/[svn]/linuxsampler/trunk/src/engines/gig/Voice.cpp
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Annotation of /linuxsampler/trunk/src/engines/gig/Voice.cpp

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Revision 2327 - (hide annotations) (download)
Sat Mar 10 16:16:14 2012 UTC (12 years ago) by persson
File size: 21610 byte(s)
* sfz/sf2 engine: fixed crash when using small audio fragment size

1 schoenebeck 53 /***************************************************************************
2     * *
3     * LinuxSampler - modular, streaming capable sampler *
4     * *
5 schoenebeck 56 * Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6 persson 2055 * Copyright (C) 2005 - 2008 Christian Schoenebeck *
7 persson 2327 * Copyright (C) 2009 - 2012 Christian Schoenebeck and Grigor Iliev *
8 schoenebeck 53 * *
9     * This program is free software; you can redistribute it and/or modify *
10     * it under the terms of the GNU General Public License as published by *
11     * the Free Software Foundation; either version 2 of the License, or *
12     * (at your option) any later version. *
13     * *
14     * This program is distributed in the hope that it will be useful, *
15     * but WITHOUT ANY WARRANTY; without even the implied warranty of *
16     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
17     * GNU General Public License for more details. *
18     * *
19     * You should have received a copy of the GNU General Public License *
20     * along with this program; if not, write to the Free Software *
21     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
22     * MA 02111-1307 USA *
23     ***************************************************************************/
24    
25 schoenebeck 319 #include "../../common/Features.h"
26     #include "Synthesizer.h"
27 schoenebeck 770 #include "Profiler.h"
28 iliev 2012 #include "Engine.h"
29     #include "EngineChannel.h"
30 schoenebeck 53
31     #include "Voice.h"
32    
33     namespace LinuxSampler { namespace gig {
34    
35     Voice::Voice() {
36 persson 2055 pEngine = NULL;
37     pEG1 = &EG1;
38 persson 2175 pEG2 = &EG2;
39 schoenebeck 53 }
40    
41     Voice::~Voice() {
42     }
43    
44 iliev 2015 EngineChannel* Voice::GetGigEngineChannel() {
45     return static_cast<EngineChannel*>(pEngineChannel);
46     }
47    
48 iliev 2012 void Voice::SetEngine(LinuxSampler::Engine* pEngine) {
49     Engine* engine = static_cast<Engine*>(pEngine);
50     this->pEngine = engine;
51     this->pDiskThread = engine->pDiskThread;
52 schoenebeck 64 dmsg(6,("Voice::SetEngine()\n"));
53 schoenebeck 53 }
54    
55 iliev 2015 Voice::SampleInfo Voice::GetSampleInfo() {
56     SampleInfo si;
57     si.SampleRate = pSample->SamplesPerSecond;
58     si.ChannelCount = pSample->Channels;
59     si.FrameSize = pSample->FrameSize;
60     si.BitDepth = pSample->BitDepth;
61     si.TotalFrameCount = pSample->SamplesTotal;
62 schoenebeck 669
63 iliev 2015 si.HasLoops = pRegion->SampleLoops;
64     si.LoopStart = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopStart : 0;
65     si.LoopLength = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopLength : 0;
66     si.LoopPlayCount = pSample->LoopPlayCount;
67     si.Unpitched = !pRegion->PitchTrack;
68 schoenebeck 53
69 iliev 2015 return si;
70     }
71 schoenebeck 53
72 iliev 2015 Voice::RegionInfo Voice::GetRegionInfo() {
73     RegionInfo ri;
74     ri.UnityNote = pRegion->UnityNote;
75     ri.FineTune = pRegion->FineTune;
76     ri.Pan = pRegion->Pan;
77     ri.SampleStartOffset = pRegion->SampleStartOffset;
78 persson 630
79 iliev 2015 ri.EG2PreAttack = pRegion->EG2PreAttack;
80     ri.EG2Attack = pRegion->EG2Attack;
81     ri.EG2Decay1 = pRegion->EG2Decay1;
82     ri.EG2Decay2 = pRegion->EG2Decay2;
83     ri.EG2Sustain = pRegion->EG2Sustain;
84     ri.EG2InfiniteSustain = pRegion->EG2InfiniteSustain;
85     ri.EG2Release = pRegion->EG2Release;
86 persson 630
87 iliev 2015 ri.EG3Attack = pRegion->EG3Attack;
88     ri.EG3Depth = pRegion->EG3Depth;
89     ri.VCFEnabled = pRegion->VCFEnabled;
90 persson 2175 ri.VCFType = Filter::vcf_type_t(pRegion->VCFType);
