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)
156 fPID = new AliHFEpid("hfePid");
157 fTrackCuts = new AliESDtrackCuts();
159 // Define input and output slots here
160 // Input slot #0 works with a TChain
161 DefineInput(0, TChain::Class());
162 // Output slot #0 id reserved by the base class for AOD
163 // Output slot #1 writes into a TH1 container
164 // DefineOutput(1, TH1I::Class());
165 DefineOutput(1, TList::Class());
166 // DefineOutput(3, TTree::Class());
169 //________________________________________________________________________
170 AliAnalysisTaskHFECal::AliAnalysisTaskHFECal()
171 : AliAnalysisTaskSE("DefaultAnalysis_AliAnalysisTaskHFECal")
179 ,fIdentifiedAsOutInz(kFALSE)
180 ,fPassTheEventCut(kFALSE)
181 ,fRejectKinkMother(kFALSE)
187 ,fOpeningAngleCut(0.1)
207 ,fTrackPtBefTrkCuts(0)
208 ,fTrackPtAftTrkCuts(0)
229 ,fIncpTMCM20hfeAll(0)
239 //Default constructor
240 fPID = new AliHFEpid("hfePid");
242 fTrackCuts = new AliESDtrackCuts();
245 // Define input and output slots here
246 // Input slot #0 works with a TChain
247 DefineInput(0, TChain::Class());
248 // Output slot #0 id reserved by the base class for AOD
249 // Output slot #1 writes into a TH1 container
250 // DefineOutput(1, TH1I::Class());
251 DefineOutput(1, TList::Class());
252 //DefineOutput(3, TTree::Class());
254 //_________________________________________
256 AliAnalysisTaskHFECal::~AliAnalysisTaskHFECal()
268 //_________________________________________
270 void AliAnalysisTaskHFECal::UserExec(Option_t*)
273 //Called for each event
275 // create pointer to event
276 fESD = dynamic_cast<AliESDEvent*>(InputEvent());
278 printf("ERROR: fESD not available\n");
283 AliError("HFE cuts not available");
287 if(!fPID->IsInitialized()){
288 // Initialize PID with the given run number
289 AliWarning("PID not initialised, get from Run no");
290 fPID->InitializePID(fESD->GetRunNumber());
293 if(fmcData)fMC = MCEvent();
294 AliStack* stack = NULL;
295 if(fmcData && fMC)stack = fMC->Stack();
298 AliCentrality *centrality = fESD->GetCentrality();
299 cent = centrality->GetCentralityPercentile("V0M");
301 //---- fill MC track info
304 Int_t nParticles = stack->GetNtrack();
305 for (Int_t iParticle = 0; iParticle < nParticles; iParticle++) {
306 TParticle* particle = stack->Particle(iParticle);
307 int fPDG = particle->GetPdgCode();
308 double mcZvertex = fMC->GetPrimaryVertex()->GetZ();
309 double pTMC = particle->Pt();
310 double proR = particle->R();
311 double etaMC = particle->Eta();
312 if(fabs(etaMC)>0.6)continue;
313 Bool_t mcInDtoE= kFALSE;
314 Bool_t mcInBtoE= kFALSE;
316 if(particle->GetFirstMother()>-1 && fabs(fPDG)==11)
318 int parentPID = stack->Particle(particle->GetFirstMother())->GetPdgCode();
319 if((fabs(parentPID)==411 || fabs(parentPID)==413 || fabs(parentPID)==421 || fabs(parentPID)==423 || fabs(parentPID)==431)&& fabs(fPDG)==11)mcInDtoE = kTRUE;
320 if((fabs(parentPID)==511 || fabs(parentPID)==513 || fabs(parentPID)==521 || fabs(parentPID)==523 || fabs(parentPID)==531)&& fabs(fPDG)==11)mcInBtoE = kTRUE;
321 if((mcInBtoE || mcInDtoE) && fabs(mcZvertex)<10.0)fInputHFEMC->Fill(cent,pTMC);
324 if(proR<7.0 && fabs(fPDG)==11)fInputAlle->Fill(cent,pTMC);
331 Int_t fNOtrks = fESD->GetNumberOfTracks();
332 const AliESDVertex *pVtx = fESD->GetPrimaryVertex();
334 Double_t pVtxZ = -999;
335 pVtxZ = pVtx->GetZ();
337 if(TMath::Abs(pVtxZ)>10) return;
340 if(fNOtrks<2) return;
343 AliPIDResponse *pidResponse = fInputHandler->GetPIDResponse();
345 AliDebug(1, "Using default PID Response");
346 pidResponse = AliHFEtools::GetDefaultPID(kFALSE, fInputEvent->IsA() == AliAODEvent::Class());
349 fPID->SetPIDResponse(pidResponse);
351 fCFM->SetRecEventInfo(fESD);
