/[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 3448 - (hide annotations) (download)
Sun Dec 23 22:10:56 2018 UTC (5 years, 3 months ago) by schoenebeck
File size: 25450 byte(s)
* Gig format extension: If requested by instrument then don't play
  release trigger sample on note-off events.
* Bumped version (2.1.0.svn3).

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 schoenebeck 3054 * Copyright (C) 2009 Christian Schoenebeck and Grigor Iliev *
8 schoenebeck 3328 * Copyright (C) 2010 - 2017 Christian Schoenebeck and Andreas Persson *
9 schoenebeck 53 * *
10     * 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 *
12     * the Free Software Foundation; either version 2 of the License, or *
13     * (at your option) any later version. *
14     * *
15     * This program is distributed in the hope that it will be useful, *
16     * but WITHOUT ANY WARRANTY; without even the implied warranty of *
17     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
18     * GNU General Public License for more details. *
19     * *
20     * You should have received a copy of the GNU General Public License *
21     * along with this program; if not, write to the Free Software *
22     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
23     * MA 02111-1307 USA *
24     ***************************************************************************/
25    
26 schoenebeck 319 #include "../../common/Features.h"
27     #include "Synthesizer.h"
28 schoenebeck 770 #include "Profiler.h"
29 iliev 2012 #include "Engine.h"
30     #include "EngineChannel.h"
31 schoenebeck 53
32     #include "Voice.h"
33    
34     namespace LinuxSampler { namespace gig {
35    
36     Voice::Voice() {
37 persson 2055 pEngine = NULL;
38     pEG1 = &EG1;
39 persson 2175 pEG2 = &EG2;
40 schoenebeck 53 }
41    
42     Voice::~Voice() {
43     }
44    
45 iliev 2015 EngineChannel* Voice::GetGigEngineChannel() {
46     return static_cast<EngineChannel*>(pEngineChannel);
47     }
48    
49 iliev 2012 void Voice::SetEngine(LinuxSampler::Engine* pEngine) {
50     Engine* engine = static_cast<Engine*>(pEngine);
51     this->pEngine = engine;
52     this->pDiskThread = engine->pDiskThread;
53 schoenebeck 64 dmsg(6,("Voice::SetEngine()\n"));
54 schoenebeck 53 }
55    
56 iliev 2015 Voice::SampleInfo Voice::GetSampleInfo() {
57     SampleInfo si;
58     si.SampleRate = pSample->SamplesPerSecond;
59     si.ChannelCount = pSample->Channels;
60     si.FrameSize = pSample->FrameSize;
61     si.BitDepth = pSample->BitDepth;
62 schoenebeck 3054 si.TotalFrameCount = (uint)pSample->SamplesTotal;
63 schoenebeck 669
64 iliev 2015 si.HasLoops = pRegion->SampleLoops;
65     si.LoopStart = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopStart : 0;
66     si.LoopLength = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopLength : 0;
67     si.LoopPlayCount = pSample->LoopPlayCount;
68     si.Unpitched = !pRegion->PitchTrack;
69 schoenebeck 53
70 iliev 2015 return si;
71     }
72 schoenebeck 53
73 iliev 2015 Voice::RegionInfo Voice::GetRegionInfo() {
74     RegionInfo ri;
75     ri.UnityNote = pRegion->UnityNote;
76     ri.FineTune = pRegion->FineTune;
77     ri.Pan = pRegion->Pan;
78     ri.SampleStartOffset = pRegion->SampleStartOffset;
79 persson 630
80 iliev 2015 ri.EG2PreAttack = pRegion->EG2PreAttack;
81     ri.EG2Attack = pRegion->EG2Attack;
82     ri.EG2Decay1 = pRegion->EG2Decay1;
83     ri.EG2Decay2 = pRegion->EG2Decay2;
84     ri.EG2Sustain = pRegion->EG2Sustain;
85     ri.EG2InfiniteSustain = pRegion->EG2InfiniteSustain;
86     ri.EG2Release = pRegion->EG2Release;
87 persson 630
88 iliev 2015 ri.EG3Attack = pRegion->EG3Attack;
89     ri.EG3Depth = pRegion->EG3Depth;
90     ri.VCFEnabled = pRegion->VCFEnabled;
