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332419dd | 1 | // ************************************** |
2 | // Task used for the systematic study of jet finders | |
3 | // | |
4 | // Compares input (gen) and output (rec) jets | |
5 | // gen can also be another jet finder on the rec level, matching is done in eta phi | |
6 | // | |
7 | // ******************************************* | |
8 | ||
9 | ||
10 | /************************************************************************** | |
11 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
12 | * * | |
13 | * Author: The ALICE Off-line Project. * | |
14 | * Contributors are mentioned in the code where appropriate. * | |
15 | * * | |
16 | * Permission to use, copy, modify and distribute this software and its * | |
17 | * documentation strictly for non-commercial purposes is hereby granted * | |
18 | * without fee, provided that the above copyright notice appears in all * | |
19 | * copies and that both the copyright notice and this permission notice * | |
20 | * appear in the supporting documentation. The authors make no claims * | |
21 | * about the suitability of this software for any purpose. It is * | |
22 | * provided "as is" without express or implied warranty. * | |
23 | **************************************************************************/ | |
24 | ||
25 | ||
26 | #include <TROOT.h> | |
27 | #include <TRandom.h> | |
28 | #include <TSystem.h> | |
29 | #include <TInterpreter.h> | |
30 | #include <TChain.h> | |
31 | #include <TFile.h> | |
32 | #include <TH1F.h> | |
33 | #include <TH2F.h> | |
34 | #include <TH3F.h> | |
35 | #include <TProfile.h> | |
36 | #include <TList.h> | |
60c2f4e5 | 37 | #include <TKey.h> |
332419dd | 38 | #include <TLorentzVector.h> |
39 | #include <TClonesArray.h> | |
40 | #include "TDatabasePDG.h" | |
41 | ||
42 | #include "AliAnalysisTaskJFSystematics.h" | |
43 | #include "AliAnalysisManager.h" | |
44 | #include "AliJetFinder.h" | |
45 | #include "AliJetHeader.h" | |
46 | #include "AliJetReader.h" | |
47 | #include "AliJetReaderHeader.h" | |
48 | #include "AliUA1JetHeaderV1.h" | |
332419dd | 49 | #include "AliESDEvent.h" |
50 | #include "AliAODEvent.h" | |
51 | #include "AliAODHandler.h" | |
52 | #include "AliAODTrack.h" | |
53 | #include "AliAODJet.h" | |
54 | #include "AliMCEventHandler.h" | |
55 | #include "AliMCEvent.h" | |
56 | #include "AliStack.h" | |
57 | #include "AliGenPythiaEventHeader.h" | |
58 | #include "AliJetKineReaderHeader.h" | |
59 | #include "AliGenCocktailEventHeader.h" | |
60 | #include "AliInputEventHandler.h" | |
61 | ||
62 | ||
63 | #include "AliAnalysisHelperJetTasks.h" | |
64 | ||
65 | ClassImp(AliAnalysisTaskJFSystematics) | |
66 | ||
67 | const Int_t AliAnalysisTaskJFSystematics::fgkSysBins[AliAnalysisTaskJFSystematics::kSysTypes] = {0,AliAnalysisTaskJFSystematics::kMaxJets}; | |
68 | const char* AliAnalysisTaskJFSystematics::fgkSysName[AliAnalysisTaskJFSystematics::kSysTypes] = {"","j"}; | |
69 | ||
70 | AliAnalysisTaskJFSystematics::AliAnalysisTaskJFSystematics(): AliAnalysisTaskSE(), | |
71 | fJetHeaderRec(0x0), | |
72 | fJetHeaderGen(0x0), | |
73 | fAOD(0x0), | |
