engines/sfz/SfzSignalUnitRack.h

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2011 Grigor Iliev                                       *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the Free Software           *
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *
 *   MA  02111-1307  USA                                                   *
 ***************************************************************************/

#ifndef __LS_SFZSIGNALUNITRACK_H__
#define __LS_SFZSIGNALUNITRACK_H__

#include "../common/SignalUnitRack.h"
#include "EG.h"
#include "EGADSR.h"
#include "../common/AbstractVoice.h"
#include "../common/PulseLFO.h"
#include "../common/SawLFO.h"
#include "../common/SineLFO.h"

namespace LinuxSampler { namespace sfz {
    const int MaxUnitCount = 1000;
    const int maxEgCount = 100; // Maximum number of v2 envelope generators
    const int maxLfoCount = 100; // Maximum number of v2 LFOs
    
    class Voice;
    class SfzSignalUnitRack;
    
    class SfzSignalUnit: public SignalUnit {
        public:
            Voice* pVoice;

            SfzSignalUnit(SfzSignalUnitRack* rack);
            SfzSignalUnit(const SfzSignalUnit& Unit): SignalUnit(Unit.pRack) { Copy(Unit); }
            
            void Copy(const SfzSignalUnit& Unit) {
                pVoice = Unit.pVoice;
                
                SignalUnit::Copy(Unit);
            }
            
            double GetSampleRate();
            float  GetInfluence(ArrayList< ::sfz::CC>& cc);
    };
    
    
    class CCUnit: public CCSignalUnit {
        public:
            Voice* pVoice;

            CCUnit(SfzSignalUnitRack* rack, Listener* l = NULL);
            
            virtual void Trigger();
            
            void SetCCs(::sfz::Array<int>& pCC);
            void SetCCs(ArrayList< ::sfz::CC>& cc);
    };
    
    
    template <class T>
    class EGUnit: public SfzSignalUnit {
        public:
            ::sfz::EG* pEGInfo;
            T EG;

            EGUnit(SfzSignalUnitRack* rack): SfzSignalUnit(rack), pEGInfo(NULL) { }
            EGUnit(const EGUnit& Unit): SfzSignalUnit(Unit) { Copy(Unit); }
            void operator=(const EGUnit& Unit) { Copy(Unit); }
            
            void Copy(const EGUnit& Unit) {
                pEGInfo = Unit.pEGInfo;
                
                SfzSignalUnit::Copy(Unit);
            }

            virtual bool  Active() { return EG.active(); }
            virtual float GetLevel() { return DelayStage() ? 0 : EG.getLevel(); }
            
            virtual void EnterReleaseStage() { EG.update(EG::event_release, GetSampleRate()); }
            virtual void CancelRelease() { EG.update(EG::event_cancel_release, GetSampleRate()); }
            
            virtual void Increment() {
                if (DelayStage()) return;

                SfzSignalUnit::Increment();
                if (!EG.active()) return;
        
                switch (EG.getSegmentType()) {
                    case EG::segment_lin:
                        EG.processLin();
                        break;
                    case EG::segment_exp:
                        EG.processExp();
                        break;
                    case EG::segment_end:
                        EG.getLevel();
                        break; // noop
                    case EG::segment_pow:
                        EG.processPow();
                        break;
                }
        
                if (EG.active()) {
                    EG.increment(1);
                    if (!EG.toStageEndLeft()) EG.update(EG::event_stage_end, GetSampleRate());
                }
            }
    };
    
    class EGv1Unit: public EGUnit<EGADSR> {
        public:
            int depth;
            EGv1Unit(SfzSignalUnitRack* rack): EGUnit<EGADSR>(rack), depth(0) { }
    };
    
    class EGv2Unit: public EGUnit< ::LinuxSampler::sfz::EG> {
        protected:
            ::sfz::EG egInfo;
        public:
            EGv2Unit(SfzSignalUnitRack* rack): EGUnit< ::LinuxSampler::sfz::EG>(rack) { }
            virtual void Trigger();
    };
    
    class PitchEGUnit: public EGv1Unit {
        public:
            PitchEGUnit(SfzSignalUnitRack* rack): EGv1Unit(rack) { }
            virtual void Trigger();
    };
    
