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fb10c4b8 | 1 | // ************************************** |
2 | // Task used for the correction of determiantion of reconstructed jet spectra | |
3 | // Compares input (gen) and output (rec) jets | |
4 | // ******************************************* | |
5 | ||
6 | ||
7 | /************************************************************************** | |
8 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
9 | * * | |
10 | * Author: The ALICE Off-line Project. * | |
11 | * Contributors are mentioned in the code where appropriate. * | |
12 | * * | |
13 | * Permission to use, copy, modify and distribute this software and its * | |
14 | * documentation strictly for non-commercial purposes is hereby granted * | |
15 | * without fee, provided that the above copyright notice appears in all * | |
16 | * copies and that both the copyright notice and this permission notice * | |
17 | * appear in the supporting documentation. The authors make no claims * | |
18 | * about the suitability of this software for any purpose. It is * | |
19 | * provided "as is" without express or implied warranty. * | |
20 | **************************************************************************/ | |
21 | ||
22 | ||
23 | #include <TROOT.h> | |
24 | #include <TH1F.h> | |
d9c0c425 | 25 | #include <TH2F.h> |
fb10c4b8 | 26 | #include <THnSparse.h> |
27 | #include <TSystem.h> | |
f0659f11 | 28 | #include <TObjArray.h> |
fb10c4b8 | 29 | #include <TInterpreter.h> |
30 | #include <TList.h> | |
31 | #include <TLorentzVector.h> | |
d9c0c425 | 32 | #include <TRefArray.h> |
fb10c4b8 | 33 | #include "TDatabasePDG.h" |
34 | ||
35 | #include "AliAnalysisTaskJetBackgroundSubtract.h" | |
36 | #include "AliAnalysisManager.h" | |
37 | #include "AliAODHandler.h" | |
38 | #include "AliAODTrack.h" | |
39 | #include "AliAODJet.h" | |
40 | #include "AliAODEvent.h" | |
41 | #include "AliInputEventHandler.h" | |
42 | #include "AliAODJetEventBackground.h" | |
43 | ||
44 | ||
45 | ClassImp(AliAnalysisTaskJetBackgroundSubtract) | |
46 | ||
47 | AliAnalysisTaskJetBackgroundSubtract::~AliAnalysisTaskJetBackgroundSubtract(){ | |
f0659f11 | 48 | // |
49 | // destructor | |
50 | // | |
fb10c4b8 | 51 | delete fJBArray; |
52 | delete fOutJetArrayList; | |
53 | delete fInJetArrayList; | |
54 | } | |
55 | ||
56 | AliAnalysisTaskJetBackgroundSubtract::AliAnalysisTaskJetBackgroundSubtract(): | |
57 | AliAnalysisTaskSE(), | |
58 | fAODOut(0x0), | |
59 | fAODIn(0x0), | |
60 | fAODExtension(0x0), | |
f0659f11 | 61 | fJBArray(0), |
fb10c4b8 | 62 | fBackgroundBranch(""), |
63 | fNonStdFile(""), | |
64 | fReplaceString1("B0"), | |
65 | fReplaceString2("B%d"), | |
d73e1768 | 66 | fSubtraction(k4Area), |
bea24d2d | 67 | fKeepJets(kFALSE), |
fb10c4b8 | 68 | fInJetArrayList(0x0), |
69 | fOutJetArrayList(0x0), | |
d73e1768 | 70 | fh2CentvsRho(0x0), |
71 | fh2CentvsSigma(0x0), | |
82ac956f | 72 | fh2MultvsRho(0x0), |
73 | fh2MultvsSigma(0x0), | |
d73e1768 | 74 | fh2ShiftEta(0x0), |
75 | fh2ShiftPhi(0x0), | |
76 | fh2ShiftEtaLeading(0x0), | |
77 | fh2ShiftPhiLeading(0x0), | |
fb10c4b8 | 78 | fHistList(0x0) |
79 | { | |
80 | ||
81 | } | |
82 | ||
83 | AliAnalysisTaskJetBackgroundSubtract::AliAnalysisTaskJetBackgroundSubtract(const char* name): | |
84 | ||
85 | AliAnalysisTaskSE(name), | |
86 | fAODOut(0x0), | |
87 | fAODIn(0x0), | |
88 | fAODExtension(0x0), | |
f0659f11 | 89 | fJBArray(0), |
fb10c4b8 | 90 | fBackgroundBranch(""), |
91 | fNonStdFile(""), | |
92 | fReplaceString1("B0"), | |
93 | fReplaceString2("B%d"), | |
d73e1768 | 94 | fSubtraction(k4Area), |
bea24d2d | 95 | fKeepJets(kFALSE), |
fb10c4b8 | 96 | fInJetArrayList(0x0), |
97 | fOutJetArrayList(0x0), | |
d73e1768 | 98 | fh2CentvsRho(0x0), |
99 | fh2CentvsSigma(0x0), | |
82ac956f | 100 | fh2MultvsRho(0x0), |
101 | fh2MultvsSigma(0x0), | |
d73e1768 | 102 | fh2ShiftEta(0x0), |
103 | fh2ShiftPhi(0x0), | |
104 | fh2ShiftEtaLeading(0x0), | |
105 | fh2ShiftPhiLeading(0x0), | |
fb10c4b8 | 106 | fHistList(0x0) |
107 | { | |
