1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
16 // Class for heavy-flavour electron with EMCal triggered events
17 // Author: Shingo Sakai
25 #include "THnSparse.h"
26 #include "TLorentzVector.h"
30 #include "AliAnalysisTask.h"
31 #include "AliAnalysisManager.h"
33 #include "AliESDEvent.h"
34 #include "AliESDHandler.h"
35 #include "AliAODEvent.h"
36 #include "AliAODHandler.h"
38 #include "AliMCEventHandler.h"
39 #include "AliMCEvent.h"
40 #include "AliMCParticle.h"
42 #include "AliAnalysisTaskHFECal.h"
43 #include "TGeoGlobalMagField.h"
45 #include "AliAnalysisTaskSE.h"
46 #include "TRefArray.h"
48 #include "AliESDInputHandler.h"
49 #include "AliESDpid.h"
50 #include "AliESDtrackCuts.h"
51 #include "AliPhysicsSelection.h"
52 #include "AliESDCaloCluster.h"
53 #include "AliAODCaloCluster.h"
54 #include "AliEMCALRecoUtils.h"
55 #include "AliEMCALGeometry.h"
56 #include "AliGeomManager.h"
58 #include "TGeoManager.h"
62 #include "AliEMCALTrack.h"
65 #include "AliKFParticle.h"
66 #include "AliKFVertex.h"
69 #include "AliPIDResponse.h"
70 #include "AliHFEcontainer.h"
71 #include "AliHFEcuts.h"
72 #include "AliHFEpid.h"
73 #include "AliHFEpidBase.h"
74 #include "AliHFEpidQAmanager.h"
75 #include "AliHFEtools.h"
76 #include "AliCFContainer.h"
77 #include "AliCFManager.h"
81 #include "AliCentrality.h"
83 ClassImp(AliAnalysisTaskHFECal)
84 //________________________________________________________________________
85 AliAnalysisTaskHFECal::AliAnalysisTaskHFECal(const char *name)
86 : AliAnalysisTaskSE(name)
94 ,fIdentifiedAsOutInz(kFALSE)
95 ,fPassTheEventCut(kFALSE)
96 ,fRejectKinkMother(kFALSE)
102 ,fOpeningAngleCut(0.1)
122 ,fTrackPtBefTrkCuts(0)
123 ,fTrackPtAftTrkCuts(0)
144 ,fIncpTMCM20hfeAll(0)
157 fPID = new AliHFEpid("hfePid");
158 fTrackCuts = new AliESDtrackCuts();
160 // Define input and output slots here
161 // Input slot #0 works with a TChain
162 DefineInput(0, TChain::Class());
163 // Output slot #0 id reserved by the base class for AOD
164 // Output slot #1 writes into a TH1 container
165 // DefineOutput(1, TH1I::Class());
166 DefineOutput(1, TList::Class());
167 // DefineOutput(3, TTree::Class());
170 //________________________________________________________________________
171 AliAnalysisTaskHFECal::AliAnalysisTaskHFECal()
172 : AliAnalysisTaskSE("DefaultAnalysis_AliAnalysisTaskHFECal")
180 ,fIdentifiedAsOutInz(kFALSE)
181 ,fPassTheEventCut(kFALSE)
182 ,fRejectKinkMother(kFALSE)
188 ,fOpeningAngleCut(0.1)
208 ,fTrackPtBefTrkCuts(0)
209 ,fTrackPtAftTrkCuts(0)
230 ,fIncpTMCM20hfeAll(0)
241 //Default constructor
242 fPID = new AliHFEpid("hfePid");
244 fTrackCuts = new AliESDtrackCuts();
247 // Define input and output slots here
248 // Input slot #0 works with a TChain
249 DefineInput(0, TChain::Class());
250 // Output slot #0 id reserved by the base class for AOD
251 // Output slot #1 writes into a TH1 container
252 // DefineOutput(1, TH1I::Class());
253 DefineOutput(1, TList::Class());
254 //DefineOutput(3, TTree::Class());
256 //_________________________________________
258 AliAnalysisTaskHFECal::~AliAnalysisTaskHFECal()
270 //_________________________________________
272 void AliAnalysisTaskHFECal::UserExec(Option_t*)
275 //Called for each event
277 // create pointer to event
278 fESD = dynamic_cast<AliESDEvent*>(InputEvent());
280 printf("ERROR: fESD not available\n");
285 AliError("HFE cuts not available");
289 if(!fPID->IsInitialized()){
290 // Initialize PID with the given run number
291 AliWarning("PID not initialised, get from Run no");
292 fPID->InitializePID(fESD->GetRunNumber());
295 if(fmcData)fMC = MCEvent();
296 AliStack* stack = NULL;
297 if(fmcData && fMC)stack = fMC->Stack();
300 AliCentrality *centrality = fESD->GetCentrality();
301 cent = centrality->GetCentralityPercentile("V0M");
303 //---- fill MC track info
306 Int_t nParticles = stack->GetNtrack();
307 for (Int_t iParticle = 0; iParticle < nParticles; iParticle++) {
308 TParticle* particle = stack->Particle(iParticle);
309 int fPDG = particle->GetPdgCode();
