PWG2/FLOW/AliFlowAnalysisWithMCEventPlane.h

   1 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   2  * See cxx source for full Copyright notice                               */
   3
   4 /* $Id$ */
   5
   6
   7 #ifndef AliFlowAnalysisWithMCEventPlane_H
   8 #define AliFlowAnalysisWithMCEventPlane_H
   9
  10 #include "TVector2.h"          //called explicitly
  11 #include "AliFlowVector.h"
  12 #include "TString.h"
  13
  14 class AliFlowTrackSimple;
  15 class AliFlowEventSimple;
  16 class AliFlowCommonHist;
  17 class AliFlowCommonHistResults;
  18
  19 class TH1F;
  20 class TH1D;
  21 class TProfile;
  22 class TProfile2D;
  23 class TObjArray;
  24 class TFile;
  25 class TComplex;
  26 class Riostream;
  27
  28
  29 // Description: Maker to analyze Flow from the generated MC reaction plane.
  30 //              This class is used to get the real value of the flow
  31 //              to compare the other methods to when analysing simulated events.
  32
  33
  34 class AliFlowAnalysisWithMCEventPlane {
  35
  36  public:
  37
  38    AliFlowAnalysisWithMCEventPlane();   //default constructor
  39
  40    virtual  ~AliFlowAnalysisWithMCEventPlane();  //destructor
  41
  42    void    Init();                             //defines variables and histograms
  43    void    Make(AliFlowEventSimple* anEvent, Double_t fRP);   //calculates variables and fills histograms
  44    void    Finish();                           //saves histograms
  45
  46    void      SetDebug(Bool_t kt)                 { this->fDebug = kt ; }
  47    Bool_t    GetDebug() const                    { return this->fDebug ; }
  48
  49
  50    // Output
  51    void     SetHistFileName(TString name)       { this->fHistFileName = name ; } // Sets output file name
  52    TString  GetHistFileName() const             { return this->fHistFileName ; } // Gets output file name
  53    TFile*   GetHistFile() const                 { return this->fHistFile ; }     // Gets output file
  54
  55
  56  private:
  57
  58    AliFlowAnalysisWithMCEventPlane(const AliFlowAnalysisWithMCEventPlane& aAnalysis);
  59    AliFlowAnalysisWithMCEventPlane& operator=(const AliFlowAnalysisWithMCEventPlane& aAnalysis);
  60
  61
  62 #ifndef __CINT__
  63    AliFlowVector  fQ;       // flow vector
  64    TVector2  fQsum;         // flow vector sum
  65    Double_t  fQ2sum;        // flow vector sum squared
  66 #endif /*__CINT__*/
  67
  68    Int_t     fEventNumber;  // event counter
  69    Int_t     fMult;         // multiplicity
  70    Int_t     fNbins;        // number of bins
  71
  72    AliFlowTrackSimple*   fTrack ;     //!
  73
  74    Bool_t       fDebug ;            //! flag for lyz analysis: more print statements
  75
  76    TString      fHistFileName;      //!
  77    TFile*       fHistFile;          //!
  78
  79    AliFlowCommonHist* fCommonHists;              //!
  80    AliFlowCommonHistResults* fCommonHistsRes;    //!
  81
  82    TProfile*  fHistProFlow;         //!
  83    TH1F*      fHistRP;              //!
  84
  85    ClassDef(AliFlowAnalysisWithMCEventPlane,0)  // macro for rootcint
  86      };
  87
  88
  89 #endif
  90
  91