engines/sf2/Engine.h

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck    *
 *   Copyright (C) 2005-2009 Christian Schoenebeck                         *
 *   Copyright (C) 2009 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_SF2_ENGINE_H__
#define __LS_SF2_ENGINE_H__

#include "DiskThread.h"
#include "../EngineBase.h"
#include "Voice.h"
#include <sf2/SF.h>

namespace LinuxSampler { namespace sf2 {

    class Engine: public LinuxSampler::EngineBase<Voice, ::sf2::Region, ::sf2::Region, DiskThread, InstrumentResourceManager, ::sf2::InstrumentBase> {
        public:
            Engine() { }
            virtual ~Engine() { }
            // implementation of abstract methods derived from class 'LinuxSampler::Engine'
            virtual bool    DiskStreamSupported();
            virtual String  Description();
            virtual String  Version();
            
            virtual Format  GetEngineFormat();

            virtual void ProcessControlChange (
                LinuxSampler::EngineChannel*  pEngineChannel,
                Pool<Event>::Iterator&        itControlChangeEvent
            );

            friend class Voice;

        protected:
            virtual DiskThread* CreateDiskThread();

            virtual Pool<Voice>::Iterator LaunchVoice (
                LinuxSampler::EngineChannel* pEngineChannel,
                Pool<Event>::Iterator&       itNoteOnEvent,
                int                          iLayer,
                bool                         ReleaseTriggerVoice,
                bool                         VoiceStealing,
                bool                         HandleKeyGroupConflicts
            );

            virtual void TriggerNewVoices (
                LinuxSampler::EngineChannel*  pEngineChannel,
                RTList<Event>::Iterator&      itNoteOnEvent,
                bool                          HandleKeyGroupConflicts
            );

            void TriggerReleaseVoices (
                LinuxSampler::EngineChannel*  pEngineChannel,
                RTList<Event>::Iterator&      itNoteOffEvent
            );

        private:
            uint32_t RandomSeed;            ///< State of the random number generator used by the random dimension.
    };

}} // namespace LinuxSampler::sf2

#endif  /* __LS_SF2_ENGINE_H__ */

1	iliev	2012	/***************************************************************************
2			* *
3			* LinuxSampler - modular, streaming capable sampler *
4			* *
5			* Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck *
6			* Copyright (C) 2005-2009 Christian Schoenebeck *
7			* Copyright (C) 2009 Grigor Iliev *
8			* *
9			* This program is free software; you can redistribute it and/or modify *
10			* it under the terms of the GNU General Public License as published by *
11			* the Free Software Foundation; either version 2 of the License, or *
12			* (at your option) any later version. *
13			* *
14			* This program is distributed in the hope that it will be useful, *
15			* but WITHOUT ANY WARRANTY; without even the implied warranty of *
16			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
17			* GNU General Public License for more details. *
18			* *
19			* You should have received a copy of the GNU General Public License *
20			* along with this program; if not, write to the Free Software *
21			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
22			* MA 02111-1307 USA *
23			***************************************************************************/
24
25			#ifndef __LS_SF2_ENGINE_H__
26			#define __LS_SF2_ENGINE_H__
27
28			#include "DiskThread.h"
29			#include "../EngineBase.h"
30			#include "Voice.h"
31			#include <sf2/SF.h>
32
33			namespace LinuxSampler { namespace sf2 {
34
35			class Engine: public LinuxSampler::EngineBase<Voice, ::sf2::Region, ::sf2::Region, DiskThread, InstrumentResourceManager, ::sf2::InstrumentBase> {
36			public:
37			Engine() { }
38			virtual ~Engine() { }
39			// implementation of abstract methods derived from class 'LinuxSampler::Engine'
40			virtual bool DiskStreamSupported();
41			virtual String Description();
42			virtual String Version();
43
44			virtual Format GetEngineFormat();
45
46			virtual void ProcessControlChange (
47			LinuxSampler::EngineChannel* pEngineChannel,
48			Pool<Event>::Iterator& itControlChangeEvent
49			);
50
51			friend class Voice;
52
53			protected:
54			virtual DiskThread* CreateDiskThread();
55
56			virtual Pool<Voice>::Iterator LaunchVoice (
57			LinuxSampler::EngineChannel* pEngineChannel,
58			Pool<Event>::Iterator& itNoteOnEvent,
59			int iLayer,
60			bool ReleaseTriggerVoice,
61			bool VoiceStealing,
62			bool HandleKeyGroupConflicts
63			);
64
65			virtual void TriggerNewVoices (
66			LinuxSampler::EngineChannel* pEngineChannel,
67			RTList<Event>::Iterator& itNoteOnEvent,
68			bool HandleKeyGroupConflicts
69			);
70
71			void TriggerReleaseVoices (
72			LinuxSampler::EngineChannel* pEngineChannel,
73			RTList<Event>::Iterator& itNoteOffEvent
74			);
75
76			private:
77			uint32_t RandomSeed; ///< State of the random number generator used by the random dimension.
78			};
79
80			}} // namespace LinuxSampler::sf2
81
82			#endif /* __LS_SF2_ENGINE_H__ */
83