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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> | |
28 | #include <TInterpreter.h> | |
29 | #include <TList.h> | |
30 | #include <TLorentzVector.h> | |
d9c0c425 | 31 | #include <TRefArray.h> |
fb10c4b8 | 32 | #include "TDatabasePDG.h" |
33 | ||
34 | #include "AliAnalysisTaskJetBackgroundSubtract.h" | |
35 | #include "AliAnalysisManager.h" | |
36 | #include "AliAODHandler.h" | |
37 | #include "AliAODTrack.h" | |
38 | #include "AliAODJet.h" | |
39 | #include "AliAODEvent.h" | |
40 | #include "AliInputEventHandler.h" | |
41 | #include "AliAODJetEventBackground.h" | |
42 | ||
43 | ||
44 | ClassImp(AliAnalysisTaskJetBackgroundSubtract) | |
45 | ||
46 | AliAnalysisTaskJetBackgroundSubtract::~AliAnalysisTaskJetBackgroundSubtract(){ | |
47 | delete fJBArray; | |
48 | delete fOutJetArrayList; | |
49 | delete fInJetArrayList; | |
50 | } | |
51 | ||
52 | AliAnalysisTaskJetBackgroundSubtract::AliAnalysisTaskJetBackgroundSubtract(): | |
53 | AliAnalysisTaskSE(), | |
54 | fAODOut(0x0), | |
55 | fAODIn(0x0), | |
56 | fAODExtension(0x0), | |
57 | fJBArray(new TObjArray()), | |
58 | fBackgroundBranch(""), | |
59 | fNonStdFile(""), | |
60 | fReplaceString1("B0"), | |
61 | fReplaceString2("B%d"), | |
d73e1768 | 62 | fSubtraction(k4Area), |
fb10c4b8 | 63 | fInJetArrayList(0x0), |
64 | fOutJetArrayList(0x0), | |
d73e1768 | 65 | fh2CentvsRho(0x0), |
66 | fh2CentvsSigma(0x0), | |
67 | fh2ShiftEta(0x0), | |
68 | fh2ShiftPhi(0x0), | |
69 | fh2ShiftEtaLeading(0x0), | |
70 | fh2ShiftPhiLeading(0x0), | |
fb10c4b8 | 71 | fHistList(0x0) |
72 | { | |
73 | ||
74 | } | |
75 | ||
76 | AliAnalysisTaskJetBackgroundSubtract::AliAnalysisTaskJetBackgroundSubtract(const char* name): | |
77 | ||
78 | AliAnalysisTaskSE(name), | |
79 | fAODOut(0x0), | |
80 | fAODIn(0x0), | |
81 | fAODExtension(0x0), | |
82 | fJBArray(new TObjArray()), | |
83 | fBackgroundBranch(""), | |
84 | fNonStdFile(""), | |
85 | fReplaceString1("B0"), | |
86 | fReplaceString2("B%d"), | |
d73e1768 | 87 | fSubtraction(k4Area), |
fb10c4b8 | 88 | fInJetArrayList(0x0), |
89 | fOutJetArrayList(0x0), | |
d73e1768 | 90 | fh2CentvsRho(0x0), |
91 | fh2CentvsSigma(0x0), | |
92 | fh2ShiftEta(0x0), | |
93 | fh2ShiftPhi(0x0), | |
94 | fh2ShiftEtaLeading(0x0), | |
95 | fh2ShiftPhiLeading(0x0), | |
fb10c4b8 | 96 | fHistList(0x0) |
97 | { | |
98 | DefineOutput(1, TList::Class()); | |
99 | } | |
100 | ||
101 | ||
102 | ||
103 | Bool_t AliAnalysisTaskJetBackgroundSubtract::Notify() | |
104 | { | |
105 | // | |
1c21a0e7 | 106 | fAODIn = dynamic_cast<AliAODEvent*>(InputEvent()); |
107 | ||
108 | ResetOutJets(); | |
109 | ||
110 | // Now we also have the Input Event Available! Fillvthe pointers in the list | |
111 | ||
112 | fInJetArrayList->Clear(); | |
113 | fOutJetArrayList->Clear(); | |
114 | ||
115 | for(int iJB = 0;iJB<fJBArray->GetEntries();iJB++){ | |
116 | TObjString *ostr = (TObjString*)fJBArray->At(iJB); | |
a18eedbb | 117 | |
118 | ||
1c21a0e7 | 119 | TClonesArray* jarray = 0; |
120 | if(!jarray&&fAODOut){ | |
121 | jarray = (TClonesArray*)(fAODOut->FindListObject(ostr->GetString().Data())); | |
122 | } | |
123 | if(!jarray&&fAODExtension){ | |
124 | jarray = (TClonesArray*)(fAODExtension->GetAOD()->FindListObject(ostr->GetString().Data())); | |
