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 nITS = track->GetNcls(0);
441 fTrackPtAftTrkCuts->Fill(track->Pt());
443 Double_t mom = -999., eop=-999., pt = -999., dEdx=-999., fTPCnSigma=-10, phi=-999., eta=-999.;
447 // Track extrapolation
449 Int_t charge = track->Charge();
454 dEdx = track->GetTPCsignal();
455 fTPCnSigma = fPID->GetPIDResponse() ? fPID->GetPIDResponse()->NumberOfSigmasTPC(track, AliPID::kElectron) : 1000;
457 double ncells = -1.0;
461 double rmatch = -1.0;
462 double nmatch = -1.0;
463 double oppstatus = 0.0;
465 Bool_t fFlagPhotonicElec = kFALSE;
466 Bool_t fFlagConvinatElec = kFALSE;
468 Int_t clsId = track->GetEMCALcluster();
470 AliESDCaloCluster *clust = fESD->GetCaloCluster(clsId);
471 if(clust && clust->IsEMCAL()){
473 double clustE = clust->E();
474 eop = clustE/fabs(mom);
475 //double clustT = clust->GetTOF();
476 ncells = clust->GetNCells();
477 m02 = clust->GetM02();
478 m20 = clust->GetM20();
479 disp = clust->GetDispersion();
480 double delphi = clust->GetTrackDx();
481 double deleta = clust->GetTrackDz();
482 rmatch = sqrt(pow(delphi,2)+pow(deleta,2));
483 nmatch = clust->GetNTracksMatched();
485 if(fTPCnSigma>-1.5 && fTPCnSigma<3.0)
487 SelectPhotonicElectron(iTracks,cent,track,fFlagPhotonicElec,fFlagConvinatElec,fTPCnSigma,m20,eop,mcele);
489 if(fFlagPhotonicElec)oppstatus = 1.0;
490 if(fFlagConvinatElec)oppstatus = 2.0;
491 if(fFlagPhotonicElec && fFlagConvinatElec)oppstatus = 3.0;
494 valdedx[0] = pt; valdedx[1] = nITS; valdedx[2] = phi; valdedx[3] = eta; valdedx[4] = fTPCnSigma;
495 valdedx[5] = eop; valdedx[6] = rmatch; valdedx[7] = ncells, valdedx[8] = m02; valdedx[9] = m20; valdedx[10] = mcpT;
496 valdedx[11] = cent; valdedx[12] = charge; valdedx[13] = oppstatus; valdedx[14] = nTPCcl;
498 if(fqahist==1)fEleInfo->Fill(valdedx);
504 if(nITS<2.5)continue;
505 if(nTPCcl<100)continue;
507 CheckNclust->Fill(nTPCcl);
508 CheckNits->Fill(nITS);
510 fdEdxBef->Fill(mom,fTPCnSigma);
511 fTPCnsigma->Fill(mom,fTPCnSigma);
512 if(fTPCnSigma >= -1.0 && fTPCnSigma <= 3)fTrkEovPBef->Fill(pt,eop);
518 AliHFEpidObject hfetrack;
519 hfetrack.SetAnalysisType(AliHFEpidObject::kESDanalysis);
520 hfetrack.SetRecTrack(track);
522 if((0.0< cent) && (cent<5.0)) binct = 0.5;
523 if((5.0< cent) && (cent<10.0)) binct = 1.5;
524 if((10.0< cent) && (cent<20.0)) binct = 2.5;
525 if((20.0< cent) && (cent<30.0)) binct = 3.5;
526 if((30.0< cent) && (cent<40.0)) binct = 4.5;
527 if((40.0< cent) && (cent<50.0)) binct = 5.5;
528 if((50.0< cent) && (cent<60.0)) binct = 6.5;
529 if((60.0< cent) && (cent<70.0)) binct = 7.5;
530 if((70.0< cent) && (cent<80.0)) binct = 8.5;
531 if((80.0< cent) && (cent<90.0)) binct = 9.5;
532 if((90.0< cent) && (cent<100.0)) binct = 10.5;
534 hfetrack.SetCentrality((int)binct); //added
536 if(!fPID->IsSelected(&hfetrack, NULL, "", fPIDqa)) pidpassed = 0;
538 if(pidpassed==0) continue;
540 fTrkEovPAft->Fill(pt,eop);
