PWG2/FEMTOSCOPY/AliFemto/Analysis/AliFemtoAnalysis.h

   1 /**************************************************************************
   2  AliFemtoAnalysis - the most basic analysis there is.
   3  Most others (e.g. AliFemtoVertexAnalysis) wrap this one.
   4 **************************************************************************/
   5
   6 #ifndef AliFemtoAnalysis_hh
   7 #define AliFemtoAnalysis_hh
   8 //#ifndef StMaker_H
   9 //#include "StMaker.h"
  10 //#endif
  11
  12 #include "Base/AliFemtoBaseAnalysis.h"        // base analysis class
  13 #include "Base/AliFemtoPairCut.h"
  14 #include "Base/AliFemtoEventCut.h"
  15 #include "Base/AliFemtoParticleCut.h"
  16 #include "Base/AliFemtoCorrFctn.h"
  17 #include "Infrastructure/AliFemtoCorrFctnCollection.h"
  18 #include "Infrastructure/AliFemtoPicoEventCollection.h"
  19 #include "Infrastructure/AliFemtoParticleCollection.h"
  20 #include "Infrastructure/AliFemtoPicoEvent.h"
  21
  22 class AliFemtoPicoEventCollectionVectorHideAway;
  23
  24
  25 class AliFemtoAnalysis : public AliFemtoBaseAnalysis {
  26
  27  friend class AliFemtoLikeSignAnalysis;
  28
  29  public:
  30   AliFemtoAnalysis();
  31   AliFemtoAnalysis(const AliFemtoAnalysis& OriginalAnalysis);  // copy constructor
  32   virtual ~AliFemtoAnalysis();
  33
  34   AliFemtoAnalysis& operator=(const AliFemtoAnalysis& aAna);
  35
  36   // Gets and Sets
  37
  38   virtual AliFemtoPairCut*       PairCut();
  39   virtual AliFemtoEventCut*      EventCut();
  40   virtual AliFemtoParticleCut*   FirstParticleCut();
  41   virtual AliFemtoParticleCut*   SecondParticleCut();
  42
  43   AliFemtoCorrFctnCollection* CorrFctnCollection();
  44   virtual AliFemtoCorrFctn* CorrFctn(int n);     // Access to CFs within the collection
  45   void AddCorrFctn(AliFemtoCorrFctn* AnotherCorrFctn);
  46
  47   void SetPairCut(AliFemtoPairCut* ThePairCut);
  48   void SetEventCut(AliFemtoEventCut* TheEventCut);
  49   void SetFirstParticleCut(AliFemtoParticleCut* TheFirstParticleCut);
  50   void SetSecondParticleCut(AliFemtoParticleCut* TheSecondParticleCut);
  51
  52   void SetMinSizePartCollection(unsigned int minSize);
  53
  54   unsigned int NumEventsToMix();
  55   void SetNumEventsToMix(const unsigned int& NumberOfEventsToMix);
  56   AliFemtoPicoEvent* CurrentPicoEvent();
  57   AliFemtoPicoEventCollection* MixingBuffer();
  58   bool MixingBufferFull();
  59
  60   bool AnalyzeIdenticalParticles();
  61   virtual AliFemtoString Report();       //! returns reports of all cuts applied and correlation functions being done
  62
  63   virtual void EventBegin(const AliFemtoEvent* TheEventToBegin); // startup for EbyE
  64   virtual void ProcessEvent(const AliFemtoEvent* EventToProcess);
  65   virtual void EventEnd(const AliFemtoEvent* TheEventToWrapUp);   // cleanup for EbyE
  66   int GetNeventsProcessed();
  67
  68   virtual void Finish();
  69
  70  protected:
  71
  72   void AddEventProcessed();
  73   void MakePairs(const char* type,
  74                  AliFemtoParticleCollection* ParticlesPassingCut1,
  75                  AliFemtoParticleCollection* ParticlesPssingCut2=0);
  76
  77   AliFemtoPicoEventCollectionVectorHideAway* fPicoEventCollectionVectorHideAway;  /* Mixing Buffer used for Analyses which wrap this one */