125 | } | |
126 | if(!jarray&&fAODIn){ | |
127 | jarray = (TClonesArray*)(fAODIn->FindListObject(ostr->GetString().Data())); | |
128 | } | |
129 | ||
130 | if(!jarray){ | |
131 | if(fDebug){ | |
132 | Printf("%s:%d Input jet branch %s not found",(char*)__FILE__,__LINE__,ostr->GetString().Data()); | |
133 | } | |
134 | continue; | |
135 | } | |
136 | ||
137 | TString newName(ostr->GetString().Data()); | |
138 | newName.ReplaceAll(fReplaceString1.Data(),Form(fReplaceString2.Data(),fSubtraction)); | |
139 | TClonesArray* jarrayOut = 0; | |
140 | if(!jarrayOut&&fAODOut){ | |
141 | jarrayOut = (TClonesArray*)(fAODOut->FindListObject(newName.Data())); | |
142 | } | |
143 | if(!jarrayOut&&fAODExtension){ | |
144 | jarrayOut = (TClonesArray*)(fAODExtension->GetAOD()->FindListObject(newName.Data())); | |
145 | } | |
146 | ||
147 | if(!jarrayOut){ | |
148 | if(fDebug){ | |
149 | Printf("%s:%d Output jet branch %s not found",(char*)__FILE__,__LINE__,newName.Data()); | |
150 | PrintAODContents(); | |
151 | } | |
152 | continue; | |
153 | } | |
154 | if(jarrayOut&&jarray){ | |
155 | fOutJetArrayList->Add(jarrayOut); | |
156 | fInJetArrayList->Add(jarray); | |
157 | } | |
158 | } | |
fb10c4b8 | 159 | return kTRUE; |
160 | } | |
161 | ||
162 | void AliAnalysisTaskJetBackgroundSubtract::UserCreateOutputObjects() | |
163 | { | |
164 | ||
165 | // | |
166 | // Create the output container | |
167 | // | |
168 | // Connect the AOD | |
169 | ||
fb10c4b8 | 170 | if (fDebug > 1) printf("AnalysisTaskJetBackgroundSubtract::UserCreateOutputObjects() \n"); |
750e22e8 | 171 | |
172 | ||
173 | ||
fb10c4b8 | 174 | if(fNonStdFile.Length()!=0){ |
a18eedbb | 175 | |
fb10c4b8 | 176 | // case that we have an AOD extension we need to fetch the jets from the extended output |
177 | // we identifay the extension aod event by looking for the branchname | |
178 | AliAODHandler *aodH = dynamic_cast<AliAODHandler*>(AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()); | |
8ddcf605 | 179 | |
180 | fAODExtension = (aodH?aodH->GetExtension(fNonStdFile.Data()):0); | |
fb10c4b8 | 181 | |
182 | if(!fAODExtension){ | |
183 | if(fDebug>1)Printf("AODExtension found for %s",fNonStdFile.Data()); | |
184 | } | |
185 | } | |
186 | fAODOut = AODEvent(); | |
fb10c4b8 | 187 | |
1c21a0e7 | 188 | // usually we do not have the input already here |
fb10c4b8 | 189 | |
190 | if(!fInJetArrayList)fInJetArrayList =new TList(); | |
191 | if(!fOutJetArrayList)fOutJetArrayList =new TList(); | |
192 | ||
193 | for(int iJB = 0;iJB<fJBArray->GetEntries();iJB++){ | |
fb10c4b8 | 194 | TObjString *ostr = (TObjString*)fJBArray->At(iJB); |
1c21a0e7 | 195 | TString newName(ostr->GetString().Data()); |
fb10c4b8 | 196 | if(!newName.Contains(fReplaceString1.Data())){ |
197 | Printf("%s:%d cannot replace string %s in %s",(char*)__FILE__,__LINE__,fReplaceString1.Data(), | |
1c21a0e7 | 198 | newName.Data()); |
fb10c4b8 | 199 | continue; |
200 | } | |
201 | ||
fb10c4b8 | 202 | // add a new branch to the output for the background subtracted jets take the names from |
203 | // the input jets and replace the background flag names | |
204 | TClonesArray *tca = new TClonesArray("AliAODJet", 0); | |
fb10c4b8 | 205 | newName.ReplaceAll(fReplaceString1.Data(),Form(fReplaceString2.Data(),fSubtraction)); |
