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43093cfa | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | //************************************************************************* | |
19 | // Class AliAnalysisTaskSEDvsMultiplicity | |
20 | // AliAnalysisTaskSE for the D meson vs. multiplcity analysis | |
21 | // Authors: Renu Bala, Zaida Conesa del Valle, Francesco Prino | |
22 | ///////////////////////////////////////////////////////////// | |
23 | ||
24 | #include <TClonesArray.h> | |
25 | #include <TCanvas.h> | |
26 | #include <TList.h> | |
27 | #include <TString.h> | |
28 | #include <TDatabasePDG.h> | |
29 | #include <TH1F.h> | |
30 | #include <TH2F.h> | |
31 | #include <TH3F.h> | |
32 | #include <THnSparse.h> | |
33 | #include <TProfile.h> | |
34 | #include "AliAnalysisManager.h" | |
35 | #include "AliRDHFCuts.h" | |
36 | #include "AliRDHFCutsDplustoKpipi.h" | |
37 | #include "AliRDHFCutsDStartoKpipi.h" | |
38 | #include "AliRDHFCutsD0toKpi.h" | |
39 | #include "AliAODHandler.h" | |
40 | #include "AliAODEvent.h" | |
41 | #include "AliAODVertex.h" | |
42 | #include "AliAODTrack.h" | |
43 | #include "AliAODRecoDecayHF.h" | |
44 | #include "AliAODRecoCascadeHF.h" | |
45 | #include "AliAnalysisVertexingHF.h" | |
46 | #include "AliAnalysisTaskSE.h" | |
47 | #include "AliAnalysisTaskSEDvsMultiplicity.h" | |
48 | #include "AliNormalizationCounter.h" | |
49 | #include "AliVertexingHFUtils.h" | |
50 | ClassImp(AliAnalysisTaskSEDvsMultiplicity) | |
51 | ||
52 | ||
53 | //________________________________________________________________________ | |
54 | AliAnalysisTaskSEDvsMultiplicity::AliAnalysisTaskSEDvsMultiplicity(): | |
55 | AliAnalysisTaskSE(), | |
56 | fOutput(0), | |
57 | fListCuts(0), | |
58 | fOutputCounters(0), | |
59 | fHistNEvents(0), | |
c1a78ad6 | 60 | fHistNtrEta16vsNtrEta1(0), |
61 | fHistNtrCorrEta1vsNtrRawEta1(0), | |
62 | fHistNtrVsZvtx(0), | |
63 | fHistNtrCorrVsZvtx(0), | |
64 | fHistNtrCorrEvSel(0), | |
65 | fHistNtrCorrEvWithCand(0), | |
66 | fHistNtrCorrEvWithD(0), | |
43093cfa | 67 | fPtVsMassVsMult(0), |
68 | fPtVsMassVsMultNoPid(0), | |
69 | fPtVsMassVsMultUncorr(0), | |
70 | fPtVsMassVsMultPart(0), | |
71 | fPtVsMassVsMultAntiPart(0), | |
72 | fUpmasslimit(1.965), | |
73 | fLowmasslimit(1.765), | |
7826c36d | 74 | fNMassBins(200), |
43093cfa | 75 | fRDCutsAnalysis(0), |
76 | fCounter(0), | |
77 | fCounterU(0), | |
78 | fDoImpPar(kFALSE), | |
79 | fNImpParBins(400), | |
80 | fLowerImpPar(-2000.), | |
81 | fHigherImpPar(2000.), | |
82 | fReadMC(kFALSE), | |
83 | fMCOption(0), | |
84 | fUseBit(kTRUE), | |
85 | fRefMult(9.5), | |
86 | fPdgMeson(411) | |
87 | { | |
88 | // Default constructor | |
89 | for(Int_t i=0; i<5; i++) fHistMassPtImpPar[i]=0; | |
90 | for(Int_t i=0; i<4; i++) fMultEstimatorAvg[i]=0; | |
91 | } | |
92 | ||
93 | //________________________________________________________________________ | |
7826c36d | 94 | AliAnalysisTaskSEDvsMultiplicity::AliAnalysisTaskSEDvsMultiplicity(const char *name, Int_t pdgMeson,AliRDHFCuts *cuts): |
43093cfa | 95 | AliAnalysisTaskSE(name), |
96 | fOutput(0), | |
97 | fListCuts(0), | |
98 | fOutputCounters(0), | |
99 | fHistNEvents(0), | |
c1a78ad6 | 100 | fHistNtrEta16vsNtrEta1(0), |
101 | fHistNtrCorrEta1vsNtrRawEta1(0), | |
102 | fHistNtrVsZvtx(0), | |
103 | fHistNtrCorrVsZvtx(0), | |
104 | fHistNtrCorrEvSel(0), | |
105 | fHistNtrCorrEvWithCand(0), | |
106 | fHistNtrCorrEvWithD(0), | |
43093cfa | 107 | fPtVsMassVsMult(0), |
108 | fPtVsMassVsMultNoPid(0), | |
109 | fPtVsMassVsMultUncorr(0), | |
110 | fPtVsMassVsMultPart(0), | |
