2 /**************************************************************************
3 * Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
5 * Author: The ALICE Off-line Project. *
6 * Contributors are mentioned in the code where appropriate. *
8 * Permission to use, copy, modify and distribute this software and its *
9 * documentation strictly for non-commercial purposes is hereby granted *
10 * without fee, provided that the above copyright notice appears in all *
11 * copies and that both the copyright notice and this permission notice *
12 * appear in the supporting documentation. The authors make no claims *
13 * about the suitability of this software for any purpose. It is *
14 * provided "as is" without express or implied warranty. *
15 **************************************************************************/
17 //-----------------------------------------------------------------
18 // AliSpectraAODEventCuts class
19 //-----------------------------------------------------------------
30 #include "AliAnalysisTask.h"
31 #include "AliAnalysisManager.h"
32 #include "AliAODTrack.h"
33 #include "AliAODMCParticle.h"
34 #include "AliAODEvent.h"
35 #include "AliAODInputHandler.h"
36 #include "AliAnalysisTaskESDfilter.h"
37 #include "AliAnalysisDataContainer.h"
38 #include "AliESDVZERO.h"
39 #include "AliAODVZERO.h"
40 #include "AliSpectraAODEventCuts.h"
41 #include "AliSpectraAODTrackCuts.h"
46 ClassImp(AliSpectraAODEventCuts)
48 AliSpectraAODEventCuts::AliSpectraAODEventCuts(const char *name) :
49 TNamed(name, "AOD Event Cuts"),
51 fSelectBit(AliVEvent::kMB),
52 fCentralityMethod("V0M"),
58 fCentralityCutMin(0.),
59 fCentralityCutMax(999),
60 fQVectorCutMin(-999.),
64 fMultiplicityCutMin(-999.),
65 fMultiplicityCutMax(99999.),
94 fSplineArrayV0Agen(0),
95 fSplineArrayV0Cgen(0),
104 fOutput->SetName("fOutput");
108 fCalib->SetName("fCalib");
110 fQvecIntList=new TList();
111 fQvecIntList->SetOwner();
112 fQvecIntList->SetName("fQvecIntList");
114 TH1I *fHistoCuts = new TH1I("fHistoCuts", "Event Cuts", kNVtxCuts, -0.5, kNVtxCuts - 0.5);
115 TH1F *fHistoVtxBefSel = new TH1F("fHistoVtxBefSel", "Vtx distr before event selection;z (cm)",500,-15,15);
116 TH1F *fHistoVtxAftSel = new TH1F("fHistoVtxAftSel", "Vtx distr after event selection;z (cm)",500,-15,15);
117 TH1F *fHistoEtaBefSel = new TH1F("fHistoEtaBefSel", "Eta distr before event selection;eta",500,-2,2);
118 TH1F *fHistoEtaAftSel = new TH1F("fHistoEtaAftSel", "Eta distr after event selection;eta",500,-2,2);
119 TH1F *fHistoNChAftSel = new TH1F("fHistoNChAftSel", "NCh distr after event selection;Nch",2000,-0.5,1999.5);
120 TH2F *fHistoQVector = new TH2F("fHistoQVector", "QVector with VZERO distribution;centrality;Q vector from EP task",20,0,100,100,0,10);
121 TH2F *fHistoEP = new TH2F("fHistoEP", "EP with VZERO distribution;centrality;Psi_{EP} from EP task",20,0,100,100,-2,2);
122 TH2F *fPsiACor = new TH2F("fPsiACor", "EP with VZERO A distribution;centrality;Psi_{EP} VZERO-A",20,0,100,100,-2,2);
123 TH2F *fPsiCCor = new TH2F("fPsiCCor", "EP with VZERO C distribution;centrality;Psi_{EP} VZERO-C",20,0,100,100,-2,2);
124 TH2F *fQVecACor = new TH2F("fQVecACor", "QVec VZERO A;centrality;Qvector VZERO-A",20,0,100,100,0,10);
125 TH2F *fQVecCCor = new TH2F("fQVecCCor", "QVec VZERO C;centrality;Qvector VZERO-C",20,0,100,100,0,10);
126 TH2F *fV0M = new TH2F("fV0M", "V0 Multiplicity, before correction;V0 sector",64,-.5,63.5,500,0,1000);
127 TH2F *fV0MCor = new TH2F("fV0MCor", "V0 Multiplicity, after correction;V0 sector",64,-.5,63.5,500,0,1000);
128 TH2F *fV0Mmc = new TH2F("fV0Mmc", "V0 Multiplicity, before correction;V0 sector",64,-.5,63.5,500,0,1000);
130 fSplineArrayV0A = new TObjArray();
131 fSplineArrayV0A->SetOwner();
132 fSplineArrayV0C = new TObjArray();
133 fSplineArrayV0C->SetOwner();
134 fSplineArrayTPC = new TObjArray();
135 fSplineArrayTPC->SetOwner();
136 fSplineArrayV0Agen = new TObjArray();
137 fSplineArrayV0Agen->SetOwner();
138 fSplineArrayV0Cgen = new TObjArray();
139 fSplineArrayV0Cgen->SetOwner();
141 fOutput->Add(fHistoCuts);
142 fOutput->Add(fHistoVtxBefSel);
143 fOutput->Add(fHistoVtxAftSel);
144 fOutput->Add(fHistoEtaBefSel);
145 fOutput->Add(fHistoEtaAftSel);
146 fOutput->Add(fHistoNChAftSel);
147 fOutput->Add(fHistoQVector);
148 fOutput->Add(fHistoEP);
149 fOutput->Add(fPsiACor);
150 fOutput->Add(fPsiCCor);
151 fOutput->Add(fQVecACor);
152 fOutput->Add(fQVecCCor);
154 fOutput->Add(fV0MCor);
155 fOutput->Add(fV0Mmc);
157 for (Int_t i = 0; i<10; i++){
165 //______________________________________________________
166 Bool_t AliSpectraAODEventCuts::IsSelected(AliAODEvent * aod,AliSpectraAODTrackCuts *trackcuts)
168 // Returns true if Event Cuts are selected and applied
170 fTrackCuts = trackcuts; // FIXME: if track cuts is 0, do not set (use the pre-set member). Do we need to pass this here at all??