206 | if(fDebug){ | |
207 | Printf("%s:%d created branch \n %s from \n %s",(char*)__FILE__,__LINE__,newName.Data(), | |
1c21a0e7 | 208 | ostr->GetString().Data()); |
fb10c4b8 | 209 | } |
210 | tca->SetName(newName.Data()); | |
211 | AddAODBranch("TClonesArray",&tca,fNonStdFile.Data()); | |
fb10c4b8 | 212 | } |
213 | ||
214 | ||
fb10c4b8 | 215 | if(!fHistList)fHistList = new TList(); |
216 | fHistList->SetOwner(); | |
750e22e8 | 217 | PostData(1, fHistList); // post data in any case once |
fb10c4b8 | 218 | |
1c21a0e7 | 219 | for(int iJB = 0;iJB<fJBArray->GetEntries();iJB++){ |
220 | TObjString *ostr = (TObjString*)fJBArray->At(iJB); | |
221 | TString oldName(ostr->GetString().Data()); | |
222 | TString newName(ostr->GetString().Data()); | |
223 | if(!newName.Contains(fReplaceString1.Data())){ | |
224 | Printf("%s:%d cannot replace string %s in %s",(char*)__FILE__,__LINE__,fReplaceString1.Data(), | |
225 | newName.Data()); | |
226 | continue; | |
227 | } | |
228 | newName.ReplaceAll(fReplaceString1.Data(),Form(fReplaceString2.Data(),fSubtraction)); | |
8a320ab9 | 229 | 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 | 230 | fHistList->Add(hTmp); |
231 | } | |
232 | ||
fb10c4b8 | 233 | Bool_t oldStatus = TH1::AddDirectoryStatus(); |
234 | TH1::AddDirectory(kFALSE); | |
235 | ||
236 | // | |
237 | // Histogram booking, add som control histograms here | |
238 | // | |
239 | ||
d73e1768 | 240 | |
241 | fh2CentvsRho = new TH2F("fh2CentvsRho","centrality vs background density",100,0.,100.,100,0.,150.); | |
242 | fh2CentvsSigma = new TH2F("fh2CentvsSigma","centrality vs backgroun sigma",100,0.,100.,100,0.,150.); | |
243 | fHistList->Add(fh2CentvsRho); | |
244 | fHistList->Add(fh2CentvsSigma); | |
245 | ||
246 | if(fSubtraction==k4Area){ | |
247 | fh2ShiftEta = new TH2F("fh2ShiftEta","extended correction Eta",100,-0.9,0.9,100,-0.9,0.9); | |
248 | fh2ShiftPhi = new TH2F("fh2ShiftPhi","extended correction Phi",100,0.,6.5,100,0.,6.5); | |
249 | fh2ShiftEtaLeading = new TH2F("fh2ShiftEtaLeading","extended correction Eta",100,-0.9,0.9,100,-0.9,0.9); | |
250 | fh2ShiftPhiLeading = new TH2F("fh2ShiftPhiLeading","extended correction Phi",100,0.,6.5,100,0.,6.5); | |
251 | fHistList->Add(fh2ShiftEta); | |
252 | fHistList->Add(fh2ShiftPhi); | |
253 | fHistList->Add(fh2ShiftEtaLeading); | |
254 | fHistList->Add(fh2ShiftPhiLeading); | |
255 | } | |
256 | ||
257 | ||
fb10c4b8 | 258 | // =========== Switch on Sumw2 for all histos =========== |
259 | for (Int_t i=0; i<fHistList->GetEntries(); ++i) { | |
260 | TH1 *h1 = dynamic_cast<TH1*>(fHistList->At(i)); | |
261 | if (h1){ | |
262 | h1->Sumw2(); | |
263 | continue; | |
264 | } | |
265 | THnSparse *hn = dynamic_cast<THnSparse*>(fHistList->At(i)); | |
266 | if(hn)hn->Sumw2(); | |
267 | } | |
268 | TH1::AddDirectory(oldStatus); | |
269 | ||
270 | if(fBackgroundBranch.Length()==0) | |
271 | AliError(Form("%s:%d No BackgroundBranch defined",(char*)__FILE__,__LINE__)); | |
272 | if(fJBArray->GetEntries()==0) | |
273 | AliError(Form("%s:%d No Jet Branches defined defined",(char*)__FILE__,__LINE__)); | |
274 | } | |
275 | ||
276 | void AliAnalysisTaskJetBackgroundSubtract::Init() | |
277 | { | |
278 | // | |
279 | // Initialization | |
280 | // | |
281 | if (fDebug > 1) printf("AnalysisTaskJetBackgroundSubtract::Init() \n"); | |
