ANALYSIS/AliAnalysisTaskESDfilter.cxx

   1 /**************************************************************************\r
   2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *\r
   3  *                                                                        *\r
   4  * Author: The ALICE Off-line Project.                                    *\r
   5  * Contributors are mentioned in the code where appropriate.              *\r
   6  *                                                                        *\r
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  10  * copies and that both the copyright notice and this permission notice   *\r
  11  * appear in the supporting documentation. The authors make no claims     *\r
  12  * about the suitability of this software for any purpose. It is          *\r
  13  * provided "as is" without express or implied warranty.                  *\r
  14  **************************************************************************/\r
  15 \r
  16 /* $Id: AliAnalysisTaskESDfilter.cxx 24535 2008-03-16 22:43:30Z fca $ */\r
  17  \r
  18 #include <TChain.h>\r
  19 #include <TTree.h>\r
  20 #include <TList.h>\r
  21 #include <TArrayI.h>\r
  22 #include <TRandom.h>\r
  23 #include <TParticle.h>\r
  24 #include <TFile.h>\r
  25 \r
  26 #include "AliAnalysisTaskESDfilter.h"\r
  27 #include "AliAnalysisManager.h"\r
  28 #include "AliESDEvent.h"\r
  29 #include "AliESDRun.h"\r
  30 #include "AliStack.h"\r
  31 #include "AliAODEvent.h"\r
  32 #include "AliMCEvent.h"\r
  33 #include "AliMCEventHandler.h"\r
  34 #include "AliESDInputHandler.h"\r
  35 #include "AliAODHandler.h"\r
  36 #include "AliAODMCParticle.h"\r
  37 #include "AliAnalysisFilter.h"\r
  38 #include "AliESDMuonTrack.h"\r
  39 #include "AliESDVertex.h"\r
  40 #include "AliESDCentrality.h"\r
  41 #include "AliESDv0.h"\r
  42 #include "AliESDkink.h"\r
  43 #include "AliESDcascade.h"\r
  44 #include "AliESDPmdTrack.h"\r
  45 #include "AliESDCaloCluster.h"\r
  46 #include "AliESDCaloCells.h"\r
  47 #include "AliMultiplicity.h"\r
  48 #include "AliLog.h"\r
  49 \r
  50 ClassImp(AliAnalysisTaskESDfilter)\r
  51 \r
  52 ////////////////////////////////////////////////////////////////////////\r
  53 \r
  54 AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter():\r
  55     AliAnalysisTaskSE(),\r
  56     fTrackFilter(0x0),\r
  57     fKinkFilter(0x0),\r
  58     fV0Filter(0x0),\r
  59     fCascadeFilter(0x0),\r
  60     fHighPthreshold(0),\r
  61     fPtshape(0x0),\r
  62     fEnableFillAOD(kTRUE)\r
  63 {\r
  64   // Default constructor\r
  65 }\r
  66 \r
  67 AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter(const char* name):\r
  68     AliAnalysisTaskSE(name),\r
  69     fTrackFilter(0x0),\r
  70     fKinkFilter(0x0),\r
  71     fV0Filter(0x0),\r
  72     fCascadeFilter(0x0),\r
  73     fHighPthreshold(0),\r
  74     fPtshape(0x0),\r
  75     fEnableFillAOD(kTRUE)\r
  76 {\r
  77   // Constructor\r
  78 }\r
  79 \r
  80 void AliAnalysisTaskESDfilter::UserCreateOutputObjects()\r
  81 {\r
  82   //\r
  83   // Create Output Objects conenct filter to outputtree\r
  84   // \r
  85   if(OutputTree()){\r
  86     OutputTree()->GetUserInfo()->Add(fTrackFilter);\r
  87   }\r
  88   else{\r
  89     AliError("No OutputTree() for adding the track filter");\r
  90   }\r
  91 }\r
  92 \r
  93 void AliAnalysisTaskESDfilter::Init()\r
  94 {\r
  95     // Initialization\r
  96     if (fDebug > 1) AliInfo("Init() \n");\r
  97     // Call configuration file\r
  98 }\r
  99 \r