171 // FIXME: all those references by name are slow.
172 ((TH1I*)fOutput->FindObject("fHistoCuts"))->Fill(kProcessedEvents);
173 Bool_t IsPhysSel = (((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected() & fSelectBit);
174 if(!IsPhysSel)return IsPhysSel;
175 ((TH1I*)fOutput->FindObject("fHistoCuts"))->Fill(kPhysSelEvents);
176 //loop on tracks, before event selection, filling QA histos
177 AliAODVertex * vertex = fAOD->GetPrimaryVertex();//FIXME vertex is recreated
178 if(vertex)((TH1F*)fOutput->FindObject("fHistoVtxBefSel"))->Fill(vertex->GetZ());
180 if(CheckVtxRange() && CheckCentralityCut() && CheckMultiplicityCut()){ //selection on vertex and Centrality
181 fIsSelected=CheckQVectorCut(); // QVector is calculated only if the centrality and vertex are correct (performance)
184 ((TH1I*)fOutput->FindObject("fHistoCuts"))->Fill(kAcceptedEvents);
185 if(vertex)((TH1F*)fOutput->FindObject("fHistoVtxAftSel"))->Fill(vertex->GetZ());
188 for (Int_t iTracks = 0; iTracks < fAOD->GetNumberOfTracks(); iTracks++) {
189 AliAODTrack* track = dynamic_cast<AliAODTrack*>(fAOD->GetTrack(iTracks));
190 if(!track) AliFatal("Not a standard AOD");
191 if (!fTrackCuts->IsSelected(track,kFALSE)) continue;
192 ((TH1F*)fOutput->FindObject("fHistoEtaBefSel"))->Fill(track->Eta());
194 ((TH1F*)fOutput->FindObject("fHistoEtaAftSel"))->Fill(track->Eta());
199 if(fIsSelected)((TH1F*)fOutput->FindObject("fHistoNChAftSel"))->Fill(Nch);
203 //______________________________________________________
204 Bool_t AliSpectraAODEventCuts::CheckVtxRange()
206 // reject events outside of range
207 AliAODVertex * vertex = fAOD->GetPrimaryVertex();
208 //when moving to 2011 wìone has to add a cut using SPD vertex.
209 //The point is that for events with |z|>20 the vertexer tracks is not working (only 2011!). One has to put a safety cut using SPD vertex large e.g. 15cm
212 ((TH1I*)fOutput->FindObject("fHistoCuts"))->Fill(kVtxNoEvent);
215 if (vertex->GetZ() > fVertexCutMin && vertex->GetZ() < fVertexCutMax)
219 ((TH1I*)fOutput->FindObject("fHistoCuts"))->Fill(kVtxRange);
223 //______________________________________________________
224 Bool_t AliSpectraAODEventCuts::CheckCentralityCut()
226 // Check centrality cut
228 fCent=fAOD->GetCentrality()->GetCentralityPercentile(fCentralityMethod.Data());
229 if ( (fCent <= fCentralityCutMax) && (fCent >= fCentralityCutMin) ) return kTRUE;
230 ((TH1I*)fOutput->FindObject("fHistoCuts"))->Fill(kVtxCentral);
234 //______________________________________________________
235 Bool_t AliSpectraAODEventCuts::CheckMultiplicityCut()
237 // Check multiplicity cut
238 // FIXME: why this is not tracket in the track stats histos?
