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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 | fDebug(0) | |
47 | { | |
48 | // | |
49 | // Constructor | |
50 | // | |
51 | fAODjets = 0; | |
52 | } | |
53 | ||
54 | //////////////////////////////////////////////////////////////////////// | |
55 | AliJetFinder::~AliJetFinder() | |
56 | { | |
57 | // | |
58 | // Destructor | |
59 | // | |
60 | } | |
61 | ||
62 | ||
63 | ||
64 | //////////////////////////////////////////////////////////////////////// | |
65 | void AliJetFinder::WriteRHeaderToFile() | |
66 | { | |
67 | // write reader header | |
68 | AliJetReaderHeader *rh = fReader->GetReaderHeader(); | |
69 | rh->Write(); | |
70 | } | |
71 | ||
72 | ||
73 | //////////////////////////////////////////////////////////////////////// | |
74 | void AliJetFinder::ConnectTree(TTree* tree, TObject* data) | |
75 | { | |
76 | // Connect the input file | |
77 | fReader->ConnectTree(tree, data); | |
78 | } | |
79 | ||
80 | //////////////////////////////////////////////////////////////////////// | |
81 | void AliJetFinder::WriteHeaders() | |
82 | { | |
83 | // Write the Headers | |
84 | TFile* f = new TFile("jets_local.root", "recreate"); | |
85 | WriteRHeaderToFile(); | |
86 | WriteJHeaderToFile(); | |
87 | f->Close(); | |
88 | } | |
89 | ||
90 | //////////////////////////////////////////////////////////////////////// | |
91 | Bool_t AliJetFinder::ProcessEvent() | |
92 | { | |
93 | // | |
94 | // Process one event | |
95 | // Charged only jets | |
96 | // | |
97 | ||
98 | Bool_t ok = fReader->FillMomentumArray(); | |
99 | if (!ok) return kFALSE; | |
100 | // Jets | |
101 | FindJets(); // V1 | |
102 | Reset(); | |
103 | return kTRUE; | |
104 | } | |
105 | ||
106 | //////////////////////////////////////////////////////////////////////// | |
107 | Bool_t AliJetFinder::ProcessEvent2() | |
108 | { | |
109 | // | |
110 | // Process one event | |
111 | // Charged only or charged+neutral jets | |
112 | // | |
113 | ||
114 | TRefArray* ref = new TRefArray(); | |
115 | Bool_t procid = kFALSE; | |
116 | Bool_t ok = fReader->ExecTasks(procid,ref); | |
117 | ||
118 | // Delete reference pointer | |
119 | if (!ok) {delete ref; return kFALSE;} | |
120 | // Jets | |
121 | FindJets(); | |
122 | ||
123 | Int_t nEntRef = ref->GetEntries(); | |
124 | ||
125 | for(Int_t i=0; i<nEntRef; i++) | |
126 | { | |
127 | // Reset the UnitArray content which were referenced | |
128 | ((AliJetUnitArray*)ref->At(i))->SetUnitTrackID(0); | |
129 | ((AliJetUnitArray*)ref->At(i))->SetUnitEnergy(0.); | |
130 | ((AliJetUnitArray*)ref->At(i))->SetUnitCutFlag(kPtSmaller); | |
131 | ((AliJetUnitArray*)ref->At(i))->SetUnitCutFlag2(kPtSmaller); | |
132 | ((AliJetUnitArray*)ref->At(i))->SetUnitSignalFlag(kBad); | |
133 | ((AliJetUnitArray*)ref->At(i))->SetUnitSignalFlagC(kTRUE,kBad); | |
134 | ((AliJetUnitArray*)ref->At(i))->SetUnitDetectorFlag(kTpc); | |
135 | ((AliJetUnitArray*)ref->At(i))->SetUnitFlag(kOutJet); | |
136 | ((AliJetUnitArray*)ref->At(i))->ClearUnitTrackRef(); | |
137 | ||
138 | // Reset process ID | |
139 | AliJetUnitArray* uA = (AliJetUnitArray*)ref->At(i); | |
140 | uA->ResetBit(kIsReferenced); | |
141 | uA->SetUniqueID(0); | |
142 | } | |
143 | ||
144 | // Delete the reference pointer | |
145 | ref->Delete(); | |
146 | delete ref; | |
147 | ||
148 | Reset(); | |
149 | ||
150 | return kTRUE; | |
151 | } | |
152 | ||
153 | ||
154 | void AliJetFinder::AddJet(AliAODJet p) | |
155 | { | |
156 | // Add new jet to the list | |
157 | new ((*fAODjets)[fNAODjets++]) AliAODJet(p); | |
158 | } | |
159 | ||
160 | void AliJetFinder::ConnectAOD(AliAODEvent* aod) | |
161 | { | |
162 | // Connect to the AOD | |
163 | fAODjets = aod->GetJets(); | |
164 | fAODEvBkg = (AliAODJetEventBackground*)(aod->FindListObject(AliAODJetEventBackground::StdBranchName())); | |
165 | } | |
166 | ||
167 | //////////////////////////////////////////////////////////////////////// | |
168 | void AliJetFinder::ConnectAODNonStd(AliAODEvent* aod,const char *bname) | |
169 | { | |
170 | ||
171 | fAODjets = dynamic_cast<TClonesArray*>(aod->FindListObject(bname)); | |
172 | fAODEvBkg = (AliAODJetEventBackground*)(aod->FindListObject(Form("%s_%s",AliAODJetEventBackground::StdBranchName(),bname))); | |
173 | // how is this is reset? Cleared? -> by the UserExec!! | |
174 | } | |
175 |