/[svn]/linuxsampler/tags/singlechannel/src/audiothread.h
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Diff of /linuxsampler/tags/singlechannel/src/audiothread.h

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revision 15 by schoenebeck, Sun Nov 23 21:16:49 2003 UTC revision 20 by schoenebeck, Thu Dec 25 00:02:45 2003 UTC
# Line 45  Line 45 
45    
46  class AudioThread : public Thread {  class AudioThread : public Thread {
47      public:      public:
48          int ActiveVoiceCount;     ///< number of currently active voices          double Volume;               ///< overall volume (a value < 1.0 means attenuation, a value > 1.0 means amplification)
49          int ActiveVoiceCountMax;  ///< the maximum voice usage since application start          int    ActiveVoiceCount;     ///< number of currently active voices
50            int    ActiveVoiceCountMax;  ///< the maximum voice usage since application start
51    
52          AudioThread(AudioIO* pAudioIO, DiskThread* pDiskThread, gig::Instrument* pInstrument);          AudioThread(AudioIO* pAudioIO, DiskThread* pDiskThread, gig::Instrument* pInstrument);
53         ~AudioThread();         ~AudioThread();
54          void ProcessNoteOn(uint8_t Pitch, uint8_t Velocity);          void SendNoteOn(uint8_t Pitch, uint8_t Velocity);
55          void ProcessNoteOff(uint8_t Pitch, uint8_t Velocity);          void SendNoteOff(uint8_t Pitch, uint8_t Velocity);
56          void ProcessContinuousController(uint8_t Channel, uint8_t Number, uint8_t Value);          void SendControlChange(uint8_t Channel, uint8_t Number, uint8_t Value);
57      protected:      protected:
58          int Main(); ///< Implementation of virtual method from class Thread          int Main(); ///< Implementation of virtual method from class Thread
59      private:      private:
# Line 70  class AudioThread : public Thread { Line 71  class AudioThread : public Thread {
71              uint8_t        value;              uint8_t        value;
72          } command;          } command;
73          struct midi_key_info_t {          struct midi_key_info_t {
74              RTEList<Voice*>*             pActiveVoices; ///< Contains the active voices associated with the MIDI key.              RTEList<Voice*>*             pActiveVoices;      ///< Contains the active voices associated with the MIDI key.
75              RTEList<Voice*>::NodeHandle  hSustainPtr;   ///< Points to the voice element in the active voice list which has not received a note-off yet (this pointer is needed for sustain pedal handling)              RTEList<Voice*>::NodeHandle  hSustainPtr;        ///< Points to the voice element in the active voice list which has not received a note-off yet (this pointer is needed for sustain pedal handling)
76              bool                         Sustained;     ///< Is true if the MIDI key is currently sustained, thus if Note-off arrived while sustain pedal pressed.              bool                         Sustained;          ///< Is true if the MIDI key is currently sustained, thus if Note-off arrived while sustain pedal pressed.
77                bool                         KeyPressed;         ///< Is true if the respective MIDI key is currently pressed.
78                uint*                        pSustainPoolNode;   ///< FIXME: hack to allow fast deallocation of the key from the sustained key pool
79          };          };
80    
81          RingBuffer<command_t>*           pCommandQueue;          RingBuffer<command_t>*           pCommandQueue;
# Line 92  class AudioThread : public Thread { Line 95  class AudioThread : public Thread {
95          bool                             SustainPedal;       ///< true if sustain pedal is down          bool                             SustainPedal;       ///< true if sustain pedal is down
96          uint8_t                          PrevHoldCCValue;          uint8_t                          PrevHoldCCValue;
97    
98          void ActivateVoice(uint8_t MIDIKey, uint8_t Velocity);          void ProcessNoteOn(uint8_t MIDIKey, uint8_t Velocity);
99          void ReleaseVoice(uint8_t MIDIKey, uint8_t Velocity);          void ProcessNoteOff(uint8_t MIDIKey, uint8_t Velocity);
100            void ProcessControlChange(uint8_t Channel, uint8_t Number, uint8_t Value);
101          void ReleaseVoice(Voice* pVoice);          void ReleaseVoice(Voice* pVoice);
         void ContinuousController(uint8_t Channel, uint8_t Number, uint8_t Value);  
102          void CacheInitialSamples(gig::Sample* pSample);          void CacheInitialSamples(gig::Sample* pSample);
103  };  };
104    
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