240 for (Int_t iTracks = 0; iTracks < fAOD->GetNumberOfTracks(); iTracks++){
241 AliAODTrack* track = dynamic_cast<AliAODTrack*>(fAOD->GetTrack(iTracks));
242 if(!track) AliFatal("Not a standard AOD");
243 if (!fTrackCuts->IsSelected(track,kFALSE)) continue;
246 if(Ncharged>fMultiplicityCutMin && Ncharged<fMultiplicityCutMax)return kTRUE;
251 //______________________________________________________
253 Bool_t AliSpectraAODEventCuts::CheckQVectorCut()
255 Double_t qVZERO = -999.;
259 qVZERO=CalculateQVectorLHC10h();
262 qVZERO=CalculateQVector();
266 fqTPC=CalculateQVectorTPC();
269 if(qVZERO<fQVectorCutMin || qVZERO>fQVectorCutMax)return kFALSE;
270 Double_t cent=fAOD->GetCentrality()->GetCentralityPercentile(fCentralityMethod.Data());
271 ((TH2F*)fOutput->FindObject("fHistoQVector"))->Fill(cent,qVZERO);
272 ((TH2F*)fOutput->FindObject("fHistoEP"))->Fill(cent,psi);
273 ((TH1I*)fOutput->FindObject("fHistoCuts"))->Fill(kQVector);
279 //______________________________________________________
280 Double_t AliSpectraAODEventCuts::CalculateQVectorLHC10h(){
282 Int_t run = fAOD->GetRunNumber();
284 // Load the calibrations run dependent
285 if(OpenInfoCalbration(run))fRun=run;
294 Double_t Qxa2 = 0, Qya2 = 0;
295 Double_t Qxc2 = 0, Qyc2 = 0;
296 Double_t sumMc = 0, sumMa = 0;
298 AliAODVZERO* aodV0 = fAOD->GetVZEROData();
300 for (Int_t iv0 = 0; iv0 < 64; iv0++) {
302 Double_t phiV0 = TMath::PiOver4()*(0.5 + iv0 % 8);
304 Float_t multv0 = aodV0->GetMultiplicity(iv0);
305 ((TH2F*)fOutput->FindObject("fV0M"))->Fill(iv0,multv0);
309 Double_t multCorC = -10;
312 multCorC = multv0*fV0Cpol1/fMultV0->GetBinContent(iv0+1);
313 else if (iv0 >= 8 && iv0 < 16)
314 multCorC = multv0*fV0Cpol2/fMultV0->GetBinContent(iv0+1);
315 else if (iv0 >= 16 && iv0 < 24)
316 multCorC = multv0*fV0Cpol3/fMultV0->GetBinContent(iv0+1);
317 else if (iv0 >= 24 && iv0 < 32)
318 multCorC = multv0*fV0Cpol4/fMultV0->GetBinContent(iv0+1);
321 cout<<"Problem with multiplicity in V0C"<<endl;
327 Qxc2 += TMath::Cos(2*phiV0) * multCorC;
328 Qyc2 += TMath::Sin(2*phiV0) * multCorC;
331 ((TH2F*)fOutput->FindObject("fV0MCor"))->Fill(iv0,multCorC);
335 Double_t multCorA = -10;
337 if (iv0 >= 32 && iv0 < 40)
338 multCorA = multv0*fV0Apol1/fMultV0->GetBinContent(iv0+1);
339 else if (iv0 >= 40 && iv0 < 48)
340 multCorA = multv0*fV0Apol2/fMultV0->GetBinContent(iv0+1);
341 else if (iv0 >= 48 && iv0 < 56)
342 multCorA = multv0*fV0Apol3/fMultV0->GetBinContent(iv0+1);
343 else if (iv0 >= 56 && iv0 < 64)
344 multCorA = multv0*fV0Apol4/fMultV0->GetBinContent(iv0+1);
347 cout<<"Problem with multiplicity in V0A"<<endl;
353 Qxa2 += TMath::Cos(2*phiV0) * multCorA;
354 Qya2 += TMath::Sin(2*phiV0) * multCorA;
357 ((TH2F*)fOutput->FindObject("fV0MCor"))->Fill(iv0,multCorA);
361 Short_t centrV0 = GetCentrCode(fAOD);
363 Double_t Qxamean2 = 0.;
364 Double_t Qyamean2 = 0.;
365 Double_t Qxcmean2 = 0.;
366 Double_t Qycmean2 = 0.;
369 Qxamean2 = fMeanQxa2[centrV0];
370 Qyamean2 = fMeanQya2[centrV0];
371 Qxcmean2 = fMeanQxc2[centrV0];
372 Qycmean2 = fMeanQyc2[centrV0];
375 Double_t QxaCor2 = Qxa2 - Qxamean2*sumMa;
376 Double_t QyaCor2 = Qya2 - Qyamean2*sumMa;
