PWGHF/hfe/AliHFEdebugTreeTask.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 //
  18 // Authors:
  19 //   Markus Fasel <M.Fasel@gsi.de>
  20 //
  21 #include <TBits.h>
  22 #include <TString.h>
  23
  24 #include "AliAnalysisManager.h"
  25 #include "AliCentrality.h"
  26 #include "AliESDEvent.h"
  27 #include "AliESDtrack.h"
  28 #include "AliESDtrackCuts.h"
  29 #include "AliESDVertex.h"
  30 #include "AliHFEcuts.h"
  31 #include "AliHFEsignalCuts.h"
  32 #include "AliInputEventHandler.h"
  33 #include "AliLog.h"
  34 #include "AliMCEvent.h"
  35 #include "AliMCEventHandler.h"
  36 #include "AliMCParticle.h"
  37 #include "AliStack.h"
  38 #include "AliPIDResponse.h"
  39 #include "AliTrackReference.h"
  40 #include "AliVEvent.h"
  41 #include "AliHFEpidTPC.h"
  42 #include "AliHFEpidTRD.h"
  43 #include "AliHFEmcQA.h"
  44 #include "TTreeStream.h"
  45
  46 #include "AliHFEdebugTreeTask.h"
  47
  48 ClassImp(AliHFEdebugTreeTask)
  49
  50 AliHFEdebugTreeTask::AliHFEdebugTreeTask():
  51   AliAnalysisTaskSE(),
  52   fTrackCuts(NULL),
  53   fSignalCuts(NULL),
  54   fTRDpid(NULL),
  55   fTPCpid(NULL),
  56   fExtraCuts(NULL),
  57   fNclustersTPC(70),
  58   fNclustersTPCPID(0),
  59   fNclustersITS(2),
  60   fFilename("HFEtree.root"),
  61   fDebugTree(NULL),
  62   fNparents(-1)
  63 {
  64
  65 }
  66
  67 AliHFEdebugTreeTask::AliHFEdebugTreeTask(const char *name):
  68   AliAnalysisTaskSE(name),
  69   fTrackCuts(NULL),
  70   fSignalCuts(NULL),
  71   fTRDpid(NULL),
  72   fTPCpid(NULL),
  73   fExtraCuts(NULL),
  74   fNclustersTPC(70),
  75   fNclustersTPCPID(0),
  76   fNclustersITS(2),
  77   fFilename("HFEtree.root"),
  78   fDebugTree(NULL),
  79   fNparents(-1)
  80 {
  81   fTRDpid = new AliHFEpidTRD("QAtrdPID");
  82   fTPCpid = new AliHFEpidTPC("QAtpcPID");
  83 }
  84
  85 AliHFEdebugTreeTask::~AliHFEdebugTreeTask(){
  86     if(fDebugTree) delete fDebugTree;
  87     if(fTRDpid) delete fTRDpid;
  88     if(fTPCpid) delete fTPCpid;
  89 }
  90
  91 void AliHFEdebugTreeTask::UserCreateOutputObjects(){
  92   //
  93   // Create debug tree, signal cuts and track cuts
  94   //
  95   fDebugTree = new TTreeSRedirector(fFilename.Data());
  96
  97   fSignalCuts = new AliHFEsignalCuts("HFEsignalCuts", "HFE MC Signal definition");
  98
  99   fTrackCuts = new AliHFEcuts("fTrackCuts", "Basic HFE track cuts");
 100   fTrackCuts->CreateStandardCuts();
 101   // Track cuts
 102   fTrackCuts->SetMinNClustersTPC(fNclustersTPC);
 103   fTrackCuts->SetMinRatioTPCclusters(0);
 104   fTrackCuts->SetTPCmodes(AliHFEextraCuts::kFound, AliHFEextraCuts::kFoundOverFindable);
 105   fTrackCuts->SetMinNClustersTPCPID(fNclustersTPCPID);
 106   fTrackCuts->SetMinNClustersITS(fNclustersITS);
 107   // Event cuts
 108   fTrackCuts->SetUseMixedVertex(kTRUE);
 109   fTrackCuts->SetVertexRange(10.);
 110   fTrackCuts->Initialize();
 111
 112   fExtraCuts = new AliHFEextraCuts("hfeExtraCuts","HFE Extra Cuts");
 113
 114 }
 115
 116 void AliHFEdebugTreeTask::UserExec(Option_t *){
 117   //
 118   // User Exec: Fill debug Tree
 119   //
 120
 121   // Get PID response
 122   AliPIDResponse *pid = NULL;
 123   AliInputEventHandler *handler = dynamic_cast<AliInputEventHandler *>(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler());
 124   if(handler){
 125     pid = handler->GetPIDResponse();
 126   } else {
 127     AliError("No Handler");
 128   }
 129   if(!pid){
 130     AliError("No PID response");
 131     return;
 132   }
 133   if(!fInputEvent) {
 134     AliError("No Input event");
 135     return;
 136   }
 137
 138   AliESDtrack copyTrack;
 139
 140   fTrackCuts->SetRecEvent(fInputEvent);
 141
 142   // Cut event
 143   if(fInputEvent->IsPileupFromSPD(3, 0.8, 3., 2., 5)){
 144   AliDebug(1, "Event flagged as pileup\n");
 145     return;
 146   }
 147   if(!fTrackCuts->CheckEventCuts("fCutsEvRec", fInputEvent)){
 148     AliDebug(1, "Event rejected by the event cuts\n");
 149     return;
 150   }
 151
 152   // Get run number
 153   Int_t run = fInputEvent->GetRunNumber();
 154
 155   // Derive trigger
 156   UInt_t trigger = fInputHandler->IsEventSelected();
 157   Bool_t isMBTrigger = trigger & AliVEvent::kMB;
 158   Bool_t isCentralTrigger = trigger & AliVEvent::kCentral;
 159   Bool_t isSemicentralTrigger = trigger & AliVEvent::kSemiCentral;
 160   Bool_t isEMCALTrigger = trigger & AliVEvent::kEMCEJE;
 161
 162   // Check if MC information is available
