PWGHF/hfe/AliHFEreducedEventCreatorESD.cxx

   1 /**************************************************************************
   2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3 *                                                                        *
   4 * Author: The ALICE Off-line Project.                                    *
   5 * Contributors are mentioned in the code where appropriate.              *
   6 *                                                                        *
   7 * Permission to use, copy, modify and distribute this software and its   *
   8 * documentation strictly for non-commercial purposes is hereby granted   *
   9 * without fee, provided that the above copyright notice appears in all   *
  10 * copies and that both the copyright notice and this permission notice   *
  11 * appear in the supporting documentation. The authors make no claims     *
  12 * about the suitability of this software for any purpose. It is          *
  13 * provided "as is" without express or implied warranty.                  *
  14 **************************************************************************/
  15 //
  16 // Debug tree task
  17 // the tree is represented as reduced events
  18 //
  19 // Authors:
  20 //   M.Fasel <M.Fasel@gsi.de>
  21 //
  22 //
  23 #include <TArrayI.h>
  24 #include <TBits.h>
  25 #include <TFile.h>
  26 #include <TParticle.h>
  27 #include <TString.h>
  28 #include <TTree.h>
  29
  30 #include "AliAnalysisManager.h"
  31 #include "AliAODMCHeader.h"
  32 #include "AliAnalysisUtils.h"
  33 #include "AliCentrality.h"
  34 #include "AliESDEvent.h"
  35 #include "AliESDtrack.h"
  36 #include "AliESDVertex.h"
  37 #include "AliInputEventHandler.h"
  38 #include "AliHFEcuts.h"
  39 #include "AliHFEextraCuts.h"
  40 #include "AliHFEpidTPC.h"
  41 #include "AliHFEreducedEvent.h"
  42 #include "AliHFEreducedTrack.h"
  43 #include "AliHFEreducedMCParticle.h"
  44 #include "AliHFEsignalCuts.h"
  45 #include "AliLog.h"
  46 #include "AliMCEvent.h"
  47 #include "AliMCParticle.h"
  48 #include "AliMCEventHandler.h"
  49 #include "AliMultiplicity.h"
  50 #include "AliPIDResponse.h"
  51 #include "AliVEvent.h"
  52 #include "AliVTrack.h"
  53 #include "AliVCluster.h"
  54 #include "AliVVZERO.h"
  55 #include "AliVZDC.h"
  56 #include "AliTRDTriggerAnalysis.h"
  57 #include "TTreeStream.h"
  58
  59 #include "AliHFEreducedEventCreatorESD.h"
  60
  61 ClassImp(AliHFEreducedEventCreatorESD)
  62
  63 AliHFEreducedEventCreatorESD::AliHFEreducedEventCreatorESD():
  64   AliAnalysisTaskSE(),
  65   fHFEtree(NULL),
  66   fAnalysisUtils(NULL),
  67   fHFEevent(NULL),
  68   fTrackCuts(NULL),
  69   fExtraCuts(NULL),
  70   fSignalCuts(NULL),
  71   fTPCpid(NULL),
  72   fTRDTriggerAnalysis(NULL),
  73   fEventNumber(0),
  74   fNclustersTPC(70),
  75   fNclustersTPCPID(0),
  76   fNclustersITS(2),
  77   fRemoveFirstEvent(kFALSE)
  78 {
  79   //
  80   // Default constructor
  81   //
  82 }
  83
  84 AliHFEreducedEventCreatorESD::AliHFEreducedEventCreatorESD(const char *name):
  85   AliAnalysisTaskSE(name),
  86   fHFEtree(NULL),
  87   fAnalysisUtils(NULL),
  88   fHFEevent(NULL),
