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3feee083 | 1 | #include "TChain.h"\r |
2 | #include "TList.h"\r | |
3 | #include "TCanvas.h"\r | |
4 | #include "TLorentzVector.h"\r | |
5 | #include "TGraphErrors.h"\r | |
6 | #include "TH1F.h"\r | |
7 | #include "TH2F.h"\r | |
6e28a437 | 8 | #include "TArrayF.h"\r |
3feee083 | 9 | \r |
10 | #include "AliAnalysisTaskSE.h"\r | |
11 | #include "AliAnalysisManager.h"\r | |
12 | \r | |
13 | #include "AliESDVertex.h"\r | |
14 | #include "AliESDEvent.h"\r | |
15 | #include "AliESDInputHandler.h"\r | |
16 | #include "AliAODEvent.h"\r | |
17 | #include "AliAODTrack.h"\r | |
18 | #include "AliAODInputHandler.h"\r | |
6e28a437 | 19 | #include "AliGenEventHeader.h"\r |
20 | #include "AliGenHijingEventHeader.h"\r | |
3feee083 | 21 | #include "AliMCEventHandler.h"\r |
22 | #include "AliMCEvent.h"\r | |
23 | #include "AliStack.h"\r | |
24 | #include "AliESDtrackCuts.h"\r | |
25 | \r | |
26 | #include "AliAnalysisTaskBF.h"\r | |
27 | #include "AliBalance.h"\r | |
28 | \r | |
29 | \r | |
30 | // Analysis task for the BF code\r | |
6e28a437 | 31 | // Authors: Panos.Christakoglou@nikhef.nl\r |
3feee083 | 32 | \r |
33 | ClassImp(AliAnalysisTaskBF)\r | |
34 | \r | |
35 | //________________________________________________________________________\r | |
36 | AliAnalysisTaskBF::AliAnalysisTaskBF(const char *name) \r | |
37 | : AliAnalysisTaskSE(name), \r | |
38 | fBalance(0),\r | |
10a747d2 | 39 | fRunShuffling(kFALSE),\r |
1900bf4e | 40 | fShuffledBalance(0),\r |
3feee083 | 41 | fList(0),\r |
42 | fListBF(0),\r | |
6432ac6a | 43 | fListBFS(0),\r |
3feee083 | 44 | fHistEventStats(0),\r |
a0ce3c86 | 45 | fHistCentStats(0),\r |
a839b0a3 | 46 | fHistTriggerStats(0),\r |
3feee083 | 47 | fHistTrackStats(0),\r |
48 | fHistVx(0),\r | |
49 | fHistVy(0),\r | |
50 | fHistVz(0),\r | |
51 | fHistClus(0),\r | |
52 | fHistDCA(0),\r | |
53 | fHistChi2(0),\r | |
54 | fHistPt(0),\r | |
55 | fHistEta(0),\r | |
56 | fHistPhi(0),\r | |
57 | fHistV0M(0),\r | |
a0ce3c86 | 58 | fHistRefTracks(0),\r |
3feee083 | 59 | fESDtrackCuts(0),\r |
32a4f715 | 60 | fCentralityEstimator("V0M"),\r |
c735aca6 | 61 | fUseCentrality(kFALSE),\r |
3feee083 | 62 | fCentralityPercentileMin(0.), \r |
63 | fCentralityPercentileMax(5.),\r | |
6e28a437 | 64 | fImpactParameterMin(0.),\r |
65 | fImpactParameterMax(20.),\r | |
66 | fUseMultiplicity(kFALSE),\r | |
67 | fNumberOfAcceptedTracksMin(0),\r | |
68 | fNumberOfAcceptedTracksMax(10000),\r | |
3feee083 | 69 | fUseOfflineTrigger(kFALSE),\r |
70 | fVxMax(0.3),\r | |
71 | fVyMax(0.3),\r | |
72 | fVzMax(10.),\r | |
6432ac6a | 73 | nAODtrackCutBit(128),\r |
3feee083 | 74 | fPtMin(0.3),\r |
75 | fPtMax(1.5),\r | |
76 | fEtaMin(-0.8),\r | |
1900bf4e | 77 | fEtaMax(-0.8),\r |
a839b0a3 | 78 | fDCAxyCut(-1),\r |
79 | fDCAzCut(-1),\r | |
80 | fTPCchi2Cut(-1),\r | |
81 | fNClustersTPCCut(-1){\r | |
3feee083 | 82 | // Constructor\r |
3feee083 | 83 | \r |
84 | // Define input and output slots here\r | |
85 | // Input slot #0 works with a TChain\r | |
86 | DefineInput(0, TChain::Class());\r | |
87 | // Output slot #0 writes into a TH1 container\r | |
6432ac6a | 88 | DefineOutput(1, TList::Class());\r |
89 | DefineOutput(2, TList::Class());\r | |
3feee083 | 90 | DefineOutput(3, TList::Class());\r |
91 | }\r | |
92 | \r | |
6432ac6a | 93 | //________________________________________________________________________\r |
94 | AliAnalysisTaskBF::~AliAnalysisTaskBF() {\r | |
95 | \r | |
96 | // delete fBalance; \r | |
97 | // delete fShuffledBalance; \r | |
98 | // delete fList;\r | |
99 | // delete fListBF; \r | |
100 | // delete fListBFS;\r | |
101 | \r | |
102 | // delete fHistEventStats; \r | |
103 | // delete fHistTrackStats; \r | |
104 | // delete fHistVx; \r | |
105 | // delete fHistVy; \r | |
106 | // delete fHistVz; \r | |
107 | \r | |
108 | // delete fHistClus;\r | |
109 | // delete fHistDCA;\r | |
110 | // delete fHistChi2;\r | |
111 | // delete fHistPt;\r | |
112 | // delete fHistEta;\r | |
113 | // delete fHistPhi;\r | |
114 | // delete fHistV0M;\r | |
115 | }\r | |
3feee083 | 116 | \r |
117 | //________________________________________________________________________\r | |