108 | DefineOutput(1, TList::Class()); | |
109 | } | |
110 | ||
111 | ||
112 | ||
113 | Bool_t AliAnalysisTaskJetBackgroundSubtract::Notify() | |
114 | { | |
f0659f11 | 115 | // |
116 | // exec with every new file | |
fb10c4b8 | 117 | // |
1c21a0e7 | 118 | fAODIn = dynamic_cast<AliAODEvent*>(InputEvent()); |
119 | ||
120 | ResetOutJets(); | |
121 | ||
122 | // Now we also have the Input Event Available! Fillvthe pointers in the list | |
123 | ||
124 | fInJetArrayList->Clear(); | |
125 | fOutJetArrayList->Clear(); | |
126 | ||
f0659f11 | 127 | for(int iJB = 0;iJB<(fJBArray?fJBArray->GetEntries():0);iJB++){ |
1c21a0e7 | 128 | TObjString *ostr = (TObjString*)fJBArray->At(iJB); |
a18eedbb | 129 | |
130 | ||
1c21a0e7 | 131 | TClonesArray* jarray = 0; |
132 | if(!jarray&&fAODOut){ | |
133 | jarray = (TClonesArray*)(fAODOut->FindListObject(ostr->GetString().Data())); | |
134 | } | |
135 | if(!jarray&&fAODExtension){ | |
136 | jarray = (TClonesArray*)(fAODExtension->GetAOD()->FindListObject(ostr->GetString().Data())); | |
137 | } | |
138 | if(!jarray&&fAODIn){ | |
139 | jarray = (TClonesArray*)(fAODIn->FindListObject(ostr->GetString().Data())); | |
140 | } | |
141 | ||
142 | if(!jarray){ | |
143 | if(fDebug){ | |
144 | Printf("%s:%d Input jet branch %s not found",(char*)__FILE__,__LINE__,ostr->GetString().Data()); | |
145 | } | |
146 | continue; | |
147 | } | |
148 | ||
149 | TString newName(ostr->GetString().Data()); | |
150 | newName.ReplaceAll(fReplaceString1.Data(),Form(fReplaceString2.Data(),fSubtraction)); | |
151 | TClonesArray* jarrayOut = 0; | |
ea950747 | 152 | if(newName.CompareTo(ostr->GetString())==0){ |
153 | Printf("%s:%d Input and output branch would have the same name, skipping %s ",(char*)__FILE__,__LINE__,ostr->GetString().Data()); | |
154 | continue; | |
155 | } | |
156 | ||
1c21a0e7 | 157 | if(!jarrayOut&&fAODOut){ |
158 | jarrayOut = (TClonesArray*)(fAODOut->FindListObject(newName.Data())); | |
159 | } | |
160 | if(!jarrayOut&&fAODExtension){ | |
161 | jarrayOut = (TClonesArray*)(fAODExtension->GetAOD()->FindListObject(newName.Data())); | |
162 | } | |
163 | ||
164 | if(!jarrayOut){ | |
165 | if(fDebug){ | |
166 | Printf("%s:%d Output jet branch %s not found",(char*)__FILE__,__LINE__,newName.Data()); | |
167 | PrintAODContents(); | |
168 | } | |
169 | continue; | |
170 | } | |
171 | if(jarrayOut&&jarray){ | |
172 | fOutJetArrayList->Add(jarrayOut); | |
173 | fInJetArrayList->Add(jarray); | |
174 | } | |
175 | } | |
fb10c4b8 | 176 | return kTRUE; |
177 | } | |
178 | ||
179 | void AliAnalysisTaskJetBackgroundSubtract::UserCreateOutputObjects() | |
180 | { | |
181 | ||
182 | // | |
183 | // Create the output container | |
184 | // | |
185 | // Connect the AOD | |
186 | ||
fb10c4b8 | 187 | if (fDebug > 1) printf("AnalysisTaskJetBackgroundSubtract::UserCreateOutputObjects() \n"); |
750e22e8 | 188 | |
189 | ||
190 | ||
fb10c4b8 | 191 | if(fNonStdFile.Length()!=0){ |
a18eedbb | 192 | |
fb10c4b8 | 193 | // case that we have an AOD extension we need to fetch the jets from the extended output |
194 | // we identifay the extension aod event by looking for the branchname | |
195 | AliAODHandler *aodH = dynamic_cast<AliAODHandler*>(AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()); | |
8ddcf605 | 196 | |
197 | fAODExtension = (aodH?aodH->GetExtension(fNonStdFile.Data()):0); | |
fb10c4b8 | 198 | |
199 | if(!fAODExtension){ | |
200 | if(fDebug>1)Printf("AODExtension found for %s",fNonStdFile.Data()); | |
201 | } | |
202 | } | |
203 | fAODOut = AODEvent(); | |
fb10c4b8 | 204 | |
1c21a0e7 | 205 | // usually we do not have the input already here |
fb10c4b8 | 206 | |
207 | if(!fInJetArrayList)fInJetArrayList =new TList(); | |
208 | if(!fOutJetArrayList)fOutJetArrayList =new TList(); | |
209 | ||
f0659f11 | 210 | for(int iJB = 0;iJB<(fJBArray?fJBArray->GetEntries():0);iJB++){ |
fb10c4b8 | 211 | TObjString *ostr = (TObjString*)fJBArray->At(iJB); |
1c21a0e7 | 212 | TString newName(ostr->GetString().Data()); |
fb10c4b8 | 213 | if(!newName.Contains(fReplaceString1.Data())){ |