310 double mcZvertex = fMC->GetPrimaryVertex()->GetZ();
311 double pTMC = particle->Pt();
312 double proR = particle->R();
313 double etaMC = particle->Eta();
314 if(fabs(etaMC)>0.6)continue;
315 Bool_t mcInDtoE= kFALSE;
316 Bool_t mcInBtoE= kFALSE;
318 Bool_t MChijing = fMC->IsFromBGEvent(iParticle);
319 if(!MChijing)printf("not MC hijing");
321 if(!MChijing)iHijing = 0;
322 if(fPDG==111)Hpi0pTcheck->Fill(pTMC,iHijing);
324 if(particle->GetFirstMother()>-1 && fabs(fPDG)==11)
326 int parentPID = stack->Particle(particle->GetFirstMother())->GetPdgCode();
327 if((fabs(parentPID)==411 || fabs(parentPID)==413 || fabs(parentPID)==421 || fabs(parentPID)==423 || fabs(parentPID)==431)&& fabs(fPDG)==11)mcInDtoE = kTRUE;
328 if((fabs(parentPID)==511 || fabs(parentPID)==513 || fabs(parentPID)==521 || fabs(parentPID)==523 || fabs(parentPID)==531)&& fabs(fPDG)==11)mcInBtoE = kTRUE;
329 if((mcInBtoE || mcInDtoE) && fabs(mcZvertex)<10.0)fInputHFEMC->Fill(cent,pTMC);
334 if(proR<7.0 && fabs(fPDG)==11)fInputAlle->Fill(cent,pTMC);
341 Int_t fNOtrks = fESD->GetNumberOfTracks();
342 const AliESDVertex *pVtx = fESD->GetPrimaryVertex();
344 Double_t pVtxZ = -999;
345 pVtxZ = pVtx->GetZ();
347 if(TMath::Abs(pVtxZ)>10) return;
350 if(fNOtrks<2) return;
353 AliPIDResponse *pidResponse = fInputHandler->GetPIDResponse();
355 AliDebug(1, "Using default PID Response");
356 pidResponse = AliHFEtools::GetDefaultPID(kFALSE, fInputEvent->IsA() == AliAODEvent::Class());
359 fPID->SetPIDResponse(pidResponse);
361 fCFM->SetRecEventInfo(fESD);
363 //Float_t cent = -1.;
364 //AliCentrality *centrality = fESD->GetCentrality();
365 //cent = centrality->GetCentralityPercentile("V0M");
368 //if(cent>90.) return;
372 FindTriggerClusters();
375 for(Int_t iCluster=0; iCluster<fESD->GetNumberOfCaloClusters(); iCluster++)
377 AliESDCaloCluster *clust = fESD->GetCaloCluster(iCluster);
380 double clustE = clust->E();
381 float emcx[3]; // cluster pos
382 clust->GetPosition(emcx);
383 TVector3 clustpos(emcx[0],emcx[1],emcx[2]);
384 double emcphi = clustpos.Phi();
385 double emceta = clustpos.Eta();
387 calInfo[0] = emcphi; calInfo[1] = emceta; calInfo[2] = clustE; calInfo[3] = cent; calInfo[4] = clust->Chi2();
388 //if(clustE>1.5)fEMCAccE->Fill(calInfo);
389 //if(fqahist==1 && clustE>1.5)fEMCAccE->Fill(calInfo);
394 for (Int_t iTracks = 0; iTracks < fESD->GetNumberOfTracks(); iTracks++) {
395 AliESDtrack* track = fESD->GetTrack(iTracks);
397 printf("ERROR: Could not receive track %d\n", iTracks);
401 Bool_t mcPho = kFALSE;
402 Bool_t mcDtoE= kFALSE;
403 Bool_t mcBtoE= kFALSE;
406 double mcMompT = 0.0;
410 if(fmcData && fMC && stack)
412 Int_t label = TMath::Abs(track->GetLabel());
414 Bool_t MChijing = fMC->IsFromBGEvent(label);
415 if(!MChijing)iHijing = 0;
417 TParticle* particle = stack->Particle(label);
418 int mcpid = particle->GetPdgCode();
419 mcpT = particle->Pt();
420 //printf("MCpid = %d",mcpid);
421 if(particle->GetFirstMother()>-1)
423 int parentPID = stack->Particle(particle->GetFirstMother())->GetPdgCode();
424 mcMompT = stack->Particle(particle->GetFirstMother())->Pt();
425 if((parentPID==22 || parentPID==111 || parentPID==221)&& fabs(mcpid)==11)mcPho = kTRUE;
426 if((fabs(parentPID)==411 || fabs(parentPID)==413 || fabs(parentPID)==421 || fabs(parentPID)==423 || fabs(parentPID)==431)&& fabs(mcpid)==11)mcDtoE = kTRUE;
427 if((fabs(parentPID)==511 || fabs(parentPID)==513 || fabs(parentPID)==521 || fabs(parentPID)==523 || fabs(parentPID)==531)&& fabs(mcpid)==11)mcBtoE = kTRUE;
429 if(fabs(mcpid)==11 && mcDtoE)mcele= 1.;
430 if(fabs(mcpid)==11 && mcBtoE)mcele= 2.;
431 if(fabs(mcpid)==11 && mcPho)mcele= 3.;
434 if(TMath::Abs(track->Eta())>0.6) continue;
435 if(TMath::Abs(track->Pt()<2.0)) continue;
437 fTrackPtBefTrkCuts->Fill(track->Pt());
438 // RecKine: ITSTPC cuts
439 if(!ProcessCutStep(AliHFEcuts::kStepRecKineITSTPC, track)) continue;
442 if(fRejectKinkMother) { // Quick and dirty fix to reject both kink mothers and daughters
443 if(track->GetKinkIndex(0) != 0) continue;
447 if(!ProcessCutStep(AliHFEcuts::kStepRecPrim, track)) continue;
