JetUESize-v2Psi2Centrality/src/UEvsEtaCentrality.h

0001 // Tell emacs that this is a C++ source
0002 //  -*- C++ -*-.
0003 #ifndef UEVSETACENTRALITY_H
0004 #define UEVSETACENTRALITY_H
0005
0006 #include <fun4all/SubsysReco.h>
0007
0008 #include <string>
0009
0010 class PHCompositeNode;
0011 class TH1F;
0012 class TH2F;
0013
0014 class UEvsEtaCentrality : public SubsysReco
0015 {
0016  public:
0017
0018   UEvsEtaCentrality(const std::string &name = "UEvsEtaCentrality", const std::string &outputfilename = "UEvsEtaCentrality.root");
0019
0020   ~UEvsEtaCentrality() override;
0021
0022   /** Called during initialization.
0023       Typically this is where you can book histograms, and e.g.
0024       register them to Fun4AllServer (so they can be output to file
0025       using Fun4AllServer::dumpHistos() method).
0026    */
0027   int Init(PHCompositeNode *topNode) override;
0028
0029   /** Called for first event when run number is known.
0030       Typically this is where you may want to fetch data from
0031       database, because you know the run number. A place
0032       to book histograms which have to know the run number.
0033    */
0034   int InitRun(PHCompositeNode *topNode) override;
0035
0036   /** Called for each event.
0037       This is where you do the real work.
0038    */
0039   int process_event(PHCompositeNode *topNode) override;
0040
0041   /// Clean up internals after each event.
0042   int ResetEvent(PHCompositeNode *topNode) override;
0043
0044   /// Called at the end of each run.
0045   int EndRun(const int runnumber) override;
0046
0047   /// Called at the end of all processing.
0048   int End(PHCompositeNode *topNode) override;
0049
0050   /// Reset
0051   int Reset(PHCompositeNode * /*topNode*/) override;
0052
0053   void Print(const std::string &what = "ALL") const override;
0054
0055  private:
0056
0057   std::string m_outputFileName;
0058
0059   TH2F *hv2_cent = nullptr;
0060   TH2F *hPsi2_cent = nullptr;
0061
0062   TH2F *hUEiHcalEta_Cent0_20 = nullptr;
0063   TH2F *hUEoHcalEta_Cent0_20 = nullptr;
0064   TH2F *hUEemcalEta_Cent0_20 = nullptr;
0065
0066   TH2F *hUEiHcalEta_Cent20_50 = nullptr;
0067   TH2F *hUEoHcalEta_Cent20_50 = nullptr;
0068   TH2F *hUEemcalEta_Cent20_50 = nullptr;
0069
0070   TH2F *hUEiHcalEta_Cent50_100 = nullptr;
0071   TH2F *hUEoHcalEta_Cent50_100 = nullptr;
0072   TH2F *hUEemcalEta_Cent50_100 = nullptr;
0073 };
0074
0075 #endif // UEVSETACENTRALITY_H