1 |
/*************************************************************************** |
2 |
* * |
3 |
* LinuxSampler - modular, streaming capable sampler * |
4 |
* * |
5 |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
6 |
* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
7 |
* 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 * |
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 |
#include "../../common/Features.h" |
27 |
#include "Synthesizer.h" |
28 |
#include "Profiler.h" |
29 |
#include "Engine.h" |
30 |
#include "EngineChannel.h" |
31 |
|
32 |
#include "Voice.h" |
33 |
|
34 |
namespace LinuxSampler { namespace gig { |
35 |
|
36 |
// sanity checks: fromGigLfoWave() assumes equally mapped enums |
37 |
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 |
|
46 |
// 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 |
Voice::Voice() { |
53 |
pEngine = NULL; |
54 |
pEG1 = &EG1; |
55 |
pEG2 = &EG2; |
56 |
} |
57 |
|
58 |
Voice::~Voice() { |
59 |
} |
60 |
|
61 |
EngineChannel* Voice::GetGigEngineChannel() { |
62 |
return static_cast<EngineChannel*>(pEngineChannel); |
63 |
} |
64 |
|
65 |
void Voice::SetEngine(LinuxSampler::Engine* pEngine) { |
66 |
Engine* engine = static_cast<Engine*>(pEngine); |
67 |
this->pEngine = engine; |
68 |
this->pDiskThread = engine->pDiskThread; |
69 |
dmsg(6,("Voice::SetEngine()\n")); |
70 |
} |
71 |
|
72 |
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 |
si.TotalFrameCount = (uint)pSample->SamplesTotal; |
79 |
|
80 |
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 |
|
86 |
return si; |
87 |
} |
88 |
|
89 |
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 |
|
96 |
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 |
|
104 |
ri.EG3Attack = pRegion->EG3Attack; |
105 |
ri.EG3Depth = pRegion->EG3Depth; |
106 |
ri.VCFEnabled = pRegion->VCFEnabled; |
107 |
ri.VCFType = Filter::vcf_type_t(pRegion->VCFType); |
108 |
ri.VCFResonance = pRegion->VCFResonance; |
109 |
|
110 |
ri.ReleaseTriggerDecay = 0.01053 * (256 >> pRegion->ReleaseTriggerDecay); |
111 |
|
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 |
} |
142 |
} |
143 |
|
144 |
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 |
void Voice::ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) { |
157 |
int ccvalue = itEvent->Param.CC.Value; |
158 |
if (VCFCutoffCtrl.value == ccvalue) return; |
159 |
VCFCutoffCtrl.value = ccvalue; |
160 |
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 |
|
165 |
VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of fFinalCutoff next time |
166 |
fFinalCutoff = cutoff; |
167 |
} |
168 |
|
169 |
double Voice::CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity) { |
170 |
float crossfadeVolume; |
171 |
switch (pRegion->AttenuationController.type) { |
172 |
case ::gig::attenuation_ctrl_t::type_channelaftertouch: |
173 |
crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[128])]; |
174 |
break; |
175 |
case ::gig::attenuation_ctrl_t::type_velocity: |
176 |
crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(MIDIKeyVelocity)]; |
177 |
break; |
178 |
case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate |
179 |
crossfadeVolume = Engine::CrossfadeCurve[CrossfadeAttenuation(GetGigEngineChannel()->ControllerTable[pRegion->AttenuationController.controller_number])]; |
180 |
break; |
181 |
case ::gig::attenuation_ctrl_t::type_none: // no crossfade defined |
182 |
default: |
183 |
crossfadeVolume = 1.0f; |
184 |
} |
185 |
|
186 |
return crossfadeVolume; |
187 |
} |
188 |
|
189 |
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 |
} |
205 |
if (pRegion->EG1ControllerInvert) eg1controllervalue = 127 - eg1controllervalue; |