74 | fBranchRec("jets"), | |
75 | fBranchGen(""), | |
76 | fUseAODInput(kFALSE), | |
77 | fUseExternalWeightOnly(kFALSE), | |
78 | fLimitGenJetEta(kFALSE), | |
79 | fAnalysisType(0), | |
80 | fExternalWeight(1), | |
81 | fRecEtaWindow(0.5), | |
519378fb | 82 | fAvgTrials(1), |
332419dd | 83 | fh1Xsec(0x0), |
84 | fh1Trials(0x0), | |
85 | fh1PtHard(0x0), | |
86 | fh1PtHardNoW(0x0), | |
87 | fh1PtHardTrials(0x0), | |
88 | fh1NGenJets(0x0), | |
89 | fh1NRecJets(0x0), | |
90 | fh1PtRecIn(0x0), | |
91 | fh1PtRecOut(0x0), | |
92 | fh1PtGenIn(0x0), | |
93 | fh1PtGenOut(0x0), | |
94 | fh2PtFGen(0x0), | |
95 | fh2PhiFGen(0x0), | |
96 | fh2EtaFGen(0x0), | |
97 | fh2PtGenDeltaPhi(0x0), | |
98 | fh2PtGenDeltaEta(0x0), | |
99 | fh3RecInEtaPhiPt(0x0), | |
100 | fh3RecOutEtaPhiPt(0x0), | |
101 | fh3GenInEtaPhiPt(0x0), | |
102 | fh3GenOutEtaPhiPt(0x0), | |
103 | fhnCorrelation(0x0), | |
104 | fHistList(0x0) | |
105 | { | |
106 | // Default constructor | |
107 | /* | |
108 | for(int ij = 0;ij<kMaxJets;++ij){ | |
109 | fh1PtRecIn[ij] = fh1PtRecOut[ij] = fh1PtGenIn[ij] = fh1PtGenOut[ij] = 0; | |
110 | fh2PtFGen[ij] = fh2PhiFGen[ij] = fh2EtaFGen[ij] = fh2PtGenDeltaPhi[ij] = fh2PtGenDeltaEta[ij] = 0; | |
111 | fh3RecInEtaPhiPt[ij] = fh3RecOutEtaPhiPt[ij] =fh3GenInEtaPhiPt[ij] = fh3GenOutEtaPhiPt[ij] = 0; | |
112 | fhnCorrelation[ij] = 0; | |
113 | } | |
114 | */ | |
115 | } | |
116 | ||
117 | AliAnalysisTaskJFSystematics::AliAnalysisTaskJFSystematics(const char* name): | |
118 | AliAnalysisTaskSE(name), | |
119 | fJetHeaderRec(0x0), | |
120 | fJetHeaderGen(0x0), | |
121 | fAOD(0x0), | |
122 | fBranchRec("jets"), | |
123 | fBranchGen(""), | |
124 | fUseAODInput(kFALSE), | |
125 | fUseExternalWeightOnly(kFALSE), | |
126 | fLimitGenJetEta(kFALSE), | |
127 | fAnalysisType(0), | |
128 | fExternalWeight(1), | |
129 | fRecEtaWindow(0.5), | |
519378fb | 130 | fAvgTrials(1), |
332419dd | 131 | fh1Xsec(0x0), |
132 | fh1Trials(0x0), | |
133 | fh1PtHard(0x0), | |
134 | fh1PtHardNoW(0x0), | |
135 | fh1PtHardTrials(0x0), | |
136 | fh1NGenJets(0x0), | |
137 | fh1NRecJets(0x0), | |
138 | fh1PtRecIn(0x0), | |
139 | fh1PtRecOut(0x0), | |
140 | fh1PtGenIn(0x0), | |
141 | fh1PtGenOut(0x0), | |
142 | fh2PtFGen(0x0), | |
143 | fh2PhiFGen(0x0), | |
144 | fh2EtaFGen(0x0), | |
145 | fh2PtGenDeltaPhi(0x0), | |
146 | fh2PtGenDeltaEta(0x0), | |
147 | fh3RecInEtaPhiPt(0x0), | |
148 | fh3RecOutEtaPhiPt(0x0), | |
149 | fh3GenInEtaPhiPt(0x0), | |
150 | fh3GenOutEtaPhiPt(0x0), | |
151 | fhnCorrelation(0x0), | |
152 | fHistList(0x0) | |
153 | { | |
154 | // Default constructor | |
155 | ||
156 | // Default constructor | |
157 | /* | |
158 | for(int ij = 0;ij<kMaxJets;++ij){ | |
159 | fh1PtRecIn[ij] = fh1PtRecOut[ij] = fh1PtGenIn[ij] = fh1PtGenOut[ij] = 0; | |
160 | fh2PtFGen[ij] = fh2PhiFGen[ij] = fh2EtaFGen[ij] = fh2PtGenDeltaPhi[ij] = fh2PtGenDeltaEta[ij] = 0; | |
161 | fh3RecInEtaPhiPt[ij] = fh3RecOutEtaPhiPt[ij] =fh3GenInEtaPhiPt[ij] = fh3GenOutEtaPhiPt[ij] = 0; | |
162 | fhnCorrelation[ij] = 0; | |
163 | } | |
164 | */ | |
165 | DefineOutput(1, TList::Class()); | |
166 | } | |
167 | ||
168 | ||
169 | ||