541 fdEdxAft->Fill(mom,fTPCnSigma);
544 fIncpT->Fill(cent,pt);
545 if(fFlagPhotonicElec) fPhoElecPt->Fill(cent,pt);
546 if(fFlagConvinatElec) fSameElecPt->Fill(cent,pt);
548 if(m20>0.0 && m20<0.3)
550 fIncpTM20->Fill(cent,pt);
551 if(fFlagPhotonicElec) fPhoElecPtM20->Fill(cent,pt);
552 if(fFlagConvinatElec) fSameElecPtM20->Fill(cent,pt);
559 fIncpTMChfeAll->Fill(cent,pt);
560 if(m20>0.0 && m20<0.3)fIncpTMCM20hfeAll->Fill(cent,pt);
564 fIncpTMChfe->Fill(cent,pt);
565 if(m20>0.0 && m20<0.3)fIncpTMCM20hfe->Fill(cent,pt);
572 phoval[2] = fTPCnSigma;
574 fIncpTMCpho->Fill(phoval);
575 if(fFlagPhotonicElec) fPhoElecPtMC->Fill(phoval);
576 if(fFlagConvinatElec) fSameElecPtMC->Fill(phoval);
578 if(m20>0.0 && m20<0.3)
580 fIncpTMCM20pho->Fill(phoval);
581 if(fFlagPhotonicElec) fPhoElecPtMCM20->Fill(phoval);
582 if(fFlagConvinatElec) fSameElecPtMCM20->Fill(phoval);
587 PostData(1, fOutputList);
589 //_________________________________________
590 void AliAnalysisTaskHFECal::UserCreateOutputObjects()
594 //Bool_t mcData = kFALSE;
595 if(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler())
598 printf("+++++ MC Data available");
602 printf("++++++++= MC analysis \n");
606 printf("++++++++ real data analysis \n");
609 printf("+++++++ QA hist %d",fqahist);
612 fGeom = AliEMCALGeometry::GetInstance("EMCAL_COMPLETEV1");
614 //--------Initialize PID
615 //fPID->SetHasMCData(kFALSE);
616 fPID->SetHasMCData(fmcData);
617 if(!fPID->GetNumberOfPIDdetectors())
619 fPID->AddDetector("TPC", 0);
620 fPID->AddDetector("EMCAL", 1);
624 const char *cutmodel;
626 params[0] = -1.0; //sigma min
627 double maxnSig = 3.0;
630 params[0] = -5.0; //sigma min
634 for(Int_t a=0;a<11;a++)fPID->ConfigureTPCcentralityCut(a,cutmodel,params,maxnSig);
636 fPID->SortDetectors();
637 fPIDqa = new AliHFEpidQAmanager();
638 fPIDqa->Initialize(fPID);
640 //------- fcut --------------
641 fCuts = new AliHFEcuts();
642 fCuts->CreateStandardCuts();
643 //fCuts->SetMinNClustersTPC(100);
644 fCuts->SetMinNClustersTPC(90);
645 fCuts->SetMinRatioTPCclusters(0.6);
646 fCuts->SetTPCmodes(AliHFEextraCuts::kFound, AliHFEextraCuts::kFoundOverFindable);
647 //fCuts->SetMinNClustersITS(3);
648 fCuts->SetMinNClustersITS(2);
649 fCuts->SetCutITSpixel(AliHFEextraCuts::kAny);
650 fCuts->SetCheckITSLayerStatus(kFALSE);
651 fCuts->SetVertexRange(10.);
652 fCuts->SetTOFPIDStep(kFALSE);
653 fCuts->SetPtRange(2, 50);
654 fCuts->SetMaxImpactParam(3.,3.);
656 //--------Initialize correction Framework and Cuts
657 fCFM = new AliCFManager;
658 const Int_t kNcutSteps = AliHFEcuts::kNcutStepsMCTrack + AliHFEcuts::kNcutStepsRecTrack + AliHFEcuts::kNcutStepsDETrack;
659 fCFM->SetNStepParticle(kNcutSteps);
660 for(Int_t istep = 0; istep < kNcutSteps; istep++)
661 fCFM->SetParticleCutsList(istep, NULL);
664 AliWarning("Cuts not available. Default cuts will be used");
665 fCuts = new AliHFEcuts;
666 fCuts->CreateStandardCuts();
668 fCuts->Initialize(fCFM);
