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 TList;
  26 class TComplex;
  27 class Riostream;
  28
  29
  30 // Description: Maker to analyze Flow from the generated MC reaction plane.
  31 //              This class is used to get the real value of the flow
  32 //              to compare the other methods to when analysing simulated events.
  33
  34
  35 class AliFlowAnalysisWithMCEventPlane {
  36
  37  public:
  38
  39    AliFlowAnalysisWithMCEventPlane();            //default constructor
  40    virtual  ~AliFlowAnalysisWithMCEventPlane();  //destructor
  41
  42    void    Init();                             //defines variables and histograms
  43    void    Make(AliFlowEventSimple* anEvent, Double_t aRP);   //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    TList*   GetHistList() const                  { return this->fHistList ; }
  52
  53
  54  private:
  55
  56    AliFlowAnalysisWithMCEventPlane(const AliFlowAnalysisWithMCEventPlane& aAnalysis);             //copy constructor
  57    AliFlowAnalysisWithMCEventPlane& operator=(const AliFlowAnalysisWithMCEventPlane& aAnalysis);  //assignment operator
  58
  59
  60 #ifndef __CINT__
  61    TVector2*    fQsum;              // flow vector sum
  62    Double_t     fQ2sum;             // flow vector sum squared
  63 #endif /*__CINT__*/
  64
  65    Int_t        fEventNumber;       // event counter
  66    Bool_t       fDebug ;            //! flag for lyz analysis: more print statements
  67
  68    TList*       fHistList;          //list to hold all output histograms
  69
  70    AliFlowCommonHist* fCommonHists;              //
  71    AliFlowCommonHistResults* fCommonHistsRes;    //
  72
  73    TProfile*    fHistProFlow;       //
  74    TH1F*        fHistRP;            //
  75
  76    ClassDef(AliFlowAnalysisWithMCEventPlane,0)  // macro for rootcint
  77      };
  78
  79
  80 #endif
  81
  82