/[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 3628 - (hide annotations) (download)
Sat Oct 5 14:37:31 2019 UTC (4 years, 6 months ago) by schoenebeck
File size: 29560 byte(s) 
Fixed issues with recently added compile-time sanity checks.
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 schoenebeck 3626 // sanity checks: fromGigLfoWave() assumes equally mapped enums
37 schoenebeck 3628 static_assert(int64_t(::gig::lfo_wave_sine) == int64_t(LFO::wave_sine),
38     "enum LFO::wave_t not equally value mapped to libgig's enum ::gig::lfo_wave_t");
39     static_assert(int64_t(::gig::lfo_wave_triangle) == int64_t(LFO::wave_triangle),
40     "enum LFO::wave_t not equally value mapped to libgig's enum ::gig::lfo_wave_t");
41     static_assert(int64_t(::gig::lfo_wave_saw) == int64_t(LFO::wave_saw),
42     "enum LFO::wave_t not equally value mapped to libgig's enum ::gig::lfo_wave_t");
43     static_assert(int64_t(::gig::lfo_wave_square) == int64_t(LFO::wave_square),
44     "enum LFO::wave_t not equally value mapped to libgig's enum ::gig::lfo_wave_t");
45 schoenebeck 3626
46 schoenebeck 3625 // converts ::gig::lfo_wave_t (libgig) -> LFO::wave_t (LinuxSampler)
47     inline LFO::wave_t fromGigLfoWave(::gig::lfo_wave_t wave) {
48     // simply assuming equally mapped enums on both sides
49     return static_cast<LFO::wave_t>(wave);
50     }
51    
52 schoenebeck 53 Voice::Voice() {
53 persson 2055 pEngine = NULL;
54     pEG1 = &EG1;
55 persson 2175 pEG2 = &EG2;
56 schoenebeck 53 }
57    
58     Voice::~Voice() {
59     }
60    
61 iliev 2015 EngineChannel* Voice::GetGigEngineChannel() {
62     return static_cast<EngineChannel*>(pEngineChannel);
63     }
64    
65 iliev 2012 void Voice::SetEngine(LinuxSampler::Engine* pEngine) {
66     Engine* engine = static_cast<Engine*>(pEngine);
67     this->pEngine = engine;
68     this->pDiskThread = engine->pDiskThread;
69 schoenebeck 64 dmsg(6,("Voice::SetEngine()\n"));
70 schoenebeck 53 }
71    
72 iliev 2015 Voice::SampleInfo Voice::GetSampleInfo() {
73     SampleInfo si;
74     si.SampleRate = pSample->SamplesPerSecond;
75     si.ChannelCount = pSample->Channels;
76     si.FrameSize = pSample->FrameSize;
77     si.BitDepth = pSample->BitDepth;
78 schoenebeck 3054 si.TotalFrameCount = (uint)pSample->SamplesTotal;
79 schoenebeck 669
80 iliev 2015 si.HasLoops = pRegion->SampleLoops;
81     si.LoopStart = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopStart : 0;
82     si.LoopLength = (si.HasLoops) ? pRegion->pSampleLoops[0].LoopLength : 0;
83     si.LoopPlayCount = pSample->LoopPlayCount;
84     si.Unpitched = !pRegion->PitchTrack;
85 schoenebeck 53
86 iliev 2015 return si;
87     }
88 schoenebeck 53
89 iliev 2015 Voice::RegionInfo Voice::GetRegionInfo() {
90     RegionInfo ri;
91     ri.UnityNote = pRegion->UnityNote;
92     ri.FineTune = pRegion->FineTune;
93     ri.Pan = pRegion->Pan;
94     ri.SampleStartOffset = pRegion->SampleStartOffset;
95 persson 630
96 iliev 2015 ri.EG2PreAttack = pRegion->EG2PreAttack;
97     ri.EG2Attack = pRegion->EG2Attack;
98     ri.EG2Decay1 = pRegion->EG2Decay1;
99     ri.EG2Decay2 = pRegion->EG2Decay2;
100     ri.EG2Sustain = pRegion->EG2Sustain;
101     ri.EG2InfiniteSustain = pRegion->EG2InfiniteSustain;
102     ri.EG2Release = pRegion->EG2Release;
103 persson 630
