PWG3/base/AliAnalysisTaskPtMothFromPtDaugh.h

   1 #ifndef ALIANALYSISTASKPTMOTHFROMPTDAUGH_H
   2 #define ALIANALYSISTASKPTMOTHFROMPTDAUGH_H
   3 /* Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
   4  * See cxx source for full Copyright notice                               */
   5 ///////////////////////////////////////////////////////////////////////////
   6 //                                                                       //
   7 //             Class AnalysisTaskAliPtMothFromPtDaugh                    //
   8 //   AnalysisTaskSE used for the reconstruction of mothers particles     //
   9 //   spectra (pT and pTMin) starting from the pT-spectra of              //
  10 //   daughters particles.                                                //
  11 //                                                                       //
  12 //   Contact: Giuseppe.Bruno@ba.infn.it & Fiorella.Fionda@ba.infn.it     //
  13 //                                                                       //
  14 ///////////////////////////////////////////////////////////////////////////
  15
  16 #include "AliAnalysisTaskSE.h"
  17
  18 class AliPtMothFromPtDaugh;
  19 class TNtuple;
  20 class TH1F;
  21 class TList;
  22
  23 class AliAnalysisTaskPtMothFromPtDaugh : public AliAnalysisTaskSE {
  24
  25 public:
  26   AliAnalysisTaskPtMothFromPtDaugh();
  27   AliAnalysisTaskPtMothFromPtDaugh(Bool_t IsNtuplaCreated);
  28   virtual ~AliAnalysisTaskPtMothFromPtDaugh();
  29
  30   virtual void  UserExec(Option_t *option);
  31   virtual void  UserCreateOutputObjects();
  32   virtual void  Terminate(Option_t *option);
  33
  34   void SetPtMothFromPtDaugh(AliPtMothFromPtDaugh * const ptExtr)
  35               { fPtMothDaugh = ptExtr; }             // set AliPtMothFromPtDaugh object
  36   void SetReadKineFromNtupla(Bool_t ReadKinematic)
  37               {fReadKineFromNtupla = ReadKinematic;} // set flag to read kinematics from Ntupla
  38   void SetNtuplaFileName(char *fileNtuplaName)
  39               {fFileNtuplaName=fileNtuplaName;}      // set file name from which Ntupla is read
  40   TNtuple *ReadNtuplaFromFile(char * inFileName);    // get the Ntupla from the file
  41   AliPtMothFromPtDaugh *GetPtMothFromPtDaugh(){return fPtMothDaugh;}
  42
  43 private:
  44
  45   AliPtMothFromPtDaugh    *fPtMothDaugh;        //Pointer to AliPtMothFromPtDaugh object
  46   TNtuple                 *fDecayKine;          //Ntupla to store kinematic information of Decay (optional output)
  47   Bool_t                   fReadKineFromNtupla; //kTRUE: read kinematics from Ntupla
  48                                                 //kFALSE: loops on events to evaluate Ntupla
  49   char                    *fFileNtuplaName;     //file name from which Ntupla is read
  50   TList                   *fList;               //List of mothers histograms (standard output)
  51
  52   AliAnalysisTaskPtMothFromPtDaugh(const AliAnalysisTaskPtMothFromPtDaugh &c);
  53   AliAnalysisTaskPtMothFromPtDaugh& operator= (const AliAnalysisTaskPtMothFromPtDaugh &c);
  54
  55   ClassDef(AliAnalysisTaskPtMothFromPtDaugh,1);  // task for analysis of mother pt spectrum from daughter pt spectrum
  56 };
  57 #endif