTRL_TABLE_IDX_AFTERTOUCH; |
435 |
break; |
break; |
436 |
case ::gig::vcf_cutoff_ctrl_none: |
case ::gig::vcf_cutoff_ctrl_none: |
437 |
default: |
default: |
466 |
} |
} |
467 |
|
|
468 |
void Voice::TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { |
void Voice::TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { |
469 |
EG1.trigger(uint(RgnInfo.EG1PreAttack), |
EG1.setStateOptions( |
470 |
RgnInfo.EG1Attack * egInfo.Attack, |
pRegion->EG1Options.AttackCancel, |
471 |
RgnInfo.EG1Hold, |
pRegion->EG1Options.AttackHoldCancel, |
472 |
RgnInfo.EG1Decay1 * egInfo.Decay * velrelease, |
pRegion->EG1Options.Decay1Cancel, |
473 |
RgnInfo.EG1Decay2 * egInfo.Decay * velrelease, |
pRegion->EG1Options.Decay2Cancel, |
474 |
RgnInfo.EG1InfiniteSustain, |
pRegion->EG1Options.ReleaseCancel |
475 |
uint(RgnInfo.EG1Sustain), |
); |
476 |
RgnInfo.EG1Release * egInfo.Release * velrelease, |
EG1.trigger(pRegion->EG1PreAttack, |
477 |
|
RTMath::Max(pRegion->EG1Attack, 0.0316) * egInfo.Attack, |
478 |
|
pRegion->EG1Hold, |
479 |
|
pRegion->EG1Decay1 * egInfo.Decay * velrelease, |
480 |
|
pRegion->EG1Decay2 * egInfo.Decay * velrelease, |
481 |
|
pRegion->EG1InfiniteSustain, |
482 |
|
pRegion->EG1Sustain * (pNote ? pNote->Override.Sustain : 1.f), |
483 |
|
RTMath::Max(pRegion->EG1Release * velrelease, 0.014) * egInfo.Release, |
484 |
velocityAttenuation, |
velocityAttenuation, |
485 |
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
486 |
} |
} |
487 |
|
|
488 |
|
void Voice::TriggerEG2(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { |
489 |
|
EG2.setStateOptions( |
490 |
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pRegion->EG2Options.AttackCancel, |
491 |
|
pRegion->EG2Options.AttackHoldCancel, |
492 |
|
pRegion->EG2Options.Decay1Cancel, |
493 |
|
pRegion->EG2Options.Decay2Cancel, |
494 |
|
pRegion->EG2Options.ReleaseCancel |
495 |
|
); |
496 |
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EG2.trigger(uint(RgnInfo.EG2PreAttack), |
497 |
|
RgnInfo.EG2Attack * egInfo.Attack, |
498 |
|
false, |
499 |
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RgnInfo.EG2Decay1 * egInfo.Decay * velrelease, |
500 |
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RgnInfo.EG2Decay2 * egInfo.Decay * velrelease, |
501 |
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RgnInfo.EG2InfiniteSustain, |
502 |
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uint(RgnInfo.EG2Sustain), |
503 |
|
RgnInfo.EG2Release * egInfo.Release * velrelease, |
504 |
|
velocityAttenuation, |
505 |
|
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
506 |
|
} |
507 |
|
|
508 |
|
void Voice::ProcessGroupEvent(RTList<Event>::Iterator& itEvent) { |
509 |
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dmsg(4,("Voice %p processGroupEvents event type=%d", (void*)this, itEvent->Type)); |
510 |
|
|
511 |
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// TODO: The SustainPedal condition could be wrong, maybe the |
512 |
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// check should be if this Voice is in release stage or is a |
513 |
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// release sample instead. Need to test this in GSt. |
514 |
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// -- Andreas |
515 |
|
// |
516 |
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// Commented sustain pedal check out. I don't think voices of the same |
517 |
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// note should be stopped at all, because it doesn't sound naturally |
518 |
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// with a drumkit. |
519 |
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// -- Christian, 2013-01-08 |
520 |
|
if (itEvent->Param.Note.Key != HostKey() /*|| |
521 |
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!GetGigEngineChannel()->SustainPedal*/) { |
522 |
|
dmsg(4,("Voice %p - kill", (void*)this)); |
523 |
|
|
524 |
|
// kill the voice fast |
525 |
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pEG1->enterFadeOutStage(); |
526 |
|
} |
527 |
|
} |
528 |
|
|
529 |
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void Voice::CalculateFadeOutCoeff(float FadeOutTime, float SampleRate) { |
530 |
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EG1.CalculateFadeOutCoeff(FadeOutTime, SampleRate); |
531 |
|
} |
532 |
|
|
533 |
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int Voice::CalculatePan(uint8_t pan) { |
534 |
|
int p; |
535 |
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// Gst behaviour: -64 and 63 are special cases |
536 |
|
if (RgnInfo.Pan == -64) p = pan * 2 - 127; |
537 |
|
else if (RgnInfo.Pan == 63) p = pan * 2; |
538 |
|
else p = pan + RgnInfo.Pan; |
539 |
|
|
540 |
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if (p < 0) return 0; |
541 |
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if (p > 127) return 127; |
542 |
|
return p; |
543 |
|
} |
544 |
|
|
545 |
}} // namespace LinuxSampler::gig |
}} // namespace LinuxSampler::gig |