353 //Float_t cent = -1.;
354 //AliCentrality *centrality = fESD->GetCentrality();
355 //cent = centrality->GetCentralityPercentile("V0M");
358 //if(cent>90.) return;
362 FindTriggerClusters();
365 for(Int_t iCluster=0; iCluster<fESD->GetNumberOfCaloClusters(); iCluster++)
367 AliESDCaloCluster *clust = fESD->GetCaloCluster(iCluster);
370 double clustE = clust->E();
371 float emcx[3]; // cluster pos
372 clust->GetPosition(emcx);
373 TVector3 clustpos(emcx[0],emcx[1],emcx[2]);
374 double emcphi = clustpos.Phi();
375 double emceta = clustpos.Eta();
377 calInfo[0] = emcphi; calInfo[1] = emceta; calInfo[2] = clustE; calInfo[3] = cent; calInfo[4] = clust->Chi2();
378 //if(clustE>1.5)fEMCAccE->Fill(calInfo);
379 //if(fqahist==1 && clustE>1.5)fEMCAccE->Fill(calInfo);
384 for (Int_t iTracks = 0; iTracks < fESD->GetNumberOfTracks(); iTracks++) {
385 AliESDtrack* track = fESD->GetTrack(iTracks);
387 printf("ERROR: Could not receive track %d\n", iTracks);
391 Bool_t mcPho = kFALSE;
392 Bool_t mcDtoE= kFALSE;
393 Bool_t mcBtoE= kFALSE;
396 double mcMompT = 0.0;
397 if(fmcData && fMC && stack)
399 Int_t label = TMath::Abs(track->GetLabel());
400 TParticle* particle = stack->Particle(label);
401 int mcpid = particle->GetPdgCode();
402 mcpT = particle->Pt();
403 //printf("MCpid = %d",mcpid);
404 if(particle->GetFirstMother()>-1)
406 int parentPID = stack->Particle(particle->GetFirstMother())->GetPdgCode();
407 mcMompT = stack->Particle(particle->GetFirstMother())->Pt();
408 if((parentPID==22 || parentPID==111 || parentPID==221)&& fabs(mcpid)==11)mcPho = kTRUE;
409 if((fabs(parentPID)==411 || fabs(parentPID)==413 || fabs(parentPID)==421 || fabs(parentPID)==423 || fabs(parentPID)==431)&& fabs(mcpid)==11)mcDtoE = kTRUE;
410 if((fabs(parentPID)==511 || fabs(parentPID)==513 || fabs(parentPID)==521 || fabs(parentPID)==523 || fabs(parentPID)==531)&& fabs(mcpid)==11)mcBtoE = kTRUE;
412 if(fabs(mcpid)==11 && mcDtoE)mcele= 1.;
413 if(fabs(mcpid)==11 && mcBtoE)mcele= 2.;
414 if(fabs(mcpid)==11 && mcPho)mcele= 3.;
417 if(TMath::Abs(track->Eta())>0.6) continue;
418 if(TMath::Abs(track->Pt()<2.0)) continue;
420 fTrackPtBefTrkCuts->Fill(track->Pt());
421 // RecKine: ITSTPC cuts
422 if(!ProcessCutStep(AliHFEcuts::kStepRecKineITSTPC, track)) continue;
425 if(fRejectKinkMother) { // Quick and dirty fix to reject both kink mothers and daughters
426 if(track->GetKinkIndex(0) != 0) continue;
430 if(!ProcessCutStep(AliHFEcuts::kStepRecPrim, track)) continue;
432 // HFEcuts: ITS layers cuts
433 if(!ProcessCutStep(AliHFEcuts::kStepHFEcutsITS, track)) continue;
435 // HFE cuts: TPC PID cleanup
436 if(!ProcessCutStep(AliHFEcuts::kStepHFEcutsTPC, track)) continue;
438 int nTPCcl = track->GetTPCNcls();
439 int nTPCclF = track->GetTPCNclsF();
440 int nITS = track->GetNcls(0);
442 fTrackPtAftTrkCuts->Fill(track->Pt());
444 Double_t mom = -999., eop=-999., pt = -999., dEdx=-999., fTPCnSigma=-10, phi=-999., eta=-999.;
448 // Track extrapolation
450 Int_t charge = track->Charge();
455 dEdx = track->GetTPCsignal();
456 fTPCnSigma = fPID->GetPIDResponse() ? fPID->GetPIDResponse()->NumberOfSigmasTPC(track, AliPID::kElectron) : 1000;
458 double ncells = -1.0;
462 double rmatch = -1.0;
463 double nmatch = -1.0;
464 double oppstatus = 0.0;
466 Bool_t fFlagPhotonicElec = kFALSE;
467 Bool_t fFlagConvinatElec = kFALSE;
469 Int_t clsId = track->GetEMCALcluster();
471 AliESDCaloCluster *clust = fESD->GetCaloCluster(clsId);
472 if(clust && clust->IsEMCAL()){
474 double clustE = clust->E();
475 eop = clustE/fabs(mom);
476 //double clustT = clust->GetTOF();
477 ncells = clust->GetNCells();
478 m02 = clust->GetM02();
479 m20 = clust->GetM20();
480 disp = clust->GetDispersion();