282 | } | |
283 | ||
284 | void AliAnalysisTaskJetBackgroundSubtract::UserExec(Option_t */*option*/) | |
285 | { | |
286 | ||
1c21a0e7 | 287 | if (fDebug > 1) printf("AnalysisTaskJetBackgroundSubtract::UserExec() \n"); |
fb10c4b8 | 288 | ResetOutJets(); |
289 | if(fBackgroundBranch.Length()==0||fJBArray->GetEntries()==0){ | |
1c21a0e7 | 290 | if(fDebug)Printf("%s:%d No background subtraction done",(char*)__FILE__,__LINE__); |
fb10c4b8 | 291 | PostData(1,fHistList); |
292 | } | |
1c21a0e7 | 293 | if(fJBArray->GetEntries()!=fInJetArrayList->GetEntries()){ |
294 | if(fDebug)Printf("%s:%d different Array sizes %d %d %d",(char*)__FILE__,__LINE__,fJBArray->GetEntries(),fInJetArrayList->GetEntries(),fOutJetArrayList->GetEntries()); | |
295 | PostData(1,fHistList); | |
296 | } | |
297 | ||
fb10c4b8 | 298 | |
299 | ||
a18eedbb | 300 | AliAODJetEventBackground* evBkg = 0; |
301 | TClonesArray* bkgClusters = 0; | |
302 | TClonesArray* bkgClustersRC = 0; | |
303 | TString bkgClusterName(fBackgroundBranch.Data()); | |
1c21a0e7 | 304 | bkgClusterName.ReplaceAll(Form("%s_",AliAODJetEventBackground::StdBranchName()),""); |
a18eedbb | 305 | TString bkgClusterRCName(Form("%s%s",bkgClusterName.Data(),"RandomCone")); |
306 | ||
307 | if(!evBkg&&!bkgClusters&&!bkgClustersRC&&fAODOut){ | |
fb10c4b8 | 308 | evBkg = (AliAODJetEventBackground*)(fAODOut->FindListObject(fBackgroundBranch.Data())); |
d9c0c425 | 309 | bkgClusters = (TClonesArray*)(fAODOut->FindListObject(bkgClusterName.Data())); |
a18eedbb | 310 | bkgClustersRC = (TClonesArray*)(fAODOut->FindListObject(bkgClusterRCName.Data())); |
311 | ||
1c21a0e7 | 312 | if(fDebug&&bkgClusters)Printf("%s:%d Background cluster branch %s found",(char*)__FILE__,__LINE__,bkgClusterName.Data()); |
a18eedbb | 313 | if(fDebug&&bkgClustersRC)Printf("%s:%d Background cluster RC branch %s found",(char*)__FILE__,__LINE__,bkgClusterRCName.Data()); |
1c21a0e7 | 314 | if(fDebug&&evBkg)Printf("%s:%d Backgroundbranch %s found",(char*)__FILE__,__LINE__,fBackgroundBranch.Data()); |
fb10c4b8 | 315 | } |
a18eedbb | 316 | if(!evBkg&&!bkgClusters&&!bkgClustersRC&&fAODExtension){ |
fb10c4b8 | 317 | evBkg = (AliAODJetEventBackground*)(fAODExtension->GetAOD()->FindListObject(fBackgroundBranch.Data())); |
d9c0c425 | 318 | bkgClusters = (TClonesArray*)(fAODExtension->GetAOD()->FindListObject(bkgClusterName.Data())); |
a18eedbb | 319 | bkgClustersRC = (TClonesArray*)(fAODExtension->GetAOD()->FindListObject(bkgClusterRCName.Data())); |
1c21a0e7 | 320 | if(fDebug&&bkgClusters)Printf("%s:%d Background cluster branch %s found",(char*)__FILE__,__LINE__,bkgClusterName.Data()); |
a18eedbb | 321 | if(fDebug&&bkgClustersRC)Printf("%s:%d Background cluster RC branch %s found",(char*)__FILE__,__LINE__,bkgClusterRCName.Data()); |
322 | ||
1c21a0e7 | 323 | if(fDebug&&evBkg)Printf("%s:%d Backgroundbranch %s found",(char*)__FILE__,__LINE__,fBackgroundBranch.Data()); |
fb10c4b8 | 324 | } |
1c21a0e7 | 325 | |
a18eedbb | 326 | if(!evBkg&&!bkgClusters&&!bkgClustersRC&&fAODIn){ |
fb10c4b8 | 327 | evBkg = (AliAODJetEventBackground*)(fAODIn->FindListObject(fBackgroundBranch.Data())); |
1c21a0e7 | 328 | bkgClusters = (TClonesArray*)(fAODIn->FindListObject(bkgClusterName.Data())); |