91 persson 2175 ri.VCFType = Filter::vcf_type_t(pRegion->VCFType);
92 iliev 2015 ri.VCFResonance = pRegion->VCFResonance;
93    
94 persson 2061 ri.ReleaseTriggerDecay = 0.01053 * (256 >> pRegion->ReleaseTriggerDecay);
95 iliev 2015
96     return ri;
97     }
98    
99     Voice::InstrumentInfo Voice::GetInstrumentInfo() {
100     InstrumentInfo ii;
101     ii.FineTune = GetGigEngineChannel()->pInstrument->FineTune;
102     ii.PitchbendRange = GetGigEngineChannel()->pInstrument->PitchbendRange;
103    
104     return ii;
105     }
106    
107     double Voice::GetSampleAttenuation() {
108     return pRegion->SampleAttenuation;
109     }
110    
111     double Voice::GetVelocityAttenuation(uint8_t MIDIKeyVelocity) {
112     return pRegion->GetVelocityAttenuation(MIDIKeyVelocity);
113     }
114    
115     double Voice::GetVelocityRelease(uint8_t MIDIKeyVelocity) {
116     return pRegion->GetVelocityRelease(MIDIKeyVelocity);
117     }
118    
119     void Voice::ProcessCCEvent(RTList<Event>::Iterator& itEvent) {
120     if (itEvent->Type == Event::type_control_change && itEvent->Param.CC.Controller) { // if (valid) MIDI control change event
121     if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange &&
122     itEvent->Param.CC.Controller == pRegion->AttenuationController.controller_number) {
123     CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]);
124     }
125 persson 630 }
126 iliev 2015 }
127 persson 630
128 schoenebeck 2559 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 iliev 2015 void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) {
141     int ccvalue = itEvent->Param.CC.Value;
142     if (VCFCutoffCtrl.value == ccvalue) return;
143 persson 2175 VCFCutoffCtrl.value = ccvalue;
144 iliev 2015 if (pRegion->VCFCutoffControllerInvert) ccvalue = 127 - ccvalue;
145     if (ccvalue < pRegion->VCFVelocityScale) ccvalue = pRegion->VCFVelocityScale;
146     float cutoff = CutoffBase * float(ccvalue);
147     if (cutoff > 127.0f) cutoff = 127.0f;
148 schoenebeck 319
149 iliev 2015 VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time
150     fFinalCutoff = cutoff;
151     }
152    
153     double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) {
154 persson 832 float crossfadeVolume;
155 iliev 2015 switch (pRegion->AttenuationController.type) {
156 schoenebeck 236 case ::gig::attenuation_ctrl_t::type_channelaftertouch:
157 iliev 2015 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[128])];
158 schoenebeck 236 break;
159     case ::gig::attenuation_ctrl_t::type_velocity:
160 iliev 2015 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(MIDIKeyVelocity)];
161 schoenebeck 236 break;
162     case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate
163 iliev 2015 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[pRegion->AttenuationController.controller_number])];
164 schoenebeck 236 break;
165     case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined
166     default:
167 persson 832 crossfadeVolume = 1.0f;
168 schoenebeck 236 }
169    
170 iliev 2015 return crossfadeVolume;
171     }
172 schoenebeck 245
173 iliev 2015 double Voice::GetEG1ControllerValue(uint8_t MIDIKeyVelocity) {
174     double eg1controllervalue = 0;
175     switch (pRegion->EG1Controller.type) {
176     case ::gig::eg1_ctrl_t::type_none: // no controller defined
177     eg1controllervalue = 0;
178     break;
179     case ::gig::eg1_ctrl_t::type_channelaftertouch:
180     eg1controllervalue = GetGigEngineChannel()->ControllerTable[128];
181     break;
182     case ::gig::eg1_ctrl_t::type_velocity:
183     eg1controllervalue = MIDIKeyVelocity;
184     break;
185     case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller
186     eg1controllervalue = GetGigEngineChannel()->ControllerTable[pRegion->EG1Controller.controller_number];