481 double delphi = clust->GetTrackDx();
482 double deleta = clust->GetTrackDz();
483 rmatch = sqrt(pow(delphi,2)+pow(deleta,2));
484 nmatch = clust->GetNTracksMatched();
486 if(fTPCnSigma>-1.5 && fTPCnSigma<3.0)
488 SelectPhotonicElectron(iTracks,cent,track,fFlagPhotonicElec,fFlagConvinatElec,fTPCnSigma,m20,eop,mcele);
490 if(fFlagPhotonicElec)oppstatus = 1.0;
491 if(fFlagConvinatElec)oppstatus = 2.0;
492 if(fFlagPhotonicElec && fFlagConvinatElec)oppstatus = 3.0;
495 valdedx[0] = pt; valdedx[1] = nITS; valdedx[2] = phi; valdedx[3] = eta; valdedx[4] = fTPCnSigma;
496 valdedx[5] = eop; valdedx[6] = rmatch; valdedx[7] = ncells, valdedx[8] = nTPCclF; valdedx[9] = m20; valdedx[10] = mcpT;
497 valdedx[11] = cent; valdedx[12] = charge; valdedx[13] = oppstatus; valdedx[14] = nTPCcl;
499 if(fqahist==1)fEleInfo->Fill(valdedx);
505 if(nITS<2.5)continue;
506 if(nTPCcl<100)continue;
508 CheckNclust->Fill(nTPCcl);
509 CheckNits->Fill(nITS);
511 fdEdxBef->Fill(mom,fTPCnSigma);
512 fTPCnsigma->Fill(mom,fTPCnSigma);
513 if(fTPCnSigma >= -1.0 && fTPCnSigma <= 3)fTrkEovPBef->Fill(pt,eop);
519 AliHFEpidObject hfetrack;
520 hfetrack.SetAnalysisType(AliHFEpidObject::kESDanalysis);
521 hfetrack.SetRecTrack(track);
523 if((0.0< cent) && (cent<5.0)) binct = 0.5;
524 if((5.0< cent) && (cent<10.0)) binct = 1.5;
525 if((10.0< cent) && (cent<20.0)) binct = 2.5;
526 if((20.0< cent) && (cent<30.0)) binct = 3.5;
527 if((30.0< cent) && (cent<40.0)) binct = 4.5;
528 if((40.0< cent) && (cent<50.0)) binct = 5.5;
529 if((50.0< cent) && (cent<60.0)) binct = 6.5;
530 if((60.0< cent) && (cent<70.0)) binct = 7.5;
531 if((70.0< cent) && (cent<80.0)) binct = 8.5;
532 if((80.0< cent) && (cent<90.0)) binct = 9.5;
533 if((90.0< cent) && (cent<100.0)) binct = 10.5;
535 hfetrack.SetCentrality((int)binct); //added
537 if(!fPID->IsSelected(&hfetrack, NULL, "", fPIDqa)) pidpassed = 0;
539 if(pidpassed==0) continue;
541 fTrkEovPAft->Fill(pt,eop);
542 fdEdxAft->Fill(mom,fTPCnSigma);
545 fIncpT->Fill(cent,pt);
546 if(fFlagPhotonicElec) fPhoElecPt->Fill(cent,pt);
547 if(fFlagConvinatElec) fSameElecPt->Fill(cent,pt);
549 if(m20>0.0 && m20<0.3)
551 fIncpTM20->Fill(cent,pt);
552 if(fFlagPhotonicElec) fPhoElecPtM20->Fill(cent,pt);
553 if(fFlagConvinatElec) fSameElecPtM20->Fill(cent,pt);
560 fIncpTMChfeAll->Fill(cent,pt);
561 if(m20>0.0 && m20<0.3)fIncpTMCM20hfeAll->Fill(cent,pt);
565 fIncpTMChfe->Fill(cent,pt);
566 if(m20>0.0 && m20<0.3)fIncpTMCM20hfe->Fill(cent,pt);
573 phoval[2] = fTPCnSigma;
575 fIncpTMCpho->Fill(phoval);
576 if(fFlagPhotonicElec) fPhoElecPtMC->Fill(phoval);
577 if(fFlagConvinatElec) fSameElecPtMC->Fill(phoval);
579 if(m20>0.0 && m20<0.3)
581 fIncpTMCM20pho->Fill(phoval);
582 if(fFlagPhotonicElec) fPhoElecPtMCM20->Fill(phoval);
583 if(fFlagConvinatElec) fSameElecPtMCM20->Fill(phoval);
588 PostData(1, fOutputList);
590 //_________________________________________
591 void AliAnalysisTaskHFECal::UserCreateOutputObjects()
595 //Bool_t mcData = kFALSE;
596 if(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler())
599 printf("+++++ MC Data available");
603 printf("++++++++= MC analysis \n");
607 printf("++++++++ real data analysis \n");
610 printf("+++++++ QA hist %d",fqahist);
613 fGeom = AliEMCALGeometry::GetInstance("EMCAL_COMPLETEV1");
615 //--------Initialize PID
616 //fPID->SetHasMCData(kFALSE);
617 fPID->SetHasMCData(fmcData);
618 if(!fPID->GetNumberOfPIDdetectors())
620 fPID->AddDetector("TPC", 0);
621 fPID->AddDetector("EMCAL", 1);
625 const char *cutmodel;
627 params[0] = -1.0; //sigma min
628 double maxnSig = 3.0;
631 params[0] = -5.0; //sigma min
635 for(Int_t a=0;a<11;a++)fPID->ConfigureTPCcentralityCut(a,cutmodel,params,maxnSig);
637 fPID->SortDetectors();