377 Double_t QxcCor2 = Qxc2 - Qxcmean2*sumMc;
378 Double_t QycCor2 = Qyc2 - Qycmean2*sumMc;
380 fPsiV0A = TMath::ATan2(QyaCor2, QxaCor2)/2.;
381 fPsiV0C = TMath::ATan2(QycCor2, QxcCor2)/2.;
383 ((TH2F*)fOutput->FindObject("fPsiACor"))->Fill((Float_t)fAOD->GetCentrality()->GetCentralityPercentile("V0M"), fPsiV0A);
384 ((TH2F*)fOutput->FindObject("fPsiCCor"))->Fill((Float_t)fAOD->GetCentrality()->GetCentralityPercentile("V0M"), fPsiV0C);
386 fqV0A = TMath::Sqrt((QxaCor2*QxaCor2 + QyaCor2*QyaCor2)/sumMa);
387 fqV0C = TMath::Sqrt((QxcCor2*QxcCor2 + QycCor2*QycCor2)/sumMc);
388 fqV0Ax = QxaCor2*TMath::Sqrt(1./sumMa);
389 fqV0Cx = QxcCor2*TMath::Sqrt(1./sumMc);
390 fqV0Ay = QyaCor2*TMath::Sqrt(1./sumMa);
391 fqV0Cy = QycCor2*TMath::Sqrt(1./sumMc);
393 ((TH2F*)fOutput->FindObject("fQVecACor"))->Fill((Float_t)fAOD->GetCentrality()->GetCentralityPercentile("V0M"), fqV0A);
394 ((TH2F*)fOutput->FindObject("fQVecCCor"))->Fill((Float_t)fAOD->GetCentrality()->GetCentralityPercentile("V0M"), fqV0C);
396 return fqV0A; //FIXME we have to combine VZERO-A and C
399 //______________________________________________________
401 Double_t AliSpectraAODEventCuts::CalculateQVectorTPC(Double_t etaMin,Double_t etaMax){
403 Double_t Qx2 = 0, Qy2 = 0;
405 for(Int_t iT = 0; iT < fAOD->GetNumberOfTracks(); iT++) {
406 AliAODTrack* aodTrack = dynamic_cast<AliAODTrack*>(fAOD->GetTrack(iT));
407 if(!aodTrack) AliFatal("Not a standard AOD");
408 if (!aodTrack->TestFilterBit(128)) continue; //FIXME track type hard coded -> TPC only constrained to the vertex
409 if (aodTrack->Eta() <etaMin || aodTrack->Eta() > etaMax)continue;
411 Qx2 += TMath::Cos(2*aodTrack->Phi());
412 Qy2 += TMath::Sin(2*aodTrack->Phi());
414 if(mult!=0)fqTPC= TMath::Sqrt((Qx2*Qx2 + Qy2*Qy2)/mult);
418 //______________________________________________________
420 Double_t AliSpectraAODEventCuts::CalculateQVector(){
423 Double_t Qxa2 = 0, Qya2 = 0;
424 Double_t Qxc2 = 0, Qyc2 = 0;
426 AliAODVZERO* aodV0 = fAOD->GetVZEROData();
428 for (Int_t iv0 = 0; iv0 < 64; iv0++) {
430 Float_t multv0 = aodV0->GetMultiplicity(iv0);
432 ((TH2F*)fOutput->FindObject("fV0M"))->Fill(iv0,multv0);
436 fPsiV0A = fAOD->GetEventplane()->CalculateVZEROEventPlane(fAOD,8,2,Qxa2,Qya2); // V0A
437 fPsiV0C = fAOD->GetEventplane()->CalculateVZEROEventPlane(fAOD,9,2,Qxc2,Qyc2); // V0C
439 ((TH2F*)fOutput->FindObject("fPsiACor"))->Fill((Float_t)fAOD->GetCentrality()->GetCentralityPercentile("V0M"), fPsiV0A);
440 ((TH2F*)fOutput->FindObject("fPsiCCor"))->Fill((Float_t)fAOD->GetCentrality()->GetCentralityPercentile("V0M"), fPsiV0C);
442 fqV0A = TMath::Sqrt((Qxa2*Qxa2 + Qya2*Qya2));
443 fqV0C = TMath::Sqrt((Qxc2*Qxc2 + Qyc2*Qyc2));
449 ((TH2F*)fOutput->FindObject("fQVecACor"))->Fill((Float_t)fAOD->GetCentrality()->GetCentralityPercentile("V0M"), fqV0A);
450 ((TH2F*)fOutput->FindObject("fQVecCCor"))->Fill((Float_t)fAOD->GetCentrality()->GetCentralityPercentile("V0M"), fqV0C);
452 return fqV0A; //FIXME we have to combine VZERO-A and C
456 //______________________________________________________
457 Short_t AliSpectraAODEventCuts::GetCentrCode(AliVEvent* ev)
460 Short_t centrCode = -1;
462 AliCentrality* centrality = 0;
