Split: HLT/JET -> HLTANALYSIS/JET
[u/mrichter/AliRoot.git] / HLTANALYSIS / JET / cone / AliHLTJETConeEtaPhiCell.cxx
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7c3c85cd 1//-*- Mode: C++ -*-
2// $Id: AliHLTJETConeEtaPhiCell.cxx $
3//**************************************************************************
4//* This file is property of and copyright by the ALICE HLT Project *
5//* ALICE Experiment at CERN, All rights reserved. *
6//* *
7//* Primary Authors: Jochen Thaeder <thaeder@kip.uni-heidelberg.de> *
8//* for The ALICE HLT Project. *
9//* *
10//* Permission to use, copy, modify and distribute this software and its *
11//* documentation strictly for non-commercial purposes is hereby granted *
12//* without fee, provided that the above copyright notice appears in all *
13//* copies and that both the copyright notice and this permission notice *
14//* appear in the supporting documentation. The authors make no claims *
15//* about the suitability of this software for any purpose. It is *
16//* provided "as is" without express or implied warranty. *
17//**************************************************************************
18
19/** @file AliHLTJETConeEtaPhiCell.cxx
20 @author Jochen Thaeder
21 @date
22 @brief Cell in eta-phi space of the cone finder
23*/
24
25// see header file for class documentation
26// or
27// refer to README to build package
28// or
29// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
30
7c3c85cd 31#include "AliHLTJETConeEtaPhiCell.h"
32
a7f38894 33using namespace std;
34
7c3c85cd 35/** ROOT macro for the implementation of ROOT specific class methods */
36ClassImp(AliHLTJETConeEtaPhiCell)
37
38/*
39 * ---------------------------------------------------------------------------------
40 * Constructor / Destructor
41 * ---------------------------------------------------------------------------------
42 */
43
44//##################################################################################
45 AliHLTJETConeEtaPhiCell::AliHLTJETConeEtaPhiCell() :
46 fEtaIdx(0),
47 fPhiIdx(0),
48 fPt(0.),
49 fEta(0.),
50 fPhi(0.),
51 fNTracks(0),
52 fTrackList(NULL),
53 fTrackType(0) {
54 // see header file for class documentation
55 // or
56 // refer to README to build package
57 // or
58 // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
59}
60
61//##################################################################################
62AliHLTJETConeEtaPhiCell::AliHLTJETConeEtaPhiCell( Int_t etaIdx, Int_t phiIdx,
63 AliESDtrack* track ) :
64 fEtaIdx(etaIdx),
65 fPhiIdx(phiIdx),
66 fPt(0.),
67 fEta(0.),
68 fPhi(0.),
69 fNTracks(0),
70 fTrackList( new TObjArray(20)), // XXXXXX 20
71 fTrackType( kTrackESD ) {
72 // see header file for class documentation
73
74 HLTDebug("New cell for ESD etaIdx %d - phiIdx %d", etaIdx, phiIdx );
75
76 AddTrack( track );
77}
78
79//##################################################################################
80AliHLTJETConeEtaPhiCell::AliHLTJETConeEtaPhiCell( Int_t etaIdx, Int_t phiIdx,
81 TParticle* particle ) :
82 fEtaIdx(etaIdx),
83 fPhiIdx(phiIdx),
84 fPt(0.),
85 fEta(0.),
86 fPhi(0.),
87 fNTracks(0),
88 fTrackList( new TObjArray(20)), // XXXXXX 20
89 fTrackType( kTrackMC ) {
90 // see header file for class documentation
91
92 HLTDebug("New cell for MC etaIdx %d - phiIdx %d", etaIdx, phiIdx );
93
94 AddTrack( particle );
95}
96
97
98//##################################################################################
99AliHLTJETConeEtaPhiCell::~AliHLTJETConeEtaPhiCell() {
100 // see header file for class documentation
101
102 if ( fTrackList )
103 delete fTrackList;
104 fTrackList = NULL;
105}
106
107//##################################################################################
108void AliHLTJETConeEtaPhiCell::Clear( Option_t* /*option*/ ) {
109 // see header file for class documentation
110
111 if ( fTrackList )
112 delete fTrackList;
113 fTrackList = NULL;
114
115 return;
116}
117
118/*
119 * ---------------------------------------------------------------------------------
120 * Process
121 * ---------------------------------------------------------------------------------
122 */
123
124//##################################################################################
125void AliHLTJETConeEtaPhiCell::AddTrack( AliESDtrack* track ){
126 // see header file for class documentation
127
128 Float_t weight = 1.0; // ** XXXX
129
130 fEta += (weight * track->Eta());
131 fPhi += (weight * track->Phi());
132 fPt += (weight * TMath::Abs(track->Pt()));
133
134 fTrackList->Add( (TObject*) track );
135 ++fNTracks;
136
137 return;
138}
139
140//##################################################################################
141void AliHLTJETConeEtaPhiCell::AddTrack( TParticle* particle ){
142 // see header file for class documentation
143
144 Float_t weight = 1.0; // ** XXXX
145
146 fEta += (weight * particle->Eta());
147 fPhi += (weight * particle->Phi());
148 fPt += (weight * TMath::Abs( particle->Pt()));
149
150 fTrackList->Add( (TObject*) particle );
151 ++fNTracks;
152
153 return;
154}