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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 | |
8 | #include "TH2D.h" \r | |
9 | #include "TH3D.h"\r | |
10 | #include "TArrayF.h"\r | |
11 | #include "TF1.h"\r | |
12 | #include "TRandom.h"\r | |
13 | \r | |
14 | #include "AliAnalysisTaskSE.h"\r | |
15 | #include "AliAnalysisManager.h"\r | |
16 | \r | |
17 | #include "AliESDVertex.h"\r | |
18 | #include "AliESDEvent.h"\r | |
19 | #include "AliESDInputHandler.h"\r | |
20 | #include "AliAODEvent.h"\r | |
21 | #include "AliAODTrack.h"\r | |
22 | #include "AliAODInputHandler.h"\r | |
23 | #include "AliGenEventHeader.h"\r | |
24 | #include "AliGenHijingEventHeader.h"\r | |
25 | #include "AliMCEventHandler.h"\r | |
26 | #include "AliMCEvent.h"\r | |
27 | #include "AliStack.h"\r | |
28 | #include "AliESDtrackCuts.h"\r | |
29 | #include "AliEventplane.h"\r | |
30 | #include "AliTHn.h" \r | |
31 | \r | |
32 | #include "AliEventPoolManager.h" \r | |
33 | \r | |
34 | #include "AliPID.h" \r | |
35 | #include "AliPIDResponse.h" \r | |
36 | #include "AliPIDCombined.h" \r | |
37 | \r | |
38 | #include "AliAnalysisTaskBFPsi.h"\r | |
39 | #include "AliBalancePsi.h"\r | |
40 | #include "AliAnalysisTaskTriggeredBF.h"\r | |
41 | \r | |
42 | \r | |
43 | // Analysis task for the BF vs Psi code\r | |
44 | // Authors: Panos.Christakoglou@nikhef.nl\r | |
45 | \r | |
46 | using std::cout;\r | |
47 | using std::endl;\r | |
48 | \r | |
49 | ClassImp(AliAnalysisTaskBFPsi)\r | |
50 | \r | |
51 | //________________________________________________________________________\r | |
52 | AliAnalysisTaskBFPsi::AliAnalysisTaskBFPsi(const char *name) \r | |
53 | : AliAnalysisTaskSE(name), \r | |
54 | fBalance(0),\r | |
55 | fRunShuffling(kFALSE),\r | |
56 | fShuffledBalance(0),\r | |
57 | fRunMixing(kFALSE),\r | |
58 | fMixingTracks(50000),\r | |
59 | fMixedBalance(0),\r | |
60 | fPoolMgr(0),\r | |
61 | fList(0),\r | |
62 | fListBF(0),\r | |
63 | fListBFS(0),\r | |
64 | fListBFM(0),\r | |
65 | fHistListPIDQA(0),\r | |
66 | fHistEventStats(0),\r | |
67 | fHistCentStats(0),\r | |
68 | fHistTriggerStats(0),\r | |
69 | fHistTrackStats(0),\r | |
70 | fHistVx(0),\r | |
71 | fHistVy(0),\r | |
72 | fHistVz(0),\r | |
73 | fHistEventPlane(0),\r | |
74 | fHistClus(0),\r | |
75 | fHistDCA(0),\r | |
76 | fHistChi2(0),\r | |
77 | fHistPt(0),\r | |
78 | fHistEta(0),\r | |
79 | fHistRapidity(0),\r | |
80 | fHistPhi(0),\r | |
81 | fHistPhiBefore(0),\r | |
82 | fHistPhiAfter(0),\r | |
83 | fHistPhiPos(0),\r | |
84 | fHistPhiNeg(0),\r | |
85 | fHistV0M(0),\r | |
86 | fHistRefTracks(0),\r | |
87 | fHistdEdxVsPTPCbeforePID(NULL),\r | |
88 | fHistBetavsPTOFbeforePID(NULL), \r | |
89 | fHistProbTPCvsPtbeforePID(NULL), \r | |
90 | fHistProbTOFvsPtbeforePID(NULL), \r | |
91 | fHistProbTPCTOFvsPtbeforePID(NULL),\r | |
92 | fHistNSigmaTPCvsPtbeforePID(NULL), \r | |
93 | fHistNSigmaTOFvsPtbeforePID(NULL), \r | |
94 | fHistdEdxVsPTPCafterPID(NULL),\r | |
95 | fHistBetavsPTOFafterPID(NULL), \r | |
96 | fHistProbTPCvsPtafterPID(NULL), \r | |
97 | fHistProbTOFvsPtafterPID(NULL), \r | |
98 | fHistProbTPCTOFvsPtafterPID(NULL),\r | |
99 | fHistNSigmaTPCvsPtafterPID(NULL), \r | |
100 | fHistNSigmaTOFvsPtafterPID(NULL), \r | |
101 | fPIDResponse(0x0),\r | |
102 | fPIDCombined(0x0),\r | |
103 | fParticleOfInterest(kPion),\r | |
104 | fPidDetectorConfig(kTPCTOF),\r | |
105 | fUsePID(kFALSE),\r | |
106 | fUsePIDnSigma(kTRUE),\r | |
107 | fUsePIDPropabilities(kFALSE), \r | |
108 | fPIDNSigma(3.),\r | |
109 | fMinAcceptedPIDProbability(0.8),\r | |
110 | fESDtrackCuts(0),\r | |
111 | fCentralityEstimator("V0M"),\r | |
112 | fUseCentrality(kFALSE),\r | |
113 | fCentralityPercentileMin(0.), \r | |
114 | fCentralityPercentileMax(5.),\r | |
115 | fImpactParameterMin(0.),\r | |
116 | fImpactParameterMax(20.),\r | |
117 | fUseMultiplicity(kFALSE),\r | |
118 | fNumberOfAcceptedTracksMin(0),\r | |
119 | fNumberOfAcceptedTracksMax(10000),\r | |
120 | fHistNumberOfAcceptedTracks(0),\r | |
121 | fUseOfflineTrigger(kFALSE),\r | |
122 | fVxMax(0.3),\r | |
123 | fVyMax(0.3),\r | |
124 | fVzMax(10.),\r | |
125 | nAODtrackCutBit(128),\r | |
126 | fPtMin(0.3),\r | |
127 | fPtMax(1.5),\r | |
128 | fEtaMin(-0.8),\r | |
129 | fEtaMax(-0.8),\r | |
130 | fDCAxyCut(-1),\r | |
131 | fDCAzCut(-1),\r | |
132 | fTPCchi2Cut(-1),\r | |
133 | fNClustersTPCCut(-1),\r | |
134 | fAcceptanceParameterization(0),\r | |
135 | fDifferentialV2(0),\r | |
136 | fUseFlowAfterBurner(kFALSE),\r | |
137 | fExcludeResonancesInMC(kFALSE),\r | |
138 | fUseMCPdgCode(kFALSE),\r | |
139 | fPDGCodeToBeAnalyzed(-1) {\r | |
140 | // Constructor\r | |
141 | // Define input and output slots here\r | |
142 | // Input slot #0 works with a TChain\r | |
143 | DefineInput(0, TChain::Class());\r | |
144 | // Output slot #0 writes into a TH1 container\r | |
145 | DefineOutput(1, TList::Class());\r | |
146 | DefineOutput(2, TList::Class());\r | |
147 | DefineOutput(3, TList::Class());\r | |
148 | DefineOutput(4, TList::Class());\r | |
149 | DefineOutput(5, TList::Class());\r | |
150 | }\r | |
151 | \r | |
152 | //________________________________________________________________________\r | |
153 | AliAnalysisTaskBFPsi::~AliAnalysisTaskBFPsi() {\r | |
154 | \r | |
155 | // delete fBalance; \r | |
156 | // delete fShuffledBalance; \r | |
157 | // delete fList;\r | |
158 | // delete fListBF; \r | |
159 | // delete fListBFS;\r | |
160 | \r | |
161 | // delete fHistEventStats; \r | |
162 | // delete fHistTrackStats; \r | |
163 | // delete fHistVx; \r | |
164 | // delete fHistVy; \r | |
165 | // delete fHistVz; \r | |
166 | \r | |
167 | // delete fHistClus;\r | |
168 | // delete fHistDCA;\r | |
169 | // delete fHistChi2;\r | |
170 | // delete fHistPt;\r | |
171 | // delete fHistEta;\r | |
172 | // delete fHistPhi;\r | |
173 | // delete fHistV0M;\r | |
174 | }\r | |
175 | \r | |
176 | //________________________________________________________________________\r | |
177 | void AliAnalysisTaskBFPsi::UserCreateOutputObjects() {\r | |
178 | // Create histograms\r | |
179 | // Called once\r | |
180 | if(!fBalance) {\r | |
181 | fBalance = new AliBalancePsi();\r | |
182 | fBalance->SetAnalysisLevel("ESD");\r | |
183 | //fBalance->SetNumberOfBins(-1,16);\r | |
184 | //fBalance->SetInterval(-1,-0.8,0.8,16,0.,1.6,15.);\r | |
185 | }\r | |
186 | if(fRunShuffling) {\r | |
187 | if(!fShuffledBalance) {\r | |
188 | fShuffledBalance = new AliBalancePsi();\r | |
189 | fShuffledBalance->SetAnalysisLevel("ESD");\r | |