187     break;
188 schoenebeck 53 }
189 iliev 2015 if (pRegion->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue;
190 schoenebeck 53
191 iliev 2015 return eg1controllervalue;
192     }
193 persson 1700
194 iliev 2015 Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) {
195     EGInfo eg;
196     // (eg1attack is different from the others)
197 persson 2408 if (pRegion->EG1Attack < 1e-8 && // attack in gig == 0
198     (pRegion->EG1ControllerAttackInfluence == 0 ||
199     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 iliev 2015 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;
208 persson 1700
209 iliev 2015 return eg;
210     }
211 schoenebeck 53
212 iliev 2015 double Voice::GetEG2ControllerValue(uint8_t MIDIKeyVelocity) {
213     double eg2controllervalue = 0;
214     switch (pRegion->EG2Controller.type) {
215     case ::gig::eg2_ctrl_t::type_none: // no controller defined
216     eg2controllervalue = 0;
217     break;
218     case ::gig::eg2_ctrl_t::type_channelaftertouch:
219     eg2controllervalue = GetGigEngineChannel()->ControllerTable[128];
220     break;
221     case ::gig::eg2_ctrl_t::type_velocity:
222     eg2controllervalue = MIDIKeyVelocity;
223     break;
224     case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller
225     eg2controllervalue = GetGigEngineChannel()->ControllerTable[pRegion->EG2Controller.controller_number];
226     break;
227 schoenebeck 53 }
228 iliev 2015 if (pRegion->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue;
229 schoenebeck 53
230 iliev 2015 return eg2controllervalue;
231     }
232 schoenebeck 53
233 iliev 2015 Voice::EGInfo Voice::CalculateEG2ControllerInfluence(double eg2ControllerValue) {
234     EGInfo eg;
235     eg.Attack = (pRegion->EG2ControllerAttackInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerAttackInfluence) * eg2ControllerValue : 1.0;
236     eg.Decay = (pRegion->EG2ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerDecayInfluence) * eg2ControllerValue : 1.0;
237     eg.Release = (pRegion->EG2ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerReleaseInfluence) * eg2ControllerValue : 1.0;
238 persson 830
239 iliev 2015 return eg;
240     }
241 schoenebeck 53
242 iliev 2015 void Voice::InitLFO1() {
243     uint16_t lfo1_internal_depth;
244     switch (pRegion->LFO1Controller) {
245     case ::gig::lfo1_ctrl_internal:
246     lfo1_internal_depth = pRegion->LFO1InternalDepth;
247     pLFO1->ExtController = 0; // no external controller
248     bLFO1Enabled = (lfo1_internal_depth > 0);
249     break;
250     case ::gig::lfo1_ctrl_modwheel:
251     lfo1_internal_depth = 0;
252     pLFO1->ExtController = 1; // MIDI controller 1
253     bLFO1Enabled = (pRegion->LFO1ControlDepth > 0);
254     break;
255     case ::gig::lfo1_ctrl_breath:
256     lfo1_internal_depth = 0;
257     pLFO1->ExtController = 2; // MIDI controller 2
258     bLFO1Enabled = (pRegion->LFO1ControlDepth > 0);
259     break;
260     case ::gig::lfo1_ctrl_internal_modwheel:
261     lfo1_internal_depth = pRegion->LFO1InternalDepth;
262     pLFO1->ExtController = 1; // MIDI controller 1
263     bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0);
264     break;
265     case ::gig::lfo1_ctrl_internal_breath:
266     lfo1_internal_depth = pRegion->LFO1InternalDepth;
267     pLFO1->ExtController = 2; // MIDI controller 2
268     bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0);
269     break;
270     default:
271     lfo1_internal_depth = 0;
272     pLFO1->ExtController = 0; // no external controller
273     bLFO1Enabled = false;
274 schoenebeck 53 }
275 iliev 2015 if (bLFO1Enabled) {
276     pLFO1->trigger(pRegion->LFO1Frequency,
277     start_level_min,
