/[svn]/linuxsampler/trunk/src/engines/sfz/SfzSignalUnitRack.cpp
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Contents of /linuxsampler/trunk/src/engines/sfz/SfzSignalUnitRack.cpp

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Revision 2238 - (show annotations) (download)
Fri Aug 12 17:30:47 2011 UTC (12 years, 8 months ago) by iliev
File size: 35978 byte(s) 
* bugfix: sfz engine was using enormous amount of memory
* bumped version to 1.0.0.cvs14
1 /***************************************************************************
2 * *
3 * LinuxSampler - modular, streaming capable sampler *
4 * *
5 * Copyright (C) 2011 Grigor Iliev *
6 * *
7 * This program is free software; you can redistribute it and/or modify *
8 * it under the terms of the GNU General Public License as published by *
9 * the Free Software Foundation; either version 2 of the License, or *
10 * (at your option) any later version. *
11 * *
12 * This program is distributed in the hope that it will be useful, *
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15 * GNU General Public License for more details. *
16 * *
17 * You should have received a copy of the GNU General Public License *
18 * along with this program; if not, write to the Free Software *
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
20 * MA 02111-1307 USA *
21 ***************************************************************************/
22
23 #include "SfzSignalUnitRack.h"
24 #include "Voice.h"
25 #include <SF.h>
26
27 namespace LinuxSampler { namespace sfz {
28
29 SfzSignalUnit::SfzSignalUnit(SfzSignalUnitRack* rack): SignalUnit(rack), pVoice(rack->pVoice) {
30
31 }
32
33 double SfzSignalUnit::GetSampleRate() {
34 return pVoice->GetSampleRate() / CONFIG_DEFAULT_SUBFRAGMENT_SIZE;
35 }
36
37 float SfzSignalUnit::GetInfluence(ArrayList< ::sfz::CC>& cc) {
38 float f = 0;
39 for (int i = 0; i < cc.size(); i++) {
40 int val = pVoice->GetControllerValue(cc[i].Controller);
41 f += (val / 127.0f) * cc[i].Influence;
42 }
43 return f;
44 }
45
46 void XFInCCUnit::SetCrossFadeCCs(::sfz::Array<int>& loCCs, ::sfz::Array<int>& hiCCs) {
47 RemoveAllCCs();
48
49 for (int cc = 0; cc < 128; cc++) {
50 if (loCCs[cc] == 0 && hiCCs[cc] == 0) continue;
51 int i = loCCs[cc];
52 int j = hiCCs[cc];
53 if (j == 0) j = 127;
54 i += j << 8; // workaround to keep both values in the Influence parameter
55 AddCC(cc, i);
56 }
57 }
58
59 void XFInCCUnit::Calculate() {
60 float l = 1;
61
62 for (int i = 0; i < Ctrls.size(); i++) {
63 float c = 1;
64 int influence = Ctrls[i].Influence;
65 int lo = influence & 0xff;
66 int hi = influence >> 8;
67 if (Ctrls[i].Value <= lo) {
68 c = 0;
69 } else if (Ctrls[i].Value >= hi) {
70 c = 1;
71 } else {
72 float xfVelSize = hi - lo;
73 float velPos = Ctrls[i].Value - lo;
74 c = velPos / xfVelSize;
75 if (pVoice->pRegion->xf_cccurve == ::sfz::POWER) {
76 c = sin(c * M_PI / 2.0);
77 }
78 }
79
80 l *= c;
81 }
82
83 if (Level != l) {
84 Level = l;
85 if (pListener != NULL) pListener->ValueChanged(this);
86 }
87 }
88
89
90 void XFOutCCUnit::Calculate() {
91 float l = 1;
92
93 for (int i = 0; i < Ctrls.size(); i++) {
94 float c = 1;
95 int influence = Ctrls[i].Influence;
96 int lo = influence & 0xff;
97 int hi = influence >> 8;
98 if (Ctrls[i].Value >= hi) {
99 c = 0;
100 } else if (Ctrls[i].Value <= lo) {
101 c = 1;
102 } else {
103 float xfVelSize = hi - lo;
104 float velPos = Ctrls[i].Value - lo;
105 c = 1.0f - velPos / xfVelSize;
106 if (pVoice->pRegion->xf_cccurve == ::sfz::POWER) {
107 c = sin(c * M_PI / 2.0);
108 }
109 }
110
111 l *= c;
112 }
113
114 if (Level != l) {
115 Level = l;
116 if (pListener != NULL) pListener->ValueChanged(this);
117 }
118 }
119
120
121 EGv2Unit::EGv2Unit(SfzSignalUnitRack* rack)
122 : EGUnit< ::LinuxSampler::sfz::EG>(rack), suAmpOnCC(rack), suVolOnCC(rack),
123 suPitchOnCC(rack), suCutoffOnCC(rack), suResOnCC(rack), suPanOnCC(rack)
