/[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 2237 - (show annotations) (download)
Fri Aug 12 13:07:05 2011 UTC (12 years, 8 months ago) by iliev
File size: 35771 byte(s) 
* sfz engine: implemented opcodes pan_onccN, pan_smoothccN,
  pan_curveccN, egN_pan, egN_pan_curve, egN_pan_onccX,
  egN_pan_curveccX, pitch_veltrack
* sfz engine: when failed to parse a sfz file
  print the line number on which the error occurs
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 Smoothers[Controller].trigger(Smooth / 1000.0f, GetSampleRate());
381 AddCC(Controller, Influence, Curve, &Smoothers[Controller]);
382 } else {
383 AddCC(Controller, Influence, Curve);
384 }
385 }
386
387
388 EndpointUnit::EndpointUnit(SfzSignalUnitRack* rack)
389 : EndpointSignalUnit(rack), suXFInCC(rack), suXFOutCC(rack), suPanOnCC(rack), pitchVeltrackRatio(0)
390 {
391
392 }
393
394 SfzSignalUnitRack* const EndpointUnit::GetRack() {
395 return static_cast<SfzSignalUnitRack* const>(pRack);
396 }
397
398 void EndpointUnit::Trigger() {
399 float xfInVelCoeff = 1;
400
401 if (pVoice->MIDIVelocity <= pVoice->pRegion->xfin_lovel) {
402 xfInVelCoeff = 0;
403 } else if (pVoice->MIDIVelocity >= pVoice->pRegion->xfin_hivel) {
404 xfInVelCoeff = 1;
405 } else {
406 float xfVelSize = pVoice->pRegion->xfin_hivel - pVoice->pRegion->xfin_lovel;
407 float velPos = pVoice->MIDIVelocity - pVoice->pRegion->xfin_lovel;
408 xfInVelCoeff = velPos / xfVelSize;
409 if (pVoice->pRegion->xf_velcurve == ::sfz::POWER) {
410 xfInVelCoeff = sin(xfInVelCoeff * M_PI / 2.0);
411 }
412 }
413
414 float xfOutVelCoeff = 1;
415
416 if (pVoice->MIDIVelocity >= pVoice->pRegion->xfout_hivel) {
417 if (pVoice->pRegion->xfout_lovel < 127 /* is set */) xfOutVelCoeff = 0;
418 } else if (pVoice->MIDIVelocity <= pVoice->pRegion->xfout_lovel) {
419 xfOutVelCoeff = 1;
420 } else {
421 float xfVelSize = pVoice->pRegion->xfout_hivel - pVoice->pRegion->xfout_lovel;
422 float velPos = pVoice->MIDIVelocity - pVoice->pRegion->xfout_lovel;
423 xfOutVelCoeff = 1.0f - velPos / xfVelSize;
424 if (pVoice->pRegion->xf_velcurve == ::sfz::POWER) {
425 xfOutVelCoeff = sin(xfOutVelCoeff * M_PI / 2.0);
426 }
427 }
428
429 float xfInKeyCoeff = 1;
430
431 if (pVoice->MIDIKey <= pVoice->pRegion->xfin_lokey) {
432 if (pVoice->pRegion->xfin_hikey > 0 /* is set */) xfInKeyCoeff = 0;
433 } else if (pVoice->MIDIKey >= pVoice->pRegion->xfin_hikey) {
434 xfInKeyCoeff = 1;
435 } else {
436 float xfKeySize = pVoice->pRegion->xfin_hikey - pVoice->pRegion->xfin_lokey;
437 float keyPos = pVoice->MIDIKey - pVoice->pRegion->xfin_lokey;
438 xfInKeyCoeff = keyPos / xfKeySize;
439 if (pVoice->pRegion->xf_keycurve == ::sfz::POWER) {
