/[svn]/linuxsampler/trunk/src/engines/sfz/sfz.h
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revision 2091 by persson, Sat May 15 09:02:31 2010 UTC revision 2115 by persson, Thu Aug 12 15:36:15 2010 UTC
# Line 47  namespace sfz Line 47  namespace sfz
47      class Group;      class Group;
48      class Instrument;      class Instrument;
49      class File;      class File;
50        class LookupTable;
51    
52      class Sample : public LinuxSampler::SampleFileBase<Region> {      class Sample : public LinuxSampler::SampleFileBase<Region> {
53          public:          public:
# Line 297  namespace sfz Line 298  namespace sfz
298          int   lovel;     int   hivel;          int   lovel;     int   hivel;
299          Array<int> locc; Array<int> hicc;          Array<int> locc; Array<int> hicc;
300          int   lobend;    int   hibend;          int   lobend;    int   hibend;
301          int   lobpm;     int   hibpm;          float lobpm;     float hibpm;
302          int   lochanaft; int   hichanaft;          int   lochanaft; int   hichanaft;
303          int   lopolyaft; int   hipolyaft;          int   lopolyaft; int   hipolyaft;
304          int   loprog;    int   hiprog;          int   loprog;    int   hiprog;
# Line 320  namespace sfz Line 321  namespace sfz
321          trigger_t trigger;          trigger_t trigger;
322    
323          uint group;          uint group;
324          optional<int> off_by;          uint off_by;
325          off_mode_t off_mode;          off_mode_t off_mode;
326    
327          Array<int> on_locc; Array<int> on_hicc;          Array<int> on_locc; Array<int> on_hicc;
# Line 404  namespace sfz Line 405  namespace sfz
405          LinuxSampler::ArrayList<EG> eg;          LinuxSampler::ArrayList<EG> eg;
406      };      };
407    
408        class Query {
409        public:
410            uint8_t chan;        // MIDI channel
411            uint8_t key;         // MIDI note
412            uint8_t vel;         // MIDI velocity
413            int bend;            // MIDI pitch bend
414            uint8_t bpm;         // host BPM
415            uint8_t chanaft;     // MIDI channel pressure
416            uint8_t polyaft;     // MIDI polyphonic aftertouch
417            uint8_t prog;        // MIDI program change
418            float rand;          // generated random number
419            trigger_t trig;      // how it was triggered
420            uint8_t* cc;         // all 128 CC values
421            float timer;         // time since previous region in the group was triggered
422            bool* sw;            // state of region key switches, 128 possible values
423            uint8_t last_sw_key; // last key pressed in the key switch range
424            uint8_t prev_sw_key; // previous note value
425    
426            void search(const Instrument* pInstrument);
427            void search(const Instrument* pInstrument, int triggercc);
428            Region* next();
429        private:
430            LinuxSampler::ArrayList<Region*>* pRegionList;
431            int regionIndex;
432        };
433    
434      /////////////////////////////////////////////////////////////      /////////////////////////////////////////////////////////////
435      // class Region      // class Region
436    
# Line 428  namespace sfz Line 455  namespace sfz
455          uint GetLoopEnd();          uint GetLoopEnd();
456          uint GetLoopCount();          uint GetLoopCount();
457    
458          /// Return true if region is triggered by key          /// Return true if region is triggered by key. Region is
459          bool OnKey(uint8_t chan, uint8_t key, uint8_t vel,          /// assumed to come from a search in the lookup table.
460                 int bend, uint8_t bpm, uint8_t chanaft, uint8_t polyaft,          bool OnKey(const Query& q);
                uint8_t prog, float rand, trigger_t trig, uint8_t* cc,  
                float timer, bool* sw, uint8_t last_sw_key, uint8_t prev_sw_key);  
   
         /// Return true if region is triggered by control change  
         bool OnControl(uint8_t chan, uint8_t cont, uint8_t val,  
                    int bend, uint8_t bpm, uint8_t chanaft, uint8_t polyaft,  
                    uint8_t prog, float rand, trigger_t trig, uint8_t* cc,  
                    float timer, bool* sw, uint8_t last_sw_key, uint8_t prev_sw_key);  
461    
462          /// Return an articulation for the current state          /// Return an articulation for the current state
463           Articulation* GetArticulation(int bend, uint8_t bpm, uint8_t chanaft, uint8_t polyaft, uint8_t* cc);          Articulation* GetArticulation(int bend, uint8_t bpm, uint8_t chanaft, uint8_t polyaft, uint8_t* cc);
464    
465          // unique region id          // unique region id
466          int id;          int id;
# Line 464  namespace sfz Line 483  namespace sfz
483          std::string GetName() { return name; }          std::string GetName() { return name; }
484          SampleManager* GetSampleManager() { return pSampleManager; }          SampleManager* GetSampleManager() { return pSampleManager; }
485    
         /**  
          * @returns All regions that are triggered by key  
          */  
         std::vector<Region*> GetRegionsOnKey (  
             uint8_t chan, uint8_t key, uint8_t vel,  
             int bend, uint8_t bpm, uint8_t chanaft, uint8_t polyaft,  
             uint8_t prog, float rand, trigger_t trig, uint8_t* cc,  
             float timer, bool* sw, uint8_t last_sw_key, uint8_t prev_sw_key  
         );  
   
486          bool DestroyRegion(Region* pRegion);          bool DestroyRegion(Region* pRegion);
487          bool HasKeyBinding(uint8_t key);          bool HasKeyBinding(uint8_t key);
488          bool HasKeySwitchBinding(uint8_t key);          bool HasKeySwitchBinding(uint8_t key);
# Line 481  namespace sfz Line 490  namespace sfz
490          /// List of Regions belonging to this Instrument          /// List of Regions belonging to this Instrument
491          std::vector<Region*> regions;          std::vector<Region*> regions;
492    
493          friend class sfz::File;          friend class File;
494            friend class Query;
495    
496      private:      private:
497          std::string name;          std::string name;
498          std::vector<bool> KeyBindings;          std::vector<bool> KeyBindings;
499          std::vector<bool> KeySwitchBindings;          std::vector<bool> KeySwitchBindings;
500          SampleManager* pSampleManager;          SampleManager* pSampleManager;
501            LookupTable* pLookupTable;
502            LookupTable* pLookupTableCC[128];
503      };      };
504    
505      /////////////////////////////////////////////////////////////      /////////////////////////////////////////////////////////////
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