638 fPIDqa = new AliHFEpidQAmanager();
639 fPIDqa->Initialize(fPID);
641 //------- fcut --------------
642 fCuts = new AliHFEcuts();
643 fCuts->CreateStandardCuts();
644 //fCuts->SetMinNClustersTPC(100);
645 fCuts->SetMinNClustersTPC(90);
646 fCuts->SetMinRatioTPCclusters(0.6);
647 fCuts->SetTPCmodes(AliHFEextraCuts::kFound, AliHFEextraCuts::kFoundOverFindable);
648 //fCuts->SetMinNClustersITS(3);
649 fCuts->SetMinNClustersITS(2);
650 fCuts->SetCutITSpixel(AliHFEextraCuts::kAny);
651 fCuts->SetCheckITSLayerStatus(kFALSE);
652 fCuts->SetVertexRange(10.);
653 fCuts->SetTOFPIDStep(kFALSE);
654 fCuts->SetPtRange(2, 50);
655 fCuts->SetMaxImpactParam(3.,3.);
657 //--------Initialize correction Framework and Cuts
658 fCFM = new AliCFManager;
659 const Int_t kNcutSteps = AliHFEcuts::kNcutStepsMCTrack + AliHFEcuts::kNcutStepsRecTrack + AliHFEcuts::kNcutStepsDETrack;
660 fCFM->SetNStepParticle(kNcutSteps);
661 for(Int_t istep = 0; istep < kNcutSteps; istep++)
662 fCFM->SetParticleCutsList(istep, NULL);
665 AliWarning("Cuts not available. Default cuts will be used");
666 fCuts = new AliHFEcuts;
667 fCuts->CreateStandardCuts();
669 fCuts->Initialize(fCFM);
671 //---------Output Tlist
672 fOutputList = new TList();
673 fOutputList->SetOwner();
674 fOutputList->Add(fPIDqa->MakeList("PIDQA"));
676 fNoEvents = new TH1F("fNoEvents","",4,-0.5,3.5) ;
677 fOutputList->Add(fNoEvents);
679 Int_t binsE[5] = {250, 100, 1000, 200, 10};
680 Double_t xminE[5] = {1.0, -1, 0.0, 0, -0.5};
681 Double_t xmaxE[5] = {3.5, 1, 100.0, 100, 9.5};
682 fEMCAccE = new THnSparseD("fEMCAccE","EMC acceptance & E;#eta;#phi;Energy;Centrality;trugCondition;",5,binsE,xminE,xmaxE);
683 if(fqahist==1)fOutputList->Add(fEMCAccE);
685 fTrkpt = new TH1F("fTrkpt","track pt",100,0,50);
686 fOutputList->Add(fTrkpt);
688 fTrackPtBefTrkCuts = new TH1F("fTrackPtBefTrkCuts","track pt before track cuts",100,0,50);
689 fOutputList->Add(fTrackPtBefTrkCuts);
691 fTrackPtAftTrkCuts = new TH1F("fTrackPtAftTrkCuts","track pt after track cuts",100,0,50);
692 fOutputList->Add(fTrackPtAftTrkCuts);
694 fTPCnsigma = new TH2F("fTPCnsigma", "TPC - n sigma",100,0,50,200,-10,10);
695 fOutputList->Add(fTPCnsigma);
697 fTrkEovPBef = new TH2F("fTrkEovPBef","track E/p before HFE pid",100,0,50,100,0,2);
698 fOutputList->Add(fTrkEovPBef);
700 fTrkEovPAft = new TH2F("fTrkEovPAft","track E/p after HFE pid",100,0,50,100,0,2);
701 fOutputList->Add(fTrkEovPAft);
703 fdEdxBef = new TH2F("fdEdxBef","track dEdx vs p before HFE pid",100,0,50,200,-10,10);
704 fOutputList->Add(fdEdxBef);
706 fdEdxAft = new TH2F("fdEdxAft","track dEdx vs p after HFE pid",100,0,50,200,-10,10);
707 fOutputList->Add(fdEdxAft);
709 fIncpT = new TH2F("fIncpT","HFE pid electro vs. centrality",200,0,100,100,0,50);
710 fOutputList->Add(fIncpT);
712 fIncpTM20 = new TH2F("fIncpTM20","HFE pid electro vs. centrality with M20",200,0,100,100,0,50);
713 fOutputList->Add(fIncpTM20);
715 Int_t nBinspho[9] = { 200, 100, 500, 12, 50, 4, 200, 8, 100};
716 Double_t minpho[9] = { 0., 0., 0., -2.5, 0, -0.5, 0,-1.5, 0};
717 Double_t maxpho[9] = {100., 50., 0.5, 3.5, 1, 3.5, 2, 6.5, 50};
719 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);
720 fOutputList->Add(fInvmassLS);
722 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);
723 fOutputList->Add(fInvmassULS);
725 fOpeningAngleLS = new TH1F("fOpeningAngleLS","Opening angle for LS pairs",100,0,1);
726 fOutputList->Add(fOpeningAngleLS);
728 fOpeningAngleULS = new TH1F("fOpeningAngleULS","Opening angle for ULS pairs",100,0,1);
729 fOutputList->Add(fOpeningAngleULS);
731 fPhotoElecPt = new TH1F("fPhotoElecPt", "photonic electron pt",100,0,50);
732 fOutputList->Add(fPhotoElecPt);
734 fPhoElecPt = new TH2F("fPhoElecPt", "Pho-inclusive electron pt",200,0,100,100,0,50);