104 iliev 2015 ri.EG3Attack = pRegion->EG3Attack;
105     ri.EG3Depth = pRegion->EG3Depth;
106     ri.VCFEnabled = pRegion->VCFEnabled;
107 persson 2175 ri.VCFType = Filter::vcf_type_t(pRegion->VCFType);
108 iliev 2015 ri.VCFResonance = pRegion->VCFResonance;
109    
110 persson 2061 ri.ReleaseTriggerDecay = 0.01053 * (256 >> pRegion->ReleaseTriggerDecay);
111 iliev 2015
112     return ri;
113     }
114    
115     Voice::InstrumentInfo Voice::GetInstrumentInfo() {
116     InstrumentInfo ii;
117     ii.FineTune = GetGigEngineChannel()->pInstrument->FineTune;
118     ii.PitchbendRange = GetGigEngineChannel()->pInstrument->PitchbendRange;
119    
120     return ii;
121     }
122    
123     double Voice::GetSampleAttenuation() {
124     return pRegion->SampleAttenuation;
125     }
126    
127     double Voice::GetVelocityAttenuation(uint8_t MIDIKeyVelocity) {
128     return pRegion->GetVelocityAttenuation(MIDIKeyVelocity);
129     }
130    
131     double Voice::GetVelocityRelease(uint8_t MIDIKeyVelocity) {
132     return pRegion->GetVelocityRelease(MIDIKeyVelocity);
133     }
134    
135     void Voice::ProcessCCEvent(RTList<Event>::Iterator& itEvent) {
136     if (itEvent->Type == Event::type_control_change && itEvent->Param.CC.Controller) { // if (valid) MIDI control change event
137     if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange &&
138     itEvent->Param.CC.Controller == pRegion->AttenuationController.controller_number) {
139     CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]);
140     }
141 persson 630 }
142 iliev 2015 }
143 persson 630
144 schoenebeck 2559 void Voice::ProcessChannelPressureEvent(RTList<Event>::Iterator& itEvent) {
145     if (itEvent->Type == Event::type_channel_pressure) { // if (valid) MIDI channel pressure (aftertouch) event
146     if (pRegion->AttenuationController.type == ::gig::attenuation_ctrl_t::type_channelaftertouch) {
147     CrossfadeSmoother.update(AbstractEngine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.ChannelPressure.Value)]);
148     }
149     }
150     }
151    
152     void Voice::ProcessPolyphonicKeyPressureEvent(RTList<Event>::Iterator& itEvent) {
153     // Not used so far
154     }
155    
156 iliev 2015 void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) {
157     int ccvalue = itEvent->Param.CC.Value;
158     if (VCFCutoffCtrl.value == ccvalue) return;
159 persson 2175 VCFCutoffCtrl.value = ccvalue;
160 iliev 2015 if (pRegion->VCFCutoffControllerInvert) ccvalue = 127 - ccvalue;
161     if (ccvalue < pRegion->VCFVelocityScale) ccvalue = pRegion->VCFVelocityScale;
162     float cutoff = CutoffBase * float(ccvalue);
163     if (cutoff > 127.0f) cutoff = 127.0f;
164 schoenebeck 319
165 iliev 2015 VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time
166     fFinalCutoff = cutoff;
167     }
168    
169     double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) {
170 persson 832 float crossfadeVolume;
171 iliev 2015 switch (pRegion->AttenuationController.type) {
172 schoenebeck 236 case ::gig::attenuation_ctrl_t::type_channelaftertouch:
173 iliev 2015 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[128])];
174 schoenebeck 236 break;
175     case ::gig::attenuation_ctrl_t::type_velocity:
176 iliev 2015 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(MIDIKeyVelocity)];