449 // HFEcuts: ITS layers cuts
450 if(!ProcessCutStep(AliHFEcuts::kStepHFEcutsITS, track)) continue;
452 // HFE cuts: TPC PID cleanup
453 if(!ProcessCutStep(AliHFEcuts::kStepHFEcutsTPC, track)) continue;
455 int nTPCcl = track->GetTPCNcls();
456 int nTPCclF = track->GetTPCNclsF();
457 int nITS = track->GetNcls(0);
459 fTrackPtAftTrkCuts->Fill(track->Pt());
461 Double_t mom = -999., eop=-999., pt = -999., dEdx=-999., fTPCnSigma=-10, phi=-999., eta=-999.;
465 // Track extrapolation
467 Int_t charge = track->Charge();
472 dEdx = track->GetTPCsignal();
473 fTPCnSigma = fPID->GetPIDResponse() ? fPID->GetPIDResponse()->NumberOfSigmasTPC(track, AliPID::kElectron) : 1000;
475 double ncells = -1.0;
479 double rmatch = -1.0;
480 double nmatch = -1.0;
481 double oppstatus = 0.0;
483 Bool_t fFlagPhotonicElec = kFALSE;
484 Bool_t fFlagConvinatElec = kFALSE;
486 Int_t clsId = track->GetEMCALcluster();
488 AliESDCaloCluster *clust = fESD->GetCaloCluster(clsId);
489 if(clust && clust->IsEMCAL()){
491 double clustE = clust->E();
492 eop = clustE/fabs(mom);
493 //double clustT = clust->GetTOF();
494 ncells = clust->GetNCells();
495 m02 = clust->GetM02();
496 m20 = clust->GetM20();
497 disp = clust->GetDispersion();
498 double delphi = clust->GetTrackDx();
499 double deleta = clust->GetTrackDz();
500 rmatch = sqrt(pow(delphi,2)+pow(deleta,2));
501 nmatch = clust->GetNTracksMatched();
503 if(fTPCnSigma>-1.5 && fTPCnSigma<3.0)
505 SelectPhotonicElectron(iTracks,cent,track,fFlagPhotonicElec,fFlagConvinatElec,fTPCnSigma,m20,eop,mcele);
507 if(fFlagPhotonicElec)oppstatus = 1.0;
508 if(fFlagConvinatElec)oppstatus = 2.0;
509 if(fFlagPhotonicElec && fFlagConvinatElec)oppstatus = 3.0;
512 valdedx[0] = pt; valdedx[1] = nITS; valdedx[2] = phi; valdedx[3] = eta; valdedx[4] = fTPCnSigma;
513 valdedx[5] = eop; valdedx[6] = rmatch; valdedx[7] = ncells, valdedx[8] = nTPCclF; valdedx[9] = m20; valdedx[10] = mcpT;
514 valdedx[11] = cent; valdedx[12] = charge; valdedx[13] = oppstatus; valdedx[14] = nTPCcl;
516 if(fqahist==1)fEleInfo->Fill(valdedx);
522 if(nITS<2.5)continue;
523 if(nTPCcl<100)continue;
525 CheckNclust->Fill(nTPCcl);
526 CheckNits->Fill(nITS);
528 fdEdxBef->Fill(mom,fTPCnSigma);
529 fTPCnsigma->Fill(mom,fTPCnSigma);
530 if(fTPCnSigma >= -1.0 && fTPCnSigma <= 3)fTrkEovPBef->Fill(pt,eop);
536 AliHFEpidObject hfetrack;
537 hfetrack.SetAnalysisType(AliHFEpidObject::kESDanalysis);
538 hfetrack.SetRecTrack(track);
540 if((0.0< cent) && (cent<5.0)) binct = 0.5;
541 if((5.0< cent) && (cent<10.0)) binct = 1.5;
542 if((10.0< cent) && (cent<20.0)) binct = 2.5;
543 if((20.0< cent) && (cent<30.0)) binct = 3.5;
544 if((30.0< cent) && (cent<40.0)) binct = 4.5;
545 if((40.0< cent) && (cent<50.0)) binct = 5.5;
546 if((50.0< cent) && (cent<60.0)) binct = 6.5;
547 if((60.0< cent) && (cent<70.0)) binct = 7.5;
548 if((70.0< cent) && (cent<80.0)) binct = 8.5;
549 if((80.0< cent) && (cent<90.0)) binct = 9.5;
550 if((90.0< cent) && (cent<100.0)) binct = 10.5;
552 hfetrack.SetCentrality((int)binct); //added
554 if(!fPID->IsSelected(&hfetrack, NULL, "", fPIDqa)) pidpassed = 0;
556 if(pidpassed==0) continue;
558 fTrkEovPAft->Fill(pt,eop);
559 fdEdxAft->Fill(mom,fTPCnSigma);
562 fIncpT->Fill(cent,pt);
563 if(fFlagPhotonicElec) fPhoElecPt->Fill(cent,pt);
564 if(fFlagConvinatElec) fSameElecPt->Fill(cent,pt);
566 if(m20>0.0 && m20<0.3)
568 fIncpTM20->Fill(cent,pt);
569 if(fFlagPhotonicElec) fPhoElecPtM20->Fill(cent,pt);
570 if(fFlagConvinatElec) fSameElecPtM20->Fill(cent,pt);
577 fIncpTMChfeAll->Fill(cent,pt);
578 if(m20>0.0 && m20<0.3)fIncpTMCM20hfeAll->Fill(cent,pt);
582 fIncpTMChfe->Fill(cent,pt);
583 if(m20>0.0 && m20<0.3)fIncpTMCM20hfe->Fill(cent,pt);
590 phoval[2] = fTPCnSigma;
593 fIncpTMCpho->Fill(phoval);
594 if(fFlagPhotonicElec) fPhoElecPtMC->Fill(phoval);
595 if(fFlagConvinatElec) fSameElecPtMC->Fill(phoval);
597 if(m20>0.0 && m20<0.3)
599 fIncpTMCM20pho->Fill(phoval);
600 if(fFlagPhotonicElec) fPhoElecPtMCM20->Fill(phoval);
601 if(fFlagConvinatElec) fSameElecPtMCM20->Fill(phoval);