a18eedbb | 329 | bkgClustersRC = (TClonesArray*)(fAODIn->FindListObject(bkgClusterRCName.Data())); |
330 | ||
1c21a0e7 | 331 | if(fDebug&&bkgClusters)Printf("%s:%d Background cluster branch %s found",(char*)__FILE__,__LINE__,bkgClusterName.Data()); |
a18eedbb | 332 | if(fDebug&&bkgClustersRC)Printf("%s:%d Background cluster RC branch %s found",(char*)__FILE__,__LINE__,bkgClusterRCName.Data()); |
1c21a0e7 | 333 | if(fDebug&&evBkg)Printf("%s:%d Backgroundbranch %s found",(char*)__FILE__,__LINE__,fBackgroundBranch.Data()); |
fb10c4b8 | 334 | } |
335 | ||
8ddcf605 | 336 | if(!evBkg&&(fSubtraction==kArea||fSubtraction==kRhoRecalc||fSubtraction==k4Area)){ |
1c21a0e7 | 337 | if(fDebug){ |
338 | Printf("%s:%d Backgroundbranch %s not found",(char*)__FILE__,__LINE__,fBackgroundBranch.Data()); | |
339 | PrintAODContents(); | |
340 | } | |
fb10c4b8 | 341 | PostData(1,fHistList); |
d9c0c425 | 342 | return; |
343 | } | |
344 | ||
8a56597f | 345 | if(!bkgClusters&&(fSubtraction==kRhoRecalc)){ |
1c21a0e7 | 346 | if(fDebug){ |
347 | Printf("%s:%d Background cluster branch %s not found",(char*)__FILE__,__LINE__,bkgClusterName.Data()); | |
348 | PrintAODContents(); | |
349 | } | |
d9c0c425 | 350 | PostData(1,fHistList); |
351 | return; | |
fb10c4b8 | 352 | } |
353 | ||
8a56597f | 354 | if(!bkgClustersRC&&(fSubtraction==kRhoRC)){ |
a18eedbb | 355 | if(fDebug){ |
356 | Printf("%s:%d Background cluster RC branch %s not found",(char*)__FILE__,__LINE__,bkgClusterRCName.Data()); | |
357 | PrintAODContents(); | |
358 | } | |
359 | PostData(1,fHistList); | |
360 | return; | |
361 | } | |
fb10c4b8 | 362 | // LOOP over all jet branches and subtract the background |
363 | ||
a18eedbb | 364 | Float_t rho = 0; |
d73e1768 | 365 | Float_t sigma=0.; |
a18eedbb | 366 | Double_t meanarea = 0; |
d73e1768 | 367 | TLorentzVector backgroundv; |
368 | Float_t cent=0.; | |
8ddcf605 | 369 | if(fAODOut)cent = fAODOut->GetHeader()->GetCentrality(); |
370 | if(evBkg)sigma=evBkg->GetSigma(1); | |
d73e1768 | 371 | |
372 | if(fSubtraction==kArea) rho = evBkg->GetBackground(1); | |
373 | if(fSubtraction==k4Area){ | |
8ddcf605 | 374 | rho = evBkg->GetBackground(0); |
375 | sigma=evBkg->GetSigma(0); | |
376 | } | |
d73e1768 | 377 | |
a18eedbb | 378 | if(fSubtraction==kRhoRecalc){ |
d73e1768 | 379 | meanarea=evBkg->GetMeanarea(1); |
a18eedbb | 380 | rho =RecalcRho(bkgClusters,meanarea); |
8ddcf605 | 381 | } |
d73e1768 | 382 | if(fSubtraction==kRhoRC) rho=RhoRC(bkgClustersRC); |
383 | fh2CentvsRho->Fill(cent,rho); | |
384 | fh2CentvsSigma->Fill(cent,sigma); | |
a18eedbb | 385 | |
d73e1768 | 386 | for(int iJB = 0;iJB<fInJetArrayList->GetEntries();iJB++){ |
fb10c4b8 | 387 | TClonesArray* jarray = (TClonesArray*)fInJetArrayList->At(iJB); |
388 | TClonesArray* jarrayOut = (TClonesArray*)fOutJetArrayList->At(iJB); | |
1c21a0e7 | 389 | |
390 | if(!jarray||!jarrayOut){ | |
8ddcf605 | 391 | Printf("%s:%d Array not found %d: %p %p",(char*)__FILE__,__LINE__,iJB,jarray,jarrayOut); |
392 | continue; | |
393 | } | |
d9c0c425 | 394 | TH2F* h2PtInOut = (TH2F*)fHistList->FindObject(Form("h2PtInPtOut_%d",iJB)); |
fb10c4b8 | 395 | // loop over all jets |
396 | Int_t nOut = 0; | |
a18eedbb | 397 | |
398 | ||
fb10c4b8 | 399 | for(int i = 0;i < jarray->GetEntriesFast();i++){ |
400 | AliAODJet *jet = (AliAODJet*)jarray->At(i); | |