206 |
|
207 |
return eg1controllervalue; |
208 |
} |
209 |
|
210 |
Voice::EGInfo Voice::CalculateEG1ControllerInfluence(double eg1ControllerValue) { |
211 |
EGInfo eg; |
212 |
// (eg1attack is different from the others) |
213 |
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 |
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 |
|
225 |
return eg; |
226 |
} |
227 |
|
228 |
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 |
} |
244 |
if (pRegion->EG2ControllerInvert) eg2controllervalue = 127 - eg2controllervalue; |
245 |
|
246 |
return eg2controllervalue; |
247 |
} |
248 |
|
249 |
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 |
|
255 |
return eg; |
256 |
} |
257 |
|
258 |
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 |
} |
291 |
if (bLFO1Enabled) { |
292 |
pLFO1->trigger(fromGigLfoWave(pRegion->LFO1WaveForm), |
293 |
pRegion->LFO1Frequency, |
294 |
pRegion->LFO1Phase, |
295 |
LFO::start_level_mid, // see https://sourceforge.net/p/linuxsampler/mailman/linuxsampler-devel/thread/2189307.cNP0Xbctxq%40silver/#msg36774029 |
296 |
lfo1_internal_depth, |
297 |
pRegion->LFO1ControlDepth, |
298 |
pRegion->LFO1FlipPhase, |
299 |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
300 |
pLFO1->updateByMIDICtrlValue(pLFO1->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO1->ExtController] : 0); |
301 |
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 |
} |
314 |
} |
315 |
|
316 |
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 |
} |
349 |
if (bLFO2Enabled) { |
350 |
pLFO2->trigger(fromGigLfoWave(pRegion->LFO2WaveForm), |
351 |
pRegion->LFO2Frequency, |
352 |
pRegion->LFO2Phase, |
353 |
LFO::start_level_mid, // see https://sourceforge.net/p/linuxsampler/mailman/linuxsampler-devel/thread/2189307.cNP0Xbctxq%40silver/#msg36774029 |
354 |
lfo2_internal_depth, |
355 |
pRegion->LFO2ControlDepth, |
356 |
pRegion->LFO2FlipPhase, |
357 |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
358 |
pLFO2->updateByMIDICtrlValue(pLFO2->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO2->ExtController] : 0); |
359 |
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 |
} |
368 |
} |
369 |
|
370 |
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 |
break; |
378 |
case ::gig::lfo3_ctrl_modwheel: |
379 |
lfo3_internal_depth = 0; |
380 |
pLFO3->ExtController = 1; // MIDI controller 1 |
381 |
bLFO3Enabled = (pRegion->LFO3ControlDepth > 0); |
382 |
break; |
383 |
case ::gig::lfo3_ctrl_aftertouch: |
384 |
lfo3_internal_depth = 0; |
385 |
pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH; |
386 |
bLFO3Enabled = true; |
387 |
break; |
388 |
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 |
pLFO3->ExtController = CTRL_TABLE_IDX_AFTERTOUCH; |
396 |
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 |
} |
403 |
if (bLFO3Enabled) { |
404 |
pLFO3->trigger(fromGigLfoWave(pRegion->LFO3WaveForm), |
405 |
pRegion->LFO3Frequency, |
406 |
pRegion->LFO3Phase, |
407 |
LFO::start_level_max, // see https://sourceforge.net/p/linuxsampler/mailman/linuxsampler-devel/thread/2189307.cNP0Xbctxq%40silver/#msg36774029 |
408 |
lfo3_internal_depth, |
409 |
pRegion->LFO3ControlDepth, |
410 |
pRegion->LFO3FlipPhase, |
411 |
pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
412 |
pLFO3->updateByMIDICtrlValue(pLFO3->ExtController ? GetGigEngineChannel()->ControllerTable[pLFO3->ExtController] : 0); |
413 |
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 |
} |
422 |
} |
423 |
|
424 |
float Voice::CalculateCutoffBase(uint8_t MIDIKeyVelocity) { |
425 |
float cutoff = pRegion->GetVelocityCutoff(MIDIKeyVelocity); |
426 |
if (pRegion->VCFKeyboardTracking) { |
427 |