606 PostData(1, fOutputList);
608 //_________________________________________
609 void AliAnalysisTaskHFECal::UserCreateOutputObjects()
613 //Bool_t mcData = kFALSE;
614 if(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler())
617 printf("+++++ MC Data available");
621 printf("++++++++= MC analysis \n");
625 printf("++++++++ real data analysis \n");
628 printf("+++++++ QA hist %d",fqahist);
631 fGeom = AliEMCALGeometry::GetInstance("EMCAL_COMPLETEV1");
633 //--------Initialize PID
634 //fPID->SetHasMCData(kFALSE);
635 fPID->SetHasMCData(fmcData);
636 if(!fPID->GetNumberOfPIDdetectors())
638 fPID->AddDetector("TPC", 0);
639 fPID->AddDetector("EMCAL", 1);
643 const char *cutmodel;
645 params[0] = -1.0; //sigma min
646 double maxnSig = 3.0;
649 params[0] = -5.0; //sigma min
653 for(Int_t a=0;a<11;a++)fPID->ConfigureTPCcentralityCut(a,cutmodel,params,maxnSig);
655 fPID->SortDetectors();
656 fPIDqa = new AliHFEpidQAmanager();
657 fPIDqa->Initialize(fPID);
659 //------- fcut --------------
660 fCuts = new AliHFEcuts();
661 fCuts->CreateStandardCuts();
662 //fCuts->SetMinNClustersTPC(100);
663 fCuts->SetMinNClustersTPC(90);
664 fCuts->SetMinRatioTPCclusters(0.6);
665 fCuts->SetTPCmodes(AliHFEextraCuts::kFound, AliHFEextraCuts::kFoundOverFindable);
666 //fCuts->SetMinNClustersITS(3);
667 fCuts->SetMinNClustersITS(2);
668 fCuts->SetCutITSpixel(AliHFEextraCuts::kAny);
669 fCuts->SetCheckITSLayerStatus(kFALSE);
670 fCuts->SetVertexRange(10.);
671 fCuts->SetTOFPIDStep(kFALSE);
672 fCuts->SetPtRange(2, 50);
673 fCuts->SetMaxImpactParam(3.,3.);
675 //--------Initialize correction Framework and Cuts
676 fCFM = new AliCFManager;
677 const Int_t kNcutSteps = AliHFEcuts::kNcutStepsMCTrack + AliHFEcuts::kNcutStepsRecTrack + AliHFEcuts::kNcutStepsDETrack;
678 fCFM->SetNStepParticle(kNcutSteps);
679 for(Int_t istep = 0; istep < kNcutSteps; istep++)
680 fCFM->SetParticleCutsList(istep, NULL);
683 AliWarning("Cuts not available. Default cuts will be used");
684 fCuts = new AliHFEcuts;
685 fCuts->CreateStandardCuts();
687 fCuts->Initialize(fCFM);
689 //---------Output Tlist
690 fOutputList = new TList();
691 fOutputList->SetOwner();
692 fOutputList->Add(fPIDqa->MakeList("PIDQA"));
694 fNoEvents = new TH1F("fNoEvents","",4,-0.5,3.5) ;
695 fOutputList->Add(fNoEvents);
697 Int_t binsE[5] = {250, 100, 1000, 200, 10};
698 Double_t xminE[5] = {1.0, -1, 0.0, 0, -0.5};
699 Double_t xmaxE[5] = {3.5, 1, 100.0, 100, 9.5};
700 fEMCAccE = new THnSparseD("fEMCAccE","EMC acceptance & E;#eta;#phi;Energy;Centrality;trugCondition;",5,binsE,xminE,xmaxE);
701 if(fqahist==1)fOutputList->Add(fEMCAccE);
703 fTrkpt = new TH1F("fTrkpt","track pt",100,0,50);
704 fOutputList->Add(fTrkpt);
706 fTrackPtBefTrkCuts = new TH1F("fTrackPtBefTrkCuts","track pt before track cuts",100,0,50);
707 fOutputList->Add(fTrackPtBefTrkCuts);
709 fTrackPtAftTrkCuts = new TH1F("fTrackPtAftTrkCuts","track pt after track cuts",100,0,50);
710 fOutputList->Add(fTrackPtAftTrkCuts);
712 fTPCnsigma = new TH2F("fTPCnsigma", "TPC - n sigma",100,0,50,200,-10,10);
713 fOutputList->Add(fTPCnsigma);
715 fTrkEovPBef = new TH2F("fTrkEovPBef","track E/p before HFE pid",100,0,50,100,0,2);
716 fOutputList->Add(fTrkEovPBef);
718 fTrkEovPAft = new TH2F("fTrkEovPAft","track E/p after HFE pid",100,0,50,100,0,2);
719 fOutputList->Add(fTrkEovPAft);
721 fdEdxBef = new TH2F("fdEdxBef","track dEdx vs p before HFE pid",100,0,50,200,-10,10);
722 fOutputList->Add(fdEdxBef);
724 fdEdxAft = new TH2F("fdEdxAft","track dEdx vs p after HFE pid",100,0,50,200,-10,10);
725 fOutputList->Add(fdEdxAft);
727 fIncpT = new TH2F("fIncpT","HFE pid electro vs. centrality",200,0,100,100,0,50);
728 fOutputList->Add(fIncpT);
730 fIncpTM20 = new TH2F("fIncpTM20","HFE pid electro vs. centrality with M20",200,0,100,100,0,50);
731 fOutputList->Add(fIncpTM20);
733 Int_t nBinspho[9] = { 200, 100, 500, 12, 50, 4, 200, 8, 100};
734 Double_t minpho[9] = { 0., 0., 0., -2.5, 0, -0.5, 0,-1.5, 0};
735 Double_t maxpho[9] = {100., 50., 0.5, 3.5, 1, 3.5, 2, 6.5, 50};