401 | AliAODJet tmpNewJet(*jet); | |
402 | Bool_t bAdd = false; | |
d73e1768 | 403 | |
a18eedbb | 404 | |
fb10c4b8 | 405 | if(fSubtraction==kArea){ |
d9c0c425 | 406 | Double_t background = rho * jet->EffectiveAreaCharged(); |
407 | Float_t ptSub = jet->Pt() - background; | |
fb10c4b8 | 408 | if(fDebug>2){ |
409 | Printf("%s:%d Jet %d %3.3f %3.3f",(char*)__FILE__,__LINE__,i,jet->Pt(),ptSub); | |
410 | } | |
411 | if(ptSub<0){ | |
412 | // optionally rescale it and keep?? | |
8a320ab9 | 413 | bAdd = false; // RescaleJetMomentum(&tmpNewJet,0.1); |
414 | if(h2PtInOut)h2PtInOut->Fill(jet->Pt(),ptSub); | |
fb10c4b8 | 415 | } |
416 | else{ | |
417 | bAdd = RescaleJetMomentum(&tmpNewJet,ptSub); | |
d9c0c425 | 418 | if(h2PtInOut)h2PtInOut->Fill(jet->Pt(),ptSub); |
fb10c4b8 | 419 | } |
d9c0c425 | 420 | // add background estimates to the new jet object |
421 | // allows to recover old p_T and rho... | |
422 | tmpNewJet.SetBgEnergy(background,0); | |
fb10c4b8 | 423 | }// kAREA |
a18eedbb | 424 | else if(fSubtraction==kRhoRecalc){ |
425 | Double_t background = rho * jet->EffectiveAreaCharged(); | |
426 | Float_t ptSub = jet->Pt() - background; | |
427 | if(fDebug>2){ | |
428 | Printf("%s:%d Jet %d %3.3f %3.3f %3.3f %3.3f",(char*)__FILE__,__LINE__,i,jet->Pt(),ptSub,background,rho);} | |
429 | if(ptSub<0){ | |
430 | // optionally rescale it and keep?? | |
8a320ab9 | 431 | bAdd = false;// RescaleJetMomentum(&tmpNewJet,0.1); |
432 | if(h2PtInOut)h2PtInOut->Fill(jet->Pt(),ptSub); | |
a18eedbb | 433 | } |
434 | else{ | |
435 | bAdd = RescaleJetMomentum(&tmpNewJet,ptSub); | |
436 | if(h2PtInOut)h2PtInOut->Fill(jet->Pt(),ptSub); | |
437 | } | |
438 | // add background estimates to the new jet object | |
439 | // allows to recover old p_T and rho... | |
440 | tmpNewJet.SetBgEnergy(background,0); | |
441 | ||
442 | }//kRhoRecalc | |
443 | else if(fSubtraction==kRhoRC){ | |
444 | Double_t background = rho * jet->EffectiveAreaCharged(); | |
445 | Float_t ptSub = jet->Pt() - background; | |
446 | 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);} | |
447 | if(ptSub<0){ | |
448 | // optionally rescale it and keep?? | |
8a320ab9 | 449 | bAdd = false; // RescaleJetMomentum(&tmpNewJet,0.1); |
450 | if(h2PtInOut)h2PtInOut->Fill(jet->Pt(),ptSub); | |
a18eedbb | 451 | } |
452 | else{ | |
453 | bAdd = RescaleJetMomentum(&tmpNewJet,ptSub); | |
454 | if(h2PtInOut)h2PtInOut->Fill(jet->Pt(),ptSub); | |
455 | } | |
456 | // add background estimates to the new jet object | |
457 | // allows to recover old p_T and rho... | |
458 | tmpNewJet.SetBgEnergy(background,0); | |
459 | ||
460 | }//kRhoRC | |
fb10c4b8 | 461 | |
c0ec1c44 | 462 | else if(fSubtraction==k4Area&&jet->VectorAreaCharged()){ |
d73e1768 | 463 | |
c0ec1c44 | 464 | |
465 | backgroundv.SetPxPyPzE(rho*(jet->VectorAreaCharged())->Px(),rho*(jet->VectorAreaCharged())->Py(),rho*(jet->VectorAreaCharged())->Pz(),rho*(jet->VectorAreaCharged())->E()); | |
466 | if((backgroundv.E()>jet->E())&&(backgroundv.Pt()>jet->Pt())){ | |
467 | ||
468 | // optionally rescale it and keep?? | |
8a320ab9 | 469 | bAdd = false; // RescaleJetMomentum(&tmpNewJet,0.1); |
470 | if(h2PtInOut)h2PtInOut->Fill(jet->Pt(),jet->Pt()-backgroundv.Pt()); | |
c0ec1c44 | 471 | } |
472 | else{ | |
473 | bAdd = RescaleJet4vector(&tmpNewJet,backgroundv); | |