214 | Printf("%s:%d cannot replace string %s in %s",(char*)__FILE__,__LINE__,fReplaceString1.Data(), | |
1c21a0e7 | 215 | newName.Data()); |
fb10c4b8 | 216 | continue; |
217 | } | |
218 | ||
ea950747 | 219 | |
fb10c4b8 | 220 | // add a new branch to the output for the background subtracted jets take the names from |
221 | // the input jets and replace the background flag names | |
222 | TClonesArray *tca = new TClonesArray("AliAODJet", 0); | |
fb10c4b8 | 223 | newName.ReplaceAll(fReplaceString1.Data(),Form(fReplaceString2.Data(),fSubtraction)); |
ea950747 | 224 | if(newName.CompareTo(ostr->GetString())==0){ |
225 | Printf("%s:%d Input and output branch would have the same name, skipping: %s ",(char*)__FILE__,__LINE__,ostr->GetString().Data()); | |
226 | continue; | |
227 | } | |
228 | ||
fb10c4b8 | 229 | if(fDebug){ |
230 | Printf("%s:%d created branch \n %s from \n %s",(char*)__FILE__,__LINE__,newName.Data(), | |
1c21a0e7 | 231 | ostr->GetString().Data()); |
fb10c4b8 | 232 | } |
233 | tca->SetName(newName.Data()); | |
234 | AddAODBranch("TClonesArray",&tca,fNonStdFile.Data()); | |
fb10c4b8 | 235 | } |
236 | ||
237 | ||
fb10c4b8 | 238 | if(!fHistList)fHistList = new TList(); |
239 | fHistList->SetOwner(); | |
750e22e8 | 240 | PostData(1, fHistList); // post data in any case once |
fb10c4b8 | 241 | |
ca6d12f9 | 242 | // |
243 | ||
244 | // delta pT vs. area vs. cent vs. mult | |
245 | const Int_t nSparseBinsDelta = 4; | |
246 | const Int_t nBinsDelta[nSparseBinsDelta] = { 241, 10, 10, 25}; | |
247 | const Double_t xminDelta[nSparseBinsDelta] = {-120.5, 0, 0, 0}; | |
248 | const Double_t xmaxDelta[nSparseBinsDelta] = { 120.5, 1.0, 100,5000}; | |
249 | ||
f0659f11 | 250 | for(int iJB = 0;iJB<(fJBArray?fJBArray->GetEntries():0);iJB++){ |
1c21a0e7 | 251 | TObjString *ostr = (TObjString*)fJBArray->At(iJB); |
252 | TString oldName(ostr->GetString().Data()); | |
253 | TString newName(ostr->GetString().Data()); | |
254 | if(!newName.Contains(fReplaceString1.Data())){ | |
255 | Printf("%s:%d cannot replace string %s in %s",(char*)__FILE__,__LINE__,fReplaceString1.Data(), | |
256 | newName.Data()); | |
257 | continue; | |
258 | } | |
259 | newName.ReplaceAll(fReplaceString1.Data(),Form(fReplaceString2.Data(),fSubtraction)); | |
ca6d12f9 | 260 | |
8a320ab9 | 261 | TH2F *hTmp = new TH2F(Form("h2PtInPtOut_%d",iJB),Form(";%s p_{T}; %s p_{T}",oldName.Data(),newName.Data()),200,0,200.,400,-200.,200.); |
d9c0c425 | 262 | fHistList->Add(hTmp); |
ca6d12f9 | 263 | THnSparseF *hFTmp = new THnSparseF(Form("hnDPtAreaCentMult_%d",iJB),Form("%s delta;#delta p_{T};Area;cent;mult",newName.Data()),nSparseBinsDelta,nBinsDelta,xminDelta,xmaxDelta); |
264 | fHistList->Add(hFTmp); | |
d9c0c425 | 265 | } |
266 | ||
fb10c4b8 | 267 | Bool_t oldStatus = TH1::AddDirectoryStatus(); |
268 | TH1::AddDirectory(kFALSE); | |
269 | ||
270 | // | |
271 | // Histogram booking, add som control histograms here | |
272 | // | |
273 | ||
d73e1768 | 274 | |
ca6d12f9 | 275 | fh2CentvsRho = new TH2F("fh2CentvsRho","centrality vs background density", 100,0.,100.,600,0.,300.); |
276 | fh2CentvsSigma = new TH2F("fh2CentvsSigma","centrality vs backgroun sigma",100,0.,100.,500,0.,50.); | |
d73e1768 | 277 | fHistList->Add(fh2CentvsRho); |
278 | fHistList->Add(fh2CentvsSigma); | |
279 | ||
ca6d12f9 | 280 | fh2MultvsRho = new TH2F("fh2MultvsRho","mult vs background density", 100,0.,5000.,600,0.,300.); |
281 | fh2MultvsSigma = new TH2F("fh2MultvsSigma","mult vs background sigma",100,0.,5000.,500,0.,50.); | |
82ac956f | 282 | fHistList->Add(fh2MultvsRho); |
283 | fHistList->Add(fh2MultvsSigma); | |
284 | ||
d73e1768 | 285 | if(fSubtraction==k4Area){ |
286 | fh2ShiftEta = new TH2F("fh2ShiftEta","extended correction Eta",100,-0.9,0.9,100,-0.9,0.9); | |
287 | fh2ShiftPhi = new TH2F("fh2ShiftPhi","extended correction Phi",100,0.,6.5,100,0.,6.5); | |
288 | fh2ShiftEtaLeading = new TH2F("fh2ShiftEtaLeading","extended correction Eta",100,-0.9,0.9,100,-0.9,0.9); | |
289 | fh2ShiftPhiLeading = new TH2F("fh2ShiftPhiLeading","extended correction Phi",100,0.,6.5,100,0.,6.5); | |
