/[svn]/linuxsampler/trunk/src/engines/gig/Engine.h
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revision 438 by persson, Wed Mar 9 22:12:15 2005 UTC revision 460 by schoenebeck, Mon Mar 14 22:35:44 2005 UTC
# Line 35  Line 35 
35  #include "EngineGlobals.h"  #include "EngineGlobals.h"
36  #include "../../common/RingBuffer.h"  #include "../../common/RingBuffer.h"
37  #include "../../common/Pool.h"  #include "../../common/Pool.h"
38    #include "../../common/ArrayList.h"
39  #include "../../common/ConditionServer.h"  #include "../../common/ConditionServer.h"
40  #include "../common/Engine.h"  #include "../common/Engine.h"
41  #include "../common/Event.h"  #include "../common/Event.h"
# Line 90  namespace LinuxSampler { namespace gig { Line 91  namespace LinuxSampler { namespace gig {
91              Pool<Voice>*            pVoicePool;            ///< Contains all voices that can be activated.              Pool<Voice>*            pVoicePool;            ///< Contains all voices that can be activated.
92              EventGenerator*         pEventGenerator;              EventGenerator*         pEventGenerator;
93              RTList<Event>*          pVoiceStealingQueue;   ///< All voice-launching events which had to be postponed due to free voice shortage.              RTList<Event>*          pVoiceStealingQueue;   ///< All voice-launching events which had to be postponed due to free voice shortage.
94              RTList<Event>*          pEvents;               ///< All events for the current audio fragment.              RTList<Event>*          pGlobalEvents;         ///< All engine global events for the current audio fragment (usually only SysEx messages).
95              Pool<Event>*            pEventPool;            ///< Contains all Event objects that can be used.              Pool<Event>*            pEventPool;            ///< Contains all Event objects that can be used.
             RTList<Event>*          pCCEvents;             ///< All control change events for the current audio fragment.  
96              RingBuffer<uint8_t>*    pSysexBuffer;          ///< Input buffer for MIDI system exclusive messages.              RingBuffer<uint8_t>*    pSysexBuffer;          ///< Input buffer for MIDI system exclusive messages.
             RTList<Event>*          pSynthesisEvents[Event::destination_count];     ///< Events directly affecting synthesis parameter (like pitch, volume and filter).  
97              float*                  pSynthesisParameters[Event::destination_count]; ///< Matrix with final synthesis parameters for the current audio fragment which will be used in the main synthesis loop.              float*                  pSynthesisParameters[Event::destination_count]; ///< Matrix with final synthesis parameters for the current audio fragment which will be used in the main synthesis loop.
98              biquad_param_t*         pBasicFilterParameters; ///< Biquad parameters of the basic bandpass filter.              biquad_param_t*         pBasicFilterParameters; ///< Biquad parameters of the basic bandpass filter.
99              biquad_param_t*         pMainFilterParameters;  ///< Main biquad parameters of the individual filter (lowpass / bandpass / highpass).              biquad_param_t*         pMainFilterParameters;  ///< Main biquad parameters of the individual filter (lowpass / bandpass / highpass).
100              int                     ActiveVoiceCount;      ///< number of currently active voices (this value will be returned for public calls)              int                     ActiveVoiceCount;      ///< number of currently active voices (this value will be returned for public calls)
101              int                     ActiveVoiceCountTemp;  ///< number of currently active voices (for internal usage, will be used for incrementation)              int                     ActiveVoiceCountTemp;  ///< number of currently active voices (for internal usage, will be used for incrementation)
102              int                     ActiveVoiceCountMax;   ///< the maximum voice usage since application start              int                     ActiveVoiceCountMax;   ///< the maximum voice usage since application start
103                int                     VoiceTheftsLeft;       ///< We only allow MAX_AUDIO_VOICES voices to be stolen per audio fragment, we use this variable to ensure this limit.
104                RTList<Voice>::Iterator itLastStolenVoice;     ///< Only for voice stealing: points to the last voice which was theft in current audio fragment, NULL otherwise.
105                RTList<uint>::Iterator  iuiLastStolenKey;      ///< Only for voice stealing: key number of last key on which the last voice was theft in current audio fragment, NULL otherwise.
106                EngineChannel*          pLastStolenChannel;    ///< Only for voice stealing: points to the engine channel on which the previous voice was stolen in this audio fragment.
107              bool                    SuspensionRequested;              bool                    SuspensionRequested;
108              ConditionServer         EngineDisabled;              ConditionServer         EngineDisabled;
109              int8_t                  ScaleTuning[12];       ///< contains optional detune factors (-64..+63 cents) for all 12 semitones of an octave              int8_t                  ScaleTuning[12];       ///< contains optional detune factors (-64..+63 cents) for all 12 semitones of an octave
110              int                     MaxFadeOutPos;         ///< The last position in an audio fragment to allow an instant fade out (e.g. for voice stealing) without leading to clicks.              int                     MaxFadeOutPos;         ///< The last position in an audio fragment to allow an instant fade out (e.g. for voice stealing) without leading to clicks.
111              uint32_t                RandomSeed;            ///< State of the random number generator used by the random dimension.              uint32_t                RandomSeed;            ///< State of the random number generator used by the random dimension.
112    
113              void RenderAudio(EngineChannel* pEngineChannel, uint Samples);              void ProcessEvents(EngineChannel* pEngineChannel, uint Samples);
114                void RenderActiveVoices(EngineChannel* pEngineChannel, uint Samples);
115                void RenderStolenVoices(uint Samples);
116                void PostProcess(EngineChannel* pEngineChannel);
117              void ClearEventLists();              void ClearEventLists();
118              void ImportEvents(RingBuffer<Event>* pEventQueue, uint Samples);              void ImportEvents(uint Samples);
119              void ProcessNoteOn(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent);              void ProcessNoteOn(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent);
120              void ProcessNoteOff(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOffEvent);              void ProcessNoteOff(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOffEvent);
121              void ProcessPitchbend(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itPitchbendEvent);              void ProcessPitchbend(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itPitchbendEvent);
# Line 134  namespace LinuxSampler { namespace gig { Line 140  namespace LinuxSampler { namespace gig {
140              friend class VCFCManipulator;              friend class VCFCManipulator;
141              friend class VCOManipulator;              friend class VCOManipulator;
142          private:          private:
143              std::list<EngineChannel*> engineChannels; ///< All engine channels of a gig::Engine instance.              ArrayList<EngineChannel*> engineChannels; ///< All engine channels of a gig::Engine instance.
144    
145              static std::map<AudioOutputDevice*,Engine*> engines; ///< All instances of gig::Engine.              static std::map<AudioOutputDevice*,Engine*> engines; ///< All instances of gig::Engine.
146    

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