177 schoenebeck 236 break;
178     case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate
179 iliev 2015 crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[pRegion->AttenuationController.controller_number])];
180 schoenebeck 236 break;
181     case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined
182     default:
183 persson 832 crossfadeVolume = 1.0f;
184 schoenebeck 236 }
185    
186 iliev 2015 return crossfadeVolume;
187     }
188 schoenebeck 245
189 iliev 2015 double Voice::GetEG1ControllerValue(uint8_t MIDIKeyVelocity) {
190     double eg1controllervalue = 0;
191     switch (pRegion->EG1Controller.type) {
192     case ::gig::eg1_ctrl_t::type_none: // no controller defined
193     eg1controllervalue = 0;
194     break;
195     case ::gig::eg1_ctrl_t::type_channelaftertouch:
196     eg1controllervalue = GetGigEngineChannel()->ControllerTable[128];
197     break;
198     case ::gig::eg1_ctrl_t::type_velocity:
199     eg1controllervalue = MIDIKeyVelocity;
200     break;
201     case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller
202     eg1controllervalue = GetGigEngineChannel()->ControllerTable[pRegion->EG1Controller.controller_number];
203     break;
204 schoenebeck 53 }
205 iliev 2015 if (pRegion->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue;
206 schoenebeck 53
207 iliev 2015 return eg1controllervalue;
208     }
209 persson 1700
210 iliev 2015 Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) {
211     EGInfo eg;
212     // (eg1attack is different from the others)
213 persson 2408 if (pRegion->EG1Attack < 1e-8 && // attack in gig == 0
214     (pRegion->EG1ControllerAttackInfluence == 0 ||
215     eg1ControllerValue <= 10)) { // strange GSt special case
216     eg.Attack = 0; // this will force the attack to be 0 in the call to EG1.trigger
217     } else {
218     eg.Attack = (pRegion->EG1ControllerAttackInfluence) ?
219     1 + 0.031 * (double) (pRegion->EG1ControllerAttackInfluence == 1 ?
220     1 : 1 << pRegion->EG1ControllerAttackInfluence) * eg1ControllerValue : 1.0;
221     }
222 iliev 2015 eg.Decay = (pRegion->EG1ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerDecayInfluence) * eg1ControllerValue : 1.0;
223     eg.Release = (pRegion->EG1ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG1ControllerReleaseInfluence) * eg1ControllerValue : 1.0;
224 persson 1700
225 iliev 2015 return eg;
226     }
227 schoenebeck 53
228 iliev 2015 double Voice::GetEG2ControllerValue(uint8_t MIDIKeyVelocity) {
229     double eg2controllervalue = 0;
230     switch (pRegion->EG2Controller.type) {
231     case ::gig::eg2_ctrl_t::type_none: // no controller defined
232     eg2controllervalue = 0;
233     break;
234     case ::gig::eg2_ctrl_t::type_channelaftertouch:
235     eg2controllervalue = GetGigEngineChannel()->ControllerTable[128];
236     break;
237     case ::gig::eg2_ctrl_t::type_velocity:
238     eg2controllervalue = MIDIKeyVelocity;
239     break;
240     case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller
241     eg2controllervalue = GetGigEngineChannel()->ControllerTable[pRegion->EG2Controller.controller_number];
242     break;
243 schoenebeck 53 }
244 iliev 2015 if (pRegion->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue;
245 schoenebeck 53
246 iliev 2015 return eg2controllervalue;