    class FilEGUnit: public EGv1Unit {
        public:
            FilEGUnit(SfzSignalUnitRack* rack): EGv1Unit(rack) { }
            virtual void Trigger();
    };
    
    class AmpEGUnit: public EGv1Unit {
        public:
            AmpEGUnit(SfzSignalUnitRack* rack): EGv1Unit(rack) { }
            virtual void Trigger();
    };
    
    class AbstractLfo {
        public:
            virtual float Render() = 0;
            virtual void Update(const uint16_t& ExtControlValue) = 0;
            virtual void Trigger(float Frequency, start_level_t StartLevel, uint16_t InternalDepth, uint16_t ExtControlDepth, bool FlipPhase, unsigned int SampleRate) = 0;
            virtual void SetPhase(float phase) = 0;
            virtual void SetFrequency(float Frequency, unsigned int SampleRate) = 0;
    };
    
    template <class T>
    class LfoBase: public AbstractLfo, public T {
        public:
            LfoBase(float Max): T(Max) { }
            virtual float Render() { return T::render(); }
            
            virtual void Update(const uint16_t& ExtControlValue) { T::update(ExtControlValue); }
            
            virtual void Trigger (
                float Frequency, start_level_t StartLevel, uint16_t InternalDepth,
                uint16_t ExtControlDepth, bool FlipPhase, unsigned int SampleRate
            ) {
                T::trigger(Frequency, StartLevel, InternalDepth, ExtControlDepth, FlipPhase, SampleRate);
            }
            
            virtual void SetPhase(float phase) { T::setPhase(phase); }
            
            virtual void SetFrequency(float Frequency, unsigned int SampleRate) {
                T::setFrequency(Frequency, SampleRate);
            }
    };
    
    class LFOUnit;
    
    class FadeEGUnit: public EGUnit<EGADSR> {
        public:
            FadeEGUnit(SfzSignalUnitRack* rack): EGUnit<EGADSR>(rack) { }
            virtual void Trigger() { }
            virtual void EnterReleaseStage() { }
            virtual void CancelRelease() { }
            
            friend class LFOUnit;
    };
    
    class LFOUnit: public SfzSignalUnit, public CCSignalUnit::Listener {
        public:
            ::sfz::LFO*  pLfoInfo;
            AbstractLfo* pLFO;
            FadeEGUnit   suFadeEG;
            CCUnit       suFreqOnCC;
            
            LFOUnit(SfzSignalUnitRack* rack);
            LFOUnit(const LFOUnit& Unit);
            void operator=(const LFOUnit& Unit) { Copy(Unit); }
            
            void Copy(const LFOUnit& Unit) {
                pLfoInfo   = Unit.pLfoInfo;
                suFadeEG   = Unit.suFadeEG;
                
                SfzSignalUnit::Copy(Unit);
            }
            
            virtual bool  Active() { return pLfoInfo->freq > 0; }
            virtual void  Trigger();
            virtual void  Increment();
            virtual float GetLevel() { return Level; }
            virtual void  ValueChanged(CCSignalUnit* pUnit);
    };
    
    class LFOv1Unit: public LFOUnit {
        public:
            ::sfz::LFO lfoInfo;
            LfoBase<LFOSigned> lfo;
            
            LFOv1Unit(SfzSignalUnitRack* rack): LFOUnit(rack), lfo(1200.0f) {
                pLfoInfo = &lfoInfo; pLFO = &lfo;
            }
            
            virtual void Trigger();
    };
    
    class LFOv2Unit: public LFOUnit {
        protected:
            FixedArray<AbstractLfo*> lfos;
            LfoBase<LFOSigned>                       lfo0; // triangle
            LfoBase<SineLFO<range_signed> >          lfo1; // sine
            LfoBase<PulseLFO<range_unsigned, 750> >  lfo2; // pulse 75%
            LfoBase<SquareLFO<range_signed> >        lfo3; // square
            LfoBase<PulseLFO<range_unsigned, 250> >  lfo4; // pulse 25%
            LfoBase<PulseLFO<range_unsigned, 125> >  lfo5; // pulse 12,5%
            LfoBase<SawLFO<range_unsigned, true> >   lfo6; // saw up
            LfoBase<SawLFO<range_unsigned, false> >  lfo7; // saw down
            
            
        public:
            CCUnit suPitchOnCC;
            