474 | } | |
475 | // add background estimates to the new jet object | |
476 | // allows to recover old p_T and rho... | |
477 | tmpNewJet.SetBgEnergy(backgroundv.P(),0); | |
478 | ||
d73e1768 | 479 | }//kArea4vector |
480 | ||
481 | ||
482 | ||
483 | ||
484 | ||
485 | ||
fb10c4b8 | 486 | if(bAdd){ |
d9c0c425 | 487 | AliAODJet *newJet = new ((*jarrayOut)[nOut++]) AliAODJet(tmpNewJet); |
488 | // what about track references, clear for now... | |
d73e1768 | 489 | if(fSubtraction==k4Area){ |
490 | if(h2PtInOut)h2PtInOut->Fill(jet->Pt(),jet->Pt()-newJet->Pt()); | |
491 | fh2ShiftEta->Fill(jet->Eta(),newJet->Eta()); | |
492 | fh2ShiftPhi->Fill(jet->Phi(),newJet->Phi()); | |
493 | if(i==0){fh2ShiftEtaLeading->Fill(jet->Eta(),newJet->Eta()); | |
494 | fh2ShiftPhiLeading->Fill(jet->Phi(),newJet->Phi());}} | |
495 | ||
d508795b | 496 | // set the references |
d9c0c425 | 497 | newJet->GetRefTracks()->Clear(); |
d508795b | 498 | TRefArray *refs = jet->GetRefTracks(); |
499 | for(Int_t ir=0;ir<refs->GetEntriesFast();ir++){ | |
500 | AliVParticle *vp = dynamic_cast<AliVParticle*>(refs->At(ir)); | |
501 | if(vp)newJet->AddTrack(vp); | |
502 | } | |
fb10c4b8 | 503 | } |
a18eedbb | 504 | } |
fb10c4b8 | 505 | } |
506 | PostData(1, fHistList); | |
507 | } | |
508 | ||
509 | void AliAnalysisTaskJetBackgroundSubtract::Terminate(Option_t */*option*/) | |
510 | { | |
511 | // Terminate analysis | |
512 | // | |
513 | if (fDebug > 1) printf("AnalysisJetBackgroundSubtract: Terminate() \n"); | |
514 | } | |
515 | ||
516 | Bool_t AliAnalysisTaskJetBackgroundSubtract::RescaleJetMomentum(AliAODJet *jet,Float_t pT){ | |
517 | // keep the direction and the jet mass | |
518 | if(pT<=0)return kFALSE; | |
519 | Double_t pTold = jet->Pt(); | |
520 | Double_t scale = pT/pTold; | |
521 | Double_t mass = jet->M(); | |
522 | Double_t pNew = jet->P() * scale; | |
523 | jet->SetPxPyPzE(scale*jet->Px(),scale*jet->Py(),scale*jet->Pz(),TMath::Sqrt(mass*mass+pNew*pNew)); | |
d73e1768 | 524 | |
525 | ||
526 | ||
fb10c4b8 | 527 | return kTRUE; |
528 | } | |
529 | ||
d73e1768 | 530 | Bool_t AliAnalysisTaskJetBackgroundSubtract::RescaleJet4vector(AliAODJet *jet,TLorentzVector backgroundv){ |
531 | ||
532 | if(backgroundv.Pt()<0.) return kFALSE; | |
533 | jet->SetPxPyPzE(jet->Px()-backgroundv.Px(),jet->Py()-backgroundv.Py(),jet->Pz()-backgroundv.Pz(),jet->E()-backgroundv.E()); | |
534 | ||
535 | return kTRUE; | |
536 | } | |
537 | ||
538 | ||
539 | ||
540 | ||
541 | ||
542 | ||
543 | ||
544 | ||
a18eedbb | 545 | Double_t AliAnalysisTaskJetBackgroundSubtract::RecalcRho(TClonesArray* bkgClusters,Double_t meanarea){ |
546 | ||
8ddcf605 | 547 | Double_t ptarea=0.; |
548 | Int_t count=0; | |
549 | Double_t rho=0.; | |
550 | const Double_t Rlimit2=0.8*0.8; //2*jet radius. | |
551 | TClonesArray* jarray=0; | |
552 | ||
553 | for(int iJB = 0;iJB<fInJetArrayList->GetEntries();iJB++){ | |
554 | TObjString *ostr = (TObjString*)fInJetArrayList->At(iJB); | |
555 | TString jetref=ostr->GetString().Data(); | |
556 | if(jetref.Contains("ANTIKT04")){ | |
557 | jarray = (TClonesArray*)fInJetArrayList->At(iJB); | |
558 | } | |
559 | } | |
560 | if(!jarray)return rho; | |
561 | if(jarray->GetEntries()>=2){ | |
562 | AliAODJet *first = (AliAODJet*)(jarray->At(0)); | |