247     }
248 schoenebeck 53
249 iliev 2015 Voice::EGInfo Voice::CalculateEG2ControllerInfluence(double eg2ControllerValue) {
250     EGInfo eg;
251     eg.Attack = (pRegion->EG2ControllerAttackInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerAttackInfluence) * eg2ControllerValue : 1.0;
252     eg.Decay = (pRegion->EG2ControllerDecayInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerDecayInfluence) * eg2ControllerValue : 1.0;
253     eg.Release = (pRegion->EG2ControllerReleaseInfluence) ? 1 + 0.00775 * (double) (1 << pRegion->EG2ControllerReleaseInfluence) * eg2ControllerValue : 1.0;
254 persson 830
255 iliev 2015 return eg;
256     }
257 schoenebeck 53
258 iliev 2015 void Voice::InitLFO1() {
259     uint16_t lfo1_internal_depth;
260     switch (pRegion->LFO1Controller) {
261     case ::gig::lfo1_ctrl_internal:
262     lfo1_internal_depth = pRegion->LFO1InternalDepth;
263     pLFO1->ExtController = 0; // no external controller
264     bLFO1Enabled = (lfo1_internal_depth > 0);
265     break;
266     case ::gig::lfo1_ctrl_modwheel:
267     lfo1_internal_depth = 0;
268     pLFO1->ExtController = 1; // MIDI controller 1
269     bLFO1Enabled = (pRegion->LFO1ControlDepth > 0);
270     break;
271     case ::gig::lfo1_ctrl_breath:
272     lfo1_internal_depth = 0;
273     pLFO1->ExtController = 2; // MIDI controller 2
274     bLFO1Enabled = (pRegion->LFO1ControlDepth > 0);
275     break;
276     case ::gig::lfo1_ctrl_internal_modwheel:
277     lfo1_internal_depth = pRegion->LFO1InternalDepth;
278     pLFO1->ExtController = 1; // MIDI controller 1
279     bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0);
280     break;
281     case ::gig::lfo1_ctrl_internal_breath:
282     lfo1_internal_depth = pRegion->LFO1InternalDepth;
283     pLFO1->ExtController = 2; // MIDI controller 2
284     bLFO1Enabled = (lfo1_internal_depth > 0 || pRegion->LFO1ControlDepth > 0);
285     break;
286     default:
287     lfo1_internal_depth = 0;
288     pLFO1->ExtController = 0; // no external controller
289     bLFO1Enabled = false;
290 schoenebeck 53 }
291 iliev 2015 if (bLFO1Enabled) {
292 schoenebeck 3625 pLFO1->trigger(fromGigLfoWave(pRegion->LFO1WaveForm),
293     pRegion->LFO1Frequency,
294     pRegion->LFO1Phase,
295 schoenebeck 3615 LFO::start_level_mid, // see https://sourceforge.net/p/linuxsampler/mailman/linuxsampler-devel/thread/2189307.cNP0Xbctxq%40silver/#msg36774029
296 iliev 2015 lfo1_internal_depth,
297     pRegion->LFO1ControlDepth,
298     pRegion->LFO1FlipPhase,
299     pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
300 schoenebeck 3118 pLFO1->updateByMIDICtrlValue(pLFO1->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO1->ExtController] : 0);
301 schoenebeck 3561 pLFO1->setScriptDepthFactor(
302     pNote->Override.AmpLFODepth.Value,
303     pNote->Override.AmpLFODepth.Final
304     );
305     if (pNote->Override.AmpLFOFreq.isFinal())
306     pLFO1->setScriptFrequencyFinal(
307     pNote->Override.AmpLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE
308     );
309     else
310     pLFO1->setScriptFrequencyFactor(
311     pNote->Override.AmpLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE
312     );
313 schoenebeck 53 }
314 iliev 2015 }
315 schoenebeck 53
316 iliev 2015 void Voice::InitLFO2() {
317     uint16_t lfo2_internal_depth;