170 | Bool_t AliAnalysisTaskJFSystematics::Notify() | |
171 | { | |
60c2f4e5 | 172 | // |
332419dd | 173 | // Implemented Notify() to read the cross sections |
174 | // and number of trials from pyxsec.root | |
175 | // | |
856f9829 | 176 | |
177 | fAvgTrials = 1; // reset for each file | |
178 | ||
332419dd | 179 | TTree *tree = AliAnalysisManager::GetAnalysisManager()->GetTree(); |
519378fb | 180 | Float_t xsection = 0; |
181 | Float_t ftrials = 1; | |
332419dd | 182 | if(tree){ |
183 | TFile *curfile = tree->GetCurrentFile(); | |
184 | if (!curfile) { | |
185 | Error("Notify","No current file"); | |
186 | return kFALSE; | |
187 | } | |
188 | if(!fh1Xsec||!fh1Trials){ | |
189 | Printf("%s%d No Histogram fh1Xsec",(char*)__FILE__,__LINE__); | |
190 | return kFALSE; | |
191 | } | |
519378fb | 192 | AliAnalysisHelperJetTasks::PythiaInfoFromFile(curfile->GetName(),xsection,ftrials); |
332419dd | 193 | fh1Xsec->Fill("<#sigma>",xsection); |
519378fb | 194 | // construct a poor man average trials |
195 | Float_t nEntries = (Float_t)tree->GetTree()->GetEntries(); | |
196 | if(ftrials>=nEntries)fAvgTrials = ftrials/nEntries; | |
332419dd | 197 | } |
198 | return kTRUE; | |
199 | } | |
200 | ||
201 | void AliAnalysisTaskJFSystematics::UserCreateOutputObjects() | |
202 | { | |
203 | ||
204 | // | |
205 | // Create the output container | |
206 | // | |
207 | ||
332419dd | 208 | |
209 | if (fDebug > 1) printf("AnalysisTaskJFSystematics::UserCreateOutputObjects() \n"); | |
210 | ||
211 | OpenFile(1); | |
212 | if(!fHistList)fHistList = new TList(); | |
213 | ||
214 | Bool_t oldStatus = TH1::AddDirectoryStatus(); | |
215 | TH1::AddDirectory(kFALSE); | |
216 | ||
217 | // | |
218 | // Histograms | |
219 | // | |
220 | ||
221 | const Int_t nBinPt = 100; | |
222 | Double_t binLimitsPt[nBinPt+1]; | |
223 | for(Int_t iPt = 0;iPt <= nBinPt;iPt++){ | |
224 | if(iPt == 0){ | |
225 | binLimitsPt[iPt] = 0.0; | |
226 | } | |
227 | else {// 1.0 | |
cc0649e4 | 228 | binLimitsPt[iPt] = binLimitsPt[iPt-1] + 1.0; |
332419dd | 229 | } |
230 | } | |
231 | ||
232 | const Int_t nBinEta = 26; | |
233 | Double_t binLimitsEta[nBinEta+1] = { | |
234 | -1.6,-1.4,-1.2,-1.0, | |
235 | -0.9,-0.8,-0.7,-0.6,-0.5,-0.4,-0.3,-0.2,-0.1,0.0, | |
236 | 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, | |
237 | 1.0, 1.2, 1.4, 1.6 | |
238 | }; | |
239 | ||
240 | ||
241 | const Int_t nBinPhi = 18; | |
242 | Double_t binLimitsPhi[nBinPhi+1]; | |
243 | for(Int_t iPhi = 0;iPhi<=nBinPhi;iPhi++){ | |
244 | if(iPhi==0){ | |
245 | binLimitsPhi[iPhi] = 0; | |
246 | } | |
247 | else{ | |
248 | binLimitsPhi[iPhi] = binLimitsPhi[iPhi-1] + 1/(Float_t)nBinPhi * TMath::Pi()*2; | |
249 | } | |
250 | } | |
251 | ||
252 | ||
253 | fh1Xsec = new TProfile("fh1Xsec","xsec from pyxsec.root",1,0,1); | |
254 | fh1Xsec->GetXaxis()->SetBinLabel(1,"<#sigma>"); | |
255 | ||
519378fb | 256 | fh1Trials = new TH1F("fh1Trials","trials event header or pyxsec file",1,0,1); |
332419dd | 257 | fh1Trials->GetXaxis()->SetBinLabel(1,"#sum{ntrials}"); |
258 | ||
259 | fh1PtHard = new TH1F("fh1PtHard","PYTHIA Pt hard;p_{T,hard}",nBinPt,binLimitsPt); | |