735 fOutputList->Add(fPhoElecPt);
737 fPhoElecPtM20 = new TH2F("fPhoElecPtM20", "Pho-inclusive electron pt with M20",200,0,100,100,0,50);
738 fOutputList->Add(fPhoElecPtM20);
740 fSameElecPt = new TH2F("fSameElecPt", "Same-inclusive electron pt",200,0,100,100,0,50);
741 fOutputList->Add(fSameElecPt);
743 fSameElecPtM20 = new TH2F("fSameElecPtM20", "Same-inclusive electron pt with M20",200,0,100,100,0,50);
744 fOutputList->Add(fSameElecPtM20);
746 fCent = new TH1F("fCent","Centrality",200,0,100) ;
747 fOutputList->Add(fCent);
749 // Make common binning
750 const Double_t kMinP = 0.;
751 const Double_t kMaxP = 50.;
752 //const Double_t kTPCSigMim = 40.;
753 //const Double_t kTPCSigMax = 140.;
755 // 1st histogram: TPC dEdx with/without EMCAL (p, pT, TPC Signal, phi, eta, Sig, e/p, ,match, cell, M02, M20, Disp, Centrality, select)
756 Int_t nBins[16] = { 250, 10, 60, 20, 100, 300, 50, 40, 200, 200, 250, 200, 3, 5, 100, 8};
757 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};
758 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};
759 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);
760 if(fqahist==1)fOutputList->Add(fEleInfo);
764 fClsEBftTrigCut = new TH1F("fClsEBftTrigCut","cluster E before trigger selection",1000,0,100);
765 fOutputList->Add(fClsEBftTrigCut);
767 fClsEAftTrigCut = new TH1F("fClsEAftTrigCut","cluster E if cls has 0 trigcut channel",1000,0,100);
768 fOutputList->Add(fClsEAftTrigCut);
770 fClsEAftTrigCut1 = new TH1F("fClsEAftTrigCut1","cluster E if cls with trig channel",1000,0,100);
771 fOutputList->Add(fClsEAftTrigCut1);
773 fClsEAftTrigCut2 = new TH1F("fClsEAftTrigCut2","cluster E if cls with trigcut channel",1000,0,100);
774 fOutputList->Add(fClsEAftTrigCut2);
776 fClsEAftTrigCut3 = new TH1F("fClsEAftTrigCut3","cluster E if cls with trigcut channel + nCell>Ecorrect",1000,0,100);
777 fOutputList->Add(fClsEAftTrigCut3);
779 fClsEAftTrigCut4 = new TH1F("fClsEAftTrigCut4","cluster E if cls with trigcut channel + nCell>Ecorrect + cls time cut",1000,0,100);
780 fOutputList->Add(fClsEAftTrigCut4);
782 fClsETime = new TH2F("fClsETime", "Cls time vs E; E; time;",1000,0,100,1000,-0.0000002,0.0000009);
783 fOutputList->Add(fClsETime);
785 fClsETime1 = new TH2F("fClsETime1", "Cls time vs E if cls contains trigger channel; E; time;",1000,0,100,1000,-0.0000002,0.0000009);
786 fOutputList->Add(fClsETime1);
788 fTrigTimes = new TH1F("fTrigTimes", "Trigger time; time; N;",25,0,25);
789 fOutputList->Add(fTrigTimes);
791 fCellCheck = new TH2F("fCellCheck", "Cell vs E; E GeV; Cell ID",10,6,26,12000,0,12000);
792 fOutputList->Add(fCellCheck);
796 fInputHFEMC = new TH2F("fInputHFEMC","Input MC HFE pid electro vs. centrality",200,0,100,100,0,50);
797 fOutputList->Add(fInputHFEMC);
799 fInputAlle = new TH2F("fInputAlle","Input MC electro vs. centrality",200,0,100,100,0,50);
800 fOutputList->Add(fInputAlle);
802 fIncpTMChfe = new TH2F("fIncpTMChfe","MC HFE pid electro vs. centrality",200,0,100,100,0,50);
803 fOutputList->Add(fIncpTMChfe);
805 fIncpTMChfeAll = new TH2F("fIncpTMChfeAll","MC Alle pid electro vs. centrality",200,0,100,100,0,50);
806 fOutputList->Add(fIncpTMChfeAll);
808 fIncpTMCM20hfe = new TH2F("fIncpTMCM20hfe","MC HFE pid electro vs. centrality with M20",200,0,100,100,0,50);
809 fOutputList->Add(fIncpTMCM20hfe);
811 fIncpTMCM20hfeAll = new TH2F("fIncpTMCM20hfeAll","MC Alle pid electro vs. centrality with M20",200,0,100,100,0,50);
812 fOutputList->Add(fIncpTMCM20hfeAll);
815 Int_t nBinspho2[3] = { 200, 100, 7};
816 Double_t minpho2[3] = { 0., 0., -2.5};
817 Double_t maxpho2[3] = {100., 50., 4.5};
819 fIncpTMCpho = new THnSparseD("fIncpTMCpho","MC Pho pid electro vs. centrality",3,nBinspho2,minpho2,maxpho2);