290 | fHistList->Add(fh2ShiftEta); | |
291 | fHistList->Add(fh2ShiftPhi); | |
292 | fHistList->Add(fh2ShiftEtaLeading); | |
293 | fHistList->Add(fh2ShiftPhiLeading); | |
294 | } | |
295 | ||
fb10c4b8 | 296 | // =========== Switch on Sumw2 for all histos =========== |
297 | for (Int_t i=0; i<fHistList->GetEntries(); ++i) { | |
298 | TH1 *h1 = dynamic_cast<TH1*>(fHistList->At(i)); | |
299 | if (h1){ | |
300 | h1->Sumw2(); | |
301 | continue; | |
302 | } | |
303 | THnSparse *hn = dynamic_cast<THnSparse*>(fHistList->At(i)); | |
304 | if(hn)hn->Sumw2(); | |
305 | } | |
306 | TH1::AddDirectory(oldStatus); | |
307 | ||
308 | if(fBackgroundBranch.Length()==0) | |
309 | AliError(Form("%s:%d No BackgroundBranch defined",(char*)__FILE__,__LINE__)); | |
f0659f11 | 310 | if((fJBArray?fJBArray->GetEntries():0)==0) |
fb10c4b8 | 311 | AliError(Form("%s:%d No Jet Branches defined defined",(char*)__FILE__,__LINE__)); |
312 | } | |
313 | ||
314 | void AliAnalysisTaskJetBackgroundSubtract::Init() | |
315 | { | |
316 | // | |
317 | // Initialization | |
318 | // | |
319 | if (fDebug > 1) printf("AnalysisTaskJetBackgroundSubtract::Init() \n"); | |
320 | } | |
321 | ||
322 | void AliAnalysisTaskJetBackgroundSubtract::UserExec(Option_t */*option*/) | |
323 | { | |
f0659f11 | 324 | // |
325 | // Execute for every selected event | |
326 | // | |
fb10c4b8 | 327 | |
1c21a0e7 | 328 | if (fDebug > 1) printf("AnalysisTaskJetBackgroundSubtract::UserExec() \n"); |
fb10c4b8 | 329 | ResetOutJets(); |
f0659f11 | 330 | if(fBackgroundBranch.Length()==0||(fJBArray?fJBArray->GetEntries():0)==0){ |
1c21a0e7 | 331 | if(fDebug)Printf("%s:%d No background subtraction done",(char*)__FILE__,__LINE__); |
fb10c4b8 | 332 | PostData(1,fHistList); |
333 | } | |
1c21a0e7 | 334 | if(fJBArray->GetEntries()!=fInJetArrayList->GetEntries()){ |
335 | if(fDebug)Printf("%s:%d different Array sizes %d %d %d",(char*)__FILE__,__LINE__,fJBArray->GetEntries(),fInJetArrayList->GetEntries(),fOutJetArrayList->GetEntries()); | |
336 | PostData(1,fHistList); | |
337 | } | |
338 | ||
fb10c4b8 | 339 | |
340 | ||
a18eedbb | 341 | AliAODJetEventBackground* evBkg = 0; |
342 | TClonesArray* bkgClusters = 0; | |
343 | TClonesArray* bkgClustersRC = 0; | |
344 | TString bkgClusterName(fBackgroundBranch.Data()); | |
1c21a0e7 | 345 | bkgClusterName.ReplaceAll(Form("%s_",AliAODJetEventBackground::StdBranchName()),""); |
a18eedbb | 346 | TString bkgClusterRCName(Form("%s%s",bkgClusterName.Data(),"RandomCone")); |
347 | ||
348 | if(!evBkg&&!bkgClusters&&!bkgClustersRC&&fAODOut){ | |
fb10c4b8 | 349 | evBkg = (AliAODJetEventBackground*)(fAODOut->FindListObject(fBackgroundBranch.Data())); |
d9c0c425 | 350 | bkgClusters = (TClonesArray*)(fAODOut->FindListObject(bkgClusterName.Data())); |
a18eedbb | 351 | bkgClustersRC = (TClonesArray*)(fAODOut->FindListObject(bkgClusterRCName.Data())); |
352 | ||
1c21a0e7 | 353 | if(fDebug&&bkgClusters)Printf("%s:%d Background cluster branch %s found",(char*)__FILE__,__LINE__,bkgClusterName.Data()); |
a18eedbb | 354 | if(fDebug&&bkgClustersRC)Printf("%s:%d Background cluster RC branch %s found",(char*)__FILE__,__LINE__,bkgClusterRCName.Data()); |
1c21a0e7 | 355 | if(fDebug&&evBkg)Printf("%s:%d Backgroundbranch %s found",(char*)__FILE__,__LINE__,fBackgroundBranch.Data()); |
fb10c4b8 | 356 | } |
a18eedbb | 357 | if(!evBkg&&!bkgClusters&&!bkgClustersRC&&fAODExtension){ |
fb10c4b8 | 358 | evBkg = (AliAODJetEventBackground*)(fAODExtension->GetAOD()->FindListObject(fBackgroundBranch.Data())); |
d9c0c425 | 359 | bkgClusters = (TClonesArray*)(fAODExtension->GetAOD()->FindListObject(bkgClusterName.Data())); |
a18eedbb | 360 | bkgClustersRC = (TClonesArray*)(fAODExtension->GetAOD()->FindListObject(bkgClusterRCName.Data())); |
1c21a0e7 | 361 | if(fDebug&&bkgClusters)Printf("%s:%d Background cluster branch %s found",(char*)__FILE__,__LINE__,bkgClusterName.Data()); |
a18eedbb | 362 | if(fDebug&&bkgClustersRC)Printf("%s:%d Background cluster RC branch %s found",(char*)__FILE__,__LINE__,bkgClusterRCName.Data()); |
