4 |
* * |
* * |
5 |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
6 |
* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
7 |
* Copyright (C) 2009 - 2010 Christian Schoenebeck and Grigor Iliev * |
* Copyright (C) 2009 Christian Schoenebeck and Grigor Iliev * |
8 |
|
* Copyright (C) 2010 - 2017 Christian Schoenebeck and Andreas Persson * |
9 |
* * |
* * |
10 |
* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
11 |
* 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; |
|
|
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( |
284 |
|
pNote->Override.AmpLFODepth.Value, |
285 |
|
pNote->Override.AmpLFODepth.Final |
286 |
|
); |
287 |
|
if (pNote->Override.AmpLFOFreq.isFinal()) |
288 |
|
pLFO1->setScriptFrequencyFinal( |
289 |
|
pNote->Override.AmpLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE |
290 |
|
); |
291 |
|
else |
292 |
|
pLFO1->setScriptFrequencyFactor( |
293 |
|
pNote->Override.AmpLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE |
294 |
|
); |
295 |
} |
} |
296 |
} |
} |
297 |
|
|
335 |
pRegion->LFO2ControlDepth, |
pRegion->LFO2ControlDepth, |
336 |
pRegion->LFO2FlipPhase, |
pRegion->LFO2FlipPhase, |
337 |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
338 |
pLFO2->update(pLFO2->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO2->ExtController] : 0); |
pLFO2->updateByMIDICtrlValue(pLFO2->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO2->ExtController] : 0); |
339 |
|
pLFO2->setScriptDepthFactor( |
340 |
|
pNote->Override.CutoffLFODepth.Value, |
341 |
|
pNote->Override.CutoffLFODepth.Final |
342 |
|
); |
343 |
|
if (pNote->Override.CutoffLFOFreq.isFinal()) |
344 |
|
pLFO2->setScriptFrequencyFinal(pNote->Override.CutoffLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
345 |
|
else |
346 |
|
pLFO2->setScriptFrequencyFactor(pNote->Override.CutoffLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
347 |
} |
} |
348 |
} |
} |
349 |
|
|
362 |
break; |
break; |
363 |
case ::gig::lfo3_ctrl_aftertouch: |
case ::gig::lfo3_ctrl_aftertouch: |
364 |
lfo3_internal_depth = 0; |
lfo3_internal_depth = 0; |
365 |
pLFO3->ExtController = 128; |
pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH; |
366 |
bLFO3Enabled = true; |
bLFO3Enabled = true; |
367 |
break; |
break; |
368 |
case ::gig::lfo3_ctrl_internal_modwheel: |
case ::gig::lfo3_ctrl_internal_modwheel: |
372 |
break; |
break; |
373 |
case ::gig::lfo3_ctrl_internal_aftertouch: |
case ::gig::lfo3_ctrl_internal_aftertouch: |
374 |
lfo3_internal_depth = pRegion->LFO3InternalDepth; |
lfo3_internal_depth = pRegion->LFO3InternalDepth; |
375 |
pLFO1->ExtController = 128; |
pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH; |
376 |
bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0); |
bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0); |
377 |
break; |
break; |
378 |
default: |
default: |
387 |
pRegion->LFO3ControlDepth, |
pRegion->LFO3ControlDepth, |
388 |
false, |
false, |
389 |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
390 |
pLFO3->update(pLFO3->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO3->ExtController] : 0); |
pLFO3->updateByMIDICtrlValue(pLFO3->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO3->ExtController] : 0); |
391 |
|
pLFO3->setScriptDepthFactor( |
392 |
|
pNote->Override.PitchLFODepth.Value, |
393 |
|