190 | //fShuffledBalance->SetNumberOfBins(-1,16);\r | |
191 | //fShuffledBalance->SetInterval(-1,-0.8,0.8,16,0.,1.6,15.);\r | |
192 | }\r | |
193 | }\r | |
194 | if(fRunMixing) {\r | |
195 | if(!fMixedBalance) {\r | |
196 | fMixedBalance = new AliBalancePsi();\r | |
197 | fMixedBalance->SetAnalysisLevel("ESD");\r | |
198 | }\r | |
199 | }\r | |
200 | \r | |
201 | //QA list\r | |
202 | fList = new TList();\r | |
203 | fList->SetName("listQA");\r | |
204 | fList->SetOwner();\r | |
205 | \r | |
206 | //Balance Function list\r | |
207 | fListBF = new TList();\r | |
208 | fListBF->SetName("listBF");\r | |
209 | fListBF->SetOwner();\r | |
210 | \r | |
211 | if(fRunShuffling) {\r | |
212 | fListBFS = new TList();\r | |
213 | fListBFS->SetName("listBFShuffled");\r | |
214 | fListBFS->SetOwner();\r | |
215 | }\r | |
216 | \r | |
217 | if(fRunMixing) {\r | |
218 | fListBFM = new TList();\r | |
219 | fListBFM->SetName("listTriggeredBFMixed");\r | |
220 | fListBFM->SetOwner();\r | |
221 | }\r | |
222 | \r | |
223 | //PID QA list\r | |
224 | if(fUsePID) {\r | |
225 | fHistListPIDQA = new TList();\r | |
226 | fHistListPIDQA->SetName("listQAPID");\r | |
227 | fHistListPIDQA->SetOwner();\r | |
228 | }\r | |
229 | \r | |
230 | //Event stats.\r | |
231 | TString gCutName[5] = {"Total","Offline trigger",\r | |
232 | "Vertex","Analyzed","sel. Centrality"};\r | |
233 | fHistEventStats = new TH2F("fHistEventStats",\r | |
234 | "Event statistics;;Centrality percentile;N_{events}",\r | |
235 | 5,0.5,5.5,220,-5,105);\r | |
236 | for(Int_t i = 1; i <= 5; i++)\r | |
237 | fHistEventStats->GetXaxis()->SetBinLabel(i,gCutName[i-1].Data());\r | |
238 | fList->Add(fHistEventStats);\r | |
239 | \r | |
240 | TString gCentName[9] = {"V0M","FMD","TRK","TKL","CL0","CL1","V0MvsFMD","TKLvsV0M","ZEMvsZDC"};\r | |
241 | fHistCentStats = new TH2F("fHistCentStats",\r | |
242 | "Centrality statistics;;Cent percentile",\r | |
243 | 9,-0.5,8.5,220,-5,105);\r | |
244 | for(Int_t i = 1; i <= 9; i++)\r | |
245 | fHistCentStats->GetXaxis()->SetBinLabel(i,gCentName[i-1].Data());\r | |
246 | fList->Add(fHistCentStats);\r | |
247 | \r | |
248 | fHistTriggerStats = new TH1F("fHistTriggerStats","Trigger statistics;TriggerBit;N_{events}",130,0,130);\r | |
249 | fList->Add(fHistTriggerStats);\r | |
250 | \r | |
251 | fHistTrackStats = new TH1F("fHistTrackStats","Event statistics;TrackFilterBit;N_{events}",130,0,130);\r | |
252 | fList->Add(fHistTrackStats);\r | |
253 | \r | |
254 | fHistNumberOfAcceptedTracks = new TH2F("fHistNumberOfAcceptedTracks",";N_{acc.};Centrality percentile;Entries",4001,-0.5,4000.5,220,-5,105);\r | |
255 | fList->Add(fHistNumberOfAcceptedTracks);\r | |
256 | \r | |
257 | // Vertex distributions\r | |
258 | fHistVx = new TH1F("fHistVx","Primary vertex distribution - x coordinate;V_{x} (cm);Entries",100,-0.5,0.5);\r | |
259 | fList->Add(fHistVx);\r | |
260 | fHistVy = new TH1F("fHistVy","Primary vertex distribution - y coordinate;V_{y} (cm);Entries",100,-0.5,0.5);\r | |
261 | fList->Add(fHistVy);\r | |
262 | fHistVz = new TH2F("fHistVz","Primary vertex distribution - z coordinate;V_{z} (cm);Centrality percentile;Entries",100,-20.,20.,220,-5,105);\r | |
263 | fList->Add(fHistVz);\r | |
264 | \r | |
265 | //Event plane\r | |
266 | fHistEventPlane = new TH2F("fHistEventPlane",";#Psi_{2} [deg.];Centrality percentile;Counts",100,0,360.,220,-5,105);\r | |
267 | fList->Add(fHistEventPlane);\r | |
268 | \r | |
269 | // QA histograms\r | |
270 | fHistClus = new TH2F("fHistClus","# Cluster (TPC vs. ITS)",10,0,10,200,0,200);\r | |
271 | fList->Add(fHistClus);\r | |
272 | fHistChi2 = new TH2F("fHistChi2","Chi2/NDF distribution;#chi^{2}/ndf;Centrality percentile",200,0,10,220,-5,105);\r | |
273 | fList->Add(fHistChi2);\r | |
274 | fHistDCA = new TH2F("fHistDCA","DCA (xy vs. z)",400,-5,5,400,-5,5); \r | |
275 | fList->Add(fHistDCA);\r | |
276 | fHistPt = new TH2F("fHistPt","p_{T} distribution;p_{T} (GeV/c);Centrality percentile",200,0,10,220,-5,105);\r | |
277 | fList->Add(fHistPt);\r | |
278 | fHistEta = new TH2F("fHistEta","#eta distribution;#eta;Centrality percentile",200,-2,2,220,-5,105);\r | |
279 | fList->Add(fHistEta);\r | |
280 | fHistRapidity = new TH2F("fHistRapidity","y distribution;y;Centrality percentile",200,-2,2,220,-5,105);\r | |
281 | fList->Add(fHistRapidity);\r | |
282 | fHistPhi = new TH2F("fHistPhi","#phi distribution;#phi;Centrality percentile",200,-20,380,220,-5,105);\r | |
283 | fList->Add(fHistPhi);\r | |
284 | fHistPhiBefore = new TH2F("fHistPhiBefore","#phi distribution;#phi;Centrality percentile",200,0.,2*TMath::Pi(),220,-5,105);\r | |
285 | fList->Add(fHistPhiBefore);\r | |
286 | fHistPhiAfter = new TH2F("fHistPhiAfter","#phi distribution;#phi;Centrality percentile",200,0.,2*TMath::Pi(),220,-5,105);\r | |
287 | fList->Add(fHistPhiAfter);\r | |
288 | fHistPhiPos = new TH2F("fHistPhiPos","#phi distribution for positive particles;#phi;Centrality percentile",200,-20,380,220,-5,105);\r | |
289 | fList->Add(fHistPhiPos);\r | |
290 | fHistPhiNeg = new TH2F("fHistPhiNeg","#phi distribution for negative particles;#phi;Centrality percentile",200,-20,380,220,-5,105);\r | |
291 | fList->Add(fHistPhiNeg);\r | |
292 | fHistV0M = new TH2F("fHistV0M","V0 Multiplicity C vs. A",500, 0, 20000, 500, 0, 20000);\r | |
293 | fList->Add(fHistV0M);\r | |
294 | TString gRefTrackName[6] = {"tracks","tracksPos","tracksNeg","tracksTPConly","clusITS0","clusITS1"};\r | |
295 | fHistRefTracks = new TH2F("fHistRefTracks","Nr of Ref tracks/event vs. ref track estimator;;Nr of tracks",6, 0, 6, 400, 0, 20000);\r | |
296 | for(Int_t i = 1; i <= 6; i++)\r | |
297 | fHistRefTracks->GetXaxis()->SetBinLabel(i,gRefTrackName[i-1].Data());\r | |
298 | fList->Add(fHistRefTracks);\r | |
299 | \r | |
300 | // Balance function histograms\r | |
301 | // Initialize histograms if not done yet\r | |
302 | if(!fBalance->GetHistNp()){\r | |
303 | AliWarning("Histograms not yet initialized! --> Will be done now");\r | |
304 | AliWarning("--> Add 'gBalance->InitHistograms()' in your configBalanceFunction");\r | |
305 | fBalance->InitHistograms();\r | |
306 | }\r | |
307 | \r | |
308 | if(fRunShuffling) {\r | |
309 | if(!fShuffledBalance->GetHistNp()) {\r | |
310 | AliWarning("Histograms (shuffling) not yet initialized! --> Will be done now");\r | |
311 | AliWarning("--> Add 'gBalance->InitHistograms()' in your configBalanceFunction");\r | |
312 | fShuffledBalance->InitHistograms();\r | |
313 | }\r | |
314 | }\r | |
315 | \r | |