820 fOutputList->Add(fIncpTMCpho);
822 fIncpTMCM20pho = new THnSparseD("fIncpTMCM20pho","MC Pho pid electro vs. centrality with M20",3,nBinspho2,minpho2,maxpho2);
823 fOutputList->Add(fIncpTMCM20pho);
825 fPhoElecPtMC = new THnSparseD("fPhoElecPtMC", "MC Pho-inclusive electron pt",3,nBinspho2,minpho2,maxpho2);
826 fOutputList->Add(fPhoElecPtMC);
828 fPhoElecPtMCM20 = new THnSparseD("fPhoElecPtMCM20", "MC Pho-inclusive electron pt with M20",3,nBinspho2,minpho2,maxpho2);
829 fOutputList->Add(fPhoElecPtMCM20);
831 fSameElecPtMC = new THnSparseD("fSameElecPtMC", "MC Same-inclusive electron pt",3,nBinspho2,minpho2,maxpho2);
832 fOutputList->Add(fSameElecPtMC);
834 fSameElecPtMCM20 = new THnSparseD("fSameElecPtMCM20", "MC Same-inclusive electron pt with M20",3,nBinspho2,minpho2,maxpho2);
835 fOutputList->Add(fSameElecPtMCM20);
837 CheckNclust = new TH1D("CheckNclust","cluster check",200,0,200);
838 fOutputList->Add(CheckNclust);
840 CheckNits = new TH1D("CheckNits","ITS cluster check",8,-0.5,7.5);
841 fOutputList->Add(CheckNits);
843 PostData(1,fOutputList);
846 //________________________________________________________________________
847 void AliAnalysisTaskHFECal::Terminate(Option_t *)
849 // Info("Terminate");
850 AliAnalysisTaskSE::Terminate();
853 //________________________________________________________________________
854 Bool_t AliAnalysisTaskHFECal::ProcessCutStep(Int_t cutStep, AliVParticle *track)
856 // Check single track cuts for a given cut step
857 const Int_t kMCOffset = AliHFEcuts::kNcutStepsMCTrack;
858 if(!fCFM->CheckParticleCuts(cutStep + kMCOffset, track)) return kFALSE;
861 //_________________________________________
862 //void AliAnalysisTaskHFECal::SelectPhotonicElectron(Int_t itrack, Double_t cent, AliESDtrack *track, Bool_t &fFlagPhotonicElec)
863 //void AliAnalysisTaskHFECal::SelectPhotonicElectron(Int_t itrack, Double_t cent, AliESDtrack *track, Bool_t &fFlagPhotonicElec, Bool_t &fFlagConvinatElec, Double_t nSig)
864 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)
866 //Identify non-heavy flavour electrons using Invariant mass method
868 fTrackCuts->SetAcceptKinkDaughters(kFALSE);
869 fTrackCuts->SetRequireTPCRefit(kTRUE);
870 fTrackCuts->SetRequireITSRefit(kTRUE);
871 fTrackCuts->SetEtaRange(-0.9,0.9);
872 //fTrackCuts->SetRequireSigmaToVertex(kTRUE);
873 fTrackCuts->SetMaxChi2PerClusterTPC(3.5);
874 fTrackCuts->SetMinNClustersTPC(90);
876 const AliESDVertex *pVtx = fESD->GetPrimaryVertex();
878 Bool_t flagPhotonicElec = kFALSE;
879 Bool_t flagConvinatElec = kFALSE;
881 //for(Int_t jTracks = itrack+1; jTracks<fESD->GetNumberOfTracks(); jTracks++){
882 for(Int_t jTracks = 0; jTracks<fESD->GetNumberOfTracks(); jTracks++){
883 AliESDtrack* trackAsso = fESD->GetTrack(jTracks);
885 printf("ERROR: Could not receive track %d\n", jTracks);
888 if(itrack==jTracks)continue;
890 Double_t dEdxAsso = -999., ptPrim=-999., ptAsso=-999., openingAngle = -999.;
891 Double_t mass=999., width = -999;
892 Bool_t fFlagLS=kFALSE, fFlagULS=kFALSE;
894 ptPrim = track->Pt();
896 dEdxAsso = trackAsso->GetTPCsignal();
897 ptAsso = trackAsso->Pt();
898 Int_t chargeAsso = trackAsso->Charge();
899 Int_t charge = track->Charge();
902 if(ptAsso <0.5) continue;
903 if(!fTrackCuts->AcceptTrack(trackAsso)) continue;
904 if(dEdxAsso <65 || dEdxAsso>100) continue; //11a pass1
906 Int_t fPDGe1 = 11; Int_t fPDGe2 = 11;
907 if(charge>0) fPDGe1 = -11;
908 if(chargeAsso>0) fPDGe2 = -11;
910 //printf("chargeAsso = %d\n",chargeAsso);
911 //printf("charge = %d\n",charge);
912 if(charge == chargeAsso) fFlagLS = kTRUE;
913 if(charge != chargeAsso) fFlagULS = kTRUE;
915 //printf("fFlagLS = %d\n",fFlagLS);