118 | void AliAnalysisTaskBF::UserCreateOutputObjects() {\r | |
119 | // Create histograms\r | |
120 | // Called once\r | |
121 | if(!fBalance) {\r | |
122 | fBalance = new AliBalance();\r | |
123 | fBalance->SetAnalysisLevel("ESD");\r | |
6432ac6a | 124 | //fBalance->SetNumberOfBins(-1,16);\r |
125 | fBalance->SetInterval(-1,-0.8,0.8,16,0.,1.6);\r | |
3feee083 | 126 | }\r |
10a747d2 | 127 | if(fRunShuffling) {\r |
128 | if(!fShuffledBalance) {\r | |
129 | fShuffledBalance = new AliBalance();\r | |
130 | fShuffledBalance->SetAnalysisLevel("ESD");\r | |
131 | //fShuffledBalance->SetNumberOfBins(-1,16);\r | |
132 | fShuffledBalance->SetInterval(-1,-0.8,0.8,16,0.,1.6);\r | |
133 | }\r | |
1900bf4e | 134 | }\r |
3feee083 | 135 | \r |
136 | //QA list\r | |
137 | fList = new TList();\r | |
138 | fList->SetName("listQA");\r | |
139 | fList->SetOwner();\r | |
140 | \r | |
141 | //Balance Function list\r | |
142 | fListBF = new TList();\r | |
143 | fListBF->SetName("listBF");\r | |
144 | fListBF->SetOwner();\r | |
145 | \r | |
10a747d2 | 146 | if(fRunShuffling) {\r |
147 | fListBFS = new TList();\r | |
148 | fListBFS->SetName("listBFShuffled");\r | |
149 | fListBFS->SetOwner();\r | |
150 | }\r | |
6432ac6a | 151 | \r |
3feee083 | 152 | //Event stats.\r |
153 | TString gCutName[4] = {"Total","Offline trigger",\r | |
154 | "Vertex","Analyzed"};\r | |
155 | fHistEventStats = new TH1F("fHistEventStats",\r | |
156 | "Event statistics;;N_{events}",\r | |
157 | 4,0.5,4.5);\r | |
158 | for(Int_t i = 1; i <= 4; i++)\r | |
159 | fHistEventStats->GetXaxis()->SetBinLabel(i,gCutName[i-1].Data());\r | |
160 | fList->Add(fHistEventStats);\r | |
161 | \r | |
a0ce3c86 | 162 | TString gCentName[9] = {"V0M","FMD","TRK","TKL","CL0","CL1","V0MvsFMD","TKLvsV0M","ZEMvsZDC"};\r |
163 | fHistCentStats = new TH2F("fHistCentStats",\r | |
164 | "Centrality statistics;;Cent percentile",\r | |
165 | 9,-0.5,8.5,220,-5,105);\r | |
166 | for(Int_t i = 1; i <= 9; i++)\r | |
167 | fHistCentStats->GetXaxis()->SetBinLabel(i,gCentName[i-1].Data());\r | |
168 | fList->Add(fHistCentStats);\r | |
169 | \r | |
a839b0a3 | 170 | fHistTriggerStats = new TH1F("fHistTriggerStats","Trigger statistics;TriggerBit;N_{events}",130,0,130);\r |
171 | fList->Add(fHistTriggerStats);\r | |
172 | \r | |
a0ce3c86 | 173 | fHistTrackStats = new TH1F("fHistTrackStats","Event statistics;TrackFilterBit;N_{events}",130,0,130);\r |
3feee083 | 174 | fList->Add(fHistTrackStats);\r |
175 | \r | |
176 | // Vertex distributions\r | |
177 | fHistVx = new TH1F("fHistVx","Primary vertex distribution - x coordinate;V_{x} (cm);Entries",100,-0.5,0.5);\r | |
178 | fList->Add(fHistVx);\r | |
179 | fHistVy = new TH1F("fHistVy","Primary vertex distribution - y coordinate;V_{y} (cm);Entries",100,-0.5,0.5);\r | |
180 | fList->Add(fHistVy);\r | |
181 | fHistVz = new TH1F("fHistVz","Primary vertex distribution - z coordinate;V_{z} (cm);Entries",100,-20.,20.);\r | |
182 | fList->Add(fHistVz);\r | |
183 | \r | |
184 | // QA histograms\r | |
185 | fHistClus = new TH2F("fHistClus","# Cluster (TPC vs. ITS)",10,0,10,200,0,200);\r | |
186 | fList->Add(fHistClus);\r | |
187 | fHistChi2 = new TH1F("fHistChi2","Chi2/NDF distribution",200,0,10);\r | |
188 | fList->Add(fHistChi2);\r | |
189 | fHistDCA = new TH2F("fHistDCA","DCA (xy vs. z)",400,-5,5,400,-5,5); \r | |
190 | fList->Add(fHistDCA);\r | |
191 | fHistPt = new TH1F("fHistPt","p_{T} distribution",200,0,10);\r | |
192 | fList->Add(fHistPt);\r | |
193 | fHistEta = new TH1F("fHistEta","#eta distribution",200,-2,2);\r | |
194 | fList->Add(fHistEta);\r | |
195 | fHistPhi = new TH1F("fHistPhi","#phi distribution",200,-20,380);\r | |
196 | fList->Add(fHistPhi);\r | |
197 | fHistV0M = new TH2F("fHistV0M","V0 Multiplicity C vs. A",500, 0, 20000, 500, 0, 20000);\r | |
198 | fList->Add(fHistV0M);\r | |
a0ce3c86 | 199 | TString gRefTrackName[6] = {"tracks","tracksPos","tracksNeg","tracksTPConly","clusITS0","clusITS1"};\r |
200 | fHistRefTracks = new TH2F("fHistRefTracks","Nr of Ref tracks/event vs. ref track estimator;;Nr of tracks",6, 0, 6, 400, 0, 20000);\r | |
201 | for(Int_t i = 1; i <= 6; i++)\r | |
202 | fHistRefTracks->GetXaxis()->SetBinLabel(i,gRefTrackName[i-1].Data());\r | |
