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

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Revision 2237 - (hide 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 iliev 2218 /***************************************************************************
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 iliev 2221 #include <SF.h>
26 iliev 2218
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 iliev 2229 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 iliev 2218 }
45    
46 iliev 2236 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 iliev 2220
59 iliev 2236 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 iliev 2235 EGv2Unit::EGv2Unit(SfzSignalUnitRack* rack)
122 iliev 2237 : EGUnit< ::LinuxSampler::sfz::EG>(rack), suAmpOnCC(rack), suVolOnCC(rack),
123     suPitchOnCC(rack), suCutoffOnCC(rack), suResOnCC(rack), suPanOnCC(rack)
124 iliev 2235 { }
125    
126 iliev 2218 void EGv2Unit::Trigger() {
127 iliev 2229 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 iliev 2218 }
137 iliev 2219
138 iliev 2220
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 iliev 2218
146 iliev 2220 // 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 iliev 2222
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 iliev 2220
166 iliev 2222 // 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 iliev 2226
179 iliev 2229 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 iliev 2227 LFOUnit::LFOUnit(SfzSignalUnitRack* rack)
215     : SfzSignalUnit(rack), pLfoInfo(NULL), pLFO(NULL),
216 iliev 2233 suFadeEG(rack), suFreqOnCC(rack, this), suDepthOnCC(rack)
217 iliev 2227 { }
218    
219     LFOUnit::LFOUnit(const LFOUnit& Unit)
220     : SfzSignalUnit(Unit), suFadeEG(static_cast<SfzSignalUnitRack*>(Unit.pRack)),
221 iliev 2233 suFreqOnCC(static_cast<SfzSignalUnitRack*>(Unit.pRack), this),
222     suDepthOnCC(static_cast<SfzSignalUnitRack*>(Unit.pRack))
223 iliev 2227 {
224 iliev 2226 Copy(Unit);
225     }
226 iliev 2222
227 iliev 2219 void LFOUnit::Increment() {
228     if (DelayStage()) return;
229    
230     SignalUnit::Increment();
231    
232 iliev 2223 Level = pLFO->Render();
233 iliev 2226 if (suFadeEG.Active()) Level *= suFadeEG.GetLevel();
234 iliev 2219 }
235    
236     void LFOUnit::Trigger() {
237     //reset
238     Level = 0;
239    
240     // set the delay trigger
241 iliev 2233 uiDelayTrigger = (pLfoInfo->delay + GetInfluence(pLfoInfo->delay_oncc)) * GetSampleRate();
242 iliev 2226 if(pLfoInfo->fade != 0 || !pLfoInfo->fade_oncc.empty()) {
243     float f = pLfoInfo->fade;
244 iliev 2229 f += GetInfluence(pLfoInfo->fade_oncc);
245 iliev 2226
246     if (f != 0) {
247     suFadeEG.uiDelayTrigger = pLfoInfo->delay * GetSampleRate();
248     suFadeEG.EG.trigger(0, f, 0, 0, 1000, 0, GetSampleRate());
249     }
250     }
251 iliev 2219 }
252    
253 iliev 2227 void LFOUnit::ValueChanged(CCSignalUnit* pUnit) {
254 iliev 2229 pLFO->SetFrequency(std::max(0.0f, suFreqOnCC.GetLevel() + pLfoInfo->freq), GetSampleRate());
255 iliev 2227 }
256    
257    
258 iliev 2221 void LFOv1Unit::Trigger() {
259     LFOUnit::Trigger();
260    
261     lfo.trigger (
262 iliev 2227 pLfoInfo->freq + suFreqOnCC.GetLevel(),
263 iliev 2221 start_level_mid,
264     1, 0, false, GetSampleRate()
265     );
266     lfo.update(0);
267     }
268    
269 iliev 2223
270     LFOv2Unit::LFOv2Unit(SfzSignalUnitRack* rack)
271     : LFOUnit(rack), lfos(8), lfo0(1200.0f), lfo1(1200.0f), lfo2(1200.0f),
272 iliev 2225 lfo3(1200.0f), lfo4(1200.0f), lfo5(1200.0f), lfo6(1200.0f), lfo7(1200.0f),