916 //printf("fFlagULS = %d\n",fFlagULS);
919 AliKFParticle ge1(*track, fPDGe1);
920 AliKFParticle ge2(*trackAsso, fPDGe2);
921 AliKFParticle recg(ge1, ge2);
923 if(recg.GetNDF()<1) continue;
924 Double_t chi2recg = recg.GetChi2()/recg.GetNDF();
925 if(TMath::Sqrt(TMath::Abs(chi2recg))>3.) continue;
927 AliKFVertex primV(*pVtx);
929 recg.SetProductionVertex(primV);
931 recg.SetMassConstraint(0,0.0001);
933 openingAngle = ge1.GetAngle(ge2);
934 if(fFlagLS) fOpeningAngleLS->Fill(openingAngle);
935 if(fFlagULS) fOpeningAngleULS->Fill(openingAngle);
938 recg.GetMass(mass,width);
941 if(shower>0.0 && shower<0.3)ishower = 1;
948 phoinfo[4] = openingAngle;
949 phoinfo[5] = ishower;
954 if(fFlagLS) fInvmassLS->Fill(phoinfo);
955 if(fFlagULS) fInvmassULS->Fill(phoinfo);
957 //printf("fInvmassCut %f\n",fInvmassCut);
958 //printf("openingAngle %f\n",fOpeningAngleCut);
960 if(openingAngle > fOpeningAngleCut) continue;
962 if(mass<fInvmassCut && fFlagULS && !flagPhotonicElec){
963 flagPhotonicElec = kTRUE;
965 if(mass<fInvmassCut && fFlagLS && !flagConvinatElec){
966 flagConvinatElec = kTRUE;
970 fFlagPhotonicElec = flagPhotonicElec;
971 fFlagConvinatElec = flagConvinatElec;
976 //_________________________________________
977 void AliAnalysisTaskHFECal::FindTriggerClusters()
980 const int nModuleCols = 2;
981 const int nModuleRows = 5;
982 const int nColsFeeModule = 48;
983 const int nRowsFeeModule = 24;
984 const int nColsFaltroModule = 24;
985 const int nRowsFaltroModule = 12;
986 //const int faltroWidthMax = 20;
988 // part 1, trigger extraction -------------------------------------
989 Int_t globCol, globRow;
990 //Int_t ntimes=0, nTrigChannel=0, nTrigChannelCut=0, trigInCut=0;
991 Int_t ntimes=0, nTrigChannel=0, nTrigChannelCut=0;
993 //Int_t trigtimes[faltroWidthMax];
994 Double_t cellTime[nColsFeeModule*nModuleCols][nRowsFeeModule*nModuleRows];
995 Double_t cellEnergy[nColsFeeModule*nModuleCols][nRowsFeeModule*nModuleRows];
996 //Double_t fTrigCutLow = 6;
997 //Double_t fTrigCutHigh = 10;
998 Double_t fTimeCutLow = 469e-09;
999 Double_t fTimeCutHigh = 715e-09;
1001 AliESDCaloTrigger * fCaloTrigger = fESD->GetCaloTrigger( "EMCAL" );
1003 // erase trigger maps
1004 for(Int_t i = 0; i < nColsFaltroModule*nModuleCols; i++ )
1006 for(Int_t j = 0; j < nRowsFaltroModule*nModuleRows; j++ )
1008 ftriggersCut[i][j] = 0;
1009 ftriggers[i][j] = 0;
1010 ftriggersTime[i][j] = 0;
1014 Int_t iglobCol=0, iglobRow=0;
1015 // go through triggers
1016 if( fCaloTrigger->GetEntries() > 0 )
1019 fCaloTrigger->Reset();
1020 while( fCaloTrigger->Next() )
1022 fCaloTrigger->GetPosition( globCol, globRow );
1023 fCaloTrigger->GetNL0Times( ntimes );
1026 if( ntimes < 1 ) continue;
1027 // get precise timings
1028 fCaloTrigger->GetL0Times( trigtimes );
1030 for(Int_t i = 0; i < ntimes; i++ )
1032 // save the first trigger time in channel
1033 if( i == 0 || triggersTime[globCol][globRow] > trigtimes[i] )
1034 triggersTime[globCol][globRow] = trigtimes[i];
1035 //printf("trigger times: %d\n",trigtimes[i]);
1037 if(trigtimes[i] > fTrigCutLow && trigtimes[i] < fTrigCutHigh )
1040 fTrigTimes->Fill(trigtimes[i]);
1044 //L1 analysis from AliAnalysisTaskEMCALTriggerQA
1046 fCaloTrigger->GetTriggerBits(bit);
1049 fCaloTrigger->GetL1TimeSum(ts);
1050 if (ts > 0)ftriggers[globCol][globRow] = 1;
1051 // number of triggered channels in event
1054 if(ts>0 && (bit >> 6 & 0x1))
1059 ftriggersCut[globCol][globRow] = 1;
1062 } // calo trigger entries
1063 } // has calo trigger entries
1065 // part 2 go through the clusters here -----------------------------------
1066 Int_t nCluster=0, nCell=0, iCell=0, gCell=0;
1067 Short_t cellAddr, nSACell, mclabel;
1068 //Int_t nSACell, iSACell, mclabel;