pNote->Override.PitchLFODepth.Final |
394 |
|
); |
395 |
|
if (pNote->Override.PitchLFOFreq.isFinal()) |
396 |
|
pLFO3->setScriptFrequencyFinal(pNote->Override.PitchLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
397 |
|
else |
398 |
|
pLFO3->setScriptFrequencyFactor(pNote->Override.PitchLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
399 |
} |
} |
400 |
} |
} |
401 |
|
|
402 |
float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) { |
float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) { |
403 |
float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity); |
float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity); |
404 |
if (pRegion->VCFKeyboardTracking) { |
if (pRegion->VCFKeyboardTracking) { |
405 |
cutoff *= exp((MIDIKeyVelocity - pRegion->VCFKeyboardTrackingBreakpoint) * 0.057762265f); // (ln(2) / 12) |
cutoff *= RTMath::CentsToFreqRatioUnlimited((MIDIKey() - pRegion->VCFKeyboardTrackingBreakpoint) * 100); |
406 |
} |
} |
407 |
return cutoff; |
return cutoff; |
408 |
} |
} |
455 |
ctrl = 83; |
ctrl = 83; |
456 |
break; |
break; |
457 |
case ::gig::vcf_cutoff_ctrl_aftertouch: |
case ::gig::vcf_cutoff_ctrl_aftertouch: |
458 |
ctrl = 128; |
ctrl = CTRL_TABLE_IDX_AFTERTOUCH; |
459 |
break; |
break; |
460 |
case ::gig::vcf_cutoff_ctrl_none: |
case ::gig::vcf_cutoff_ctrl_none: |
461 |
default: |
default: |
490 |
} |
} |
491 |
|
|
492 |
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) { |
493 |
EG1.trigger(uint(RgnInfo.EG1PreAttack), |
EG1.setStateOptions( |
494 |
RgnInfo.EG1Attack * egInfo.Attack, |
pRegion->EG1Options.AttackCancel, |
495 |
RgnInfo.EG1Hold, |
pRegion->EG1Options.AttackHoldCancel, |
496 |
RgnInfo.EG1Decay1 * egInfo.Decay * velrelease, |
pRegion->EG1Options.Decay1Cancel, |
497 |
RgnInfo.EG1Decay2 * egInfo.Decay * velrelease, |
pRegion->EG1Options.Decay2Cancel, |
498 |
RgnInfo.EG1InfiniteSustain, |
pRegion->EG1Options.ReleaseCancel |
499 |
uint(RgnInfo.EG1Sustain), |
); |
500 |
RgnInfo.EG1Release * egInfo.Release * velrelease, |
EG1.trigger(pRegion->EG1PreAttack, |
501 |
|
(pNote && pNote->Override.Attack.isFinal()) ? |
502 |
|
pNote->Override.Attack.Value : |
503 |
|
RTMath::Max(pRegion->EG1Attack, 0.0316) * egInfo.Attack, |
504 |
|
pRegion->EG1Hold, |
505 |
|
(pNote && pNote->Override.Decay.isFinal()) ? |
506 |
|
pNote->Override.Decay.Value : |
507 |
|
pRegion->EG1Decay1 * egInfo.Decay * velrelease, |
508 |
|
(pNote && pNote->Override.Decay.isFinal()) ? |
509 |
|
pNote->Override.Decay.Value : |
510 |
|
pRegion->EG1Decay2 * egInfo.Decay * velrelease, |
511 |
|
pRegion->EG1InfiniteSustain, |
512 |
|
(pNote && pNote->Override.Sustain.Final) ? |
513 |
|
uint(pNote->Override.Sustain.Value * 1000.f) : |
514 |
|
pRegion->EG1Sustain * (pNote ? pNote->Override.Sustain.Value : 1.f), |
515 |
|
(pNote && pNote->Override.Release.isFinal()) ? |
516 |
|
pNote->Override.Release.Value : |
517 |
|
RTMath::Max(pRegion->EG1Release * velrelease, 0.014) * egInfo.Release, |
518 |
velocityAttenuation, |
velocityAttenuation, |
519 |
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
520 |
} |
} |
521 |
|
|
522 |
|
void Voice::TriggerEG2(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { |
523 |
|
EG2.setStateOptions( |
524 |
|
pRegion->EG2Options.AttackCancel, |
525 |
|
pRegion->EG2Options.AttackHoldCancel, |
526 |
|