 163   Bool_t mcthere = dynamic_cast<AliMCEventHandler *>(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()) != NULL;
 164   if(mcthere){
 165     fTrackCuts->SetMCEvent(fMCEvent);
 166     fSignalCuts->SetMCEvent(fMCEvent);
 167   }
 168
 169   // MC get stack
 170   AliStack* stack = 0x0;
 171   if(mcthere){
 172       stack = fMCEvent->Stack();
 173       if(!stack) AliError("No Stack");
 174   }
 175
 176   // Get Primary Vertex
 177   const AliVVertex *vertex = fInputEvent->GetPrimaryVertex();
 178   Double_t vtx[3];
 179   vertex->GetXYZ(vtx);
 180   Double_t ncontrib = fInputEvent->GetPrimaryVertex()->GetNContributors();
 181
 182   // Get centrality
 183   Float_t centrality = -1.;
 184   AliESDEvent *event = (dynamic_cast<AliESDEvent *>(fInputEvent));
 185   if(!event) return;
 186   TString beamtype = event->GetBeamType();
 187   //printf("Beam type %s\n",(const char*)beamtype);
 188   if(!beamtype.CompareTo("Pb-Pb") || !beamtype.CompareTo("A-A")){
 189     // Heavy ion run
 190     AliDebug(1, "Heavy-Ion event\n");
 191     AliCentrality *hicent = fInputEvent->GetCentrality();
 192     centrality = hicent->GetCentralityPercentile("V0M");
 193   }
 194
 195   if(!fExtraCuts){
 196     fExtraCuts = new AliHFEextraCuts("hfeExtraCuts","HFE Extra Cuts");
 197   }
 198   fExtraCuts->SetRecEventInfo(event);
 199
 200   // Store event selection variables
 201   (*fDebugTree) << "EventDebug"
 202                 << "Centrality="              << centrality
 203                 << "VertexZ="                 << vtx[2]
 204                 << "NumberOfContributors="    << ncontrib
 205                 << "run="                     << run
 206                 << "\n";
 207
 208   // Common variables
 209   Double_t charge, eta, phi, momentum, transversemomentum;
 210   Int_t source;
 211
 212   // Monte-Carlo loop
 213   if(mcthere){
 214     AliMCParticle * mcpart;
 215     for(Int_t itrk = 0; itrk < fMCEvent->GetNumberOfTracks(); itrk++){
 216       mcpart = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(itrk));
 217       if(!mcpart) continue;
 218       if(!fTrackCuts->CheckParticleCuts(static_cast<UInt_t>(AliHFEcuts::kStepMCGenerated), mcpart)) continue;
 219       // Kinematics
 220       charge = mcpart->Charge() > 0. ? 1. : -1.;
 221       momentum = mcpart->P() * charge;
 222       transversemomentum = mcpart->Pt() * charge;
 223       eta = mcpart->Eta();
 224       phi = mcpart->Phi();
 225       Int_t pdg = mcpart->Particle()->GetPdgCode();
 226
 227       // Get Production Vertex in radial direction
 228       Double_t vx = mcpart->Particle()->Vx(),
 229               vy = mcpart->Particle()->Vy();
 230       Double_t productionVertex = TMath::Sqrt(vx*vx+vy*vy);
 231
 232       // Get Mother PDG code of the particle
 233       Int_t motherPdg = 0;
 234       Int_t motherlabel = mcpart->Particle()->GetFirstMother();
 235       if(motherlabel >= 0 && motherlabel < fMCEvent->GetNumberOfTracks()){
 236         AliMCParticle *mother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(motherlabel));
 237         if(mother) motherPdg = mother->Particle()->GetPdgCode();
 238       }
 239
 240       // derive source
 241       source = 5;
 242       if(fSignalCuts->IsCharmElectron(mcpart)) source = 0;
 243       else if(fSignalCuts->IsBeautyElectron(mcpart)) source = 1;
 244       else if(fSignalCuts->IsGammaElectron(mcpart)) source = 2;
 245       else if(fSignalCuts->IsNonHFElectron(mcpart)) source = 3;
 246       else if(TMath::Abs(pdg) == 11) source = 4;
 247       else source = 5;
 248
 249       // Momemntum at the inner wall of the TPC
 250       Double_t pTPC = 0., ptTPC = 0.;
 251       AliTrackReference *ref = FindTrackReference(mcpart, 80, 270, AliTrackReference::kTPC);
 252       if(ref){
 253         pTPC = ref->P();
 254         ptTPC = ref->Pt();
 255       }
 256
 257
 258
 259     (*fDebugTree) << "MCDebug"
 260                     << "centrality="          << centrality
 261                     << "MBtrigger="           << isMBTrigger
 262                     << "CentralTrigger="      << isCentralTrigger
 263                     << "SemicentralTrigger="  << isSemicentralTrigger
 264                     << "EMCALtrigger="        << isEMCALTrigger
 265                     << "run="                 << run
 266                     << "p="                   << momentum
 267                     << "pt="                  << transversemomentum