737 fInvmassLS = new THnSparseD("fInvmassLS", "Inv mass of LS (e,e); cent; p_{T} (GeV/c); mass(GeV/c^2); nSigma; angle; m20cut; eop; Mcele;", 9, nBinspho,minpho, maxpho);
738 fOutputList->Add(fInvmassLS);
740 fInvmassULS = new THnSparseD("fInvmassULS", "Inv mass of ULS (e,e); cent; p_{T} (GeV/c); mass(GeV/c^2); nSigma; angle; m20cut; eop; MCele", 9, nBinspho,minpho, maxpho);
741 fOutputList->Add(fInvmassULS);
743 fOpeningAngleLS = new TH1F("fOpeningAngleLS","Opening angle for LS pairs",100,0,1);
744 fOutputList->Add(fOpeningAngleLS);
746 fOpeningAngleULS = new TH1F("fOpeningAngleULS","Opening angle for ULS pairs",100,0,1);
747 fOutputList->Add(fOpeningAngleULS);
749 fPhotoElecPt = new TH1F("fPhotoElecPt", "photonic electron pt",100,0,50);
750 fOutputList->Add(fPhotoElecPt);
752 fPhoElecPt = new TH2F("fPhoElecPt", "Pho-inclusive electron pt",200,0,100,100,0,50);
753 fOutputList->Add(fPhoElecPt);
755 fPhoElecPtM20 = new TH2F("fPhoElecPtM20", "Pho-inclusive electron pt with M20",200,0,100,100,0,50);
756 fOutputList->Add(fPhoElecPtM20);
758 fSameElecPt = new TH2F("fSameElecPt", "Same-inclusive electron pt",200,0,100,100,0,50);
759 fOutputList->Add(fSameElecPt);
761 fSameElecPtM20 = new TH2F("fSameElecPtM20", "Same-inclusive electron pt with M20",200,0,100,100,0,50);
762 fOutputList->Add(fSameElecPtM20);
764 fCent = new TH1F("fCent","Centrality",200,0,100) ;
765 fOutputList->Add(fCent);
767 // Make common binning
768 const Double_t kMinP = 0.;
769 const Double_t kMaxP = 50.;
770 //const Double_t kTPCSigMim = 40.;
771 //const Double_t kTPCSigMax = 140.;
773 // 1st histogram: TPC dEdx with/without EMCAL (p, pT, TPC Signal, phi, eta, Sig, e/p, ,match, cell, M02, M20, Disp, Centrality, select)
774 Int_t nBins[16] = { 250, 10, 60, 20, 100, 300, 50, 40, 200, 200, 250, 200, 3, 5, 100, 8};
775 Double_t min[16] = {kMinP, -0.5, 1.0, -1.0, -6.0, 0, 0, 0, 0.0, 0.0, 0.0, 0, -1.5, -0.5, 80, -1.5};
776 Double_t max[16] = {kMaxP, 9.5, 4.0, 1.0, 4.0, 3.0, 0.1, 40, 200, 2.0, 50.0, 100, 1.5, 4.5, 180, 6.5};
777 fEleInfo = new THnSparseD("fEleInfo", "Electron Info; pT [GeV/c]; TPC signal;phi;eta;nSig; E/p;Rmatch;Ncell;clsF;M20;mcpT;Centrality;charge;opp;same;trigCond;MCele", 16, nBins, min, max);
778 if(fqahist==1)fOutputList->Add(fEleInfo);
782 fClsEBftTrigCut = new TH1F("fClsEBftTrigCut","cluster E before trigger selection",1000,0,100);
783 fOutputList->Add(fClsEBftTrigCut);
785 fClsEAftTrigCut = new TH1F("fClsEAftTrigCut","cluster E if cls has 0 trigcut channel",1000,0,100);
786 fOutputList->Add(fClsEAftTrigCut);
788 fClsEAftTrigCut1 = new TH1F("fClsEAftTrigCut1","cluster E if cls with trig channel",1000,0,100);
789 fOutputList->Add(fClsEAftTrigCut1);
791 fClsEAftTrigCut2 = new TH1F("fClsEAftTrigCut2","cluster E if cls with trigcut channel",1000,0,100);
792 fOutputList->Add(fClsEAftTrigCut2);
794 fClsEAftTrigCut3 = new TH1F("fClsEAftTrigCut3","cluster E if cls with trigcut channel + nCell>Ecorrect",1000,0,100);
795 fOutputList->Add(fClsEAftTrigCut3);
797 fClsEAftTrigCut4 = new TH1F("fClsEAftTrigCut4","cluster E if cls with trigcut channel + nCell>Ecorrect + cls time cut",1000,0,100);
798 fOutputList->Add(fClsEAftTrigCut4);
800 fClsETime = new TH2F("fClsETime", "Cls time vs E; E; time;",1000,0,100,1000,-0.0000002,0.0000009);
801 fOutputList->Add(fClsETime);
803 fClsETime1 = new TH2F("fClsETime1", "Cls time vs E if cls contains trigger channel; E; time;",1000,0,100,1000,-0.0000002,0.0000009);
804 fOutputList->Add(fClsETime1);
806 fTrigTimes = new TH1F("fTrigTimes", "Trigger time; time; N;",25,0,25);
807 fOutputList->Add(fTrigTimes);
809 fCellCheck = new TH2F("fCellCheck", "Cell vs E; E GeV; Cell ID",10,6,26,12000,0,12000);
810 fOutputList->Add(fCellCheck);
814 fInputHFEMC = new TH2F("fInputHFEMC","Input MC HFE pid electro vs. centrality",200,0,100,100,0,50);
815 fOutputList->Add(fInputHFEMC);
817 fInputAlle = new TH2F("fInputAlle","Input MC electro vs. centrality",200,0,100,100,0,50);
818 fOutputList->Add(fInputAlle);
820 fIncpTMChfe = new TH2F("fIncpTMChfe","MC HFE pid electro vs. centrality",200,0,100,100,0,50);