363 | ||
1c21a0e7 | 364 | if(fDebug&&evBkg)Printf("%s:%d Backgroundbranch %s found",(char*)__FILE__,__LINE__,fBackgroundBranch.Data()); |
fb10c4b8 | 365 | } |
1c21a0e7 | 366 | |
a18eedbb | 367 | if(!evBkg&&!bkgClusters&&!bkgClustersRC&&fAODIn){ |
fb10c4b8 | 368 | evBkg = (AliAODJetEventBackground*)(fAODIn->FindListObject(fBackgroundBranch.Data())); |
1c21a0e7 | 369 | bkgClusters = (TClonesArray*)(fAODIn->FindListObject(bkgClusterName.Data())); |
a18eedbb | 370 | bkgClustersRC = (TClonesArray*)(fAODIn->FindListObject(bkgClusterRCName.Data())); |
371 | ||
1c21a0e7 | 372 | if(fDebug&&bkgClusters)Printf("%s:%d Background cluster branch %s found",(char*)__FILE__,__LINE__,bkgClusterName.Data()); |
a18eedbb | 373 | if(fDebug&&bkgClustersRC)Printf("%s:%d Background cluster RC branch %s found",(char*)__FILE__,__LINE__,bkgClusterRCName.Data()); |
1c21a0e7 | 374 | if(fDebug&&evBkg)Printf("%s:%d Backgroundbranch %s found",(char*)__FILE__,__LINE__,fBackgroundBranch.Data()); |
fb10c4b8 | 375 | } |
376 | ||
8ddcf605 | 377 | if(!evBkg&&(fSubtraction==kArea||fSubtraction==kRhoRecalc||fSubtraction==k4Area)){ |
1c21a0e7 | 378 | if(fDebug){ |
379 | Printf("%s:%d Backgroundbranch %s not found",(char*)__FILE__,__LINE__,fBackgroundBranch.Data()); | |
380 | PrintAODContents(); | |
381 | } | |
fb10c4b8 | 382 | PostData(1,fHistList); |
d9c0c425 | 383 | return; |
384 | } | |
385 | ||
8a56597f | 386 | if(!bkgClusters&&(fSubtraction==kRhoRecalc)){ |
1c21a0e7 | 387 | if(fDebug){ |
388 | Printf("%s:%d Background cluster branch %s not found",(char*)__FILE__,__LINE__,bkgClusterName.Data()); | |
389 | PrintAODContents(); | |
390 | } | |
d9c0c425 | 391 | PostData(1,fHistList); |
392 | return; | |
fb10c4b8 | 393 | } |
394 | ||
8a56597f | 395 | if(!bkgClustersRC&&(fSubtraction==kRhoRC)){ |
a18eedbb | 396 | if(fDebug){ |
397 | Printf("%s:%d Background cluster RC branch %s not found",(char*)__FILE__,__LINE__,bkgClusterRCName.Data()); | |
398 | PrintAODContents(); | |
399 | } | |
400 | PostData(1,fHistList); | |
401 | return; | |
402 | } | |
fb10c4b8 | 403 | // LOOP over all jet branches and subtract the background |
404 | ||
a18eedbb | 405 | Float_t rho = 0; |
d73e1768 | 406 | Float_t sigma=0.; |
a18eedbb | 407 | Double_t meanarea = 0; |
d73e1768 | 408 | TLorentzVector backgroundv; |
409 | Float_t cent=0.; | |
82ac956f | 410 | |
8ddcf605 | 411 | if(fAODOut)cent = fAODOut->GetHeader()->GetCentrality(); |
824a37c1 | 412 | if(fAODIn) cent = fAODIn->GetHeader()->GetCentrality(); |
413 | ||
8ddcf605 | 414 | if(evBkg)sigma=evBkg->GetSigma(1); |
d73e1768 | 415 | |
416 | if(fSubtraction==kArea) rho = evBkg->GetBackground(1); | |
417 | if(fSubtraction==k4Area){ | |
8ddcf605 | 418 | rho = evBkg->GetBackground(0); |
419 | sigma=evBkg->GetSigma(0); | |
420 | } | |
d73e1768 | 421 | |
a18eedbb | 422 | if(fSubtraction==kRhoRecalc){ |
d73e1768 | 423 | meanarea=evBkg->GetMeanarea(1); |
a18eedbb | 424 | rho =RecalcRho(bkgClusters,meanarea); |
8ddcf605 | 425 | } |
d73e1768 | 426 | if(fSubtraction==kRhoRC) rho=RhoRC(bkgClustersRC); |
82ac956f | 427 | |
428 | Float_t mult = 0; | |
429 | for(int iJB = 0;iJB<fInJetArrayList->GetEntries();iJB++){ | |
430 | TClonesArray* jarray = (TClonesArray*)fInJetArrayList->At(iJB); | |
431 | if(jarray){ | |
432 | TString tmp(jarray->GetName()); | |
433 | if(tmp.Contains("cluster")){ | |
434 | mult = MultFromJetRefs(jarray); | |
435 | if(mult>0)break; | |
436 | } | |
437 | } | |
438 | } | |
439 | ||
d73e1768 | 440 | fh2CentvsRho->Fill(cent,rho); |
441 | fh2CentvsSigma->Fill(cent,sigma); | |
82ac956f | 442 | |
443 | fh2MultvsRho->Fill(mult,rho); | |
444 | fh2MultvsSigma->Fill(mult,sigma); | |
a18eedbb | 445 | |
d73e1768 | 446 | for(int iJB = 0;iJB<fInJetArrayList->GetEntries();iJB++){ |
fb10c4b8 | 447 | TClonesArray* jarray = (TClonesArray*)fInJetArrayList->At(iJB); |
448 | TClonesArray* jarrayOut = (TClonesArray*)fOutJetArrayList->At(iJB); | |
1c21a0e7 | 449 | |
450 | if(!jarray||!jarrayOut){ | |
8ddcf605 | 451 | Printf("%s:%d Array not found %d: %p %p",(char*)__FILE__,__LINE__,iJB,jarray,jarrayOut); |