440 xfInKeyCoeff = sin(xfInKeyCoeff * M_PI / 2.0);
441 }
442 }
443
444 float xfOutKeyCoeff = 1;
445
446 if (pVoice->MIDIKey >= pVoice->pRegion->xfout_hikey) {
447 if (pVoice->pRegion->xfout_lokey < 127 /* is set */) xfOutKeyCoeff = 0;
448 } else if (pVoice->MIDIKey <= pVoice->pRegion->xfout_lokey) {
449 xfOutKeyCoeff = 1;
450 } else {
451 float xfKeySize = pVoice->pRegion->xfout_hikey - pVoice->pRegion->xfout_lokey;
452 float keyPos = pVoice->MIDIKey - pVoice->pRegion->xfout_lokey;
453 xfOutKeyCoeff = 1.0f - keyPos / xfKeySize;
454 if (pVoice->pRegion->xf_keycurve == ::sfz::POWER) {
455 xfOutKeyCoeff = sin(xfOutKeyCoeff * M_PI / 2.0);
456 }
457 }
458
459 xfCoeff = xfInVelCoeff * xfOutVelCoeff * xfInKeyCoeff * xfOutKeyCoeff;
460
461 suXFInCC.SetCrossFadeCCs(pVoice->pRegion->xfin_locc, pVoice->pRegion->xfin_hicc);
462 suXFOutCC.SetCrossFadeCCs(pVoice->pRegion->xfout_locc, pVoice->pRegion->xfout_hicc);
463
464 suPanOnCC.SetCCs(pVoice->pRegion->pan_oncc);
465
466 pitchVeltrackRatio = RTMath::CentsToFreqRatioUnlimited((pVoice->MIDIVelocity / 127.0f) * pVoice->pRegion->pitch_veltrack);
467 }
468
469 bool EndpointUnit::Active() {
470 if (GetRack()->suVolEG.Active()) return true;
471
472 bool b = false;
473 for (int i = 0; i < GetRack()->volEGs.size(); i++) {
474 if (GetRack()->volEGs[i]->Active()) { b = true; break; }
475 }
476
477 return b;
478 }
479
480 float EndpointUnit::GetVolume() {
481 float vol = GetRack()->suVolEG.Active() ? GetRack()->suVolEG.GetLevel() : 0;
482
483 for (int i = 0; i < GetRack()->volEGs.size(); i++) {
484 EGv2Unit* eg = GetRack()->volEGs[i];
485 if (!eg->Active()) continue;
486
487 float dB = eg->suVolOnCC.Active() ? eg->suVolOnCC.GetLevel() : -200;
488 if (dB < -144) dB = eg->pEGInfo->volume;
489 else if (eg->pEGInfo->volume >= -144) dB += eg->pEGInfo->volume;
490
491 float amp = eg->suAmpOnCC.Active() ? eg->suAmpOnCC.GetLevel() : 0;
492 amp = (amp + eg->pEGInfo->amplitude) / 100.0f;
493
494 if (dB >= -144) {
495 if (amp == 0 && eg->suAmpOnCC.GetCCCount() == 0) amp = 1.0f;
496 amp *= ::sf2::ToRatio(dB * 10.0);
497 }
498
499 vol += amp * eg->GetLevel();
500 }
501
502 AmpLFOUnit* u = &(GetRack()->suAmpLFO);
503 CCSignalUnit* u2 = &(GetRack()->suAmpLFO.suDepthOnCC);
504 float f = u2->Active() ? u2->GetLevel() : 0;
505 vol *= u->Active() ? ::sf2::ToRatio((u->GetLevel() * (u->pLfoInfo->volume + f) * 10.0)) : 1;
506
507 vol *= ::sf2::ToRatio(GetRack()->suVolOnCC.GetLevel() * 10.0);
508
509 for (int i = 0; i < GetRack()->volLFOs.size(); i++) {
510 LFOv2Unit* lfo = GetRack()->volLFOs[i];
511 if (!lfo->Active()) continue;
512
513 float f = lfo->suVolOnCC.Active() ? lfo->suVolOnCC.GetLevel() : 0;