670 //---------Output Tlist
671 fOutputList = new TList();
672 fOutputList->SetOwner();
673 fOutputList->Add(fPIDqa->MakeList("PIDQA"));
675 fNoEvents = new TH1F("fNoEvents","",4,-0.5,3.5) ;
676 fOutputList->Add(fNoEvents);
678 Int_t binsE[5] = {250, 100, 1000, 200, 10};
679 Double_t xminE[5] = {1.0, -1, 0.0, 0, -0.5};
680 Double_t xmaxE[5] = {3.5, 1, 100.0, 100, 9.5};
681 fEMCAccE = new THnSparseD("fEMCAccE","EMC acceptance & E;#eta;#phi;Energy;Centrality;trugCondition;",5,binsE,xminE,xmaxE);
682 if(fqahist==1)fOutputList->Add(fEMCAccE);
684 fTrkpt = new TH1F("fTrkpt","track pt",100,0,50);
685 fOutputList->Add(fTrkpt);
687 fTrackPtBefTrkCuts = new TH1F("fTrackPtBefTrkCuts","track pt before track cuts",100,0,50);
688 fOutputList->Add(fTrackPtBefTrkCuts);
690 fTrackPtAftTrkCuts = new TH1F("fTrackPtAftTrkCuts","track pt after track cuts",100,0,50);
691 fOutputList->Add(fTrackPtAftTrkCuts);
693 fTPCnsigma = new TH2F("fTPCnsigma", "TPC - n sigma",100,0,50,200,-10,10);
694 fOutputList->Add(fTPCnsigma);
696 fTrkEovPBef = new TH2F("fTrkEovPBef","track E/p before HFE pid",100,0,50,100,0,2);
697 fOutputList->Add(fTrkEovPBef);
699 fTrkEovPAft = new TH2F("fTrkEovPAft","track E/p after HFE pid",100,0,50,100,0,2);
700 fOutputList->Add(fTrkEovPAft);
702 fdEdxBef = new TH2F("fdEdxBef","track dEdx vs p before HFE pid",100,0,50,200,-10,10);
703 fOutputList->Add(fdEdxBef);
705 fdEdxAft = new TH2F("fdEdxAft","track dEdx vs p after HFE pid",100,0,50,200,-10,10);
706 fOutputList->Add(fdEdxAft);
708 fIncpT = new TH2F("fIncpT","HFE pid electro vs. centrality",200,0,100,100,0,50);
709 fOutputList->Add(fIncpT);
711 fIncpTM20 = new TH2F("fIncpTM20","HFE pid electro vs. centrality with M20",200,0,100,100,0,50);
712 fOutputList->Add(fIncpTM20);
714 Int_t nBinspho[9] = { 200, 100, 500, 12, 50, 4, 200, 8, 100};
715 Double_t minpho[9] = { 0., 0., 0., -2.5, 0, -0.5, 0,-1.5, 0};
716 Double_t maxpho[9] = {100., 50., 0.5, 3.5, 1, 3.5, 2, 6.5, 50};
718 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);
719 fOutputList->Add(fInvmassLS);
721 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);
722 fOutputList->Add(fInvmassULS);
724 fOpeningAngleLS = new TH1F("fOpeningAngleLS","Opening angle for LS pairs",100,0,1);
725 fOutputList->Add(fOpeningAngleLS);
727 fOpeningAngleULS = new TH1F("fOpeningAngleULS","Opening angle for ULS pairs",100,0,1);
728 fOutputList->Add(fOpeningAngleULS);
730 fPhotoElecPt = new TH1F("fPhotoElecPt", "photonic electron pt",100,0,50);
731 fOutputList->Add(fPhotoElecPt);
733 fPhoElecPt = new TH2F("fPhoElecPt", "Pho-inclusive electron pt",200,0,100,100,0,50);
734 fOutputList->Add(fPhoElecPt);
736 fPhoElecPtM20 = new TH2F("fPhoElecPtM20", "Pho-inclusive electron pt with M20",200,0,100,100,0,50);
737 fOutputList->Add(fPhoElecPtM20);
739 fSameElecPt = new TH2F("fSameElecPt", "Same-inclusive electron pt",200,0,100,100,0,50);
740 fOutputList->Add(fSameElecPt);