124 { }
125
126 void EGv2Unit::Trigger() {
127 egInfo = *pEGInfo;
128 for (int i = 0; i < egInfo.node.size(); i++) {
129 float f = GetInfluence(egInfo.node[i].level_oncc);
130 egInfo.node[i].level = std::min(egInfo.node[i].level + f, 1.0f);
131
132 f = GetInfluence(egInfo.node[i].time_oncc);
133 egInfo.node[i].time = std::min(egInfo.node[i].time + f, 100.0f);
134 }
135 EG.trigger(egInfo, GetSampleRate(), pVoice->MIDIVelocity);
136 }
137
138
139 void PitchEGUnit::Trigger() {
140 ::sfz::Region* const pRegion = pVoice->pRegion;
141 depth = pRegion->pitcheg_depth;
142
143 // the length of the decay and release curves are dependent on the velocity
144 const double velrelease = 1 / pVoice->GetVelocityRelease(pVoice->MIDIVelocity);
145
146 // set the delay trigger
147 uiDelayTrigger = (pRegion->pitcheg_delay + pRegion->pitcheg_vel2delay * velrelease) * GetSampleRate();
148
149 EG.trigger(uint(pRegion->pitcheg_start * 10),
150 std::max(0.0, pRegion->pitcheg_attack + pRegion->pitcheg_vel2attack * velrelease),
151 std::max(0.0, pRegion->pitcheg_hold + pRegion->pitcheg_vel2hold * velrelease),
152 std::max(0.0, pRegion->pitcheg_decay + pRegion->pitcheg_vel2decay * velrelease),
153 uint(std::min(std::max(0.0, 10 * (pRegion->pitcheg_sustain + pRegion->pitcheg_vel2sustain * velrelease)), 1000.0)),
154 std::max(0.0, pRegion->pitcheg_release + pRegion->pitcheg_vel2release * velrelease),
155 GetSampleRate());
156 }
157
158
159 void FilEGUnit::Trigger() {
160 ::sfz::Region* const pRegion = pVoice->pRegion;
161 depth = pRegion->fileg_depth;
162
163 // the length of the decay and release curves are dependent on the velocity
164 const double velrelease = 1 / pVoice->GetVelocityRelease(pVoice->MIDIVelocity);
165
166 // set the delay trigger
167 uiDelayTrigger = (pRegion->fileg_delay + pRegion->fileg_vel2delay * velrelease) * GetSampleRate();
168
169 EG.trigger(uint(pRegion->fileg_start * 10),
170 std::max(0.0, pRegion->fileg_attack + pRegion->fileg_vel2attack * velrelease),
171 std::max(0.0, pRegion->fileg_hold + pRegion->fileg_vel2hold * velrelease),
172 std::max(0.0, pRegion->fileg_decay + pRegion->fileg_vel2decay * velrelease),
173 uint(std::min(std::max(0.0, 10 * (pRegion->fileg_sustain + pRegion->fileg_vel2sustain * velrelease)), 1000.0)),
174 std::max(0.0, pRegion->fileg_release + pRegion->fileg_vel2release * velrelease),
175 GetSampleRate());
176 }
177
178
179 void AmpEGUnit::Trigger() {
180 ::sfz::Region* const pRegion = pVoice->pRegion;
181
182 // the length of the decay and release curves are dependent on the velocity
183 const double velrelease = 1 / pVoice->GetVelocityRelease(pVoice->MIDIVelocity);
184
185 // set the delay trigger
186 float delay = pRegion->ampeg_delay + pRegion->ampeg_vel2delay * velrelease;
187 delay += GetInfluence(pRegion->ampeg_delaycc);
188 uiDelayTrigger = std::max(0.0f, delay) * GetSampleRate();
189
190 float start = (pRegion->ampeg_start + GetInfluence(pRegion->ampeg_startcc)) * 10;
191
192 float attack = pRegion->ampeg_attack + pRegion->ampeg_vel2attack * velrelease;
193 attack = std::max(0.0f, attack + GetInfluence(pRegion->ampeg_attackcc));
194
195 float hold = pRegion->ampeg_hold + pRegion->ampeg_vel2hold * velrelease;
196 hold = std::max(0.0f, hold + GetInfluence(pRegion->ampeg_holdcc));
197
198 float decay = pRegion->ampeg_decay + pRegion->ampeg_vel2decay * velrelease;
199 decay = std::max(0.0f, decay + GetInfluence(pRegion->ampeg_decaycc));
200
201 float sustain = pRegion->ampeg_sustain + pRegion->ampeg_vel2sustain * velrelease;
202 sustain = 10 * (sustain + GetInfluence(pRegion->ampeg_sustaincc));
203
204 float release = pRegion->ampeg_release + pRegion->ampeg_vel2release * velrelease;
205 release = std::max(0.0f, release + GetInfluence(pRegion->ampeg_releasecc));
206
207 EG.trigger (
208 uint(std::min(std::max(0.0f, start), 1000.0f)), attack, hold, decay,
209 uint(std::min(std::max(0.0f, sustain), 1000.0f)), release, GetSampleRate()