            LFOv2Unit(SfzSignalUnitRack* rack);
            
            virtual void Trigger();
    };
    
    class AmpLFOUnit: public LFOv1Unit {
        public:
            AmpLFOUnit(SfzSignalUnitRack* rack): LFOv1Unit(rack) { }
            
            virtual void Trigger();
    };
    
    class PitchLFOUnit: public LFOv1Unit {
        public:
            CCUnit suDepthCC;
            
            PitchLFOUnit(SfzSignalUnitRack* rack): LFOv1Unit(rack), suDepthCC(rack) { }
            
            virtual void Trigger();
    };
    
    class FilLFOUnit: public LFOv1Unit {
        public:
            FilLFOUnit(SfzSignalUnitRack* rack): LFOv1Unit(rack) { }
            
            virtual void Trigger();
    };
    
    
    
    class EndpointUnit: public EndpointSignalUnit {
        public:
            Voice* pVoice;

            EndpointUnit(SfzSignalUnitRack* rack);

            virtual void Trigger();

            /** The endpoint should be active until the volume EG is active. */
            virtual bool Active();
            
            virtual float GetVolume();
            virtual float GetFilterCutoff();
            virtual float GetPitch();
            virtual float GetResonance();
            virtual float GetPan();
            
            SfzSignalUnitRack* const GetRack();
            
            virtual float CalculateResonance(float res) {
                return GetResonance() + res;
            }
    };
    
    
    class SfzSignalUnitRack : public SignalUnitRack {
        private:
            EndpointUnit  suEndpoint;
            AmpEGUnit     suVolEG;
            FilEGUnit     suFilEG;
            PitchEGUnit   suPitchEG;
            
            AmpLFOUnit   suAmpLFO;
            PitchLFOUnit suPitchLFO;
            FilLFOUnit   suFilLFO;
            
            FixedArray<EGv2Unit*> EGs;
            
            // used for optimization - contains only the ones that are modulating volume
            FixedArray<EGv2Unit*> volEGs;
            
            // used for optimization - contains only the ones that are modulating pitch
            FixedArray<EGv2Unit*> pitchEGs;
            
            
            FixedArray<LFOv2Unit*> LFOs;
            
            // used for optimization - contains only the ones that are modulating pitch
            FixedArray<LFOv2Unit*> pitchLFOs;
            
            // used for optimization - contains only the ones that are modulating filter cutoff
            FixedArray<LFOv2Unit*> filLFOs;
            
            // used for optimization - contains only the ones that are modulating resonance
            FixedArray<LFOv2Unit*> resLFOs;
            
            // used for optimization - contains only the ones that are modulating pan
            FixedArray<LFOv2Unit*> panLFOs;
            

        public:
            Voice* const pVoice;
        
            /**
             * @param Voice The voice to which this rack belongs.
             */
            SfzSignalUnitRack(Voice* voice);
            ~SfzSignalUnitRack();

            virtual EndpointSignalUnit* GetEndpointUnit();
            
            virtual void Trigger();
            virtual void EnterFadeOutStage();
            