278     lfo1_internal_depth,
279     pRegion->LFO1ControlDepth,
280     pRegion->LFO1FlipPhase,
281     pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
282 schoenebeck 3118 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 schoenebeck 53 }
286 iliev 2015 }
287 schoenebeck 53
288 iliev 2015 void Voice::InitLFO2() {
289     uint16_t lfo2_internal_depth;
290     switch (pRegion->LFO2Controller) {
291     case ::gig::lfo2_ctrl_internal:
292     lfo2_internal_depth = pRegion->LFO2InternalDepth;
293     pLFO2->ExtController = 0; // no external controller
294     bLFO2Enabled = (lfo2_internal_depth > 0);
295     break;
296     case ::gig::lfo2_ctrl_modwheel:
297     lfo2_internal_depth = 0;
298     pLFO2->ExtController = 1; // MIDI controller 1
299     bLFO2Enabled = (pRegion->LFO2ControlDepth > 0);
300     break;
301     case ::gig::lfo2_ctrl_foot:
302     lfo2_internal_depth = 0;
303     pLFO2->ExtController = 4; // MIDI controller 4
304     bLFO2Enabled = (pRegion->LFO2ControlDepth > 0);
305     break;
306     case ::gig::lfo2_ctrl_internal_modwheel:
307     lfo2_internal_depth = pRegion->LFO2InternalDepth;
308     pLFO2->ExtController = 1; // MIDI controller 1
309     bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0);
310     break;
311     case ::gig::lfo2_ctrl_internal_foot:
312     lfo2_internal_depth = pRegion->LFO2InternalDepth;
313     pLFO2->ExtController = 4; // MIDI controller 4
314     bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0);
315     break;
316     default:
317     lfo2_internal_depth = 0;
318     pLFO2->ExtController = 0; // no external controller
319     bLFO2Enabled = false;
320 schoenebeck 53 }
321 iliev 2015 if (bLFO2Enabled) {
322     pLFO2->trigger(pRegion->LFO2Frequency,
323     start_level_max,
324     lfo2_internal_depth,
325     pRegion->LFO2ControlDepth,
326     pRegion->LFO2FlipPhase,
327     pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
328 schoenebeck 3118 pLFO2->updateByMIDICtrlValue(pLFO2->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO2->ExtController] : 0);
329 schoenebeck 3360 pLFO2->setScriptDepthFactor(pNote->Override.CutoffLFODepth);
330     pLFO2->setScriptFrequencyFactor(pNote->Override.CutoffLFOFreq, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
331 schoenebeck 53 }
332     }
333    
334 iliev 2015 void Voice::InitLFO3() {
335     uint16_t lfo3_internal_depth;
336     switch (pRegion->LFO3Controller) {
337     case ::gig::lfo3_ctrl_internal:
338     lfo3_internal_depth = pRegion->LFO3InternalDepth;
339     pLFO3->ExtController = 0; // no external controller
340     bLFO3Enabled = (lfo3_internal_depth > 0);
341 schoenebeck 53 break;
342 iliev 2015 case ::gig::lfo3_ctrl_modwheel:
343     lfo3_internal_depth = 0;
344     pLFO3->ExtController = 1; // MIDI controller 1
345     bLFO3Enabled = (pRegion->LFO3ControlDepth > 0);
346 schoenebeck 53 break;
347 iliev 2015 case ::gig::lfo3_ctrl_aftertouch:
348     lfo3_internal_depth = 0;
349 schoenebeck 3017 pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH;
350 iliev 2015 bLFO3Enabled = true;
351 schoenebeck 53 break;
352 iliev 2015 case ::gig::lfo3_ctrl_internal_modwheel:
353     lfo3_internal_depth = pRegion->LFO3InternalDepth;
354     pLFO3->ExtController = 1; // MIDI controller 1
355     bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0);
356     break;
357     case ::gig::lfo3_ctrl_internal_aftertouch:
358     lfo3_internal_depth = pRegion->LFO3InternalDepth;
359 schoenebeck 3017 pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH;
360 iliev 2015 bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0);
361     break;
362     default:
363     lfo3_internal_depth = 0;
364     pLFO3->ExtController = 0; // no external controller
365     bLFO3Enabled = false;