210 );
211 }
212
213
214 LFOUnit::LFOUnit(SfzSignalUnitRack* rack)
215 : SfzSignalUnit(rack), pLfoInfo(NULL), pLFO(NULL),
216 suFadeEG(rack), suFreqOnCC(rack, this), suDepthOnCC(rack)
217 { }
218
219 LFOUnit::LFOUnit(const LFOUnit& Unit)
220 : SfzSignalUnit(Unit), suFadeEG(static_cast<SfzSignalUnitRack*>(Unit.pRack)),
221 suFreqOnCC(static_cast<SfzSignalUnitRack*>(Unit.pRack), this),
222 suDepthOnCC(static_cast<SfzSignalUnitRack*>(Unit.pRack))
223 {
224 Copy(Unit);
225 }
226
227 void LFOUnit::Increment() {
228 if (DelayStage()) return;
229
230 SignalUnit::Increment();
231
232 Level = pLFO->Render();
233 if (suFadeEG.Active()) Level *= suFadeEG.GetLevel();
234 }
235
236 void LFOUnit::Trigger() {
237 //reset
238 Level = 0;
239
240 // set the delay trigger
241 uiDelayTrigger = (pLfoInfo->delay + GetInfluence(pLfoInfo->delay_oncc)) * GetSampleRate();
242 if(pLfoInfo->fade != 0 || !pLfoInfo->fade_oncc.empty()) {
243 float f = pLfoInfo->fade;
244 f += GetInfluence(pLfoInfo->fade_oncc);
245
246 if (f != 0) {
247 suFadeEG.uiDelayTrigger = pLfoInfo->delay * GetSampleRate();
248 suFadeEG.EG.trigger(0, f, 0, 0, 1000, 0, GetSampleRate());
249 }
250 }
251 }
252
253 void LFOUnit::ValueChanged(CCSignalUnit* pUnit) {
254 pLFO->SetFrequency(std::max(0.0f, suFreqOnCC.GetLevel() + pLfoInfo->freq), GetSampleRate());
255 }
256
257
258 void LFOv1Unit::Trigger() {
259 LFOUnit::Trigger();
260
261 lfo.trigger (
262 pLfoInfo->freq + suFreqOnCC.GetLevel(),
263 start_level_mid,
264 1, 0, false, GetSampleRate()
265 );
266 lfo.update(0);
267 }
268
269
270 LFOv2Unit::LFOv2Unit(SfzSignalUnitRack* rack)
271 : LFOUnit(rack), lfos(8), lfo0(1200.0f), lfo1(1200.0f), lfo2(1200.0f),
272 lfo3(1200.0f), lfo4(1200.0f), lfo5(1200.0f), lfo6(1200.0f), lfo7(1200.0f),
273 suVolOnCC(rack), suPitchOnCC(rack), suPanOnCC(rack), suCutoffOnCC(rack), suResOnCC(rack)
274 {
275 lfos.add(&lfo0);
276 lfos.add(&lfo1);
277 lfos.add(&lfo2);
278 lfos.add(&lfo3);
279 lfos.add(&lfo4);
280 lfos.add(&lfo5);
281 lfos.add(&lfo6);
282 lfos.add(&lfo7);
283 }
284
285 void LFOv2Unit::Trigger() {
286 LFOUnit::Trigger();
287
288 if (pLfoInfo->wave < 0 || pLfoInfo->wave >= lfos.size()) pLFO = &lfo0;
289 else pLFO = lfos[pLfoInfo->wave];
290
291 pLFO->Trigger (
292 pLfoInfo->freq + suFreqOnCC.GetLevel(),
293 start_level_mid,
294 1, 0, false, GetSampleRate()
295 );
296 pLFO->Update(0);
297
298 float phase = pLfoInfo->phase + GetInfluence(pLfoInfo->phase_oncc);
299 if (phase != 0) pLFO->SetPhase(phase);
300 }
301
302 void AmpLFOUnit::Trigger() {
303 ::sfz::Region* const pRegion = pVoice->pRegion;
304 pLfoInfo->delay = pRegion->amplfo_delay;
305 pLfoInfo->freq = pRegion->amplfo_freq;
306 pLfoInfo->fade = pRegion->amplfo_fade;
307 pLfoInfo->volume = pRegion->amplfo_depth;
308
309 LFOv1Unit::Trigger();
310 }
311
312 void PitchLFOUnit::Trigger() {
313 ::sfz::Region* const pRegion = pVoice->pRegion;
314 pLfoInfo->delay = pRegion->pitchlfo_delay;
315 pLfoInfo->freq = pRegion->pitchlfo_freq;
316 pLfoInfo->fade = pRegion->pitchlfo_fade;
317 pLfoInfo->pitch = pRegion->pitchlfo_depth;
318
319 LFOv1Unit::Trigger();
320 }
321
322 void FilLFOUnit::Trigger() {
323 ::sfz::Region* const pRegion = pVoice->pRegion;
324 pLfoInfo->delay = pRegion->fillfo_delay;
325 pLfoInfo->freq = pRegion->fillfo_freq;
326 pLfoInfo->fade = pRegion->fillfo_fade;
327 pLfoInfo->cutoff = pRegion->fillfo_depth;
328
329 LFOv1Unit::Trigger();
330 }
331
332 CCUnit::CCUnit(SfzSignalUnitRack* rack, Listener* l): CCSignalUnit(rack, l) {
333 pVoice = NULL;
334 }
335
336 void CCUnit::Trigger() {
337 for (int i = 0; i < Ctrls.size(); i++) {
338 Ctrls[i].Value = pVoice->GetControllerValue(Ctrls[i].Controller);
339 if (Ctrls[i].pSmoother != NULL) Ctrls[i].pSmoother->setValue(Ctrls[i].Value);
340 }
341 CCSignalUnit::Trigger();
342 }
343
344 void CCUnit::SetCCs(::sfz::Array<int>& cc) {
345 RemoveAllCCs();