316 | //for(Int_t a = 0; a < ANALYSIS_TYPES; a++){\r | |
317 | fListBF->Add(fBalance->GetHistNp());\r | |
318 | fListBF->Add(fBalance->GetHistNn());\r | |
319 | fListBF->Add(fBalance->GetHistNpn());\r | |
320 | fListBF->Add(fBalance->GetHistNnn());\r | |
321 | fListBF->Add(fBalance->GetHistNpp());\r | |
322 | fListBF->Add(fBalance->GetHistNnp());\r | |
323 | \r | |
324 | if(fRunShuffling) {\r | |
325 | fListBFS->Add(fShuffledBalance->GetHistNp());\r | |
326 | fListBFS->Add(fShuffledBalance->GetHistNn());\r | |
327 | fListBFS->Add(fShuffledBalance->GetHistNpn());\r | |
328 | fListBFS->Add(fShuffledBalance->GetHistNnn());\r | |
329 | fListBFS->Add(fShuffledBalance->GetHistNpp());\r | |
330 | fListBFS->Add(fShuffledBalance->GetHistNnp());\r | |
331 | } \r | |
332 | \r | |
333 | if(fRunMixing) {\r | |
334 | fListBFM->Add(fMixedBalance->GetHistNp());\r | |
335 | fListBFM->Add(fMixedBalance->GetHistNn());\r | |
336 | fListBFM->Add(fMixedBalance->GetHistNpn());\r | |
337 | fListBFM->Add(fMixedBalance->GetHistNnn());\r | |
338 | fListBFM->Add(fMixedBalance->GetHistNpp());\r | |
339 | fListBFM->Add(fMixedBalance->GetHistNnp());\r | |
340 | } \r | |
341 | //}\r | |
342 | \r | |
343 | \r | |
344 | // Event Mixing\r | |
345 | Int_t trackDepth = fMixingTracks; \r | |
346 | Int_t poolsize = 1000; // Maximum number of events, ignored in the present implemented of AliEventPoolManager\r | |
347 | \r | |
348 | Double_t centralityBins[] = {0.,1.,2.,3.,4.,5.,6.,7.,8.,9.,10.,15.,20.,25.,30.,35.,40.,45.,50.,55.,60.,65.,70.,75.,80.,90.,100.}; // SHOULD BE DEDUCED FROM CREATED ALITHN!!!\r | |
349 | Double_t* centbins = centralityBins;\r | |
350 | Int_t nCentralityBins = sizeof(centralityBins) / sizeof(Double_t) - 1;\r | |
351 | \r | |
352 | // bins for second buffer are shifted by 100 cm\r | |
353 | Double_t vertexBins[] = {-10., -7., -5., -3., -1., 1., 3., 5., 7., 10.}; // SHOULD BE DEDUCED FROM CREATED ALITHN!!!\r | |
354 | Double_t* vtxbins = vertexBins;\r | |
355 | Int_t nVertexBins = sizeof(vertexBins) / sizeof(Double_t) - 1;\r | |
356 | \r | |
357 | fPoolMgr = new AliEventPoolManager(poolsize, trackDepth, nCentralityBins, centbins, nVertexBins, vtxbins);\r | |
358 | \r | |
359 | if(fESDtrackCuts) fList->Add(fESDtrackCuts);\r | |
360 | \r | |
361 | //====================PID========================//\r | |
362 | if(fUsePID) {\r | |
363 | fPIDCombined = new AliPIDCombined();\r | |
364 | fPIDCombined->SetDefaultTPCPriors();\r | |
365 | \r | |
366 | fHistdEdxVsPTPCbeforePID = new TH2D ("dEdxVsPTPCbefore","dEdxVsPTPCbefore", 1000, -10.0, 10.0, 1000, 0, 1000); \r | |
367 | fHistListPIDQA->Add(fHistdEdxVsPTPCbeforePID); //addition \r | |
368 | \r | |
369 | fHistBetavsPTOFbeforePID = new TH2D ("BetavsPTOFbefore","BetavsPTOFbefore", 1000, -10.0, 10., 1000, 0, 1.2); \r | |
370 | fHistListPIDQA->Add(fHistBetavsPTOFbeforePID); //addition\r | |
371 | \r | |
372 | fHistProbTPCvsPtbeforePID = new TH2D ("ProbTPCvsPtbefore","ProbTPCvsPtbefore", 1000, -10.0,10.0, 1000, 0, 2.0); \r | |
373 | fHistListPIDQA->Add(fHistProbTPCvsPtbeforePID); //addition \r | |
374 | \r | |
375 | fHistProbTOFvsPtbeforePID = new TH2D ("ProbTOFvsPtbefore","ProbTOFvsPtbefore", 1000, -50, 50, 1000, 0, 2.0); \r | |
376 | fHistListPIDQA->Add(fHistProbTOFvsPtbeforePID); //addition \r | |
377 | \r | |
378 | fHistProbTPCTOFvsPtbeforePID =new TH2D ("ProbTPCTOFvsPtbefore","ProbTPCTOFvsPtbefore", 1000, -50, 50, 1000, 0, 2.0); \r | |
379 | fHistListPIDQA->Add(fHistProbTPCTOFvsPtbeforePID); //addition \r | |
380 | \r | |
381 | fHistNSigmaTPCvsPtbeforePID = new TH2D ("NSigmaTPCvsPtbefore","NSigmaTPCvsPtbefore", 1000, -10, 10, 1000, 0, 500); \r | |
382 | fHistListPIDQA->Add(fHistNSigmaTPCvsPtbeforePID); //addition \r | |
383 | \r | |
384 | fHistNSigmaTOFvsPtbeforePID = new TH2D ("NSigmaTOFvsPtbefore","NSigmaTOFvsPtbefore", 1000, -10, 10, 1000, 0, 500); \r | |
385 | fHistListPIDQA->Add(fHistNSigmaTOFvsPtbeforePID); //addition \r | |
386 | \r | |
387 | fHistdEdxVsPTPCafterPID = new TH2D ("dEdxVsPTPCafter","dEdxVsPTPCafter", 1000, -10, 10, 1000, 0, 1000); \r | |
388 | fHistListPIDQA->Add(fHistdEdxVsPTPCafterPID); //addition \r | |
389 | \r | |
390 | fHistBetavsPTOFafterPID = new TH2D ("BetavsPTOFafter","BetavsPTOFafter", 1000, -10, 10, 1000, 0, 1.2); \r | |
391 | fHistListPIDQA->Add(fHistBetavsPTOFafterPID); //addition \r | |
392 | \r | |
393 | fHistProbTPCvsPtafterPID = new TH2D ("ProbTPCvsPtafter","ProbTPCvsPtafter", 1000, -10, 10, 1000, 0, 2); \r | |
394 | fHistListPIDQA->Add(fHistProbTPCvsPtafterPID); //addition \r | |
395 | \r | |
396 | fHistProbTOFvsPtafterPID = new TH2D ("ProbTOFvsPtafter","ProbTOFvsPtafter", 1000, -10, 10, 1000, 0, 2); \r | |
397 | fHistListPIDQA->Add(fHistProbTOFvsPtafterPID); //addition \r | |
398 | \r | |
399 | fHistProbTPCTOFvsPtafterPID =new TH2D ("ProbTPCTOFvsPtafter","ProbTPCTOFvsPtafter", 1000, -50, 50, 1000, 0, 2.0); \r | |
400 | fHistListPIDQA->Add(fHistProbTPCTOFvsPtafterPID); //addition \r | |
401 | \r | |
402 | fHistNSigmaTPCvsPtafterPID = new TH2D ("NSigmaTPCvsPtafter","NSigmaTPCvsPtafter", 1000, -10, 10, 1000, 0, 500); \r | |
403 | fHistListPIDQA->Add(fHistNSigmaTPCvsPtafterPID); //addition \r | |
404 | \r | |
405 | fHistNSigmaTOFvsPtafterPID = new TH2D ("NSigmaTOFvsPtafter","NSigmaTOFvsPtafter", 1000, -10, 10, 1000, 0, 500); \r | |
406 | fHistListPIDQA->Add(fHistNSigmaTOFvsPtafterPID); //addition \r | |
407 | }\r | |
408 | //====================PID========================//\r | |
409 | \r | |
410 | // Post output data.\r | |
411 | PostData(1, fList);\r | |
412 | PostData(2, fListBF);\r | |
413 | if(fRunShuffling) PostData(3, fListBFS);\r | |
414 | if(fRunMixing) PostData(4, fListBFM);\r | |
415 | if(fUsePID) PostData(5, fHistListPIDQA); //PID\r | |
416 | }\r | |
417 | \r | |
418 | //________________________________________________________________________\r | |
419 | void AliAnalysisTaskBFPsi::UserExec(Option_t *) {\r | |
420 | // Main loop\r | |
421 | // Called for each event\r | |
422 | \r | |
423 | TString gAnalysisLevel = fBalance->GetAnalysisLevel();\r | |
424 | Int_t gNumberOfAcceptedTracks = 0;\r | |
425 | Double_t fCentrality = -1.;\r | |
426 | Double_t gReactionPlane = -1.; \r | |
427 | \r | |
428 | // get the event (for generator level: MCEvent())\r | |
429 | AliVEvent* eventMain = NULL;\r | |
430 | if(gAnalysisLevel == "MC") {\r | |
431 | eventMain = dynamic_cast<AliVEvent*>(MCEvent()); \r | |
432 | }\r | |
433 | else{\r | |
434 | eventMain = dynamic_cast<AliVEvent*>(InputEvent()); \r | |
435 | \r | |
436 | }\r | |