821 fOutputList->Add(fIncpTMChfe);
823 fIncpTMChfeAll = new TH2F("fIncpTMChfeAll","MC Alle pid electro vs. centrality",200,0,100,100,0,50);
824 fOutputList->Add(fIncpTMChfeAll);
826 fIncpTMCM20hfe = new TH2F("fIncpTMCM20hfe","MC HFE pid electro vs. centrality with M20",200,0,100,100,0,50);
827 fOutputList->Add(fIncpTMCM20hfe);
829 fIncpTMCM20hfeAll = new TH2F("fIncpTMCM20hfeAll","MC Alle pid electro vs. centrality with M20",200,0,100,100,0,50);
830 fOutputList->Add(fIncpTMCM20hfeAll);
833 Int_t nBinspho2[4] = { 200, 100, 7, 3};
834 Double_t minpho2[4] = { 0., 0., -2.5, -0.5};
835 Double_t maxpho2[4] = {100., 50., 4.5, 2.5};
837 fIncpTMCpho = new THnSparseD("fIncpTMCpho","MC Pho pid electro vs. centrality",4,nBinspho2,minpho2,maxpho2);
838 fOutputList->Add(fIncpTMCpho);
840 fIncpTMCM20pho = new THnSparseD("fIncpTMCM20pho","MC Pho pid electro vs. centrality with M20",4,nBinspho2,minpho2,maxpho2);
841 fOutputList->Add(fIncpTMCM20pho);
843 fPhoElecPtMC = new THnSparseD("fPhoElecPtMC", "MC Pho-inclusive electron pt",4,nBinspho2,minpho2,maxpho2);
844 fOutputList->Add(fPhoElecPtMC);
846 fPhoElecPtMCM20 = new THnSparseD("fPhoElecPtMCM20", "MC Pho-inclusive electron pt with M20",4,nBinspho2,minpho2,maxpho2);
847 fOutputList->Add(fPhoElecPtMCM20);
849 fSameElecPtMC = new THnSparseD("fSameElecPtMC", "MC Same-inclusive electron pt",4,nBinspho2,minpho2,maxpho2);
850 fOutputList->Add(fSameElecPtMC);
852 fSameElecPtMCM20 = new THnSparseD("fSameElecPtMCM20", "MC Same-inclusive electron pt with M20",4,nBinspho2,minpho2,maxpho2);
853 fOutputList->Add(fSameElecPtMCM20);
855 CheckNclust = new TH1D("CheckNclust","cluster check",200,0,200);
856 fOutputList->Add(CheckNclust);
858 CheckNits = new TH1D("CheckNits","ITS cluster check",8,-0.5,7.5);
859 fOutputList->Add(CheckNits);
861 Hpi0pTcheck = new TH2D("Hpi0pTcheck","Pi0 pT from Hijing",100,0,50,3,-0.5,2.5);
862 fOutputList->Add(Hpi0pTcheck);
865 PostData(1,fOutputList);
868 //________________________________________________________________________
869 void AliAnalysisTaskHFECal::Terminate(Option_t *)
871 // Info("Terminate");
872 AliAnalysisTaskSE::Terminate();
875 //________________________________________________________________________
876 Bool_t AliAnalysisTaskHFECal::ProcessCutStep(Int_t cutStep, AliVParticle *track)
878 // Check single track cuts for a given cut step
879 const Int_t kMCOffset = AliHFEcuts::kNcutStepsMCTrack;
880 if(!fCFM->CheckParticleCuts(cutStep + kMCOffset, track)) return kFALSE;
883 //_________________________________________
884 //void AliAnalysisTaskHFECal::SelectPhotonicElectron(Int_t itrack, Double_t cent, AliESDtrack *track, Bool_t &fFlagPhotonicElec)
885 //void AliAnalysisTaskHFECal::SelectPhotonicElectron(Int_t itrack, Double_t cent, AliESDtrack *track, Bool_t &fFlagPhotonicElec, Bool_t &fFlagConvinatElec, Double_t nSig)
886 void AliAnalysisTaskHFECal::SelectPhotonicElectron(Int_t itrack, Double_t cent, AliESDtrack *track, Bool_t &fFlagPhotonicElec, Bool_t &fFlagConvinatElec, Double_t nSig, Double_t shower, Double_t ep, Double_t mce)
888 //Identify non-heavy flavour electrons using Invariant mass method
890 fTrackCuts->SetAcceptKinkDaughters(kFALSE);
891 fTrackCuts->SetRequireTPCRefit(kTRUE);
892 fTrackCuts->SetRequireITSRefit(kTRUE);
893 fTrackCuts->SetEtaRange(-0.9,0.9);
894 //fTrackCuts->SetRequireSigmaToVertex(kTRUE);
895 fTrackCuts->SetMaxChi2PerClusterTPC(3.5);
896 fTrackCuts->SetMinNClustersTPC(90);
898 const AliESDVertex *pVtx = fESD->GetPrimaryVertex();
900 Bool_t flagPhotonicElec = kFALSE;
901 Bool_t flagConvinatElec = kFALSE;
903 //for(Int_t jTracks = itrack+1; jTracks<fESD->GetNumberOfTracks(); jTracks++){
904 for(Int_t jTracks = 0; jTracks<fESD->GetNumberOfTracks(); jTracks++){
905 AliESDtrack* trackAsso = fESD->GetTrack(jTracks);
907 printf("ERROR: Could not receive track %d\n", jTracks);
910 if(itrack==jTracks)continue;
912 Double_t dEdxAsso = -999., ptPrim=-999., ptAsso=-999., openingAngle = -999.;
913 Double_t mass=999., width = -999;
914 Bool_t fFlagLS=kFALSE, fFlagULS=kFALSE;