514 vol *= ::sf2::ToRatio(lfo->GetLevel() * (lfo->pLfoInfo->volume + f) * 10.0);
515 }
516
517 if (suXFInCC.Active()) vol *= suXFInCC.GetLevel();
518 if (suXFOutCC.Active()) vol *= suXFOutCC.GetLevel();
519 return vol * xfCoeff;
520 }
521
522 float EndpointUnit::GetFilterCutoff() {
523 float val;
524
525 FilLFOUnit* u = &(GetRack()->suFilLFO);
526 CCSignalUnit* u1 = &(GetRack()->suFilLFO.suDepthOnCC);
527 float f = u1->Active() ? u1->GetLevel() : 0;
528 val = u->Active() ? RTMath::CentsToFreqRatioUnlimited(u->GetLevel() * (u->pLfoInfo->cutoff + f)) : 1;
529
530 FilEGUnit* u2 = &(GetRack()->suFilEG);
531 val *= u2->Active() ? RTMath::CentsToFreqRatioUnlimited(u2->GetLevel() * u2->depth) : 1;
532
533 for (int i = 0; i < GetRack()->filEGs.size(); i++) {
534 EGv2Unit* eg = GetRack()->filEGs[i];
535 if (!eg->Active()) continue;
536
537 float f = eg->suCutoffOnCC.Active() ? eg->suCutoffOnCC.GetLevel() : 0;
538 f = eg->GetLevel() * (eg->pEGInfo->cutoff + f);
539 val *= RTMath::CentsToFreqRatioUnlimited(f);
540 }
541
542 for (int i = 0; i < GetRack()->filLFOs.size(); i++) {
543 LFOv2Unit* lfo = GetRack()->filLFOs[i];
544 if (!lfo->Active()) continue;
545
546 float f = lfo->suCutoffOnCC.Active() ? lfo->suCutoffOnCC.GetLevel() : 0;
547 f = lfo->GetLevel() * (lfo->pLfoInfo->cutoff + f);
548 val *= RTMath::CentsToFreqRatioUnlimited(f);
549 }
550
551 return val;
552 }
553
554 float EndpointUnit::CalculateFilterCutoff(float cutoff) {
555 cutoff *= GetFilterCutoff();
556 float maxCutoff = 0.49 * pVoice->GetSampleRate();
557 return cutoff > maxCutoff ? maxCutoff : cutoff;
558 }
559
560 float EndpointUnit::GetPitch() {
561 double p;
562 EGv1Unit* u = &(GetRack()->suPitchEG);
563 p = u->Active() ? RTMath::CentsToFreqRatioUnlimited(u->GetLevel() * u->depth) : 1;
564
565 for (int i = 0; i < GetRack()->pitchEGs.size(); i++) {
566 EGv2Unit* eg = GetRack()->pitchEGs[i];
567 if (!eg->Active()) continue;
568
569 float f = eg->suPitchOnCC.Active() ? eg->suPitchOnCC.GetLevel() : 0;
570 p *= RTMath::CentsToFreqRatioUnlimited(eg->GetLevel() * (eg->pEGInfo->pitch + f));
571 }
572
573 PitchLFOUnit* u2 = &(GetRack()->suPitchLFO);
574 CCSignalUnit* u3 = &(GetRack()->suPitchLFO.suDepthOnCC);
575 float f = u3->Active() ? u3->GetLevel() : 0;
576 p *= u2->Active() ? RTMath::CentsToFreqRatioUnlimited(u2->GetLevel() * (u2->pLfoInfo->pitch + f)) : 1;
577
578 for (int i = 0; i < GetRack()->pitchLFOs.size(); i++) {
579 LFOv2Unit* lfo = GetRack()->pitchLFOs[i];
580 if (!lfo->Active()) continue;
581
582 float f = lfo->suPitchOnCC.Active() ? lfo->suPitchOnCC.GetLevel() : 0;
583 p *= RTMath::CentsToFreqRatioUnlimited(lfo->GetLevel() * (lfo->pLfoInfo->pitch + f));
584 }
585
586 return p * pitchVeltrackRatio;
