Line data    Source code

       1             : #ifndef ALIAODPWG4PARTICLECORRELATION_H
       2             : #define ALIAODPWG4PARTICLECORRELATION_H
       3             : /* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
       4             :  * See cxx source for full Copyright notice                               */
       5             : 
       6             : //-------------------------------------------------------------------------
       7             : /// \class AliAODPWG4ParticleCorrelation
       8             : /// \brief Daughter of AliAODPWG4Particle that includes correlation part
       9             : ///
      10             : ///  AOD objects class in use in the CaloTrackCorrelations
      11             : ///  analysis pacackge ($ALICE_PHYSICS/PWGGA/CaloTrackCorrelations). 
      12             : ///  Common format for selected tracks or calorimeter clusters to give as input
      13             : ///  for different analysis. Basically it contains the particle kinematics
      14             : ///  and some detailed parameters of the calorimeter cluster and of the intermediate
      15             : ///  steps of the analysis. 
      16             : ///
      17             : ///  Daughter of AliAODPWG4Particle, it includes correlations with respect 
      18             : ///  this (trigger) object: jets, tracks.
      19             : ///
      20             : ///  More information can be found in this [twiki](https://twiki.cern.ch/twiki/bin/viewauth/ALICE/PhotonHadronCorrelations).
      21             : ///
      22             : ///  \author Gustavo Conesa Balbastre <Gustavo.Conesa.Balbastre@cern.ch>, LPSC-IN2P3-CNRS
      23             : //-------------------------------------------------------------------------
      24             : 
      25             : //-- ROOT system --
      26             : #include "TList.h"
      27             : #include "AliAODJet.h"
      28             : 
      29             : //-- Analysis system
      30             : #include "AliAODPWG4Particle.h"
      31             : 
      32             : class AliAODPWG4ParticleCorrelation : public AliAODPWG4Particle {
      33             : 
      34             :  public:
      35             :   
      36             :   AliAODPWG4ParticleCorrelation();
      37             :   AliAODPWG4ParticleCorrelation(Double_t px, Double_t py, Double_t pz, Double_t e);
      38             :   AliAODPWG4ParticleCorrelation(TLorentzVector & p);  
      39             :   AliAODPWG4ParticleCorrelation(AliAODPWG4Particle & p);  
      40             :   AliAODPWG4ParticleCorrelation(const AliAODPWG4ParticleCorrelation& p);
      41             : 
      42             :   virtual ~AliAODPWG4ParticleCorrelation();
      43             :   virtual void   Clear(const Option_t* /*opt*/);
      44             :   
      45             :   // Deal with the arrays of correlated objects
      46             :   virtual TObjArray* GetObjArray(TString refname)      const
      47           0 :   { if(fListOfObjArrays) return (TObjArray*) fListOfObjArrays->FindObject(refname);
      48           0 :     else                 return 0x0 ; }
      49             :   
      50           0 :   virtual TList* GetObjArrayList()                     const { return  fListOfObjArrays        ; }
      51           0 :   virtual void   AddObjArray(TObjArray * refarray)           { fListOfObjArrays->Add(refarray) ; }
      52             : 
      53             :   // General info on leading particle opposite to trigger
      54           0 :   virtual Int_t  GetLeadingDetector()                  const { return fLeadingDetector ; }
      55           0 :   virtual void   SetLeadingDetector(Int_t d)                 { fLeadingDetector = d    ; }
      56             :   
      57           0 :   virtual TLorentzVector  GetLeading()                 const { return  fLeading ; }
      58           0 :   virtual void   SetLeading(TLorentzVector lead)             { fLeading = lead  ; }
      59             :   
      60             :   // trigger-Jet correlation
      61           0 :   virtual TLorentzVector  GetCorrelatedJet()           const { return  fCorrJet ; }
      62           0 :   virtual void   SetCorrelatedJet(TLorentzVector jet)        { fCorrJet = jet   ; }
      63             :   
      64           0 :   virtual TLorentzVector  GetCorrelatedBackground()    const { return  fCorrBkg ; }
      65           0 :   virtual void   SetCorrelatedBackground(TLorentzVector bkg) { fCorrBkg = bkg   ; }
      66             :   
      67           0 :   virtual void   SetRefJet(AliAODJet* jet)                   { fRefJet = jet    ; }
      68           0 :   virtual        AliAODJet* GetJet()                   const { return ((AliAODJet*) fRefJet.GetObject()) ; }
      69           0 :   virtual TRef   GetRefJet()                           const { return fRefJet   ; }
      70             :   
      71             :   virtual void   Print(Option_t* /*option*/) const;
      72             :   
      73             :  private:
      74             :   
      75             :   Int_t          fLeadingDetector;  ///< Detector where leading particle was measured.
      76             :   TLorentzVector fLeading;          ///< Leading Particle 4-momentum vector on opposite side of trigger particle
      77             :   TLorentzVector fCorrJet;          ///< Jet  4-momentum vector
      78             :   TLorentzVector fCorrBkg;          ///< Background  4-momentum vector
      79             :   TRef           fRefJet;           ///< Reference to jet found with JETAN and correlated with particle
      80             :   TList   *      fListOfObjArrays ; ///< List with correlation reference arrays
      81             :   
      82             :   /// Assignment operator not implemented.
      83             :   AliAODPWG4ParticleCorrelation& operator=(const AliAODPWG4ParticleCorrelation& p);
      84             :     
      85             :   /// \cond CLASSIMP
      86         170 :   ClassDef(AliAODPWG4ParticleCorrelation, 6);
      87             :   /// \endcond
      88             : 
      89             : };
      90             : 
      91             : 
      92             : #endif //ALIAODPWG4PARTICLECORRELATION_H