346 for (int i = 0; i < 128; i++) {
347 if (cc[i] != 0) AddCC(i, cc[i]);
348 }
349 }
350
351 void CCUnit::SetCCs(ArrayList< ::sfz::CC>& cc) {
352 RemoveAllCCs();
353 for (int i = 0; i < cc.size(); i++) {
354 if (cc[i].Influence != 0) {
355 short int curve = cc[i].Curve;
356 if (curve >= GetCurveCount()) curve = -1;
357 AddSmoothCC(cc[i].Controller, cc[i].Influence, curve, cc[i].Smooth);
358 }
359 }
360 }
361
362 void CCUnit::AddSmoothCC(uint8_t Controller, float Influence, short int Curve, float Smooth) {
363 AddCC(Controller, Influence, Curve);
364 }
365
366 int CCUnit::GetCurveCount() {
367 return pVoice->pRegion->GetInstrument()->curves.size();
368 }
369
370 ::sfz::Curve* CCUnit::GetCurve(int idx) {
371 return &pVoice->pRegion->GetInstrument()->curves[idx];
372 }
373
374 double CCUnit::GetSampleRate() {
375 return pVoice->GetSampleRate() / CONFIG_DEFAULT_SUBFRAGMENT_SIZE;
376 }
377
378 void SmoothCCUnit::AddSmoothCC(uint8_t Controller, float Influence, short int Curve, float Smooth) {
379 if (Smooth > 0) {
380 if (Smoothers.size() >= Smoothers.capacity()) {
381 std::cerr << "Maximum number of smoothers reached" << std::endl;
382 return;
383 }
384
385 Smoothers.increment().trigger(Smooth / 1000.0f, GetSampleRate());
386 AddCC(Controller, Influence, Curve, &Smoothers[Smoothers.size() - 1]);
387 } else {
388 AddCC(Controller, Influence, Curve);
389 }
390 }
391
392
393 EndpointUnit::EndpointUnit(SfzSignalUnitRack* rack)
394 : EndpointSignalUnit(rack), suXFInCC(rack), suXFOutCC(rack), suPanOnCC(rack), pitchVeltrackRatio(0)
395 {
396
397 }
398
399 SfzSignalUnitRack* const EndpointUnit::GetRack() {
400 return static_cast<SfzSignalUnitRack* const>(pRack);
401 }
402
403 void EndpointUnit::Trigger() {
404 float xfInVelCoeff = 1;
405
406 if (pVoice->MIDIVelocity <= pVoice->pRegion->xfin_lovel) {
407 xfInVelCoeff = 0;
408 } else if (pVoice->MIDIVelocity >= pVoice->pRegion->xfin_hivel) {
409 xfInVelCoeff = 1;
410 } else {
411 float xfVelSize = pVoice->pRegion->xfin_hivel - pVoice->pRegion->xfin_lovel;
412 float velPos = pVoice->MIDIVelocity - pVoice->pRegion->xfin_lovel;
413 xfInVelCoeff = velPos / xfVelSize;
414 if (pVoice->pRegion->xf_velcurve == ::sfz::POWER) {
415 xfInVelCoeff = sin(xfInVelCoeff * M_PI / 2.0);
416 }
417 }
418
419 float xfOutVelCoeff = 1;
420
421 if (pVoice->MIDIVelocity >= pVoice->pRegion->xfout_hivel) {
422 if (pVoice->pRegion->xfout_lovel < 127 /* is set */) xfOutVelCoeff = 0;
423 } else if (pVoice->MIDIVelocity <= pVoice->pRegion->xfout_lovel) {
424 xfOutVelCoeff = 1;
425 } else {
426 float xfVelSize = pVoice->pRegion->xfout_hivel - pVoice->pRegion->xfout_lovel;
427 float velPos = pVoice->MIDIVelocity - pVoice->pRegion->xfout_lovel;
428 xfOutVelCoeff = 1.0f - velPos / xfVelSize;
429 if (pVoice->pRegion->xf_velcurve == ::sfz::POWER) {
430 xfOutVelCoeff = sin(xfOutVelCoeff * M_PI / 2.0);
431 }
432 }
433
434 float xfInKeyCoeff = 1;
435
436 if (pVoice->MIDIKey <= pVoice->pRegion->xfin_lokey) {
437 if (pVoice->pRegion->xfin_hikey > 0 /* is set */) xfInKeyCoeff = 0;
438 } else if (pVoice->MIDIKey >= pVoice->pRegion->xfin_hikey) {
439 xfInKeyCoeff = 1;
440 } else {
441 float xfKeySize = pVoice->pRegion->xfin_hikey - pVoice->pRegion->xfin_lokey;
442 float keyPos = pVoice->MIDIKey - pVoice->pRegion->xfin_lokey;
443 xfInKeyCoeff = keyPos / xfKeySize;
444 if (pVoice->pRegion->xf_keycurve == ::sfz::POWER) {
445 xfInKeyCoeff = sin(xfInKeyCoeff * M_PI / 2.0);
446 }
447 }
448
449 float xfOutKeyCoeff = 1;
450
451 if (pVoice->MIDIKey >= pVoice->pRegion->xfout_hikey) {
452 if (pVoice->pRegion->xfout_lokey < 127 /* is set */) xfOutKeyCoeff = 0;
453 } else if (pVoice->MIDIKey <= pVoice->pRegion->xfout_lokey) {
454 xfOutKeyCoeff = 1;
455 } else {
456 float xfKeySize = pVoice->pRegion->xfout_hikey - pVoice->pRegion->xfout_lokey;
457 float keyPos = pVoice->MIDIKey - pVoice->pRegion->xfout_lokey;
458 xfOutKeyCoeff = 1.0f - keyPos / xfKeySize;