742 fSameElecPtM20 = new TH2F("fSameElecPtM20", "Same-inclusive electron pt with M20",200,0,100,100,0,50);
743 fOutputList->Add(fSameElecPtM20);
745 fCent = new TH1F("fCent","Centrality",200,0,100) ;
746 fOutputList->Add(fCent);
748 // Make common binning
749 const Double_t kMinP = 0.;
750 const Double_t kMaxP = 50.;
751 //const Double_t kTPCSigMim = 40.;
752 //const Double_t kTPCSigMax = 140.;
754 // 1st histogram: TPC dEdx with/without EMCAL (p, pT, TPC Signal, phi, eta, Sig, e/p, ,match, cell, M02, M20, Disp, Centrality, select)
755 Int_t nBins[16] = { 250, 10, 60, 20, 100, 300, 50, 40, 200, 200, 250, 200, 3, 5, 100, 8};
756 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};
757 Double_t max[16] = {kMaxP, 9.5, 4.0, 1.0, 4.0, 3.0, 0.1, 40, 2.0, 2.0, 50.0, 100, 1.5, 4.5, 180, 6.5};
758 fEleInfo = new THnSparseD("fEleInfo", "Electron Info; pT [GeV/c]; TPC signal;phi;eta;nSig; E/p;Rmatch;Ncell;M02;M20;mcpT;Centrality;charge;opp;same;trigCond;MCele", 16, nBins, min, max);
759 if(fqahist==1)fOutputList->Add(fEleInfo);
763 fClsEBftTrigCut = new TH1F("fClsEBftTrigCut","cluster E before trigger selection",1000,0,100);
764 fOutputList->Add(fClsEBftTrigCut);
766 fClsEAftTrigCut = new TH1F("fClsEAftTrigCut","cluster E if cls has 0 trigcut channel",1000,0,100);
767 fOutputList->Add(fClsEAftTrigCut);
769 fClsEAftTrigCut1 = new TH1F("fClsEAftTrigCut1","cluster E if cls with trig channel",1000,0,100);
770 fOutputList->Add(fClsEAftTrigCut1);
772 fClsEAftTrigCut2 = new TH1F("fClsEAftTrigCut2","cluster E if cls with trigcut channel",1000,0,100);
773 fOutputList->Add(fClsEAftTrigCut2);
775 fClsEAftTrigCut3 = new TH1F("fClsEAftTrigCut3","cluster E if cls with trigcut channel + nCell>Ecorrect",1000,0,100);
776 fOutputList->Add(fClsEAftTrigCut3);
778 fClsEAftTrigCut4 = new TH1F("fClsEAftTrigCut4","cluster E if cls with trigcut channel + nCell>Ecorrect + cls time cut",1000,0,100);
779 fOutputList->Add(fClsEAftTrigCut4);
781 fClsETime = new TH2F("fClsETime", "Cls time vs E; E; time;",1000,0,100,1000,-0.0000002,0.0000009);
782 fOutputList->Add(fClsETime);
784 fClsETime1 = new TH2F("fClsETime1", "Cls time vs E if cls contains trigger channel; E; time;",1000,0,100,1000,-0.0000002,0.0000009);
785 fOutputList->Add(fClsETime1);
787 fTrigTimes = new TH1F("fTrigTimes", "Trigger time; time; N;",25,0,25);
788 fOutputList->Add(fTrigTimes);
790 fCellCheck = new TH2F("fCellCheck", "Cell vs E; E GeV; Cell ID",10,6,26,12000,0,12000);
791 fOutputList->Add(fCellCheck);
795 fInputHFEMC = new TH2F("fInputHFEMC","Input MC HFE pid electro vs. centrality",200,0,100,100,0,50);
796 fOutputList->Add(fInputHFEMC);
798 fInputAlle = new TH2F("fInputAlle","Input MC electro vs. centrality",200,0,100,100,0,50);
799 fOutputList->Add(fInputAlle);
801 fIncpTMChfe = new TH2F("fIncpTMChfe","MC HFE pid electro vs. centrality",200,0,100,100,0,50);
802 fOutputList->Add(fIncpTMChfe);
804 fIncpTMChfeAll = new TH2F("fIncpTMChfeAll","MC Alle pid electro vs. centrality",200,0,100,100,0,50);