 268                     << "eta="                 << eta
 269                     << "phi="                 << phi
 270                     << "pdg="                 << pdg
 271                     << "ProductionVertex="    << productionVertex
 272                     << "motherPdg="           << motherPdg
 273                     << "source="              << source
 274                     << "\n";
 275     }
 276   }
 277
 278   AliESDtrack *track;
 279   Double_t mcp, mcpt, mcptTPC, mcpTPC;  // MC Variables added to the debug tree
 280   for(Int_t itrack = 0; itrack < fInputEvent->GetNumberOfTracks(); itrack++){
 281     // fill the tree
 282     track = dynamic_cast<AliESDtrack *>(fInputEvent->GetTrack(itrack));
 283     if(!track) continue;
 284     // Cut track (Only basic track cuts)
 285     if(!fTrackCuts->CheckParticleCuts(AliHFEcuts::kNcutStepsMCTrack + AliHFEcuts::kStepRecKineITSTPC, track)) continue;
 286     // Debug streaming of PID-related quantities
 287     copyTrack.~AliESDtrack();
 288     new(&copyTrack) AliESDtrack(*track);
 289     if(fTPCpid->HasEtaCorrection()) fTPCpid->ApplyEtaCorrection(&copyTrack, AliHFEpidObject::kESDanalysis); // Apply Eta Correction on copy track
 290     Double_t nSigmaTOF = pid->NumberOfSigmasTOF(track, AliPID::kElectron);
 291     Double_t nSigmaTPC = pid->NumberOfSigmasTPC(&copyTrack, AliPID::kElectron);
 292     //if(TMath::Abs(nSigmaTOF) > 5) continue;
 293     // we are not interested in tracks which are more than 5 sigma away from the electron hypothesis in either TOF or TPC
 294     Double_t tPCdEdx = copyTrack.GetTPCsignal();
 295     // Signal, source and MCPID
 296     Bool_t signal = kTRUE;
 297     source = 5;
 298     mcp = mcpt = mcpTPC = mcptTPC = 0.;
 299
 300
 301
 302     Double_t bgcategory = 0.;
 303     Int_t mArr = -1;
 304     Int_t mesonID = -999;
 305     Double_t xr[3]={-999,-999,-999};
 306     Double_t eR=-999;
 307     Double_t eZ=-999;
 308     Double_t unique=-999;
 309     Double_t mesonunique=-999;
 310     Double_t mesonR=-999;
 311     Double_t mesonZ=-999;
 312     Double_t mesonMomPdg=-999;
 313     Double_t mesonMomPt=-999;
 314     Double_t mesonGMomPdg=-999;
 315     Double_t mesonGGMomPdg=-999;
 316     Double_t mesonPt = -999;
 317     Double_t mceta = -999;
 318     Double_t mcphi = -999;
 319     Int_t mcpdg;
 320
 321     if(mcthere){
 322       // Signal
 323       AliMCParticle *mctrack;
 324       if((mctrack = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(TMath::Abs(track->GetLabel()))))){
 325         if(!fTrackCuts->CheckParticleCuts(AliHFEcuts::kStepMCGenerated, mctrack)) signal = kFALSE;
 326       }
 327
 328       // Source
 329       if(fSignalCuts->IsCharmElectron(track)) source = 0;
 330       else if(fSignalCuts->IsBeautyElectron(track)) source = 1;
 331       else if(fSignalCuts->IsGammaElectron(track)) source = 2;
 332       else if(fSignalCuts->IsNonHFElectron(track)) source = 3;
 333       else if(mctrack && (TMath::Abs(mctrack->Particle()->GetPdgCode()) == 11)) source = 4;
 334       else source = 5;
 335
 336       if(!mctrack) continue;
 337
 338       // Kinematics
 339       mcpt  = mctrack->Pt();
 340       mcp   = mctrack->P();
 341       mceta = mctrack->Eta();
 342       mcphi = mctrack->Phi();
 343       mcpdg = mctrack->Particle()->GetPdgCode();
 344
 345       AliTrackReference *ref = FindTrackReference(mctrack, 80, 270, AliTrackReference::kTPC);
 346       if(ref){
 347         mcpTPC = ref->P();
 348         mcptTPC = ref->Pt();
 349       }
 350
 351
 352       TParticle *mctrack1 = mctrack->Particle();
 353       mesonID=GetElecSourceMC(mctrack1);
 354       if(mesonID==AliHFEmcQA::kGammaPi0 || mesonID==AliHFEmcQA::kPi0) mArr=0;                //pion
 355       else if(mesonID==AliHFEmcQA::kGammaEta || mesonID==AliHFEmcQA::kEta) mArr=1;           //eta
 356       else if(mesonID==AliHFEmcQA::kGammaOmega || mesonID==AliHFEmcQA::kOmega) mArr=2;       //omega
 357       else if(mesonID==AliHFEmcQA::kGammaPhi || mesonID==AliHFEmcQA::kPhi) mArr=3;           //phi
 358       else if(mesonID==AliHFEmcQA::kGammaEtaPrime || mesonID==AliHFEmcQA::kEtaPrime) mArr=4; //etaprime
 359       else if(mesonID==AliHFEmcQA::kGammaRho0 || mesonID==AliHFEmcQA::kRho0) mArr=5;         //rho
 360
 361       mctrack->XvYvZv(xr);
 362
 363       eR= TMath::Sqrt(xr[0]*xr[0]+xr[1]*xr[1]);
 364       eZ = xr[2];
 365       TParticle *mctrackt = mctrack->Particle();
 366       unique=mctrackt->GetUniqueID();
 367
 368       AliMCParticle *mctrackmother = NULL;
 369       AliMCParticle *mctrackmother2 = NULL;
 370
 371       if(!(mArr<0)){
 372     if(mesonID>=AliHFEmcQA::kGammaPi0) {  // conversion electron, be careful with the enum odering
 373         Int_t glabel=TMath::Abs(mctrack->GetMother()); // gamma label
 374         if((mctrackmother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(glabel)))){
 375       glabel=TMath::Abs(mctrackmother->GetMother()); // gamma's mother's label
 376       if((mctrackmother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(glabel)))){
 377           mesonPt = mctrackmother->Pt(); //meson pt
 378           bgcategory = 1.;
 379           mctrackmother->XvYvZv(xr);
 380           mesonR = TMath::Sqrt(xr[0]*xr[0]+xr[1]*xr[1]);
 381           mesonZ = xr[2];
 382
 383           mctrackt = mctrackmother->Particle();
 384           if(mctrackt){
 385             mesonunique = mctrackt->GetUniqueID();
 386           }
 387
 388         Int_t glabel2=TMath::Abs(mctrackmother->GetMother()); // gamma's mother's mother
 389         if((mctrackmother2 = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(glabel2)))){
 390             mesonMomPdg=mctrackmother2->PdgCode();
 391             mesonMomPt=mctrackmother2->Pt();
 392         }
 393
 394           if(glabel>fMCEvent->GetNumberOfPrimaries()) {
 395         bgcategory = 2.;
 396         glabel=TMath::Abs(mctrackmother->GetMother()); // gamma's mother's mother
 397         if((mctrackmother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(glabel)))){
 398             mesonMomPdg=mctrackmother->PdgCode();
 399             mesonMomPt=mctrackmother->Pt();
 400             if(TMath::Abs(mctrackmother->PdgCode())==310){
 401           bgcategory = 3.;
 402           glabel=TMath::Abs(mctrackmother->GetMother()); // gamma's mother's mother's mother
 403           if((mctrackmother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(glabel)))){
 404               mesonGMomPdg=mctrackmother->PdgCode();
 405               glabel=TMath::Abs(mctrackmother->GetMother()); // gamma's mother's mother
 406               if((mctrackmother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(glabel)))){
 407             mesonGGMomPdg=mctrackmother->PdgCode();
 408               }
 409           }
 410             }
 411         }
 412           }
 413       }
 414         }
 415     }
 416     else{ // nonHFE except for the conversion electron
 417         Int_t glabel=TMath::Abs(mctrack->GetMother());
 418         if((mctrackmother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(glabel)))){
 419       mesonPt = mctrackmother->Pt(); //meson pt
 420       bgcategory = -1.;
 421       mctrackmother->XvYvZv(xr);
 422       mesonR = TMath::Sqrt(xr[0]*xr[0]+xr[1]*xr[1]);
 423       mesonZ = xr[2];
 424
 425       mctrackt = mctrackmother->Particle();
 426       if(mctrackt){
 427           mesonunique = mctrackt->GetUniqueID();
 428       }
 429       if(glabel>fMCEvent->GetNumberOfPrimaries()) {
 430           bgcategory = -2.;
 431           glabel=TMath::Abs(mctrackmother->GetMother()); // gamma's mother's mother
 432           if((mctrackmother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(glabel)))){
 433         mesonMomPdg=mctrackmother->PdgCode();
 434         mesonMomPt=mctrackmother->Pt();
 435         if(TMath::Abs(mctrackmother->PdgCode())==310){
 436             bgcategory = -3.;
 437             glabel=TMath::Abs(mctrackmother->GetMother()); // gamma's mother's mother's mother
 438             if((mctrackmother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(glabel)))){
 439                                   mesonGMomPdg=mctrackmother->PdgCode();
 440           glabel=TMath::Abs(mctrackmother->GetMother()); // gamma's mother's mother
 441           if((mctrackmother = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(glabel)))){
 442                                     mesonGGMomPdg=mctrackmother->PdgCode();
 443           }
 444             }
 445         }
 446           }
 447       }
 448         }
 449     }
 450       }
 451
 452
 453
 454     }
 455     // Get V0 tag (if available)
 456     Int_t v0pid = -1;
 457     if(track->TestBit(BIT(14))) v0pid = AliPID::kElectron;
 458     else if(track->TestBit(BIT(15))) v0pid = AliPID::kPion;
 459     else if(track->TestBit(BIT(16))) v0pid = AliPID::kProton;
 460     // Kinematics
 461     charge = track->Charge() > 0 ? 1. : -1.;
 462     eta = track->Eta();
 463     phi = track->Phi();
 464     momentum = track->P() * charge;
 465     transversemomentum = track->Pt() * charge;
 466     Double_t momentumTPC = track->GetTPCInnerParam() ? track->GetTPCInnerParam()->P() : 0.;
 467     Double_t transversemomentumTPC = track->GetTPCInnerParam() ? track->GetTPCInnerParam()->Pt() : 0.;
 468     // ITS number of clusters
 469     UChar_t nclustersITS = track->GetITSclusters(NULL);
 470     Double_t chi2matching =  track->GetChi2TPCConstrainedVsGlobal(dynamic_cast<const AliESDVertex *>(vertex));
 471     Double_t chi2PerClusterITS = 0.0;
 472     if (nclustersITS != 0) chi2PerClusterITS = track->GetITSchi2() / Float_t(nclustersITS);
 473     // TPC number of clusters (different definitions)
 474     UChar_t nclustersTPCfit = track->GetTPCNcls();
 475     UChar_t nclustersTPCall = 0;
 476     const TBits &clusterTPC = track->GetTPCClusterMap();
 477     nclustersTPCall = clusterTPC.CountBits();
 478     UChar_t nclustersTPCPID = track->GetTPCsignalN();
 479     UChar_t nfindableTPC =  track->GetTPCNclsF();
 480     Double_t clusterRatioTPCfit = 0.0;
 481     if((static_cast<Double_t>(nfindableTPC))>0.0) clusterRatioTPCfit = static_cast<Double_t>(nclustersTPCfit)/static_cast<Double_t>(nfindableTPC);
 482     Double_t clusterRatioTPCall = 0.0;
 483     if((static_cast<Double_t>(nfindableTPC))>0.0) clusterRatioTPCall = static_cast<Double_t>(nclustersTPCall)/static_cast<Double_t>(nfindableTPC);
 484     UChar_t nclustersTPCshared = 0;
 485     Float_t ncrossedRowsTPC = track->GetTPCCrossedRows();
 486     const TBits &sharedTPC = track->GetTPCSharedMap();
 487     for(Int_t ibit = 0; ibit < 160; ibit++) if(sharedTPC.TestBitNumber(ibit)) nclustersTPCshared++;
 488     // TRD clusters and tracklets
 489     UChar_t nclustersTRD = track->GetTRDncls();
 490     UChar_t ntrackletsTRDPID = track->GetTRDntrackletsPID();
 491     // ITS and TRD acceptance maps
 492     UChar_t hasClusterITS[6], statusITS[6], hasTrackletTRD[6];
 493     UChar_t itsPixel = track->GetITSClusterMap();
 494     for(Int_t icl = 0; icl < 6; icl++){
 495       hasClusterITS[icl] = TESTBIT(itsPixel, icl) ? 1 : 0;
 496       if(CheckITSstatus(track, icl)) statusITS[icl] = 1;
 497       else statusITS[icl] = 0;
 498     }
 499     Double_t trddEdxSum[6];
 500     for(Int_t a=0;a<6;a++) { trddEdxSum[a]= 0.;}
 501     for(Int_t itl = 0; itl < 6; itl++){
 502       Int_t nSliceNonZero = 0;
 503       trddEdxSum[itl] = track->GetTRDslice(itl, 0); // in new reconstruction slice 0 contains the total charge
 504       for(Int_t islice = 0; islice < 8; islice++){
 505         if(track->GetTRDslice(itl, islice) > 0.001) nSliceNonZero++;
 506       }
 507       hasTrackletTRD[itl] = nSliceNonZero ? 1 : 0;
 508     }
 509     // TRD PID
 510     Double_t pidprobs[5];
 511     track->GetTRDpid(pidprobs);
 512     Double_t likeEleTRD = pidprobs[0];
 513     Double_t likeEleTRDn = likeEleTRD/(likeEleTRD + pidprobs[2]);
 514     Double_t trdtruncmean1 = fTRDpid->GetTRDSignalV1(track, 0.6);
 515     Double_t trdtruncmean2 = fTRDpid->GetTRDSignalV2(track, 0.6);
 516
 517     // DCA
 518     Float_t b[2] = {0.,0.};
 519     Float_t bCov[3] = {0.,0.,0.};
 520     track->GetImpactParameters(b,bCov);
 521     Double_t dca = TMath::Sqrt(b[0]*b[0]+b[1]*b[1]); // impact parameter space
 522     Double_t dcaSR=0, dcaSZ=0;
 523     if(bCov[0]>0) dcaSR = b[0]/TMath::Sqrt(bCov[0]); // normalised impact parameter xy
 524     if(bCov[2]>0) dcaSZ = b[1]/TMath::Sqrt(bCov[2]); // normalised impact parameter z
 525     Double_t dcaS = AliESDtrackCuts::GetSigmaToVertex(track); // n_sigma
 526
 527     // HFE DCA
 528     Double_t hfeb[2] = {-99.,-99.};
 529     Double_t hfebCov[3] = {-999.,-999.,-999.};
 530     fExtraCuts->GetHFEImpactParameters(track, hfeb, hfebCov);
 531
 532     Double_t tofdx= -999.0;
 533     Double_t tofdz= -999.0;
 534     tofdx=track->GetTOFsignalDx();
 535     tofdz=track->GetTOFsignalDz();
 536
 537     // TOF track status
 538     UInt_t status = 0;
 539     status = track->GetStatus();
 540     Bool_t hasTOFout  = status&AliESDtrack::kTOFout;
 541     Bool_t hasTOFtime = status&AliESDtrack::kTIME;
 542     Bool_t hasTOFpid  = status&AliESDtrack::kTOFpid;
 543     Bool_t hasgoodTOF     = kFALSE;
 544     if (hasTOFout && hasTOFtime && hasTOFpid) hasgoodTOF = kTRUE;
 545
 546     // TRD track status
 547     Bool_t hasTRDin = status&AliESDtrack::kTRDin;
 548
 549
 550     // TOF mismatch (particle spectra group)
 551     Int_t mismatchlevel=0; // default value; in data always 0
 552     if(mcthere){
 553         Int_t tofLabel[3];
 554         track->GetTOFLabel(tofLabel);
 555         if(TMath::Abs(track->GetLabel()) != TMath::Abs(tofLabel[0]) || tofLabel[1] > 0) mismatchlevel=1;
 556         TParticle *matchedTrack = stack->Particle(TMath::Abs(tofLabel[0]));
 557         if(TMath::Abs(matchedTrack->GetFirstMother()) == TMath::Abs(track->GetLabel()))
 558         {
 559             if(mismatchlevel==1) mismatchlevel=3;
 560             else mismatchlevel=2;
 561         }
 562     }
 563
 564
 565     // Fill Tree
 566     (*fDebugTree) << "PIDdebug"
 567                   << "centrality="          << centrality
 568                   << "MBtrigger="           << isMBTrigger
 569                   << "CentralTrigger="      << isCentralTrigger
 570                   << "SemicentralTrigger="  << isSemicentralTrigger
 571                   << "EMCALtrigger="        << isEMCALTrigger
 572                   << "signal="              << signal
 573                   << "source="              << source
 574                   << "v0pid="               << v0pid
 575                   << "run="                 << run
 576                   << "p="                   << momentum
 577                   << "ptpc="                << momentumTPC
 578                   << "pt="                  << transversemomentum
 579                   << "pttpc="               << transversemomentumTPC
 580                   << "mcp="                 << mcp
 581                   << "mcpt="                << mcpt
 582                   << "mcpTPC="              << mcpTPC
 583                   << "mcptTPC="             << mcptTPC
 584                   << "mceta="               << mceta
 585                   << "mcphi="               << mcphi
 586                   << "mcpdg="               << mcpdg
 587                   << "eta="                 << eta
 588                   << "phi="                 << phi
 589                   << "ntracklets="          << ntrackletsTRDPID
 590                   << "nclustersTPC="        << nclustersTPCfit
 591                   << "nclustersTPCall="     << nclustersTPCall
 592                   << "nclustersTPCPID="     << nclustersTPCPID
 593                   << "nclustersTPCshared="  << nclustersTPCshared
 594                   << "ncrossedRowsTPC="     << ncrossedRowsTPC
 595                   << "clusterRatioTPC="     << clusterRatioTPCfit
 596                   << "clusterRatioTPCall="  << clusterRatioTPCall
 597                   << "nclustersITS="        << nclustersITS
 598                   << "nclusters="           << nclustersTRD
 599                   << "chi2matching="        << chi2matching
 600                   << "chi2PerClusterITS="   << chi2PerClusterITS
 601                   << "its0="                << hasClusterITS[0]
 602                   << "its1="                << hasClusterITS[1]
 603                   << "its2="                << hasClusterITS[2]
 604                   << "its3="                << hasClusterITS[3]
 605                   << "its4="                << hasClusterITS[4]
 606                   << "its5="                << hasClusterITS[5]
 607                   << "statusITS0="          << statusITS[0]
 608                   << "statusITS1="          << statusITS[1]
 609                   << "statusITS2="          << statusITS[2]
 610                   << "statusITS3="          << statusITS[3]
 611                   << "statusITS4="          << statusITS[4]
 612                   << "statusITS5="          << statusITS[5]
 613                   << "trd0="                << hasTrackletTRD[0]
 614                   << "trd1="                << hasTrackletTRD[1]
 615                   << "trd2="                << hasTrackletTRD[2]
 616                   << "trd3="                << hasTrackletTRD[3]
 617                   << "trd4="                << hasTrackletTRD[4]
 618                   << "trd5="                << hasTrackletTRD[5]
 619                   << "TRDdEdxl0="           << trddEdxSum[0]
 620                   << "TRDdEdxl1="           << trddEdxSum[1]
 621                   << "TRDdEdxl2="           << trddEdxSum[2]
 622                   << "TRDdEdxl3="           << trddEdxSum[3]
 623                   << "TRDdEdxl4="           << trddEdxSum[4]
 624                   << "TRDdEdxl5="           << trddEdxSum[5]
 625                   << "TOFsigmaEl="          << nSigmaTOF
 626                   << "TPCsigmaEl="          << nSigmaTPC
 627                   << "TPCdEdx="             << tPCdEdx
 628                   << "TRDlikeEl="           << likeEleTRD
 629                   << "TRDlikeEln="          << likeEleTRDn
 630                   << "trdtruncmean1="       << trdtruncmean1
 631                   << "trdtruncmean2="       << trdtruncmean2
 632                   << "dcaR="                << b[0]
 633                   << "dcaZ="                << b[1]
 634                   << "dca="                 << dca
 635                   << "dcaSR="               << dcaSR
 636                   << "dcaSZ="               << dcaSZ
 637                   << "dcaS="                << dcaS
 638                   << "hfedcaR="             << hfeb[0]
 639                   << "hfedcaZ="             << hfeb[1]
 640                   << "hfedcacovR="          << hfebCov[0]
 641                   << "hfedcacovZ="          << hfebCov[2]
 642                   << "vx="                  << vtx[0]
 643                   << "vy="                  << vtx[1]
 644                   << "vz="                  << vtx[2]
 645                   << "tofdx="                << tofdx
 646                   << "tofdz="                << tofdz
 647                   << "statusTOFtracking="   << hasgoodTOF
 648                   << "TOFmismatchlevel="    << mismatchlevel
 649                   << "statusTRDtracking="   << hasTRDin
 650                   << "ncontrib="            << ncontrib
 651                   << "mesonID="             << mesonID
 652                   << "eR="                  << eR
 653                   << "mesonR="              << mesonR
 654                   << "eZ="                  << eZ
 655                   << "mesonZ="              << mesonZ
 656                   << "unique="              << unique
 657                   << "mesonunique="         << mesonunique
 658                   << "bgcategory="          << bgcategory
 659                   << "mesonpt="             << mesonPt
 660                   << "mesonMomPdg="         << mesonMomPdg
 661                   << "mesonGMomPdg="         << mesonGMomPdg
 662                   << "mesonGGMomPdg="         << mesonGGMomPdg
 663                   << "mesonMomPt="         << mesonMomPt
 664                   << "\n";
 665   }
 666 }
 667
 668
 669 void AliHFEdebugTreeTask::SetFileName(const char *filename){ fFilename = filename; }
 670 //___________________________________________________________
 671 AliTrackReference *AliHFEdebugTreeTask::FindTrackReference(AliMCParticle *track, Float_t minRadius, Float_t maxRadius, Int_t detectorID)
 672 {
 673   //
 674   // Find the track reference
 675   //
 676   AliTrackReference *ref = NULL, *reftmp;
 677   Float_t radius;
 678   for(Int_t iref = 0; iref < track->GetNumberOfTrackReferences(); iref++){
 679     reftmp = track->GetTrackReference(iref);
 680     if(reftmp->DetectorId() != detectorID) continue;
 681     radius = reftmp->R();
 682     if(radius >= minRadius && radius < maxRadius){
 683       ref = reftmp;
 684       break;
 685     }
 686     if(radius > maxRadius) break;
 687   }
 688   return ref;
 689 }
 690
 691 //__________________________________________
 692 Int_t AliHFEdebugTreeTask::GetElecSourceMC(TParticle * const mcpart)
 693 {
 694   // decay particle's origin
 695
 696   if(!mcpart){
 697     AliDebug(1, "no mcparticle, return\n");
 698     return -1;
 699   }
 700
 701   if ( abs(mcpart->GetPdgCode()) != AliHFEmcQA::kElectronPDG ) return AliHFEmcQA::kMisID;
 702
 703   Int_t origin = -1;
 704   Bool_t isFinalOpenCharm = kFALSE;
 705
 706   Int_t iLabel = mcpart->GetFirstMother();
 707   if (iLabel<0){
 708     AliDebug(1, "Stack label is negative, return\n");
 709     return -1;
 710   }
 711
 712   AliMCParticle *mctrack = NULL;
 713   Int_t tmpMomLabel=0;
 714   if(!(mctrack = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(TMath::Abs(iLabel))))) return -1;
 715   TParticle *partMother = mctrack->Particle();
 716   TParticle *partMotherCopy = mctrack->Particle();
 717   Int_t maPdgcode = partMother->GetPdgCode();
 718
 719   // if the mother is charmed hadron
 720   if ( (int(abs(maPdgcode)/100.)%10) == AliHFEmcQA::kCharm || (int(abs(maPdgcode)/1000.)%10) == AliHFEmcQA::kCharm ) {
 721
 722     for (Int_t i=0; i<fNparents; i++){
 723         if (abs(maPdgcode)==fParentSelect[0][i]){
 724           isFinalOpenCharm = kTRUE;
 725         }
 726     }
 727     if (!isFinalOpenCharm) return -1;
 728
 729     // iterate until you find B hadron as a mother or become top ancester
 730     for (Int_t i=1; i<fgkMaxIter; i++){
 731
 732         Int_t jLabel = partMother->GetFirstMother();
 733         if (jLabel == -1){
 734           origin = AliHFEmcQA::kDirectCharm;
 735           return origin;
 736         }
 737         if (jLabel < 0){ // safety protection
 738           AliDebug(1, "Stack label is negative, return\n");
 739           return -1;
 740         }
 741
 742         // if there is an ancester
 743         if(!(mctrack = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(TMath::Abs(jLabel))))) return -1;
 744         TParticle* grandMa = mctrack->Particle();
 745         Int_t grandMaPDG = grandMa->GetPdgCode();
 746
 747         for (Int_t j=0; j<fNparents; j++){
 748           if (abs(grandMaPDG)==fParentSelect[1][j]){
 749             origin = AliHFEmcQA::kBeautyCharm;
 750             return origin;
 751           }
 752         }
 753
 754         partMother = grandMa;
 755     } // end of iteration
 756   } // end of if
 757   else if ( (int(abs(maPdgcode)/100.)%10) == AliHFEmcQA::kBeauty || (int(abs(maPdgcode)/1000.)%10) == AliHFEmcQA::kBeauty ) {
 758     for (Int_t i=0; i<fNparents; i++){
 759         if (abs(maPdgcode)==fParentSelect[1][i]){
 760           origin = AliHFEmcQA::kDirectBeauty;
 761           return origin;
 762         }
 763     }
 764   } // end of if
 765   else if ( abs(maPdgcode) == 22 ) { //conversion
 766
 767     tmpMomLabel = partMotherCopy->GetFirstMother();
 768     if(!(mctrack = dynamic_cast<AliMCParticle *>(fMCEvent->GetTrack(TMath::Abs(tmpMomLabel))))) return -1;
 769     partMother = mctrack->Particle();
 770     maPdgcode = partMother->GetPdgCode();
 771     if ( abs(maPdgcode) == 111 ) {
 772       origin = AliHFEmcQA::kGammaPi0;
 773       return origin;
 774     }
 775     else if ( abs(maPdgcode) == 221 ) {
 776       origin = AliHFEmcQA::kGammaEta;
 777       return origin;
 778     }
 779     else if ( abs(maPdgcode) == 223 ) {
 780       origin = AliHFEmcQA::kGammaOmega;
 781       return origin;
 782     }
 783     else if ( abs(maPdgcode) == 333 ) {
 784       origin = AliHFEmcQA::kGammaPhi;
 785       return origin;
 786     }
 787     else if ( abs(maPdgcode) == 331 ) {
 788       origin = AliHFEmcQA::kGammaEtaPrime;
 789       return origin;
 790     }
 791     else if ( abs(maPdgcode) == 113 ) {
 792       origin = AliHFEmcQA::kGammaRho0;
 793       return origin;
 794     }
 795     else origin = AliHFEmcQA::kElse;
 796     //origin = kGamma; // finer category above
 797     return origin;
 798
 799   } // end of if
 800   else if ( abs(maPdgcode) == 111 ) {
 801     origin = AliHFEmcQA::kPi0;
 802     return origin;
 803   } // end of if
 804   else if ( abs(maPdgcode) == 221 ) {
 805     origin = AliHFEmcQA::kEta;
 806     return origin;
 807   } // end of if
 808   else if ( abs(maPdgcode) == 223 ) {
 809     origin = AliHFEmcQA::kOmega;
 810     return origin;
 811   } // end of if
 812   else if ( abs(maPdgcode) == 333 ) {
 813     origin = AliHFEmcQA::kPhi;
 814     return origin;
 815   } // end of if
 816   else if ( abs(maPdgcode) == 331 ) {
 817     origin = AliHFEmcQA::kEtaPrime;
 818     return origin;
 819   } // end of if
 820   else if ( abs(maPdgcode) == 113 ) {
 821     origin = AliHFEmcQA::kRho0;
 822     return origin;
 823   } // end of if
 824   else{
 825     origin = AliHFEmcQA::kElse;
 826   }
 827   return origin;
 828 }
 829
 830 //______________________________________________________
 831 Bool_t AliHFEdebugTreeTask::CheckITSstatus( const AliESDtrack * const esdtrack, Int_t layer) const {
 832   //
 833   // Check whether ITS area is dead
 834   //
 835   Int_t itsStatus = 0;
 836   Int_t det;
 837   Float_t xloc, zloc;
 838   esdtrack->GetITSModuleIndexInfo(layer, det, itsStatus, xloc, zloc);
 839   Bool_t status;
 840   switch(itsStatus){
 841     case 2: status = kFALSE; break;
 842     case 3: status = kFALSE; break;
 843     case 7: status = kFALSE; break;
 844     default: status = kTRUE;
 845   }
 846   return status;
 847 }
 848