111 | fPtVsMassVsMultAntiPart(0), | |
112 | fUpmasslimit(1.965), | |
113 | fLowmasslimit(1.765), | |
7826c36d | 114 | fNMassBins(200), |
43093cfa | 115 | fRDCutsAnalysis(cuts), |
116 | fCounter(0), | |
117 | fCounterU(0), | |
118 | fDoImpPar(kFALSE), | |
119 | fNImpParBins(400), | |
120 | fLowerImpPar(-2000.), | |
121 | fHigherImpPar(2000.), | |
122 | fReadMC(kFALSE), | |
123 | fMCOption(0), | |
124 | fUseBit(kTRUE), | |
125 | fRefMult(9.5), | |
7826c36d | 126 | fPdgMeson(pdgMeson) |
43093cfa | 127 | { |
128 | // | |
129 | // Standard constructor | |
130 | // | |
131 | for(Int_t i=0; i<5; i++) fHistMassPtImpPar[i]=0; | |
132 | for(Int_t i=0; i<4; i++) fMultEstimatorAvg[i]=0; | |
7826c36d | 133 | if(fPdgMeson==413){ |
134 | fNMassBins=200; // FIXME | |
135 | SetMassLimits(0.,0.2); // FIXME | |
136 | }else{ | |
137 | fNMassBins=200; | |
138 | SetMassLimits(fPdgMeson,0.1); | |
139 | } | |
43093cfa | 140 | // Default constructor |
141 | // Output slot #1 writes into a TList container | |
142 | DefineOutput(1,TList::Class()); //My private output | |
143 | // Output slot #2 writes cut to private output | |
144 | DefineOutput(2,TList::Class()); | |
145 | // Output slot #3 writes cut to private output | |
7826c36d | 146 | DefineOutput(3,TList::Class()); |
147 | } | |
43093cfa | 148 | //________________________________________________________________________ |
149 | AliAnalysisTaskSEDvsMultiplicity::~AliAnalysisTaskSEDvsMultiplicity() | |
150 | { | |
151 | // | |
152 | // Destructor | |
153 | // | |
154 | delete fOutput; | |
155 | delete fHistNEvents; | |
156 | delete fListCuts; | |
157 | delete fRDCutsAnalysis; | |
158 | delete fCounter; | |
159 | delete fCounterU; | |
2d11aff8 | 160 | for(Int_t i=0; i<4; i++) delete fMultEstimatorAvg[i]; |
43093cfa | 161 | for(Int_t i=0; i<5; i++){ |
162 | delete fHistMassPtImpPar[i]; | |
163 | } | |
164 | } | |
165 | ||
166 | //_________________________________________________________________ | |
7826c36d | 167 | void AliAnalysisTaskSEDvsMultiplicity::SetMassLimits(Double_t lowlimit, Double_t uplimit){ |
43093cfa | 168 | // set invariant mass limits |
169 | if(uplimit>lowlimit){ | |
43093cfa | 170 | fUpmasslimit = lowlimit; |
171 | fLowmasslimit = uplimit; | |
7826c36d | 172 | }else{ |
173 | AliError("Wrong mass limits: upper value should be larger than lower one"); | |
43093cfa | 174 | } |
175 | } | |
7826c36d | 176 | //_________________________________________________________________ |
177 | void AliAnalysisTaskSEDvsMultiplicity::SetMassLimits(Int_t pdg, Double_t range){ | |
178 | // set invariant mass limits | |
179 | Double_t mass=TDatabasePDG::Instance()->GetParticle(TMath::Abs(pdg))->Mass(); | |
180 | SetMassLimits(mass-range,mass+range); | |
43093cfa | 181 | } |
182 | //________________________________________________________________________ | |
183 | void AliAnalysisTaskSEDvsMultiplicity::Init(){ | |
184 | // | |
185 | // Initialization | |
186 | // | |
187 | printf("AnalysisTaskSEDvsMultiplicity::Init() \n"); | |
188 | ||
189 | fListCuts=new TList(); | |
190 | ||
191 | if(fPdgMeson==411){ | |
192 | AliRDHFCutsDplustoKpipi* copycut=new AliRDHFCutsDplustoKpipi(*(static_cast<AliRDHFCutsDplustoKpipi*>(fRDCutsAnalysis))); | |
193 | copycut->SetName("AnalysisCutsDplus"); | |
194 | fListCuts->Add(copycut); | |
195 | }else if(fPdgMeson==421){ | |
196 | AliRDHFCutsD0toKpi* copycut=new AliRDHFCutsD0toKpi(*(static_cast<AliRDHFCutsD0toKpi*>(fRDCutsAnalysis))); | |
197 | copycut->SetName("AnalysisCutsDzero"); | |
198 | fListCuts->Add(copycut); | |