805 fOutputList->Add(fIncpTMChfeAll);
807 fIncpTMCM20hfe = new TH2F("fIncpTMCM20hfe","MC HFE pid electro vs. centrality with M20",200,0,100,100,0,50);
808 fOutputList->Add(fIncpTMCM20hfe);
810 fIncpTMCM20hfeAll = new TH2F("fIncpTMCM20hfeAll","MC Alle pid electro vs. centrality with M20",200,0,100,100,0,50);
811 fOutputList->Add(fIncpTMCM20hfeAll);
814 Int_t nBinspho2[3] = { 200, 100, 7};
815 Double_t minpho2[3] = { 0., 0., -2.5};
816 Double_t maxpho2[3] = {100., 50., 4.5};
818 fIncpTMCpho = new THnSparseD("fIncpTMCpho","MC Pho pid electro vs. centrality",3,nBinspho2,minpho2,maxpho2);
819 fOutputList->Add(fIncpTMCpho);
821 fIncpTMCM20pho = new THnSparseD("fIncpTMCM20pho","MC Pho pid electro vs. centrality with M20",3,nBinspho2,minpho2,maxpho2);
822 fOutputList->Add(fIncpTMCM20pho);
824 fPhoElecPtMC = new THnSparseD("fPhoElecPtMC", "MC Pho-inclusive electron pt",3,nBinspho2,minpho2,maxpho2);
825 fOutputList->Add(fPhoElecPtMC);
827 fPhoElecPtMCM20 = new THnSparseD("fPhoElecPtMCM20", "MC Pho-inclusive electron pt with M20",3,nBinspho2,minpho2,maxpho2);
828 fOutputList->Add(fPhoElecPtMCM20);
830 fSameElecPtMC = new THnSparseD("fSameElecPtMC", "MC Same-inclusive electron pt",3,nBinspho2,minpho2,maxpho2);
831 fOutputList->Add(fSameElecPtMC);
833 fSameElecPtMCM20 = new THnSparseD("fSameElecPtMCM20", "MC Same-inclusive electron pt with M20",3,nBinspho2,minpho2,maxpho2);
834 fOutputList->Add(fSameElecPtMCM20);
836 CheckNclust = new TH1D("CheckNclust","cluster check",200,0,200);
837 fOutputList->Add(CheckNclust);
839 CheckNits = new TH1D("CheckNits","ITS cluster check",8,-0.5,7.5);
840 fOutputList->Add(CheckNits);
842 PostData(1,fOutputList);
845 //________________________________________________________________________
846 void AliAnalysisTaskHFECal::Terminate(Option_t *)
848 // Info("Terminate");
849 AliAnalysisTaskSE::Terminate();
852 //________________________________________________________________________
853 Bool_t AliAnalysisTaskHFECal::ProcessCutStep(Int_t cutStep, AliVParticle *track)
855 // Check single track cuts for a given cut step
856 const Int_t kMCOffset = AliHFEcuts::kNcutStepsMCTrack;
857 if(!fCFM->CheckParticleCuts(cutStep + kMCOffset, track)) return kFALSE;
860 //_________________________________________
861 //void AliAnalysisTaskHFECal::SelectPhotonicElectron(Int_t itrack, Double_t cent, AliESDtrack *track, Bool_t &fFlagPhotonicElec)
862 //void AliAnalysisTaskHFECal::SelectPhotonicElectron(Int_t itrack, Double_t cent, AliESDtrack *track, Bool_t &fFlagPhotonicElec, Bool_t &fFlagConvinatElec, Double_t nSig)
863 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)
865 //Identify non-heavy flavour electrons using Invariant mass method
867 fTrackCuts->SetAcceptKinkDaughters(kFALSE);
868 fTrackCuts->SetRequireTPCRefit(kTRUE);
869 fTrackCuts->SetRequireITSRefit(kTRUE);
870 fTrackCuts->SetEtaRange(-0.9,0.9);
871 //fTrackCuts->SetRequireSigmaToVertex(kTRUE);