437 | if(!eventMain) {\r | |
438 | AliError("eventMain not available");\r | |
439 | return;\r | |
440 | }\r | |
441 | \r | |
442 | // PID Response task active?\r | |
443 | if(fUsePID) {\r | |
444 | fPIDResponse = ((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->GetPIDResponse();\r | |
445 | if (!fPIDResponse) AliFatal("This Task needs the PID response attached to the inputHandler");\r | |
446 | }\r | |
447 | \r | |
448 | // check event cuts and fill event histograms\r | |
449 | if((fCentrality = IsEventAccepted(eventMain)) < 0){\r | |
450 | return;\r | |
451 | }\r | |
452 | \r | |
453 | // get the reaction plane\r | |
454 | gReactionPlane = GetEventPlane(eventMain);\r | |
455 | fHistEventPlane->Fill(gReactionPlane,fCentrality);\r | |
456 | if(gReactionPlane < 0){\r | |
457 | return;\r | |
458 | }\r | |
459 | \r | |
460 | // get the accepted tracks in main event\r | |
461 | TObjArray *tracksMain = GetAcceptedTracks(eventMain,fCentrality,gReactionPlane);\r | |
462 | gNumberOfAcceptedTracks = tracksMain->GetEntriesFast();\r | |
463 | \r | |
464 | //multiplicity cut (used in pp)\r | |
465 | fHistNumberOfAcceptedTracks->Fill(gNumberOfAcceptedTracks,fCentrality);\r | |
466 | if(fUseMultiplicity) {\r | |
467 | if((gNumberOfAcceptedTracks < fNumberOfAcceptedTracksMin)||(gNumberOfAcceptedTracks > fNumberOfAcceptedTracksMax))\r | |
468 | return;\r | |
469 | }\r | |
470 | \r | |
471 | // store charges of all accepted tracks, shuffle and reassign (two extra loops!)\r | |
472 | TObjArray* tracksShuffled = NULL;\r | |
473 | if(fRunShuffling){\r | |
474 | tracksShuffled = GetShuffledTracks(tracksMain);\r | |
475 | }\r | |
476 | \r | |
477 | // Event mixing \r | |
478 | if (fRunMixing)\r | |
479 | {\r | |
480 | // 1. First get an event pool corresponding in mult (cent) and\r | |
481 | // zvertex to the current event. Once initialized, the pool\r | |
482 | // should contain nMix (reduced) events. This routine does not\r | |
483 | // pre-scan the chain. The first several events of every chain\r | |
484 | // will be skipped until the needed pools are filled to the\r | |
485 | // specified depth. If the pool categories are not too rare, this\r | |
486 | // should not be a problem. If they are rare, you could lose`\r | |
487 | // statistics.\r | |
488 | \r | |
489 | // 2. Collect the whole pool's content of tracks into one TObjArray\r | |
490 | // (bgTracks), which is effectively a single background super-event.\r | |
491 | \r | |
492 | // 3. The reduced and bgTracks arrays must both be passed into\r | |
493 | // FillCorrelations(). Also nMix should be passed in, so a weight\r | |
494 | // of 1./nMix can be applied.\r | |
495 | \r | |
496 | AliEventPool* pool = fPoolMgr->GetEventPool(fCentrality, eventMain->GetPrimaryVertex()->GetZ());\r | |
497 | \r | |
498 | if (!pool){\r | |
499 | AliFatal(Form("No pool found for centrality = %f, zVtx = %f", fCentrality, eventMain->GetPrimaryVertex()->GetZ()));\r | |
500 | }\r | |
501 | else{\r | |
502 | \r | |
503 | //pool->SetDebug(1);\r | |
504 | \r | |
505 | if (pool->IsReady() || pool->NTracksInPool() > fMixingTracks / 10 || pool->GetCurrentNEvents() >= 5){ \r | |
506 | \r | |
507 | \r | |
508 | Int_t nMix = pool->GetCurrentNEvents();\r | |
509 | //cout << "nMix = " << nMix << " tracks in pool = " << pool->NTracksInPool() << endl;\r | |
510 | \r | |
511 | //((TH1F*) fListOfHistos->FindObject("eventStat"))->Fill(2);\r | |
512 | //((TH2F*) fListOfHistos->FindObject("mixedDist"))->Fill(centrality, pool->NTracksInPool());\r | |
513 | //if (pool->IsReady())\r | |
514 | //((TH1F*) fListOfHistos->FindObject("eventStat"))->Fill(3);\r | |
515 | \r | |
516 | // Fill mixed-event histos here \r | |
517 | for (Int_t jMix=0; jMix<nMix; jMix++) \r | |
518 | {\r | |
519 | TObjArray* tracksMixed = pool->GetEvent(jMix);\r | |
520 | fMixedBalance->CalculateBalance(gReactionPlane,tracksMain,tracksMixed); \r | |
521 | }\r | |
522 | }\r | |
523 | \r | |
524 | // Update the Event pool\r | |
525 | pool->UpdatePool(tracksMain);\r | |
526 | //pool->PrintInfo();\r | |
527 | \r | |
528 | }//pool NULL check \r | |
529 | }//run mixing\r | |
530 | \r | |
531 | // calculate balance function\r | |
532 | fBalance->CalculateBalance(gReactionPlane,tracksMain,NULL);\r | |
533 | \r | |
534 | // calculate shuffled balance function\r | |
535 | if(fRunShuffling && tracksShuffled != NULL) {\r | |
536 | fShuffledBalance->CalculateBalance(gReactionPlane,tracksShuffled,NULL);\r | |
537 | }\r | |
538 | } \r | |
539 | \r | |
540 | //________________________________________________________________________\r | |
541 | Double_t AliAnalysisTaskBFPsi::IsEventAccepted(AliVEvent *event){\r | |
542 | // Checks the Event cuts\r | |
543 | // Fills Event statistics histograms\r | |
544 | \r | |
545 | Bool_t isSelectedMain = kTRUE;\r | |
546 | Float_t fCentrality = -1.;\r | |
547 | TString gAnalysisLevel = fBalance->GetAnalysisLevel();\r | |
548 | \r | |
549 | fHistEventStats->Fill(1,fCentrality); //all events\r | |
550 | \r | |
551 | // Event trigger bits\r | |
552 | fHistTriggerStats->Fill(((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected());\r | |
553 | if(fUseOfflineTrigger)\r | |
554 | isSelectedMain = ((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected();\r | |
555 | \r | |
556 | if(isSelectedMain) {\r | |
557 | fHistEventStats->Fill(2,fCentrality); //triggered events\r | |
558 | \r | |
559 | //Centrality stuff \r | |
560 | if(fUseCentrality) {\r | |
561 | if(gAnalysisLevel == "AOD") { //centrality in AOD header\r | |
562 | AliAODHeader *header = (AliAODHeader*) event->GetHeader();\r | |
563 | if(header){\r | |
564 | fCentrality = header->GetCentralityP()->GetCentralityPercentile(fCentralityEstimator.Data());\r | |
565 | \r | |
566 | // QA for centrality estimators\r | |
567 | fHistCentStats->Fill(0.,header->GetCentralityP()->GetCentralityPercentile("V0M"));\r | |
568 | fHistCentStats->Fill(1.,header->GetCentralityP()->GetCentralityPercentile("FMD"));\r | |
569 | fHistCentStats->Fill(2.,header->GetCentralityP()->GetCentralityPercentile("TRK"));\r | |
570 | fHistCentStats->Fill(3.,header->GetCentralityP()->GetCentralityPercentile("TKL"));\r | |
571 | fHistCentStats->Fill(4.,header->GetCentralityP()->GetCentralityPercentile("CL0"));\r | |
572 | fHistCentStats->Fill(5.,header->GetCentralityP()->GetCentralityPercentile("CL1"));\r | |
573 | fHistCentStats->Fill(6.,header->GetCentralityP()->GetCentralityPercentile("V0MvsFMD"));\r | |
574 | fHistCentStats->Fill(7.,header->GetCentralityP()->GetCentralityPercentile("TKLvsV0M"));\r | |