260 | fh1PtHardNoW = new TH1F("fh1PtHardNoW","PYTHIA Pt hard no weight;p_{T,hard}",nBinPt,binLimitsPt); | |
261 | fh1PtHardTrials = new TH1F("fh1PtHardTrials","PYTHIA Pt hard weight with trials;p_{T,hard}",nBinPt,binLimitsPt); | |
262 | fh1NGenJets = new TH1F("fh1NGenJets","N generated jets",20,-0.5,19.5); | |
263 | fh1NRecJets = new TH1F("fh1NRecJets","N reconstructed jets",20,-0.5,19.5); | |
264 | ||
265 | // book the single histograms these we clone for various systematics | |
266 | // | |
267 | fh1PtRecIn = new TH1F("fh1PtRecIn","rec p_T input ;p_{T,rec}",nBinPt,binLimitsPt); | |
268 | fh1PtRecOut = new TH1F("fh1PtRecOut","rec p_T output jets;p_{T,rec}",nBinPt,binLimitsPt); | |
269 | fh1PtGenIn = new TH1F("fh1PtGenIn","found p_T input ;p_{T,gen}",nBinPt,binLimitsPt); | |
270 | fh1PtGenOut = new TH1F("fh1PtGenOut","found p_T output jets;p_{T,gen}",nBinPt,binLimitsPt); | |
271 | ||
272 | ||
273 | ||
274 | fh2PtFGen = new TH2F("fh2PtFGen","Pt Found vs. gen;p_{T,rec} (GeV/c);p_{T,gen} (GeV/c)", | |
275 | nBinPt,binLimitsPt,nBinPt,binLimitsPt); | |
276 | fh2PhiFGen = new TH2F("fh2PhiFGen","#phi Found vs. gen;#phi_{rec};#phi_{gen}", | |
277 | nBinPhi,binLimitsPhi,nBinPhi,binLimitsPhi); | |
278 | fh2EtaFGen = new TH2F("fh2EtaFGen","#eta Found vs. gen;#eta_{rec};#eta_{gen}", | |
279 | nBinEta,binLimitsEta,nBinEta,binLimitsEta); | |
280 | ||
281 | fh2PtGenDeltaPhi = new TH2F("fh2PtGenDeltaPhi","delta phi vs. P_{T,gen};p_{T,gen} (GeV/c);#phi_{gen}-#phi_{rec}", | |
282 | nBinPt,binLimitsPt,100,-1.0,1.0); | |
e14c1ba7 | 283 | fh2PtGenDeltaEta = new TH2F("fh2PtGenDeltaEta","delta eta vs. p_{T,gen};p_{T,gen} (GeV/c);#eta_{gen}-#eta_{rec}", |
332419dd | 284 | nBinPt,binLimitsPt,100,-1.0,1.0); |
285 | ||
286 | ||
287 | fh3RecInEtaPhiPt = new TH3F("fh3RecInEtaPhiPt","Rec eta, phi, pt; #eta; #phi; p_{T,rec} (GeV/c)", | |
288 | nBinEta,binLimitsEta,nBinPhi,binLimitsPhi,nBinPt,binLimitsPt); | |
289 | fh3RecOutEtaPhiPt = new TH3F("fh3RecOutEtaPhiPt","generated found jet Rec eta, phi, pt; #eta; #phi; p_{T,rec} (GeV/c)", | |
290 | nBinEta,binLimitsEta,nBinPhi,binLimitsPhi,nBinPt,binLimitsPt); | |
291 | fh3GenInEtaPhiPt = new TH3F("fh3GenInEtaPhiPt","generated jet eta, phi, pt; #eta; #phi; p_{T,gen} (GeV/c)", | |
292 | nBinEta,binLimitsEta,nBinPhi,binLimitsPhi,nBinPt,binLimitsPt); | |
293 | fh3GenOutEtaPhiPt = new TH3F("fh3GenOutEtaPhiPt","reconstructed found for Gen eta, phi, pt; #eta; #phi; p_{T,} (GeV/c)", | |
294 | nBinEta,binLimitsEta,nBinPhi,binLimitsPhi,nBinPt,binLimitsPt); | |
295 | ||
296 | const int nbin[4] = {nBinPt,nBinPt,24,24}; | |
297 | Double_t vLowEdge[4] = {0,0,-1.2,-1.2}; | |
298 | Double_t vUpEdge[4] = {250,250,1.2,1.2}; | |
299 | ||
300 | fhnCorrelation = new THnSparseF("fhnCorrelation","Response Map", 4, nbin, vLowEdge, vUpEdge); | |
301 | ||
302 | ||
303 | ||
304 | fHistList->Add(fh1Xsec); | |
305 | fHistList->Add(fh1Trials); | |
306 | fHistList->Add(fh1PtHard); | |
307 | fHistList->Add(fh1PtHardNoW); | |
308 | fHistList->Add(fh1PtHardTrials); | |
309 | fHistList->Add(fh1NGenJets); | |
310 | fHistList->Add(fh1NRecJets); | |
311 | fHistList->Add(fh1PtRecIn); | |
312 | fHistList->Add(fh1PtRecOut); | |
