trigger with new coordinate system in MUONdisplay
[u/mrichter/AliRoot.git] / RALICE / AliJet.h
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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
d88f97cc 8#include <math.h>
9
10#include "TObject.h"
11#include "TObjArray.h"
12
13#include "Ali4Vector.h"
14#include "AliTrack.h"
15
16class AliJet : public TObject,public Ali4Vector
17{
18 public:
19 AliJet(); // Default constructor
20 AliJet(Int_t n); // Create a Jet to hold initially n Tracks
c72198f1 21 virtual ~AliJet(); // Default destructor
6516b62d 22 AliJet(AliJet& j); // Copy constructor
c72198f1 23 virtual void SetOwner(Bool_t own=kTRUE);// Set ownership of all added objects
d88f97cc 24 void Reset(); // Reset all values
6516b62d 25 void AddTrack(AliTrack& t,Int_t copy=1);// Add a track to the jet
26 void AddTrack(AliTrack* t,Int_t copy=1) { AddTrack(*t,copy); }
84bb7c66 27 void Data(TString f); // Print jet information in coordinate frame f
d88f97cc 28 void List(TString f="car"); // Print jet prim. track information for coord. frame f
29 void ListAll(TString f="car"); // Print jet prim. and decay track information for coord. frame f
30 Double_t GetEnergy(); // Provide the total jet energy
31 Double_t GetMomentum(); // Provide the value of the total jet 3-momentum
32 Ali3Vector Get3Momentum(); // Provide the total jet 3-momentum
33 Double_t GetInvmass(); // Provide the invariant mass
34 Float_t GetCharge(); // Provide the total charge of the jet
35 Int_t GetNtracks(); // Return the number of tracks in the jet
36 AliTrack* GetTrack(Int_t i); // Provide i-th track of the jet (1=first track)
43bfa5be 37 AliTrack* GetIdTrack(Int_t id); // Provide the track with user identifier "id"
d071d629 38 Double_t GetPt(); // Provide trans. momentum w.r.t. z-axis
39 Double_t GetPl(); // Provide long. momentum w.r.t. z-axis
40 Double_t GetEt(); // Provide trans. energy w.r.t. z-axis
41 Double_t GetEl(); // Provide long. energy w.r.t. z-axis
42 Double_t GetMt(); // Provide trans. mass w.r.t. z-axis
8adaf597 43 Double_t GetRapidity(); // Provide rapidity value w.r.t. z-axis
c1f25d1d 44 void SetTrackCopy(Int_t j); // (De)activate creation of private copies in fTracks
45 Int_t GetTrackCopy(); // Provide TrackCopy flag value
43bfa5be 46 void SetId(Int_t id); // Set the user defined identifier
47 Int_t GetId(); // Provide the user defined identifier
d88f97cc 48
49 protected:
6516b62d 50 void Init(); // Initialisation of pointers etc...
d88f97cc 51 void SetNtinit(Int_t n=2); // Set the initial max. number of tracks for this Jet
52 Int_t fNtinit; // The initial max. number of tracks for this jet
53 Int_t fNtmax; // The maximum number of tracks for this Jet
54 Float_t fQ; // The total charge of the jet
55 Int_t fNtrk; // The number of tracks in the jet
56 TObjArray* fTracks; // Array to hold the pointers to the tracks of the jet
c1f25d1d 57 Int_t fTrackCopy; // Flag to denote creation of private copies in fTracks
43bfa5be 58 Int_t fUserId; // The user defined identifier
d88f97cc 59
c72198f1 60 ClassDef(AliJet,4) // Creation and investigation of a jet of particle tracks.
d88f97cc 61};
62#endif