199 | }else if(fPdgMeson==413){ | |
200 | AliRDHFCutsDStartoKpipi* copycut=new AliRDHFCutsDStartoKpipi(*(static_cast<AliRDHFCutsDStartoKpipi*>(fRDCutsAnalysis))); | |
201 | copycut->SetName("AnalysisCutsDStar"); | |
202 | fListCuts->Add(copycut); | |
203 | } | |
204 | PostData(2,fListCuts); | |
205 | ||
206 | return; | |
207 | } | |
208 | ||
209 | //________________________________________________________________________ | |
210 | void AliAnalysisTaskSEDvsMultiplicity::UserCreateOutputObjects() | |
211 | { | |
212 | // Create the output container | |
213 | // | |
214 | if(fDebug > 1) printf("AnalysisTaskSEDvsMultiplicity::UserCreateOutputObjects() \n"); | |
215 | ||
216 | // Several histograms are more conveniently managed in a TList | |
217 | fOutput = new TList(); | |
218 | fOutput->SetOwner(); | |
219 | fOutput->SetName("OutputHistos"); | |
220 | ||
c1a78ad6 | 221 | fHistNtrCorrEvSel = new TH1F("hNtrCorrEvSel","Tracklets multiplicity for selected events; Tracklets ; Entries",200,0.,200.); |
222 | fHistNtrCorrEvWithCand = new TH1F("hNtrCorrEvWithCand", "Tracklets multiplicity for events with D candidates; Tracklets ; Entries",200,0.,200.);// Total multiplicity | |
223 | fHistNtrCorrEvWithD = new TH1F("hNtrCorrEvWithD", "Tracklets multiplicity for events with D in mass region ; Tracklets ; Entries",200,0.,200.); // | |
224 | fHistNtrEta16vsNtrEta1 = new TH2F("hNtrEta16vsNtrEta1","Uncorrected Eta1.6 vs Eta1.0; Ntracklets #eta<1.0; Ntracklets #eta<1.6",200,-0.5,199.5,200,-0.5,199.5); //eta 1.6 vs eta 1.0 histogram | |
225 | fHistNtrCorrEta1vsNtrRawEta1 = new TH2F("hNtrCorrEta1vsNtrRawEta1","Corrected Eta1 vs Eta1.0; Ntracklets #eta<1.0 corrected; Ntracklets #eta<1",200,-0.,200.,200,-0.5,199.5); //eta 1.6 vs eta 1.0 histogram | |
226 | fHistNtrVsZvtx = new TH2F("hNtrVsZvtx","Ntracklet vs VtxZ; VtxZ;N_{tracklet};",300,-15,15,200,0,200.); // | |
227 | fHistNtrCorrVsZvtx = new TH2F("hNtrCorrVsZvtx","Ntracklet vs VtxZ; VtxZ;N_{tracklet};",300,-15,15,200,0,200.); // | |
43093cfa | 228 | |
229 | ||
c1a78ad6 | 230 | fHistNtrCorrEvSel->Sumw2(); |
231 | fHistNtrCorrEvWithCand->Sumw2(); | |
232 | fHistNtrCorrEvWithD->Sumw2(); | |
43093cfa | 233 | |
c1a78ad6 | 234 | fOutput->Add(fHistNtrCorrEvSel); |
235 | fOutput->Add(fHistNtrCorrEvWithCand); | |
236 | fOutput->Add(fHistNtrCorrEvWithD); | |
237 | fOutput->Add(fHistNtrEta16vsNtrEta1); | |
238 | fOutput->Add(fHistNtrCorrEta1vsNtrRawEta1); | |
239 | fOutput->Add(fHistNtrVsZvtx); | |
240 | fOutput->Add(fHistNtrCorrVsZvtx); | |
43093cfa | 241 | |
242 | ||
243 | fHistNEvents = new TH1F("fHistNEvents", "number of events ",11,-0.5,10.5); | |
244 | fHistNEvents->GetXaxis()->SetBinLabel(1,"nEvents total"); | |
245 | fHistNEvents->GetXaxis()->SetBinLabel(2,"nEvents with Z vertex"); | |
246 | fHistNEvents->GetXaxis()->SetBinLabel(3,"nEvents selected"); | |
247 | fHistNEvents->GetXaxis()->SetBinLabel(4,"Rejected due to trigger"); | |
248 | fHistNEvents->GetXaxis()->SetBinLabel(5,"Rejected due to phys sel"); | |
249 | fHistNEvents->GetXaxis()->SetBinLabel(6,"Rejected due to vertex cuts"); | |
250 | fHistNEvents->GetXaxis()->SetBinLabel(7,"Rejected due to pileup"); | |
251 | fHistNEvents->GetXaxis()->SetBinLabel(8,"Total no. of candidate"); | |
252 | fHistNEvents->GetXaxis()->SetBinLabel(9,"no. of cand wo bitmask"); | |
253 | fHistNEvents->GetXaxis()->SetBinLabel(10,"D after cuts (No PID)"); | |
254 | fHistNEvents->GetXaxis()->SetBinLabel(11,"D after cuts + PID)"); | |
255 | fHistNEvents->GetXaxis()->SetNdivisions(1,kFALSE); | |
256 | fHistNEvents->Sumw2(); | |