273 iliev 2233 suVolOnCC(rack), suPitchOnCC(rack), suPanOnCC(rack), suCutoffOnCC(rack), suResOnCC(rack)
274 iliev 2223 {
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 iliev 2219 void LFOv2Unit::Trigger() {
286     LFOUnit::Trigger();
287    
288 iliev 2223 if (pLfoInfo->wave < 0 || pLfoInfo->wave >= lfos.size()) pLFO = &lfo0;
289     else pLFO = lfos[pLfoInfo->wave];
290    
291     pLFO->Trigger (
292 iliev 2227 pLfoInfo->freq + suFreqOnCC.GetLevel(),
293 iliev 2219 start_level_mid,
294     1, 0, false, GetSampleRate()
295     );
296 iliev 2223 pLFO->Update(0);
297 iliev 2225
298 iliev 2229 float phase = pLfoInfo->phase + GetInfluence(pLfoInfo->phase_oncc);
299 iliev 2225 if (phase != 0) pLFO->SetPhase(phase);
300 iliev 2219 }
301 iliev 2221
302     void AmpLFOUnit::Trigger() {
303     ::sfz::Region* const pRegion = pVoice->pRegion;
304 iliev 2226 pLfoInfo->delay = pRegion->amplfo_delay;
305     pLfoInfo->freq = pRegion->amplfo_freq;
306     pLfoInfo->fade = pRegion->amplfo_fade;
307 iliev 2221 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 iliev 2226 pLfoInfo->freq = pRegion->pitchlfo_freq;
316     pLfoInfo->fade = pRegion->pitchlfo_fade;
317 iliev 2221 pLfoInfo->pitch = pRegion->pitchlfo_depth;
318    
319     LFOv1Unit::Trigger();
320     }
321    
322     void FilLFOUnit::Trigger() {
323     ::sfz::Region* const pRegion = pVoice->pRegion;
324 iliev 2226 pLfoInfo->delay = pRegion->fillfo_delay;
325     pLfoInfo->freq = pRegion->fillfo_freq;
326     pLfoInfo->fade = pRegion->fillfo_fade;
327 iliev 2221 pLfoInfo->cutoff = pRegion->fillfo_depth;
328    
329     LFOv1Unit::Trigger();
330     }
331 iliev 2224
332 iliev 2227 CCUnit::CCUnit(SfzSignalUnitRack* rack, Listener* l): CCSignalUnit(rack, l) {
333     pVoice = NULL;
334     }
335 iliev 2224
336     void CCUnit::Trigger() {
337     for (int i = 0; i < Ctrls.size(); i++) {
338     Ctrls[i].Value = pVoice->GetControllerValue(Ctrls[i].Controller);
339 iliev 2232 if (Ctrls[i].pSmoother != NULL) Ctrls[i].pSmoother->setValue(Ctrls[i].Value);
340 iliev 2224 }
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 iliev 2225
351     void CCUnit::SetCCs(ArrayList< ::sfz::CC>& cc) {
352     RemoveAllCCs();
353     for (int i = 0; i < cc.size(); i++) {
354 iliev 2230 if (cc[i].Influence != 0) {
355     short int curve = cc[i].Curve;
356     if (curve >= GetCurveCount()) curve = -1;
357 iliev 2232 AddSmoothCC(cc[i].Controller, cc[i].Influence, curve, cc[i].Smooth);
358 iliev 2230 }
359 iliev 2225 }
360     }
361 iliev 2230
362 iliev 2232 void CCUnit::AddSmoothCC(uint8_t Controller, float Influence, short int Curve, float Smooth) {
363     AddCC(Controller, Influence, Curve);
364     }
365    
366 iliev 2230 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 iliev 2232
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 iliev 2218
387 iliev 2219
388 iliev 2237 EndpointUnit::EndpointUnit(SfzSignalUnitRack* rack)
389     : EndpointSignalUnit(rack), suXFInCC(rack), suXFOutCC(rack), suPanOnCC(rack), pitchVeltrackRatio(0)
390     {
391 iliev 2218
392     }
393    
394     SfzSignalUnitRack* const EndpointUnit::GetRack() {
395     return static_cast<SfzSignalUnitRack* const>(pRack);
396     }
397    
398     void EndpointUnit::Trigger() {
399 iliev 2236 float xfInVelCoeff = 1;
400 iliev 2218
401 iliev 2236 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 iliev 2237
464     suPanOnCC.SetCCs(pVoice->pRegion->pan_oncc);
465    
466     pitchVeltrackRatio = RTMath::CentsToFreqRatioUnlimited((pVoice->MIDIVelocity / 127.0f) * pVoice->pRegion->pitch_veltrack);
467 iliev 2218 }
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 iliev 2229
487 iliev 2235 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 iliev 2218 }
501    
502 iliev 2221 AmpLFOUnit* u = &(GetRack()->suAmpLFO);
503 iliev 2233 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 iliev 2221
507 iliev 2230 vol *= ::sf2::ToRatio(GetRack()->suVolOnCC.GetLevel() * 10.0);
508    
509 iliev 2233 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 iliev 2236 if (suXFInCC.Active()) vol *= suXFInCC.GetLevel();
518     if (suXFOutCC.Active()) vol *= suXFOutCC.GetLevel();
519     return vol * xfCoeff;
520 iliev 2218 }
521    
522     float EndpointUnit::GetFilterCutoff() {
523 iliev 2221 float val;
524 iliev 2219
525 iliev 2221 FilLFOUnit* u = &(GetRack()->suFilLFO);
526 iliev 2233 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 iliev 2221
530 iliev 2222 FilEGUnit* u2 = &(GetRack()->suFilEG);
531     val *= u2->Active() ? RTMath::CentsToFreqRatioUnlimited(u2->GetLevel() * u2->depth) : 1;
532    
533 iliev 2235 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 iliev 2219 for (int i = 0; i < GetRack()->filLFOs.size(); i++) {
543     LFOv2Unit* lfo = GetRack()->filLFOs[i];
544     if (!lfo->Active()) continue;
545    
546 iliev 2233 float f = lfo->suCutoffOnCC.Active() ? lfo->suCutoffOnCC.GetLevel() : 0;
547     f = lfo->GetLevel() * (lfo->pLfoInfo->cutoff + f);
548 iliev 2219 val *= RTMath::CentsToFreqRatioUnlimited(f);
549     }
550    
551     return val;
552 iliev 2218 }
553    
554 iliev 2235 float EndpointUnit::CalculateFilterCutoff(float cutoff) {
555     cutoff *= GetFilterCutoff();
556     float maxCutoff = 0.49 * pVoice->GetSampleRate();
557     return cutoff > maxCutoff ? maxCutoff : cutoff;
558     }
559    
560 iliev 2218 float EndpointUnit::GetPitch() {
561 iliev 2221 double p;
562 iliev 2220 EGv1Unit* u = &(GetRack()->suPitchEG);
563 iliev 2221 p = u->Active() ? RTMath::CentsToFreqRatioUnlimited(u->GetLevel() * u->depth) : 1;
564    
565 iliev 2235 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 iliev 2221 PitchLFOUnit* u2 = &(GetRack()->suPitchLFO);
574 iliev 2233 CCSignalUnit* u3 = &(GetRack()->suPitchLFO.suDepthOnCC);
575 iliev 2224 float f = u3->Active() ? u3->GetLevel() : 0;
576     p *= u2->Active() ? RTMath::CentsToFreqRatioUnlimited(u2->GetLevel() * (u2->pLfoInfo->pitch + f)) : 1;
577 iliev 2225
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 iliev 2237 return p * pitchVeltrackRatio;
587 iliev 2218 }
588    
589     float EndpointUnit::GetResonance() {
590 iliev 2219 float val = 0;
591    
592 iliev 2235 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 iliev 2219 for (int i = 0; i < GetRack()->resLFOs.size(); i++) {
601     LFOv2Unit* lfo = GetRack()->resLFOs[i];
602     if (!lfo->Active()) continue;
603    
604 iliev 2233 float f = lfo->suResOnCC.Active() ? lfo->suResOnCC.GetLevel() : 0;
605     val += lfo->GetLevel() * (lfo->pLfoInfo->resonance + f);
606 iliev 2219 }
607    
608     return val;
609 iliev 2218 }
610    
611 iliev 2219 float EndpointUnit::GetPan() {
612 iliev 2237 float pan = suPanOnCC.Active() ? suPanOnCC.GetLevel() : 0;
613 iliev 2219
614 iliev 2237 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 iliev 2219 for (int i = 0; i < GetRack()->panLFOs.size(); i++) {
630     LFOv2Unit* lfo = GetRack()->panLFOs[i];
631     if (!lfo->Active()) continue;
632    
633 iliev 2233 float f = lfo->suPanOnCC.Active() ? lfo->suPanOnCC.GetLevel() : 0;
634     pan += lfo->GetLevel() * (lfo->pLfoInfo->pan + f);