575 | fHistCentStats->Fill(8.,header->GetCentralityP()->GetCentralityPercentile("ZEMvsZDC"));\r | |
576 | \r | |
577 | // centrality QA (V0M)\r | |
578 | fHistV0M->Fill(event->GetVZEROData()->GetMTotV0A(), event->GetVZEROData()->GetMTotV0C());\r | |
579 | \r | |
580 | // centrality QA (reference tracks)\r | |
581 | fHistRefTracks->Fill(0.,header->GetRefMultiplicity());\r | |
582 | fHistRefTracks->Fill(1.,header->GetRefMultiplicityPos());\r | |
583 | fHistRefTracks->Fill(2.,header->GetRefMultiplicityNeg());\r | |
584 | fHistRefTracks->Fill(3.,header->GetTPConlyRefMultiplicity());\r | |
585 | fHistRefTracks->Fill(4.,header->GetNumberOfITSClusters(0));\r | |
586 | fHistRefTracks->Fill(5.,header->GetNumberOfITSClusters(1));\r | |
587 | fHistRefTracks->Fill(6.,header->GetNumberOfITSClusters(2));\r | |
588 | fHistRefTracks->Fill(7.,header->GetNumberOfITSClusters(3));\r | |
589 | fHistRefTracks->Fill(8.,header->GetNumberOfITSClusters(4));\r | |
590 | }//AOD header\r | |
591 | }//AOD\r | |
592 | \r | |
593 | else if(gAnalysisLevel == "ESD" || gAnalysisLevel == "MCESD"){ // centrality class for ESDs or MC-ESDs\r | |
594 | AliCentrality *centrality = event->GetCentrality();\r | |
595 | fCentrality = centrality->GetCentralityPercentile(fCentralityEstimator.Data());\r | |
596 | \r | |
597 | // QA for centrality estimators\r | |
598 | fHistCentStats->Fill(0.,centrality->GetCentralityPercentile("V0M"));\r | |
599 | fHistCentStats->Fill(1.,centrality->GetCentralityPercentile("FMD"));\r | |
600 | fHistCentStats->Fill(2.,centrality->GetCentralityPercentile("TRK"));\r | |
601 | fHistCentStats->Fill(3.,centrality->GetCentralityPercentile("TKL"));\r | |
602 | fHistCentStats->Fill(4.,centrality->GetCentralityPercentile("CL0"));\r | |
603 | fHistCentStats->Fill(5.,centrality->GetCentralityPercentile("CL1"));\r | |
604 | fHistCentStats->Fill(6.,centrality->GetCentralityPercentile("V0MvsFMD"));\r | |
605 | fHistCentStats->Fill(7.,centrality->GetCentralityPercentile("TKLvsV0M"));\r | |
606 | fHistCentStats->Fill(8.,centrality->GetCentralityPercentile("ZEMvsZDC"));\r | |
607 | \r | |
608 | // centrality QA (V0M)\r | |
609 | fHistV0M->Fill(event->GetVZEROData()->GetMTotV0A(), event->GetVZEROData()->GetMTotV0C());\r | |
610 | }//ESD\r | |
611 | else if(gAnalysisLevel == "MC"){\r | |
612 | Double_t gImpactParameter = 0.;\r | |
613 | AliGenHijingEventHeader* headerH = dynamic_cast<AliGenHijingEventHeader*>(dynamic_cast<AliMCEvent*>(event)->GenEventHeader());\r | |
614 | if(headerH){\r | |
615 | gImpactParameter = headerH->ImpactParameter();\r | |
616 | fCentrality = gImpactParameter;\r | |
617 | }//MC header\r | |
618 | }//MC\r | |
619 | else{\r | |
620 | fCentrality = -1.;\r | |
621 | }\r | |
622 | }\r | |
623 | \r | |
624 | // Event Vertex MC\r | |
625 | if(gAnalysisLevel == "MC"){\r | |
626 | AliGenEventHeader *header = dynamic_cast<AliMCEvent*>(event)->GenEventHeader();\r | |
627 | if(header){ \r | |
628 | TArrayF gVertexArray;\r | |
629 | header->PrimaryVertex(gVertexArray);\r | |
630 | //Printf("Vertex: %lf (x) - %lf (y) - %lf (z)",\r | |
631 | //gVertexArray.At(0),\r | |
632 | //gVertexArray.At(1),\r | |
633 | //gVertexArray.At(2));\r | |
634 | fHistEventStats->Fill(3,fCentrality); //events with a proper vertex\r | |
635 | if(TMath::Abs(gVertexArray.At(0)) < fVxMax) {\r | |
636 | if(TMath::Abs(gVertexArray.At(1)) < fVyMax) {\r | |
637 | if(TMath::Abs(gVertexArray.At(2)) < fVzMax) {\r | |
638 | fHistEventStats->Fill(4,fCentrality); //analayzed events\r | |
639 | fHistVx->Fill(gVertexArray.At(0));\r | |
640 | fHistVy->Fill(gVertexArray.At(1));\r | |
641 | fHistVz->Fill(gVertexArray.At(2),fCentrality);\r | |
642 | \r | |
643 | // take only events inside centrality class\r | |
644 | if((fImpactParameterMin < fCentrality) && (fImpactParameterMax > fCentrality)){\r | |
645 | return fCentrality; \r | |
646 | }//centrality class\r | |
647 | }//Vz cut\r | |
648 | }//Vy cut\r | |
649 | }//Vx cut\r | |
650 | }//header \r | |
651 | }//MC\r | |
652 | \r | |
653 | // Event Vertex AOD, ESD, ESDMC\r | |
654 | else{\r | |
655 | const AliVVertex *vertex = event->GetPrimaryVertex();\r | |
656 | \r | |
657 | if(vertex) {\r | |
658 | Double32_t fCov[6];\r | |
659 | vertex->GetCovarianceMatrix(fCov);\r | |
660 | if(vertex->GetNContributors() > 0) {\r | |
661 | if(fCov[5] != 0) {\r | |
662 | fHistEventStats->Fill(3,fCentrality); //events with a proper vertex\r | |
663 | if(TMath::Abs(vertex->GetX()) < fVxMax) {\r | |
664 | if(TMath::Abs(vertex->GetY()) < fVyMax) {\r | |
665 | if(TMath::Abs(vertex->GetZ()) < fVzMax) {\r | |
666 | fHistEventStats->Fill(4,fCentrality); //analyzed events\r | |
667 | fHistVx->Fill(vertex->GetX());\r | |
668 | fHistVy->Fill(vertex->GetY());\r | |
669 | fHistVz->Fill(vertex->GetZ(),fCentrality);\r | |
670 | \r | |
671 | // take only events inside centrality class\r | |
672 | if((fCentrality > fCentralityPercentileMin) && (fCentrality < fCentralityPercentileMax)){\r | |
673 | fHistEventStats->Fill(5,fCentrality); //events with correct centrality\r | |
674 | return fCentrality; \r | |
675 | }//centrality class\r | |
676 | }//Vz cut\r | |
677 | }//Vy cut\r | |
678 | }//Vx cut\r | |
679 | }//proper vertex resolution\r | |
680 | }//proper number of contributors\r | |
681 | }//vertex object valid\r | |
682 | }//triggered event \r | |
683 | }//AOD,ESD,ESDMC\r | |
684 | \r | |
685 | // in all other cases return -1 (event not accepted)\r | |
686 | return -1;\r | |
687 | }\r | |
688 | \r | |
689 | //________________________________________________________________________\r | |
690 | Double_t AliAnalysisTaskBFPsi::GetEventPlane(AliVEvent *event){\r | |
691 | // Get the event plane\r | |
692 | \r | |
693 | TString gAnalysisLevel = fBalance->GetAnalysisLevel();\r | |
694 | \r | |
695 | Float_t gVZEROEventPlane = -10.;\r | |
696 | Float_t gReactionPlane = -10.;\r | |
697 | Double_t qxTot = 0.0, qyTot = 0.0;\r | |
698 | \r | |
699 | //MC: from reaction plane\r | |
700 | if(gAnalysisLevel == "MC"){\r | |
701 | \r | |
702 | AliGenHijingEventHeader* headerH = dynamic_cast<AliGenHijingEventHeader*>(dynamic_cast<AliMCEvent*>(event)->GenEventHeader());\r | |
703 | if (headerH) {\r | |
704 | gReactionPlane = headerH->ReactionPlaneAngle();\r | |
705 | gReactionPlane *= TMath::RadToDeg();\r | |
706 | }\r | |
707 | }//MC\r | |
708 | \r | |
709 | // AOD,ESD,ESDMC: from VZERO Event Plane\r | |
710 | else{ \r | |
711 | \r | |
712 | AliEventplane *ep = event->GetEventplane();\r | |