318     switch (pRegion->LFO2Controller) {
319     case ::gig::lfo2_ctrl_internal:
320     lfo2_internal_depth = pRegion->LFO2InternalDepth;
321     pLFO2->ExtController = 0; // no external controller
322     bLFO2Enabled = (lfo2_internal_depth > 0);
323     break;
324     case ::gig::lfo2_ctrl_modwheel:
325     lfo2_internal_depth = 0;
326     pLFO2->ExtController = 1; // MIDI controller 1
327     bLFO2Enabled = (pRegion->LFO2ControlDepth > 0);
328     break;
329     case ::gig::lfo2_ctrl_foot:
330     lfo2_internal_depth = 0;
331     pLFO2->ExtController = 4; // MIDI controller 4
332     bLFO2Enabled = (pRegion->LFO2ControlDepth > 0);
333     break;
334     case ::gig::lfo2_ctrl_internal_modwheel:
335     lfo2_internal_depth = pRegion->LFO2InternalDepth;
336     pLFO2->ExtController = 1; // MIDI controller 1
337     bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0);
338     break;
339     case ::gig::lfo2_ctrl_internal_foot:
340     lfo2_internal_depth = pRegion->LFO2InternalDepth;
341     pLFO2->ExtController = 4; // MIDI controller 4
342     bLFO2Enabled = (lfo2_internal_depth > 0 || pRegion->LFO2ControlDepth > 0);
343     break;
344     default:
345     lfo2_internal_depth = 0;
346     pLFO2->ExtController = 0; // no external controller
347     bLFO2Enabled = false;
348 schoenebeck 53 }
349 iliev 2015 if (bLFO2Enabled) {
350 schoenebeck 3625 pLFO2->trigger(fromGigLfoWave(pRegion->LFO2WaveForm),
351     pRegion->LFO2Frequency,
352     pRegion->LFO2Phase,
353 schoenebeck 3615 LFO::start_level_mid, // see https://sourceforge.net/p/linuxsampler/mailman/linuxsampler-devel/thread/2189307.cNP0Xbctxq%40silver/#msg36774029
354 iliev 2015 lfo2_internal_depth,
355     pRegion->LFO2ControlDepth,
356     pRegion->LFO2FlipPhase,
357     pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
358 schoenebeck 3118 pLFO2->updateByMIDICtrlValue(pLFO2->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO2->ExtController] : 0);
359 schoenebeck 3561 pLFO2->setScriptDepthFactor(
360     pNote->Override.CutoffLFODepth.Value,
361     pNote->Override.CutoffLFODepth.Final
362     );
363     if (pNote->Override.CutoffLFOFreq.isFinal())
364     pLFO2->setScriptFrequencyFinal(pNote->Override.CutoffLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
365     else
366     pLFO2->setScriptFrequencyFactor(pNote->Override.CutoffLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
367 schoenebeck 53 }
368     }
369    
370 iliev 2015 void Voice::InitLFO3() {
371     uint16_t lfo3_internal_depth;
372     switch (pRegion->LFO3Controller) {
373     case ::gig::lfo3_ctrl_internal:
374     lfo3_internal_depth = pRegion->LFO3InternalDepth;
375     pLFO3->ExtController = 0; // no external controller
376     bLFO3Enabled = (lfo3_internal_depth > 0);
377 schoenebeck 53 break;
378 iliev 2015 case ::gig::lfo3_ctrl_modwheel:
379     lfo3_internal_depth = 0;
380     pLFO3->ExtController = 1; // MIDI controller 1
381     bLFO3Enabled = (pRegion->LFO3ControlDepth > 0);
382 schoenebeck 53 break;
383 iliev 2015 case ::gig::lfo3_ctrl_aftertouch:
384     lfo3_internal_depth = 0;
385 schoenebeck 3017 pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH;
386 iliev 2015 bLFO3Enabled = true;
387 schoenebeck 53 break;
388 iliev 2015 case ::gig::lfo3_ctrl_internal_modwheel:
389     lfo3_internal_depth = pRegion->LFO3InternalDepth;
390     pLFO3->ExtController = 1; // MIDI controller 1
391     bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0);
392     break;
393     case ::gig::lfo3_ctrl_internal_aftertouch:
394     lfo3_internal_depth = pRegion->LFO3InternalDepth;
395 schoenebeck 3017 pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH;
396 iliev 2015 bLFO3Enabled = (lfo3_internal_depth > 0 || pRegion->LFO3ControlDepth > 0);
397     break;
398     default:
399     lfo3_internal_depth = 0;
400     pLFO3->ExtController = 0; // no external controller
401     bLFO3Enabled = false;
402 schoenebeck 53 }
403 iliev 2015 if (bLFO3Enabled) {
404 schoenebeck 3625 pLFO3->trigger(fromGigLfoWave(pRegion->LFO3WaveForm),
405     pRegion->LFO3Frequency,
406     pRegion->LFO3Phase,
407 schoenebeck 3615 LFO::start_level_max, // see https://sourceforge.net/p/linuxsampler/mailman/linuxsampler-devel/thread/2189307.cNP0Xbctxq%40silver/#msg36774029
408 iliev 2015 lfo3_internal_depth,
409     pRegion->LFO3ControlDepth,
410 schoenebeck 3625 pRegion->LFO3FlipPhase,
411 iliev 2015 pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
412 schoenebeck 3118 pLFO3->updateByMIDICtrlValue(pLFO3->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO3->ExtController] : 0);
413 schoenebeck 3561 pLFO3->setScriptDepthFactor(
414     pNote->Override.PitchLFODepth.Value,
415     pNote->Override.PitchLFODepth.Final
416     );
417     if (pNote->Override.PitchLFOFreq.isFinal())
418     pLFO3->setScriptFrequencyFinal(pNote->Override.PitchLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
419     else
420     pLFO3->setScriptFrequencyFactor(pNote->Override.PitchLFOFreq.Value, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
421 schoenebeck 738 }
422     }
423 persson 2055
424 iliev 2015 float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) {
425     float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity);
426     if (pRegion->VCFKeyboardTracking) {
427 schoenebeck 2879 cutoff *= RTMath::CentsToFreqRatioUnlimited((MIDIKey() - pRegion->VCFKeyboardTrackingBreakpoint) * 100);
428 schoenebeck 53 }
429 iliev 2015 return cutoff;
430 schoenebeck 738 }
431 schoenebeck 53
432 iliev 2015 float Voice::CalculateFinalCutoff(float cutoffBase) {
433     int cvalue;
434     if (VCFCutoffCtrl.controller) {
435     cvalue = GetGigEngineChannel()->ControllerTable[VCFCutoffCtrl.controller];
436     if (pRegion->VCFCutoffControllerInvert) cvalue = 127 - cvalue;
437     // VCFVelocityScale in this case means Minimum cutoff
438     if (cvalue < pRegion->VCFVelocityScale) cvalue = pRegion->VCFVelocityScale;
439 schoenebeck 53 }
440 iliev 2015 else {
441     cvalue = pRegion->VCFCutoff;
442 persson 1748 }
443 iliev 2015 float fco = cutoffBase * float(cvalue);
444     if (fco > 127.0f) fco = 127.0f;
445 persson 796
446 iliev 2015 return fco;
447     }
448 persson 768
449 iliev 2015 uint8_t Voice::GetVCFCutoffCtrl() {
450     uint8_t ctrl;
451     switch (pRegion->VCFCutoffController) {
452     case ::gig::vcf_cutoff_ctrl_modwheel:
453     ctrl = 1;
454     break;
455     case ::gig::vcf_cutoff_ctrl_effect1:
456     ctrl = 12;
457     break;
458     case ::gig::vcf_cutoff_ctrl_effect2:
459     ctrl = 13;
460     break;
461     case ::gig::vcf_cutoff_ctrl_breath:
462     ctrl = 2;
463     break;