332419dd | 313 | |
cc0649e4 | 314 | if(fBranchGen.Length()>0){ |
315 | fHistList->Add(fh1PtGenIn); | |
316 | fHistList->Add(fh1PtGenOut); | |
317 | fHistList->Add(fh2PtFGen); | |
318 | fHistList->Add(fh2PhiFGen); | |
319 | fHistList->Add(fh2EtaFGen); | |
320 | fHistList->Add(fh2PtGenDeltaEta); | |
321 | fHistList->Add(fh2PtGenDeltaPhi); | |
322 | fHistList->Add(fh3RecOutEtaPhiPt); | |
323 | fHistList->Add(fh3GenOutEtaPhiPt); | |
324 | fHistList->Add(fh3RecInEtaPhiPt); | |
325 | fHistList->Add(fh3GenInEtaPhiPt); | |
326 | fHistList->Add(fhnCorrelation); | |
327 | } | |
332419dd | 328 | |
329 | if(fAnalysisType==kSysJetOrder){ | |
330 | // | |
331 | for(int i = 0; i< fgkSysBins[kSysJetOrder];++i){ | |
332 | TH1F *hTmp = (TH1F*)fh1PtRecIn->Clone(Form("%s_%s%d",fh1PtRecIn->GetName(),fgkSysName[kSysJetOrder],i)); | |
333 | fHistList->Add(hTmp); | |
334 | hTmp = (TH1F*)fh1PtRecOut->Clone(Form("%s_%s%d",fh1PtRecOut->GetName(),fgkSysName[kSysJetOrder],i)); | |
335 | fHistList->Add(hTmp); | |
cc0649e4 | 336 | |
337 | if(fBranchGen.Length()>0){ | |
338 | hTmp = (TH1F*)fh1PtGenIn->Clone(Form("%s_%s%d",fh1PtGenIn->GetName(),fgkSysName[kSysJetOrder],i)); | |
339 | fHistList->Add(hTmp); | |
340 | hTmp = (TH1F*)fh1PtGenOut->Clone(Form("%s_%s%d",fh1PtGenOut->GetName(),fgkSysName[kSysJetOrder],i)); | |
341 | fHistList->Add(hTmp); | |
342 | THnSparseF *hnTmp = (THnSparseF*)fhnCorrelation->Clone(Form("%s_%s%d",fhnCorrelation->GetName(),fgkSysName[kSysJetOrder],i)); | |
343 | fHistList->Add(hnTmp); | |
344 | } | |
332419dd | 345 | } |
346 | } | |
347 | ||
348 | // =========== Switch on Sumw2 for all histos =========== | |
349 | for (Int_t i=0; i<fHistList->GetEntries(); ++i) { | |
350 | TH1 *h1 = dynamic_cast<TH1*>(fHistList->At(i)); | |
351 | if (h1){ | |
352 | // Printf("%s ",h1->GetName()); | |
353 | h1->Sumw2(); | |
354 | continue; | |
355 | } | |
356 | THnSparse *hn = dynamic_cast<THnSparse*>(fHistList->At(i)); | |
357 | if(hn)hn->Sumw2(); | |
358 | } | |
359 | ||
360 | TH1::AddDirectory(oldStatus); | |
361 | ||
362 | } | |
363 | ||
364 | void AliAnalysisTaskJFSystematics::Init() | |
365 | { | |
366 | // | |
367 | // Initialization | |
368 | // | |
369 | ||
370 | Printf(">>> AnalysisTaskJFSystematics::Init() debug level %d\n",fDebug); | |
371 | if (fDebug > 1) printf("AnalysisTaskJFSystematics::Init() \n"); | |
372 | ||
373 | } | |
374 | ||
375 | void AliAnalysisTaskJFSystematics::UserExec(Option_t */*option*/) | |
376 | { | |
377 | // | |
378 | // Execute analysis for current event | |
379 | // | |
5c047edc | 380 | |
381 | if(fUseAODInput){ | |
382 | fAOD = dynamic_cast<AliAODEvent*>(InputEvent()); | |
383 | if(!fAOD){ | |
384 | Printf("%s:%d AODEvent not found in Input Manager %d",(char*)__FILE__,__LINE__,fUseAODInput); | |
385 | return; | |
386 | } | |
387 | // fethc the header | |
388 | } | |
389 | else{ | |
390 | // assume that the AOD is in the general output... | |
391 | fAOD = AODEvent(); | |
392 | if(!fAOD){ | |
393 | Printf("%s:%d AODEvent not found in the Output",(char*)__FILE__,__LINE__); | |
394 | return; | |
395 | } | |
396 | } | |
397 | ||