463 AliAODEvent* aod = (AliAODEvent*)ev;
464 centrality = ((AliVAODHeader*)aod->GetHeader())->GetCentralityP();
466 Float_t centV0 = centrality->GetCentralityPercentile("V0M");
467 Float_t centTrk = centrality->GetCentralityPercentile("TRK");
470 if (TMath::Abs(centV0 - centTrk) < 5.0 && centV0 <= 80 && centV0 > 0){
472 if ((centV0 > 0) && (centV0 <= 5.0))
474 else if ((centV0 > 5.0) && (centV0 <= 10.0))
476 else if ((centV0 > 10.0) && (centV0 <= 20.0))
478 else if ((centV0 > 20.0) && (centV0 <= 30.0))
480 else if ((centV0 > 30.0) && (centV0 <= 40.0))
482 else if ((centV0 > 40.0) && (centV0 <= 50.0))
484 else if ((centV0 > 50.0) && (centV0 <= 60.0))
486 else if ((centV0 > 60.0) && (centV0 <= 70.0))
488 else if ((centV0 > 70.0) && (centV0 <= 80.0))
496 //______________________________________________________
497 void AliSpectraAODEventCuts::PrintCuts()
499 // print info about event cuts
500 cout << "Event Stats" << endl;
501 cout << " > Trigger Selection: " << fSelectBit << endl;
502 cout << " > Centrality estimator: " << fCentralityMethod << endl;
503 cout << " > Number of accepted events: " << NumberOfEvents() << endl;
504 cout << " > Number of processed events: " << NumberOfProcessedEvents() << endl;
505 cout << " > Number of PhysSel events: " << NumberOfPhysSelEvents() << endl;
506 cout << " > Vertex out of range: " << ((TH1I*)fOutput->FindObject("fHistoCuts"))->GetBinContent(kVtxRange + 1) << endl;
507 cout << " > Events cut by centrality: " << ((TH1I*)fOutput->FindObject("fHistoCuts"))->GetBinContent(kVtxCentral + 1) << endl;
508 cout << " > Events without vertex: " << ((TH1I*)fOutput->FindObject("fHistoCuts"))->GetBinContent(kVtxNoEvent + 1) << endl;
509 cout << " > QVector cut: " << ((TH1I*)fOutput->FindObject("fHistoCuts"))->GetBinContent(kQVector + 1) << endl;
510 cout << " > Track type used for the QVector calculation: " << fTrackBits << endl;
511 cout << " > QRange: [" << fQVectorCutMin <<"," <<fQVectorCutMax<<"]"<< endl;
512 cout << " > Vertex: [" << fVertexCutMin <<"," <<fVertexCutMax<<"]"<< endl;
513 cout << " > Multiplicity: [" << fMultiplicityCutMin <<"," <<fMultiplicityCutMax<<"]"<< endl;
514 cout << " > Centrality: [" << fCentralityCutMin <<"," <<fCentralityCutMax<<"]"<< endl;
517 //_____________________________________________________________________________
518 Bool_t AliSpectraAODEventCuts::OpenInfoCalbration(Int_t run)
521 AliOADBContainer* cont = (AliOADBContainer*) fCalib->FindObject("hMultV0BefCorr");
523 printf("OADB object hMultV0BefCorr is not available in the file\n");
527 if(!(cont->GetObject(run))){
528 printf("OADB object hMultV0BefCorr is not available for run %i\n",run);
531 fMultV0 = ((TH2F*) cont->GetObject(run))->ProfileX();
533 TF1* fpolc1 = new TF1("fpolc1","pol0", 0, 7);
534 fMultV0->Fit(fpolc1, "RN");
535 fV0Cpol1 = fpolc1->GetParameter(0);
537 TF1* fpolc2 = new TF1("fpolc2","pol0", 8, 15);
538 fMultV0->Fit(fpolc2, "RN");
539 fV0Cpol2 = fpolc2->GetParameter(0);
541 TF1* fpolc3 = new TF1("fpolc3","pol0", 16, 23);
542 fMultV0->Fit(fpolc3, "RN");
543 fV0Cpol3 = fpolc3->GetParameter(0);
545 TF1* fpolc4 = new TF1("fpolc4","pol0", 24, 31);
546 fMultV0->Fit(fpolc4, "RN");
