/[svn]/linuxsampler/trunk/src/engines/common/Engine.h
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Annotation of /linuxsampler/trunk/src/engines/common/Engine.h

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Revision 203 - (hide annotations) (download) (as text)
Tue Jul 13 22:44:13 2004 UTC (14 years, 2 months ago) by schoenebeck
File MIME type: text/x-c++hdr
File size: 3920 byte(s)
forgot to change some things which was mandatory due to the recent
directory movements ('/src/audiodriver' -> '/src/drivers/audio',
'/src/mididriver' -> '/src/drivers/midi')

1 schoenebeck 53 /***************************************************************************
2     * *
3     * LinuxSampler - modular, streaming capable sampler *
4     * *
5 schoenebeck 56 * Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6 schoenebeck 53 * *
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_ENGINE_H__
24     #define __LS_ENGINE_H__
25    
26     #include "../../common/global.h"
27 schoenebeck 203 #include "../../drivers/audio/AudioOutputDevice.h"
28 schoenebeck 53
29     namespace LinuxSampler {
30    
31     // just symbol prototyping
32     class AudioOutputDevice;
33    
34     /** LinuxSampler Sampler Engine
35     *
36     * Abstract base class for all LinuxSampler engines.
37     */
38     class Engine {
39     public:
40 schoenebeck 64
41     /////////////////////////////////////////////////////////////////
42     // type definitions
43    
44     /**
45     * List with all currently implemented sampler engines.
46     */
47     enum type_t {
48     type_gig
49     };
50    
51    
52    
53     /////////////////////////////////////////////////////////////////
54     // abstract methods
55     // (these have to be implemented by the descendant)
56    
57 schoenebeck 53 virtual void LoadInstrument(const char* FileName, uint Instrument) = 0;
58     virtual void Reset() = 0;
59     virtual void Enable() = 0;
60     virtual void Disable() = 0;
61     virtual void SendNoteOn(uint8_t Key, uint8_t Velocity) = 0;
62     virtual void SendNoteOff(uint8_t Key, uint8_t Velocity) = 0;
63     virtual void SendPitchbend(int Pitch) = 0;
64     virtual void SendControlChange(uint8_t Controller, uint8_t Value) = 0;
65     virtual float Volume() = 0;
66     virtual void Volume(float f) = 0;
67     virtual void Connect(AudioOutputDevice* pAudioOut) = 0;
68     virtual void DisconnectAudioOutputDevice() = 0;
69     virtual int RenderAudio(uint Samples) = 0;
70     virtual uint VoiceCount() = 0;
71     virtual uint VoiceCountMax() = 0;
72     virtual bool DiskStreamSupported() = 0;
73     virtual uint DiskStreamCount() = 0;
74     virtual uint DiskStreamCountMax() = 0;
75     virtual String DiskStreamBufferFillBytes() = 0;
76     virtual String DiskStreamBufferFillPercentage() = 0;
77     virtual String Description() = 0;
78     virtual String Version() = 0;
79 senkov 112 virtual String EngineName() = 0;
80     virtual String InstrumentFileName() = 0;
81     virtual int InstrumentIndex() = 0;
82 capela 133 virtual int InstrumentStatus() = 0;
83 schoenebeck 53 };
84     }
85    
86     #endif // __LS_ENGINE_H__

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