713 | if(ep){ \r | |
714 | gVZEROEventPlane = ep->CalculateVZEROEventPlane(event,10,2,qxTot,qyTot);\r | |
715 | if(gVZEROEventPlane < 0.) gVZEROEventPlane += TMath::Pi();\r | |
716 | gReactionPlane = gVZEROEventPlane*TMath::RadToDeg();\r | |
717 | }\r | |
718 | }//AOD,ESD,ESDMC\r | |
719 | \r | |
720 | return gReactionPlane;\r | |
721 | }\r | |
722 | \r | |
723 | //________________________________________________________________________\r | |
724 | TObjArray* AliAnalysisTaskBFPsi::GetAcceptedTracks(AliVEvent *event, Double_t fCentrality, Double_t gReactionPlane){\r | |
725 | // Returns TObjArray with tracks after all track cuts (only for AOD!)\r | |
726 | // Fills QA histograms\r | |
727 | \r | |
728 | TString gAnalysisLevel = fBalance->GetAnalysisLevel();\r | |
729 | \r | |
730 | //output TObjArray holding all good tracks\r | |
731 | TObjArray* tracksAccepted = new TObjArray;\r | |
732 | tracksAccepted->SetOwner(kTRUE);\r | |
733 | \r | |
734 | Double_t v_charge;\r | |
735 | Double_t v_eta;\r | |
736 | Double_t v_y;\r | |
737 | Double_t v_phi;\r | |
738 | Double_t v_pt;\r | |
739 | \r | |
740 | \r | |
741 | if(gAnalysisLevel == "AOD") { // handling of TPC only tracks different in AOD and ESD\r | |
742 | \r | |
743 | // Loop over tracks in event\r | |
744 | for (Int_t iTracks = 0; iTracks < event->GetNumberOfTracks(); iTracks++) {\r | |
745 | AliAODTrack* aodTrack = dynamic_cast<AliAODTrack *>(event->GetTrack(iTracks));\r | |
746 | if (!aodTrack) {\r | |
747 | AliError(Form("Could not receive track %d", iTracks));\r | |
748 | continue;\r | |
749 | }\r | |
750 | \r | |
751 | // AOD track cuts\r | |
752 | \r | |
753 | // For ESD Filter Information: ANALYSIS/macros/AddTaskESDfilter.C\r | |
754 | // take only TPC only tracks \r | |
755 | fHistTrackStats->Fill(aodTrack->GetFilterMap());\r | |
756 | if(!aodTrack->TestFilterBit(nAODtrackCutBit)) continue;\r | |
757 | \r | |
758 | v_charge = aodTrack->Charge();\r | |
759 | v_eta = aodTrack->Eta();\r | |
760 | v_y = aodTrack->Y();\r | |
761 | v_phi = aodTrack->Phi() * TMath::RadToDeg();\r | |
762 | v_pt = aodTrack->Pt();\r | |
763 | \r | |
764 | Float_t DCAxy = aodTrack->DCA(); // this is the DCA from global track (not exactly what is cut on)\r | |
765 | Float_t DCAz = aodTrack->ZAtDCA(); // this is the DCA from global track (not exactly what is cut on)\r | |
766 | \r | |
767 | \r | |
768 | // Kinematics cuts from ESD track cuts\r | |
769 | if( v_pt < fPtMin || v_pt > fPtMax) continue;\r | |
770 | if( v_eta < fEtaMin || v_eta > fEtaMax) continue;\r | |
771 | \r | |
772 | // Extra DCA cuts (for systematic studies [!= -1])\r | |
773 | if( fDCAxyCut != -1 && fDCAzCut != -1){\r | |
774 | if(TMath::Sqrt((DCAxy*DCAxy)/(fDCAxyCut*fDCAxyCut)+(DCAz*DCAz)/(fDCAzCut*fDCAzCut)) > 1 ){\r | |
775 | continue; // 2D cut\r | |
776 | }\r | |
777 | }\r | |
778 | \r | |
779 | // Extra TPC cuts (for systematic studies [!= -1])\r | |
780 | if( fTPCchi2Cut != -1 && aodTrack->Chi2perNDF() > fTPCchi2Cut){\r | |
781 | continue;\r | |
782 | }\r | |
783 | if( fNClustersTPCCut != -1 && aodTrack->GetTPCNcls() < fNClustersTPCCut){\r | |
784 | continue;\r | |
785 | }\r | |
786 | \r | |
787 | // fill QA histograms\r | |
788 | fHistClus->Fill(aodTrack->GetITSNcls(),aodTrack->GetTPCNcls());\r | |
789 | fHistDCA->Fill(DCAz,DCAxy);\r | |
790 | fHistChi2->Fill(aodTrack->Chi2perNDF(),fCentrality);\r | |
791 | fHistPt->Fill(v_pt,fCentrality);\r | |
792 | fHistEta->Fill(v_eta,fCentrality);\r | |
793 | fHistRapidity->Fill(v_y,fCentrality);\r | |
794 | if(v_charge > 0) fHistPhiPos->Fill(v_phi,fCentrality);\r | |
795 | else if(v_charge < 0) fHistPhiNeg->Fill(v_phi,fCentrality);\r | |
796 | fHistPhi->Fill(v_phi,fCentrality);\r | |
797 | \r | |
798 | // add the track to the TObjArray\r | |
799 | tracksAccepted->Add(new AliBFBasicParticle(v_eta, v_phi, v_pt, v_charge));\r | |
800 | }//track loop\r | |
801 | }// AOD analysis\r | |
802 | \r | |
803 | \r | |
804 | else if(gAnalysisLevel == "ESD" || gAnalysisLevel == "MCESD") { // handling of TPC only tracks different in AOD and ESD\r | |
805 | \r | |
806 | AliESDtrack *track_TPC = NULL;\r | |
807 | AliMCParticle *mcTrack = NULL;\r | |
808 | \r | |
809 | AliMCEvent* mcEvent = NULL;\r | |
810 | \r | |
811 | // for MC ESDs use also MC information\r | |
812 | if(gAnalysisLevel == "MCESD"){\r | |
813 | mcEvent = MCEvent(); \r | |
814 | if (!mcEvent) {\r | |
815 | AliError("mcEvent not available");\r | |
816 | return tracksAccepted;\r | |
817 | }\r | |
818 | }\r | |
819 | \r | |
820 | // Loop over tracks in event\r | |
821 | for (Int_t iTracks = 0; iTracks < event->GetNumberOfTracks(); iTracks++) {\r | |
822 | AliESDtrack* track = dynamic_cast<AliESDtrack *>(event->GetTrack(iTracks));\r | |
823 | if (!track) {\r | |
824 | AliError(Form("Could not receive track %d", iTracks));\r | |
825 | continue;\r | |
826 | } \r | |
827 | \r | |
828 | // for MC ESDs use also MC information --> MC track not used further???\r | |
829 | if(gAnalysisLevel == "MCESD"){\r | |
830 | Int_t label = TMath::Abs(track->GetLabel());\r | |
831 | if(label > mcEvent->GetNumberOfTracks()) continue;\r | |
832 | if(label > mcEvent->GetNumberOfPrimaries()) continue;\r | |
833 | \r | |
834 | mcTrack = dynamic_cast<AliMCParticle *>(mcEvent->GetTrack(label));\r | |
835 | if(!mcTrack) continue;\r | |
836 | }\r | |
837 | \r | |
838 | // take only TPC only tracks\r | |
839 | track_TPC = new AliESDtrack();\r | |
840 | if(!track->FillTPCOnlyTrack(*track_TPC)) continue;\r | |
841 | \r | |
842 | //ESD track cuts\r | |
843 | if(fESDtrackCuts) \r | |
844 | if(!fESDtrackCuts->AcceptTrack(track_TPC)) continue;\r | |
845 | \r | |
846 | // fill QA histograms\r | |
847 | Float_t b[2];\r | |
848 | Float_t bCov[3];\r | |
849 | track_TPC->GetImpactParameters(b,bCov);\r | |
850 | if (bCov[0]<=0 || bCov[2]<=0) {\r | |
851 | AliDebug(1, "Estimated b resolution lower or equal zero!");\r | |
852 | bCov[0]=0; bCov[2]=0;\r | |
853 | }\r | |
854 | \r | |
855 | Int_t nClustersTPC = -1;\r | |
856 | nClustersTPC = track_TPC->GetTPCNclsIter1(); // TPC standalone\r | |
857 | //nClustersTPC = track->GetTPCclusters(0); // global track\r | |
858 | Float_t chi2PerClusterTPC = -1;\r | |
859 | if (nClustersTPC!=0) {\r | |
860 | chi2PerClusterTPC = track_TPC->GetTPCchi2Iter1()/Float_t(nClustersTPC); // TPC standalone\r | |
861 | //chi2PerClusterTPC = track->GetTPCchi2()/Float_t(nClustersTPC); // global track\r | |
862 | }\r | |
863 | \r | |
864 | //===========================PID===============================// \r | |