203 | fList->Add(fHistRefTracks);\r | |
3feee083 | 204 | \r |
205 | \r | |
6432ac6a | 206 | // Balance function histograms\r |
3feee083 | 207 | \r |
6432ac6a | 208 | // Initialize histograms if not done yet\r |
10a747d2 | 209 | if(!fBalance->GetHistNp(0)){\r |
6432ac6a | 210 | AliWarning("Histograms not yet initialized! --> Will be done now");\r |
211 | AliWarning("--> Add 'gBalance->InitHistograms()' in your configBalanceFunction");\r | |
212 | fBalance->InitHistograms();\r | |
10a747d2 | 213 | }\r |
214 | \r | |
215 | if(fRunShuffling) {\r | |
216 | if(!fShuffledBalance->GetHistNp(0)) {\r | |
217 | AliWarning("Histograms (shuffling) not yet initialized! --> Will be done now");\r | |
218 | AliWarning("--> Add 'gBalance->InitHistograms()' in your configBalanceFunction");\r | |
219 | fShuffledBalance->InitHistograms();\r | |
220 | }\r | |
3feee083 | 221 | }\r |
6432ac6a | 222 | \r |
223 | for(Int_t a = 0; a < ANALYSIS_TYPES; a++){\r | |
224 | fListBF->Add(fBalance->GetHistNp(a));\r | |
225 | fListBF->Add(fBalance->GetHistNn(a));\r | |
226 | fListBF->Add(fBalance->GetHistNpn(a));\r | |
227 | fListBF->Add(fBalance->GetHistNnn(a));\r | |
228 | fListBF->Add(fBalance->GetHistNpp(a));\r | |
229 | fListBF->Add(fBalance->GetHistNnp(a));\r | |
230 | \r | |
10a747d2 | 231 | if(fRunShuffling) {\r |
232 | fListBFS->Add(fShuffledBalance->GetHistNp(a));\r | |
233 | fListBFS->Add(fShuffledBalance->GetHistNn(a));\r | |
234 | fListBFS->Add(fShuffledBalance->GetHistNpn(a));\r | |
235 | fListBFS->Add(fShuffledBalance->GetHistNnn(a));\r | |
236 | fListBFS->Add(fShuffledBalance->GetHistNpp(a));\r | |
237 | fListBFS->Add(fShuffledBalance->GetHistNnp(a));\r | |
238 | } \r | |
239 | }\r | |
6432ac6a | 240 | \r |
241 | if(fESDtrackCuts) fList->Add(fESDtrackCuts);\r | |
3feee083 | 242 | \r |
243 | // Post output data.\r | |
6432ac6a | 244 | PostData(1, fList);\r |
245 | PostData(2, fListBF);\r | |
10a747d2 | 246 | if(fRunShuffling) PostData(3, fListBFS);\r |
a839b0a3 | 247 | }\r |
3feee083 | 248 | \r |
249 | //________________________________________________________________________\r | |
250 | void AliAnalysisTaskBF::UserExec(Option_t *) {\r | |
251 | // Main loop\r | |
252 | // Called for each event\r | |
253 | TString gAnalysisLevel = fBalance->GetAnalysisLevel();\r | |
254 | \r | |
1900bf4e | 255 | TObjArray *array = new TObjArray();\r |
a839b0a3 | 256 | AliESDtrack *track_TPC = NULL;\r |
257 | \r | |
6e28a437 | 258 | Int_t gNumberOfAcceptedTracks = 0;\r |
1900bf4e | 259 | \r |
260 | // vector holding the charges of all tracks\r | |
261 | vector<Int_t> chargeVectorShuffle; // this will be shuffled\r | |
a839b0a3 | 262 | vector<Int_t> chargeVector; // original charge \r |
3feee083 | 263 | \r |
264 | //ESD analysis\r | |
265 | if(gAnalysisLevel == "ESD") {\r | |
266 | AliESDEvent* gESD = dynamic_cast<AliESDEvent*>(InputEvent()); // from TaskSE\r | |
267 | if (!gESD) {\r | |
268 | Printf("ERROR: gESD not available");\r | |
269 | return;\r | |
270 | }\r | |
271 | \r | |
a839b0a3 | 272 | // store offline trigger bits\r |
273 | fHistTriggerStats->Fill(((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected());\r | |
274 | \r | |
6432ac6a | 275 | // event selection done in AliAnalysisTaskSE::Exec() --> this is not used\r |
3feee083 | 276 | fHistEventStats->Fill(1); //all events\r |
277 | Bool_t isSelected = kTRUE;\r | |
278 | if(fUseOfflineTrigger)\r | |
279 | isSelected = ((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected();\r | |
280 | if(isSelected) {\r | |
281 | fHistEventStats->Fill(2); //triggered events\r | |
282 | \r | |
c735aca6 | 283 | if(fUseCentrality) {\r |
284 | //Centrality stuff\r | |
285 | AliCentrality *centrality = gESD->GetCentrality();\r | |
286 | //Int_t nCentrality = 0;\r | |
287 | //nCentrality = centrality->GetCentralityClass5(fCentralityEstimator.Data());\r | |
288 | //cout<<nCentrality<<" "<<centrality->IsEventInCentralityClass(fCentralityPercentileMin,fCentralityPercentileMax,fCentralityEstimator.Data())<<endl;\r | |
289 | \r | |
290 | // take only events inside centrality class\r | |
291 | if(!centrality->IsEventInCentralityClass(fCentralityPercentileMin,\r | |
292 | fCentralityPercentileMax,\r | |
293 | fCentralityEstimator.Data()))\r | |
