16-feb-2005 NvE Support for user selectable split level and buffer size of the output...
[u/mrichter/AliRoot.git] / RALICE / AliJet.h
CommitLineData
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
d88f97cc 8#include <math.h>
9
387a745b 10#include "TNamed.h"
d88f97cc 11#include "TObjArray.h"
12
13#include "Ali4Vector.h"
14#include "AliTrack.h"
15
387a745b 16class AliJet : public TNamed,public Ali4Vector
d88f97cc 17{
18 public:
1c01b4f8 19 AliJet(); // Default constructor
20 AliJet(Int_t n); // Create a Jet to hold initially n Tracks
21 virtual ~AliJet(); // Default destructor
261c0caf 22 AliJet(const AliJet& j); // Copy constructor
23 virtual TObject* Clone(const char* name="") const; // Make a deep copy and provide its pointer
1c01b4f8 24 virtual void SetOwner(Bool_t own=kTRUE); // Set ownership of all added objects
25 virtual void Reset(); // Reset all values
26 void AddTrack(AliTrack& t); // Add a track to the jet
1fbffa23 27 void AddTrack(AliTrack* t) { AddTrack(*t); }
1c01b4f8 28 virtual void Data(TString f="car"); // Print jet information in coordinate frame f
29 virtual void List(TString f="car"); // Print jet prim. track information for coord. frame f
30 virtual 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
261c0caf 33 Ali3Vector Get3Momentum() const; // Provide the total jet 3-momentum
1c01b4f8 34 Double_t GetInvmass(); // Provide the invariant mass
261c0caf 35 Float_t GetCharge() const; // Provide the total charge of the jet
36 Int_t GetNtracks() const; // Return the number of tracks in the jet
37 AliTrack* GetTrack(Int_t i) const; // Provide i-th track of the jet (1=first track)
38 AliTrack* GetIdTrack(Int_t id) const; // Provide the track with user identifier "id"
1c01b4f8 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
44 Double_t GetRapidity(); // Provide rapidity value w.r.t. z-axis
45 void SetTrackCopy(Int_t j); // (De)activate creation of private copies in fTracks
261c0caf 46 Int_t GetTrackCopy() const; // Provide TrackCopy flag value
1c01b4f8 47 void SetId(Int_t id); // Set the user defined identifier
261c0caf 48 Int_t GetId() const; // Provide the user defined identifier
d88f97cc 49
50 protected:
1fbffa23 51 void Init(); // Initialisation of pointers etc...
52 void SetNtinit(Int_t n=2); // Set the initial max. number of tracks for this Jet
53 void AddTrack(AliTrack& t,Int_t copy); // Internal memberfunction to add a track to the jet
54 void AddTrack(AliTrack* t,Int_t copy) { AddTrack(*t,copy); }
55 Int_t fNtinit; // The initial max. number of tracks for this jet
56 Int_t fNtmax; // The maximum number of tracks for this Jet
57 Float_t fQ; // The total charge of the jet
58 Int_t fNtrk; // The number of tracks in the jet
59 TObjArray* fTracks; // Array to hold the pointers to the tracks of the jet
60 Int_t fTrackCopy; // Flag to denote creation of private copies in fTracks
61 Int_t fUserId; // The user defined identifier
d88f97cc 62
261c0caf 63 ClassDef(AliJet,9) // Creation and investigation of a jet of particle tracks.
d88f97cc 64};
65#endif