257 | fHistNEvents->SetMinimum(0); | |
258 | fOutput->Add(fHistNEvents); | |
259 | ||
7826c36d | 260 | fPtVsMassVsMult=new TH3F("hPtVsMassvsMult", "D candidates: p_{t} vs mass vs tracklets multiplicity; Tracklets; Mass M [GeV/c^{2}]; p_{t} [GeV/c]",200,0.,200.,fNMassBins,fLowmasslimit,fUpmasslimit,48,0.,24.); |
43093cfa | 261 | |
7826c36d | 262 | fPtVsMassVsMultNoPid=new TH3F("hPtVsMassvsMultNoPid", "D candidates: p_{t} vs mass vs tracklets multiplicity; Tracklets; Mass M [GeV/c^{2}]; p_{t} [GeV/c]",200,0.,200.,fNMassBins,fLowmasslimit,fUpmasslimit,48,0.,24.); |
43093cfa | 263 | |
7826c36d | 264 | fPtVsMassVsMultUncorr=new TH3F("hPtVsMassvsMultUncorr", "D candidates: p_{t} vs mass vs tracklets multiplicity; Tracklets; Mass M [GeV/c^{2}]; p_{t} [GeV/c]",200,-0.5,199.5,fNMassBins,fLowmasslimit,fUpmasslimit,48,0.,24.); |
43093cfa | 265 | |
7826c36d | 266 | fPtVsMassVsMultPart=new TH3F("hPtVsMassvsMultPart", "D candidates: p_{t} vs mass vs tracklets multiplicity; Tracklets; Mass M [GeV/c^{2}]; p_{t} [GeV/c]",200,0.,200.,fNMassBins,fLowmasslimit,fUpmasslimit,48,0.,24.); |
43093cfa | 267 | |
7826c36d | 268 | fPtVsMassVsMultAntiPart=new TH3F("hPtVsMassvsMultAntiPart", "D candidates: p_{t} vs mass vs tracklets multiplicity; Tracklets; Mass M [GeV/c^{2}]; p_{t} [GeV/c]",200,0.,200.,fNMassBins,fLowmasslimit,fUpmasslimit,48,0.,24.); |
43093cfa | 269 | |
270 | fOutput->Add(fPtVsMassVsMult); | |
271 | fOutput->Add(fPtVsMassVsMultUncorr); | |
272 | fOutput->Add(fPtVsMassVsMultNoPid); | |
273 | fOutput->Add(fPtVsMassVsMultPart); | |
274 | fOutput->Add(fPtVsMassVsMultAntiPart); | |
275 | ||
276 | if(fDoImpPar) CreateImpactParameterHistos(); | |
277 | ||
278 | fCounter = new AliNormalizationCounter("NormCounterCorrMult"); | |
279 | fCounter->SetStudyMultiplicity(kTRUE,1.); | |
280 | fCounter->Init(); | |
281 | ||
282 | fCounterU = new AliNormalizationCounter("NormCounterUnCorrMult"); | |
283 | fCounterU->SetStudyMultiplicity(kTRUE,1.); | |
284 | fCounterU->Init(); | |
285 | ||
286 | fOutputCounters = new TList(); | |
287 | fOutputCounters->SetOwner(); | |
288 | fOutputCounters->SetName("OutputCounters"); | |
289 | fOutputCounters->Add(fCounter); | |
290 | fOutputCounters->Add(fCounterU); | |
291 | ||
292 | PostData(1,fOutput); | |
293 | PostData(2,fListCuts); | |
294 | PostData(3,fOutputCounters); | |
295 | ||
296 | return; | |
297 | } | |
298 | ||
299 | ||
300 | ||
301 | //________________________________________________________________________ | |
302 | void AliAnalysisTaskSEDvsMultiplicity::UserExec(Option_t */*option*/) | |
303 | { | |
304 | // Execute analysis for current event: | |
305 | // heavy flavor candidates association to MC truth | |
306 | ||
43093cfa | 307 | AliAODEvent *aod = dynamic_cast<AliAODEvent*> (InputEvent()); |
308 | ||
309 | // AliAODTracklets* tracklets = aod->GetTracklets(); | |
310 | //Int_t ntracklets = tracklets->GetNumberOfTracklets(); | |
311 | ||
312 | ||
313 | TClonesArray *arrayCand = 0; | |
314 | TString arrayName=""; | |
315 | UInt_t pdgDau[3]; | |
316 | Int_t nDau=0; | |
317 | Int_t selbit=0; | |
318 | if(fPdgMeson==411){ | |
319 | arrayName="Charm3Prong"; | |
320 | pdgDau[0]=211; pdgDau[1]=321; pdgDau[2]=211; | |
321 | nDau=3; | |
322 | selbit=AliRDHFCuts::kDplusCuts; | |
323 | }else if(fPdgMeson==421){ | |
324 | arrayName="D0toKpi"; | |
325 | pdgDau[0]=211; pdgDau[1]=321; pdgDau[2]=0; | |
326 | nDau=2; | |
327 | selbit=AliRDHFCuts::kD0toKpiCuts; | |
328 | }else if(fPdgMeson==413){ | |
329 | arrayName="Dstar"; | |
330 | pdgDau[0]=321; pdgDau[1]=211; pdgDau[2]=211; | |
331 | nDau=3; | |