1070 Double_t cellAmp=0, cellTimeT=0, clusterTime=0, efrac=0;
1071 Int_t nSupMod, nModule, nIphi, nIeta, iphi, ieta, gphi, geta, feta, fphi;
1073 TRefArray *fCaloClusters = new TRefArray();
1074 fESD->GetEMCALClusters( fCaloClusters );
1075 nCluster = fCaloClusters->GetEntries();
1078 // save all cells times if there are clusters
1081 for(Int_t i = 0; i < nColsFeeModule*nModuleCols; i++ ){
1082 for(Int_t j = 0; j < nRowsFeeModule*nModuleRows; j++ ){
1083 cellTime[i][j] = 0.;
1084 cellEnergy[i][j] = 0.;
1089 AliESDCaloCells *fCaloCells = fESD->GetEMCALCells();
1090 //AliVCaloCells fCaloCells = fESD->GetEMCALCells();
1091 nSACell = fCaloCells->GetNumberOfCells();
1092 for(iSACell = 0; iSACell < nSACell; iSACell++ ){
1093 // get the cell info *fCal
1094 fCaloCells->GetCell( iSACell, cellAddr, cellAmp, cellTimeT , mclabel, efrac);
1096 // get cell position
1097 fGeom->GetCellIndex( cellAddr, nSupMod, nModule, nIphi, nIeta );
1098 fGeom->GetCellPhiEtaIndexInSModule( nSupMod,nModule, nIphi, nIeta, iphi, ieta);
1100 // convert co global phi eta
1101 gphi = iphi + nRowsFeeModule*(nSupMod/2);
1102 geta = ieta + nColsFeeModule*(nSupMod%2);
1104 // save cell time and energy
1105 cellTime[geta][gphi] = cellTimeT;
1106 cellEnergy[geta][gphi] = cellAmp;
1111 Int_t nClusterTrig, nClusterTrigCut;
1112 UShort_t *cellAddrs;
1113 Double_t clsE=-999, clsEta=-999, clsPhi=-999;
1114 Float_t clsPos[3] = {0.,0.,0.};
1116 for(Int_t icl=0; icl<fESD->GetNumberOfCaloClusters(); icl++)
1118 AliESDCaloCluster *cluster = fESD->GetCaloCluster(icl);
1119 if(!cluster || !cluster->IsEMCAL()) continue;
1121 // get cluster cells
1122 nCell = cluster->GetNCells();
1124 // get cluster energy
1125 clsE = cluster->E();
1127 // get cluster position
1128 cluster->GetPosition(clsPos);
1129 TVector3 clsPosVec(clsPos[0],clsPos[1],clsPos[2]);
1130 clsEta = clsPosVec.Eta();
1131 clsPhi = clsPosVec.Phi();
1133 // get the cell addresses
1134 cellAddrs = cluster->GetCellsAbsId();
1136 // check if the cluster contains cell, that was marked as triggered
1138 nClusterTrigCut = 0;
1140 // loop the cells to check, if cluser in acceptance
1141 // any cluster with a cell outside acceptance is not considered
1142 for( iCell = 0; iCell < nCell; iCell++ )
1145 //if(clsE>6.0)fCellCheck->Fill(clsE,cellAddrs[iCell]);
1147 // get cell position
1148 fGeom->GetCellIndex( cellAddrs[iCell], nSupMod, nModule, nIphi, nIeta );
1149 fGeom->GetCellPhiEtaIndexInSModule( nSupMod,nModule, nIphi, nIeta, iphi, ieta);
1151 // convert co global phi eta
1152 gphi = iphi + nRowsFeeModule*(nSupMod/2);
1153 geta = ieta + nColsFeeModule*(nSupMod%2);
1155 if( cellTime[geta][gphi] > 0. ){
1156 clusterTime += cellTime[geta][gphi];
1160 // get corresponding FALTRO
1164 // try to match with a triggered
1165 if( ftriggers[feta][fphi]==1)
1168 if( ftriggersCut[feta][fphi]==1)
1169 { nClusterTrigCut++;
1176 clusterTime = clusterTime / (Double_t)gCell;
1177 // fix the reconstriction code time 100ns jumps
1178 if( fESD->GetBunchCrossNumber() % 4 < 2 )
1179 clusterTime -= 0.0000001;
1181 //fClsETime->Fill(clsE,clusterTime);
1182 //fClsEBftTrigCut->Fill(clsE);
1185 //fClsETime1->Fill(clsE,clusterTime);
1189 cluster->SetChi2(1);
1190 //fClsEAftTrigCut1->Fill(clsE);
1193 if(nClusterTrigCut>0){
1194 cluster->SetChi2(2);
1195 //fClsEAftTrigCut2->Fill(clsE);
1198 if(nClusterTrigCut>0 && ( nCell > (1 + clsE / 3)))
1200 cluster->SetChi2(3);
1201 //fClsEAftTrigCut3->Fill(clsE);
1204 if(nClusterTrigCut>0 && (nCell > (1 + clsE / 3) )&&( clusterTime > fTimeCutLow && clusterTime < fTimeCutHigh ))
1206 // cluster->SetChi2(4);
1207 //fClsEAftTrigCut4->Fill(clsE);
1209 if(nClusterTrigCut<1)
1211 cluster->SetChi2(0);
1213 //fClsEAftTrigCut->Fill(clsE);