547 fV0Cpol4 = fpolc4->GetParameter(0);
549 TF1* fpola1 = new TF1("fpola1","pol0", 32, 39);
550 fMultV0->Fit(fpola1, "RN");
551 fV0Apol1 = fpola1->GetParameter(0);
553 TF1* fpola2 = new TF1("fpola2","pol0", 40, 47);
554 fMultV0->Fit(fpola2, "RN");
555 fV0Apol2 = fpola2->GetParameter(0);
557 TF1* fpola3 = new TF1("fpola3","pol0", 48, 55);
558 fMultV0->Fit(fpola3, "RN");
559 fV0Apol3 = fpola3->GetParameter(0);
561 TF1* fpola4 = new TF1("fpola4","pol0", 56, 63);
562 fMultV0->Fit(fpola4, "RN");
563 fV0Apol4 = fpola4->GetParameter(0);
565 for(Int_t i=0; i < 10; i++){
568 snprintf(nameQxa2,100, "hQxa2m_%i", i);
571 snprintf(nameQya2,100, "hQya2m_%i", i);
574 snprintf(nameQxc2,100, "hQxc2m_%i", i);
577 snprintf(nameQyc2,100, "hQyc2m_%i", i);
579 AliOADBContainer* contQxa2 = (AliOADBContainer*) fCalib->FindObject(nameQxa2);
581 printf("OADB object %s is not available in the file\n", nameQxa2);
585 if(!(contQxa2->GetObject(run))){
586 printf("OADB object %s is not available for run %i\n", nameQxa2, run);
590 fMeanQxa2[i] = ((TH1F*) contQxa2->GetObject(run))->GetMean();
593 AliOADBContainer* contQya2 = (AliOADBContainer*) fCalib->FindObject(nameQya2);
595 printf("OADB object %s is not available in the file\n", nameQya2);
599 if(!(contQya2->GetObject(run))){
600 printf("OADB object %s is not available for run %i\n", nameQya2, run);
604 fMeanQya2[i] = ((TH1F*) contQya2->GetObject(run))->GetMean();
607 AliOADBContainer* contQxc2 = (AliOADBContainer*) fCalib->FindObject(nameQxc2);
609 printf("OADB object %s is not available in the file\n", nameQxc2);
613 if(!(contQxc2->GetObject(run))){
614 printf("OADB object %s is not available for run %i\n", nameQxc2, run);
618 fMeanQxc2[i] = ((TH1F*) contQxc2->GetObject(run))->GetMean();
621 AliOADBContainer* contQyc2 = (AliOADBContainer*) fCalib->FindObject(nameQyc2);
623 printf("OADB object %s is not available in the file\n", nameQyc2);
627 if(!(contQyc2->GetObject(run))){
628 printf("OADB object %s is not available for run %i\n", nameQyc2, run);
632 fMeanQyc2[i] = ((TH1F*) contQyc2->GetObject(run))->GetMean();
638 //______________________________________________________
641 Long64_t AliSpectraAODEventCuts::Merge(TCollection* list)
643 // Merge a list of AliSpectraAODEventCuts objects with this.
644 // Returns the number of merged objects (including this).
654 TIterator* iter = list->MakeIterator();
657 // collections of all histograms
662 while ((obj = iter->Next())) {
663 AliSpectraAODEventCuts* entry = dynamic_cast<AliSpectraAODEventCuts*> (obj);
667 TList * l = entry->GetOutputList();
672 fOutput->Merge(&collections);
679 //______________________________________________________
680 Double_t AliSpectraAODEventCuts::GetQvecPercentile(Int_t v0side){
682 //check Qvec and Centrality consistency
683 if(fCent>90.) return -999.;
684 if(v0side==0/*V0A*/){ if(fqV0A== -999.) return -999.; }
685 if(v0side==1/*V0C*/){ if(fqV0C== -999.) return -999.; }
686 if(v0side==2/*TPC*/){ if(fqTPC== -999.) return -999.; }
690 if(v0side==0/*V0A*/){ fQvecIntegral = (TH2D*)fQvecIntList->FindObject("VZEROA"); }
691 if(v0side==1/*V0C*/){ fQvecIntegral = (TH2D*)fQvecIntList->FindObject("VZEROC"); }