366 schoenebeck 53 }
367 iliev 2015 if (bLFO3Enabled) {
368     pLFO3->trigger(pRegion->LFO3Frequency,
369     start_level_mid,
370     lfo3_internal_depth,
371     pRegion->LFO3ControlDepth,
372     false,
373     pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
374 schoenebeck 3118 pLFO3->updateByMIDICtrlValue(pLFO3->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO3->ExtController] : 0);
375     pLFO3->setScriptDepthFactor(pNote->Override.PitchLFODepth);
376     pLFO3->setScriptFrequencyFactor(pNote->Override.PitchLFOFreq, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
377 schoenebeck 738 }
378     }
379 persson 2055
380 iliev 2015 float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) {
381     float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity);
382     if (pRegion->VCFKeyboardTracking) {
383 schoenebeck 2879 cutoff *= RTMath::CentsToFreqRatioUnlimited((MIDIKey() - pRegion->VCFKeyboardTrackingBreakpoint) * 100);
384 schoenebeck 53 }
385 iliev 2015 return cutoff;
386 schoenebeck 738 }
387 schoenebeck 53
388 iliev 2015 float Voice::CalculateFinalCutoff(float cutoffBase) {
389     int cvalue;
390     if (VCFCutoffCtrl.controller) {
391     cvalue = GetGigEngineChannel()->ControllerTable[VCFCutoffCtrl.controller];
392     if (pRegion->VCFCutoffControllerInvert) cvalue = 127 - cvalue;
393     // VCFVelocityScale in this case means Minimum cutoff
394     if (cvalue < pRegion->VCFVelocityScale) cvalue = pRegion->VCFVelocityScale;
395 schoenebeck 53 }
396 iliev 2015 else {
397     cvalue = pRegion->VCFCutoff;
398 persson 1748 }
399 iliev 2015 float fco = cutoffBase * float(cvalue);
400     if (fco > 127.0f) fco = 127.0f;
401 persson 796
402 iliev 2015 return fco;
403     }
404 persson 768
405 iliev 2015 uint8_t Voice::GetVCFCutoffCtrl() {
406     uint8_t ctrl;
407     switch (pRegion->VCFCutoffController) {
408     case ::gig::vcf_cutoff_ctrl_modwheel:
409     ctrl = 1;
410     break;
411     case ::gig::vcf_cutoff_ctrl_effect1:
412     ctrl = 12;
413     break;
414     case ::gig::vcf_cutoff_ctrl_effect2:
415     ctrl = 13;
416     break;
417     case ::gig::vcf_cutoff_ctrl_breath:
418     ctrl = 2;
419     break;
420     case ::gig::vcf_cutoff_ctrl_foot:
421     ctrl = 4;
422     break;
423     case ::gig::vcf_cutoff_ctrl_sustainpedal:
424     ctrl = 64;
425     break;
426     case ::gig::vcf_cutoff_ctrl_softpedal:
427     ctrl = 67;
428     break;
429     case ::gig::vcf_cutoff_ctrl_genpurpose7:
430     ctrl = 82;
431     break;
432     case ::gig::vcf_cutoff_ctrl_genpurpose8:
433     ctrl = 83;
434     break;
435     case ::gig::vcf_cutoff_ctrl_aftertouch:
436 schoenebeck 3017 ctrl = CTRL_TABLE_IDX_AFTERTOUCH;
437 iliev 2015 break;
438     case ::gig::vcf_cutoff_ctrl_none:
439     default:
440     ctrl = 0;
441     break;
442 schoenebeck 53 }
443    
444 iliev 2015 return ctrl;
445 schoenebeck 829 }
446    
447 iliev 2015 uint8_t Voice::GetVCFResonanceCtrl() {
448     uint8_t ctrl;
449     switch (pRegion->VCFResonanceController) {
450     case ::gig::vcf_res_ctrl_genpurpose3:
451     ctrl = 18;
452     break;
453     case ::gig::vcf_res_ctrl_genpurpose4:
454     ctrl = 19;
455     break;
456     case ::gig::vcf_res_ctrl_genpurpose5:
457     ctrl = 80;
458     break;
459     case ::gig::vcf_res_ctrl_genpurpose6:
460     ctrl = 81;
461     break;
462     case ::gig::vcf_res_ctrl_none:
463     default:
464     ctrl = 0;
465 schoenebeck 53 }
466    
467 iliev 2015 return ctrl;
468 schoenebeck 239 }
469    
470 persson 2055 void Voice::TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) {
471 schoenebeck 3328 EG1.setStateOptions(
472     pRegion->EG1Options.AttackCancel,
473     pRegion->EG1Options.AttackHoldCancel,
474     pRegion->EG1Options.Decay1Cancel,
475     pRegion->EG1Options.Decay2Cancel,
476     pRegion->EG1Options.ReleaseCancel
477     );
478 persson 2203 EG1.trigger(pRegion->EG1PreAttack,
479 persson 2408 RTMath::Max(pRegion->EG1Attack, 0.0316) * egInfo.Attack,
480 persson 2203 pRegion->EG1Hold,
481     pRegion->EG1Decay1 * egInfo.Decay * velrelease,
482     pRegion->EG1Decay2 * egInfo.Decay * velrelease,
483     pRegion->EG1InfiniteSustain,
484 schoenebeck 3316 pRegion->EG1Sustain * (pNote ? pNote->Override.Sustain : 1.f),
485 persson 2408 RTMath::Max(pRegion->EG1Release * velrelease, 0.014) * egInfo.Release,
486 persson 2055 velocityAttenuation,
487     sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
488     }
489 persson 2114
490 persson 2175 void Voice::TriggerEG2(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) {
491 schoenebeck 3328 EG2.setStateOptions(
492     pRegion->EG2Options.AttackCancel,
493     pRegion->EG2Options.AttackHoldCancel,
494     pRegion->EG2Options.Decay1Cancel,
495     pRegion->EG2Options.Decay2Cancel,
496     pRegion->EG2Options.ReleaseCancel
497     );
498 persson 2175 EG2.trigger(uint(RgnInfo.EG2PreAttack),
499     RgnInfo.EG2Attack * egInfo.Attack,
500     false,
501     RgnInfo.EG2Decay1 * egInfo.Decay * velrelease,
502     RgnInfo.EG2Decay2 * egInfo.Decay * velrelease,
503     RgnInfo.EG2InfiniteSustain,
504     uint(RgnInfo.EG2Sustain),
505     RgnInfo.EG2Release * egInfo.Release * velrelease,
506     velocityAttenuation,
507     sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
508     }
509    
510 persson 2114 void Voice::ProcessGroupEvent(RTList<Event>::Iterator& itEvent) {
511 persson 2837 dmsg(4,("Voice %p processGroupEvents event type=%d", (void*)this, itEvent->Type));
512 persson 2114
513     // TODO: The SustainPedal condition could be wrong, maybe the
514     // check should be if this Voice is in release stage or is a
515     // release sample instead. Need to test this in GSt.
516 schoenebeck 2396 // -- Andreas
517     //
518     // Commented sustain pedal check out. I don't think voices of the same
519     // note should be stopped at all, because it doesn't sound naturally
520     // with a drumkit.
521     // -- Christian, 2013-01-08
522 schoenebeck 2879 if (itEvent->Param.Note.Key != HostKey() /*||
523 schoenebeck 2396 !GetGigEngineChannel()->SustainPedal*/) {
524 persson 2837 dmsg(4,("Voice %p - kill", (void*)this));
525 persson 2114
526     // kill the voice fast
527     pEG1->enterFadeOutStage();
528     }
529     }
530    
531 persson 2327 void Voice::CalculateFadeOutCoeff(float FadeOutTime, float SampleRate) {
532     EG1.CalculateFadeOutCoeff(FadeOutTime, SampleRate);
533     }
534    
535 persson 2382 int Voice::CalculatePan(uint8_t pan) {
536     int p;
537     // Gst behaviour: -64 and 63 are special cases
538     if (RgnInfo.Pan == -64) p = pan * 2 - 127;
539     else if (RgnInfo.Pan == 63) p = pan * 2;
540     else p = pan + RgnInfo.Pan;
541    
542     if (p < 0) return 0;
543     if (p > 127) return 127;
544     return p;
545     }
546    
547 schoenebeck 3444 release_trigger_t Voice::GetReleaseTriggerFlags() {
548 schoenebeck 3448 release_trigger_t flags =
549     (pRegion->NoNoteOffReleaseTrigger) ?
550     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
551 schoenebeck 3444 switch (pRegion->SustainReleaseTrigger) {
552     case ::gig::sust_rel_trg_none:
553     break;
554     case ::gig::sust_rel_trg_maxvelocity:
555     flags |= release_trigger_sustain_maxvelocity;
556     break;
557     case ::gig::sust_rel_trg_keyvelocity:
558     flags |= release_trigger_sustain_keyvelocity;
559     break;
560     }
561     return flags;
562     }
563    
564 schoenebeck 53 }} // namespace LinuxSampler::gig

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