cutoff *= RTMath::CentsToFreqRatioUnlimited((MIDIKey() - pRegion->VCFKeyboardTrackingBreakpoint) * 100); |
428 |
} |
429 |
return cutoff; |
430 |
} |
431 |
|
432 |
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 |
} |
440 |
else { |
441 |
cvalue = pRegion->VCFCutoff; |
442 |
} |
443 |
float fco = cutoffBase * float(cvalue); |
444 |
if (fco > 127.0f) fco = 127.0f; |
445 |
|
446 |
return fco; |
447 |
} |
448 |
|
449 |
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 |
ctrl = CTRL_TABLE_IDX_AFTERTOUCH; |
481 |
break; |
482 |
case ::gig::vcf_cutoff_ctrl_none: |
483 |
default: |
484 |
ctrl = 0; |
485 |
break; |
486 |
} |
487 |
|
488 |
return ctrl; |
489 |
} |
490 |
|
491 |
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 |
} |
510 |
|
511 |
return ctrl; |
512 |
} |
513 |
|
514 |
void Voice::TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { |
515 |
EG1.setStateOptions( |
516 |
pRegion->EG1Options.AttackCancel, |
517 |
pRegion->EG1Options.AttackHoldCancel, |
518 |
pRegion->EG1Options.Decay1Cancel, |
519 |
pRegion->EG1Options.Decay2Cancel, |
520 |
pRegion->EG1Options.ReleaseCancel |
521 |
); |
522 |
EG1.trigger(pRegion->EG1PreAttack, |
523 |
(pNote && pNote->Override.Attack.isFinal()) ? |
524 |
pNote->Override.Attack.Value : |
525 |
RTMath::Max(pRegion->EG1Attack, 0.0316) * egInfo.Attack, |
526 |
pRegion->EG1Hold, |
527 |
(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 |
pRegion->EG1InfiniteSustain, |
534 |
(pNote && pNote->Override.Sustain.Final) ? |
535 |
uint(pNote->Override.Sustain.Value * 1000.f) : |
536 |
pRegion->EG1Sustain * (pNote ? pNote->Override.Sustain.Value : 1.f), |
537 |
(pNote && pNote->Override.Release.isFinal()) ? |
538 |
pNote->Override.Release.Value : |
539 |
RTMath::Max(pRegion->EG1Release * velrelease, 0.014) * egInfo.Release, |
540 |
velocityAttenuation, |
541 |
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
542 |
} |
543 |
|
544 |
void Voice::TriggerEG2(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { |
545 |
EG2.setStateOptions( |
546 |
pRegion->EG2Options.AttackCancel, |
547 |
pRegion->EG2Options.AttackHoldCancel, |
548 |
pRegion->EG2Options.Decay1Cancel, |
549 |
pRegion->EG2Options.Decay2Cancel, |
550 |
pRegion->EG2Options.ReleaseCancel |
551 |
); |
552 |
EG2.trigger(uint(RgnInfo.EG2PreAttack), |
553 |
(pNote && pNote->Override.CutoffAttack.isFinal()) ? |
554 |
pNote->Override.CutoffAttack.Value : |
555 |
RgnInfo.EG2Attack * egInfo.Attack, |
556 |
false, |
557 |
(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 |
RgnInfo.EG2InfiniteSustain, |
564 |
(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 |
velocityAttenuation, |
571 |
sampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
572 |
} |
573 |
|
574 |
void Voice::ProcessGroupEvent(RTList<Event>::Iterator& itEvent) { |
575 |
dmsg(4,("Voice %p processGroupEvents event type=%d", (void*)this, itEvent->Type)); |
576 |
|
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 |
// -- 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 |
if (itEvent->Param.Note.Key != HostKey() /*|| |
587 |
!GetGigEngineChannel()->SustainPedal*/) { |
588 |
dmsg(4,("Voice %p - kill", (void*)this)); |
589 |
|
590 |
// kill the voice fast |
591 |
pEG1->enterFadeOutStage(); |
592 |
} |
593 |
} |
594 |
|
595 |
void Voice::CalculateFadeOutCoeff(float FadeOutTime, float SampleRate) { |
596 |
EG1.CalculateFadeOutCoeff(FadeOutTime, SampleRate); |
597 |
} |
598 |
|
599 |
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 |
release_trigger_t Voice::GetReleaseTriggerFlags() { |
612 |
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 |
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 |
}} // namespace LinuxSampler::gig |