692 if(v0side==2/*TPC*/){ fQvecIntegral = (TH2D*)fQvecIntList->FindObject("TPC"); }
697 if(fQvecCalibType==1){
698 if(fNch<0.) return -999.;
699 ic = GetNchBin(fQvecIntegral);
700 } else ic = (Int_t)fCent; //fQvecIntegral: 1% centrality bin
702 TH1D *h1D = (TH1D*)fQvecIntegral->ProjectionY("h1D",ic+1,ic+1);
704 TSpline *spline = 0x0;
706 if(v0side==0/*V0A*/){
707 if( CheckSplineArray(fSplineArrayV0A, ic) ) {
708 spline = (TSpline*)fSplineArrayV0A->At(ic);
709 //cout<<"Qvec V0A - ic: "<<ic<<" - Found TSpline..."<<endl;
711 spline = new TSpline3(h1D,"sp3");
712 fSplineArrayV0A->AddAtAndExpand(spline,ic);
713 //cout<<"Qvec V0A - ic: "<<ic<<" - TSpline not found. Creating..."<<endl;
716 else if(v0side==1/*V0C*/){
717 if( CheckSplineArray(fSplineArrayV0C, ic) ) {
718 spline = (TSpline*)fSplineArrayV0C->At(ic);
720 spline = new TSpline3(h1D,"sp3");
721 fSplineArrayV0C->AddAtAndExpand(spline,ic);
724 else if(v0side==2/*TPC*/){
725 if( CheckSplineArray(fSplineArrayTPC, ic) ) {
726 spline = (TSpline*)fSplineArrayTPC->At(ic);
728 spline = new TSpline3(h1D,"sp3");
729 fSplineArrayTPC->AddAtAndExpand(spline,ic);
733 Double_t percentile = -999.;
734 if(v0side==0/*V0A*/){ percentile = 100*spline->Eval(fqV0A); }
735 if(v0side==1/*V0C*/){ percentile = 100*spline->Eval(fqV0C); }
736 if(v0side==2/*TPC*/){ percentile = 100*spline->Eval(fqTPC); }
738 if(percentile>100. || percentile<0.) return -999.;
743 //______________________________________________________
744 Double_t AliSpectraAODEventCuts::CalculateQVectorMC(Int_t v0side, Int_t type=1){
746 if(!fIsMC) return -999.;
751 fV0Aeff = (TH1F*)fQvecIntList->FindObject("vzeroa_efficiency_prim_plus_sec_over_gen");
752 if(!fV0Aeff) return -999.;
756 TClonesArray *arrayMC = (TClonesArray*) fAOD->GetList()->FindObject(AliAODMCParticle::StdBranchName());
758 if (!arrayMC) AliFatal("Error: MC particles branch not found!\n");
760 Double_t Qx2mc = 0., Qy2mc = 0.;
761 Double_t mult2mc = 0;
763 Int_t nMC = arrayMC->GetEntries();
765 if(type==0){ // type==0: q-vec from tracks in vzero acceptance
768 for (Int_t iMC = 0; iMC < nMC; iMC++){
769 AliAODMCParticle *partMC = (AliAODMCParticle*) arrayMC->At(iMC);
770 if(!partMC->Charge()) continue;//Skip neutrals
773 if( CheckVZEROacceptance(partMC->Eta()) != v0side ) continue;
775 // Calculate Qvec components
776 Qx2mc += TMath::Cos(2.*partMC->Phi());
777 Qy2mc += TMath::Sin(2.*partMC->Phi());
780 }// end loop on generated.
784 else if(type==1){ // type==1 (default): q-vec from vzero
786 // only used in qgen_vzero
787 Double_t multv0mc[64];
788 for(Int_t iCh=0;iCh<64;iCh++) multv0mc[iCh]=0; // initialize multv0mc to zero
791 for (Int_t iMC = 0; iMC < nMC; iMC++){
793 AliAODMCParticle *partMC = (AliAODMCParticle*) arrayMC->At(iMC);
794 if(!partMC->Charge()) continue;//Skip neutrals
797 if( CheckVZEROacceptance(partMC->Eta()) != v0side ) continue;
799 //get v0 channel of gen track
800 Int_t iv0 = CheckVZEROchannel(v0side, partMC->Eta(), partMC->Phi());
802 //use the efficiecy as a weigth
803 multv0mc[iv0] += fV0Aeff->GetFunction("f")->Eval(partMC->Pt());
805 //calculate multiplicity for each vzero channell
808 }// end loop on generated.