459 if (pVoice->pRegion->xf_keycurve == ::sfz::POWER) {
460 xfOutKeyCoeff = sin(xfOutKeyCoeff * M_PI / 2.0);
461 }
462 }
463
464 xfCoeff = xfInVelCoeff * xfOutVelCoeff * xfInKeyCoeff * xfOutKeyCoeff;
465
466 suXFInCC.SetCrossFadeCCs(pVoice->pRegion->xfin_locc, pVoice->pRegion->xfin_hicc);
467 suXFOutCC.SetCrossFadeCCs(pVoice->pRegion->xfout_locc, pVoice->pRegion->xfout_hicc);
468
469 suPanOnCC.SetCCs(pVoice->pRegion->pan_oncc);
470
471 pitchVeltrackRatio = RTMath::CentsToFreqRatioUnlimited((pVoice->MIDIVelocity / 127.0f) * pVoice->pRegion->pitch_veltrack);
472 }
473
474 bool EndpointUnit::Active() {
475 if (GetRack()->suVolEG.Active()) return true;
476
477 bool b = false;
478 for (int i = 0; i < GetRack()->volEGs.size(); i++) {
479 if (GetRack()->volEGs[i]->Active()) { b = true; break; }
480 }
481
482 return b;
483 }
484
485 float EndpointUnit::GetVolume() {
486 float vol = GetRack()->suVolEG.Active() ? GetRack()->suVolEG.GetLevel() : 0;
487
488 for (int i = 0; i < GetRack()->volEGs.size(); i++) {
489 EGv2Unit* eg = GetRack()->volEGs[i];
490 if (!eg->Active()) continue;
491
492 float dB = eg->suVolOnCC.Active() ? eg->suVolOnCC.GetLevel() : -200;
493 if (dB < -144) dB = eg->pEGInfo->volume;
494 else if (eg->pEGInfo->volume >= -144) dB += eg->pEGInfo->volume;
495
496 float amp = eg->suAmpOnCC.Active() ? eg->suAmpOnCC.GetLevel() : 0;
497 amp = (amp + eg->pEGInfo->amplitude) / 100.0f;
498
499 if (dB >= -144) {
500 if (amp == 0 && eg->suAmpOnCC.GetCCCount() == 0) amp = 1.0f;
501 amp *= ::sf2::ToRatio(dB * 10.0);
502 }
503
504 vol += amp * eg->GetLevel();
505 }
506
507 AmpLFOUnit* u = &(GetRack()->suAmpLFO);
508 CCSignalUnit* u2 = &(GetRack()->suAmpLFO.suDepthOnCC);
509 float f = u2->Active() ? u2->GetLevel() : 0;
510 vol *= u->Active() ? ::sf2::ToRatio((u->GetLevel() * (u->pLfoInfo->volume + f) * 10.0)) : 1;
511
512 vol *= ::sf2::ToRatio(GetRack()->suVolOnCC.GetLevel() * 10.0);
513
514 for (int i = 0; i < GetRack()->volLFOs.size(); i++) {
515 LFOv2Unit* lfo = GetRack()->volLFOs[i];
516 if (!lfo->Active()) continue;
517
518 float f = lfo->suVolOnCC.Active() ? lfo->suVolOnCC.GetLevel() : 0;
519 vol *= ::sf2::ToRatio(lfo->GetLevel() * (lfo->pLfoInfo->volume + f) * 10.0);
520 }
521
522 if (suXFInCC.Active()) vol *= suXFInCC.GetLevel();
523 if (suXFOutCC.Active()) vol *= suXFOutCC.GetLevel();
524 return vol * xfCoeff;
525 }
526
527 float EndpointUnit::GetFilterCutoff() {
528 float val;
529
530 FilLFOUnit* u = &(GetRack()->suFilLFO);
531 CCSignalUnit* u1 = &(GetRack()->suFilLFO.suDepthOnCC);
532 float f = u1->Active() ? u1->GetLevel() : 0;
533 val = u->Active() ? RTMath::CentsToFreqRatioUnlimited(u->GetLevel() * (u->pLfoInfo->cutoff + f)) : 1;
534
535 FilEGUnit* u2 = &(GetRack()->suFilEG);
536 val *= u2->Active() ? RTMath::CentsToFreqRatioUnlimited(u2->GetLevel() * u2->depth) : 1;
537
538 for (int i = 0; i < GetRack()->filEGs.size(); i++) {
539 EGv2Unit* eg = GetRack()->filEGs[i];
540 if (!eg->Active()) continue;
541
542 float f = eg->suCutoffOnCC.Active() ? eg->suCutoffOnCC.GetLevel() : 0;
543 f = eg->GetLevel() * (eg->pEGInfo->cutoff + f);
544 val *= RTMath::CentsToFreqRatioUnlimited(f);
545 }
546
547 for (int i = 0; i < GetRack()->filLFOs.size(); i++) {
548 LFOv2Unit* lfo = GetRack()->filLFOs[i];
549 if (!lfo->Active()) continue;
550
551 float f = lfo->suCutoffOnCC.Active() ? lfo->suCutoffOnCC.GetLevel() : 0;
552 f = lfo->GetLevel() * (lfo->pLfoInfo->cutoff + f);
553 val *= RTMath::CentsToFreqRatioUnlimited(f);
554 }
555
556 return val;
557 }
558
559 float EndpointUnit::CalculateFilterCutoff(float cutoff) {
560 cutoff *= GetFilterCutoff();
561 float maxCutoff = 0.49 * pVoice->GetSampleRate();
562 return cutoff > maxCutoff ? maxCutoff : cutoff;
563 }
564
565 float EndpointUnit::GetPitch() {
566 double p;
567 EGv1Unit* u = &(GetRack()->suPitchEG);
568 p = u->Active() ? RTMath::CentsToFreqRatioUnlimited(u->GetLevel() * u->depth) : 1;