865 | if(fUsePID) {\r | |
866 | Double_t prob[AliPID::kSPECIES]={0.};\r | |
867 | Double_t probTPC[AliPID::kSPECIES]={0.};\r | |
868 | Double_t probTOF[AliPID::kSPECIES]={0.};\r | |
869 | Double_t probTPCTOF[AliPID::kSPECIES]={0.};\r | |
870 | \r | |
871 | Double_t nSigma = 0.;\r | |
872 | UInt_t detUsedTPC = 0;\r | |
873 | UInt_t detUsedTOF = 0;\r | |
874 | UInt_t detUsedTPCTOF = 0;\r | |
875 | \r | |
876 | //Decide what detector configuration we want to use\r | |
877 | switch(fPidDetectorConfig) {\r | |
878 | case kTPCpid:\r | |
879 | fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC);\r | |
880 | nSigma = TMath::Abs(fPIDResponse->NumberOfSigmasTPC(track,(AliPID::EParticleType)fParticleOfInterest));\r | |
881 | detUsedTPC = fPIDCombined->ComputeProbabilities(track, fPIDResponse, probTPC);\r | |
882 | for(Int_t iSpecies = 0; iSpecies < AliPID::kSPECIES; iSpecies++)\r | |
883 | prob[iSpecies] = probTPC[iSpecies];\r | |
884 | break;\r | |
885 | case kTOFpid:\r | |
886 | fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTOF);\r | |
887 | nSigma = TMath::Abs(fPIDResponse->NumberOfSigmasTOF(track,(AliPID::EParticleType)fParticleOfInterest));\r | |
888 | detUsedTOF = fPIDCombined->ComputeProbabilities(track, fPIDResponse, probTOF);\r | |
889 | for(Int_t iSpecies = 0; iSpecies < AliPID::kSPECIES; iSpecies++)\r | |
890 | prob[iSpecies] = probTOF[iSpecies];\r | |
891 | break;\r | |
892 | case kTPCTOF:\r | |
893 | fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTOF|AliPIDResponse::kDetTPC);\r | |
894 | detUsedTPCTOF = fPIDCombined->ComputeProbabilities(track, fPIDResponse, probTPCTOF);\r | |
895 | for(Int_t iSpecies = 0; iSpecies < AliPID::kSPECIES; iSpecies++)\r | |
896 | prob[iSpecies] = probTPCTOF[iSpecies];\r | |
897 | break;\r | |
898 | default:\r | |
899 | break;\r | |
900 | }//end switch: define detector mask\r | |
901 | \r | |
902 | //Filling the PID QA\r | |
903 | Double_t tofTime = -999., length = 999., tof = -999.;\r | |
904 | Double_t c = TMath::C()*1.E-9;// m/ns\r | |
905 | Double_t beta = -999.;\r | |
906 | Double_t nSigmaTOFForParticleOfInterest = -999.;\r | |
907 | if ( (track->IsOn(AliESDtrack::kTOFin)) &&\r | |
908 | (track->IsOn(AliESDtrack::kTIME)) ) { \r | |
909 | tofTime = track->GetTOFsignal();//in ps\r | |
910 | length = track->GetIntegratedLength();\r | |
911 | tof = tofTime*1E-3; // ns \r | |
912 | \r | |
913 | if (tof <= 0) {\r | |
914 | //Printf("WARNING: track with negative TOF time found! Skipping this track for PID checks\n");\r | |
915 | continue;\r | |
916 | }\r | |
917 | if (length <= 0){\r | |
918 | //printf("WARNING: track with negative length found!Skipping this track for PID checks\n");\r | |
919 | continue;\r | |
920 | }\r | |
921 | \r | |
922 | length = length*0.01; // in meters\r | |
923 | tof = tof*c;\r | |
924 | beta = length/tof;\r | |
925 | \r | |
926 | nSigmaTOFForParticleOfInterest = fPIDResponse->NumberOfSigmasTOF(track,(AliPID::EParticleType)fParticleOfInterest);\r | |
927 | fHistBetavsPTOFbeforePID ->Fill(track->P()*track->Charge(),beta);\r | |
928 | fHistProbTOFvsPtbeforePID ->Fill(track->Pt(),probTOF[fParticleOfInterest]);\r | |
929 | fHistNSigmaTOFvsPtbeforePID ->Fill(track->Pt(),nSigmaTOFForParticleOfInterest);\r | |
930 | }//TOF signal \r | |
931 | \r | |
932 | \r | |
933 | Double_t nSigmaTPCForParticleOfInterest = fPIDResponse->NumberOfSigmasTPC(track,(AliPID::EParticleType)fParticleOfInterest);\r | |
934 | fHistdEdxVsPTPCbeforePID -> Fill(track->P()*track->Charge(),track->GetTPCsignal());\r | |
935 | fHistProbTPCvsPtbeforePID -> Fill(track->Pt(),probTPC[fParticleOfInterest]); \r | |
936 | fHistNSigmaTPCvsPtbeforePID -> Fill(track->Pt(),nSigmaTPCForParticleOfInterest); \r | |
937 | fHistProbTPCTOFvsPtbeforePID -> Fill(track->Pt(),probTPCTOF[fParticleOfInterest]);\r | |
938 | //end of QA-before pid\r | |
939 | \r | |
940 | if ((detUsedTPC != 0)||(detUsedTOF != 0)||(detUsedTPCTOF != 0)) {\r | |
941 | //Make the decision based on the n-sigma\r | |
942 | if(fUsePIDnSigma) {\r | |
943 | if(nSigma > fPIDNSigma) continue;}\r | |
944 | \r | |
945 | //Make the decision based on the bayesian\r | |
946 | else if(fUsePIDPropabilities) {\r | |
947 | if(fParticleOfInterest != TMath::LocMax(AliPID::kSPECIES,prob)) continue;\r | |
948 | if (prob[fParticleOfInterest] < fMinAcceptedPIDProbability) continue; \r | |
949 | }\r | |
950 | \r | |
951 | //Fill QA after the PID\r | |
952 | fHistBetavsPTOFafterPID ->Fill(track->P()*track->Charge(),beta);\r | |
953 | fHistProbTOFvsPtafterPID ->Fill(track->Pt(),probTOF[fParticleOfInterest]);\r | |
954 | fHistNSigmaTOFvsPtafterPID ->Fill(track->Pt(),nSigmaTOFForParticleOfInterest);\r | |
955 | \r | |
956 | fHistdEdxVsPTPCafterPID -> Fill(track->P()*track->Charge(),track->GetTPCsignal());\r | |
957 | fHistProbTPCvsPtafterPID -> Fill(track->Pt(),probTPC[fParticleOfInterest]); \r | |
958 | fHistProbTPCTOFvsPtafterPID -> Fill(track->Pt(),probTPCTOF[fParticleOfInterest]);\r | |
959 | fHistNSigmaTPCvsPtafterPID -> Fill(track->Pt(),nSigmaTPCForParticleOfInterest); \r | |
960 | }\r | |
961 | }\r | |
962 | //===========================PID===============================//\r | |
963 | v_charge = track_TPC->Charge();\r | |
964 | v_y = track_TPC->Y();\r | |
965 | v_eta = track_TPC->Eta();\r | |
966 | v_phi = track_TPC->Phi() * TMath::RadToDeg();\r | |
967 | v_pt = track_TPC->Pt();\r | |
968 | fHistClus->Fill(track_TPC->GetITSclusters(0),nClustersTPC);\r | |
969 | fHistDCA->Fill(b[1],b[0]);\r | |
970 | fHistChi2->Fill(chi2PerClusterTPC,fCentrality);\r | |
971 | fHistPt->Fill(v_pt,fCentrality);\r | |
972 | fHistEta->Fill(v_eta,fCentrality);\r | |
973 | fHistPhi->Fill(v_phi,fCentrality);\r | |
974 | fHistRapidity->Fill(v_y,fCentrality);\r | |
975 | if(v_charge > 0) fHistPhiPos->Fill(v_phi,fCentrality);\r | |
976 | else if(v_charge < 0) fHistPhiNeg->Fill(v_phi,fCentrality);\r | |
977 | \r | |
978 | // add the track to the TObjArray\r | |
979 | tracksAccepted->Add(new AliBFBasicParticle(v_eta, v_phi, v_pt, v_charge)); \r | |
980 | \r | |
981 | delete track_TPC;\r | |
982 | }//track loop\r | |
983 | }// ESD analysis\r | |
984 | \r | |
985 | else if(gAnalysisLevel = "MC"){\r | |
986 | \r | |
987 | // Loop over tracks in event\r | |
988 | for (Int_t iTracks = 0; iTracks < dynamic_cast<AliMCEvent*>(event)->GetNumberOfPrimaries(); iTracks++) {\r | |
989 | AliMCParticle* track = dynamic_cast<AliMCParticle *>(event->GetTrack(iTracks));\r | |
990 | if (!track) {\r | |