916 ptPrim = track->Pt();
918 dEdxAsso = trackAsso->GetTPCsignal();
919 ptAsso = trackAsso->Pt();
920 Int_t chargeAsso = trackAsso->Charge();
921 Int_t charge = track->Charge();
924 if(ptAsso <0.5) continue;
925 if(!fTrackCuts->AcceptTrack(trackAsso)) continue;
926 if(dEdxAsso <65 || dEdxAsso>100) continue; //11a pass1
928 Int_t fPDGe1 = 11; Int_t fPDGe2 = 11;
929 if(charge>0) fPDGe1 = -11;
930 if(chargeAsso>0) fPDGe2 = -11;
932 //printf("chargeAsso = %d\n",chargeAsso);
933 //printf("charge = %d\n",charge);
934 if(charge == chargeAsso) fFlagLS = kTRUE;
935 if(charge != chargeAsso) fFlagULS = kTRUE;
937 //printf("fFlagLS = %d\n",fFlagLS);
938 //printf("fFlagULS = %d\n",fFlagULS);
941 AliKFParticle ge1(*track, fPDGe1);
942 AliKFParticle ge2(*trackAsso, fPDGe2);
943 AliKFParticle recg(ge1, ge2);
945 if(recg.GetNDF()<1) continue;
946 Double_t chi2recg = recg.GetChi2()/recg.GetNDF();
947 if(TMath::Sqrt(TMath::Abs(chi2recg))>3.) continue;
949 AliKFVertex primV(*pVtx);
951 recg.SetProductionVertex(primV);
953 recg.SetMassConstraint(0,0.0001);
955 openingAngle = ge1.GetAngle(ge2);
956 if(fFlagLS) fOpeningAngleLS->Fill(openingAngle);
957 if(fFlagULS) fOpeningAngleULS->Fill(openingAngle);
960 recg.GetMass(mass,width);
963 if(shower>0.0 && shower<0.3)ishower = 1;
970 phoinfo[4] = openingAngle;
971 phoinfo[5] = ishower;
976 if(fFlagLS) fInvmassLS->Fill(phoinfo);
977 if(fFlagULS) fInvmassULS->Fill(phoinfo);
979 //printf("fInvmassCut %f\n",fInvmassCut);
980 //printf("openingAngle %f\n",fOpeningAngleCut);
982 if(openingAngle > fOpeningAngleCut) continue;
984 if(mass<fInvmassCut && fFlagULS && !flagPhotonicElec){
985 flagPhotonicElec = kTRUE;
987 if(mass<fInvmassCut && fFlagLS && !flagConvinatElec){
988 flagConvinatElec = kTRUE;
992 fFlagPhotonicElec = flagPhotonicElec;
993 fFlagConvinatElec = flagConvinatElec;
998 //_________________________________________
999 void AliAnalysisTaskHFECal::FindTriggerClusters()
1002 const int nModuleCols = 2;
1003 const int nModuleRows = 5;
1004 const int nColsFeeModule = 48;
1005 const int nRowsFeeModule = 24;
1006 const int nColsFaltroModule = 24;
1007 const int nRowsFaltroModule = 12;
1008 //const int faltroWidthMax = 20;
1010 // part 1, trigger extraction -------------------------------------
1011 Int_t globCol, globRow;
1012 //Int_t ntimes=0, nTrigChannel=0, nTrigChannelCut=0, trigInCut=0;
1013 Int_t ntimes=0, nTrigChannel=0, nTrigChannelCut=0;
1015 //Int_t trigtimes[faltroWidthMax];
1016 Double_t cellTime[nColsFeeModule*nModuleCols][nRowsFeeModule*nModuleRows];
1017 Double_t cellEnergy[nColsFeeModule*nModuleCols][nRowsFeeModule*nModuleRows];
1018 //Double_t fTrigCutLow = 6;
1019 //Double_t fTrigCutHigh = 10;
1020 Double_t fTimeCutLow = 469e-09;
1021 Double_t fTimeCutHigh = 715e-09;
1023 AliESDCaloTrigger * fCaloTrigger = fESD->GetCaloTrigger( "EMCAL" );
1025 // erase trigger maps
1026 for(Int_t i = 0; i < nColsFaltroModule*nModuleCols; i++ )
1028 for(Int_t j = 0; j < nRowsFaltroModule*nModuleRows; j++ )
1030 ftriggersCut[i][j] = 0;
1031 ftriggers[i][j] = 0;
1032 ftriggersTime[i][j] = 0;
1036 Int_t iglobCol=0, iglobRow=0;
1037 // go through triggers
1038 if( fCaloTrigger->GetEntries() > 0 )
1041 fCaloTrigger->Reset();
1042 while( fCaloTrigger->Next() )
1044 fCaloTrigger->GetPosition( globCol, globRow );
1045 fCaloTrigger->GetNL0Times( ntimes );
1048 if( ntimes < 1 ) continue;
1049 // get precise timings
1050 fCaloTrigger->GetL0Times( trigtimes );
1052 for(Int_t i = 0; i < ntimes; i++ )
1054 // save the first trigger time in channel
1055 if( i == 0 || triggersTime[globCol][globRow] > trigtimes[i] )
1056 triggersTime[globCol][globRow] = trigtimes[i];
1057 //printf("trigger times: %d\n",trigtimes[i]);
1059 if(trigtimes[i] > fTrigCutLow && trigtimes[i] < fTrigCutHigh )
1062 fTrigTimes->Fill(trigtimes[i]);
1066 //L1 analysis from AliAnalysisTaskEMCALTriggerQA
1068 fCaloTrigger->GetTriggerBits(bit);
1071 fCaloTrigger->GetL1TimeSum(ts);
1072 if (ts > 0)ftriggers[globCol][globRow] = 1;
1073 // number of triggered channels in event
1076 if(ts>0 && (bit >> 6 & 0x1))