452 | continue; | |
453 | } | |
d9c0c425 | 454 | TH2F* h2PtInOut = (TH2F*)fHistList->FindObject(Form("h2PtInPtOut_%d",iJB)); |
ca6d12f9 | 455 | THnSparseF* hnDPtAreaCentMult = (THnSparseF*)fHistList->FindObject(Form("hnDPtAreaCentMult_%d",iJB)); |
fb10c4b8 | 456 | // loop over all jets |
457 | Int_t nOut = 0; | |
a18eedbb | 458 | |
ca6d12f9 | 459 | Double_t deltaPt[4]; |
460 | deltaPt[2] = cent; | |
461 | deltaPt[3] = mult; | |
a18eedbb | 462 | |
fb10c4b8 | 463 | for(int i = 0;i < jarray->GetEntriesFast();i++){ |
464 | AliAODJet *jet = (AliAODJet*)jarray->At(i); | |
465 | AliAODJet tmpNewJet(*jet); | |
466 | Bool_t bAdd = false; | |
ca6d12f9 | 467 | Float_t ptSub = 0; |
468 | ||
a18eedbb | 469 | |
fb10c4b8 | 470 | if(fSubtraction==kArea){ |
d9c0c425 | 471 | Double_t background = rho * jet->EffectiveAreaCharged(); |
ca6d12f9 | 472 | ptSub = jet->Pt() - background; |
fb10c4b8 | 473 | if(fDebug>2){ |
474 | Printf("%s:%d Jet %d %3.3f %3.3f",(char*)__FILE__,__LINE__,i,jet->Pt(),ptSub); | |
475 | } | |
c0711eb9 | 476 | if(ptSub<=0){ |
fb10c4b8 | 477 | // optionally rescale it and keep?? |
bea24d2d | 478 | if(fKeepJets){ |
479 | bAdd = RescaleJetMomentum(&tmpNewJet,0.1); | |
480 | } | |
481 | else{ | |
482 | bAdd = false; | |
483 | } | |
fb10c4b8 | 484 | } |
485 | else{ | |
486 | bAdd = RescaleJetMomentum(&tmpNewJet,ptSub); | |
487 | } | |
d9c0c425 | 488 | // add background estimates to the new jet object |
489 | // allows to recover old p_T and rho... | |
490 | tmpNewJet.SetBgEnergy(background,0); | |
bea24d2d | 491 | tmpNewJet.SetPtSubtracted(ptSub,0); |
fb10c4b8 | 492 | }// kAREA |
a18eedbb | 493 | else if(fSubtraction==kRhoRecalc){ |
494 | Double_t background = rho * jet->EffectiveAreaCharged(); | |
ca6d12f9 | 495 | ptSub = jet->Pt() - background; |
a18eedbb | 496 | if(fDebug>2){ |
497 | Printf("%s:%d Jet %d %3.3f %3.3f %3.3f %3.3f",(char*)__FILE__,__LINE__,i,jet->Pt(),ptSub,background,rho);} | |
c0711eb9 | 498 | if(ptSub<=0){ |
bea24d2d | 499 | // optionally rescale it and keep |
500 | if(fKeepJets){ | |
501 | bAdd = RescaleJetMomentum(&tmpNewJet,0.1); | |
502 | } | |
503 | else{ | |
504 | bAdd = false; | |
505 | } | |
a18eedbb | 506 | } |
507 | else{ | |
508 | bAdd = RescaleJetMomentum(&tmpNewJet,ptSub); | |
a18eedbb | 509 | } |
510 | // add background estimates to the new jet object | |
511 | // allows to recover old p_T and rho... | |
512 | tmpNewJet.SetBgEnergy(background,0); | |
bea24d2d | 513 | tmpNewJet.SetPtSubtracted(ptSub,0); |
a18eedbb | 514 | }//kRhoRecalc |
515 | else if(fSubtraction==kRhoRC){ | |
516 | Double_t background = rho * jet->EffectiveAreaCharged(); | |
ca6d12f9 | 517 | ptSub = jet->Pt() - background; |
a18eedbb | 518 | if(fDebug>2){ Printf("%s:%d Jet %d %3.3f %3.3f %3.3f %3.3f",(char*)__FILE__,__LINE__,i,jet->Pt(),ptSub,background,rho);} |
c0711eb9 | 519 | if(ptSub<=0){ |
bea24d2d | 520 | if(fKeepJets){ |
521 | bAdd = RescaleJetMomentum(&tmpNewJet,0.1); | |
522 | } | |
523 | else{ | |
524 | bAdd = false; | |
525 | } | |
a18eedbb | 526 | } |
527 | else{ | |
528 | bAdd = RescaleJetMomentum(&tmpNewJet,ptSub); | |
a18eedbb | 529 | } |
530 | // add background estimates to the new jet object | |
531 | // allows to recover old p_T and rho... | |
532 | tmpNewJet.SetBgEnergy(background,0); | |
bea24d2d | 533 | tmpNewJet.SetPtSubtracted(ptSub,0); |
a18eedbb | 534 | }//kRhoRC |
fb10c4b8 | 535 | |
c0ec1c44 | 536 | else if(fSubtraction==k4Area&&jet->VectorAreaCharged()){ |
c0ec1c44 | 537 | backgroundv.SetPxPyPzE(rho*(jet->VectorAreaCharged())->Px(),rho*(jet->VectorAreaCharged())->Py(),rho*(jet->VectorAreaCharged())->Pz(),rho*(jet->VectorAreaCharged())->E()); |
ca6d12f9 | 538 | ptSub = jet->Pt()-backgroundv.Pt(); |
c0711eb9 | 539 | if((backgroundv.E()>=jet->E())||(backgroundv.Pt()>=jet->Pt())){ |
bea24d2d | 540 | if(fKeepJets){ |
541 | bAdd = RescaleJetMomentum(&tmpNewJet,0.1); | |
542 | } | |
543 | else{ | |
544 | bAdd = false; | |
545 | } | |
c0ec1c44 | 546 | } |
547 | else{ | |
548 | bAdd = RescaleJet4vector(&tmpNewJet,backgroundv); | |
