]>
Commit | Line | Data |
---|---|---|
99e5fe42 | 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 | **************************************************************************/ | |
83a444b1 | 15 | |
52ff852a | 16 | /* $Id$ */ |
17 | ||
99e5fe42 | 18 | //--------------------------------------------------------------------- |
19 | // Jet finder base class | |
20 | // manages the search for jets | |
7d0f353c | 21 | // Authors: jgcn@mda.cinvestav.mx |
22 | // andreas.morsch@cern.ch | |
8838ab7a | 23 | // magali.estienne@subatech.in2p3.fr |
99e5fe42 | 24 | //--------------------------------------------------------------------- |
25 | ||
26 | #include <Riostream.h> | |
27 | #include <TFile.h> | |
1d27ecd2 | 28 | |
99e5fe42 | 29 | #include "AliJetFinder.h" |
30 | #include "AliJet.h" | |
1d27ecd2 | 31 | #include "AliAODJet.h" |
99e5fe42 | 32 | #include "AliJetControlPlots.h" |
33 | #include "AliLeading.h" | |
1d27ecd2 | 34 | #include "AliAODEvent.h" |
8838ab7a | 35 | #include "AliJetUnitArray.h" |
99e5fe42 | 36 | |
be6e5811 | 37 | class TProcessID; |
38 | class TClonesArray; | |
39 | ||
99e5fe42 | 40 | ClassImp(AliJetFinder) |
41 | ||
1b7d5d7e | 42 | AliJetFinder::AliJetFinder(): |
eaabc21f | 43 | fTreeJ(0), |
7d0f353c | 44 | fPlotMode(kFALSE), |
45 | fJets(0), | |
46 | fGenJets(0), | |
47 | fLeading(0), | |
48 | fReader(0x0), | |
19e6695b | 49 | fHeader(0x0), |
1d27ecd2 | 50 | fAODjets(0x0), |
51 | fNAODjets(0), | |
7d0f353c | 52 | fPlots(0x0), |
53 | fOut(0x0) | |
54 | ||
99e5fe42 | 55 | { |
8838ab7a | 56 | // |
99e5fe42 | 57 | // Constructor |
8838ab7a | 58 | // |
59 | ||
655dbb2b | 60 | fJets = new AliJet(); |
99e5fe42 | 61 | fGenJets = new AliJet(); |
62 | fLeading = new AliLeading(); | |
1d27ecd2 | 63 | fAODjets = 0; |
99e5fe42 | 64 | } |
65 | ||
99e5fe42 | 66 | //////////////////////////////////////////////////////////////////////// |
99e5fe42 | 67 | AliJetFinder::~AliJetFinder() |
68 | { | |
8838ab7a | 69 | // |
70 | // Destructor | |
71 | // | |
72 | ||
73 | // Reset and delete jets | |
99e5fe42 | 74 | fJets->ClearJets(); |
75 | delete fJets; | |
76 | fGenJets->ClearJets(); | |
77 | delete fGenJets; | |
78 | // close file | |
79 | if (fOut) { | |
80 | fOut->Close(); | |
81 | fOut->Delete(); | |
82 | } | |
83 | delete fOut; | |
84 | // reset and delete control plots | |
85 | if (fPlots) delete fPlots; | |
99e5fe42 | 86 | } |
87 | ||
99e5fe42 | 88 | //////////////////////////////////////////////////////////////////////// |
1d27ecd2 | 89 | void AliJetFinder::SetOutputFile(const char */*name*/) |
99e5fe42 | 90 | { |
eaabc21f | 91 | // opens output file |
1d27ecd2 | 92 | // fOut = new TFile(name,"recreate"); |
99e5fe42 | 93 | } |
94 | ||
99e5fe42 | 95 | //////////////////////////////////////////////////////////////////////// |
99e5fe42 | 96 | void AliJetFinder::PrintJets() |
97 | { | |
83a444b1 | 98 | // Print jet information |
99e5fe42 | 99 | cout << " Jets found with jet algorithm:" << endl; |
100 | fJets->PrintJets(); | |
101 | cout << " Jets found by pythia:" << endl; | |
102 | fGenJets->PrintJets(); | |
103 | } | |
104 | ||
99e5fe42 | 105 | //////////////////////////////////////////////////////////////////////// |
99e5fe42 | 106 | void AliJetFinder::SetPlotMode(Bool_t b) |
107 | { | |
83a444b1 | 108 | // Sets the plotting mode |
99e5fe42 | 109 | fPlotMode=b; |
110 | if (b && !fPlots) fPlots = new AliJetControlPlots(); | |
111 | } | |
112 | ||
113 | //////////////////////////////////////////////////////////////////////// | |
eaabc21f | 114 | TTree* AliJetFinder::MakeTreeJ(char* name) |
99e5fe42 | 115 | { |
eaabc21f | 116 | // Create the tree for reconstructed jets |
eaabc21f | 117 | fTreeJ = new TTree(name, "AliJet"); |
