/* $Id$ */
//-------------------------------------------------------------------------
-// AOD track base class
-// Author: Markus Oldenburg, CERN
+// AOD jet class
+// Author: Andreas Morsch, CERN
//-------------------------------------------------------------------------
-#include <TRef.h>
-
-#include "AliVirtualParticle.h"
+#include <TLorentzVector.h>
+#include "AliVParticle.h"
+#include <TArrayI.h>
#include "AliAODVertex.h"
-class AliAODJet : public AliVirtualParticle {
+
+class AliAODJet : public AliVParticle {
public:
-
- AliAODJet();
-
- virtual ~AliAODJet();
- AliAODJet(const AliAODJet& trk);
- AliAODJet& operator=(const AliAODJet& trk);
-
- virtual Double_t Px() const { return 0.;}
- virtual Double_t Py() const { return 0.;}
- virtual Double_t Pz() const { return 0.;}
- virtual Double_t Pt() const { return 0.;}
- virtual Double_t P() const { return 0.;}
- virtual Double_t OneOverPt() const { return 0.;}
- virtual Double_t Phi() const { return 0.;}
- virtual Double_t Theta() const { return 0.;}
- virtual Double_t E() const { return 0.;}
- virtual Double_t M() const { return 0.;}
- virtual Double_t Eta() const { return 0.;}
- virtual Double_t Y() const { return 0.;}
- virtual Short_t Charge() const { return 0;}
- virtual const Double_t* PID() const { return NULL;}
-
- private :
-
- // Momentum & position
-
- ClassDef(AliAODJet,1);
+ AliAODJet();
+ AliAODJet(Double_t px, Double_t py, Double_t pz, Double_t e);
+ AliAODJet(TLorentzVector & p);
+ virtual ~AliAODJet();
+ AliAODJet(const AliAODJet& jet);
+ AliAODJet& operator=(const AliAODJet& jet);
+// AliVParticle methods
+ virtual Double_t Px() const { return fMomentum->Px(); }
+ virtual Double_t Py() const { return fMomentum->Py(); }
+ virtual Double_t Pz() const { return fMomentum->Pz(); }
+ virtual Double_t Pt() const { return fMomentum->Pt(); }
+ virtual Double_t P() const { return fMomentum->P(); }
+ virtual Double_t OneOverPt() const { return 1. / fMomentum->Pt(); }
+ virtual Bool_t PxPyPz(Double_t p[3]) const { p[0] = Px(); p[1] = Py(); p[2] = Pz(); return kTRUE; }
+ virtual Double_t Phi() const;
+ virtual Double_t Theta() const { return fMomentum->Theta(); }
+ virtual Double_t E() const { return fMomentum->E(); }
+ virtual Double_t M() const { return fMomentum->M(); }
+ virtual Double_t Eta() const { return fMomentum->Eta(); }
+ virtual Double_t Y() const { return fMomentum->Rapidity();}
+ virtual Double_t Xv() const {return -999.;} // put reasonable values here
+ virtual Double_t Yv() const {return -999.;} //
+ virtual Double_t Zv() const {return -999.;} //
+ virtual Bool_t XvYvZv(Double_t x[3]) const { x[0] = Xv(); x[1] = Yv(); x[2] = Zv(); return kTRUE; }
+ virtual Bool_t IsTriggeredEMCAL(){return (fTrigger&kEMCALTriggered)==kEMCALTriggered;}
+ virtual Bool_t IsTriggeredTRD(){return (fTrigger&kTRDTriggered)==kTRDTriggered;}
+ virtual UChar_t Trigger(){return fTrigger;}
+
+ virtual void AddTrack(TObject *tr);
+
+ TObject* GetTrack(Int_t i) {return fRefTracks->At(i);}
+ virtual void SetBgEnergy(Double_t bgEnCh, Double_t bgEnNe)
+ {fBackgEnergy[0] = bgEnCh; fBackgEnergy[1] = bgEnNe;}
+ virtual void SetEffArea(Double_t effACh, Double_t effANe, Double_t effAErrCh = 0, Double_t effAErrNe = 0)
+ {
+ fEffectiveArea[0] = effACh; fEffectiveArea[1] = effANe;
+ fEffectiveAreaError[0] = effAErrCh;
+ fEffectiveAreaError[1] = effAErrNe;
+ }
+ virtual void SetPxPyPzE(Double_t px, Double_t py, Double_t pz, Double_t e);
+ virtual void SetTrigger(UChar_t f){fTrigger |= f;}
+ virtual void ResetTrigger(UChar_t f){fTrigger &= ~f;}
+
+ virtual TRefArray* GetRefTracks() const { return fRefTracks;}
+ virtual Double_t ChargedBgEnergy() const { return fBackgEnergy[0];}
+ virtual Double_t NeutralBgEnergy() const { return fBackgEnergy[1];}
+ virtual Double_t TotalBgEnergy() const { return (fBackgEnergy[0] + fBackgEnergy[1]);}
+
+ virtual Double_t EffectiveAreaCharged() const { return fEffectiveArea[0];}
+ virtual Double_t EffectiveAreaNeutral() const { return fEffectiveArea[1];}
+ virtual Double_t ErrorEffectiveAreaCharged() const { return fEffectiveAreaError[0];}
+ virtual Double_t ErrorEffectiveAreaNeutral() const { return fEffectiveAreaError[1];}
+ virtual Double_t DeltaR(const AliVParticle* part);
+
+
+ TLorentzVector* MomentumVector() const {return fMomentum;}
+ virtual void Print(Option_t* /*option*/) const;
+
+// Dummy
+ virtual Short_t Charge() const { return 0;}
+ virtual const Double_t* PID() const { return NULL;}
+ virtual Int_t GetLabel() const { return -1;}
+//
+
+
+
+
+ /** Compare this class with an other instance of this class
+ * used in a TClonesArray::Sort()
+ * @param obj ptr to other instance
+ * @return Returns 0 when equal, 1 when this is smaller
+ * and -1 when bigger -- sorts descending
+ */
+ Int_t Compare( const TObject* obj) const;
+
+
+ /** Defines this class as being sortable in a TClonesArray
+ * @return always kTRUE;
+ */
+ Bool_t IsSortable() const { return kTRUE; }
+
+ // first only one bit for EMCAL and TRD, leave space for more
+ // trigger types and/or other detectors
+ enum {kEMCALTriggered = 1<<0,
+ kTRDTriggered = 4<<0};
+
+
+ private:
+ Double32_t fBackgEnergy[2]; // Subtracted background energy
+ Double32_t fEffectiveArea[2]; // Effective jet area used for background subtraction
+ Double32_t fEffectiveAreaError[2]; //[0,1,10] relative error of jet areas, 10 bit precision
+ Double32_t fNeutralFraction; //[0,1,12] Neutral fraction between 0 and 1 12 bit precision;
+ UChar_t fTrigger; // Bit mask to flag jets triggered by a certain detector
+ TLorentzVector* fMomentum; // Jet 4-momentum vector
+ TRefArray* fRefTracks; // array of references to the tracks belonging to the jet
+
+ ClassDef(AliAODJet,5);
+
};
+inline Double_t AliAODJet::Phi() const
+{
+ // Return phi
+ Double_t phi = fMomentum->Phi();
+ if (phi < 0.) phi += 2. * TMath::Pi();
+ return phi;
+}
+
#endif
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff