HBTAN/AliHBTWeightNonId3DCorrFctn.h

   1 #ifndef ALIHBTWEIGHTNONID3DCORRFCTN_H
   2 #define ALIHBTWEIGHTNONID3DCORRFCTN_H
   3
   4 ///////////////////////////////////////////////////////
   5 //                                                   //
   6 // AliHBTWeightNonId3DCorrFctn.h                     //
   7 //                                                   //
   8 // Class for calculating 3D non-id correlation       //
   9 // functions using method of weights                 //
  10 //                                                   //
  11 ///////////////////////////////////////////////////////
  12
  13 #include "AliHBTFunction.h"
  14
  15
  16 class AliHBTWeights;
  17
  18 class AliHBTWeightNonId3DCorrFctn: public AliHBTTwoPairFctn1D
  19 {
  20   public:
  21    AliHBTWeightNonId3DCorrFctn(const char* name = "nonid3DCF",
  22                                const char* title= "3D Non-Id Correlation Function");
  23
  24    AliHBTWeightNonId3DCorrFctn(const char* name, const char* title,
  25                                Int_t nbinsX, Float_t maxXval, Float_t minXval);
  26    AliHBTWeightNonId3DCorrFctn(const AliHBTWeightNonId3DCorrFctn& in);
  27
  28    virtual ~AliHBTWeightNonId3DCorrFctn();
  29
  30    void Init(); // InitFunction();
  31    void ProcessSameEventParticles(AliHBTPair* trackpair, AliHBTPair* partpair);
  32    void ProcessDiffEventParticles(AliHBTPair* trackpair, AliHBTPair* partpair);
  33
  34    void WriteFunction();
  35
  36    TH1*     GetResult();
  37
  38  protected:
  39
  40    Double_t GetValue(AliHBTPair* trackpair, AliHBTPair* partpair) {return trackpair->GetQInv()-partpair->GetQInv();}
  41    void BuildHistos(Int_t nbins, Float_t max, Float_t min);
  42
  43    TH1D* fWeightNumOutP;
  44    TH1D* fWeightDenOutP;
  45    TH1D* fWeightRatOutP;
  46    TH1D* fWeightNumOutN;
  47    TH1D* fWeightDenOutN;
  48    TH1D* fWeightRatOutN;
  49    TH1D* fWeightRatOut;
  50    TH1D* fWeightRatOutNOverP;
  51
  52    TH1D* fWeightNumSideP;
  53    TH1D* fWeightDenSideP;
  54    TH1D* fWeightRatSideP;
  55    TH1D* fWeightNumSideN;
  56    TH1D* fWeightDenSideN;
  57    TH1D* fWeightRatSideN;
  58    TH1D* fWeightRatSide;
  59    TH1D* fWeightRatSideNOverP;
  60
  61    TH1D* fWeightNumLongP;
  62    TH1D* fWeightDenLongP;
  63    TH1D* fWeightRatLongP;
  64    TH1D* fWeightNumLongN;
  65    TH1D* fWeightDenLongN;
  66    TH1D* fWeightRatLongN;
  67    TH1D* fWeightRatLong;
  68    TH1D* fWeightRatLongNOverP;
  69
  70
  71   private:
  72
  73     ClassDef(AliHBTWeightNonId3DCorrFctn,1)
  74 };
  75
  76 #endif