118 | fTreeJ->Branch("FoundJet", &fJets, 1000); | |
119 | fTreeJ->Branch("GenJet", &fGenJets,1000); | |
120 | fTreeJ->Branch("LeadingPart",&fLeading,1000); | |
121 | return fTreeJ; | |
99e5fe42 | 122 | } |
123 | ||
124 | //////////////////////////////////////////////////////////////////////// | |
99e5fe42 | 125 | void AliJetFinder::WriteRHeaderToFile() |
126 | { | |
127 | // write reader header | |
76c48857 | 128 | AliJetReaderHeader *rh = fReader->GetReaderHeader(); |
129 | rh->Write(); | |
99e5fe42 | 130 | } |
131 | ||
99e5fe42 | 132 | //////////////////////////////////////////////////////////////////////// |
99e5fe42 | 133 | void AliJetFinder::Run() |
134 | { | |
7d0f353c | 135 | // Do some initialization |
99e5fe42 | 136 | Init(); |
99e5fe42 | 137 | // connect files |
138 | fReader->OpenInputFiles(); | |
139 | ||
140 | // write headers | |
7d0f353c | 141 | WriteHeaders(); |
99e5fe42 | 142 | // loop over events |
b45b0c92 | 143 | Int_t nFirst, nLast, option, debug, arrayInitialised; |
99e5fe42 | 144 | nFirst = fReader->GetReaderHeader()->GetFirstEvent(); |
b45b0c92 | 145 | nLast = fReader->GetReaderHeader()->GetLastEvent(); |
146 | ||
147 | option = fReader->GetReaderHeader()->GetDetector(); | |
148 | debug = fReader->GetReaderHeader()->GetDebug(); | |
149 | arrayInitialised = fReader->GetArrayInitialised(); | |
150 | ||
99e5fe42 | 151 | // loop over events |
152 | for (Int_t i=nFirst;i<nLast;i++) { | |
ae24a5a1 | 153 | fReader->FillMomentumArray(); |
99e5fe42 | 154 | fLeading->FindLeading(fReader); |
7d0f353c | 155 | fReader->GetGenJets(fGenJets); |
b45b0c92 | 156 | |
157 | if (option == 0) { // TPC with fMomentumArray | |
158 | if(debug > 1) | |
8838ab7a | 159 | printf("In FindJetsC() routine: find jets with fMomentumArray !!!\n"); |
160 | FindJetsC(); | |
b45b0c92 | 161 | } else { |
8838ab7a | 162 | if(debug > 1) printf("In FindJets() routine: find jets with fUnitArray !!!\n"); |
163 | FindJets(); | |
b45b0c92 | 164 | } |
eaabc21f | 165 | if (fOut) { |
166 | fOut->cd(); | |
eaabc21f | 167 | } |
168 | ||
83a444b1 | 169 | if (fPlots) fPlots->FillHistos(fJets); |
99e5fe42 | 170 | fLeading->Reset(); |
171 | fGenJets->ClearJets(); | |
172 | Reset(); | |
173 | } | |
b45b0c92 | 174 | |
99e5fe42 | 175 | // write out |
176 | if (fPlots) { | |
177 | fPlots->Normalize(); | |
178 | fPlots->PlotHistos(); | |
179 | } | |
180 | if (fOut) { | |
181 | fOut->cd(); | |
182 | fPlots->Write(); | |
183 | fOut->Close(); | |
184 | } | |
185 | } | |
7d0f353c | 186 | |
187 | ||
188 | // | |
189 | // The following methods have been added to allow for event steering from the outside | |
190 | // | |
191 | ||
8838ab7a | 192 | //////////////////////////////////////////////////////////////////////// |
f3f3617d | 193 | void AliJetFinder::ConnectTree(TTree* tree, TObject* data) |
7d0f353c | 194 | { |
195 | // Connect the input file | |
f3f3617d | 196 | fReader->ConnectTree(tree, data); |
7d0f353c | 197 | } |
198 | ||
8838ab7a | 199 | //////////////////////////////////////////////////////////////////////// |
7d0f353c | 200 | void AliJetFinder::WriteHeaders() |
201 | { | |
202 | // Write the Headers | |
76c48857 | 203 | TFile* f = new TFile("jets_local.root", "recreate"); |
204 | WriteRHeaderToFile(); | |
205 | WriteJHeaderToFile(); | |
206 | f->Close(); | |
7d0f353c | 207 | } |
208 | ||
8838ab7a | 209 | //////////////////////////////////////////////////////////////////////// |
ae24a5a1 | 210 | Bool_t AliJetFinder::ProcessEvent() |
7d0f353c | 211 | { |
8838ab7a | 212 | // |
213 | // Process one event | |
214 | // Charged only jets | |
215 | // | |
216 | ||
217 | Bool_t ok = fReader->FillMomentumArray(); | |
218 | if (!ok) return kFALSE; | |