635 iliev 2219 }
636    
637     if(pan < -100) return -100;
638     if(pan > 100) return 100;
639    
640     return pan;
641     }
642 iliev 2218
643 iliev 2219
644 iliev 2218 SfzSignalUnitRack::SfzSignalUnitRack(Voice* voice)
645 iliev 2222 : SignalUnitRack(MaxUnitCount), pVoice(voice), suEndpoint(this), suVolEG(this), suFilEG(this), suPitchEG(this),
646 iliev 2237 EGs(maxEgCount), volEGs(maxEgCount), pitchEGs(maxEgCount), filEGs(maxEgCount), resEGs(maxEgCount), panEGs(maxEgCount), suVolOnCC(this),
647 iliev 2221 suAmpLFO(this), suPitchLFO(this), suFilLFO(this),
648 iliev 2233 LFOs(maxLfoCount), volLFOs(maxLfoCount), pitchLFOs(maxLfoCount),
649     filLFOs(maxLfoCount), resLFOs(maxLfoCount), panLFOs(maxLfoCount)
650 iliev 2218 {
651 iliev 2237 suEndpoint.pVoice = suEndpoint.suXFInCC.pVoice = suEndpoint.suXFOutCC.pVoice = suEndpoint.suPanOnCC.pVoice = voice;
652 iliev 2236 suVolEG.pVoice = suFilEG.pVoice = suPitchEG.pVoice = voice;
653 iliev 2230 suAmpLFO.pVoice = suPitchLFO.pVoice = suFilLFO.pVoice = suVolOnCC.pVoice = voice;
654 iliev 2233 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 iliev 2218
658     for (int i = 0; i < EGs.capacity(); i++) {
659     EGs[i] = new EGv2Unit(this);
660     EGs[i]->pVoice = voice;
661 iliev 2235 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 iliev 2237 EGs[i]->suPanOnCC.pVoice = voice;
667 iliev 2218 }
668 iliev 2219
669     for (int i = 0; i < LFOs.capacity(); i++) {
670     LFOs[i] = new LFOv2Unit(this);
671     LFOs[i]->pVoice = voice;
672 iliev 2226 LFOs[i]->suFadeEG.pVoice = voice;
673 iliev 2233 LFOs[i]->suVolOnCC.pVoice = voice;
674 iliev 2225 LFOs[i]->suPitchOnCC.pVoice = voice;
675 iliev 2227 LFOs[i]->suFreqOnCC.pVoice = voice;
676 iliev 2233 LFOs[i]->suPanOnCC.pVoice = voice;
677     LFOs[i]->suCutoffOnCC.pVoice = voice;
678     LFOs[i]->suResOnCC.pVoice = voice;
679 iliev 2219 }
680 iliev 2218 }
681    
682     SfzSignalUnitRack::~SfzSignalUnitRack() {
683 iliev 2219 for (int i = 0; i < EGs.capacity(); i++) {
684 iliev 2218 delete EGs[i]; EGs[i] = NULL;
685     }
686 iliev 2219
687     for (int i = 0; i < LFOs.capacity(); i++) {
688     delete LFOs[i]; LFOs[i] = NULL;
689     }
690 iliev 2218 }
691    
692     void SfzSignalUnitRack::Trigger() {
693     EGs.clear();
694     volEGs.clear();
695     pitchEGs.clear();
696 iliev 2235 filEGs.clear();
697     resEGs.clear();
698 iliev 2237 panEGs.clear();
699 iliev 2218
700 iliev 2219 LFOs.clear();
701 iliev 2233 volLFOs.clear();
702 iliev 2225 pitchLFOs.clear();
703 iliev 2219 filLFOs.clear();
704     resLFOs.clear();
705     panLFOs.clear();
706    
707 iliev 2218 ::sfz::Region* const pRegion = pVoice->pRegion;
708    
709 iliev 2230 suVolOnCC.SetCCs(pRegion->volume_oncc);
710    
711 iliev 2219 for (int i = 0; i < pRegion->eg.size(); i++) {
712 iliev 2218 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 iliev 2235 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 iliev 2237 EGs[EGs.size() - 1]->suPanOnCC.SetCCs(pRegion->eg[i].pan_oncc);
724 iliev 2218 } else { std::cerr << "Maximum number of EGs reached!" << std::endl; break; }
725    
726 iliev 2235 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 iliev 2218 if(volEGs.size() < volEGs.capacity()) volEGs.add(EGs[EGs.size() - 1]);
730     else std::cerr << "Maximum number of EGs reached!" << std::endl;
731     }
732 iliev 2235
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 iliev 2237
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 iliev 2218 }