332 | selbit=AliRDHFCuts::kDstarCuts; | |
333 | } | |
6c8b22ea | 334 | |
43093cfa | 335 | if(!aod && AODEvent() && IsStandardAOD()) { |
336 | // In case there is an AOD handler writing a standard AOD, use the AOD | |
337 | // event in memory rather than the input (ESD) event. | |
338 | aod = dynamic_cast<AliAODEvent*> (AODEvent()); | |
339 | // in this case the braches in the deltaAOD (AliAOD.VertexingHF.root) | |
340 | // have to taken from the AOD event hold by the AliAODExtension | |
341 | AliAODHandler* aodHandler = (AliAODHandler*) | |
342 | ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler()); | |
343 | if(aodHandler->GetExtensions()) { | |
344 | AliAODExtension *ext = (AliAODExtension*)aodHandler->GetExtensions()->FindObject("AliAOD.VertexingHF.root"); | |
345 | AliAODEvent *aodFromExt = ext->GetAOD(); | |
346 | arrayCand=(TClonesArray*)aodFromExt->GetList()->FindObject(arrayName.Data()); | |
347 | } | |
348 | } else if(aod) { | |
349 | arrayCand=(TClonesArray*)aod->GetList()->FindObject(arrayName.Data()); | |
350 | } | |
43093cfa | 351 | |
352 | if(!aod || !arrayCand) { | |
353 | printf("AliAnalysisTaskSEDvsMultiplicity::UserExec: Charm3Prong branch not found!\n"); | |
354 | return; | |
355 | } | |
356 | ||
357 | ||
358 | ||
359 | // fix for temporary bug in ESDfilter | |
360 | // the AODs with null vertex pointer didn't pass the PhysSel | |
361 | if(!aod->GetPrimaryVertex()||TMath::Abs(aod->GetMagneticField())<0.001) return; | |
362 | ||
363 | Int_t countTreta1=AliVertexingHFUtils::GetNumberOfTrackletsInEtaRange(aod,-1.,1.); | |
364 | Int_t countTr=AliVertexingHFUtils::GetNumberOfTrackletsInEtaRange(aod,-1.6,1.6); | |
365 | ||
366 | fCounterU->StoreEvent(aod,fRDCutsAnalysis,fReadMC,countTreta1); | |
367 | fHistNEvents->Fill(0); // count event | |
368 | ||
43093cfa | 369 | Double_t countTreta1corr=countTreta1; |
f1c9cf1c | 370 | AliAODVertex *vtx1 = (AliAODVertex*)aod->GetPrimaryVertex(); |
371 | if(vtx1){ | |
372 | if(vtx1->GetNContributors()>0){ | |
373 | fHistNEvents->Fill(1); | |
374 | TProfile* estimatorAvg = GetEstimatorHistogram(aod); | |
375 | if(estimatorAvg){ | |
376 | countTreta1corr=AliVertexingHFUtils::GetCorrectedNtracklets(estimatorAvg,countTreta1,vtx1->GetZ(),fRefMult); | |
377 | } | |
43093cfa | 378 | } |
379 | } | |
380 | ||
c1a78ad6 | 381 | fCounter->StoreEvent(aod,fRDCutsAnalysis,fReadMC,(Int_t)countTreta1corr); |
43093cfa | 382 | |
383 | Bool_t isEvSel=fRDCutsAnalysis->IsEventSelected(aod); | |
384 | ||
385 | if(fRDCutsAnalysis->GetWhyRejection()==5) fHistNEvents->Fill(3); | |
386 | if(fRDCutsAnalysis->GetWhyRejection()==7) fHistNEvents->Fill(4); | |
c1a78ad6 | 387 | if(fRDCutsAnalysis->GetWhyRejection()==6) fHistNEvents->Fill(5); |
388 | if(fRDCutsAnalysis->GetWhyRejection()==1) fHistNEvents->Fill(6); | |
43093cfa | 389 | |
43093cfa | 390 | |
c1a78ad6 | 391 | if(!isEvSel)return; |
392 | fHistNtrEta16vsNtrEta1->Fill(countTreta1,countTr); | |
393 | fHistNtrCorrEta1vsNtrRawEta1->Fill(countTreta1,countTreta1corr); | |
394 | if(vtx1){ | |
395 | fHistNtrVsZvtx->Fill(vtx1->GetZ(),countTreta1); | |
396 | fHistNtrCorrVsZvtx->Fill(vtx1->GetZ(),countTreta1corr); | |
397 | } | |
398 | ||
43093cfa | 399 | TClonesArray *arrayMC=0; |
400 | AliAODMCHeader *mcHeader=0; | |
401 | ||
402 | // load MC particles | |
403 | if(fReadMC){ | |
404 | ||
405 | arrayMC = (TClonesArray*)aod->GetList()->FindObject(AliAODMCParticle::StdBranchName()); | |
406 | if(!arrayMC) { | |
407 | printf("AliAnalysisTaskSEDvsMultiplicity::UserExec: MC particles branch not found!\n"); | |