219 | ||
220 | // Leading particles | |
221 | fLeading->FindLeading(fReader); | |
222 | // Jets | |
223 | FindJets(); // V1 | |
224 | // FindJetsC(); // V2 | |
225 | ||
226 | if (fPlots) fPlots->FillHistos(fJets); | |
227 | fLeading->Reset(); | |
228 | fGenJets->ClearJets(); | |
229 | Reset(); | |
230 | return kTRUE; | |
7d0f353c | 231 | } |
232 | ||
8838ab7a | 233 | //////////////////////////////////////////////////////////////////////// |
234 | Bool_t AliJetFinder::ProcessEvent2() | |
235 | { | |
236 | // | |
237 | // Process one event | |
238 | // Charged only or charged+neutral jets | |
239 | // | |
240 | ||
241 | TRefArray* ref = new TRefArray(); | |
242 | Bool_t procid = kFALSE; | |
243 | Bool_t ok = fReader->ExecTasks(procid,ref); | |
244 | ||
245 | // Delete reference pointer | |
246 | if (!ok) {delete ref; return kFALSE;} | |
247 | ||
248 | // Leading particles | |
249 | fLeading->FindLeading(fReader); | |
250 | // Jets | |
251 | FindJets(); | |
252 | ||
253 | Int_t nEntRef = ref->GetEntries(); | |
8838ab7a | 254 | |
255 | for(Int_t i=0; i<nEntRef; i++) | |
256 | { | |
257 | // Reset the UnitArray content which were referenced | |
258 | ((AliJetUnitArray*)ref->At(i))->SetUnitTrackID(0); | |
259 | ((AliJetUnitArray*)ref->At(i))->SetUnitEnergy(0.); | |
260 | ((AliJetUnitArray*)ref->At(i))->SetUnitCutFlag(kPtSmaller); | |
261 | ((AliJetUnitArray*)ref->At(i))->SetUnitCutFlag2(kPtSmaller); | |
8838ab7a | 262 | ((AliJetUnitArray*)ref->At(i))->SetUnitSignalFlag(kBad); |
be6e5811 | 263 | ((AliJetUnitArray*)ref->At(i))->SetUnitSignalFlagC(kTRUE,kBad); |
8838ab7a | 264 | ((AliJetUnitArray*)ref->At(i))->SetUnitDetectorFlag(kTpc); |
265 | ((AliJetUnitArray*)ref->At(i))->SetUnitFlag(kOutJet); | |
be6e5811 | 266 | ((AliJetUnitArray*)ref->At(i))->ClearUnitTrackRef(); |
8838ab7a | 267 | |
268 | // Reset process ID | |
269 | AliJetUnitArray* uA = (AliJetUnitArray*)ref->At(i); | |
270 | uA->ResetBit(kIsReferenced); | |
271 | uA->SetUniqueID(0); | |
272 | } | |
273 | ||
274 | // Delete the reference pointer | |
275 | ref->Delete(); | |
276 | delete ref; | |
277 | ||
278 | if (fPlots) fPlots->FillHistos(fJets); | |
279 | fLeading->Reset(); | |
280 | fGenJets->ClearJets(); | |
281 | Reset(); | |
282 | ||
283 | return kTRUE; | |
284 | } | |
285 | ||
286 | //////////////////////////////////////////////////////////////////////// | |
7d0f353c | 287 | void AliJetFinder::FinishRun() |
288 | { | |
289 | // Finish a run | |
eaabc21f | 290 | if (fPlots) { |
291 | fPlots->Normalize(); | |
292 | fPlots->PlotHistos(); | |
293 | } | |
294 | ||
295 | if (fOut) { | |
296 | fOut->cd(); | |
eaabc21f | 297 | if (fPlots) { |
298 | fPlots->Write(); | |
299 | } | |
300 | fOut->Close(); | |
301 | } | |
7d0f353c | 302 | } |
303 | ||
8838ab7a | 304 | //////////////////////////////////////////////////////////////////////// |
1d27ecd2 | 305 | void AliJetFinder::AddJet(AliAODJet p) |
306 | { | |
8838ab7a | 307 | // Add new jet to the list |
1d27ecd2 | 308 | new ((*fAODjets)[fNAODjets++]) AliAODJet(p); |
309 | } | |
310 | ||
8838ab7a | 311 | //////////////////////////////////////////////////////////////////////// |
1d27ecd2 | 312 | void AliJetFinder::ConnectAOD(AliAODEvent* aod) |
313 | { | |
314 | // Connect to the AOD | |
1d27ecd2 | 315 | fAODjets = aod->GetJets(); |
1d27ecd2 | 316 | } |
4aa71b6f | 317 | |
8838ab7a | 318 | //////////////////////////////////////////////////////////////////////// |
4aa71b6f | 319 | void AliJetFinder::ConnectAODNonStd(AliAODEvent* aod,const char *bname) |
320 | { | |
321 | ||
322 | fAODjets = dynamic_cast<TClonesArray*>(aod->FindListObject(bname)); | |
323 | // how is this is reset? Cleared? | |
324 | } | |
8838ab7a | 325 |