569
570 for (int i = 0; i < GetRack()->pitchEGs.size(); i++) {
571 EGv2Unit* eg = GetRack()->pitchEGs[i];
572 if (!eg->Active()) continue;
573
574 float f = eg->suPitchOnCC.Active() ? eg->suPitchOnCC.GetLevel() : 0;
575 p *= RTMath::CentsToFreqRatioUnlimited(eg->GetLevel() * (eg->pEGInfo->pitch + f));
576 }
577
578 PitchLFOUnit* u2 = &(GetRack()->suPitchLFO);
579 CCSignalUnit* u3 = &(GetRack()->suPitchLFO.suDepthOnCC);
580 float f = u3->Active() ? u3->GetLevel() : 0;
581 p *= u2->Active() ? RTMath::CentsToFreqRatioUnlimited(u2->GetLevel() * (u2->pLfoInfo->pitch + f)) : 1;
582
583 for (int i = 0; i < GetRack()->pitchLFOs.size(); i++) {
584 LFOv2Unit* lfo = GetRack()->pitchLFOs[i];
585 if (!lfo->Active()) continue;
586
587 float f = lfo->suPitchOnCC.Active() ? lfo->suPitchOnCC.GetLevel() : 0;
588 p *= RTMath::CentsToFreqRatioUnlimited(lfo->GetLevel() * (lfo->pLfoInfo->pitch + f));
589 }
590
591 return p * pitchVeltrackRatio;
592 }
593
594 float EndpointUnit::GetResonance() {
595 float val = 0;
596
597 for (int i = 0; i < GetRack()->resEGs.size(); i++) {
598 EGv2Unit* eg = GetRack()->resEGs[i];
599 if (!eg->Active()) continue;
600
601 float f = eg->suResOnCC.Active() ? eg->suResOnCC.GetLevel() : 0;
602 val += eg->GetLevel() * (eg->pEGInfo->resonance + f);
603 }
604
605 for (int i = 0; i < GetRack()->resLFOs.size(); i++) {
606 LFOv2Unit* lfo = GetRack()->resLFOs[i];
607 if (!lfo->Active()) continue;
608
609 float f = lfo->suResOnCC.Active() ? lfo->suResOnCC.GetLevel() : 0;
610 val += lfo->GetLevel() * (lfo->pLfoInfo->resonance + f);
611 }
612
613 return val;
614 }
615
616 float EndpointUnit::GetPan() {
617 float pan = suPanOnCC.Active() ? suPanOnCC.GetLevel() : 0;
618
619 for (int i = 0; i < GetRack()->panEGs.size(); i++) {
620 EGv2Unit* eg = GetRack()->panEGs[i];
621 if (!eg->Active()) continue;
622
623 float f = eg->suPanOnCC.Active() ? eg->suPanOnCC.GetLevel() : 0;
624
625 if (eg->pEGInfo->pan_curve >= 0 && eg->pEGInfo->pan_curve < suPanOnCC.GetCurveCount()) {
626 uint8_t val = eg->GetLevel() * 127;
627 if (val > 127) val = 127;
628 pan += eg->pEGInfo->pan * suPanOnCC.GetCurve(eg->pEGInfo->pan_curve)->v[val] + eg->GetLevel() * f;
629 } else {
630 pan += eg->GetLevel() * (eg->pEGInfo->pan + f);
631 }
632 }
633
634 for (int i = 0; i < GetRack()->panLFOs.size(); i++) {
635 LFOv2Unit* lfo = GetRack()->panLFOs[i];
636 if (!lfo->Active()) continue;
637
638 float f = lfo->suPanOnCC.Active() ? lfo->suPanOnCC.GetLevel() : 0;
639 pan += lfo->GetLevel() * (lfo->pLfoInfo->pan + f);
640 }
641
642 if(pan < -100) return -100;
643 if(pan > 100) return 100;
644
645 return pan;
646 }
647
648
649 SfzSignalUnitRack::SfzSignalUnitRack(Voice* voice)
650 : SignalUnitRack(MaxUnitCount), pVoice(voice), suEndpoint(this), suVolEG(this), suFilEG(this), suPitchEG(this),
651 EGs(maxEgCount), volEGs(maxEgCount), pitchEGs(maxEgCount), filEGs(maxEgCount), resEGs(maxEgCount), panEGs(maxEgCount), suVolOnCC(this),
652 suAmpLFO(this), suPitchLFO(this), suFilLFO(this),
653 LFOs(maxLfoCount), volLFOs(maxLfoCount), pitchLFOs(maxLfoCount),
654 filLFOs(maxLfoCount), resLFOs(maxLfoCount), panLFOs(maxLfoCount)
655 {
656 suEndpoint.pVoice = suEndpoint.suXFInCC.pVoice = suEndpoint.suXFOutCC.pVoice = suEndpoint.suPanOnCC.pVoice = voice;
657 suVolEG.pVoice = suFilEG.pVoice = suPitchEG.pVoice = voice;
658 suAmpLFO.pVoice = suPitchLFO.pVoice = suFilLFO.pVoice = suVolOnCC.pVoice = voice;
659 suPitchLFO.suDepthOnCC.pVoice = suPitchLFO.suFadeEG.pVoice = suPitchLFO.suFreqOnCC.pVoice = voice;
660 suFilLFO.suFadeEG.pVoice = suFilLFO.suDepthOnCC.pVoice = suFilLFO.suFreqOnCC.pVoice = voice;
661 suAmpLFO.suFadeEG.pVoice = suAmpLFO.suDepthOnCC.pVoice = suAmpLFO.suFreqOnCC.pVoice = voice;
662
663 for (int i = 0; i < EGs.capacity(); i++) {
664 EGs[i] = new EGv2Unit(this);
665 EGs[i]->pVoice = voice;
666 EGs[i]->suAmpOnCC.pVoice = voice;
667 EGs[i]->suVolOnCC.pVoice = voice;
