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 /* $Id$ */
   7
   8 ///////////////////////////////////////////////////////////////////////////
   9 //                                                                       //
  10 //             Class AnalysisTaskAliPtMothFromPtDaugh                    //
  11 //   AnalysisTaskSE used for the reconstruction of mothers particles     //
  12 //   spectra (pT and pTMin) starting from the pT-spectra of              //
  13 //   daughters particles.                                                //
  14 //                                                                       //
  15 //   Contact: Giuseppe.Bruno@ba.infn.it & Fiorella.Fionda@ba.infn.it     //
  16 //                                                                       //
  17 ///////////////////////////////////////////////////////////////////////////
  18
  19 #include "AliAnalysisTaskSE.h"
  20
  21 class AliPtMothFromPtDaugh;
  22 class TNtuple;
  23 class TH1F;
  24 class TList;
  25
  26 class AliAnalysisTaskPtMothFromPtDaugh : public AliAnalysisTaskSE {
  27
  28 public:
  29   AliAnalysisTaskPtMothFromPtDaugh();
  30   AliAnalysisTaskPtMothFromPtDaugh(Bool_t IsNtuplaCreated);
  31   virtual ~AliAnalysisTaskPtMothFromPtDaugh();
  32
  33   virtual void  UserExec(Option_t *option);
  34   virtual void  UserCreateOutputObjects();
  35   virtual void  Terminate(Option_t *option);
  36
  37   void SetPtMothFromPtDaugh(AliPtMothFromPtDaugh * const ptExtr)
  38               { fPtMothDaugh = ptExtr; }             // set AliPtMothFromPtDaugh object
  39   void SetReadKineFromNtupla(Bool_t ReadKinematic)
  40               {fReadKineFromNtupla = ReadKinematic;} // set flag to read kinematics from Ntupla
  41   void SetNtuplaFileName(char *fileNtuplaName)
  42               {fFileNtuplaName=fileNtuplaName;}      // set file name from which Ntupla is read
  43   TNtuple *ReadNtuplaFromFile(char * inFileName);    // get the Ntupla from the file
  44   AliPtMothFromPtDaugh *GetPtMothFromPtDaugh(){return fPtMothDaugh;}
  45
  46 private:
  47
  48   AliPtMothFromPtDaugh    *fPtMothDaugh;        //Pointer to AliPtMothFromPtDaugh object
  49   TNtuple                 *fDecayKine;          //Ntupla to store kinematic information of Decay (optional output)
  50   Bool_t                   fReadKineFromNtupla; //kTRUE: read kinematics from Ntupla
  51                                                 //kFALSE: loops on events to evaluate Ntupla
  52   char                    *fFileNtuplaName;     //file name from which Ntupla is read
  53   TList                   *fList;               //List of mothers histograms (standard output)
  54
  55   AliAnalysisTaskPtMothFromPtDaugh(const AliAnalysisTaskPtMothFromPtDaugh &c);
  56   AliAnalysisTaskPtMothFromPtDaugh& operator= (const AliAnalysisTaskPtMothFromPtDaugh &c);
  57
  58   ClassDef(AliAnalysisTaskPtMothFromPtDaugh,1);  // task for analysis of mother pt spectrum from daughter pt spectrum
  59 };
  60 #endif