engines/sf2/SF2SignalUnitRack.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_SF2SIGNALUNITRACK_H__
#define __LS_SF2SIGNALUNITRACK_H__

#include "../common/SignalUnitRack.h"
#include "../sfz/EGADSR.h"
#include "../common/AbstractVoice.h"

namespace LinuxSampler { namespace sf2 {
    
    class Voice;
    class SF2SignalUnitRack;
    
    class SFSignalUnit: public SignalUnit {
        public:
            Voice* pVoice;

            SFSignalUnit(SF2SignalUnitRack* rack);
    };
    
    class EGUnit : public SFSignalUnit, public ::LinuxSampler::sfz::EGADSR {
        public:
            EGUnit(SF2SignalUnitRack* rack): SFSignalUnit(rack) { }

            virtual bool  Active() { return active(); }
            virtual float GetLevel() { return getLevel(); }
            virtual void  EnterReleaseStage();
            virtual void  CancelRelease();
    };

    class VolEGUnit : public EGUnit {
        public:
            VolEGUnit(SF2SignalUnitRack* rack): EGUnit(rack) { }

            virtual void  Trigger();
            virtual void  Increment();
    };

    class ModEGUnit : public EGUnit {
        public:
            ModEGUnit(SF2SignalUnitRack* rack): EGUnit(rack) { }

            virtual void  Trigger();
            virtual void  Increment();
    };

    class ModLfoUnit : public SFSignalUnit, public LFOSigned {
        public:
            ModLfoUnit(SF2SignalUnitRack* rack): SFSignalUnit(rack), LFOSigned(1200.0f) { }
            virtual bool  Active() { return true; }
            virtual void  Trigger();
            virtual void  Increment();
            virtual float GetLevel() { return Level; }
    };

    class VibLfoUnit : public SFSignalUnit, public LFOSigned {
        public:
            VibLfoUnit(SF2SignalUnitRack* rack): SFSignalUnit(rack), LFOSigned(1200.0f) { }
            virtual bool  Active() { return true; }
            virtual void  Trigger();
            virtual void  Increment();
            virtual float GetLevel() { return Level; }
    };
    
    class EndpointUnit : public EndpointSignalUnit {
        public:
            Voice* pVoice;

            Parameter *prmVolEg, *prmModEgPitch, *prmModEgCutoff, *prmModLfoVol,
                      *prmModLfoPitch, *prmModLfoCutoff, *prmVibLfo;

            EndpointUnit(SF2SignalUnitRack* 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();
    };
    
    class SF2SignalUnitRack : public SignalUnitRack {
        private:
            VolEGUnit     suVolEG;
            ModEGUnit     suModEG;
            ModLfoUnit    suModLfo;
            VibLfoUnit    suVibLfo;
            EndpointUnit  suEndpoint;
            

        public:
            Voice* const pVoice;
        
            /**
             * @param Voice The voice to which this rack belongs.
             */
            SF2SignalUnitRack(Voice* Voice);

            virtual EndpointSignalUnit*  GetEndpointUnit();
    };
    
}} // namespace LinuxSampler::sf2

#endif  /* __LS_SF2SIGNALUNITRACK_H__ */
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	#ifndef __LS_SF2SIGNALUNITRACK_H__
24	#define __LS_SF2SIGNALUNITRACK_H__
25
26	#include "../common/SignalUnitRack.h"
27	#include "../sfz/EGADSR.h"
28	#include "../common/AbstractVoice.h"
29
30	namespace LinuxSampler { namespace sf2 {
31
32	class Voice;
33	class SF2SignalUnitRack;
34
35	class SFSignalUnit: public SignalUnit {
36	public:
37	Voice* pVoice;
38
39	SFSignalUnit(SF2SignalUnitRack* rack);
40	};
41
42	class EGUnit : public SFSignalUnit, public ::LinuxSampler::sfz::EGADSR {
43	public:
44	EGUnit(SF2SignalUnitRack* rack): SFSignalUnit(rack) { }
45
46	virtual bool Active() { return active(); }
47	virtual float GetLevel() { return getLevel(); }
48	virtual void EnterReleaseStage();
49	virtual void CancelRelease();
50	};
51
52	class VolEGUnit : public EGUnit {
53	public:
54	VolEGUnit(SF2SignalUnitRack* rack): EGUnit(rack) { }
55
56	virtual void Trigger();
57	virtual void Increment();
58	};
59
60	class ModEGUnit : public EGUnit {
61	public:
62	ModEGUnit(SF2SignalUnitRack* rack): EGUnit(rack) { }
63
64	virtual void Trigger();
65	virtual void Increment();
66	};
67
68	class ModLfoUnit : public SFSignalUnit, public LFOSigned {
69	public:
70	ModLfoUnit(SF2SignalUnitRack* rack): SFSignalUnit(rack), LFOSigned(1200.0f) { }
71	virtual bool Active() { return true; }
72	virtual void Trigger();
73	virtual void Increment();
74	virtual float GetLevel() { return Level; }
75	};
76
77	class VibLfoUnit : public SFSignalUnit, public LFOSigned {
78	public:
79	VibLfoUnit(SF2SignalUnitRack* rack): SFSignalUnit(rack), LFOSigned(1200.0f) { }
80	virtual bool Active() { return true; }
81	virtual void Trigger();
82	virtual void Increment();
83	virtual float GetLevel() { return Level; }
84	};
85
86	class EndpointUnit : public EndpointSignalUnit {
87	public:
88	Voice* pVoice;
89
90	Parameter prmVolEg, prmModEgPitch, prmModEgCutoff, prmModLfoVol,
91	prmModLfoPitch, prmModLfoCutoff, *prmVibLfo;
92
93	EndpointUnit(SF2SignalUnitRack* rack);
94
95	virtual void Trigger();
96
97	/** The endpoint should be active until the volume EG is active. */
98	virtual bool Active();
99
100	virtual float GetVolume();
101	virtual float GetFilterCutoff();
102	virtual float GetPitch();
103	virtual float GetResonance();
104	};
105
106	class SF2SignalUnitRack : public SignalUnitRack {
107	private:
108	VolEGUnit suVolEG;
109	ModEGUnit suModEG;
110	ModLfoUnit suModLfo;
111	VibLfoUnit suVibLfo;
112	EndpointUnit suEndpoint;
113
114
115	public:
116	Voice* const pVoice;
117
118	/**
119	* @param Voice The voice to which this rack belongs.
120	*/
121	SF2SignalUnitRack(Voice* Voice);
122
123	virtual EndpointSignalUnit* GetEndpointUnit();
124	};
125
126	}} // namespace LinuxSampler::sf2
127
128	#endif /* __LS_SF2SIGNALUNITRACK_H__ */