91 iliev 2015 ri.VCFResonance = pRegion->VCFResonance;
92    
93 persson 2061 ri.ReleaseTriggerDecay = 0.01053 * (256 >> pRegion->ReleaseTriggerDecay);
94 iliev 2015
95     return ri;
96     }
97    
98     Voice::InstrumentInfo Voice::GetInstrumentInfo() {
99     InstrumentInfo ii;
100     ii.FineTune = GetGigEngineChannel()->pInstrument->FineTune;
101     ii.PitchbendRange = GetGigEngineChannel()->pInstrument->PitchbendRange;
102    
103     return ii;
104     }
105    
106     double Voice::GetSampleAttenuation() {
107     return pRegion->SampleAttenuation;
108     }
109    
110     double Voice::GetVelocityAttenuation(uint8_t MIDIKeyVelocity) {
111     return pRegion->GetVelocityAttenuation(MIDIKeyVelocity);
112     }
113    
114     double Voice::GetVelocityRelease(uint8_t MIDIKeyVelocity) {
115     return pRegion->GetVelocityRelease(MIDIKeyVelocity);
116     }
117    
118     void Voice::ProcessCCEvent(RTList<Event>::Iterator& itEvent) {
119     if (itEvent->Type == Event::type_control_change && itEvent->Param.CC.Controller) { // if (valid) MIDI control change event
120     if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange &&
121     itEvent->Param.CC.Controller == pRegion->AttenuationController.controller_number) {
122     CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]);
123     }
124 persson 630 }
125 iliev 2015 }
126 persson 630
127 iliev 2015 void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) {
128     int ccvalue = itEvent->Param.CC.Value;
129     if (VCFCutoffCtrl.value == ccvalue) return;
130 persson 2175 VCFCutoffCtrl.value = ccvalue;
131 iliev 2015 if (pRegion->VCFCutoffControllerInvert) ccvalue = 127 - ccvalue;
132     if (ccvalue < pRegion->VCFVelocityScale) ccvalue = pRegion->VCFVelocityScale;
133     float cutoff = CutoffBase * float(ccvalue);
134     if (cutoff > 127.0f) cutoff = 127.0f;
135 schoenebeck 319
136 iliev 2015 VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time
137     fFinalCutoff = cutoff;
138     }
139    
140     double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) {
141 persson 832 float crossfadeVolume;
142 iliev 2015 switch (pRegion->AttenuationController.type) {
143 schoenebeck 236 case ::gig::attenuation_ctrl_t::type_channelaftertouch:
144 iliev 2015 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[128])];
145 schoenebeck 236 break;
146     case ::gig::attenuation_ctrl_t::type_velocity:
147 iliev 2015 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(MIDIKeyVelocity)];
148 schoenebeck 236 break;
149     case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate
150 iliev 2015 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[pRegion->AttenuationController.controller_number])];
151 schoenebeck 236 break;
152     case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined
153     default:
154 persson 832 crossfadeVolume = 1.0f;
155 schoenebeck 236 }
156    
157 iliev 2015 return crossfadeVolume;
158     }
159 schoenebeck 245
160 iliev 2015 double Voice::GetEG1ControllerValue(uint8_t MIDIKeyVelocity) {
161     double eg1controllervalue = 0;
162     switch (pRegion->EG1Controller.type) {
163     case ::gig::eg1_ctrl_t::type_none: // no controller defined
164     eg1controllervalue = 0;
165     break;
166     case ::gig::eg1_ctrl_t::type_channelaftertouch:
167     eg1controllervalue = GetGigEngineChannel()->ControllerTable[128];
168     break;
169     case ::gig::eg1_ctrl_t::type_velocity:
170     eg1controllervalue = MIDIKeyVelocity;
171     break;
172     case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller
173     eg1controllervalue = GetGigEngineChannel()->ControllerTable[pRegion->EG1Controller.controller_number];
174     break;
175 schoenebeck 53 }
176 iliev 2015 if (pRegion->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue;
177 schoenebeck 53
178 iliev 2015 return eg1controllervalue;
179     }
180 persson 1700
181 iliev 2015 Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) {
182     EGInfo eg;
183     // (eg1attack is different from the others)
184     eg.Attack = (pRegion->EG1ControllerAttackInfluence) ?
185     1 + 0.031 * (double) (pRegion->EG1ControllerAttackInfluence == 1 ?