  78
  79   AliFemtoPairCut*             fPairCut;             /* cut applied to pairs */
  80   AliFemtoCorrFctnCollection*  fCorrFctnCollection;  /* correlation functions of this analysis */
  81   AliFemtoEventCut*            fEventCut;            /* cut to select events */
  82   AliFemtoParticleCut*         fFirstParticleCut;    /* select particles of type #1 */
  83   AliFemtoParticleCut*         fSecondParticleCut;   /* select particles of type #2 */
  84   AliFemtoPicoEventCollection* fMixingBuffer;        /* mixing buffer used in this simplest analysis */
  85   AliFemtoPicoEvent*           fPicoEvent;           /* The current event, in the small (pico) form */
  86   unsigned int fNumEventsToMix;                      /* How many "previous" events get mixed with this one, to make background */
  87   unsigned int fNeventsProcessed;                    /* How many events processed so far */
  88
  89   unsigned int fMinSizePartCollection;               /* Don't use event if it has fewer than this many particles passing ParticleCuts default 0*/
  90
  91 #ifdef __ROOT__
  92   ClassDef(AliFemtoAnalysis, 0)
  93 #endif
  94
  95     };
  96
  97 // Get's
  98 inline AliFemtoPairCut*             AliFemtoAnalysis::PairCut() {return fPairCut;}
  99 inline AliFemtoEventCut*            AliFemtoAnalysis::EventCut() {return fEventCut;}
 100 inline AliFemtoParticleCut*         AliFemtoAnalysis::FirstParticleCut() {return fFirstParticleCut;}
 101 inline AliFemtoParticleCut*         AliFemtoAnalysis::SecondParticleCut() {return fSecondParticleCut;}
 102 inline AliFemtoCorrFctnCollection*  AliFemtoAnalysis::CorrFctnCollection() {return fCorrFctnCollection;}
 103 inline unsigned int              AliFemtoAnalysis::NumEventsToMix(){return fNumEventsToMix;}
 104 inline AliFemtoPicoEvent*           AliFemtoAnalysis::CurrentPicoEvent() {return fPicoEvent;}
 105
 106 inline AliFemtoPicoEventCollection*  AliFemtoAnalysis::MixingBuffer() {return fMixingBuffer;}
 107
 108 // Set's
 109 inline bool AliFemtoAnalysis::AnalyzeIdenticalParticles(){return (fFirstParticleCut==fSecondParticleCut);}
 110 inline void AliFemtoAnalysis::SetPairCut(AliFemtoPairCut* x) { fPairCut = x; x->SetAnalysis((AliFemtoBaseAnalysis*)this);}
 111 inline void AliFemtoAnalysis::AddCorrFctn(AliFemtoCorrFctn* cf) {fCorrFctnCollection->push_back(cf); cf->SetAnalysis((AliFemtoBaseAnalysis*)this);}
 112 inline void AliFemtoAnalysis::SetEventCut(AliFemtoEventCut* x) {fEventCut = x; x->SetAnalysis((AliFemtoBaseAnalysis*)this);}
 113 inline void AliFemtoAnalysis::SetFirstParticleCut(AliFemtoParticleCut* x) {fFirstParticleCut = x; x->SetAnalysis((AliFemtoBaseAnalysis*)this);}
 114 inline void AliFemtoAnalysis::SetSecondParticleCut(AliFemtoParticleCut* x) {fSecondParticleCut = x; x->SetAnalysis((AliFemtoBaseAnalysis*)this);}
 115
 116 inline void AliFemtoAnalysis::SetNumEventsToMix(const unsigned int& nmix){ fNumEventsToMix = nmix;}
 117 inline bool AliFemtoAnalysis::MixingBufferFull(){return (fMixingBuffer->size() >= fNumEventsToMix);}
 118 inline int AliFemtoAnalysis::GetNeventsProcessed() {return fNeventsProcessed;}
 119
 120 inline void AliFemtoAnalysis::SetMinSizePartCollection(unsigned int minSize){fMinSizePartCollection = minSize;}
 121
 122 #endif