            friend class EndpointUnit;
    };
}} // namespace LinuxSampler::sfz

#endif  /* __LS_SFZSIGNALUNITRACK_H__ */

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			#ifndef __LS_SFZSIGNALUNITRACK_H__
24			#define __LS_SFZSIGNALUNITRACK_H__
25
26			#include "../common/SignalUnitRack.h"
27			#include "EG.h"
28			#include "EGADSR.h"
29	iliev	2219	#include "../common/AbstractVoice.h"
30	iliev	2223	#include "../common/PulseLFO.h"
31			#include "../common/SawLFO.h"
32			#include "../common/SineLFO.h"
33	iliev	2218
34			namespace LinuxSampler { namespace sfz {
35			const int MaxUnitCount = 1000;
36			const int maxEgCount = 100; // Maximum number of v2 envelope generators
37			const int maxLfoCount = 100; // Maximum number of v2 LFOs
38
39			class Voice;
40			class SfzSignalUnitRack;
41
42			class SfzSignalUnit: public SignalUnit {
43			public:
44			Voice* pVoice;
45
46			SfzSignalUnit(SfzSignalUnitRack* rack);
47			SfzSignalUnit(const SfzSignalUnit& Unit): SignalUnit(Unit.pRack) { Copy(Unit); }
48
49			void Copy(const SfzSignalUnit& Unit) {
50			pVoice = Unit.pVoice;
51
52			SignalUnit::Copy(Unit);
53			}
54
55			double GetSampleRate();
56	iliev	2229	float GetInfluence(ArrayList< ::sfz::CC>& cc);
57	iliev	2218	};
58
59	iliev	2224
60			class CCUnit: public CCSignalUnit {
61			public:
62			Voice* pVoice;
63
64	iliev	2227	CCUnit(SfzSignalUnitRack* rack, Listener* l = NULL);
65	iliev	2224
66			virtual void Trigger();
67
68			void SetCCs(::sfz::Array<int>& pCC);
69	iliev	2225	void SetCCs(ArrayList< ::sfz::CC>& cc);
70	iliev	2224	};
71
72
73	iliev	2218	template <class T>
74	iliev	2219	class EGUnit: public SfzSignalUnit {
75	iliev	2218	public:
76			::sfz::EG* pEGInfo;
77			T EG;
78
79			EGUnit(SfzSignalUnitRack* rack): SfzSignalUnit(rack), pEGInfo(NULL) { }
80	iliev	2219	EGUnit(const EGUnit& Unit): SfzSignalUnit(Unit) { Copy(Unit); }
81	iliev	2218	void operator=(const EGUnit& Unit) { Copy(Unit); }
82
83			void Copy(const EGUnit& Unit) {
84			pEGInfo = Unit.pEGInfo;
85
86			SfzSignalUnit::Copy(Unit);
87			}
88
89			virtual bool Active() { return EG.active(); }
90	iliev	2220	virtual float GetLevel() { return DelayStage() ? 0 : EG.getLevel(); }
91	iliev	2218
92			virtual void EnterReleaseStage() { EG.update(EG::event_release, GetSampleRate()); }
93			virtual void CancelRelease() { EG.update(EG::event_cancel_release, GetSampleRate()); }
94
95			virtual void Increment() {
96			if (DelayStage()) return;
97
98			SfzSignalUnit::Increment();
99			if (!EG.active()) return;
100
101			switch (EG.getSegmentType()) {
102			case EG::segment_lin:
103			EG.processLin();
104			break;
105			case EG::segment_exp:
106			EG.processExp();
107			break;
108			case EG::segment_end:
109			EG.getLevel();
110			break; // noop
111			case EG::segment_pow:
112			EG.processPow();
113			break;
114			}
115
116			if (EG.active()) {
117			EG.increment(1);
118			if (!EG.toStageEndLeft()) EG.update(EG::event_stage_end, GetSampleRate());
119			}
120			}
121			};
122
123			class EGv1Unit: public EGUnit<EGADSR> {
124			public:
125	iliev	2220	int depth;
126			EGv1Unit(SfzSignalUnitRack* rack): EGUnit<EGADSR>(rack), depth(0) { }
127	iliev	2218	};
128
129			class EGv2Unit: public EGUnit< ::LinuxSampler::sfz::EG> {
130	iliev	2229	protected:
131			::sfz::EG egInfo;
132	iliev	2218	public:
133			EGv2Unit(SfzSignalUnitRack* rack): EGUnit< ::LinuxSampler::sfz::EG>(rack) { }
134			virtual void Trigger();
135			};
136
137	iliev	2220	class PitchEGUnit: public EGv1Unit {
138			public:
139			PitchEGUnit(SfzSignalUnitRack* rack): EGv1Unit(rack) { }
140			virtual void Trigger();
141			};
142
143	iliev	2222	class FilEGUnit: public EGv1Unit {
144			public:
145			FilEGUnit(SfzSignalUnitRack* rack): EGv1Unit(rack) { }
146			virtual void Trigger();
147			};
148
149	iliev	2229	class AmpEGUnit: public EGv1Unit {
150			public:
151			AmpEGUnit(SfzSignalUnitRack* rack): EGv1Unit(rack) { }
152			virtual void Trigger();
153			};
154
155	iliev	2223	class AbstractLfo {
156			public:
157			virtual float Render() = 0;
158			virtual void Update(const uint16_t& ExtControlValue) = 0;
159			virtual void Trigger(float Frequency, start_level_t StartLevel, uint16_t InternalDepth, uint16_t ExtControlDepth, bool FlipPhase, unsigned int SampleRate) = 0;
160	iliev	2225	virtual void SetPhase(float phase) = 0;
161	iliev	2227	virtual void SetFrequency(float Frequency, unsigned int SampleRate) = 0;
162	iliev	2223	};
163
164			template <class T>
165			class LfoBase: public AbstractLfo, public T {
166			public:
167			LfoBase(float Max): T(Max) { }
168			virtual float Render() { return T::render(); }
169
170			virtual void Update(const uint16_t& ExtControlValue) { T::update(ExtControlValue); }
171
172			virtual void Trigger (
173			float Frequency, start_level_t StartLevel, uint16_t InternalDepth,
174			uint16_t ExtControlDepth, bool FlipPhase, unsigned int SampleRate
175			) {
176			T::trigger(Frequency, StartLevel, InternalDepth, ExtControlDepth, FlipPhase, SampleRate);
177			}
178	iliev	2225
179			virtual void SetPhase(float phase) { T::setPhase(phase); }
180	iliev	2227
181			virtual void SetFrequency(float Frequency, unsigned int SampleRate) {
182			T::setFrequency(Frequency, SampleRate);
183			}
184	iliev	2223	};
185
186	iliev	2226	class LFOUnit;
187
188			class FadeEGUnit: public EGUnit<EGADSR> {
189			public:
190			FadeEGUnit(SfzSignalUnitRack* rack): EGUnit<EGADSR>(rack) { }
191			virtual void Trigger() { }
192			virtual void EnterReleaseStage() { }
193			virtual void CancelRelease() { }
194
195			friend class LFOUnit;
196			};
197
198	iliev	2227	class LFOUnit: public SfzSignalUnit, public CCSignalUnit::Listener {
199	iliev	2219	public:
200	iliev	2226	::sfz::LFO* pLfoInfo;
201	iliev	2223	AbstractLfo* pLFO;
202	iliev	2226	FadeEGUnit suFadeEG;
203	iliev	2227	CCUnit suFreqOnCC;
204	iliev	2219
205	iliev	2227	LFOUnit(SfzSignalUnitRack* rack);
206	iliev	2226	LFOUnit(const LFOUnit& Unit);
207	iliev	2219	void operator=(const LFOUnit& Unit) { Copy(Unit); }
208
209			void Copy(const LFOUnit& Unit) {
210	iliev	2227	pLfoInfo = Unit.pLfoInfo;
211	iliev	2226	suFadeEG = Unit.suFadeEG;
212	iliev	2219
213			SfzSignalUnit::Copy(Unit);
214			}
215
216	iliev	2229	virtual bool Active() { return pLfoInfo->freq > 0; }
217	iliev	2219	virtual void Trigger();
218			virtual void Increment();
219			virtual float GetLevel() { return Level; }
220	iliev	2227	virtual void ValueChanged(CCSignalUnit* pUnit);
221	iliev	2219	};
222	iliev	2218
223	iliev	2221	class LFOv1Unit: public LFOUnit {
224			public:
225			::sfz::LFO lfoInfo;
226	iliev	2223	LfoBase<LFOSigned> lfo;
227	iliev	2221
228	iliev	2223	LFOv1Unit(SfzSignalUnitRack* rack): LFOUnit(rack), lfo(1200.0f) {
229			pLfoInfo = &lfoInfo; pLFO = &lfo;
230			}
231	iliev	2221
232			virtual void Trigger();
233			};
234
235	iliev	2219	class LFOv2Unit: public LFOUnit {
236	iliev	2223	protected:
237			FixedArray<AbstractLfo*> lfos;
238			LfoBase<LFOSigned> lfo0; // triangle
239			LfoBase<SineLFO<range_signed> > lfo1; // sine
240			LfoBase<PulseLFO<range_unsigned, 750> > lfo2; // pulse 75%