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 iliev 2219 // 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 iliev 2233 LFOs[LFOs.size() - 1]->suVolOnCC.SetCCs(pRegion->lfos[i].volume_oncc);
768 iliev 2225 LFOs[LFOs.size() - 1]->suPitchOnCC.SetCCs(pRegion->lfos[i].pitch_oncc);
769 iliev 2227 LFOs[LFOs.size() - 1]->suFreqOnCC.SetCCs(pRegion->lfos[i].freq_oncc);
770 iliev 2233 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 iliev 2219 } else { std::cerr << "Maximum number of LFOs reached!" << std::endl; break; }
774    
775 iliev 2233 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 iliev 2225 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 iliev 2233 if (pRegion->lfos[i].cutoff != 0 || !pRegion->lfos[i].cutoff_oncc.empty()) {
786 iliev 2219 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 iliev 2233 if (pRegion->lfos[i].resonance != 0 || !pRegion->lfos[i].resonance_oncc.empty()) {
791 iliev 2219 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 iliev 2233 if (pRegion->lfos[i].pan != 0 || !pRegion->lfos[i].pan_oncc.empty()) {
796 iliev 2219 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 iliev 2233 suPitchLFO.suDepthOnCC.SetCCs(pRegion->pitchlfo_depthcc);
802 iliev 2227 suPitchLFO.suFreqOnCC.SetCCs(pRegion->pitchlfo_freqcc);
803 iliev 2224
804 iliev 2233 suFilLFO.suDepthOnCC.SetCCs(pRegion->fillfo_depthcc);
805 iliev 2227 suFilLFO.suFreqOnCC.SetCCs(pRegion->fillfo_freqcc);
806    
807 iliev 2233 suAmpLFO.suDepthOnCC.SetCCs(pRegion->amplfo_depthcc);
808 iliev 2227 suAmpLFO.suFreqOnCC.SetCCs(pRegion->amplfo_freqcc);
809    
810 iliev 2218 Units.clear();
811    
812 iliev 2230 Units.add(&suVolOnCC);
813    
814 iliev 2218 Units.add(&suVolEG);
815 iliev 2222 Units.add(&suFilEG);
816 iliev 2220 Units.add(&suPitchEG);
817 iliev 2227
818     Units.add(&suPitchLFO.suFreqOnCC); // Don't change order! (should be triggered before the LFO)
819 iliev 2221 Units.add(&suPitchLFO);
820 iliev 2233 Units.add(&suPitchLFO.suDepthOnCC);
821 iliev 2226 Units.add(&suPitchLFO.suFadeEG);
822 iliev 2227
823     Units.add(&suAmpLFO.suFreqOnCC); // Don't change order! (should be triggered before the LFO)
824 iliev 2233 Units.add(&suAmpLFO.suDepthOnCC);
825 iliev 2221 Units.add(&suAmpLFO);
826 iliev 2226 Units.add(&suAmpLFO.suFadeEG);
827 iliev 2227
828     Units.add(&suFilLFO.suFreqOnCC); // Don't change order! (should be triggered before the LFO)
829 iliev 2233 Units.add(&suFilLFO.suDepthOnCC);
830 iliev 2221 Units.add(&suFilLFO);
831 iliev 2226 Units.add(&suFilLFO.suFadeEG);
832 iliev 2218
833 iliev 2219 for (int i = 0; i < EGs.size(); i++) {
834 iliev 2218 Units.add(EGs[i]);
835 iliev 2235 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 iliev 2237 Units.add(&(EGs[i]->suPanOnCC));
841 iliev 2218 }
842    
843 iliev 2219 for (int i = 0; i < LFOs.size(); i++) {
844 iliev 2227 Units.add(&(LFOs[i]->suFreqOnCC)); // Don't change order! (should be triggered before the LFO)
845 iliev 2219 Units.add(LFOs[i]);
846 iliev 2226 Units.add(&(LFOs[i]->suFadeEG));
847 iliev 2233 Units.add(&(LFOs[i]->suVolOnCC));
848 iliev 2225 Units.add(&(LFOs[i]->suPitchOnCC));
849 iliev 2233 Units.add(&(LFOs[i]->suPanOnCC));
850     Units.add(&(LFOs[i]->suCutoffOnCC));
851     Units.add(&(LFOs[i]->suResOnCC));
852 iliev 2219 }
853    
854 iliev 2218 Units.add(&suEndpoint);
855 iliev 2236 Units.add(&suEndpoint.suXFInCC);
856     Units.add(&suEndpoint.suXFOutCC);
857 iliev 2237 Units.add(&suEndpoint.suPanOnCC);
858 iliev 2218
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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