294 | return;\r | |
295 | \r | |
3feee083 | 296 | // centrality QA (V0M)\r |
297 | fHistV0M->Fill(gESD->GetVZEROData()->GetMTotV0A(), gESD->GetVZEROData()->GetMTotV0C());\r | |
c735aca6 | 298 | }\r |
3feee083 | 299 | \r |
c735aca6 | 300 | const AliESDVertex *vertex = gESD->GetPrimaryVertex();\r |
301 | if(vertex) {\r | |
302 | if(vertex->GetNContributors() > 0) {\r | |
303 | if(vertex->GetZRes() != 0) {\r | |
304 | fHistEventStats->Fill(3); //events with a proper vertex\r | |
305 | if(TMath::Abs(vertex->GetXv()) < fVxMax) {\r | |
306 | if(TMath::Abs(vertex->GetYv()) < fVyMax) {\r | |
307 | if(TMath::Abs(vertex->GetZv()) < fVzMax) {\r | |
308 | fHistEventStats->Fill(4); //analayzed events\r | |
309 | fHistVx->Fill(vertex->GetXv());\r | |
310 | fHistVy->Fill(vertex->GetYv());\r | |
311 | fHistVz->Fill(vertex->GetZv());\r | |
312 | \r | |
313 | //Printf("There are %d tracks in this event", gESD->GetNumberOfTracks());\r | |
314 | for (Int_t iTracks = 0; iTracks < gESD->GetNumberOfTracks(); iTracks++) {\r | |
315 | AliESDtrack* track = dynamic_cast<AliESDtrack *>(gESD->GetTrack(iTracks));\r | |
316 | if (!track) {\r | |
317 | Printf("ERROR: Could not receive track %d", iTracks);\r | |
318 | continue;\r | |
319 | } \r | |
3feee083 | 320 | \r |
c735aca6 | 321 | // take only TPC only tracks\r |
322 | track_TPC = new AliESDtrack();\r | |
323 | if(!track->FillTPCOnlyTrack(*track_TPC)) continue;\r | |
324 | \r | |
325 | //ESD track cuts\r | |
326 | if(fESDtrackCuts) \r | |
327 | if(!fESDtrackCuts->AcceptTrack(track_TPC)) continue;\r | |
328 | \r | |
329 | // fill QA histograms\r | |
330 | Float_t b[2];\r | |
331 | Float_t bCov[3];\r | |
332 | track_TPC->GetImpactParameters(b,bCov);\r | |
333 | if (bCov[0]<=0 || bCov[2]<=0) {\r | |
334 | AliDebug(1, "Estimated b resolution lower or equal zero!");\r | |
335 | bCov[0]=0; bCov[2]=0;\r | |
336 | }\r | |
337 | \r | |
338 | Int_t nClustersTPC = -1;\r | |
339 | nClustersTPC = track_TPC->GetTPCNclsIter1(); // TPC standalone\r | |
340 | //nClustersTPC = track->GetTPCclusters(0); // global track\r | |
341 | Float_t chi2PerClusterTPC = -1;\r | |
342 | if (nClustersTPC!=0) {\r | |
343 | chi2PerClusterTPC = track_TPC->GetTPCchi2Iter1()/Float_t(nClustersTPC); // TPC standalone\r | |
344 | //chi2PerClusterTPC = track->GetTPCchi2()/Float_t(nClustersTPC); // global track\r | |
345 | }\r | |
346 | \r | |
347 | fHistClus->Fill(track_TPC->GetITSclusters(0),nClustersTPC);\r | |
348 | fHistDCA->Fill(b[1],b[0]);\r | |
349 | fHistChi2->Fill(chi2PerClusterTPC);\r | |
350 | fHistPt->Fill(track_TPC->Pt());\r | |
351 | fHistEta->Fill(track_TPC->Eta());\r | |
352 | fHistPhi->Fill(track_TPC->Phi()*TMath::RadToDeg());\r | |
353 | \r | |
354 | // fill BF array\r | |
355 | array->Add(track_TPC);\r | |
356 | \r | |
357 | // fill charge vector\r | |
358 | chargeVector.push_back(track_TPC->Charge());\r | |
359 | if(fRunShuffling){\r | |
360 | chargeVectorShuffle.push_back(track_TPC->Charge());\r | |
361 | }\r | |
362 | \r | |
363 | delete track_TPC;\r | |
364 | \r | |
365 | } //track loop\r | |
366 | }//Vz cut\r | |
367 | }//Vy cut\r | |
368 | }//Vx cut\r | |
369 | }//proper vertex resolution\r | |
370 | }//proper number of contributors\r | |
371 | }//vertex object valid\r | |
3feee083 | 372 | }//triggered event \r |
373 | }//ESD analysis\r | |
374 | \r | |
3feee083 | 375 | //AOD analysis (vertex and track cuts also here!!!!)\r |
376 | else if(gAnalysisLevel == "AOD") {\r | |
377 | AliAODEvent* gAOD = dynamic_cast<AliAODEvent*>(InputEvent()); // from TaskSE\r | |
378 | if(!gAOD) {\r | |
379 | Printf("ERROR: gAOD not available");\r | |
380 | return;\r | |
381 | }\r | |
382 | \r | |
a839b0a3 | 383 | AliAODHeader *aodHeader = gAOD->GetHeader();\r |
384 | \r | |
385 | // store offline trigger bits\r | |
386 | fHistTriggerStats->Fill(aodHeader->GetOfflineTrigger());\r | |
6e28a437 | 387 | \r |
6432ac6a | 388 | // event selection done in AliAnalysisTaskSE::Exec() --> this is not used\r |
3feee083 | 389 | fHistEventStats->Fill(1); //all events\r |
390 | Bool_t isSelected = kTRUE;\r | |
391 | if(fUseOfflineTrigger)\r | |
392 | isSelected = ((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected();\r | |
