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7df864a3 | 1 | #ifndef AliESDJet_H |
2 | #define AliESDJet_H | |
3 | ||
688670de | 4 | // $Id$ |
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), |
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()+p*p); } | |
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; |
42 | void Print(Option_t* option = "") const; | |
688670de | 43 | |
9cffd2d0 | 44 | Double_t Area() const { return fArea; } |
45 | Double_t NEF() const { return fNEF; } | |
46 | UShort_t N() const { return fNch+fNn;} | |
688670de | 47 | Double32_t MaxTrackPt() const { return fMaxCPt; } |
48 | Double32_t MaxClusterPt() const { return fMaxNPt; } | |
49 | ||
50 | void SetArea(Double_t a) { fArea = a; } | |
51 | void SetNEF(Double_t nef) { fNEF = nef; } | |
52 | void SetMaxTrackPt(Double32_t t) { fMaxCPt = t; } | |
53 | void SetMaxClusterPt(Double32_t t) { fMaxNPt = t; } | |
7efbea04 | 54 | |
7df864a3 | 55 | protected: |
7efbea04 | 56 | Double32_t fPt; //[0,0,12] pt |
57 | Double32_t fEta; //[-1,1,12] eta | |
58 | Double32_t fPhi; //[0,6.3,12] phi | |
59 | Double32_t fM; //[0,0,8] mass | |
60 | Double32_t fNEF; //[0,1,8] neutral energy fraction | |
61 | Double32_t fArea; //[0,0,12] area | |
62 | UShort_t fNch; // number of charged constituents | |
63 | UShort_t fNn; // number of neutral constituents | |
64 | Double32_t fMaxCPt; //[0,0,12] pt of maximum track | |
65 | Double32_t fMaxNPt; //[0,0,12] pt of maximum cluster | |
7df864a3 | 66 | |
7efbea04 | 67 | ClassDef(AliESDJet,1) // ESD jet class in cylindrical coordinates |
7df864a3 | 68 | }; |
f472e642 | 69 | #endif |