[u/mrichter/AliRoot.git] / PWGGA / EMCALTasks / AliESDJet.h

// $Id$

#ifndef AliESDJet_H
#define AliESDJet_H

#include "AliVParticle.h"
#include <TLorentzVector.h>
#include <TMath.h>

class AliESDJet : public AliVParticle
{
 public:
  AliESDJet() : AliVParticle(), fPt(0), fEta(0), fPhi(0), fM(0), fNEF(0), fArea(0), 
                fNch(0), fNn(0), fMaxCPt(0), fMaxNPt(0) {;}
  AliESDJet(Double_t pt, Double_t eta, Double_t phi, Double_t m);
  AliESDJet(Double_t px, Double_t py, Double_t pz);
  AliESDJet(const AliESDJet &jet); 
  AliESDJet& operator=(const AliESDJet &jet);

  Double_t    Px()                         const { return fPt*TMath::Cos(fPhi);  }
  Double_t    Py()                         const { return fPt*TMath::Cos(fPhi);  }
  Double_t    Pz()                         const { return fPt*TMath::SinH(fEta); }
  Double_t    Pt()                         const { return fPt;                   }
  Double_t    P()                          const { return fPt*TMath::CosH(fEta); }
  Bool_t      PxPyPz(Double_t p[3])        const { p[0]=Px();p[1]=Py();p[2]=Pz(); return 1;         }
  Double_t    Xv()                         const { return 0.;      }
  Double_t    Yv()                         const { return 0.;      }
  Double_t    Zv()                         const { return 0.;      }
  Bool_t      XvYvZv(Double_t x[3])        const { x[0]=0;x[1]=0;x[2]=0; return 1;                  }
  Double_t    OneOverPt()                  const { return 1./fPt;  }
  Double_t    Phi()                        const { return fPhi;    }
  Double_t    Theta()                      const { return 2*TMath::ATan(TMath::Exp(-fEta));         }
  Double_t    E()                          const { Double_t p=P(); return TMath::Sqrt(M()*M()+p*p); }
  Double_t    M()                          const { return 0.13957; }
  Double_t    Eta()                        const { return fEta;    }
  Double_t    Y()                          const { return 0.5*TMath::Log((E()+Pz())/(E()-Pz()));    }
  Short_t     Charge()                     const { return 0;       }
  Int_t       GetLabel()                   const { return -1;      }
  Int_t       PdgCode()                    const { return 0;       }
  const Double_t *PID()                    const { return 0;       }
  void        GetMom(TLorentzVector &vec)  const;
  void        Print(Option_t* option = "") const;
  Double_t    Area()                       const { return fArea;   }
  Double_t    NEF()                        const { return fNEF;    }
  UShort_t    N()                          const { return fNch+fNn;}
  void        SetArea(Double_t a)                { fArea = a;  }
  void        SetNEF(Double_t nef)               { fNEF = nef; }

 protected:
  Double32_t  fPt;           //[0,0,12]   pt 
  Double32_t  fEta;          //[-1,1,12]  eta
  Double32_t  fPhi;          //[0,6.3,12] phi
  Double32_t  fM;            //[0,0,8]    mass
  Double32_t  fNEF;          //[0,1,8]    neutral energy fraction
  Double32_t  fArea;         //[0,0,12]   area
  UShort_t    fNch;          //           number of charged constituents
  UShort_t    fNn;           //           number of neutral constituents
  Double32_t  fMaxCPt;       //[0,0,12]   pt of maximum track
  Double32_t  fMaxNPt;       //[0,0,12]   pt of maximum cluster

  ClassDef(AliESDJet,1) // ESD jet class in cylindrical coordinates
};
#endif
Commit	Line	Data
7df864a3	1	// $Id$
	2
	3	#ifndef AliESDJet_H
	4	#define AliESDJet_H
	5
7efbea04	6	#include "AliVParticle.h"
	7	#include <TLorentzVector.h>
	8	#include <TMath.h>
	9
	10	class AliESDJet : public AliVParticle
	11	{
7df864a3	12	public:
7efbea04	13	AliESDJet() : AliVParticle(), fPt(0), fEta(0), fPhi(0), fM(0), fNEF(0), fArea(0),
7efbea04	14	fNch(0), fNn(0), fMaxCPt(0), fMaxNPt(0) {;}
9cffd2d0	15	AliESDJet(Double_t pt, Double_t eta, Double_t phi, Double_t m);
7efbea04	16	AliESDJet(Double_t px, Double_t py, Double_t pz);
	17	AliESDJet(const AliESDJet &jet);
	18	AliESDJet& operator=(const AliESDJet &jet);
	19
	20	Double_t Px() const { return fPt*TMath::Cos(fPhi); }
	21	Double_t Py() const { return fPt*TMath::Cos(fPhi); }
	22	Double_t Pz() const { return fPt*TMath::SinH(fEta); }
	23	Double_t Pt() const { return fPt; }
	24	Double_t P() const { return fPt*TMath::CosH(fEta); }
	25	Bool_t PxPyPz(Double_t p[3]) const { p[0]=Px();p[1]=Py();p[2]=Pz(); return 1; }
	26	Double_t Xv() const { return 0.; }
	27	Double_t Yv() const { return 0.; }
	28	Double_t Zv() const { return 0.; }
	29	Bool_t XvYvZv(Double_t x[3]) const { x[0]=0;x[1]=0;x[2]=0; return 1; }
	30	Double_t OneOverPt() const { return 1./fPt; }
	31	Double_t Phi() const { return fPhi; }
	32	Double_t Theta() const { return 2*TMath::ATan(TMath::Exp(-fEta)); }
	33	Double_t E() const { Double_t p=P(); return TMath::Sqrt(M()M()+pp); }
	34	Double_t M() const { return 0.13957; }
	35	Double_t Eta() const { return fEta; }
	36	Double_t Y() const { return 0.5*TMath::Log((E()+Pz())/(E()-Pz())); }
	37	Short_t Charge() const { return 0; }
	38	Int_t GetLabel() const { return -1; }
	39	Int_t PdgCode() const { return 0; }
	40	const Double_t *PID() const { return 0; }
7efbea04	41	void GetMom(TLorentzVector &vec) const;
7efbea04	42	void Print(Option_t* option = "") const;
9cffd2d0	43	Double_t Area() const { return fArea; }
	44	Double_t NEF() const { return fNEF; }
	45	UShort_t N() const { return fNch+fNn;}
	46	void SetArea(Double_t a) { fArea = a; }
	47	void SetNEF(Double_t nef) { fNEF = nef; }
7efbea04	48
7df864a3	49	protected:
7efbea04	50	Double32_t fPt; //[0,0,12] pt
	51	Double32_t fEta; //[-1,1,12] eta
	52	Double32_t fPhi; //[0,6.3,12] phi
	53	Double32_t fM; //[0,0,8] mass
	54	Double32_t fNEF; //[0,1,8] neutral energy fraction
	55	Double32_t fArea; //[0,0,12] area
	56	UShort_t fNch; // number of charged constituents
	57	UShort_t fNn; // number of neutral constituents
	58	Double32_t fMaxCPt; //[0,0,12] pt of maximum track
	59	Double32_t fMaxNPt; //[0,0,12] pt of maximum cluster
7df864a3	60
7efbea04	61	ClassDef(AliESDJet,1) // ESD jet class in cylindrical coordinates
7df864a3	62	};
f472e642	63	#endif