332419dd | 398 | if (fDebug > 1)printf("AliAnalysisTaskJFSystematics::Analysing event # %5d\n", (Int_t) fEntry); |
399 | ||
400 | // ========= These pointers need to be valid in any case ======= | |
401 | ||
402 | TClonesArray *aodRecJets = dynamic_cast<TClonesArray*>(fAOD->FindListObject(fBranchRec.Data())); | |
403 | if(!aodRecJets){ | |
404 | Printf("%s:%d no reconstructed Jet array with name %s in AOD",(char*)__FILE__,__LINE__,fBranchRec.Data()); | |
405 | return; | |
406 | } | |
407 | ||
408 | // We use static arrays, not to fragment the memory | |
409 | // | |
410 | AliAODJet genJets[kMaxJets]; | |
411 | Int_t nGenJets = 0; | |
412 | AliAODJet recJets[kMaxJets]; | |
413 | Int_t nRecJets = 0; | |
414 | ||
415 | Double_t eventW = 1; | |
416 | Double_t ptHard = 0; | |
417 | ||
418 | Double_t nTrials = 1; // Trials for MC trigger weigth for real data | |
419 | Int_t iProcessType = 0; | |
420 | if(fUseExternalWeightOnly){ | |
421 | eventW = fExternalWeight; | |
422 | } | |
423 | ||
424 | if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__); | |
425 | // this is the part where when we need to have MC information | |
426 | // we can also work on Reconstructed only when just comparing two JF | |
427 | AliMCEvent* mcEvent = MCEvent(); | |
428 | if(!mcEvent){ | |
429 | Printf("%s:%d no mcEvent",(char*)__FILE__,__LINE__); | |
430 | } | |
431 | else { | |
432 | AliGenPythiaEventHeader* pythiaGenHeader = AliAnalysisHelperJetTasks::GetPythiaEventHeader(mcEvent); | |
433 | if(pythiaGenHeader){ | |
434 | nTrials = pythiaGenHeader->Trials(); | |
435 | ptHard = pythiaGenHeader->GetPtHard(); | |
436 | iProcessType = pythiaGenHeader->ProcessType(); | |
437 | // 11 f+f -> f+f | |
438 | // 12 f+barf -> f+barf | |
439 | // 13 f+barf -> g+g | |
440 | // 28 f+g -> f+g | |
441 | // 53 g+g -> f+barf | |
442 | // 68 g+g -> g+g | |
443 | if (fDebug > 10)Printf("%d iProcessType %d",__LINE__, iProcessType); | |
444 | if(fDebug>20)AliAnalysisHelperJetTasks::PrintStack(mcEvent); | |
445 | // fetch the pythia generated jets only to be used here | |
446 | Int_t nPythiaGenJets = pythiaGenHeader->NTriggerJets(); | |
447 | AliAODJet pythiaGenJets[kMaxJets]; | |
448 | Int_t iCount = 0; | |
449 | for(int ip = 0;ip < nPythiaGenJets;++ip){ | |
450 | if(iCount>=kMaxJets)continue; | |
451 | Float_t p[4]; | |
452 | pythiaGenHeader->TriggerJet(ip,p); | |
453 | pythiaGenJets[iCount].SetPxPyPzE(p[0],p[1],p[2],p[3]); | |
454 | if(fLimitGenJetEta){ | |
455 | if(pythiaGenJets[iCount].Eta()>fJetHeaderRec->GetJetEtaMax()|| | |
456 | pythiaGenJets[iCount].Eta()<fJetHeaderRec->GetJetEtaMin())continue; | |
457 | } | |
458 | if(fBranchGen.Length()==0){ | |
459 | // if we have MC particles and we do not read from the aod branch | |
460 | // use the pythia jets | |
461 | genJets[iCount].SetPxPyPzE(p[0],p[1],p[2],p[3]); | |
462 | } | |
463 | iCount++; | |
464 | } | |
465 | if(fBranchGen.Length()==0)nGenJets = iCount; | |
466 | } | |
467 | }// if we had the MCEvent | |
468 | ||
856f9829 | 469 | |
470 | fh1Trials->Fill("#sum{ntrials}",fAvgTrials); | |
471 | ||
332419dd | 472 | fh1PtHard->Fill(ptHard,eventW); |
473 | fh1PtHardNoW->Fill(ptHard,1); | |