872 fTrackCuts->SetMaxChi2PerClusterTPC(3.5);
873 fTrackCuts->SetMinNClustersTPC(90);
875 const AliESDVertex *pVtx = fESD->GetPrimaryVertex();
877 Bool_t flagPhotonicElec = kFALSE;
878 Bool_t flagConvinatElec = kFALSE;
880 //for(Int_t jTracks = itrack+1; jTracks<fESD->GetNumberOfTracks(); jTracks++){
881 for(Int_t jTracks = 0; jTracks<fESD->GetNumberOfTracks(); jTracks++){
882 AliESDtrack* trackAsso = fESD->GetTrack(jTracks);
884 printf("ERROR: Could not receive track %d\n", jTracks);
887 if(itrack==jTracks)continue;
889 Double_t dEdxAsso = -999., ptPrim=-999., ptAsso=-999., openingAngle = -999.;
890 Double_t mass=999., width = -999;
891 Bool_t fFlagLS=kFALSE, fFlagULS=kFALSE;
893 ptPrim = track->Pt();
895 dEdxAsso = trackAsso->GetTPCsignal();
896 ptAsso = trackAsso->Pt();
897 Int_t chargeAsso = trackAsso->Charge();
898 Int_t charge = track->Charge();
901 if(ptAsso <0.5) continue;
902 if(!fTrackCuts->AcceptTrack(trackAsso)) continue;
903 if(dEdxAsso <65 || dEdxAsso>100) continue; //11a pass1
905 Int_t fPDGe1 = 11; Int_t fPDGe2 = 11;
906 if(charge>0) fPDGe1 = -11;
907 if(chargeAsso>0) fPDGe2 = -11;
909 //printf("chargeAsso = %d\n",chargeAsso);
910 //printf("charge = %d\n",charge);
911 if(charge == chargeAsso) fFlagLS = kTRUE;
912 if(charge != chargeAsso) fFlagULS = kTRUE;
914 //printf("fFlagLS = %d\n",fFlagLS);
915 //printf("fFlagULS = %d\n",fFlagULS);
918 AliKFParticle ge1(*track, fPDGe1);
919 AliKFParticle ge2(*trackAsso, fPDGe2);
920 AliKFParticle recg(ge1, ge2);
922 if(recg.GetNDF()<1) continue;
923 Double_t chi2recg = recg.GetChi2()/recg.GetNDF();
924 if(TMath::Sqrt(TMath::Abs(chi2recg))>3.) continue;
926 AliKFVertex primV(*pVtx);
928 recg.SetProductionVertex(primV);
930 recg.SetMassConstraint(0,0.0001);
932 openingAngle = ge1.GetAngle(ge2);
933 if(fFlagLS) fOpeningAngleLS->Fill(openingAngle);
934 if(fFlagULS) fOpeningAngleULS->Fill(openingAngle);
937 recg.GetMass(mass,width);
940 if(shower>0.0 && shower<0.3)ishower = 1;
947 phoinfo[4] = openingAngle;
948 phoinfo[5] = ishower;
953 if(fFlagLS) fInvmassLS->Fill(phoinfo);
954 if(fFlagULS) fInvmassULS->Fill(phoinfo);
956 //printf("fInvmassCut %f\n",fInvmassCut);
957 //printf("openingAngle %f\n",fOpeningAngleCut);
959 if(openingAngle > fOpeningAngleCut) continue;
961 if(mass<fInvmassCut && fFlagULS && !flagPhotonicElec){
962 flagPhotonicElec = kTRUE;
964 if(mass<fInvmassCut && fFlagLS && !flagConvinatElec){
965 flagConvinatElec = kTRUE;
969 fFlagPhotonicElec = flagPhotonicElec;
970 fFlagConvinatElec = flagConvinatElec;
975 //_________________________________________
976 void AliAnalysisTaskHFECal::FindTriggerClusters()
979 const int nModuleCols = 2;
980 const int nModuleRows = 5;
981 const int nColsFeeModule = 48;
982 const int nRowsFeeModule = 24;
983 const int nColsFaltroModule = 24;
984 const int nRowsFaltroModule = 12;
985 //const int faltroWidthMax = 20;
987 // part 1, trigger extraction -------------------------------------