  89   fTrackCuts(NULL),
  90   fExtraCuts(NULL),
  91   fSignalCuts(NULL),
  92   fTPCpid(NULL),
  93   fTRDTriggerAnalysis(NULL),
  94   fEventNumber(0),
  95   fNclustersTPC(70),
  96   fNclustersTPCPID(0),
  97   fNclustersITS(2),
  98   fRemoveFirstEvent(kFALSE)
  99 {
 100   //
 101   // Default constructor
 102   //
 103   fTPCpid = new AliHFEpidTPC("QAtpcPID");
 104   fAnalysisUtils = new AliAnalysisUtils;
 105   fTRDTriggerAnalysis = new AliTRDTriggerAnalysis();
 106   DefineOutput(1, TTree::Class());
 107 }
 108
 109 AliHFEreducedEventCreatorESD::~AliHFEreducedEventCreatorESD(){
 110   //
 111   // Default destructor
 112   //
 113   if(fAnalysisUtils) delete fAnalysisUtils;
 114   if(fTPCpid) delete fTPCpid;
 115   if(fTRDTriggerAnalysis) delete fTRDTriggerAnalysis;
 116   if(fHFEevent) delete fHFEevent;
 117   if(fSignalCuts) delete fSignalCuts;
 118   if(fTrackCuts) delete fTrackCuts;
 119
 120 }
 121
 122 void AliHFEreducedEventCreatorESD::UserCreateOutputObjects(){
 123   //
 124   // Create debug tree, signal cuts and track cuts
 125   //
 126
 127   //printf("test\n");
 128
 129  // printf("testa\n");
 130   fSignalCuts = new AliHFEsignalCuts("HFEsignalCuts", "HFE MC Signal definition");
 131   //printf("testb\n");
 132
 133   fTrackCuts = new AliHFEcuts("fTrackCuts", "Basic HFE track cuts");
 134   fTrackCuts->CreateStandardCuts();
 135   // Track cuts
 136   fTrackCuts->SetMaxChi2perClusterTPC(1000.);   // switch off this cut (for the moment);
 137   fTrackCuts->SetMinNClustersTPC(fNclustersTPC);
 138   fTrackCuts->SetMinRatioTPCclusters(0);
 139   fTrackCuts->SetTPCmodes(AliHFEextraCuts::kFound, AliHFEextraCuts::kFoundOverFindable);
 140   fTrackCuts->SetMinNClustersTPCPID(fNclustersTPCPID);
 141   fTrackCuts->SetMinNClustersITS(fNclustersITS);
 142   // Event cuts
 143   fTrackCuts->SetUseMixedVertex(kTRUE);
 144   fTrackCuts->SetVertexRange(10.);
 145   //printf("testa\n");
 146   fTrackCuts->Initialize();
 147   //printf("testb\n");
 148
 149   fExtraCuts = new AliHFEextraCuts("hfeExtraCuts","HFE Extra Cuts");
 150
 151   fHFEevent = new AliHFEreducedEvent;
 152   OpenFile(1);
 153   fHFEtree = new TTree("HFEtree", "HFE event tree");
 154   fHFEtree->Branch("HFEevent", "AliHFEreducedEvent", fHFEevent,128000,0);
 155   PostData(1, fHFEtree);
 156 }
 157
 158 void AliHFEreducedEventCreatorESD::UserExec(Option_t *){
 159   //
 160   // User Exec: Fill debug Tree
 161   //
 162
 163   // Get PID response
 164   AliPIDResponse *pid = NULL;
 165   AliInputEventHandler *handler = dynamic_cast<AliInputEventHandler *>(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler());
 166   if(handler){
 167 //    printf("testb\n");
 168     pid = handler->GetPIDResponse();
 169   } else {
 170     AliError("No Handler");
 171   }
 172   if(!pid){
 173  //   printf("testc\n");
 174     AliError("No PID response");
 175     return;
 176   }
 177   if(!fInputEvent) {
 178     AliError("No Input event");
 179     return;
 180   }
 181
 182   if(fRemoveFirstEvent){
 183     if(fAnalysisUtils->IsFirstEventInChunk(fInputEvent)) return;
 184   }
 185
 186   AliDebug(1, "Event Selected");
 187
 188   AliESDtrack copyTrack;
 189
 190   // MC info