241			LfoBase<SquareLFO<range_signed> > lfo3; // square
242			LfoBase<PulseLFO<range_unsigned, 250> > lfo4; // pulse 25%
243			LfoBase<PulseLFO<range_unsigned, 125> > lfo5; // pulse 12,5%
244			LfoBase<SawLFO<range_unsigned, true> > lfo6; // saw up
245			LfoBase<SawLFO<range_unsigned, false> > lfo7; // saw down
246
247
248	iliev	2219	public:
249	iliev	2225	CCUnit suPitchOnCC;
250
251	iliev	2223	LFOv2Unit(SfzSignalUnitRack* rack);
252	iliev	2219
253			virtual void Trigger();
254			};
255	iliev	2218
256	iliev	2221	class AmpLFOUnit: public LFOv1Unit {
257			public:
258			AmpLFOUnit(SfzSignalUnitRack* rack): LFOv1Unit(rack) { }
259
260			virtual void Trigger();
261			};
262	iliev	2219
263	iliev	2221	class PitchLFOUnit: public LFOv1Unit {
264			public:
265	iliev	2224	CCUnit suDepthCC;
266	iliev	2221
267	iliev	2224	PitchLFOUnit(SfzSignalUnitRack* rack): LFOv1Unit(rack), suDepthCC(rack) { }
268
269	iliev	2221	virtual void Trigger();
270			};
271	iliev	2219
272	iliev	2221	class FilLFOUnit: public LFOv1Unit {
273			public:
274			FilLFOUnit(SfzSignalUnitRack* rack): LFOv1Unit(rack) { }
275
276			virtual void Trigger();
277			};
278
279
280
281	iliev	2224	class EndpointUnit: public EndpointSignalUnit {
282	iliev	2218	public:
283			Voice* pVoice;
284
285			EndpointUnit(SfzSignalUnitRack* rack);
286
287			virtual void Trigger();
288
289			/** The endpoint should be active until the volume EG is active. */
290			virtual bool Active();
291
292			virtual float GetVolume();
293			virtual float GetFilterCutoff();
294			virtual float GetPitch();
295			virtual float GetResonance();
296	iliev	2219	virtual float GetPan();
297	iliev	2218
298			SfzSignalUnitRack* const GetRack();
299	iliev	2219
300			virtual float CalculateResonance(float res) {
301			return GetResonance() + res;
302			}
303	iliev	2218	};
304
305
306			class SfzSignalUnitRack : public SignalUnitRack {
307			private:
308			EndpointUnit suEndpoint;
309	iliev	2229	AmpEGUnit suVolEG;
310	iliev	2222	FilEGUnit suFilEG;
311	iliev	2220	PitchEGUnit suPitchEG;
312	iliev	2218
313	iliev	2221	AmpLFOUnit suAmpLFO;
314			PitchLFOUnit suPitchLFO;
315			FilLFOUnit suFilLFO;
316
317	iliev	2218	FixedArray<EGv2Unit*> EGs;
318
319			// used for optimization - contains only the ones that are modulating volume
320			FixedArray<EGv2Unit*> volEGs;
321
322			// used for optimization - contains only the ones that are modulating pitch
323			FixedArray<EGv2Unit*> pitchEGs;
324
325	iliev	2219
326			FixedArray<LFOv2Unit*> LFOs;
327
328	iliev	2225	// used for optimization - contains only the ones that are modulating pitch
329			FixedArray<LFOv2Unit*> pitchLFOs;
330
331	iliev	2219	// used for optimization - contains only the ones that are modulating filter cutoff
332			FixedArray<LFOv2Unit*> filLFOs;
333
334			// used for optimization - contains only the ones that are modulating resonance
335			FixedArray<LFOv2Unit*> resLFOs;
336
337			// used for optimization - contains only the ones that are modulating pan
338			FixedArray<LFOv2Unit*> panLFOs;
339
340	iliev	2218
341			public:
342			Voice* const pVoice;
343
344			/**
345			* @param Voice The voice to which this rack belongs.
346			*/
347			SfzSignalUnitRack(Voice* voice);
348			~SfzSignalUnitRack();
349
350			virtual EndpointSignalUnit* GetEndpointUnit();
351
352			virtual void Trigger();
353			virtual void EnterFadeOutStage();
354
355			friend class EndpointUnit;
356			};
357			}} // namespace LinuxSampler::sfz
358
359			#endif /* __LS_SFZSIGNALUNITRACK_H__ */
360