7 #include <TLorentzVector.h>
9 #include <TClonesArray.h>
11 #include "AliVParticle.h"
12 #include "AliVCluster.h"
13 #include "AliVParticle.h"
15 class AliEmcalJet : public AliVParticle
18 AliEmcalJet() : AliVParticle(), fPt(0), fEta(0), fPhi(0), fM(0), fNEF(0), fArea(0),
19 fAreaEmc(-1), fAxisInEmcal(0), fMaxCPt(0), fMaxNPt(0), fClusterIDs(),
21 AliEmcalJet(Double_t px, Double_t py, Double_t pz);
22 AliEmcalJet(Double_t pt, Double_t eta, Double_t phi, Double_t m);
23 AliEmcalJet(const AliEmcalJet &jet);
24 AliEmcalJet& operator=(const AliEmcalJet &jet);
26 Double_t Px() const { return fPt*TMath::Cos(fPhi); }
27 Double_t Py() const { return fPt*TMath::Cos(fPhi); }
28 Double_t Pz() const { return fPt*TMath::SinH(fEta); }
29 Double_t Pt() const { return fPt; }
30 Double_t P() const { return fPt*TMath::CosH(fEta); }
31 Bool_t PxPyPz(Double_t p[3]) const { p[0]=Px();p[1]=Py();p[2]=Pz(); return 1; }
32 Double_t Xv() const { return 0.; }
33 Double_t Yv() const { return 0.; }
34 Double_t Zv() const { return 0.; }
35 Bool_t XvYvZv(Double_t x[3]) const { x[0]=0;x[1]=0;x[2]=0; return 1; }
36 Double_t OneOverPt() const { return 1./fPt; }
37 Double_t Phi() const { return fPhi; }
38 Double_t Theta() const { return 2*TMath::ATan(TMath::Exp(-fEta)); }
39 Double_t E() const { Double_t p=P(); return TMath::Sqrt(M()*M()+p*p); }
40 Double_t M() const { return 0.13957; }
41 Double_t Eta() const { return fEta; }
42 Double_t Y() const { return 0.5*TMath::Log((E()+Pz())/(E()-Pz())); }
43 Short_t Charge() const { return 0; }
44 Int_t GetLabel() const { return -1; }
45 Int_t PdgCode() const { return 0; }
46 const Double_t *PID() const { return 0; }
47 void GetMom(TLorentzVector &vec) const;
48 void Print(Option_t* option = "") const;
50 Double_t Area() const { return fArea; }
51 Double_t AreaEmc() const { return fAreaEmc; }
52 Bool_t AxisInEmcal() const { return fAxisInEmcal; }
53 Short_t ClusterAt(Int_t idx) const { return fClusterIDs.At(idx); }
54 AliVCluster *ClusterAt(Int_t idx, TClonesArray *clusarray) const { return dynamic_cast<AliVCluster*>(clusarray->At(ClusterAt(idx))); }
55 Double_t FracEmcalArea() const { return fAreaEmc/fArea; }
56 UShort_t GetNumberOfClusters() const { return Nn(); }
57 UShort_t GetNumberOfTracks() const { return Nch(); }
58 Bool_t IsInsideEmcal() const { return (fAreaEmc/fArea>0.999); }
59 Bool_t IsInEmcal() const { return (fAreaEmc>0); }
60 Double_t MaxClusterPt() const { return fMaxNPt; }
61 Double_t MaxTrackPt() const { return fMaxCPt; }
62 Double_t NEF() const { return fNEF; }
63 UShort_t Nn() const { return fClusterIDs.GetSize(); }
64 UShort_t Nch() const { return fTrackIDs.GetSize(); }
65 UShort_t N() const { return Nch()+Nn(); }
66 Short_t TrackAt(Int_t idx) const { return fTrackIDs.At(idx); }
67 AliVParticle *TrackAt(Int_t idx, TClonesArray *trackarray) const { return dynamic_cast<AliVParticle*>(trackarray->At(TrackAt(idx))); }
69 void AddClusterAt(Int_t clus, Int_t idx){ fClusterIDs.AddAt(clus, idx); }
70 void AddTrackAt(Int_t track, Int_t idx) { fTrackIDs.AddAt(track, idx); }
71 void Clear(Option_t */*option*/="") { fClusterIDs.Set(0);
73 void SetArea(Double_t a) { fArea = a; }
74 void SetAreaEmc(Double_t a) { fAreaEmc = a; }
75 void SetAxisInEmcal(Bool_t b) { fAxisInEmcal = b; }
76 void SetMaxClusterPt(Double32_t t) { fMaxNPt = t; }
77 void SetMaxTrackPt(Double32_t t) { fMaxCPt = t; }
78 void SetNEF(Double_t nef) { fNEF = nef; }
79 void SetNumberOfClusters(Int_t n) { fClusterIDs.Set(n); }
80 void SetNumberOfTracks(Int_t n) { fTrackIDs.Set(n); }
81 void SortConstituents();
84 Double32_t fPt; //[0,0,12] pt
85 Double32_t fEta; //[-1,1,12] eta
86 Double32_t fPhi; //[0,6.3,12] phi
87 Double32_t fM; //[0,0,8] mass
88 Double32_t fNEF; //[0,1,8] neutral energy fraction
89 Double32_t fArea; //[0,0,12] area
90 Double32_t fAreaEmc; //[0,0,12] area on EMCAL surface (determined from ghosts)
91 Bool_t fAxisInEmcal; // =true if jet axis inside EMCAL acceptance
92 Double32_t fMaxCPt; //[0,0,12] pt of maximum track
93 Double32_t fMaxNPt; //[0,0,12] pt of maximum cluster
94 TArrayS fClusterIDs; // array of cluster constituents
95 TArrayS fTrackIDs; // array of track constituents
97 ClassDef(AliEmcalJet,4) // Emcal jet class in cylindrical coordinates