464     case ::gig::vcf_cutoff_ctrl_foot:
465     ctrl = 4;
466     break;
467     case ::gig::vcf_cutoff_ctrl_sustainpedal:
468     ctrl = 64;
469     break;
470     case ::gig::vcf_cutoff_ctrl_softpedal:
471     ctrl = 67;
472     break;
473     case ::gig::vcf_cutoff_ctrl_genpurpose7:
474     ctrl = 82;
475     break;
476     case ::gig::vcf_cutoff_ctrl_genpurpose8:
477     ctrl = 83;
478     break;
479     case ::gig::vcf_cutoff_ctrl_aftertouch:
480 schoenebeck 3017 ctrl = CTRL_TABLE_IDX_AFTERTOUCH;
481 iliev 2015 break;
482     case ::gig::vcf_cutoff_ctrl_none:
483     default:
484     ctrl = 0;
485     break;
486 schoenebeck 53 }
487    
488 iliev 2015 return ctrl;
489 schoenebeck 829 }
490    
491 iliev 2015 uint8_t Voice::GetVCFResonanceCtrl() {
492     uint8_t ctrl;
493     switch (pRegion->VCFResonanceController) {
494     case ::gig::vcf_res_ctrl_genpurpose3:
495     ctrl = 18;
496     break;
497     case ::gig::vcf_res_ctrl_genpurpose4:
498     ctrl = 19;
499     break;
500     case ::gig::vcf_res_ctrl_genpurpose5:
501     ctrl = 80;
502     break;
503     case ::gig::vcf_res_ctrl_genpurpose6:
504     ctrl = 81;
505     break;
506     case ::gig::vcf_res_ctrl_none:
507     default:
508     ctrl = 0;
509 schoenebeck 53 }
510    
511 iliev 2015 return ctrl;
512 schoenebeck 239 }
513    
514 persson 2055 void Voice::TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) {
515 schoenebeck 3328 EG1.setStateOptions(
516     pRegion->EG1Options.AttackCancel,
517     pRegion->EG1Options.AttackHoldCancel,
518     pRegion->EG1Options.Decay1Cancel,
519     pRegion->EG1Options.Decay2Cancel,
520     pRegion->EG1Options.ReleaseCancel
521     );
522 persson 2203 EG1.trigger(pRegion->EG1PreAttack,
523 schoenebeck 3588 (pNote && pNote->Override.Attack.isFinal()) ?
524     pNote->Override.Attack.Value :
525     RTMath::Max(pRegion->EG1Attack, 0.0316) * egInfo.Attack,
526 persson 2203 pRegion->EG1Hold,
527 schoenebeck 3588 (pNote && pNote->Override.Decay.isFinal()) ?
528     pNote->Override.Decay.Value :
529     pRegion->EG1Decay1 * egInfo.Decay * velrelease,
530     (pNote && pNote->Override.Decay.isFinal()) ?
531     pNote->Override.Decay.Value :
532     pRegion->EG1Decay2 * egInfo.Decay * velrelease,
533 persson 2203 pRegion->EG1InfiniteSustain,
534 schoenebeck 3561 (pNote && pNote->Override.Sustain.Final) ?
535 schoenebeck 3588 uint(pNote->Override.Sustain.Value * 1000.f) :
536 schoenebeck 3561 pRegion->EG1Sustain * (pNote ? pNote->Override.Sustain.Value : 1.f),
537 schoenebeck 3588 (pNote && pNote->Override.Release.isFinal()) ?
538     pNote->Override.Release.Value :
539     RTMath::Max(pRegion->EG1Release * velrelease, 0.014) * egInfo.Release,
540 persson 2055 velocityAttenuation,
541     sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
542     }
543 persson 2114
544 persson 2175 void Voice::TriggerEG2(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) {
545 schoenebeck 3328 EG2.setStateOptions(
546     pRegion->EG2Options.AttackCancel,
547     pRegion->EG2Options.AttackHoldCancel,
548     pRegion->EG2Options.Decay1Cancel,
549     pRegion->EG2Options.Decay2Cancel,
550     pRegion->EG2Options.ReleaseCancel
551     );
552 persson 2175 EG2.trigger(uint(RgnInfo.EG2PreAttack),
553 schoenebeck 3588 (pNote && pNote->Override.CutoffAttack.isFinal()) ?