 191   Bool_t mcthere = dynamic_cast<AliMCEventHandler *>(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()) != NULL;
 192   if(mcthere){
 193     fTrackCuts->SetMCEvent(fMCEvent);
 194     fSignalCuts->SetMCEvent(fMCEvent);
 195   }
 196
 197   fTrackCuts->SetRecEvent(fInputEvent);
 198
 199   if(!fTrackCuts->CheckEventCuts("fCutsEvRec", fInputEvent)){
 200     AliDebug(1, "Event rejected by the event cuts\n");
 201     return;
 202   }
 203
 204   // reject pile up in case of pp
 205   AliESDEvent *event = dynamic_cast<AliESDEvent *>(fInputEvent);
 206   if(event) {
 207     TString beamtype = event->GetBeamType();
 208     //printf("beamtype %s\n",(const char*)beamtype);
 209     if (strstr(beamtype,"p-p")) {
 210       //printf("Reject\n");
 211       if(fInputEvent->IsPileupFromSPD(3, 0.8, 3., 2., 5)){
 212               AliDebug(1, "Event flagged as pileup\n");
 213               return;
 214       }
 215     }
 216   }
 217
 218   if(!fExtraCuts){
 219     fExtraCuts = new AliHFEextraCuts("hfeExtraCuts","HFE Extra Cuts");
 220   }
 221   fExtraCuts->SetRecEventInfo(fInputEvent);
 222
 223
 224   // Make Reduced Event
 225   //AliHFEreducedEvent hfeevent;
 226   fHFEevent->~AliHFEreducedEvent();
 227   new(fHFEevent)AliHFEreducedEvent();
 228
 229   // Get run number
 230   fHFEevent->SetRunNumber(fInputEvent->GetRunNumber());
 231
 232   // Derive trigger
 233   UInt_t trigger = fInputHandler->IsEventSelected();
 234   if(trigger & AliVEvent::kMB) fHFEevent->SetMBTrigger();
 235   if((trigger & AliVEvent::kINT7)||(trigger & AliVEvent::kINT8)) fHFEevent->SetINTTrigger();
 236   if(trigger & AliVEvent::kCentral) fHFEevent->SetCentralTrigger();
 237   if(trigger & AliVEvent::kSemiCentral) fHFEevent->SetCentralTrigger();
 238   if(trigger & AliVEvent::kEMCEJE) fHFEevent->SetEMCALTrigger();
 239
 240   fTRDTriggerAnalysis->CalcTriggers(event);
 241   if(fTRDTriggerAnalysis->IsFired(AliTRDTriggerAnalysis::kHSE)) fHFEevent->SetTRDSETrigger();
 242   if(fTRDTriggerAnalysis->IsFired(AliTRDTriggerAnalysis::kHQU)) fHFEevent->SetTRDDQTrigger();
 243
 244   // Get Primary Vertex
 245   const AliVVertex *vertex = fInputEvent->GetPrimaryVertex();
 246   Double_t vtx[3];
 247   vertex->GetXYZ(vtx);
 248   fHFEevent->SetVX(vtx[0]);
 249   fHFEevent->SetVY(vtx[1]);
 250   fHFEevent->SetVZ(vtx[2]);
 251   Int_t ncontrib(vertex->GetNContributors());
 252   fHFEevent->SetNContribVertex(ncontrib);
 253   Double_t vcov[6];
 254   vertex->GetCovarianceMatrix(vcov);
 255   fHFEevent->SetVertexResolution(TMath::Sqrt(vcov[5]));
 256   // Get Primary Vertex from SPD
 257   const AliVVertex *vertexSPD = event->GetPrimaryVertexSPD();
 258   if(vertexSPD){
 259     memset(vtx, 0, sizeof(Double_t) *3);
 260     vertexSPD->GetXYZ(vtx);
 261     fHFEevent->SetVXSPD(vtx[0]);
 262     fHFEevent->SetVYSPD(vtx[1]);
 263     fHFEevent->SetVZSPD(vtx[2]);
 264     fHFEevent->SetNContribVertexSPD(vertexSPD->GetNContributors());
 265     memset(vcov, 0, sizeof(Double_t)*6);
 266     vertex->GetCovarianceMatrix(vcov);
 267     fHFEevent->SetVertexResolutionSPD(TMath::Sqrt(vcov[5]));
 268   }
 269
 270   // Get centrality
 271   AliCentrality *hicent = fInputEvent->GetCentrality();
 272   fHFEevent->SetCentrality(
 273     hicent->GetCentralityPercentile("V0M"),
 274     hicent->GetCentralityPercentile("V0A"),
 275     hicent->GetCentralityPercentile("V0C"),
 276     hicent->GetCentralityPercentile("TKL"),
 277     hicent->GetCentralityPercentile("TRK"),
 278     hicent->GetCentralityPercentile("ZNA"),
 279     hicent->GetCentralityPercentile("ZNC"),
 280     hicent->GetCentralityPercentile("CL0"),
 281     hicent->GetCentralityPercentile("CL1"),
 282     hicent->GetCentralityPercentile("CND")
 283   );
 284
 285   // Get VZERO Information
 286   AliVVZERO *vzeroinfo = fInputEvent->GetVZEROData();
 287   if(vzeroinfo) fHFEevent->SetV0Multiplicity(vzeroinfo->GetMTotV0A(), vzeroinfo->GetMTotV0C());
 288
 289   // Get ZDC Information
 290   AliVZDC *zdcinfo = fInputEvent->GetZDCData();
 291   if(zdcinfo) fHFEevent->SetZDCEnergy(zdcinfo->GetZNAEnergy(), zdcinfo->GetZNCEnergy(), zdcinfo->GetZPAEnergy(), zdcinfo->GetZPCEnergy());
 292
 293   // Set SPD multiplicity
 294   const AliMultiplicity *mult = event->GetMultiplicity();
 295   if(mult) fHFEevent->SetSPDMultiplicity(mult->GetNumberOfTracklets());
 296
 297   //
 298   // Loop on MC tracks only
 299   //
 300   AliMCParticle *mctrack(NULL);
 301   // Monte-Carlo info
 302   Int_t source(5);
 303   if(mcthere){
 304     for(Int_t itrack = 0; itrack < fMCEvent->GetNumberOfTracks(); itrack++) {
 305       mctrack = (AliMCParticle *)(fMCEvent->GetTrack(itrack));
 306       if(!mctrack) continue;
 307       AliHFEreducedMCParticle hfemcpart;
 308       if(!fTrackCuts->CheckParticleCuts(static_cast<UInt_t>(AliHFEcuts::kStepMCGenerated), mctrack))  continue;
 309       hfemcpart.SetSignal();
 310       // Kinematics
 311       hfemcpart.SetSignedPt(mctrack->Pt(), mctrack->Charge() > 0.);
 312       hfemcpart.SetP(mctrack->P());
 313       hfemcpart.SetEta(mctrack->Eta());
 314       hfemcpart.SetPhi(mctrack->Phi());
 315       hfemcpart.SetPdg(mctrack->PdgCode());
 316
 317       // Get Production Vertex in radial direction
 318       hfemcpart.SetProductionVertex(mctrack->Xv(),mctrack->Yv(),mctrack->Zv());
 319
 320       // Get Mother PDG code of the particle
 321       Int_t motherlabel = TMath::Abs(mctrack->GetMother());
 322       if(motherlabel >= 0 && motherlabel < fMCEvent->GetNumberOfTracks()){
 323         AliMCParticle *mother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(motherlabel));
 324         if(mother) hfemcpart.SetMotherPdg(mother->PdgCode());
 325       }
 326
 327       // derive source
 328       source = 5;
 329       if(fSignalCuts->IsCharmElectron(mctrack)) source = 0;
 330       else if(fSignalCuts->IsBeautyElectron(mctrack)) source = 1;
 331       else if(fSignalCuts->IsGammaElectron(mctrack)) source = 2;
 332       else if(fSignalCuts->IsNonHFElectron(mctrack)) source = 3;
 333       else if(TMath::Abs(mctrack->PdgCode()) == 11) source = 4;
 334       else source = 5;
 335       hfemcpart.SetSource(source);
 336
 337       fHFEevent->AddMCParticle(&hfemcpart);
 338     }
 339   }
 340
 341   //
 342   // Loop on reconstructed tracks
 343   //
 344   TArrayI arraytrack(fInputEvent->GetNumberOfTracks());
 345   Int_t counterdc=0;
 346
 347   AliESDtrack *track = 0x0;
 348   for(Int_t itrack = 0; itrack < fInputEvent->GetNumberOfTracks(); itrack++){
 349     // Run track loop
 350     track = dynamic_cast<AliESDtrack *>(fInputEvent->GetTrack(itrack));
 351     if(!track) continue;
 352     // Cut track (Only basic track cuts)
 353     // printf("testv\n");
 354     if(!fTrackCuts->CheckParticleCuts(AliHFEcuts::kNcutStepsMCTrack + AliHFEcuts::kStepRecKineITSTPC, track)) continue;
 355     //
 356     //printf("testu\n");
 357
 358     // Kinematics
 359     AliHFEreducedTrack hfetrack;
 360     hfetrack.SetSignedPt(track->Pt(), track->Charge() > 0);
 361     hfetrack.SetP(track->P());
 362     hfetrack.SetEta(track->Eta());
 363     hfetrack.SetPhi(track->Phi());
 364     hfetrack.SetTPCmomentum(track->GetTPCmomentum());
 365
 366     // Track ID
 367     hfetrack.SetTrackID(track->GetID());
 368
 369     // status
 370     ULong_t status = track->GetStatus();
 371     if((status & AliVTrack::kITSrefit) == AliVTrack::kITSrefit) hfetrack.SetITSrefit();
 372     if((status & AliVTrack::kTPCrefit) == AliVTrack::kTPCrefit) hfetrack.SetTPCrefit();
 373     if((status & AliVTrack::kTOFpid) == AliVTrack::kTOFpid) hfetrack.SetTOFpid();
 374     //if((status & AliVTrack::kTOFmismatch) == AliVTrack::kTOFmismatch) hfetrack.SetTOFmismatch();
 375     if(IsTOFmismatch(track, pid)) hfetrack.SetTOFmismatch(); // New version suggested by Pietro Antonioli
 376     Bool_t isEMCAL(kFALSE);
 377     Int_t fClsId = track->GetEMCALcluster();
 378     if(fClsId >= 0) isEMCAL = kTRUE;
 379     AliDebug(2, Form("cluster ID: %d, EMCAL: %s", fClsId, isEMCAL ? "yes" : "no"));
 380     if(isEMCAL) hfetrack.SetEMCALpid();
 381     // no filter bits available for ESDs
 382
 383     // V0 information
 384     AliHFEreducedTrack::EV0PID_t v0pid = AliHFEreducedTrack::kV0undef;
 385     if(track->TestBit(BIT(14))) v0pid = AliHFEreducedTrack::kV0electron;
 386     else if(track->TestBit(BIT(15))) v0pid = AliHFEreducedTrack::kV0pion;
 387     else if(track->TestBit(BIT(16))) v0pid = AliHFEreducedTrack::kV0proton;
 388     hfetrack.SetV0PID(v0pid);
 389
 390     if(mcthere){
 391       // Fill Monte-Carlo Information
 392       Int_t label = TMath::Abs(track->GetLabel());
 393       if(label < fMCEvent->GetNumberOfTracks())
 394         mctrack = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(label));
 395       if(mctrack){
 396         AliDebug(2, "Associated MC particle found");
 397         if(fTrackCuts->CheckParticleCuts(static_cast<UInt_t>(AliHFEcuts::kStepMCGenerated), mctrack)) hfetrack.SetMCSignal();
 398         // Kinematics
 399         hfetrack.SetMCSignedPt(mctrack->Pt(),mctrack->Charge() > 0.);
 400         hfetrack.SetMCP(mctrack->P());
 401         hfetrack.SetMCEta(mctrack->Eta());
 402         hfetrack.SetMCPhi(mctrack->Phi());
 403         hfetrack.SetMCPDG(mctrack->PdgCode());
 404
 405         // Get Production Vertex in radial direction
 406         hfetrack.SetMCProdVtx(mctrack->Xv(),mctrack->Yv(),mctrack->Zv());
 407
 408         // Get Mother PDG code of the particle
 409         Int_t motherlabel = TMath::Abs(mctrack->GetMother());
 410         if(motherlabel >= 0 && motherlabel < fMCEvent->GetNumberOfTracks()){
 411           AliMCParticle *mother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(motherlabel));
 412           if(mother) hfetrack.SetMCMotherPdg(mother->PdgCode());
 413         }
 414
 415         // derive source
 416         source = 5;
 417         if(fSignalCuts->IsCharmElectron(mctrack)) source = 0;
 418         else if(fSignalCuts->IsBeautyElectron(mctrack)) source = 1;
 419         else if(fSignalCuts->IsGammaElectron(mctrack)) source = 2;
 420         else if(fSignalCuts->IsNonHFElectron(mctrack)) source = 3;
 421         else if(TMath::Abs(mctrack->PdgCode()) == 11) source = 4;
 422         else source = 5;
 423         hfetrack.SetMCSource(source);
 424       } else {
 425         AliDebug(2, "Associated MC particle not found");
 426       }
 427     }
 428
 429     // HFE DCA
 430     Float_t dcaxy = -999.,
 431             dcaz = -999.;
 432     fExtraCuts->GetImpactParameters((AliVTrack *)track,dcaxy,dcaz);
 433     hfetrack.SetDCA(dcaxy, dcaz);
 434     Double_t hfeImpactParam(-999.), hfeImpactParamResol(-999.);
 435     fExtraCuts->GetHFEImpactParameters((AliVTrack *)track,hfeImpactParam,hfeImpactParamResol);
 436     hfetrack.SetHFEImpactParam(hfeImpactParam,hfeImpactParamResol);
 437
 438     // Different number of clusters definitions
 439     Int_t nclustersITS(track->GetITSclusters(NULL)),
 440           nclustersTPC(track->GetTPCNcls()),
 441           nclustersTPCall(track->GetTPCClusterMap().CountBits()),
 442           nclustersTPCshared(0);
 443     UChar_t nfindableTPC = track->GetTPCNclsF();
 444     const TBits &sharedTPC = track->GetTPCSharedMap();
 445     for(Int_t ibit = 0; ibit < 160; ibit++) if(sharedTPC.TestBitNumber(ibit)) nclustersTPCshared++;
 446     hfetrack.SetChi2PerTPCcluster(track->GetTPCchi2()/Double_t(nclustersTPC));
 447     hfetrack.SetITSnclusters(nclustersITS);
 448     hfetrack.SetTPCnclusters(nclustersTPC);
 449     hfetrack.SetTRDnclusters(track->GetTRDncls());
 450     hfetrack.SetTPCnclustersPID(track->GetTPCsignalN());
 451     hfetrack.SetTPCcrossedRows(track->GetTPCCrossedRows());
 452     hfetrack.SetTPCnclustersAll(nclustersTPCall);
 453     hfetrack.SetTPCsharedClusters(nclustersTPCshared);
 454     hfetrack.SetTPCclusterRatio(nfindableTPC ? static_cast<Float_t>(nclustersTPC)/static_cast<Float_t>(nfindableTPC) : 0);
 455     hfetrack.SetTPCclusterRatioAll(nfindableTPC ? static_cast<Float_t>(nclustersTPCall)/static_cast<Float_t>(nfindableTPC) : 0);
 456     UChar_t itsPixel = track->GetITSClusterMap();
 457     for(int ily = 0; ily < 6; ily++)
 458             if(TESTBIT(itsPixel, ily)) hfetrack.SetITScluster(ily);
 459
 460     // TRD related quantities (Yvonne)
 461     Int_t nslices = track->GetNumberOfTRDslices();
 462     hfetrack.SetTRDntrackletsPID(track->GetTRDntrackletsPID());
 463     hfetrack.SetTRDnslices(nslices);
 464     hfetrack.SetTRDchi2(track->GetTRDchi2());
 465     Int_t nslicetemp=0;
 466     for(Int_t iplane = 0; iplane < 6; iplane++){
 467             nslicetemp=0;
 468             for(Int_t isl = 0; isl < nslices; isl++){
 469               if(track->GetTRDntrackletsPID()>0){
 470                       if(track->GetTRDslice(iplane, isl)>0.001) nslicetemp++;
 471               }
 472             }
 473             if(nslicetemp > 0) hfetrack.SetTRDstatus(iplane);
 474     }
 475
 476
 477     //test for kink tracks
 478     if(fExtraCuts->IsKinkMother(track)) hfetrack.SetIsKinkMother();
 479     else if(fExtraCuts->IsKinkDaughter(track)) hfetrack.SetIsKinkDaughter();
 480
 481     // Double counted
 482     Int_t id(track->GetID());
 483     for(Int_t l=0; l < counterdc; l++){
 484       Int_t iTrack2 = arraytrack.At(l);
 485       if(iTrack2==id){
 486          hfetrack.SetDoubleCounted();
 487          break;
 488       }
 489     }
 490     // Add the id at this place
 491     arraytrack.AddAt(id,counterdc);
 492     counterdc++;
 493
 494     // PID
 495     hfetrack.SetTPCdEdx(track->GetTPCsignal());
 496     hfetrack.SetTPCsigmaEl(pid->NumberOfSigmasTPC(track, AliPID::kElectron));
 497     hfetrack.SetTOFsigmaEl(pid->NumberOfSigmasTOF(track, AliPID::kElectron));
 498     hfetrack.SetTOFmismatchProbability(pid->GetTOFMismatchProbability(track));
 499     hfetrack.SetITSsigmaEl(pid->NumberOfSigmasITS(track, AliPID::kElectron));
 500     // Eta correction
 501     copyTrack.~AliESDtrack();
 502     new(&copyTrack) AliESDtrack(*track);
 503     if(fTPCpid->HasCentralityCorrection()) fTPCpid->ApplyCentralityCorrection(&copyTrack, static_cast<Double_t>(ncontrib),AliHFEpidObject::kESDanalysis);
 504     if(fTPCpid->HasEtaCorrection()) fTPCpid->ApplyEtaCorrection(&copyTrack, AliHFEpidObject::kESDanalysis);
 505     hfetrack.SetTPCsigmaElCorrected(pid->NumberOfSigmasTPC(&copyTrack, AliPID::kElectron));
 506     hfetrack.SetTPCdEdxCorrected(copyTrack.GetTPCsignal());
 507     if(isEMCAL){
 508       AliDebug(2, "Adding EMCAL PID information");
 509       // EMCAL cluster
 510       Double_t emcalEnergyOverP = -1.,
 511                showershape[4] = {0.,0.,0.,0.};
 512       hfetrack.SetEMCALSigmaEl(pid->NumberOfSigmasEMCAL(track, AliPID::kElectron, emcalEnergyOverP, &showershape[0]));
 513       hfetrack.SetEMCALEoverP(emcalEnergyOverP);
 514       hfetrack.SetEMCALShowerShape(showershape);
 515     }
 516
 517     // Track finished, add NOW to the Event
 518     fHFEevent->AddTrack(&hfetrack);
 519     //printf("after\n");
 520   }
 521
 522   // Fill the debug tree
 523   //AliInfo(Form("Number of tracks: %d\n", fHFEevent->GetNumberOfTracks()));
 524   //AliInfo(Form("Number of MC particles: %d\n", fHFEevent->GetNumberOfMCParticles()));
 525   fHFEtree->Fill();
 526
 527   fEventNumber++;
 528   PostData(1, fHFEtree);
 529 }
 530
 531 void AliHFEreducedEventCreatorESD::Terminate(Option_t *){
 532   //
 533   // Terminate
 534   //
 535   AliInfo("terminating...\n");
 536
 537 }
 538
 539 Bool_t AliHFEreducedEventCreatorESD::IsTOFmismatch(const AliVTrack *const track, const AliPIDResponse *const pid) const {
 540   //
 541   // Is TOF mismatch
 542   //
 543   Double_t probs[AliPID::kSPECIESC];
 544   AliPIDResponse::EDetPidStatus status = pid->ComputeTOFProbability(track, AliPID::kSPECIESC, probs);
 545   return status == AliPIDResponse::kDetMismatch;
 546 }
 547