988 Int_t globCol, globRow;
989 //Int_t ntimes=0, nTrigChannel=0, nTrigChannelCut=0, trigInCut=0;
990 Int_t ntimes=0, nTrigChannel=0, nTrigChannelCut=0;
992 //Int_t trigtimes[faltroWidthMax];
993 Double_t cellTime[nColsFeeModule*nModuleCols][nRowsFeeModule*nModuleRows];
994 Double_t cellEnergy[nColsFeeModule*nModuleCols][nRowsFeeModule*nModuleRows];
995 //Double_t fTrigCutLow = 6;
996 //Double_t fTrigCutHigh = 10;
997 Double_t fTimeCutLow = 469e-09;
998 Double_t fTimeCutHigh = 715e-09;
1000 AliESDCaloTrigger * fCaloTrigger = fESD->GetCaloTrigger( "EMCAL" );
1002 // erase trigger maps
1003 for(Int_t i = 0; i < nColsFaltroModule*nModuleCols; i++ )
1005 for(Int_t j = 0; j < nRowsFaltroModule*nModuleRows; j++ )
1007 ftriggersCut[i][j] = 0;
1008 ftriggers[i][j] = 0;
1009 ftriggersTime[i][j] = 0;
1013 Int_t iglobCol=0, iglobRow=0;
1014 // go through triggers
1015 if( fCaloTrigger->GetEntries() > 0 )
1018 fCaloTrigger->Reset();
1019 while( fCaloTrigger->Next() )
1021 fCaloTrigger->GetPosition( globCol, globRow );
1022 fCaloTrigger->GetNL0Times( ntimes );
1025 if( ntimes < 1 ) continue;
1026 // get precise timings
1027 fCaloTrigger->GetL0Times( trigtimes );
1029 for(Int_t i = 0; i < ntimes; i++ )
1031 // save the first trigger time in channel
1032 if( i == 0 || triggersTime[globCol][globRow] > trigtimes[i] )
1033 triggersTime[globCol][globRow] = trigtimes[i];
1034 //printf("trigger times: %d\n",trigtimes[i]);
1036 if(trigtimes[i] > fTrigCutLow && trigtimes[i] < fTrigCutHigh )
1039 fTrigTimes->Fill(trigtimes[i]);
1043 //L1 analysis from AliAnalysisTaskEMCALTriggerQA
1045 fCaloTrigger->GetTriggerBits(bit);
1048 fCaloTrigger->GetL1TimeSum(ts);
1049 if (ts > 0)ftriggers[globCol][globRow] = 1;
1050 // number of triggered channels in event
1053 if(ts>0 && (bit >> 6 & 0x1))
1058 ftriggersCut[globCol][globRow] = 1;
1061 } // calo trigger entries
1062 } // has calo trigger entries
1064 // part 2 go through the clusters here -----------------------------------
1065 Int_t nCluster=0, nCell=0, iCell=0, gCell=0;
1066 Short_t cellAddr, nSACell, mclabel;
1067 //Int_t nSACell, iSACell, mclabel;
1069 Double_t cellAmp=0, cellTimeT=0, clusterTime=0, efrac=0;
1070 Int_t nSupMod, nModule, nIphi, nIeta, iphi, ieta, gphi, geta, feta, fphi;
1072 TRefArray *fCaloClusters = new TRefArray();
1073 fESD->GetEMCALClusters( fCaloClusters );
1074 nCluster = fCaloClusters->GetEntries();
1077 // save all cells times if there are clusters
1080 for(Int_t i = 0; i < nColsFeeModule*nModuleCols; i++ ){
1081 for(Int_t j = 0; j < nRowsFeeModule*nModuleRows; j++ ){
1082 cellTime[i][j] = 0.;
1083 cellEnergy[i][j] = 0.;
1088 AliESDCaloCells *fCaloCells = fESD->GetEMCALCells();
1089 //AliVCaloCells fCaloCells = fESD->GetEMCALCells();
1090 nSACell = fCaloCells->GetNumberOfCells();
1091 for(iSACell = 0; iSACell < nSACell; iSACell++ ){
1092 // get the cell info *fCal