474 | fh1PtHardTrials->Fill(ptHard,nTrials); | |
475 | ||
476 | // If we set a second branch for the input jets fetch this | |
477 | if(fBranchGen.Length()>0){ | |
478 | TClonesArray *aodGenJets = dynamic_cast<TClonesArray*>(fAOD->FindListObject(fBranchGen.Data())); | |
479 | if(aodGenJets){ | |
480 | Int_t iCount = 0; | |
481 | for(int ig = 0;ig < aodGenJets->GetEntries();++ig){ | |
482 | if(iCount>=kMaxJets)continue; | |
483 | AliAODJet *tmp = dynamic_cast<AliAODJet*>(aodGenJets->At(ig)); | |
484 | if(!tmp)continue; | |
485 | if(fLimitGenJetEta){ | |
486 | if(tmp->Eta()>fJetHeaderRec->GetJetEtaMax()|| | |
487 | tmp->Eta()<fJetHeaderRec->GetJetEtaMin())continue; | |
488 | } | |
489 | genJets[iCount] = *tmp; | |
490 | iCount++; | |
491 | } | |
492 | nGenJets = iCount; | |
493 | } | |
494 | else{ | |
495 | Printf("%s:%d Generated jet branch %s not found",(char*)__FILE__,__LINE__,fBranchGen.Data()); | |
496 | } | |
497 | } | |
498 | ||
499 | fh1NGenJets->Fill(nGenJets); | |
500 | // We do not want to exceed the maximum jet number | |
501 | nGenJets = TMath::Min(nGenJets,kMaxJets); | |
502 | ||
503 | ||
504 | // | |
505 | // Fetch the reconstructed jets... | |
506 | // | |
507 | ||
cc0649e4 | 508 | |
332419dd | 509 | nRecJets = TMath::Min(nRecJets,kMaxJets); |
510 | ||
511 | for(int ir = 0;ir < nRecJets;++ir){ | |
512 | AliAODJet *tmp = dynamic_cast<AliAODJet*>(aodRecJets->At(ir)); | |
513 | if(!tmp)continue; | |
514 | recJets[ir] = *tmp; | |
515 | } | |
516 | ||
517 | ||
518 | if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__); | |
519 | ||
520 | // | |
521 | // Relate the jets | |
522 | // | |
523 | Int_t iGenIndex[kMaxJets]; // Index of the generated jet for i-th rec -1 if none | |
524 | Int_t iRecIndex[kMaxJets]; // Index of the rec jet for i-th gen -1 if none | |
525 | ||
526 | for(int i = 0;i<kMaxJets;++i){ | |
527 | iGenIndex[i] = iRecIndex[i] = -1; | |
528 | } | |
529 | ||
530 | ||
531 | AliAnalysisHelperJetTasks::GetClosestJets(genJets,nGenJets,recJets,nRecJets, | |
532 | iGenIndex,iRecIndex,fDebug); | |
533 | if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__); | |
534 | ||
535 | if(fDebug){ | |
536 | for(int i = 0;i<kMaxJets;++i){ | |
537 | if(iGenIndex[i]>=0)Printf("iGenFound: %d -> %d",i,iGenIndex[i]); | |
538 | if(iRecIndex[i]>=0)Printf("iRecFound: %d -> %d",i,iRecIndex[i]); | |
539 | } | |
540 | } | |
541 | ||
542 | // | |
543 | // Now the premliminaries are over, lets do the jet analysis | |
544 | // | |
545 | ||
546 | ||
547 | Double_t value[4]; // for the thnsparse | |
548 | // loop over reconstructed jets | |
549 | for(int ir = 0;ir < nRecJets;++ir){ | |
550 | Double_t ptRec = recJets[ir].Pt(); | |
551 | Double_t phiRec = recJets[ir].Phi(); | |
552 | if(phiRec<0)phiRec+=TMath::Pi()*2.; | |
553 | Double_t etaRec = recJets[ir].Eta(); | |
554 | if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__); | |
555 | fh1PtRecIn->Fill(ptRec,eventW); | |
556 | if(fAnalysisType==kSysJetOrder)((TH1F*)fHistList->FindObject(Form("fh1PtRecIn_%s%d",fgkSysName[kSysJetOrder],ir)))->Fill(ptRec,eventW); | |
557 | fh3RecInEtaPhiPt->Fill(etaRec,phiRec,ptRec,eventW); | |