554     pNote->Override.CutoffAttack.Value :
555     RgnInfo.EG2Attack * egInfo.Attack,
556 persson 2175 false,
557 schoenebeck 3588 (pNote && pNote->Override.CutoffDecay.isFinal()) ?
558     pNote->Override.CutoffDecay.Value :
559     RgnInfo.EG2Decay1 * egInfo.Decay * velrelease,
560     (pNote && pNote->Override.CutoffDecay.isFinal()) ?
561     pNote->Override.CutoffDecay.Value :
562     RgnInfo.EG2Decay2 * egInfo.Decay * velrelease,
563 persson 2175 RgnInfo.EG2InfiniteSustain,
564 schoenebeck 3588 (pNote && pNote->Override.CutoffSustain.Final) ?
565     uint(pNote->Override.CutoffSustain.Value * 1000.f) :
566     uint(RgnInfo.EG2Sustain),
567     (pNote && pNote->Override.CutoffRelease.isFinal()) ?
568     pNote->Override.CutoffRelease.Value :
569     RgnInfo.EG2Release * egInfo.Release * velrelease,
570 persson 2175 velocityAttenuation,
571     sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE);
572     }
573    
574 persson 2114 void Voice::ProcessGroupEvent(RTList<Event>::Iterator& itEvent) {
575 persson 2837 dmsg(4,("Voice %p processGroupEvents event type=%d", (void*)this, itEvent->Type));
576 persson 2114
577     // TODO: The SustainPedal condition could be wrong, maybe the
578     // check should be if this Voice is in release stage or is a
579     // release sample instead. Need to test this in GSt.
580 schoenebeck 2396 // -- Andreas
581     //
582     // Commented sustain pedal check out. I don't think voices of the same
583     // note should be stopped at all, because it doesn't sound naturally
584     // with a drumkit.
585     // -- Christian, 2013-01-08
586 schoenebeck 2879 if (itEvent->Param.Note.Key != HostKey() /*||
587 schoenebeck 2396 !GetGigEngineChannel()->SustainPedal*/) {
588 persson 2837 dmsg(4,("Voice %p - kill", (void*)this));
589 persson 2114
590     // kill the voice fast
591     pEG1->enterFadeOutStage();
592     }
593     }
594    
595 persson 2327 void Voice::CalculateFadeOutCoeff(float FadeOutTime, float SampleRate) {
596     EG1.CalculateFadeOutCoeff(FadeOutTime, SampleRate);
597     }
598    
599 persson 2382 int Voice::CalculatePan(uint8_t pan) {
600     int p;
601     // Gst behaviour: -64 and 63 are special cases
602     if (RgnInfo.Pan == -64) p = pan * 2 - 127;
603     else if (RgnInfo.Pan == 63) p = pan * 2;
604     else p = pan + RgnInfo.Pan;
605    
606     if (p < 0) return 0;
607     if (p > 127) return 127;
608     return p;
609     }
610    
611 schoenebeck 3444 release_trigger_t Voice::GetReleaseTriggerFlags() {
612 schoenebeck 3448 release_trigger_t flags =
613     (pRegion->NoNoteOffReleaseTrigger) ?
614     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
615 schoenebeck 3444 switch (pRegion->SustainReleaseTrigger) {
616     case ::gig::sust_rel_trg_none:
617     break;
618     case ::gig::sust_rel_trg_maxvelocity:
619     flags |= release_trigger_sustain_maxvelocity;
620     break;
621     case ::gig::sust_rel_trg_keyvelocity:
622     flags |= release_trigger_sustain_keyvelocity;
623     break;
624     }
625     return flags;
626     }
627    
628 schoenebeck 53 }} // namespace LinuxSampler::gig
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