1093 fCaloCells->GetCell( iSACell, cellAddr, cellAmp, cellTimeT , mclabel, efrac);
1095 // get cell position
1096 fGeom->GetCellIndex( cellAddr, nSupMod, nModule, nIphi, nIeta );
1097 fGeom->GetCellPhiEtaIndexInSModule( nSupMod,nModule, nIphi, nIeta, iphi, ieta);
1099 // convert co global phi eta
1100 gphi = iphi + nRowsFeeModule*(nSupMod/2);
1101 geta = ieta + nColsFeeModule*(nSupMod%2);
1103 // save cell time and energy
1104 cellTime[geta][gphi] = cellTimeT;
1105 cellEnergy[geta][gphi] = cellAmp;
1110 Int_t nClusterTrig, nClusterTrigCut;
1111 UShort_t *cellAddrs;
1112 Double_t clsE=-999, clsEta=-999, clsPhi=-999;
1113 Float_t clsPos[3] = {0.,0.,0.};
1115 for(Int_t icl=0; icl<fESD->GetNumberOfCaloClusters(); icl++)
1117 AliESDCaloCluster *cluster = fESD->GetCaloCluster(icl);
1118 if(!cluster || !cluster->IsEMCAL()) continue;
1120 // get cluster cells
1121 nCell = cluster->GetNCells();
1123 // get cluster energy
1124 clsE = cluster->E();
1126 // get cluster position
1127 cluster->GetPosition(clsPos);
1128 TVector3 clsPosVec(clsPos[0],clsPos[1],clsPos[2]);
1129 clsEta = clsPosVec.Eta();
1130 clsPhi = clsPosVec.Phi();
1132 // get the cell addresses
1133 cellAddrs = cluster->GetCellsAbsId();
1135 // check if the cluster contains cell, that was marked as triggered
1137 nClusterTrigCut = 0;
1139 // loop the cells to check, if cluser in acceptance
1140 // any cluster with a cell outside acceptance is not considered
1141 for( iCell = 0; iCell < nCell; iCell++ )
1144 //if(clsE>6.0)fCellCheck->Fill(clsE,cellAddrs[iCell]);
1146 // get cell position
1147 fGeom->GetCellIndex( cellAddrs[iCell], nSupMod, nModule, nIphi, nIeta );
1148 fGeom->GetCellPhiEtaIndexInSModule( nSupMod,nModule, nIphi, nIeta, iphi, ieta);
1150 // convert co global phi eta
1151 gphi = iphi + nRowsFeeModule*(nSupMod/2);
1152 geta = ieta + nColsFeeModule*(nSupMod%2);
1154 if( cellTime[geta][gphi] > 0. ){
1155 clusterTime += cellTime[geta][gphi];
1159 // get corresponding FALTRO
1163 // try to match with a triggered
1164 if( ftriggers[feta][fphi]==1)
1167 if( ftriggersCut[feta][fphi]==1)
1168 { nClusterTrigCut++;
1175 clusterTime = clusterTime / (Double_t)gCell;
1176 // fix the reconstriction code time 100ns jumps
1177 if( fESD->GetBunchCrossNumber() % 4 < 2 )
1178 clusterTime -= 0.0000001;
1180 //fClsETime->Fill(clsE,clusterTime);
1181 //fClsEBftTrigCut->Fill(clsE);
1184 //fClsETime1->Fill(clsE,clusterTime);
1188 cluster->SetChi2(1);
1189 //fClsEAftTrigCut1->Fill(clsE);
1192 if(nClusterTrigCut>0){
1193 cluster->SetChi2(2);
1194 //fClsEAftTrigCut2->Fill(clsE);
1197 if(nClusterTrigCut>0 && ( nCell > (1 + clsE / 3)))
1199 cluster->SetChi2(3);
1200 //fClsEAftTrigCut3->Fill(clsE);
1203 if(nClusterTrigCut>0 && (nCell > (1 + clsE / 3) )&&( clusterTime > fTimeCutLow && clusterTime < fTimeCutHigh ))
1205 // cluster->SetChi2(4);
1206 //fClsEAftTrigCut4->Fill(clsE);
1208 if(nClusterTrigCut<1)
1210 cluster->SetChi2(0);
1212 //fClsEAftTrigCut->Fill(clsE);