549 | } | |
550 | // add background estimates to the new jet object | |
551 | // allows to recover old p_T and rho... | |
bea24d2d | 552 | tmpNewJet.SetBgEnergy(backgroundv.Pt(),0); |
553 | tmpNewJet.SetPtSubtracted(ptSub,0); | |
c0ec1c44 | 554 | |
d73e1768 | 555 | }//kArea4vector |
556 | ||
fb10c4b8 | 557 | if(bAdd){ |
d9c0c425 | 558 | AliAODJet *newJet = new ((*jarrayOut)[nOut++]) AliAODJet(tmpNewJet); |
559 | // what about track references, clear for now... | |
d73e1768 | 560 | if(fSubtraction==k4Area){ |
d73e1768 | 561 | fh2ShiftEta->Fill(jet->Eta(),newJet->Eta()); |
562 | fh2ShiftPhi->Fill(jet->Phi(),newJet->Phi()); | |
563 | if(i==0){fh2ShiftEtaLeading->Fill(jet->Eta(),newJet->Eta()); | |
564 | fh2ShiftPhiLeading->Fill(jet->Phi(),newJet->Phi());}} | |
565 | ||
d508795b | 566 | // set the references |
d9c0c425 | 567 | newJet->GetRefTracks()->Clear(); |
d508795b | 568 | TRefArray *refs = jet->GetRefTracks(); |
569 | for(Int_t ir=0;ir<refs->GetEntriesFast();ir++){ | |
570 | AliVParticle *vp = dynamic_cast<AliVParticle*>(refs->At(ir)); | |
571 | if(vp)newJet->AddTrack(vp); | |
572 | } | |
fb10c4b8 | 573 | } |
ca6d12f9 | 574 | if(h2PtInOut)h2PtInOut->Fill(jet->Pt(),ptSub); |
575 | if(hnDPtAreaCentMult){ | |
576 | deltaPt[0] = ptSub; | |
577 | deltaPt[1] = jet->EffectiveAreaCharged(); | |
578 | hnDPtAreaCentMult->Fill(deltaPt); | |
579 | } | |
a18eedbb | 580 | } |
cb9ef56f | 581 | if(jarrayOut)jarrayOut->Sort(); |
582 | } | |
583 | ||
584 | PostData(1, fHistList); | |
fb10c4b8 | 585 | } |
586 | ||
587 | void AliAnalysisTaskJetBackgroundSubtract::Terminate(Option_t */*option*/) | |
588 | { | |
589 | // Terminate analysis | |
590 | // | |
591 | if (fDebug > 1) printf("AnalysisJetBackgroundSubtract: Terminate() \n"); | |
592 | } | |
593 | ||
594 | Bool_t AliAnalysisTaskJetBackgroundSubtract::RescaleJetMomentum(AliAODJet *jet,Float_t pT){ | |
595 | // keep the direction and the jet mass | |
596 | if(pT<=0)return kFALSE; | |
597 | Double_t pTold = jet->Pt(); | |
598 | Double_t scale = pT/pTold; | |
599 | Double_t mass = jet->M(); | |
600 | Double_t pNew = jet->P() * scale; | |
601 | jet->SetPxPyPzE(scale*jet->Px(),scale*jet->Py(),scale*jet->Pz(),TMath::Sqrt(mass*mass+pNew*pNew)); | |
d73e1768 | 602 | |
603 | ||
604 | ||
fb10c4b8 | 605 | return kTRUE; |
606 | } | |
607 | ||
d73e1768 | 608 | Bool_t AliAnalysisTaskJetBackgroundSubtract::RescaleJet4vector(AliAODJet *jet,TLorentzVector backgroundv){ |
609 | ||
610 | if(backgroundv.Pt()<0.) return kFALSE; | |
611 | jet->SetPxPyPzE(jet->Px()-backgroundv.Px(),jet->Py()-backgroundv.Py(),jet->Pz()-backgroundv.Pz(),jet->E()-backgroundv.E()); | |
612 | ||
613 | return kTRUE; | |
614 | } | |
615 | ||
616 | ||
617 | ||
618 | ||
619 | ||
620 | ||
621 | ||
622 | ||
a18eedbb | 623 | Double_t AliAnalysisTaskJetBackgroundSubtract::RecalcRho(TClonesArray* bkgClusters,Double_t meanarea){ |
624 | ||
f0659f11 | 625 | // |
626 | // recalc rhoo | |
627 | // | |
628 | ||
8ddcf605 | 629 | Double_t ptarea=0.; |
630 | Int_t count=0; | |
631 | Double_t rho=0.; | |
f0659f11 | 632 | const Double_t rLimit2=0.8*0.8; //2*jet radius. |
8ddcf605 | 633 | TClonesArray* jarray=0; |
634 | ||
635 | for(int iJB = 0;iJB<fInJetArrayList->GetEntries();iJB++){ | |
636 | TObjString *ostr = (TObjString*)fInJetArrayList->At(iJB); | |
637 | TString jetref=ostr->GetString().Data(); | |
638 | if(jetref.Contains("ANTIKT04")){ | |
639 | jarray = (TClonesArray*)fInJetArrayList->At(iJB); | |
640 | } | |
641 | } | |
642 | if(!jarray)return rho; | |
643 | if(jarray->GetEntries()>=2){ | |
644 | AliAODJet *first = (AliAODJet*)(jarray->At(0)); | |
645 | AliAODJet *second= (AliAODJet*)(jarray->At(1)); | |
646 | for(Int_t k=0;k<bkgClusters->GetEntriesFast();k++){ | |
647 | AliAODJet *clus = (AliAODJet*)(bkgClusters->At(k)); | |
648 | if(TMath::Abs(clus->Eta())>0.5) continue; | |
649 | if((clus->EffectiveAreaCharged())<0.1*meanarea) continue; | |
650 | Double_t distance1=(first->Eta()-clus->Eta())*(first->Eta()-clus->Eta())+ | |
651 | (first->Phi()-clus->Phi())*(first->Phi()-clus->Phi()); | |