393 | if(isSelected) {\r | |
394 | fHistEventStats->Fill(2); //triggered events\r | |
3feee083 | 395 | \r |
396 | //Centrality stuff (centrality in AOD header)\r | |
c735aca6 | 397 | if(fUseCentrality) {\r |
398 | Float_t fCentrality = aodHeader->GetCentralityP()->GetCentralityPercentile(fCentralityEstimator.Data());\r | |
399 | // cout<<fCentralityEstimator.Data()<<" = "<<fCentrality<<" , others are V0M = "\r | |
400 | // << aodHeader->GetCentralityP()->GetCentralityPercentile("V0M")\r | |
401 | // <<" FMD = "<<aodHeader->GetCentralityP()->GetCentralityPercentile("FMD")\r | |
402 | // <<" TRK = "<<aodHeader->GetCentralityP()->GetCentralityPercentile("TRK")\r | |
403 | // <<" TKL = "<<aodHeader->GetCentralityP()->GetCentralityPercentile("TKL")\r | |
404 | // <<" CL0 ="<<aodHeader->GetCentralityP()->GetCentralityPercentile("CL0")\r | |
405 | // <<" CL1 ="<<aodHeader->GetCentralityP()->GetCentralityPercentile("CL1")\r | |
406 | // <<" V0MvsFMD = "<<aodHeader->GetCentralityP()->GetCentralityPercentile("V0MvsFMD")\r | |
407 | // <<" TKLvsV0M = "<<aodHeader->GetCentralityP()->GetCentralityPercentile("TKLvsV0M")\r | |
408 | // <<" ZEMvsZDC = "<<aodHeader->GetCentralityP()->GetCentralityPercentile("ZEMvsZDC")\r | |
409 | // <<endl;\r | |
410 | \r | |
411 | // QA for centrality estimators\r | |
412 | fHistCentStats->Fill(0.,aodHeader->GetCentralityP()->GetCentralityPercentile("V0M"));\r | |
413 | fHistCentStats->Fill(1.,aodHeader->GetCentralityP()->GetCentralityPercentile("FMD"));\r | |
414 | fHistCentStats->Fill(2.,aodHeader->GetCentralityP()->GetCentralityPercentile("TRK"));\r | |
415 | fHistCentStats->Fill(3.,aodHeader->GetCentralityP()->GetCentralityPercentile("TKL"));\r | |
416 | fHistCentStats->Fill(4.,aodHeader->GetCentralityP()->GetCentralityPercentile("CL0"));\r | |
417 | fHistCentStats->Fill(5.,aodHeader->GetCentralityP()->GetCentralityPercentile("CL1"));\r | |
418 | fHistCentStats->Fill(6.,aodHeader->GetCentralityP()->GetCentralityPercentile("V0MvsFMD"));\r | |
419 | fHistCentStats->Fill(7.,aodHeader->GetCentralityP()->GetCentralityPercentile("TKLvsV0M"));\r | |
420 | fHistCentStats->Fill(8.,aodHeader->GetCentralityP()->GetCentralityPercentile("ZEMvsZDC"));\r | |
421 | \r | |
422 | // take only events inside centrality class\r | |
423 | if((fCentrality < fCentralityPercentileMin) || (fCentrality > fCentralityPercentileMax)) \r | |
424 | return;\r | |
425 | \r | |
3feee083 | 426 | // centrality QA (V0M)\r |
427 | fHistV0M->Fill(gAOD->GetVZEROData()->GetMTotV0A(), gAOD->GetVZEROData()->GetMTotV0C());\r | |
c735aca6 | 428 | \r |
a0ce3c86 | 429 | // centrality QA (reference tracks)\r |
430 | fHistRefTracks->Fill(0.,aodHeader->GetRefMultiplicity());\r | |
431 | fHistRefTracks->Fill(1.,aodHeader->GetRefMultiplicityPos());\r | |
432 | fHistRefTracks->Fill(2.,aodHeader->GetRefMultiplicityNeg());\r | |
433 | fHistRefTracks->Fill(3.,aodHeader->GetTPConlyRefMultiplicity());\r | |
434 | fHistRefTracks->Fill(4.,aodHeader->GetNumberOfITSClusters(0));\r | |
435 | fHistRefTracks->Fill(5.,aodHeader->GetNumberOfITSClusters(1));\r | |
436 | fHistRefTracks->Fill(6.,aodHeader->GetNumberOfITSClusters(2));\r | |
437 | fHistRefTracks->Fill(7.,aodHeader->GetNumberOfITSClusters(3));\r | |
438 | fHistRefTracks->Fill(8.,aodHeader->GetNumberOfITSClusters(4));\r | |
c735aca6 | 439 | }\r |
a0ce3c86 | 440 | \r |
c735aca6 | 441 | const AliAODVertex *vertex = gAOD->GetPrimaryVertex();\r |
442 | \r | |
443 | if(vertex) {\r | |
444 | Double32_t fCov[6];\r | |
445 | vertex->GetCovarianceMatrix(fCov);\r | |
446 | \r | |
447 | if(vertex->GetNContributors() > 0) {\r | |
448 | if(fCov[5] != 0) {\r | |
449 | fHistEventStats->Fill(3); //events with a proper vertex\r | |
450 | if(TMath::Abs(vertex->GetX()) < fVxMax) {\r | |
451 | if(TMath::Abs(vertex->GetY()) < fVyMax) {\r | |
452 | if(TMath::Abs(vertex->GetZ()) < fVzMax) {\r | |
453 | fHistEventStats->Fill(4); //analyzed events\r | |
454 | fHistVx->Fill(vertex->GetX());\r | |
455 | fHistVy->Fill(vertex->GetY());\r | |
456 | fHistVz->Fill(vertex->GetZ());\r | |
457 | \r | |
458 | //Printf("There are %d tracks in this event", gAOD->GetNumberOfTracks());\r | |
459 | for (Int_t iTracks = 0; iTracks < gAOD->GetNumberOfTracks(); iTracks++) {\r | |
460 | AliAODTrack* aodTrack = dynamic_cast<AliAODTrack *>(gAOD->GetTrack(iTracks));\r | |
461 | if (!aodTrack) {\r | |
462 | Printf("ERROR: Could not receive track %d", iTracks);\r | |
463 | continue;\r | |
464 | }\r | |
465 | \r | |
466 | // AOD track cuts\r | |
467 | \r | |
468 | // For ESD Filter Information: ANALYSIS/macros/AddTaskESDfilter.C\r | |
469 | // take only TPC only tracks \r | |
470 | fHistTrackStats->Fill(aodTrack->GetFilterMap());\r | |
471 | if(!aodTrack->TestFilterBit(nAODtrackCutBit)) continue;\r | |
472 | \r | |
473 | Float_t pt = aodTrack->Pt();\r | |
474 | Float_t eta = aodTrack->Eta();\r | |
475 | \r | |
476 | Float_t DCAxy = aodTrack->DCA(); // this is the DCA from global track (not exactly what is cut on)\r | |
477 | Float_t DCAz = aodTrack->ZAtDCA(); // this is the DCA from global track (not exactly what is cut on)\r | |
478 | \r | |
479 | \r | |
480 | // Kinematics cuts from ESD track cuts\r | |
481 | if( pt < fPtMin || pt > fPtMax) continue;\r | |
482 | if( eta < fEtaMin || eta > fEtaMax) continue;\r | |
483 | \r | |
484 | // Extra DCA cuts (for systematic studies [!= -1])\r | |
485 | if( fDCAxyCut != -1 && fDCAxyCut != -1){\r | |
486 | if(TMath::Sqrt((DCAxy*DCAxy)/(fDCAxyCut*fDCAxyCut)+(DCAz*DCAz)/(fDCAzCut*fDCAzCut)) > 1 ){\r | |
487 | continue; // 2D cut\r | |
10a747d2 | 488 | }\r |
c735aca6 | 489 | }\r |
490 | \r | |
491 | // Extra TPC cuts (for systematic studies [!= -1])\r | |
492 | if( fTPCchi2Cut != -1 && aodTrack->Chi2perNDF() > fTPCchi2Cut){\r | |
493 | continue;\r | |
494 | }\r | |
495 | if( fNClustersTPCCut != -1 && aodTrack->GetTPCNcls() < fNClustersTPCCut){\r | |
496 | continue;\r | |
497 | }\r | |
498 | \r | |
499 | \r | |
500 | // fill QA histograms\r | |
501 | fHistClus->Fill(aodTrack->GetITSNcls(),aodTrack->GetTPCNcls());\r | |
502 | fHistDCA->Fill(DCAz,DCAxy);\r | |
503 | fHistChi2->Fill(aodTrack->Chi2perNDF());\r | |
504 | fHistPt->Fill(pt);\r | |
505 | fHistEta->Fill(eta);\r | |
506 | fHistPhi->Fill(aodTrack->Phi()*TMath::RadToDeg());\r | |
507 | \r | |
6e28a437 | 508 | gNumberOfAcceptedTracks += 1;\r |
c735aca6 | 509 | // fill BF array\r |
510 | array->Add(aodTrack);\r | |
511 | \r | |
512 | // fill charge vector\r | |
513 | chargeVector.push_back(aodTrack->Charge());\r | |
514 | if(fRunShuffling) {\r | |
515 | chargeVectorShuffle.push_back(aodTrack->Charge());\r | |
516 | }\r | |
517 | } //track loop\r | |
518 | }//Vz cut\r | |
519 | }//Vy cut\r | |
520 | }//Vx cut\r | |
521 | }//proper vertex resolution\r | |
522 | }//proper number of contributors\r | |
523 | }//vertex object valid\r | |
3feee083 | 524 | }//triggered event \r |
525 | }//AOD analysis\r | |
526 | \r | |
6e28a437 | 527 | //MC-ESD analysis\r |
528 | if(gAnalysisLevel == "MCESD") {\r | |
3feee083 | 529 | AliMCEvent* mcEvent = MCEvent(); \r |
530 | if (!mcEvent) {\r | |
531 | Printf("ERROR: mcEvent not available");\r | |
532 | return;\r | |
533 | }\r | |
1900bf4e | 534 | \r |
6e28a437 | 535 | AliESDEvent* gESD = dynamic_cast<AliESDEvent*>(InputEvent()); // from TaskSE\r |
536 | if (!gESD) {\r | |
537 | Printf("ERROR: gESD not available");\r | |
538 | return;\r | |
539 | }\r | |
540 | \r | |
541 | // store offline trigger bits\r | |
542 | fHistTriggerStats->Fill(((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected());\r | |
1900bf4e | 543 | \r |
6e28a437 | 544 | // event selection done in AliAnalysisTaskSE::Exec() --> this is not used\r |
545 | fHistEventStats->Fill(1); //all events\r | |
546 | Bool_t isSelected = kTRUE;\r | |
547 | if(fUseOfflineTrigger)\r | |
548 | isSelected = ((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected();\r | |
549 | if(isSelected) {\r | |
550 | fHistEventStats->Fill(2); //triggered events\r | |
1900bf4e | 551 | \r |
6e28a437 | 552 | if(fUseCentrality) {\r |
553 | //Centrality stuff\r | |
554 | AliCentrality *centrality = gESD->GetCentrality();\r | |
555 | //Int_t nCentrality = 0;\r | |
556 | //nCentrality = centrality->GetCentralityClass5(fCentralityEstimator.Data());\r | |
557 | //cout<<nCentrality<<" "<<centrality->IsEventInCentralityClass(fCentralityPercentileMin,fCentralityPercentileMax,fCentralityEstimator.Data())<<endl;\r | |
558 | \r | |
559 | // take only events inside centrality class\r | |
560 | if(!centrality->IsEventInCentralityClass(fCentralityPercentileMin,\r | |
561 | fCentralityPercentileMax,\r | |
562 | fCentralityEstimator.Data()))\r | |
563 | return;\r | |
564 | \r | |
565 | // centrality QA (V0M)\r | |
566 | fHistV0M->Fill(gESD->GetVZEROData()->GetMTotV0A(), gESD->GetVZEROData()->GetMTotV0C());\r | |
10a747d2 | 567 | }\r |
6e28a437 | 568 | \r |
569 | const AliESDVertex *vertex = gESD->GetPrimaryVertex();\r | |
570 | if(vertex) {\r | |
571 | if(vertex->GetNContributors() > 0) {\r | |
572 | if(vertex->GetZRes() != 0) {\r | |
573 | fHistEventStats->Fill(3); //events with a proper vertex\r | |
574 | if(TMath::Abs(vertex->GetXv()) < fVxMax) {\r | |
575 | if(TMath::Abs(vertex->GetYv()) < fVyMax) {\r | |
576 | if(TMath::Abs(vertex->GetZv()) < fVzMax) {\r | |
577 | fHistEventStats->Fill(4); //analayzed events\r | |
578 | fHistVx->Fill(vertex->GetXv());\r | |
579 | fHistVy->Fill(vertex->GetYv());\r | |
580 | fHistVz->Fill(vertex->GetZv());\r | |
581 | \r | |
582 | //Printf("There are %d tracks in this event", gESD->GetNumberOfTracks());\r | |
583 | for (Int_t iTracks = 0; iTracks < gESD->GetNumberOfTracks(); iTracks++) {\r | |
584 | AliESDtrack* track = dynamic_cast<AliESDtrack *>(gESD->GetTrack(iTracks));\r | |
585 | if (!track) {\r | |
586 | Printf("ERROR: Could not receive track %d", iTracks);\r | |
587 | continue;\r | |
588 | } \r | |
589 | \r | |
590 | Int_t label = TMath::Abs(track->GetLabel());\r | |
591 | if(label > mcEvent->GetNumberOfTracks()) continue;\r | |
592 | if(label > mcEvent->GetNumberOfPrimaries()) continue;\r | |
593 | \r | |
594 | AliMCParticle* mcTrack = dynamic_cast<AliMCParticle *>(mcEvent->GetTrack(label));\r | |
595 | if(!mcTrack) continue;\r | |
596 | \r | |
597 | // take only TPC only tracks\r | |
598 | track_TPC = new AliESDtrack();\r | |
599 | if(!track->FillTPCOnlyTrack(*track_TPC)) continue;\r | |
600 | \r | |
601 | //ESD track cuts\r | |
602 | if(fESDtrackCuts) \r | |
603 | if(!fESDtrackCuts->AcceptTrack(track_TPC)) continue;\r | |
604 | \r | |
605 | // fill QA histograms\r | |
606 | Float_t b[2];\r | |
607 | Float_t bCov[3];\r | |
608 | track_TPC->GetImpactParameters(b,bCov);\r | |
609 | if (bCov[0]<=0 || bCov[2]<=0) {\r | |
610 | AliDebug(1, "Estimated b resolution lower or equal zero!");\r | |
611 | bCov[0]=0; bCov[2]=0;\r | |
612 | }\r | |
613 | \r | |
614 | Int_t nClustersTPC = -1;\r | |
615 | nClustersTPC = track_TPC->GetTPCNclsIter1(); // TPC standalone\r | |
616 | //nClustersTPC = track->GetTPCclusters(0); // global track\r | |
617 | Float_t chi2PerClusterTPC = -1;\r | |
618 | if (nClustersTPC!=0) {\r | |
619 | chi2PerClusterTPC = track_TPC->GetTPCchi2Iter1()/Float_t(nClustersTPC); // TPC standalone\r | |
620 | //chi2PerClusterTPC = track->GetTPCchi2()/Float_t(nClustersTPC); // global track\r | |
621 | }\r | |
622 | \r | |
623 | fHistClus->Fill(track_TPC->GetITSclusters(0),nClustersTPC);\r | |
624 | fHistDCA->Fill(b[1],b[0]);\r | |
625 | fHistChi2->Fill(chi2PerClusterTPC);\r | |
626 | fHistPt->Fill(mcTrack->Pt());\r | |
627 | fHistEta->Fill(mcTrack->Eta());\r | |
628 | fHistPhi->Fill(mcTrack->Phi()*TMath::RadToDeg());\r | |
629 | \r | |
630 | // fill BF array\r | |
631 | array->Add(track_TPC);\r | |
632 | \r | |
633 | // fill charge vector\r | |
634 | chargeVector.push_back(track_TPC->Charge());\r | |
635 | if(fRunShuffling){\r | |
636 | chargeVectorShuffle.push_back(track_TPC->Charge());\r | |
637 | }\r | |
638 | \r | |
639 | delete track_TPC;\r | |
640 | \r | |
641 | } //track loop\r | |
642 | }//Vz cut\r | |
643 | }//Vy cut\r | |
644 | }//Vx cut\r | |
645 | }//proper vertex resolution\r | |
646 | }//proper number of contributors\r | |
647 | }//vertex object valid\r | |
648 | }//triggered event \r | |
649 | }//MC-ESD analysis\r | |
a839b0a3 | 650 | \r |
6e28a437 | 651 | //MC analysis\r |
652 | else if(gAnalysisLevel == "MC") {\r | |
653 | AliMCEvent* mcEvent = MCEvent(); \r | |
654 | if (!mcEvent) {\r | |
655 | Printf("ERROR: mcEvent not available");\r | |
656 | return;\r | |
657 | }\r | |
658 | \r | |
659 | Double_t gReactionPlane = 0., gImpactParameter = 0.;\r | |
660 | if(fUseCentrality) {\r | |