pRegion->EG2Options.Decay1Cancel, |
527 |
|
pRegion->EG2Options.Decay2Cancel, |
528 |
|
pRegion->EG2Options.ReleaseCancel |
529 |
|
); |
530 |
|
EG2.trigger(uint(RgnInfo.EG2PreAttack), |
531 |
|
(pNote && pNote->Override.CutoffAttack.isFinal()) ? |
532 |
|
pNote->Override.CutoffAttack.Value : |
533 |
|
RgnInfo.EG2Attack * egInfo.Attack, |
534 |
|
false, |
535 |
|
(pNote && pNote->Override.CutoffDecay.isFinal()) ? |
536 |
|
pNote->Override.CutoffDecay.Value : |
537 |
|
RgnInfo.EG2Decay1 * egInfo.Decay * velrelease, |
538 |
|
(pNote && pNote->Override.CutoffDecay.isFinal()) ? |
539 |
|
pNote->Override.CutoffDecay.Value : |
540 |
|
RgnInfo.EG2Decay2 * egInfo.Decay * velrelease, |
541 |
|
RgnInfo.EG2InfiniteSustain, |
542 |
|
(pNote && pNote->Override.CutoffSustain.Final) ? |
543 |
|
uint(pNote->Override.CutoffSustain.Value * 1000.f) : |
544 |
|
uint(RgnInfo.EG2Sustain), |
545 |
|
(pNote && pNote->Override.CutoffRelease.isFinal()) ? |
546 |
|
pNote->Override.CutoffRelease.Value : |
547 |
|
RgnInfo.EG2Release * egInfo.Release * velrelease, |
548 |
|
velocityAttenuation, |
549 |
|
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
550 |
|
} |
551 |
|
|
552 |
|
void Voice::ProcessGroupEvent(RTList<Event>::Iterator& itEvent) { |
553 |
|
dmsg(4,("Voice %p processGroupEvents event type=%d", (void*)this, itEvent->Type)); |
554 |
|
|
555 |
|
// TODO: The SustainPedal condition could be wrong, maybe the |
556 |
|
// check should be if this Voice is in release stage or is a |
557 |
|
// release sample instead. Need to test this in GSt. |
558 |
|
// -- Andreas |
559 |
|
// |
560 |
|
// Commented sustain pedal check out. I don't think voices of the same |
561 |
|
// note should be stopped at all, because it doesn't sound naturally |
562 |
|
// with a drumkit. |
563 |
|
// -- Christian, 2013-01-08 |
564 |
|
if (itEvent->Param.Note.Key != HostKey() /*|| |
565 |
|
!GetGigEngineChannel()->SustainPedal*/) { |
566 |
|
dmsg(4,("Voice %p - kill", (void*)this)); |
567 |
|
|
568 |
|
// kill the voice fast |
569 |
|
pEG1->enterFadeOutStage(); |
570 |
|
} |
571 |
|
} |
572 |
|
|
573 |
|
void Voice::CalculateFadeOutCoeff(float FadeOutTime, float SampleRate) { |
574 |
|
EG1.CalculateFadeOutCoeff(FadeOutTime, SampleRate); |
575 |
|
} |
576 |
|
|
577 |
|
int Voice::CalculatePan(uint8_t pan) { |
578 |
|
int p; |
579 |
|
// Gst behaviour: -64 and 63 are special cases |
580 |
|
if (RgnInfo.Pan == -64) p = pan * 2 - 127; |
581 |
|
else if (RgnInfo.Pan == 63) p = pan * 2; |
582 |
|
else p = pan + RgnInfo.Pan; |
583 |
|
|
584 |
|
if (p < 0) return 0; |
585 |
|
if (p > 127) return 127; |
586 |
|
return p; |
587 |
|
} |
588 |
|
|
589 |
|
release_trigger_t Voice::GetReleaseTriggerFlags() { |
590 |
|
release_trigger_t flags = |
591 |
|
(pRegion->NoNoteOffReleaseTrigger) ? |
592 |
|
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 |
593 |
|
switch (pRegion->SustainReleaseTrigger) { |
594 |
|
case ::gig::sust_rel_trg_none: |
595 |
|
break; |
596 |
|
case ::gig::sust_rel_trg_maxvelocity: |
597 |
|
flags |= release_trigger_sustain_maxvelocity; |
598 |
|
break; |
599 |
|
case ::gig::sust_rel_trg_keyvelocity: |
600 |
|
flags |= release_trigger_sustain_keyvelocity; |
601 |
|
break; |
602 |
|
} |
603 |
|
return flags; |
604 |
|
} |
605 |
|
|
606 |
}} // namespace LinuxSampler::gig |
}} // namespace LinuxSampler::gig |