186     1 : 1 << pRegion->EG1ControllerAttackInfluence) * eg1ControllerValue : 1.0;
187     eg.Decay = (pRegion->EG1ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerDecayInfluence) * eg1ControllerValue : 1.0;
188     eg.Release = (pRegion->EG1ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerReleaseInfluence) * eg1ControllerValue : 1.0;
189 persson 1700
190 iliev 2015 return eg;
191     }
192 schoenebeck 53
193 iliev 2015 double Voice::GetEG2ControllerValue(uint8_t MIDIKeyVelocity) {
194     double eg2controllervalue = 0;
195     switch (pRegion->EG2Controller.type) {
196     case ::gig::eg2_ctrl_t::type_none: // no controller defined
197     eg2controllervalue = 0;
198     break;
199     case ::gig::eg2_ctrl_t::type_channelaftertouch:
200     eg2controllervalue = GetGigEngineChannel()->ControllerTable[128];
201     break;
202     case ::gig::eg2_ctrl_t::type_velocity:
203     eg2controllervalue = MIDIKeyVelocity;
204     break;
205     case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller
206     eg2controllervalue = GetGigEngineChannel()->ControllerTable[pRegion->EG2Controller.controller_number];
207     break;
208 schoenebeck 53 }
209 iliev 2015 if (pRegion->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue;
210 schoenebeck 53
211 iliev 2015 return eg2controllervalue;
212     }
213 schoenebeck 53
214 iliev 2015 Voice::EGInfo Voice::CalculateEG2ControllerInfluence(double eg2ControllerValue) {
215     EGInfo eg;
216     eg.Attack = (pRegion->EG2ControllerAttackInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerAttackInfluence) * eg2ControllerValue : 1.0;
217     eg.Decay = (pRegion->EG2ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerDecayInfluence) * eg2ControllerValue : 1.0;
218     eg.Release = (pRegion->EG2ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerReleaseInfluence) * eg2ControllerValue : 1.0;
219 persson 830
220 iliev 2015 return eg;
221     }
222 schoenebeck 53
223 iliev 2015 void Voice::InitLFO1() {
224     uint16_t lfo1_internal_depth;
225     switch (pRegion->LFO1Controller) {
226     case ::gig::lfo1_ctrl_internal:
227     lfo1_internal_depth = pRegion->LFO1InternalDepth;
228     pLFO1->ExtController = 0; // no external controller
229     bLFO1Enabled = (lfo1_internal_depth > 0);
230     break;
231     case ::gig::lfo1_ctrl_modwheel:
232     lfo1_internal_depth = 0;
233     pLFO1->ExtController = 1; // MIDI controller 1
234     bLFO1Enabled = (pRegion->LFO1ControlDepth > 0);
235     break;
236     case ::gig::lfo1_ctrl_breath:
237     lfo1_internal_depth = 0;
238     pLFO1->ExtController = 2; // MIDI controller 2
239     bLFO1Enabled = (pRegion->LFO1ControlDepth > 0);
240     break;
241     case ::gig::lfo1_ctrl_internal_modwheel:
242     lfo1_internal_depth = pRegion->LFO1InternalDepth;
243     pLFO1->ExtController = 1; // MIDI controller 1
244     bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0);
245     break;
246     case ::gig::lfo1_ctrl_internal_breath:
247     lfo1_internal_depth = pRegion->LFO1InternalDepth;
248     pLFO1->ExtController = 2; // MIDI controller 2
249     bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0);
250     break;
251     default:
252     lfo1_internal_depth = 0;
253     pLFO1->ExtController = 0; // no external controller
254     bLFO1Enabled = false;
255 schoenebeck 53 }
256 iliev 2015 if (bLFO1Enabled) {
257     pLFO1->trigger(pRegion->LFO1Frequency,
258     start_level_min,
259     lfo1_internal_depth,
260     pRegion->LFO1ControlDepth,
261     pRegion->LFO1FlipPhase,
262     pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
263     pLFO1->update(pLFO1->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO1->ExtController] : 0);
264 schoenebeck 53 }
265 iliev 2015 }
266 schoenebeck 53
267 iliev 2015 void Voice::InitLFO2() {
268     uint16_t lfo2_internal_depth;
269     switch (pRegion->LFO2Controller) {
270     case ::gig::lfo2_ctrl_internal:
271     lfo2_internal_depth = pRegion->LFO2InternalDepth;
272     pLFO2->ExtController = 0; // no external controller
