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

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revision 2072 by persson, Sat Mar 20 11:37:52 2010 UTC revision 2296 by iliev, Thu Dec 8 20:03:47 2011 UTC
# Line 33  Line 33 
33  #include "../common/RingBuffer.h"  #include "../common/RingBuffer.h"
34  #include "../drivers/audio/AudioOutputDevice.h"  #include "../drivers/audio/AudioOutputDevice.h"
35  #include "common/Event.h"  #include "common/Event.h"
36    #include "common/SignalUnitRack.h"
37    
38  namespace LinuxSampler {  namespace LinuxSampler {
39    
# Line 64  namespace LinuxSampler { Line 65  namespace LinuxSampler {
65    
66              void SetVoiceCount(uint Count);// Simple array wrapper just to make sure memory is freed              void SetVoiceCount(uint Count);// Simple array wrapper just to make sure memory is freed
67              // when liblinuxsampler is unloaded              // when liblinuxsampler is unloaded
68                
69              class FloatTable {              class FloatTable {
70              private:              private:
71                  const float* array;                  const float* array;
# Line 78  namespace LinuxSampler { Line 80  namespace LinuxSampler {
80              static const FloatTable CrossfadeCurve; ///< Table that maps crossfade control change values 0..127 to amplitude. Unity gain is at 127.              static const FloatTable CrossfadeCurve; ///< Table that maps crossfade control change values 0..127 to amplitude. Unity gain is at 127.
81    
82              AudioOutputDevice* pAudioOutputDevice;              AudioOutputDevice* pAudioOutputDevice;
83                
84                //TODO: should be protected
85                AudioChannel* pDedicatedVoiceChannelLeft;  ///< encapsulates a special audio rendering buffer (left) for rendering and routing audio on a per voice basis (this is a very special case and only used for voices which lie on a note which was set with individual, dedicated FX send level)
86                AudioChannel* pDedicatedVoiceChannelRight; ///< encapsulates a special audio rendering buffer (right) for rendering and routing audio on a per voice basis (this is a very special case and only used for voices which lie on a note which was set with individual, dedicated FX send level)
87    
88              friend class AbstractVoice;              friend class AbstractVoice;
89              friend class AbstractEngineChannel;              friend class AbstractEngineChannel;
# Line 99  namespace LinuxSampler { Line 105  namespace LinuxSampler {
105              int                        ActiveVoiceCountMax;   ///< the maximum voice usage since application start              int                        ActiveVoiceCountMax;   ///< the maximum voice usage since application start
106              atomic_t                   ActiveVoiceCount;      ///< number of currently active voices              atomic_t                   ActiveVoiceCount;      ///< number of currently active voices
107              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.
108                EqSupport*                 pEq;                   ///< Used for per voice equalization
109    
110              void RouteAudio(EngineChannel* pEngineChannel, uint Samples);              void RouteAudio(EngineChannel* pEngineChannel, uint Samples);
111                void RouteDedicatedVoiceChannels(EngineChannel* pEngineChannel, optional<float> FxSendLevels[2], uint Samples);
112              void ClearEventLists();              void ClearEventLists();
113              void ImportEvents(uint Samples);              void ImportEvents(uint Samples);
114              void ProcessSysex(Pool<Event>::Iterator& itSysexEvent);              void ProcessSysex(Pool<Event>::Iterator& itSysexEvent);
# Line 136  namespace LinuxSampler { Line 144  namespace LinuxSampler {
144              static float* InitCurve(const float* segments, int size = 128);              static float* InitCurve(const float* segments, int size = 128);
145    
146              void AdjustScale(int8_t ScaleTunes[12]);              void AdjustScale(int8_t ScaleTunes[12]);
147                bool RouteFxSend(FxSend* pFxSend, AudioChannel* ppSource[2], float FxSendLevel, uint Samples);
148      };      };
149    
150  } // namespace LinuxSampler  } // namespace LinuxSampler
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