668 EGs[i]->suPitchOnCC.pVoice = voice;
669 EGs[i]->suCutoffOnCC.pVoice = voice;
670 EGs[i]->suResOnCC.pVoice = voice;
671 EGs[i]->suPanOnCC.pVoice = voice;
672 }
673
674 for (int i = 0; i < LFOs.capacity(); i++) {
675 LFOs[i] = new LFOv2Unit(this);
676 LFOs[i]->pVoice = voice;
677 LFOs[i]->suFadeEG.pVoice = voice;
678 LFOs[i]->suVolOnCC.pVoice = voice;
679 LFOs[i]->suPitchOnCC.pVoice = voice;
680 LFOs[i]->suFreqOnCC.pVoice = voice;
681 LFOs[i]->suPanOnCC.pVoice = voice;
682 LFOs[i]->suCutoffOnCC.pVoice = voice;
683 LFOs[i]->suResOnCC.pVoice = voice;
684 }
685 }
686
687 SfzSignalUnitRack::~SfzSignalUnitRack() {
688 for (int i = 0; i < EGs.capacity(); i++) {
689 delete EGs[i]; EGs[i] = NULL;
690 }
691
692 for (int i = 0; i < LFOs.capacity(); i++) {
693 delete LFOs[i]; LFOs[i] = NULL;
694 }
695 }
696
697 void SfzSignalUnitRack::Trigger() {
698 EGs.clear();
699 volEGs.clear();
700 pitchEGs.clear();
701 filEGs.clear();
702 resEGs.clear();
703 panEGs.clear();
704
705 LFOs.clear();
706 volLFOs.clear();
707 pitchLFOs.clear();
708 filLFOs.clear();
709 resLFOs.clear();
710 panLFOs.clear();
711
712 ::sfz::Region* const pRegion = pVoice->pRegion;
713
714 suVolOnCC.SetCCs(pRegion->volume_oncc);
715
716 for (int i = 0; i < pRegion->eg.size(); i++) {
717 if (pRegion->eg[i].node.size() == 0) continue;
718
719 if(EGs.size() < EGs.capacity()) {
720 EGv2Unit eg(this);
721 eg.pEGInfo = &(pRegion->eg[i]);
722 EGs.increment()->Copy(eg);
723 EGs[EGs.size() - 1]->suAmpOnCC.SetCCs(pRegion->eg[i].amplitude_oncc);
724 EGs[EGs.size() - 1]->suVolOnCC.SetCCs(pRegion->eg[i].volume_oncc);
725 EGs[EGs.size() - 1]->suPitchOnCC.SetCCs(pRegion->eg[i].pitch_oncc);
726 EGs[EGs.size() - 1]->suCutoffOnCC.SetCCs(pRegion->eg[i].cutoff_oncc);
727 EGs[EGs.size() - 1]->suResOnCC.SetCCs(pRegion->eg[i].resonance_oncc);
728 EGs[EGs.size() - 1]->suPanOnCC.SetCCs(pRegion->eg[i].pan_oncc);
729 } else { std::cerr << "Maximum number of EGs reached!" << std::endl; break; }
730
731 if ( pRegion->eg[i].amplitude > 0 || !pRegion->eg[i].amplitude_oncc.empty() ||
732 pRegion->eg[i].volume > -145 || !pRegion->eg[i].volume_oncc.empty()
733 ) {
734 if(volEGs.size() < volEGs.capacity()) volEGs.add(EGs[EGs.size() - 1]);
735 else std::cerr << "Maximum number of EGs reached!" << std::endl;
736 }
737
738 if (pRegion->eg[i].cutoff != 0 || !pRegion->eg[i].cutoff_oncc.empty()) {
739 if(filEGs.size() < filEGs.capacity()) filEGs.add(EGs[EGs.size() - 1]);
740 else std::cerr << "Maximum number of EGs reached!" << std::endl;
741 }
742
743 if (pRegion->eg[i].resonance != 0 || !pRegion->eg[i].resonance_oncc.empty()) {
744 if(resEGs.size() < resEGs.capacity()) resEGs.add(EGs[EGs.size() - 1]);
745 else std::cerr << "Maximum number of EGs reached!" << std::endl;
746 }
747
748 if (pRegion->eg[i].pitch != 0 || !pRegion->eg[i].pitch_oncc.empty()) {
749 if(pitchEGs.size() < pitchEGs.capacity()) pitchEGs.add(EGs[EGs.size() - 1]);
750 else std::cerr << "Maximum number of EGs reached!" << std::endl;
751 }
752
753 if (pRegion->eg[i].pan != 0 || !pRegion->eg[i].pan_oncc.empty()) {
754 if(panEGs.size() < panEGs.capacity()) panEGs.add(EGs[EGs.size() - 1]);
755 else std::cerr << "Maximum number of EGs reached!" << std::endl;
756 }
757 }
758
759 if (pRegion->ampeg_sustain == -1) {
760 if (volEGs.size() > 0) pRegion->ampeg_sustain = 0;
761 else pRegion->ampeg_sustain = 100;
762 }
763
764 // LFO
765 for (int i = 0; i < pRegion->lfos.size(); i++) {
766 if (pRegion->lfos[i].freq == -1) continue; // Not initialized
767
768 if(LFOs.size() < LFOs.capacity()) {
769 LFOv2Unit lfo(this);
770 lfo.pLfoInfo = &(pRegion->lfos[i]);
771 LFOs.increment()->Copy(lfo);
772 LFOs[LFOs.size() - 1]->suVolOnCC.SetCCs(pRegion->lfos[i].volume_oncc);
773 LFOs[LFOs.size() - 1]->suPitchOnCC.SetCCs(pRegion->lfos[i].pitch_oncc);
774 LFOs[LFOs.size() - 1]->suFreqOnCC.SetCCs(pRegion->lfos[i].freq_oncc);