558 | // Fill Correlation | |
559 | Int_t ig = iGenIndex[ir]; | |
560 | if(ig>=0 && ig<nGenJets){ | |
561 | if (fDebug > 10)Printf("%s:%d ig = %d ir = %d",(char*)__FILE__,__LINE__,ig,ir); | |
562 | fh1PtRecOut->Fill(ptRec,eventW); | |
563 | if(fAnalysisType==kSysJetOrder)((TH1F*)fHistList->FindObject(Form("fh1PtRecOut_%s%d",fgkSysName[kSysJetOrder],ir)))->Fill(ptRec,eventW); | |
564 | Double_t ptGen = genJets[ig].Pt(); | |
565 | Double_t phiGen = genJets[ig].Phi(); | |
566 | if(phiGen<0)phiGen+=TMath::Pi()*2.; | |
567 | Double_t etaGen = genJets[ig].Eta(); | |
568 | ||
569 | fh3RecOutEtaPhiPt->Fill(etaRec,phiRec,ptRec,eventW); | |
570 | ||
571 | value[0] = ptRec; | |
572 | value[1] = ptGen; | |
573 | value[2] = etaRec; | |
574 | value[3] = etaGen; | |
575 | ||
576 | fhnCorrelation->Fill(value,eventW); | |
577 | if(fAnalysisType==kSysJetOrder)((THnSparseF*)fHistList->FindObject(Form("fhnCorrelation_%s%d",fgkSysName[kSysJetOrder],ir)))->Fill(value,eventW); | |
578 | // | |
579 | // we accept only jets which are detected within a smaller window, to | |
580 | // avoid ambigious pair association at the edges of the acceptance | |
581 | // | |
582 | ||
583 | if(TMath::Abs(etaRec)<fRecEtaWindow){ | |
584 | fh2PtFGen->Fill(ptRec,ptGen,eventW); | |
585 | fh2PhiFGen->Fill(phiRec,phiGen,eventW); | |
586 | fh2EtaFGen->Fill(etaRec,etaGen,eventW); | |
587 | fh2PtGenDeltaEta->Fill(ptGen,etaGen-etaRec,eventW); | |
588 | fh2PtGenDeltaPhi->Fill(ptGen,phiGen-phiRec,eventW); | |
589 | }// if etarec in window | |
590 | }//if ig valid | |
591 | }// loop over reconstructed jets | |
592 | ||
593 | ||
594 | // Now llop over generated jets | |
595 | ||
596 | if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__); | |
597 | for(int ig = 0;ig < nGenJets;++ig){ | |
598 | Double_t ptGen = genJets[ig].Pt(); | |
599 | // Fill Correlation | |
600 | Double_t phiGen = genJets[ig].Phi(); | |
601 | if(phiGen<0)phiGen+=TMath::Pi()*2.; | |
602 | Double_t etaGen = genJets[ig].Eta(); | |
603 | fh3GenInEtaPhiPt->Fill(etaGen,phiGen,ptGen,eventW); | |
604 | fh1PtGenIn->Fill(ptGen,eventW); | |
605 | if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__); | |
606 | if(fAnalysisType==kSysJetOrder)((TH1F*)fHistList->FindObject(Form("fh1PtGenIn_%s%d",fgkSysName[kSysJetOrder],ig)))->Fill(ptGen,eventW); | |
607 | Int_t ir = iRecIndex[ig]; | |
608 | if(ir>=0&&ir<nRecJets){ | |
609 | fh1PtGenOut->Fill(ptGen,eventW); | |
610 | fh3GenOutEtaPhiPt->Fill(etaGen,phiGen,ptGen,eventW); | |
611 | if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__); | |
612 | if(fAnalysisType==kSysJetOrder)((TH1F*)fHistList->FindObject(Form("fh1PtGenOut_%s%d",fgkSysName[kSysJetOrder],ig)))->Fill(ptGen,eventW); | |
613 | } | |
614 | }// loop over reconstructed jets | |
615 | ||
616 | if (fDebug > 10)Printf("%s:%d",(char*)__FILE__,__LINE__); | |
617 | PostData(1, fHistList); | |
618 | } | |
619 | ||
620 | void AliAnalysisTaskJFSystematics::Terminate(Option_t */*option*/) | |
621 | { | |
622 | // Terminate analysis | |
623 | // | |
624 | if (fDebug > 1) printf("AnalysisTaskJFSystematics: Terminate() \n"); | |
625 | // Plot | |
626 | ||
627 | ||
628 | } |