PWGDQ/dielectron/AliDielectronBtoJPSItoEle.h

   1 #ifndef ALIDIELECTRONBTOJPSITOELE_H\r
   2 #define ALIDIELECTRONBTOJPSITOELE_H\r
   3 /* Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *\r
   4  * See cxx source for full Copyright notice                               */\r
   5 \r
   6 //-------------------------------------------------------------------------\r
   7 //                         Class AliDielectronBtoJPSItoEle\r
   8 //                  Unbinned log-likelihood fit analysis class\r
   9 //\r
  10 //                             Origin: C.Di Giglio\r
  11 //       Contact: Carmelo.Digiglio@ba.infn.it , giuseppe.bruno@ba.infn.it\r
  12 //-------------------------------------------------------------------------\r
  13 \r
  14 #include "TH1F.h"\r
  15 \r
  16 class TNtuple ;\r
  17 class AliDielectronBtoJPSItoEleCDFfitHandler ; \r
  18 class AliDielectronBtoJPSItoEleCDFfitFCN ; \r
  19 \r
  20 class AliDielectronBtoJPSItoEle : public TNamed {\r
  21         public:\r
  22                 //\r
  23                 AliDielectronBtoJPSItoEle();\r
  24                 AliDielectronBtoJPSItoEle(const AliDielectronBtoJPSItoEle& source);\r
  25                 AliDielectronBtoJPSItoEle& operator=(const AliDielectronBtoJPSItoEle& source);\r
  26                 virtual ~AliDielectronBtoJPSItoEle();\r
  27 \r
  28                 Int_t DoMinimization(Int_t step = 0);\r
  29                 void ReadCandidates(TNtuple* nt, Double_t* &x, Double_t* &m, Int_t * &typeCand, Int_t& n); // primary JPSI + secondary JPSI + bkg couples\r
  30 \r
  31                 void SetPtBin(Int_t BinNum) { fPtBin = BinNum ; }\r
  32                 void SetCsiMC();\r
  33                 void SetFitHandler(Double_t* x /*pseudoproper*/, Double_t* m /*inv mass*/, Int_t *type /*type*/, Int_t ncand /*candidates*/); \r
  34                 void CloneMCtemplate(const TH1F* MCtemplate) {fMCtemplate = (TH1F*)MCtemplate->Clone("fMCtemplate");}\r
  35                 void SetResTypeAnalysis(TString resType){fResType = resType;}\r
  36                 Double_t* GetResolutionConstants(Double_t* resolutionConst);\r
  37                 AliDielectronBtoJPSItoEleCDFfitHandler* GetCDFFitHandler() const { return fFCNfunction ; }\r
  38                 Int_t GetPtBin() const { return fPtBin ; }\r
  39 \r
  40         private:\r
  41                 //\r
  42                 AliDielectronBtoJPSItoEleCDFfitHandler* fFCNfunction; //! pointer to the interface class\r
  43                 Int_t fPtBin;                               // number of pt bin in which the analysis is performes\r
  44                 TH1F* fMCtemplate;                          //! template of the MC distribution for the x distribution of the secondary J/psi\r
  45                 TString fResType;                           // string with candidate's types considered\r
  46 \r
  47                 ClassDef(AliDielectronBtoJPSItoEle,1); // AliDielectronBtoJPSItoEle class\r
  48 };\r
  49 \r
  50 #endif\r