408 | return; | |
409 | } | |
410 | // load MC header | |
411 | mcHeader = (AliAODMCHeader*)aod->GetList()->FindObject(AliAODMCHeader::StdBranchName()); | |
412 | if(!mcHeader) { | |
413 | printf("AliAnalysisTaskSEDvsMultiplicity::UserExec: MC header branch not found!\n"); | |
414 | return; | |
415 | } | |
416 | } | |
417 | ||
418 | Int_t nCand = arrayCand->GetEntriesFast(); | |
d2cdcb07 | 419 | Int_t nSelectedNoPID=0,nSelectedPID=0,nSelectedInMassPeak=0; |
420 | Double_t mD0PDG = TDatabasePDG::Instance()->GetParticle(421)->Mass(); | |
421 | Double_t mDplusPDG = TDatabasePDG::Instance()->GetParticle(411)->Mass(); | |
422 | Double_t mDstarPDG = TDatabasePDG::Instance()->GetParticle(413)->Mass(); | |
43093cfa | 423 | |
424 | for (Int_t iCand = 0; iCand < nCand; iCand++) { | |
425 | AliAODRecoDecayHF *d = (AliAODRecoDecayHF*)arrayCand->UncheckedAt(iCand); | |
426 | fHistNEvents->Fill(7); | |
427 | if(fUseBit && !d->HasSelectionBit(selbit)){ | |
428 | fHistNEvents->Fill(8); | |
429 | continue; | |
430 | } | |
431 | ||
432 | Double_t ptCand = d->Pt(); | |
433 | Double_t rapid=d->Y(fPdgMeson); | |
434 | Bool_t isFidAcc=fRDCutsAnalysis->IsInFiducialAcceptance(ptCand,rapid); | |
435 | Int_t passAllCuts=fRDCutsAnalysis->IsSelected(d,AliRDHFCuts::kCandidate,aod); | |
436 | Int_t passTopolCuts=fRDCutsAnalysis->GetIsSelectedCuts(); | |
437 | if(passTopolCuts==0) continue; | |
438 | nSelectedNoPID++; | |
439 | fHistNEvents->Fill(9); | |
440 | if(passAllCuts){ | |
441 | nSelectedPID++; | |
442 | fHistNEvents->Fill(10); | |
443 | } | |
444 | Bool_t isPrimary=kTRUE; | |
445 | Int_t labD=-1; | |
446 | Double_t trueImpParXY=9999.; | |
447 | Double_t impparXY=d->ImpParXY()*10000.; | |
448 | Double_t dlen=0.1; //FIXME | |
449 | Double_t mass[2]; | |
450 | if(fPdgMeson==411){ | |
451 | mass[0]=d->InvMass(nDau,pdgDau); | |
452 | mass[1]=-1.; | |
d2cdcb07 | 453 | if(TMath::Abs(mass[0]-mDplusPDG)<0.02) nSelectedInMassPeak++; //20 MeV for now... FIXME |
43093cfa | 454 | }else if(fPdgMeson==421){ |
455 | UInt_t pdgdaughtersD0[2]={211,321};//pi,K | |
456 | UInt_t pdgdaughtersD0bar[2]={321,211};//K,pi | |
457 | mass[0]=d->InvMass(2,pdgdaughtersD0); | |
458 | mass[1]=d->InvMass(2,pdgdaughtersD0bar); | |
d2cdcb07 | 459 | if(TMath::Abs(mass[0]-mD0PDG)<0.02 || TMath::Abs(mass[1]-mD0PDG)<0.02 ) nSelectedInMassPeak++; //20 MeV for now... FIXME |
43093cfa | 460 | }else if(fPdgMeson==413){ |
461 | // FIXME | |
462 | AliAODRecoCascadeHF* temp = (AliAODRecoCascadeHF*)d; | |
463 | mass[0]=temp->DeltaInvMass(); | |
464 | mass[1]=-1.; | |
d2cdcb07 | 465 | if(TMath::Abs(mass[0]-(mDstarPDG-mD0PDG))<0.001) nSelectedInMassPeak++; //1 MeV for now... FIXME |
43093cfa | 466 | } |
467 | for(Int_t iHyp=0; iHyp<2; iHyp++){ | |
468 | if(mass[iHyp]<0.) continue; // for D+ and D* we have 1 mass hypothesis | |
469 | Double_t invMass=mass[iHyp]; | |
470 | Double_t arrayForSparse[5]={invMass,ptCand,impparXY,dlen,countTreta1corr}; | |
471 | ||
472 | if(fReadMC){ | |
473 | ||
474 | labD = d->MatchToMC(fPdgMeson,arrayMC,nDau,(Int_t*)pdgDau); | |
475 | Bool_t fillHisto=fDoImpPar; | |
476 | if(labD>=0){ | |
477 | AliAODMCParticle *partD = (AliAODMCParticle*)arrayMC->At(labD); | |
478 | Int_t code=partD->GetPdgCode(); | |
479 | if(CheckOrigin(arrayMC,partD)==5) isPrimary=kFALSE; | |
480 | if(code<0 && iHyp==0) fillHisto=kFALSE; | |
481 | if(code>0 && iHyp==1) fillHisto=kFALSE; | |
482 | if(!isPrimary){ | |
483 | if(fPdgMeson==411){ | |
484 | trueImpParXY=AliVertexingHFUtils::GetTrueImpactParameterDplus(mcHeader,arrayMC,partD)*10000.; | |
485 | }else if(fPdgMeson==421){ | |