1081 ftriggersCut[globCol][globRow] = 1;
1084 } // calo trigger entries
1085 } // has calo trigger entries
1087 // part 2 go through the clusters here -----------------------------------
1088 Int_t nCluster=0, nCell=0, iCell=0, gCell=0;
1089 Short_t cellAddr, nSACell, mclabel;
1090 //Int_t nSACell, iSACell, mclabel;
1092 Double_t cellAmp=0, cellTimeT=0, clusterTime=0, efrac=0;
1093 Int_t nSupMod, nModule, nIphi, nIeta, iphi, ieta, gphi, geta, feta, fphi;
1095 TRefArray *fCaloClusters = new TRefArray();
1096 fESD->GetEMCALClusters( fCaloClusters );
1097 nCluster = fCaloClusters->GetEntries();
1100 // save all cells times if there are clusters
1103 for(Int_t i = 0; i < nColsFeeModule*nModuleCols; i++ ){
1104 for(Int_t j = 0; j < nRowsFeeModule*nModuleRows; j++ ){
1105 cellTime[i][j] = 0.;
1106 cellEnergy[i][j] = 0.;
1111 AliESDCaloCells *fCaloCells = fESD->GetEMCALCells();
1112 //AliVCaloCells fCaloCells = fESD->GetEMCALCells();
1113 nSACell = fCaloCells->GetNumberOfCells();
1114 for(iSACell = 0; iSACell < nSACell; iSACell++ ){
1115 // get the cell info *fCal
1116 fCaloCells->GetCell( iSACell, cellAddr, cellAmp, cellTimeT , mclabel, efrac);
1118 // get cell position
1119 fGeom->GetCellIndex( cellAddr, nSupMod, nModule, nIphi, nIeta );
1120 fGeom->GetCellPhiEtaIndexInSModule( nSupMod,nModule, nIphi, nIeta, iphi, ieta);
1122 // convert co global phi eta
1123 gphi = iphi + nRowsFeeModule*(nSupMod/2);
1124 geta = ieta + nColsFeeModule*(nSupMod%2);
1126 // save cell time and energy
1127 cellTime[geta][gphi] = cellTimeT;
1128 cellEnergy[geta][gphi] = cellAmp;
1133 Int_t nClusterTrig, nClusterTrigCut;
1134 UShort_t *cellAddrs;
1135 Double_t clsE=-999, clsEta=-999, clsPhi=-999;
1136 Float_t clsPos[3] = {0.,0.,0.};
1138 for(Int_t icl=0; icl<fESD->GetNumberOfCaloClusters(); icl++)
1140 AliESDCaloCluster *cluster = fESD->GetCaloCluster(icl);
1141 if(!cluster || !cluster->IsEMCAL()) continue;
1143 // get cluster cells
1144 nCell = cluster->GetNCells();
1146 // get cluster energy
1147 clsE = cluster->E();
1149 // get cluster position
1150 cluster->GetPosition(clsPos);
1151 TVector3 clsPosVec(clsPos[0],clsPos[1],clsPos[2]);
1152 clsEta = clsPosVec.Eta();
1153 clsPhi = clsPosVec.Phi();
1155 // get the cell addresses
1156 cellAddrs = cluster->GetCellsAbsId();
1158 // check if the cluster contains cell, that was marked as triggered
1160 nClusterTrigCut = 0;
1162 // loop the cells to check, if cluser in acceptance
1163 // any cluster with a cell outside acceptance is not considered
1164 for( iCell = 0; iCell < nCell; iCell++ )
1167 //if(clsE>6.0)fCellCheck->Fill(clsE,cellAddrs[iCell]);
1169 // get cell position
1170 fGeom->GetCellIndex( cellAddrs[iCell], nSupMod, nModule, nIphi, nIeta );
1171 fGeom->GetCellPhiEtaIndexInSModule( nSupMod,nModule, nIphi, nIeta, iphi, ieta);
1173 // convert co global phi eta
1174 gphi = iphi + nRowsFeeModule*(nSupMod/2);
1175 geta = ieta + nColsFeeModule*(nSupMod%2);
1177 if( cellTime[geta][gphi] > 0. ){
1178 clusterTime += cellTime[geta][gphi];
1182 // get corresponding FALTRO
1186 // try to match with a triggered
1187 if( ftriggers[feta][fphi]==1)
1190 if( ftriggersCut[feta][fphi]==1)
1191 { nClusterTrigCut++;
1198 clusterTime = clusterTime / (Double_t)gCell;
1199 // fix the reconstriction code time 100ns jumps
1200 if( fESD->GetBunchCrossNumber() % 4 < 2 )
1201 clusterTime -= 0.0000001;
1203 //fClsETime->Fill(clsE,clusterTime);
1204 //fClsEBftTrigCut->Fill(clsE);
1207 //fClsETime1->Fill(clsE,clusterTime);
1211 cluster->SetChi2(1);
1212 //fClsEAftTrigCut1->Fill(clsE);
1215 if(nClusterTrigCut>0){
1216 cluster->SetChi2(2);
1217 //fClsEAftTrigCut2->Fill(clsE);
1220 if(nClusterTrigCut>0 && ( nCell > (1 + clsE / 3)))
1222 cluster->SetChi2(3);
1223 //fClsEAftTrigCut3->Fill(clsE);
1226 if(nClusterTrigCut>0 && (nCell > (1 + clsE / 3) )&&( clusterTime > fTimeCutLow && clusterTime < fTimeCutHigh ))
1228 // cluster->SetChi2(4);
1229 //fClsEAftTrigCut4->Fill(clsE);
1231 if(nClusterTrigCut<1)
1233 cluster->SetChi2(0);
1235 //fClsEAftTrigCut->Fill(clsE);