587 }
588
589 float EndpointUnit::GetResonance() {
590 float val = 0;
591
592 for (int i = 0; i < GetRack()->resEGs.size(); i++) {
593 EGv2Unit* eg = GetRack()->resEGs[i];
594 if (!eg->Active()) continue;
595
596 float f = eg->suResOnCC.Active() ? eg->suResOnCC.GetLevel() : 0;
597 val += eg->GetLevel() * (eg->pEGInfo->resonance + f);
598 }
599
600 for (int i = 0; i < GetRack()->resLFOs.size(); i++) {
601 LFOv2Unit* lfo = GetRack()->resLFOs[i];
602 if (!lfo->Active()) continue;
603
604 float f = lfo->suResOnCC.Active() ? lfo->suResOnCC.GetLevel() : 0;
605 val += lfo->GetLevel() * (lfo->pLfoInfo->resonance + f);
606 }
607
608 return val;
609 }
610
611 float EndpointUnit::GetPan() {
612 float pan = suPanOnCC.Active() ? suPanOnCC.GetLevel() : 0;
613
614 for (int i = 0; i < GetRack()->panEGs.size(); i++) {
615 EGv2Unit* eg = GetRack()->panEGs[i];
616 if (!eg->Active()) continue;
617
618 float f = eg->suPanOnCC.Active() ? eg->suPanOnCC.GetLevel() : 0;
619
620 if (eg->pEGInfo->pan_curve >= 0 && eg->pEGInfo->pan_curve < suPanOnCC.GetCurveCount()) {
621 uint8_t val = eg->GetLevel() * 127;
622 if (val > 127) val = 127;
623 pan += eg->pEGInfo->pan * suPanOnCC.GetCurve(eg->pEGInfo->pan_curve)->v[val] + eg->GetLevel() * f;
624 } else {
625 pan += eg->GetLevel() * (eg->pEGInfo->pan + f);
626 }
627 }
628
629 for (int i = 0; i < GetRack()->panLFOs.size(); i++) {
630 LFOv2Unit* lfo = GetRack()->panLFOs[i];
631 if (!lfo->Active()) continue;
632
633 float f = lfo->suPanOnCC.Active() ? lfo->suPanOnCC.GetLevel() : 0;
634 pan += lfo->GetLevel() * (lfo->pLfoInfo->pan + f);
635 }
636
637 if(pan < -100) return -100;
638 if(pan > 100) return 100;
639
640 return pan;
641 }
642
643
644 SfzSignalUnitRack::SfzSignalUnitRack(Voice* voice)
645 : SignalUnitRack(MaxUnitCount), pVoice(voice), suEndpoint(this), suVolEG(this), suFilEG(this), suPitchEG(this),
646 EGs(maxEgCount), volEGs(maxEgCount), pitchEGs(maxEgCount), filEGs(maxEgCount), resEGs(maxEgCount), panEGs(maxEgCount), suVolOnCC(this),
647 suAmpLFO(this), suPitchLFO(this), suFilLFO(this),
648 LFOs(maxLfoCount), volLFOs(maxLfoCount), pitchLFOs(maxLfoCount),
649 filLFOs(maxLfoCount), resLFOs(maxLfoCount), panLFOs(maxLfoCount)
650 {
651 suEndpoint.pVoice = suEndpoint.suXFInCC.pVoice = suEndpoint.suXFOutCC.pVoice = suEndpoint.suPanOnCC.pVoice = voice;
652 suVolEG.pVoice = suFilEG.pVoice = suPitchEG.pVoice = voice;
653 suAmpLFO.pVoice = suPitchLFO.pVoice = suFilLFO.pVoice = suVolOnCC.pVoice = voice;
654 suPitchLFO.suDepthOnCC.pVoice = suPitchLFO.suFadeEG.pVoice = suPitchLFO.suFreqOnCC.pVoice = voice;
655 suFilLFO.suFadeEG.pVoice = suFilLFO.suDepthOnCC.pVoice = suFilLFO.suFreqOnCC.pVoice = voice;