652 | Double_t distance2= (second->Eta()-clus->Eta())*(second->Eta()-clus->Eta())+ | |
653 | (second->Phi()-clus->Phi())*(second->Phi()-clus->Phi()); | |
f0659f11 | 654 | if((distance1<rLimit2)||(distance2<rLimit2)) continue; |
8ddcf605 | 655 | ptarea=ptarea+clus->Pt()/clus->EffectiveAreaCharged(); |
656 | count=count+1;} | |
657 | if(count!=0) rho=ptarea/count; | |
658 | } | |
659 | return rho; | |
a18eedbb | 660 | } |
661 | ||
f0659f11 | 662 | Double_t AliAnalysisTaskJetBackgroundSubtract::RhoRC(TClonesArray* bkgClustersRC){ |
663 | ||
664 | // | |
665 | // calc rho from random cones | |
666 | // | |
a18eedbb | 667 | |
668 | Double_t ptarea=0.; | |
669 | Int_t count=0; | |
670 | Double_t rho=0.; | |
f0659f11 | 671 | const Double_t rLimit2=0.8*0.8; //2*jet radius. |
a18eedbb | 672 | TClonesArray* jarray=0; |
673 | for(int iJB = 0;iJB<fInJetArrayList->GetEntries();iJB++){ | |
8ddcf605 | 674 | TObjString *ostr = (TObjString*)fInJetArrayList->At(iJB); |
675 | TString jetref=ostr->GetString().Data(); | |
676 | if(jetref.Contains("ANTIKT04")){ | |
677 | jarray = (TClonesArray*)fInJetArrayList->At(iJB); | |
678 | } | |
679 | } | |
680 | if(!jarray)return rho; | |
681 | ||
a18eedbb | 682 | if(jarray->GetEntries()>=2){ |
683 | AliAODJet *first = (AliAODJet*)(jarray->At(0)); | |
684 | AliAODJet *second=(AliAODJet*)(jarray->At(1)); | |
685 | for(Int_t k=0;k<bkgClustersRC->GetEntriesFast();k++){ | |
686 | AliAODJet *clus = (AliAODJet*)(bkgClustersRC->At(k)); | |
687 | if(TMath::Abs(clus->Eta())>0.5) continue; | |
688 | Double_t distance1=(first->Eta()-clus->Eta())*(first->Eta()-clus->Eta())+ | |
689 | (first->Phi()-clus->Phi())*(first->Phi()-clus->Phi()); | |
690 | Double_t distance2= (second->Eta()-clus->Eta())*(second->Eta()-clus->Eta())+ | |
691 | (second->Phi()-clus->Phi())*(second->Phi()-clus->Phi()); | |
f0659f11 | 692 | if((distance1<rLimit2)||(distance2<rLimit2)) continue; |
a18eedbb | 693 | ptarea=ptarea+clus->Pt()/clus->EffectiveAreaCharged(); |
694 | count=count+1;} | |
695 | if(count!=0) rho=ptarea/count; } | |
696 | return rho; | |
697 | } | |
698 | ||
699 | ||
700 | ||
701 | ||
702 | ||
703 | ||
704 | ||
705 | ||
706 | ||
fb10c4b8 | 707 | void AliAnalysisTaskJetBackgroundSubtract::ResetOutJets(){ |
f0659f11 | 708 | // |
709 | // Reset the output jets | |
710 | // | |
711 | ||
fb10c4b8 | 712 | if(!fOutJetArrayList)return; |
713 | for(int iJB = 0;iJB<fOutJetArrayList->GetEntries();iJB++){ | |
714 | TClonesArray* jarray = (TClonesArray*)fOutJetArrayList->At(iJB); | |
715 | if(jarray)jarray->Delete(); | |
716 | } | |
717 | } | |
1c21a0e7 | 718 | |
719 | ||
720 | void AliAnalysisTaskJetBackgroundSubtract::PrintAODContents(){ | |
f0659f11 | 721 | |
722 | // | |
723 | // guess from the name what this function does | |
724 | // | |
725 | ||
1c21a0e7 | 726 | if(fAODIn){ |
727 | Printf("%s:%d >>>>>> Input",(char*)__FILE__,__LINE__); | |
728 | fAODIn->Print(); | |
729 | } | |
730 | if(fAODExtension){ | |
731 | Printf("%s:%d >>>>>> Extenstion",(char*)__FILE__,__LINE__); | |
732 | fAODExtension->GetAOD()->Print(); | |
733 | } | |
734 | if(fAODOut){ | |
735 | Printf("%s:%d >>>>>> Output",(char*)__FILE__,__LINE__); | |
736 | fAODOut->Print(); | |
737 | } | |
738 | } | |
82ac956f | 739 | |
740 | Int_t AliAnalysisTaskJetBackgroundSubtract::MultFromJetRefs(TClonesArray* jets){ | |
f0659f11 | 741 | // |
742 | // calculate multiplicty based on jet references | |
743 | // | |
744 | ||
82ac956f | 745 | if(!jets)return 0; |
746 | ||
747 | Int_t refMult = 0; | |
748 | for(int ij = 0;ij < jets->GetEntries();++ij){ | |
749 | AliAODJet* jet = (AliAODJet*)jets->At(ij); | |
750 | if(!jet)continue; | |
751 | TRefArray *refs = jet->GetRefTracks(); | |
752 | if(!refs)continue; | |
753 | refMult += refs->GetEntries(); | |
754 | } | |
755 | return refMult; | |
756 | ||
757 | } | |
f0659f11 | 758 | |
759 | void AliAnalysisTaskJetBackgroundSubtract::AddJetBranch(const char* c){ | |
760 | if(!fJBArray)fJBArray = new TObjArray(); | |
761 | fJBArray->Add(new TObjString(c)); | |
762 | } |