775 LFOs[LFOs.size() - 1]->suPanOnCC.SetCCs(pRegion->lfos[i].pan_oncc);
776 LFOs[LFOs.size() - 1]->suCutoffOnCC.SetCCs(pRegion->lfos[i].cutoff_oncc);
777 LFOs[LFOs.size() - 1]->suResOnCC.SetCCs(pRegion->lfos[i].resonance_oncc);
778 } else { std::cerr << "Maximum number of LFOs reached!" << std::endl; break; }
779
780 if (pRegion->lfos[i].volume != 0 || !pRegion->lfos[i].volume_oncc.empty()) {
781 if(volLFOs.size() < volLFOs.capacity()) volLFOs.add(LFOs[LFOs.size() - 1]);
782 else std::cerr << "Maximum number of LFOs reached!" << std::endl;
783 }
784
785 if (pRegion->lfos[i].pitch != 0 || !pRegion->lfos[i].pitch_oncc.empty()) {
786 if(pitchLFOs.size() < pitchLFOs.capacity()) pitchLFOs.add(LFOs[LFOs.size() - 1]);
787 else std::cerr << "Maximum number of LFOs reached!" << std::endl;
788 }
789
790 if (pRegion->lfos[i].cutoff != 0 || !pRegion->lfos[i].cutoff_oncc.empty()) {
791 if(filLFOs.size() < filLFOs.capacity()) filLFOs.add(LFOs[LFOs.size() - 1]);
792 else std::cerr << "Maximum number of LFOs reached!" << std::endl;
793 }
794
795 if (pRegion->lfos[i].resonance != 0 || !pRegion->lfos[i].resonance_oncc.empty()) {
796 if(resLFOs.size() < resLFOs.capacity()) resLFOs.add(LFOs[LFOs.size() - 1]);
797 else std::cerr << "Maximum number of LFOs reached!" << std::endl;
798 }
799
800 if (pRegion->lfos[i].pan != 0 || !pRegion->lfos[i].pan_oncc.empty()) {
801 if(panLFOs.size() < panLFOs.capacity()) panLFOs.add(LFOs[LFOs.size() - 1]);
802 else std::cerr << "Maximum number of LFOs reached!" << std::endl;
803 }
804 }
805
806 suPitchLFO.suDepthOnCC.SetCCs(pRegion->pitchlfo_depthcc);
807 suPitchLFO.suFreqOnCC.SetCCs(pRegion->pitchlfo_freqcc);
808
809 suFilLFO.suDepthOnCC.SetCCs(pRegion->fillfo_depthcc);
810 suFilLFO.suFreqOnCC.SetCCs(pRegion->fillfo_freqcc);
811
812 suAmpLFO.suDepthOnCC.SetCCs(pRegion->amplfo_depthcc);
813 suAmpLFO.suFreqOnCC.SetCCs(pRegion->amplfo_freqcc);
814
815 Units.clear();
816
817 Units.add(&suVolOnCC);
818
819 Units.add(&suVolEG);
820 Units.add(&suFilEG);
821 Units.add(&suPitchEG);
822
823 Units.add(&suPitchLFO.suFreqOnCC); // Don't change order! (should be triggered before the LFO)
824 Units.add(&suPitchLFO);
825 Units.add(&suPitchLFO.suDepthOnCC);
826 Units.add(&suPitchLFO.suFadeEG);
827
828 Units.add(&suAmpLFO.suFreqOnCC); // Don't change order! (should be triggered before the LFO)
829 Units.add(&suAmpLFO.suDepthOnCC);
830 Units.add(&suAmpLFO);
831 Units.add(&suAmpLFO.suFadeEG);
832
833 Units.add(&suFilLFO.suFreqOnCC); // Don't change order! (should be triggered before the LFO)
834 Units.add(&suFilLFO.suDepthOnCC);
835 Units.add(&suFilLFO);
836 Units.add(&suFilLFO.suFadeEG);
837
838 for (int i = 0; i < EGs.size(); i++) {
839 Units.add(EGs[i]);
840 Units.add(&(EGs[i]->suAmpOnCC));
841 Units.add(&(EGs[i]->suVolOnCC));
842 Units.add(&(EGs[i]->suPitchOnCC));
843 Units.add(&(EGs[i]->suCutoffOnCC));
844 Units.add(&(EGs[i]->suResOnCC));
845 Units.add(&(EGs[i]->suPanOnCC));
846 }
847
848 for (int i = 0; i < LFOs.size(); i++) {
849 Units.add(&(LFOs[i]->suFreqOnCC)); // Don't change order! (should be triggered before the LFO)
850 Units.add(LFOs[i]);
851 Units.add(&(LFOs[i]->suFadeEG));
852 Units.add(&(LFOs[i]->suVolOnCC));
853 Units.add(&(LFOs[i]->suPitchOnCC));
854 Units.add(&(LFOs[i]->suPanOnCC));
855 Units.add(&(LFOs[i]->suCutoffOnCC));
856 Units.add(&(LFOs[i]->suResOnCC));
857 }
858
859 Units.add(&suEndpoint);
860 Units.add(&suEndpoint.suXFInCC);
861 Units.add(&suEndpoint.suXFOutCC);
862 Units.add(&suEndpoint.suPanOnCC);
863
864 SignalUnitRack::Trigger();
865 }
866
867 EndpointSignalUnit* SfzSignalUnitRack::GetEndpointUnit() {
868 return &suEndpoint;
869 }
870
871 void SfzSignalUnitRack::EnterFadeOutStage() {
872 suVolEG.EG.enterFadeOutStage();
873
874 for (int i = 0; i < volEGs.size(); i++) {
875 volEGs[i]->EG.enterFadeOutStage();
876 }
877 }
878
879 }} // namespace LinuxSampler::sfz
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