656 suAmpLFO.suFadeEG.pVoice = suAmpLFO.suDepthOnCC.pVoice = suAmpLFO.suFreqOnCC.pVoice = voice;
657
658 for (int i = 0; i < EGs.capacity(); i++) {
659 EGs[i] = new EGv2Unit(this);
660 EGs[i]->pVoice = voice;
661 EGs[i]->suAmpOnCC.pVoice = voice;
662 EGs[i]->suVolOnCC.pVoice = voice;
663 EGs[i]->suPitchOnCC.pVoice = voice;
664 EGs[i]->suCutoffOnCC.pVoice = voice;
665 EGs[i]->suResOnCC.pVoice = voice;
666 EGs[i]->suPanOnCC.pVoice = voice;
667 }
668
669 for (int i = 0; i < LFOs.capacity(); i++) {
670 LFOs[i] = new LFOv2Unit(this);
671 LFOs[i]->pVoice = voice;
672 LFOs[i]->suFadeEG.pVoice = voice;
673 LFOs[i]->suVolOnCC.pVoice = voice;
674 LFOs[i]->suPitchOnCC.pVoice = voice;
675 LFOs[i]->suFreqOnCC.pVoice = voice;
676 LFOs[i]->suPanOnCC.pVoice = voice;
677 LFOs[i]->suCutoffOnCC.pVoice = voice;
678 LFOs[i]->suResOnCC.pVoice = voice;
679 }
680 }
681
682 SfzSignalUnitRack::~SfzSignalUnitRack() {
683 for (int i = 0; i < EGs.capacity(); i++) {
684 delete EGs[i]; EGs[i] = NULL;
685 }
686
687 for (int i = 0; i < LFOs.capacity(); i++) {
688 delete LFOs[i]; LFOs[i] = NULL;
689 }
690 }
691
692 void SfzSignalUnitRack::Trigger() {
693 EGs.clear();
694 volEGs.clear();
695 pitchEGs.clear();
696 filEGs.clear();
697 resEGs.clear();
698 panEGs.clear();
699
700 LFOs.clear();
701 volLFOs.clear();
702 pitchLFOs.clear();
703 filLFOs.clear();
704 resLFOs.clear();
705 panLFOs.clear();
706
707 ::sfz::Region* const pRegion = pVoice->pRegion;
708
709 suVolOnCC.SetCCs(pRegion->volume_oncc);
710
711 for (int i = 0; i < pRegion->eg.size(); i++) {
712 if (pRegion->eg[i].node.size() == 0) continue;
713
714 if(EGs.size() < EGs.capacity()) {
715 EGv2Unit eg(this);
716 eg.pEGInfo = &(pRegion->eg[i]);
717 EGs.increment()->Copy(eg);
718 EGs[EGs.size() - 1]->suAmpOnCC.SetCCs(pRegion->eg[i].amplitude_oncc);
719 EGs[EGs.size() - 1]->suVolOnCC.SetCCs(pRegion->eg[i].volume_oncc);
720 EGs[EGs.size() - 1]->suPitchOnCC.SetCCs(pRegion->eg[i].pitch_oncc);
721 EGs[EGs.size() - 1]->suCutoffOnCC.SetCCs(pRegion->eg[i].cutoff_oncc);
722 EGs[EGs.size() - 1]->suResOnCC.SetCCs(pRegion->eg[i].resonance_oncc);
723 EGs[EGs.size() - 1]->suPanOnCC.SetCCs(pRegion->eg[i].pan_oncc);
724 } else { std::cerr << "Maximum number of EGs reached!" << std::endl; break; }
725
726 if ( pRegion->eg[i].amplitude > 0 || !pRegion->eg[i].amplitude_oncc.empty() ||
727 pRegion->eg[i].volume > -145 || !pRegion->eg[i].volume_oncc.empty()
728 ) {
729 if(volEGs.size() < volEGs.capacity()) volEGs.add(EGs[EGs.size() - 1]);
730 else std::cerr << "Maximum number of EGs reached!" << std::endl;
731 }
732
733 if (pRegion->eg[i].cutoff != 0 || !pRegion->eg[i].cutoff_oncc.empty()) {
734 if(filEGs.size() < filEGs.capacity()) filEGs.add(EGs[EGs.size() - 1]);