661 | //Get the MC header\r | |
662 | AliGenHijingEventHeader* headerH = dynamic_cast<AliGenHijingEventHeader*>(mcEvent->GenEventHeader());\r | |
663 | if (headerH) {\r | |
664 | //Printf("=====================================================");\r | |
665 | //Printf("Reaction plane angle: %lf",headerH->ReactionPlaneAngle());\r | |
666 | //Printf("Impact parameter: %lf",headerH->ImpactParameter());\r | |
667 | //Printf("=====================================================");\r | |
668 | gReactionPlane = headerH->ReactionPlaneAngle();\r | |
669 | gImpactParameter = headerH->ImpactParameter();\r | |
670 | }\r | |
671 | // take only events inside centrality class\r | |
672 | if((fImpactParameterMin > gImpactParameter) || (fImpactParameterMax < gImpactParameter))\r | |
673 | return;\r | |
674 | }\r | |
675 | \r | |
676 | AliGenEventHeader *header = mcEvent->GenEventHeader();\r | |
677 | if(!header) return;\r | |
678 | \r | |
679 | TArrayF gVertexArray;\r | |
680 | header->PrimaryVertex(gVertexArray);\r | |
681 | //Printf("Vertex: %lf (x) - %lf (y) - %lf (z)",\r | |
682 | //gVertexArray.At(0),\r | |
683 | //gVertexArray.At(1),\r | |
684 | //gVertexArray.At(2));\r | |
685 | fHistEventStats->Fill(3); //events with a proper vertex\r | |
686 | if(TMath::Abs(gVertexArray.At(0)) < fVxMax) {\r | |
687 | if(TMath::Abs(gVertexArray.At(1)) < fVyMax) {\r | |
688 | if(TMath::Abs(gVertexArray.At(2)) < fVzMax) {\r | |
689 | fHistEventStats->Fill(4); //analayzed events\r | |
690 | fHistVx->Fill(gVertexArray.At(0));\r | |
691 | fHistVy->Fill(gVertexArray.At(1));\r | |
692 | fHistVz->Fill(gVertexArray.At(2));\r | |
693 | \r | |
694 | Printf("There are %d tracks in this event", mcEvent->GetNumberOfPrimaries());\r | |
695 | for (Int_t iTracks = 0; iTracks < mcEvent->GetNumberOfPrimaries(); iTracks++) {\r | |
696 | AliMCParticle* track = dynamic_cast<AliMCParticle *>(mcEvent->GetTrack(iTracks));\r | |
697 | if (!track) {\r | |
698 | Printf("ERROR: Could not receive particle %d", iTracks);\r | |
699 | continue;\r | |
700 | }\r | |
701 | \r | |
702 | if( track->Pt() < fPtMin || track->Pt() > fPtMax) \r | |
703 | continue;\r | |
704 | if( track->Eta() < fEtaMin || track->Eta() > fEtaMax) \r | |
705 | continue;\r | |
706 | \r | |
707 | array->Add(track);\r | |
708 | \r | |
709 | // fill charge vector\r | |
710 | chargeVector.push_back(track->Charge());\r | |
711 | if(fRunShuffling) {\r | |
712 | chargeVectorShuffle.push_back(track->Charge());\r | |
713 | }\r | |
714 | } //track loop\r | |
715 | }//Vz cut\r | |
716 | }//Vy cut\r | |
717 | }//Vx cut\r | |
3feee083 | 718 | }//MC analysis\r |
719 | \r | |
6e28a437 | 720 | if(fUseMultiplicity) \r |
721 | if((gNumberOfAcceptedTracks < fNumberOfAcceptedTracksMin)||(gNumberOfAcceptedTracks > fNumberOfAcceptedTracksMax))\r | |
722 | return;\r | |
723 | \r | |
10a747d2 | 724 | // calculate balance function\r |
32a4f715 | 725 | fBalance->CalculateBalance(array,chargeVector);\r |
1900bf4e | 726 | \r |
10a747d2 | 727 | if(fRunShuffling) {\r |
728 | // shuffle charges\r | |
729 | random_shuffle( chargeVectorShuffle.begin(), chargeVectorShuffle.end() );\r | |
730 | fShuffledBalance->CalculateBalance(array,chargeVectorShuffle);\r | |
731 | }\r | |
3feee083 | 732 | \r |
733 | delete array;\r | |
3feee083 | 734 | } \r |
735 | \r | |
736 | //________________________________________________________________________\r | |
737 | void AliAnalysisTaskBF::FinishTaskOutput(){\r | |
738 | //Printf("END BF");\r | |
739 | \r | |
3feee083 | 740 | if (!fBalance) {\r |
741 | Printf("ERROR: fBalance not available");\r | |
742 | return;\r | |
1900bf4e | 743 | } \r |
10a747d2 | 744 | if(fRunShuffling) {\r |
745 | if (!fShuffledBalance) {\r | |
746 | Printf("ERROR: fShuffledBalance not available");\r | |
747 | return;\r | |
748 | }\r | |
3feee083 | 749 | }\r |
3feee083 | 750 | \r |
3feee083 | 751 | }\r |
752 | \r | |
753 | //________________________________________________________________________\r | |
754 | void AliAnalysisTaskBF::Terminate(Option_t *) {\r | |
755 | // Draw result to the screen\r | |
756 | // Called once at the end of the query\r | |
757 | \r | |
758 | // not implemented ...\r | |
6432ac6a | 759 | \r |
3feee083 | 760 | }\r |