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1 | /************************************************************************** | |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | //--------------------------------------------------------------------- | |
19 | // Jet finder base class | |
20 | // manages the search for jets | |
21 | // Authors: jgcn@mda.cinvestav.mx | |
22 | // andreas.morsch@cern.ch | |
23 | // magali.estienne@subatech.in2p3.fr | |
24 | //--------------------------------------------------------------------- | |
25 | ||
26 | #include <Riostream.h> | |
27 | #include <TFile.h> | |
28 | ||
29 | #include "AliJetFinder.h" | |
30 | #include "AliAODJet.h" | |
31 | #include "AliAODEvent.h" | |
32 | #include "AliJetUnitArray.h" | |
33 | #include "AliJetReaderHeader.h" | |
34 | #include "AliJetHeader.h" | |
35 | #include "AliJetReader.h" | |
36 | #include "AliAODJetEventBackground.h" | |
37 | ||
38 | ClassImp(AliJetFinder) | |
39 | ||
40 | AliJetFinder::AliJetFinder(): | |
41 | fReader(0x0), | |
42 | fHeader(0x0), | |
43 | fAODjets(0x0), | |
44 | fNAODjets(0), | |
45 | fAODEvBkg(0) | |
46 | { | |
47 | // | |
48 | // Constructor | |
49 | // | |
50 | fAODjets = 0; | |
51 | } | |
52 | ||
53 | //////////////////////////////////////////////////////////////////////// | |
54 | AliJetFinder::~AliJetFinder() | |
55 | { | |
56 | // | |
57 | // Destructor | |
58 | // | |
59 | } | |
60 | ||
61 | ||
62 | ||
63 | //////////////////////////////////////////////////////////////////////// | |
64 | void AliJetFinder::WriteRHeaderToFile() | |
65 | { | |
66 | // write reader header | |
67 | AliJetReaderHeader *rh = fReader->GetReaderHeader(); | |
68 | rh->Write(); | |
69 | } | |
70 | ||
71 | ||
72 | //////////////////////////////////////////////////////////////////////// | |
73 | void AliJetFinder::ConnectTree(TTree* tree, TObject* data) | |
74 | { | |
75 | // Connect the input file | |
76 | fReader->ConnectTree(tree, data); | |
77 | } | |
78 | ||
79 | //////////////////////////////////////////////////////////////////////// | |
80 | void AliJetFinder::WriteHeaders() | |
81 | { | |
82 | // Write the Headers | |
83 | TFile* f = new TFile("jets_local.root", "recreate"); | |
84 | WriteRHeaderToFile(); | |
85 | WriteJHeaderToFile(); | |
86 | f->Close(); | |
87 | } | |
88 | ||
89 | //////////////////////////////////////////////////////////////////////// | |
90 | Bool_t AliJetFinder::ProcessEvent() | |
91 | { | |
92 | // | |
93 | // Process one event | |
94 | // Charged only jets | |
95 | // | |
96 | ||
97 | Bool_t ok = fReader->FillMomentumArray(); | |
98 | if (!ok) return kFALSE; | |
99 | // Jets | |
100 | FindJets(); // V1 | |
101 | Reset(); | |
102 | return kTRUE; | |
103 | } | |
104 | ||
105 | //////////////////////////////////////////////////////////////////////// | |
106 | Bool_t AliJetFinder::ProcessEvent2() | |
107 | { | |
108 | // | |
109 | // Process one event | |
110 | // Charged only or charged+neutral jets | |
111 | // | |
112 | ||
113 | TRefArray* ref = new TRefArray(); | |
114 | Bool_t procid = kFALSE; | |
115 | Bool_t ok = fReader->ExecTasks(procid,ref); | |
116 | ||
117 | // Delete reference pointer | |
118 | if (!ok) {delete ref; return kFALSE;} | |
119 | // Jets | |
120 | FindJets(); | |
121 | ||
122 | Int_t nEntRef = ref->GetEntries(); | |
123 | ||
124 | for(Int_t i=0; i<nEntRef; i++) | |
125 | { | |
126 | // Reset the UnitArray content which were referenced | |
127 | ((AliJetUnitArray*)ref->At(i))->SetUnitTrackID(0); | |
128 | ((AliJetUnitArray*)ref->At(i))->SetUnitEnergy(0.); | |
129 | ((AliJetUnitArray*)ref->At(i))->SetUnitCutFlag(kPtSmaller); | |
130 | ((AliJetUnitArray*)ref->At(i))->SetUnitCutFlag2(kPtSmaller); | |
131 | ((AliJetUnitArray*)ref->At(i))->SetUnitSignalFlag(kBad); | |
132 | ((AliJetUnitArray*)ref->At(i))->SetUnitSignalFlagC(kTRUE,kBad); | |
133 | ((AliJetUnitArray*)ref->At(i))->SetUnitDetectorFlag(kTpc); | |
134 | ((AliJetUnitArray*)ref->At(i))->SetUnitFlag(kOutJet); | |
135 | ((AliJetUnitArray*)ref->At(i))->ClearUnitTrackRef(); | |
136 | ||
137 | // Reset process ID | |
138 | AliJetUnitArray* uA = (AliJetUnitArray*)ref->At(i); | |
139 | uA->ResetBit(kIsReferenced); | |
140 | uA->SetUniqueID(0); | |
141 | } | |
142 | ||
143 | // Delete the reference pointer | |
144 | ref->Delete(); | |
145 | delete ref; | |
146 | ||
147 | Reset(); | |
148 | ||
149 | return kTRUE; | |
150 | } | |
151 | ||
152 | ||
153 | void AliJetFinder::AddJet(AliAODJet p) | |
154 | { | |
155 | // Add new jet to the list | |
156 | new ((*fAODjets)[fNAODjets++]) AliAODJet(p); | |
157 | } | |
158 | ||
159 | void AliJetFinder::ConnectAOD(AliAODEvent* aod) | |
160 | { | |
161 | // Connect to the AOD | |
162 | fAODjets = aod->GetJets(); | |
163 | } | |
164 | ||
165 | //////////////////////////////////////////////////////////////////////// | |
166 | void AliJetFinder::ConnectAODNonStd(AliAODEvent* aod,const char *bname) | |
167 | { | |
168 | ||
169 | fAODjets = dynamic_cast<TClonesArray*>(aod->FindListObject(bname)); | |
170 | // how is this is reset? Cleared? | |
171 | } | |
172 |