7826c36d | 486 | trueImpParXY=AliVertexingHFUtils::GetTrueImpactParameterDzero(mcHeader,arrayMC,partD)*10000.; |
43093cfa | 487 | }else if(fPdgMeson==413){ |
488 | trueImpParXY=0.; /// FIXME | |
489 | } | |
490 | Double_t arrayForSparseTrue[5]={invMass,ptCand,trueImpParXY,dlen,countTreta1corr}; | |
491 | if(fillHisto && isFidAcc && passAllCuts){ | |
492 | fHistMassPtImpPar[2]->Fill(arrayForSparse); | |
493 | fHistMassPtImpPar[3]->Fill(arrayForSparseTrue); | |
494 | } | |
495 | }else{ | |
496 | if(fillHisto && isFidAcc && passAllCuts) fHistMassPtImpPar[1]->Fill(arrayForSparse); | |
497 | } | |
498 | }else{ | |
499 | if(fillHisto && isFidAcc && passAllCuts)fHistMassPtImpPar[4]->Fill(arrayForSparse); | |
500 | } | |
501 | if(fPdgMeson==421){ | |
502 | if(TMath::Abs(labD)==fPdgMeson && fMCOption==2) continue; | |
503 | if(TMath::Abs(labD)!=fPdgMeson && fMCOption==1) continue; | |
504 | } | |
505 | } | |
506 | ||
f3fddcd9 | 507 | if(fPdgMeson==421){ |
508 | if(iHyp==0 && !(passTopolCuts&1)) continue; // candidate not passing as D0 | |
509 | if(iHyp==1 && !(passTopolCuts&2)) continue; // candidate not passing as D0bar | |
510 | } | |
43093cfa | 511 | |
512 | if(isFidAcc){ | |
513 | fPtVsMassVsMultNoPid->Fill(countTreta1corr,invMass,ptCand); | |
514 | if(passAllCuts){ | |
515 | fPtVsMassVsMult->Fill(countTreta1corr,invMass,ptCand); | |
516 | fPtVsMassVsMultUncorr->Fill(countTreta1,invMass,ptCand); | |
517 | // Add separation between part antipart | |
518 | if(fPdgMeson==411){ | |
519 | if(d->GetCharge()>0) fPtVsMassVsMultPart->Fill(countTreta1corr,invMass,ptCand); | |
520 | else fPtVsMassVsMultAntiPart->Fill(countTreta1corr,invMass,ptCand); | |
521 | }else if(fPdgMeson==421){ | |
522 | if(passTopolCuts&1) fPtVsMassVsMultPart->Fill(countTreta1corr,invMass,ptCand); | |
523 | if(passTopolCuts&2) fPtVsMassVsMultAntiPart->Fill(countTreta1corr,invMass,ptCand); | |
524 | }else if(fPdgMeson==413){ | |
525 | // FIXME ADD Dstar!!!!!!!! | |
526 | } | |
527 | ||
528 | ||
529 | if(fDoImpPar){ | |
530 | fHistMassPtImpPar[0]->Fill(arrayForSparse); | |
531 | } | |
532 | ||
533 | } | |
534 | } | |
535 | ||
536 | } | |
537 | } | |
538 | fCounter->StoreCandidates(aod,nSelectedNoPID,kTRUE); | |
539 | fCounter->StoreCandidates(aod,nSelectedPID,kFALSE); | |
c1a78ad6 | 540 | fHistNtrCorrEvSel->Fill(countTreta1corr); |
541 | if(nSelectedPID>0) fHistNtrCorrEvWithCand->Fill(countTreta1corr); | |
542 | if(nSelectedInMassPeak>0) fHistNtrCorrEvWithD->Fill(countTreta1corr); | |
d2cdcb07 | 543 | |
43093cfa | 544 | PostData(1,fOutput); |
545 | PostData(2,fListCuts); | |
f3fddcd9 | 546 | PostData(3,fOutputCounters); |
43093cfa | 547 | |
548 | ||
549 | return; | |
550 | } | |
43093cfa | 551 | //________________________________________________________________________ |
552 | void AliAnalysisTaskSEDvsMultiplicity::CreateImpactParameterHistos(){ | |
553 | // Histos for impact paramter study | |
7826c36d | 554 | // mass . pt , impact parameter , decay length , multiplicity |
43093cfa | 555 | |
7826c36d | 556 | Int_t nbins[5]={fNMassBins,200,fNImpParBins,50,100}; |
557 | Double_t xmin[5]={fLowmasslimit,0.,fLowerImpPar,0.,0.}; | |
558 | Double_t xmax[5]={fUpmasslimit,20.,fHigherImpPar,1.,100.}; | |
43093cfa | 559 | |
560 | fHistMassPtImpPar[0]=new THnSparseF("hMassPtImpParAll", | |
561 | "Mass vs. pt vs.imppar - All", | |
562 | 5,nbins,xmin,xmax); | |
563 | fHistMassPtImpPar[1]=new THnSparseF("hMassPtImpParPrompt", | |
564 | "Mass vs. pt vs.imppar - promptD", | |
565 | 5,nbins,xmin,xmax); | |
