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

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revision 2121 by schoenebeck, Tue Sep 14 17:09:08 2010 UTC revision 2297 by iliev, Fri Dec 9 15:04:55 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                float Random() {
70                    RandomSeed = RandomSeed * 1103515245 + 12345; // classic pseudo random number generator
71                    return RandomSeed / 4294967296.0f;
72                }
73                
74              class FloatTable {              class FloatTable {
75              private:              private:
76                  const float* array;                  const float* array;
# Line 103  namespace LinuxSampler { Line 110  namespace LinuxSampler {
110              int                        ActiveVoiceCountMax;   ///< the maximum voice usage since application start              int                        ActiveVoiceCountMax;   ///< the maximum voice usage since application start
111              atomic_t                   ActiveVoiceCount;      ///< number of currently active voices              atomic_t                   ActiveVoiceCount;      ///< number of currently active voices
112              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.
113                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);
# Line 119  namespace LinuxSampler { Line 127  namespace LinuxSampler {
127    
128              uint8_t GSCheckSum(const RingBuffer<uint8_t,false>::NonVolatileReader AddrReader, uint DataSize);              uint8_t GSCheckSum(const RingBuffer<uint8_t,false>::NonVolatileReader AddrReader, uint DataSize);
129    
             float Random() {  
                 RandomSeed = RandomSeed * 1103515245 + 12345; // classic pseudo random number generator  
                 return RandomSeed / 4294967296.0f;  
             }  
   
130              virtual void ResetInternal() = 0;              virtual void ResetInternal() = 0;
131              virtual void KillAllVoices(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itKillEvent) = 0;              virtual void KillAllVoices(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itKillEvent) = 0;
132              virtual void ProcessNoteOn(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent) = 0;              virtual void ProcessNoteOn(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent) = 0;
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