810 Int_t firstCh=-1,lastCh=-1;
815 else if (v0side == 1) {
819 for(Int_t iCh = firstCh; iCh < lastCh; ++iCh) {
820 Double_t phi = TMath::Pi()/8. + TMath::Pi()/4.*(iCh%8);
821 Double_t mult = multv0mc[iCh];
822 Qx2mc += mult*TMath::Cos(2*phi);
823 Qy2mc += mult*TMath::Sin(2*phi);
826 ((TH2F*)fOutput->FindObject("fV0Mmc"))->Fill(iCh,multv0mc[iCh]);
832 fQvecMC = TMath::Sqrt((Qx2mc*Qx2mc + Qy2mc*Qy2mc)/mult2mc);
838 //______________________________________________________
839 Int_t AliSpectraAODEventCuts::CheckVZEROchannel(Int_t vzeroside, Double_t eta, Double_t phi){
841 //VZEROA eta acceptance
844 if ( vzeroside == 0){
845 if (eta > 4.5 && eta <= 5.1 ) ring = 0;
846 if (eta > 3.9 && eta <= 4.5 ) ring = 1;
847 if (eta > 3.4 && eta <= 3.9 ) ring = 2;
848 if (eta > 2.8 && eta <= 3.4 ) ring = 3;
849 } else if (vzeroside == 1){
850 if (eta > -3.7 && eta <= -3.2 ) ring = 0;
851 if (eta > -3.2 && eta <= -2.7 ) ring = 1;
852 if (eta > -2.7 && eta <= -2.2 ) ring = 2;
853 if (eta > -2.2 && eta <= -1.7 ) ring = 3;
857 //VZEROAC phi acceptance
861 if ( phi > 0. && phi <= TMath::Pi()/4. ) phisector = 0;
863 else if (phi > TMath::Pi()/4. && phi <= TMath::Pi()/2.) phisector = 1;
865 else if (phi > TMath::Pi()/2 && phi <= (3./4.)*TMath::Pi() ) phisector =2;
867 else if (phi > (3./4.)*TMath::Pi() && phi <= TMath::Pi() ) phisector = 3;
869 else if (phi > TMath::Pi() && phi <= (5./4.)*TMath::Pi() ) phisector = 4;
871 else if (phi > (5./4.)*TMath::Pi() && phi <= (3./2.)*TMath::Pi() ) phisector = 5;
873 else if (phi > (3./2.)*TMath::Pi() && phi <= (7./4.)*TMath::Pi() ) phisector = 6;
875 else if (phi > (7./4.)*TMath::Pi() && phi <= TMath::TwoPi() ) phisector = 7;
877 if (vzeroside ==0) return Int_t(32+(phisector+(ring*8.))); // iv0 >= 32 -> V0A
878 if (vzeroside ==1) return Int_t(phisector+(ring*8.)); // iv0 < 32 -> V0C
883 //______________________________________________________
884 Int_t AliSpectraAODEventCuts::CheckVZEROacceptance(Double_t eta){
886 // eval VZERO side - FIXME Add TPC!
888 if(eta > 2.8 && eta < 5.1) return 0; //VZEROA
890 else if (eta > -3.7 && eta < -1.7) return 1; //VZEROC
896 //______________________________________________________
897 Double_t AliSpectraAODEventCuts::GetQvecPercentileMC(Int_t v0side, Int_t type=1){
899 //check Qvec and Centrality consistency
900 if(fCent>90.) return -999.;
902 Double_t qvec = CalculateQVectorMC(v0side, type);
903 if(qvec==-999.) return -999.;
908 if(v0side==0/*V0A*/){ fQgenIntegral = (TH2D*)fQvecIntList->FindObject("VZEROAgen"); }
909 if(v0side==1/*V0C*/){ fQgenIntegral = (TH2D*)fQvecIntList->FindObject("VZEROCgen"); }
911 if(v0side==0/*V0A*/){ fQgenIntegral = (TH2D*)fQvecIntList->FindObject("VZEROAgen_vzero"); }
912 if(v0side==1/*V0C*/){ fQgenIntegral = (TH2D*)fQvecIntList->FindObject("VZEROCgen_vzero"); }
916 //FIXME you need a check on the TH2D, add AliFatal or a return.
920 if(fQvecCalibType==1){
921 if(fNch<0.) return -999.;
922 ic = GetNchBin(fQgenIntegral);
923 } else ic = (Int_t)fCent; //fQvecIntegral: 1% centrality bin
925 TH1D *h1D = (TH1D*)fQgenIntegral->ProjectionY("h1Dgen",ic+1,ic+1);
927 TSpline *spline = 0x0;
929 if(v0side==0/*V0A*/){
930 if( CheckSplineArray(fSplineArrayV0Agen, ic) ) {
931 spline = (TSpline*)fSplineArrayV0Agen->At(ic);
932 //cout<<"Qvec V0A - ic: "<<ic<<" - Found TSpline..."<<endl;
934 spline = new TSpline3(h1D,"sp3");
935 fSplineArrayV0Agen->AddAtAndExpand(spline,ic);
938 else if(v0side==1/*V0C*/){
939 if( CheckSplineArray(fSplineArrayV0Cgen, ic) ) {
940 spline = (TSpline*)fSplineArrayV0Cgen->At(ic);
942 spline = new TSpline3(h1D,"sp3");
943 fSplineArrayV0Cgen->AddAtAndExpand(spline,ic);
947 Double_t percentile = 100*spline->Eval(qvec);
949 if(percentile>100. || percentile<0.) return -999.;
955 //______________________________________________________
956 Bool_t AliSpectraAODEventCuts::CheckSplineArray(TObjArray * splarr, Int_t n){
957 //check TSpline array consistency
959 // Int_t n = (Int_t)fCent; //FIXME should be ok for icentr and nch
961 if(splarr->GetSize()<n) return kFALSE;
963 if(!splarr->At(n)) return kFALSE;
969 //______________________________________________________
970 Int_t AliSpectraAODEventCuts::GetNchBin(TH2D * h){
972 Double_t xmax = h->GetXaxis()->GetXmax();
974 if(fNch>xmax) return (Int_t)h->GetNbinsX();
976 return (fNch*h->GetNbinsX())/h->GetXaxis()->GetXmax();