273     bLFO2Enabled = (lfo2_internal_depth > 0);
274     break;
275     case ::gig::lfo2_ctrl_modwheel:
276     lfo2_internal_depth = 0;
277     pLFO2->ExtController = 1; // MIDI controller 1
278     bLFO2Enabled = (pRegion->LFO2ControlDepth > 0);
279     break;
280     case ::gig::lfo2_ctrl_foot:
281     lfo2_internal_depth = 0;
282     pLFO2->ExtController = 4; // MIDI controller 4
283     bLFO2Enabled = (pRegion->LFO2ControlDepth > 0);
284     break;
285     case ::gig::lfo2_ctrl_internal_modwheel:
286     lfo2_internal_depth = pRegion->LFO2InternalDepth;
287     pLFO2->ExtController = 1; // MIDI controller 1
288     bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0);
289     break;
290     case ::gig::lfo2_ctrl_internal_foot:
291     lfo2_internal_depth = pRegion->LFO2InternalDepth;
292     pLFO2->ExtController = 4; // MIDI controller 4
293     bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0);
294     break;
295     default:
296     lfo2_internal_depth = 0;
297     pLFO2->ExtController = 0; // no external controller
298     bLFO2Enabled = false;
299 schoenebeck 53 }
300 iliev 2015 if (bLFO2Enabled) {
301     pLFO2->trigger(pRegion->LFO2Frequency,
302     start_level_max,
303     lfo2_internal_depth,
304     pRegion->LFO2ControlDepth,
305     pRegion->LFO2FlipPhase,
306     pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
307     pLFO2->update(pLFO2->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO2->ExtController] : 0);
308 schoenebeck 53 }
309     }
310    
311 iliev 2015 void Voice::InitLFO3() {
312     uint16_t lfo3_internal_depth;
313     switch (pRegion->LFO3Controller) {
314     case ::gig::lfo3_ctrl_internal:
315     lfo3_internal_depth = pRegion->LFO3InternalDepth;
316     pLFO3->ExtController = 0; // no external controller
317     bLFO3Enabled = (lfo3_internal_depth > 0);
318 schoenebeck 53 break;
319 iliev 2015 case ::gig::lfo3_ctrl_modwheel:
320     lfo3_internal_depth = 0;
321     pLFO3->ExtController = 1; // MIDI controller 1
322     bLFO3Enabled = (pRegion->LFO3ControlDepth > 0);
323 schoenebeck 53 break;
324 iliev 2015 case ::gig::lfo3_ctrl_aftertouch:
325     lfo3_internal_depth = 0;
326     pLFO3->ExtController = 128;
327     bLFO3Enabled = true;
328 schoenebeck 53 break;
329 iliev 2015 case ::gig::lfo3_ctrl_internal_modwheel:
330     lfo3_internal_depth = pRegion->LFO3InternalDepth;
331     pLFO3->ExtController = 1; // MIDI controller 1
332     bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0);
333     break;
334     case ::gig::lfo3_ctrl_internal_aftertouch:
335     lfo3_internal_depth = pRegion->LFO3InternalDepth;
336 persson 2175 pLFO3->ExtController = 128;
337 iliev 2015 bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0);
338     break;
339     default:
340     lfo3_internal_depth = 0;
341     pLFO3->ExtController = 0; // no external controller
342     bLFO3Enabled = false;
343 schoenebeck 53 }
344 iliev 2015 if (bLFO3Enabled) {
345     pLFO3->trigger(pRegion->LFO3Frequency,
346     start_level_mid,
347     lfo3_internal_depth,
348     pRegion->LFO3ControlDepth,
349     false,
350     pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
351     pLFO3->update(pLFO3->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO3->ExtController] : 0);
352 schoenebeck 738 }
353     }
354 persson 2055
355 iliev 2015 float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) {
356     float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity);
357     if (pRegion->VCFKeyboardTracking) {
358 persson 2175 cutoff *= RTMath::CentsToFreqRatioUnlimited((MIDIKey - pRegion->VCFKeyboardTrackingBreakpoint) * 100);
359 schoenebeck 53 }
360 iliev 2015 return cutoff;
361 schoenebeck 738 }
362 schoenebeck 53
363 iliev 2015 float Voice::CalculateFinalCutoff(float cutoffBase) {
364     int cvalue;
365     if (VCFCutoffCtrl.controller) {
366     cvalue = GetGigEngineChannel()->ControllerTable[VCFCutoffCtrl.controller];
367     if (pRegion->VCFCutoffControllerInvert) cvalue = 127 - cvalue;
368     // VCFVelocityScale in this case means Minimum cutoff
