/[svn]/linuxsampler/trunk/src/engines/Engine.h
ViewVC logotype

Annotation of /linuxsampler/trunk/src/engines/Engine.h

Parent Directory Parent Directory | Revision Log Revision Log


Revision 1751 - (hide annotations) (download) (as text)
Mon Jul 28 07:36:35 2008 UTC (11 years, 11 months ago) by schoenebeck
File MIME type: text/x-c++hdr
File size: 3928 byte(s)
* bugfix: process chromatic / drumkit mode sysex message only for
  the respective engine channels that are connected to the MIDI
  input port on which the message was received

1 schoenebeck 887 /***************************************************************************
2     * *
3     * LinuxSampler - modular, streaming capable sampler *
4     * *
5 capela 1012 * Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck *
6 schoenebeck 1751 * Copyright (C) 2005-2008 Christian Schoenebeck *
7 schoenebeck 887 * *
8     * This program is free software; you can redistribute it and/or modify *
9     * it under the terms of the GNU General Public License as published by *
10     * the Free Software Foundation; either version 2 of the License, or *
11     * (at your option) any later version. *
12     * *
13     * This program is distributed in the hope that it will be useful, *
14     * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16     * GNU General Public License for more details. *
17     * *
18     * You should have received a copy of the GNU General Public License *
19     * along with this program; if not, write to the Free Software *
20     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
21     * MA 02111-1307 USA *
22     ***************************************************************************/
23    
24     #ifndef __LS_ENGINE_H__
25     #define __LS_ENGINE_H__
26    
27     #include "../common/global.h"
28 schoenebeck 947 #include "InstrumentManager.h"
29 schoenebeck 887
30     namespace LinuxSampler {
31    
32 schoenebeck 1751 // just symbol prototyping
33     class MidiInputPort;
34    
35 schoenebeck 887 /** @brief LinuxSampler Sampler Engine Interface
36     *
37     * Abstract base interface class for all LinuxSampler engines which
38     * defines all mandatory methods which have to be implemented by all
39     * sampler engine implementations.
40     */
41     class Engine {
42     public:
43    
44     /////////////////////////////////////////////////////////////////
45     // abstract methods
46     // (these have to be implemented by the descendant)
47    
48     virtual int RenderAudio(uint Samples) = 0;
49 schoenebeck 1751 virtual void SendSysex(void* pData, uint Size, MidiInputPort* pSender) = 0;
50 schoenebeck 887 virtual void Reset() = 0;
51     virtual void Enable() = 0;
52     virtual void Disable() = 0;
53     virtual uint VoiceCount() = 0;
54     virtual uint VoiceCountMax() = 0;
55     virtual bool DiskStreamSupported() = 0;
56     virtual uint DiskStreamCount() = 0;
57     virtual uint DiskStreamCountMax() = 0;
58     virtual String DiskStreamBufferFillBytes() = 0;
59     virtual String DiskStreamBufferFillPercentage() = 0;
60     virtual String Description() = 0;
61     virtual String Version() = 0;
62     virtual String EngineName() = 0;
63    
64 schoenebeck 947 /**
65     * Returns pointer to the Engine's InstrumentManager or NULL if
66     * the Engine does not provide an InstrumentManager.
67     *
68     * <b>Important:</b> All engine instances of the same engine
69     * type have to return the same InstrumentManager, that is all
70     * instances of the same engine type have to share one and
71     * the same InstrumentManager object.
72     */
73     virtual InstrumentManager* GetInstrumentManager() = 0;
74    
75 schoenebeck 887 protected:
76     virtual ~Engine() {}; // MUST only be destroyed by EngineFactory
77 capela 1012 void Unregister(); // Remove self from EngineFactory.
78 schoenebeck 887 friend class EngineFactory;
79     };
80    
81     } // namespace LinuxSampler
82    
83     #endif // __LS_ENGINE_H__

  ViewVC Help
Powered by ViewVC