ANALYSIS/AliEPSelectionTask.h

   1 #ifndef ALIEPSELECTIONTASK_H
   2 #define ALIEPSELECTIONTASK_H
   3
   4 /* Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. *
   5  * See cxx source for full Copyright notice                               */
   6
   7 //*****************************************************
   8 //   Class AliEPSelectionTask
   9 //   author: Alberica Toia, Johanna Gramling
  10 //*****************************************************
  11
  12 #include "AliAnalysisTaskSE.h"
  13
  14 class TFile;
  15 class TH1F;
  16 class TH2F;
  17 class TList;
  18 class TString;
  19 class TVector2;
  20
  21 class AliESDEvent;
  22 class AliESDtrackCuts;
  23 class AliESDtrack;
  24 class AliEventplane;
  25 class AliOADBContainer;
  26
  27 class AliEPSelectionTask : public AliAnalysisTaskSE {
  28
  29  public:
  30
  31   AliEPSelectionTask();
  32   AliEPSelectionTask(const char *name);
  33   virtual ~AliEPSelectionTask();
  34
  35   // Implementation of interface methods
  36   virtual void UserCreateOutputObjects();
  37   virtual void UserExec(Option_t *option);
  38   virtual void Terminate(Option_t *option);
  39
  40   TVector2 GetQ(AliEventplane* EP, TObjArray* event);
  41   void GetQsub(TVector2& Qsub1, TVector2& Qsub2, TObjArray* event);
  42   Double_t GetWeight(AliESDtrack* track);
  43   Double_t GetPhiWeight(AliESDtrack* track);
  44
  45   virtual void  SetDebugLevel(Int_t level) {fDebug = level;}
  46   void SetInput(const char* input)         {fAnalysisInput = input;}
  47   void SetUseMCRP()                        {fUseMCRP = kTRUE;}
  48   void SetUsePhiWeight()                   {fUsePhiWeight = kTRUE;}
  49   void SetUsePtWeight()                    {fUsePtWeight = kTRUE;}
  50   void SetSaveTrackContribution()          {fSaveTrackContribution = kTRUE;}
  51   void SetTrackType(TString tracktype);
  52   void SetPhiDist();
  53   void SetPersonalESDtrackCuts(AliESDtrackCuts* trackcuts);
  54   void SetPersonalPhiDistribution(const char* filename, char* listname);
  55
  56  private:
  57
  58   AliEPSelectionTask(const AliEPSelectionTask& ep);
  59   AliEPSelectionTask& operator= (const AliEPSelectionTask& ep);
  60
  61   TString  fAnalysisInput;              // "ESD", "AOD"
  62   TString  fTrackType;                  // "GLOBAL", "TPC"
  63   Bool_t   fUseMCRP;                    // i.e. usable for Therminator, when MC RP is provided
  64   Bool_t   fUsePhiWeight;               // use of phi weights
  65   Bool_t   fUsePtWeight;                // use of pT weights
  66   Bool_t   fSaveTrackContribution;      // storage of contribution of each track to Q-Vector
  67   Bool_t   fUserphidist;                // bool, if personal phi distribution should be used
  68   Bool_t   fUsercuts;                   // bool, if personal cuts should be used
  69   Int_t    fRunNumber;                  // runnumber
  70
  71   AliESDtrackCuts* fESDtrackCuts;       // track cuts
  72
  73   AliOADBContainer* fEPContainer;       //! OADB Container
  74   TH1F*  fPhiDist;                      // Phi distribution used to calculate phi weights
  75
  76   TVector2* fQVector;                   //! Q-Vector of the event
  77   Double_t* fQContributionX;            //! array of the tracks' contributions to X component of Q-Vector - index = track ID
  78   Double_t* fQContributionY;            //! array of the tracks' contributions to Y component of Q-Vector - index = track ID
  79   Double_t  fEventplaneQ;               //! Event plane angle from Q-Vector
  80   TVector2* fQsub1;                     //! Q-Vector of sub-event 1
  81   TVector2* fQsub2;                     //! Q-Vector of sub-event 2
  82   Double_t  fQsubRes;                   //! Difference of EP angles of subevents
  83
  84   TList* fOutputList;                   // Output histograms
  85   TH1F*  fHOutEventplaneQ;              //! control histogram: Event Plane angle
  86   TH1F*  fHOutPhi;                      //! control histogram: original phi distribution
  87   TH1F*  fHOutPhiCorr;                  //! control histogram: corrected phi distribution
  88   TH2F*  fHOutsub1sub2;                 //! control histogram: correlation of EP from subevents
  89   TH2F*  fHOutNTEPRes;                  //! control histogram: Difference of EP angles of subevents vs Nch
  90   TH2F*  fHOutPTPsi;                    //! control histogram: Difference of EP angle and emission angle of track vs track pT
  91   TH2F*  fHOutDiff;                     //! control histogram: Difference of MC RP and EP - only filled if fUseMCRP is true!
  92   TH2F*  fHOutleadPTPsi;                //! control histogram: emission angle of leading pT track vs EP angle
  93
  94   ClassDef(AliEPSelectionTask,4);
  95 };
  96
  97 #endif
  98