/[svn]/linuxsampler/trunk/src/engines/AbstractEngine.h
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Diff of /linuxsampler/trunk/src/engines/AbstractEngine.h

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revision 2297 by iliev, Fri Dec 9 15:04:55 2011 UTC revision 2434 by schoenebeck, Thu Mar 7 19:23:24 2013 UTC
# Line 4  Line 4 
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck    *   *   Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck    *
6   *   Copyright (C) 2005-2008 Christian Schoenebeck                         *   *   Copyright (C) 2005-2008 Christian Schoenebeck                         *
7   *   Copyright (C) 2009-2010 Christian Schoenebeck and Grigor Iliev        *   *   Copyright (C) 2009-2013 Christian Schoenebeck and Grigor Iliev        *
8   *                                                                         *   *                                                                         *
9   *   This program is free software; you can redistribute it and/or modify  *   *   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  *   *   it under the terms of the GNU General Public License as published by  *
# Line 51  namespace LinuxSampler { Line 51  namespace LinuxSampler {
51              virtual ~AbstractEngine();              virtual ~AbstractEngine();
52    
53              // implementation of abstract methods derived from class 'LinuxSampler::Engine'              // implementation of abstract methods derived from class 'LinuxSampler::Engine'
54              virtual void   SendSysex(void* pData, uint Size, MidiInputPort* pSender);              virtual void   SendSysex(void* pData, uint Size, MidiInputPort* pSender) OVERRIDE;
55              virtual void   Reset();              virtual void   Reset() OVERRIDE;
56              virtual void   Enable();              virtual void   Enable() OVERRIDE;
57              virtual void   Disable();              virtual void   Disable() OVERRIDE;
58              virtual uint   VoiceCount();              virtual uint   VoiceCount() OVERRIDE;
59              virtual uint   VoiceCountMax();              virtual uint   VoiceCountMax() OVERRIDE;
60              virtual String EngineName();              virtual String EngineName() OVERRIDE;
61    
62              virtual Format GetEngineFormat() = 0;              virtual Format GetEngineFormat() = 0;
63              virtual void   Connect(AudioOutputDevice* pAudioOut) = 0;              virtual void   Connect(AudioOutputDevice* pAudioOut) = 0;
64              virtual void   DisableAndLock();              virtual void   DisableAndLock();
65    
66              void SetVoiceCount(uint Count);// Simple array wrapper just to make sure memory is freed              void SetVoiceCount(uint Count);
             // when liblinuxsampler is unloaded  
67    
68              float Random() {              float Random() {
69                  RandomSeed = RandomSeed * 1103515245 + 12345; // classic pseudo random number generator                  RandomSeed = RandomSeed * 1103515245 + 12345; // classic pseudo random number generator
70                  return RandomSeed / 4294967296.0f;                  return RandomSeed / 4294967296.0f;
71              }              }
72                
73                // Simple array wrapper just to make sure memory is freed
74                // when liblinuxsampler is unloaded
75              class FloatTable {              class FloatTable {
76              private:              private:
77                  const float* array;                  const float* array;
# Line 110  namespace LinuxSampler { Line 111  namespace LinuxSampler {
111              int                        ActiveVoiceCountMax;   ///< the maximum voice usage since application start              int                        ActiveVoiceCountMax;   ///< the maximum voice usage since application start
112              atomic_t                   ActiveVoiceCount;      ///< number of currently active voices              atomic_t                   ActiveVoiceCount;      ///< number of currently active voices
113              int                        VoiceSpawnsLeft;       ///< We only allow CONFIG_MAX_VOICES voices to be spawned per audio fragment, we use this variable to ensure this limit.              int                        VoiceSpawnsLeft;       ///< We only allow CONFIG_MAX_VOICES voices to be spawned per audio fragment, we use this variable to ensure this limit.
             EqSupport*                 pEq;                   ///< Used for per voice equalization  
114    
115              void RouteAudio(EngineChannel* pEngineChannel, uint Samples);              void RouteAudio(EngineChannel* pEngineChannel, uint Samples);
116              void RouteDedicatedVoiceChannels(EngineChannel* pEngineChannel, optional<float> FxSendLevels[2], uint Samples);              void RouteDedicatedVoiceChannels(EngineChannel* pEngineChannel, optional<float> FxSendLevels[2], uint Samples);
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