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d88f97cc | 1 | #ifndef ALIJET_H |
2 | #define ALIJET_H | |
3da30618 | 3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
f531a546 | 6 | // $Id$ |
d88f97cc | 7 | |
8 | #include <iostream.h> | |
9 | #include <math.h> | |
10 | ||
11 | #include "TObject.h" | |
12 | #include "TObjArray.h" | |
13 | ||
14 | #include "Ali4Vector.h" | |
15 | #include "AliTrack.h" | |
16 | ||
17 | class AliJet : public TObject,public Ali4Vector | |
18 | { | |
19 | public: | |
20 | AliJet(); // Default constructor | |
21 | AliJet(Int_t n); // Create a Jet to hold initially n Tracks | |
22 | ~AliJet(); // Default destructor | |
8e8e6c7f | 23 | virtual void SetOwner(Bool_t own=kTRUE);// Set ownership of all added objects |
6516b62d | 24 | AliJet(AliJet& j); // Copy constructor |
d88f97cc | 25 | void Reset(); // Reset all values |
6516b62d | 26 | void AddTrack(AliTrack& t,Int_t copy=1);// Add a track to the jet |
27 | void AddTrack(AliTrack* t,Int_t copy=1) { AddTrack(*t,copy); } | |
d88f97cc | 28 | void Info(TString f); // Print jet information in coordinate frame f |
29 | void List(TString f="car"); // Print jet prim. track information for coord. frame f | |
30 | void ListAll(TString f="car"); // Print jet prim. and decay track information for coord. frame f | |
31 | Double_t GetEnergy(); // Provide the total jet energy | |
32 | Double_t GetMomentum(); // Provide the value of the total jet 3-momentum | |
33 | Ali3Vector Get3Momentum(); // Provide the total jet 3-momentum | |
34 | Double_t GetInvmass(); // Provide the invariant mass | |
35 | Float_t GetCharge(); // Provide the total charge of the jet | |
36 | Int_t GetNtracks(); // Return the number of tracks in the jet | |
37 | AliTrack* GetTrack(Int_t i); // Provide i-th track of the jet (1=first track) | |
43bfa5be | 38 | AliTrack* GetIdTrack(Int_t id); // Provide the track with user identifier "id" |
d071d629 | 39 | Double_t GetPt(); // Provide trans. momentum w.r.t. z-axis |
40 | Double_t GetPl(); // Provide long. momentum w.r.t. z-axis | |
41 | Double_t GetEt(); // Provide trans. energy w.r.t. z-axis | |
42 | Double_t GetEl(); // Provide long. energy w.r.t. z-axis | |
43 | Double_t GetMt(); // Provide trans. mass w.r.t. z-axis | |
8adaf597 | 44 | Double_t GetRapidity(); // Provide rapidity value w.r.t. z-axis |
c1f25d1d | 45 | void SetTrackCopy(Int_t j); // (De)activate creation of private copies in fTracks |
46 | Int_t GetTrackCopy(); // Provide TrackCopy flag value | |
43bfa5be | 47 | void SetId(Int_t id); // Set the user defined identifier |
48 | Int_t GetId(); // Provide the user defined identifier | |
d88f97cc | 49 | |
50 | protected: | |
6516b62d | 51 | void Init(); // Initialisation of pointers etc... |
d88f97cc | 52 | void SetNtinit(Int_t n=2); // Set the initial max. number of tracks for this Jet |
53 | Int_t fNtinit; // The initial max. number of tracks for this jet | |
54 | Int_t fNtmax; // The maximum number of tracks for this Jet | |
55 | Float_t fQ; // The total charge of the jet | |
56 | Int_t fNtrk; // The number of tracks in the jet | |
57 | TObjArray* fTracks; // Array to hold the pointers to the tracks of the jet | |
c1f25d1d | 58 | Int_t fTrackCopy; // Flag to denote creation of private copies in fTracks |
43bfa5be | 59 | Int_t fUserId; // The user defined identifier |
d88f97cc | 60 | |
8e8e6c7f | 61 | ClassDef(AliJet,2) // Creation and investigation of a jet of particle tracks. |
d88f97cc | 62 | }; |
63 | #endif |