735 else std::cerr << "Maximum number of EGs reached!" << std::endl;
736 }
737
738 if (pRegion->eg[i].resonance != 0 || !pRegion->eg[i].resonance_oncc.empty()) {
739 if(resEGs.size() < resEGs.capacity()) resEGs.add(EGs[EGs.size() - 1]);
740 else std::cerr << "Maximum number of EGs reached!" << std::endl;
741 }
742
743 if (pRegion->eg[i].pitch != 0 || !pRegion->eg[i].pitch_oncc.empty()) {
744 if(pitchEGs.size() < pitchEGs.capacity()) pitchEGs.add(EGs[EGs.size() - 1]);
745 else std::cerr << "Maximum number of EGs reached!" << std::endl;
746 }
747
748 if (pRegion->eg[i].pan != 0 || !pRegion->eg[i].pan_oncc.empty()) {
749 if(panEGs.size() < panEGs.capacity()) panEGs.add(EGs[EGs.size() - 1]);
750 else std::cerr << "Maximum number of EGs reached!" << std::endl;
751 }
752 }
753
754 if (pRegion->ampeg_sustain == -1) {
755 if (volEGs.size() > 0) pRegion->ampeg_sustain = 0;
756 else pRegion->ampeg_sustain = 100;
757 }
758
759 // LFO
760 for (int i = 0; i < pRegion->lfos.size(); i++) {
761 if (pRegion->lfos[i].freq == -1) continue; // Not initialized
762
763 if(LFOs.size() < LFOs.capacity()) {
764 LFOv2Unit lfo(this);
765 lfo.pLfoInfo = &(pRegion->lfos[i]);
766 LFOs.increment()->Copy(lfo);
767 LFOs[LFOs.size() - 1]->suVolOnCC.SetCCs(pRegion->lfos[i].volume_oncc);
768 LFOs[LFOs.size() - 1]->suPitchOnCC.SetCCs(pRegion->lfos[i].pitch_oncc);
769 LFOs[LFOs.size() - 1]->suFreqOnCC.SetCCs(pRegion->lfos[i].freq_oncc);
770 LFOs[LFOs.size() - 1]->suPanOnCC.SetCCs(pRegion->lfos[i].pan_oncc);
771 LFOs[LFOs.size() - 1]->suCutoffOnCC.SetCCs(pRegion->lfos[i].cutoff_oncc);
772 LFOs[LFOs.size() - 1]->suResOnCC.SetCCs(pRegion->lfos[i].resonance_oncc);
773 } else { std::cerr << "Maximum number of LFOs reached!" << std::endl; break; }
774
775 if (pRegion->lfos[i].volume != 0 || !pRegion->lfos[i].volume_oncc.empty()) {
776 if(volLFOs.size() < volLFOs.capacity()) volLFOs.add(LFOs[LFOs.size() - 1]);
777 else std::cerr << "Maximum number of LFOs reached!" << std::endl;
778 }
779
780 if (pRegion->lfos[i].pitch != 0 || !pRegion->lfos[i].pitch_oncc.empty()) {
781 if(pitchLFOs.size() < pitchLFOs.capacity()) pitchLFOs.add(LFOs[LFOs.size() - 1]);
782 else std::cerr << "Maximum number of LFOs reached!" << std::endl;
783 }
784
785 if (pRegion->lfos[i].cutoff != 0 || !pRegion->lfos[i].cutoff_oncc.empty()) {
786 if(filLFOs.size() < filLFOs.capacity()) filLFOs.add(LFOs[LFOs.size() - 1]);
787 else std::cerr << "Maximum number of LFOs reached!" << std::endl;
788 }
789
790 if (pRegion->lfos[i].resonance != 0 || !pRegion->lfos[i].resonance_oncc.empty()) {
791 if(resLFOs.size() < resLFOs.capacity()) resLFOs.add(LFOs[LFOs.size() - 1]);
792 else std::cerr << "Maximum number of LFOs reached!" << std::endl;
793 }
794
795 if (pRegion->lfos[i].pan != 0 || !pRegion->lfos[i].pan_oncc.empty()) {
796 if(panLFOs.size() < panLFOs.capacity()) panLFOs.add(LFOs[LFOs.size() - 1]);
797 else std::cerr << "Maximum number of LFOs reached!" << std::endl;
798 }
799 }
800
801 suPitchLFO.suDepthOnCC.SetCCs(pRegion->pitchlfo_depthcc);
802 suPitchLFO.suFreqOnCC.SetCCs(pRegion->pitchlfo_freqcc);
803
804 suFilLFO.suDepthOnCC.SetCCs(pRegion->fillfo_depthcc);
805 suFilLFO.suFreqOnCC.SetCCs(pRegion->fillfo_freqcc);
806
807 suAmpLFO.suDepthOnCC.SetCCs(pRegion->amplfo_depthcc);
808 suAmpLFO.suFreqOnCC.SetCCs(pRegion->amplfo_freqcc);
809
810 Units.clear();
811
812 Units.add(&suVolOnCC);
813
814 Units.add(&suVolEG);
815 Units.add(&suFilEG);
816 Units.add(&suPitchEG);
817
818 Units.add(&suPitchLFO.suFreqOnCC); // Don't change order! (should be triggered before the LFO)
819 Units.add(&suPitchLFO);
820 Units.add(&suPitchLFO.suDepthOnCC);
821 Units.add(&suPitchLFO.suFadeEG);
822
823 Units.add(&suAmpLFO.suFreqOnCC); // Don't change order! (should be triggered before the LFO)
824 Units.add(&suAmpLFO.suDepthOnCC);
825 Units.add(&suAmpLFO);
826 Units.add(&suAmpLFO.suFadeEG);
827
828 Units.add(&suFilLFO.suFreqOnCC); // Don't change order! (should be triggered before the LFO)
829 Units.add(&suFilLFO.suDepthOnCC);
830 Units.add(&suFilLFO);
831 Units.add(&suFilLFO.suFadeEG);
832
833 for (int i = 0; i < EGs.size(); i++) {
834 Units.add(EGs[i]);
835 Units.add(&(EGs[i]->suAmpOnCC));
836 Units.add(&(EGs[i]->suVolOnCC));
837 Units.add(&(EGs[i]->suPitchOnCC));
838 Units.add(&(EGs[i]->suCutoffOnCC));
839 Units.add(&(EGs[i]->suResOnCC));
840 Units.add(&(EGs[i]->suPanOnCC));
841 }
842
843 for (int i = 0; i < LFOs.size(); i++) {
844 Units.add(&(LFOs[i]->suFreqOnCC)); // Don't change order! (should be triggered before the LFO)
845 Units.add(LFOs[i]);
846 Units.add(&(LFOs[i]->suFadeEG));
847 Units.add(&(LFOs[i]->suVolOnCC));
848 Units.add(&(LFOs[i]->suPitchOnCC));
849 Units.add(&(LFOs[i]->suPanOnCC));
850 Units.add(&(LFOs[i]->suCutoffOnCC));
851 Units.add(&(LFOs[i]->suResOnCC));
852 }
853
854 Units.add(&suEndpoint);
855 Units.add(&suEndpoint.suXFInCC);
856 Units.add(&suEndpoint.suXFOutCC);
857 Units.add(&suEndpoint.suPanOnCC);
858
859 SignalUnitRack::Trigger();
860 }
861
862 EndpointSignalUnit* SfzSignalUnitRack::GetEndpointUnit() {
863 return &suEndpoint;
864 }
865
866 void SfzSignalUnitRack::EnterFadeOutStage() {
867 suVolEG.EG.enterFadeOutStage();
868
869 for (int i = 0; i < volEGs.size(); i++) {
870 volEGs[i]->EG.enterFadeOutStage();
871 }
872 }
873
874 }} // namespace LinuxSampler::sfz
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