369     if (cvalue < pRegion->VCFVelocityScale) cvalue = pRegion->VCFVelocityScale;
370 schoenebeck 53 }
371 iliev 2015 else {
372     cvalue = pRegion->VCFCutoff;
373 persson 1748 }
374 iliev 2015 float fco = cutoffBase * float(cvalue);
375     if (fco > 127.0f) fco = 127.0f;
376 persson 796
377 iliev 2015 return fco;
378     }
379 persson 768
380 iliev 2015 uint8_t Voice::GetVCFCutoffCtrl() {
381     uint8_t ctrl;
382     switch (pRegion->VCFCutoffController) {
383     case ::gig::vcf_cutoff_ctrl_modwheel:
384     ctrl = 1;
385     break;
386     case ::gig::vcf_cutoff_ctrl_effect1:
387     ctrl = 12;
388     break;
389     case ::gig::vcf_cutoff_ctrl_effect2:
390     ctrl = 13;
391     break;
392     case ::gig::vcf_cutoff_ctrl_breath:
393     ctrl = 2;
394     break;
395     case ::gig::vcf_cutoff_ctrl_foot:
396     ctrl = 4;
397     break;
398     case ::gig::vcf_cutoff_ctrl_sustainpedal:
399     ctrl = 64;
400     break;
401     case ::gig::vcf_cutoff_ctrl_softpedal:
402     ctrl = 67;
403     break;
404     case ::gig::vcf_cutoff_ctrl_genpurpose7:
405     ctrl = 82;
406     break;
407     case ::gig::vcf_cutoff_ctrl_genpurpose8:
408     ctrl = 83;
409     break;
410     case ::gig::vcf_cutoff_ctrl_aftertouch:
411     ctrl = 128;
412     break;
413     case ::gig::vcf_cutoff_ctrl_none:
414     default:
415     ctrl = 0;
416     break;
417 schoenebeck 53 }
418    
419 iliev 2015 return ctrl;
420 schoenebeck 829 }
421    
422 iliev 2015 uint8_t Voice::GetVCFResonanceCtrl() {
423     uint8_t ctrl;
424     switch (pRegion->VCFResonanceController) {
425     case ::gig::vcf_res_ctrl_genpurpose3:
426     ctrl = 18;
427     break;
428     case ::gig::vcf_res_ctrl_genpurpose4:
429     ctrl = 19;
430     break;
431     case ::gig::vcf_res_ctrl_genpurpose5:
432     ctrl = 80;
433     break;
434     case ::gig::vcf_res_ctrl_genpurpose6:
435     ctrl = 81;
436     break;
437     case ::gig::vcf_res_ctrl_none:
438     default:
439     ctrl = 0;
440 schoenebeck 53 }
441    
442 iliev 2015 return ctrl;
443 schoenebeck 239 }
444    
445 persson 2055 void Voice::TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) {
446 persson 2203 EG1.trigger(pRegion->EG1PreAttack,
447     pRegion->EG1Attack * egInfo.Attack,
448     pRegion->EG1Hold,
449     pRegion->EG1Decay1 * egInfo.Decay * velrelease,
450     pRegion->EG1Decay2 * egInfo.Decay * velrelease,
451     pRegion->EG1InfiniteSustain,
452     pRegion->EG1Sustain,
453     pRegion->EG1Release * egInfo.Release * velrelease,
454 persson 2055 velocityAttenuation,
455     sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
456     }
457 persson 2114
458 persson 2175 void Voice::TriggerEG2(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) {
459     EG2.trigger(uint(RgnInfo.EG2PreAttack),
460     RgnInfo.EG2Attack * egInfo.Attack,
461     false,
462     RgnInfo.EG2Decay1 * egInfo.Decay * velrelease,
463     RgnInfo.EG2Decay2 * egInfo.Decay * velrelease,
464     RgnInfo.EG2InfiniteSustain,
465     uint(RgnInfo.EG2Sustain),
466     RgnInfo.EG2Release * egInfo.Release * velrelease,
467     velocityAttenuation,
468     sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
469     }
470    
471 persson 2114 void Voice::ProcessGroupEvent(RTList<Event>::Iterator& itEvent) {
472     dmsg(4,("Voice %x processGroupEvents event type=%d", this, itEvent->Type));
473    
474     // TODO: The SustainPedal condition could be wrong, maybe the
475     // check should be if this Voice is in release stage or is a
476     // release sample instead. Need to test this in GSt.
477     if (itEvent->Param.Note.Key != MIDIKey ||
478     !GetGigEngineChannel()->SustainPedal) {
479     dmsg(4,("Voice %x - kill", this));
480    
481     // kill the voice fast
482     pEG1->enterFadeOutStage();
483     }
484     }
485    
486 persson 2327 void Voice::CalculateFadeOutCoeff(float FadeOutTime, float SampleRate) {
487     EG1.CalculateFadeOutCoeff(FadeOutTime, SampleRate);
488     }
489    
490 schoenebeck 53 }} // namespace LinuxSampler::gig

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