566 | fHistMassPtImpPar[2]=new THnSparseF("hMassPtImpParBfeed", | |
567 | "Mass vs. pt vs.imppar - DfromB", | |
568 | 5,nbins,xmin,xmax); | |
569 | fHistMassPtImpPar[3]=new THnSparseF("hMassPtImpParTrueBfeed", | |
570 | "Mass vs. pt vs.true imppar -DfromB", | |
571 | 5,nbins,xmin,xmax); | |
572 | fHistMassPtImpPar[4]=new THnSparseF("hMassPtImpParBkg", | |
573 | "Mass vs. pt vs.imppar - backgr.", | |
574 | 5,nbins,xmin,xmax); | |
575 | for(Int_t i=0; i<5;i++){ | |
576 | fOutput->Add(fHistMassPtImpPar[i]); | |
577 | } | |
578 | } | |
579 | ||
580 | //________________________________________________________________________ | |
581 | void AliAnalysisTaskSEDvsMultiplicity::Terminate(Option_t */*option*/) | |
582 | { | |
583 | // Terminate analysis | |
584 | // | |
585 | if(fDebug > 1) printf("AnalysisTaskSEDvsMultiplicity: Terminate() \n"); | |
586 | ||
587 | fOutput = dynamic_cast<TList*> (GetOutputData(1)); | |
588 | if (!fOutput) { | |
589 | printf("ERROR: fOutput not available\n"); | |
590 | return; | |
591 | } | |
2247bb0c | 592 | |
43093cfa | 593 | fHistNEvents = dynamic_cast<TH1F*>(fOutput->FindObject("fHistNEvents")); |
2247bb0c | 594 | if(!fHistNEvents){ |
595 | printf("ERROR: fHistNEvents not available\n"); | |
596 | return; | |
597 | } | |
c1a78ad6 | 598 | printf("Number of Analyzed Events = %d\n",(Int_t)fHistNEvents->GetBinContent(3)); |
43093cfa | 599 | |
600 | return; | |
601 | } | |
602 | //_________________________________________________________________________________________________ | |
603 | Int_t AliAnalysisTaskSEDvsMultiplicity::CheckOrigin(TClonesArray* arrayMC, AliAODMCParticle *mcPartCandidate) const { | |
604 | // | |
605 | // checking whether the mother of the particles come from a charm or a bottom quark | |
606 | // | |
607 | ||
608 | Int_t pdgGranma = 0; | |
609 | Int_t mother = 0; | |
610 | mother = mcPartCandidate->GetMother(); | |
611 | Int_t istep = 0; | |
612 | Int_t abspdgGranma =0; | |
613 | Bool_t isFromB=kFALSE; | |
614 | Bool_t isQuarkFound=kFALSE; | |
615 | while (mother >0 ){ | |
616 | istep++; | |
617 | AliAODMCParticle* mcGranma = dynamic_cast<AliAODMCParticle*>(arrayMC->At(mother)); | |
618 | if (mcGranma){ | |
619 | pdgGranma = mcGranma->GetPdgCode(); | |
620 | abspdgGranma = TMath::Abs(pdgGranma); | |
621 | if ((abspdgGranma > 500 && abspdgGranma < 600) || (abspdgGranma > 5000 && abspdgGranma < 6000)){ | |
622 | isFromB=kTRUE; | |
623 | } | |
624 | if(abspdgGranma==4 || abspdgGranma==5) isQuarkFound=kTRUE; | |
625 | mother = mcGranma->GetMother(); | |
626 | }else{ | |
627 | AliError("Failed casting the mother particle!"); | |
628 | break; | |
629 | } | |
630 | } | |
631 | ||
632 | if(isFromB) return 5; | |
633 | else return 4; | |
634 | } | |
635 | ||
636 | ||
637 | ||
638 | //____________________________________________________________________________ | |
639 | TProfile* AliAnalysisTaskSEDvsMultiplicity::GetEstimatorHistogram(const AliVEvent* event){ | |
640 | // Get Estimator Histogram from period event->GetRunNumber(); | |
641 | // | |
642 | // If you select SPD tracklets in |eta|<1 you should use type == 1 | |
643 | // | |
644 | ||
645 | Int_t runNo = event->GetRunNumber(); | |
646 | Int_t period = -1; // 0-LHC10b, 1-LHC10c, 2-LHC10d, 3-LHC10e | |
647 | if(runNo>114930 && runNo<117223) period = 0; | |
648 | if(runNo>119158 && runNo<120830) period = 1; | |
649 | if(runNo>122373 && runNo<126438) period = 2; | |
650 | if(runNo>127711 && runNo<130841) period = 3; | |
651 | if(period<0 || period>3) return 0; | |
652 | ||
653 | return fMultEstimatorAvg[period]; | |
654 | } | |
655 |