991 | AliError(Form("Could not receive particle %d", iTracks));\r | |
992 | continue;\r | |
993 | }\r | |
994 | \r | |
995 | //exclude non stable particles\r | |
996 | if(!(dynamic_cast<AliMCEvent*>(event)->IsPhysicalPrimary(iTracks))) continue;\r | |
997 | \r | |
998 | v_eta = track->Eta();\r | |
999 | v_pt = track->Pt();\r | |
1000 | v_y = track->Y();\r | |
1001 | \r | |
1002 | if( v_pt < fPtMin || v_pt > fPtMax) \r | |
1003 | continue;\r | |
1004 | if (!fUsePID) {\r | |
1005 | if( v_eta < fEtaMin || v_eta > fEtaMax) continue;\r | |
1006 | }\r | |
1007 | else if (fUsePID){\r | |
1008 | if( v_y < fEtaMin || v_y > fEtaMax) continue;\r | |
1009 | }\r | |
1010 | \r | |
1011 | //analyze one set of particles\r | |
1012 | if(fUseMCPdgCode) {\r | |
1013 | TParticle *particle = track->Particle();\r | |
1014 | if(!particle) continue;\r | |
1015 | \r | |
1016 | Int_t gPdgCode = particle->GetPdgCode();\r | |
1017 | if(TMath::Abs(fPDGCodeToBeAnalyzed) != TMath::Abs(gPdgCode)) \r | |
1018 | continue;\r | |
1019 | }\r | |
1020 | \r | |
1021 | //Use the acceptance parameterization\r | |
1022 | if(fAcceptanceParameterization) {\r | |
1023 | Double_t gRandomNumber = gRandom->Rndm();\r | |
1024 | if(gRandomNumber > fAcceptanceParameterization->Eval(track->Pt())) \r | |
1025 | continue;\r | |
1026 | }\r | |
1027 | \r | |
1028 | //Exclude resonances\r | |
1029 | if(fExcludeResonancesInMC) {\r | |
1030 | TParticle *particle = track->Particle();\r | |
1031 | if(!particle) continue;\r | |
1032 | \r | |
1033 | Bool_t kExcludeParticle = kFALSE;\r | |
1034 | Int_t gMotherIndex = particle->GetFirstMother();\r | |
1035 | if(gMotherIndex != -1) {\r | |
1036 | AliMCParticle* motherTrack = dynamic_cast<AliMCParticle *>(event->GetTrack(gMotherIndex));\r | |
1037 | if(motherTrack) {\r | |
1038 | TParticle *motherParticle = motherTrack->Particle();\r | |
1039 | if(motherParticle) {\r | |
1040 | Int_t pdgCodeOfMother = motherParticle->GetPdgCode();\r | |
1041 | //if((pdgCodeOfMother == 113)||(pdgCodeOfMother == 213)||(pdgCodeOfMother == 221)||(pdgCodeOfMother == 223)||(pdgCodeOfMother == 331)||(pdgCodeOfMother == 333)) {\r | |
1042 | if(pdgCodeOfMother == 113) {\r | |
1043 | kExcludeParticle = kTRUE;\r | |
1044 | }\r | |
1045 | }\r | |
1046 | }\r | |
1047 | }\r | |
1048 | \r | |
1049 | //Exclude from the analysis decay products of rho0, rho+, eta, eta' and phi\r | |
1050 | if(kExcludeParticle) continue;\r | |
1051 | }\r | |
1052 | \r | |
1053 | v_charge = track->Charge();\r | |
1054 | v_phi = track->Phi();\r | |
1055 | //Printf("phi (before): %lf",v_phi);\r | |
1056 | \r | |
1057 | fHistPt->Fill(v_pt,fCentrality);\r | |
1058 | fHistEta->Fill(v_eta,fCentrality);\r | |
1059 | fHistPhi->Fill(v_phi*TMath::RadToDeg(),fCentrality);\r | |
1060 | fHistRapidity->Fill(v_y,fCentrality);\r | |
1061 | if(v_charge > 0) fHistPhiPos->Fill(v_phi*TMath::RadToDeg(),fCentrality);\r | |
1062 | else if(v_charge < 0) fHistPhiNeg->Fill(v_phi*TMath::RadToDeg(),fCentrality);\r | |
1063 | \r | |
1064 | //Flow after burner\r | |
1065 | if(fUseFlowAfterBurner) {\r | |
1066 | Double_t precisionPhi = 0.001;\r | |
1067 | Int_t maxNumberOfIterations = 100;\r | |
1068 | \r | |
1069 | Double_t phi0 = v_phi;\r | |
1070 | Double_t gV2 = fDifferentialV2->Eval(v_pt);\r | |
1071 | \r | |
1072 | for (Int_t j = 0; j < maxNumberOfIterations; j++) {\r | |
1073 | Double_t phiprev = v_phi;\r | |
1074 | Double_t fl = v_phi - phi0 + gV2*TMath::Sin(2.*(v_phi - gReactionPlane));\r | |
1075 | Double_t fp = 1.0 + 2.0*gV2*TMath::Cos(2.*(v_phi - gReactionPlane)); \r | |
1076 | v_phi -= fl/fp;\r | |
1077 | if (TMath::AreEqualAbs(phiprev,v_phi,precisionPhi)) break;\r | |
1078 | }\r | |
1079 | //Printf("phi (after): %lf\n",v_phi);\r | |
1080 | Double_t v_DeltaphiBefore = phi0 - gReactionPlane;\r | |
1081 | if(v_DeltaphiBefore < 0) v_DeltaphiBefore += 2*TMath::Pi();\r | |
1082 | fHistPhiBefore->Fill(v_DeltaphiBefore,fCentrality);\r | |
1083 | \r | |
1084 | Double_t v_DeltaphiAfter = v_phi - gReactionPlane;\r | |
1085 | if(v_DeltaphiAfter < 0) v_DeltaphiAfter += 2*TMath::Pi();\r | |
1086 | fHistPhiAfter->Fill(v_DeltaphiAfter,fCentrality);\r | |
1087 | }\r | |
1088 | \r | |
1089 | v_phi *= TMath::RadToDeg();\r | |
1090 | \r | |
1091 | tracksAccepted->Add(new AliBFBasicParticle(v_eta, v_phi, v_pt, v_charge));\r | |
1092 | \r | |
1093 | } //track loop\r | |
1094 | }//MC\r | |
1095 | \r | |
1096 | return tracksAccepted; \r | |
1097 | }\r | |
1098 | //________________________________________________________________________\r | |
1099 | TObjArray* AliAnalysisTaskBFPsi::GetShuffledTracks(TObjArray *tracks){\r | |
1100 | // Clones TObjArray and returns it with tracks after shuffling the charges\r | |
1101 | \r | |
1102 | TObjArray* tracksShuffled = new TObjArray;\r | |
1103 | tracksShuffled->SetOwner(kTRUE);\r | |
1104 | \r | |
1105 | vector<Short_t> *chargeVector = new vector<Short_t>; //original charge of accepted tracks \r | |
1106 | \r | |
1107 | for (Int_t i=0; i<tracks->GetEntriesFast(); i++)\r | |
1108 | {\r | |
1109 | AliVParticle* track = (AliVParticle*) tracks->At(i);\r | |
1110 | chargeVector->push_back(track->Charge());\r | |
1111 | } \r | |
1112 | \r | |
1113 | random_shuffle(chargeVector->begin(), chargeVector->end());\r | |
1114 | \r | |
1115 | for(Int_t i = 0; i < tracks->GetEntriesFast(); i++){\r | |
1116 | AliVParticle* track = (AliVParticle*) tracks->At(i);\r | |
1117 | tracksShuffled->Add(new AliBFBasicParticle(track->Eta(), track->Phi(), track->Pt(),chargeVector->at(i)));\r | |
1118 | }\r | |
1119 | \r | |
1120 | delete chargeVector;\r | |
1121 | \r | |
1122 | return tracksShuffled;\r | |
1123 | }\r | |
1124 | \r | |
1125 | \r | |
1126 | //________________________________________________________________________\r | |
1127 | void AliAnalysisTaskBFPsi::FinishTaskOutput(){\r | |
1128 | //Printf("END BF");\r | |
1129 | \r | |
1130 | if (!fBalance) {\r | |
1131 | AliError("fBalance not available");\r | |
1132 | return;\r | |
1133 | } \r | |
1134 | if(fRunShuffling) {\r | |
1135 | if (!fShuffledBalance) {\r | |
1136 | AliError("fShuffledBalance not available");\r | |
1137 | return;\r | |
1138 | }\r | |
1139 | }\r | |
1140 | \r | |
1141 | }\r | |
1142 | \r | |
1143 | //________________________________________________________________________\r | |
1144 | void AliAnalysisTaskBFPsi::Terminate(Option_t *) {\r | |
1145 | // Draw result to the screen\r | |
1146 | // Called once at the end of the query\r | |
1147 | \r | |
1148 | // not implemented ...\r | |
1149 | \r | |
1150 | }\r |