563 | AliAODJet *second= (AliAODJet*)(jarray->At(1)); | |
564 | for(Int_t k=0;k<bkgClusters->GetEntriesFast();k++){ | |
565 | AliAODJet *clus = (AliAODJet*)(bkgClusters->At(k)); | |
566 | if(TMath::Abs(clus->Eta())>0.5) continue; | |
567 | if((clus->EffectiveAreaCharged())<0.1*meanarea) continue; | |
568 | Double_t distance1=(first->Eta()-clus->Eta())*(first->Eta()-clus->Eta())+ | |
569 | (first->Phi()-clus->Phi())*(first->Phi()-clus->Phi()); | |
570 | Double_t distance2= (second->Eta()-clus->Eta())*(second->Eta()-clus->Eta())+ | |
571 | (second->Phi()-clus->Phi())*(second->Phi()-clus->Phi()); | |
572 | if((distance1<Rlimit2)||(distance2<Rlimit2)) continue; | |
573 | ptarea=ptarea+clus->Pt()/clus->EffectiveAreaCharged(); | |
574 | count=count+1;} | |
575 | if(count!=0) rho=ptarea/count; | |
576 | } | |
577 | return rho; | |
a18eedbb | 578 | } |
579 | ||
580 | Double_t AliAnalysisTaskJetBackgroundSubtract::RhoRC(TClonesArray* bkgClustersRC){ | |
581 | ||
582 | Double_t ptarea=0.; | |
583 | Int_t count=0; | |
584 | Double_t rho=0.; | |
585 | const Double_t Rlimit2=0.8*0.8; //2*jet radius. | |
586 | TClonesArray* jarray=0; | |
587 | for(int iJB = 0;iJB<fInJetArrayList->GetEntries();iJB++){ | |
8ddcf605 | 588 | TObjString *ostr = (TObjString*)fInJetArrayList->At(iJB); |
589 | TString jetref=ostr->GetString().Data(); | |
590 | if(jetref.Contains("ANTIKT04")){ | |
591 | jarray = (TClonesArray*)fInJetArrayList->At(iJB); | |
592 | } | |
593 | } | |
594 | if(!jarray)return rho; | |
595 | ||
a18eedbb | 596 | if(jarray->GetEntries()>=2){ |
597 | AliAODJet *first = (AliAODJet*)(jarray->At(0)); | |
598 | AliAODJet *second=(AliAODJet*)(jarray->At(1)); | |
599 | for(Int_t k=0;k<bkgClustersRC->GetEntriesFast();k++){ | |
600 | AliAODJet *clus = (AliAODJet*)(bkgClustersRC->At(k)); | |
601 | if(TMath::Abs(clus->Eta())>0.5) continue; | |
602 | Double_t distance1=(first->Eta()-clus->Eta())*(first->Eta()-clus->Eta())+ | |
603 | (first->Phi()-clus->Phi())*(first->Phi()-clus->Phi()); | |
604 | Double_t distance2= (second->Eta()-clus->Eta())*(second->Eta()-clus->Eta())+ | |
605 | (second->Phi()-clus->Phi())*(second->Phi()-clus->Phi()); | |
606 | if((distance1<Rlimit2)||(distance2<Rlimit2)) continue; | |
607 | ptarea=ptarea+clus->Pt()/clus->EffectiveAreaCharged(); | |
608 | count=count+1;} | |
609 | if(count!=0) rho=ptarea/count; } | |
610 | return rho; | |
611 | } | |
612 | ||
613 | ||
614 | ||
615 | ||
616 | ||
617 | ||
618 | ||
619 | ||
620 | ||
fb10c4b8 | 621 | void AliAnalysisTaskJetBackgroundSubtract::ResetOutJets(){ |
622 | if(!fOutJetArrayList)return; | |
623 | for(int iJB = 0;iJB<fOutJetArrayList->GetEntries();iJB++){ | |
624 | TClonesArray* jarray = (TClonesArray*)fOutJetArrayList->At(iJB); | |
625 | if(jarray)jarray->Delete(); | |
626 | } | |
627 | } | |
1c21a0e7 | 628 | |
629 | ||
630 | void AliAnalysisTaskJetBackgroundSubtract::PrintAODContents(){ | |
631 | if(fAODIn){ | |
632 | Printf("%s:%d >>>>>> Input",(char*)__FILE__,__LINE__); | |
633 | fAODIn->Print(); | |
634 | } | |
635 | if(fAODExtension){ | |
636 | Printf("%s:%d >>>>>> Extenstion",(char*)__FILE__,__LINE__); | |
637 | fAODExtension->GetAOD()->Print(); | |
638 | } | |
639 | if(fAODOut){ | |
640 | Printf("%s:%d >>>>>> Output",(char*)__FILE__,__LINE__); | |
641 | fAODOut->Print(); | |
642 | } | |
643 | } |