 100 \r
 101 void AliAnalysisTaskESDfilter::UserExec(Option_t */*option*/)\r
 102 {\r
 103 // Execute analysis for current event\r
 104 //\r
 105                                             \r
 106   Long64_t ientry = Entry();\r
 107   \r
 108   if (fDebug > 0) {\r
 109       printf("Filter: Analysing event # %5d\n", (Int_t) ientry);\r
 110       if (fHighPthreshold == 0) AliInfo("detector PID signals are stored in each track");\r
 111       if (!fPtshape) AliInfo("detector PID signals are not stored below the pt threshold");\r
 112   }\r
 113   // Filters must explicitely enable AOD filling in their UserExec (AG)\r
 114   if (!AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()) AliFatal("Cannot run ESD filter without an output event handler");\r
 115   if(fEnableFillAOD) AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()->SetFillAOD(kTRUE);\r
 116 \r
 117   ConvertESDtoAOD();\r
 118 }\r
 119 \r
 120 void AliAnalysisTaskESDfilter::ConvertESDtoAOD() {\r
 121     // ESD Filter analysis task executed for each event\r
 122 \r
 123     AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent());\r
 124     if(!esd)return;\r
 125     AliESD*      old = esd->GetAliESDOld();\r
 126 \r
 127     // Fetch Stack for debuggging if available \r
 128     AliMCEventHandler *mcH = 0;\r
 129     if(MCEvent()){\r
 130       mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); \r
 131     }\r
 132     // set arrays and pointers\r
 133     Float_t posF[3];\r
 134     Double_t pos[3];\r
 135     Double_t p[3];\r
 136     Double_t momPos[3]; \r
 137     Double_t momNeg[3];\r
 138     Double_t momBach[3];\r
 139     Double_t momPosAtV0vtx[3];\r
 140     Double_t momNegAtV0vtx[3];\r
 141     Double_t momBachAtCascadeVtx[3];\r
 142     Double_t covVtx[6];\r
 143     Double_t covTr[21];\r
 144     Double_t pid[10];\r
 145 \r
 146     for (Int_t i = 0; i < 6; i++)  covVtx[i] = 0.;\r
 147     for (Int_t i = 0; i < 21; i++) covTr [i] = 0.;\r
 148 \r
 149     \r
 150     // loop over events and fill them\r
 151     // Multiplicity information needed by the header (to be revised!)\r
 152     Int_t nTracks    = esd->GetNumberOfTracks();\r
 153     for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) esd->GetTrack(iTrack)->SetESDEvent(esd);\r
 154 \r
 155     //    if (fDebug > 0) printf("-------------------Bo: Number of ESD tracks %d \n",nTracks);\r
 156 \r
 157     Int_t nPosTracks = 0;\r
 158     \r
 159     // Update the header\r
 160 \r
 161     AliAODHeader* header = AODEvent()->GetHeader();\r
 162     \r
 163     header->SetRunNumber(esd->GetRunNumber());\r
 164     header->SetOfflineTrigger(fInputHandler->IsEventSelected()); // propagate the decision of the physics selection\r
 165     TTree* tree = fInputHandler->GetTree();\r
 166     if (tree) {\r
 167         TFile* file = tree->GetCurrentFile();\r
 168         if (file) header->SetESDFileName(file->GetName());\r
 169     }\r
 170     \r
 171     if (old) {\r
 172         header->SetBunchCrossNumber(0);\r
 173         header->SetOrbitNumber(0);\r
 174         header->SetPeriodNumber(0);\r
 175         header->SetEventType(0);\r
 176         header->SetMuonMagFieldScale(-999.);\r
 177         header->SetCentrality(-999.);       \r
 178     } else {\r
 179         header->SetBunchCrossNumber(esd->GetBunchCrossNumber());\r
 180         header->SetOrbitNumber(esd->GetOrbitNumber());\r
 181         header->SetPeriodNumber(esd->GetPeriodNumber());\r
 182         header->SetEventType(esd->GetEventType());\r
 183 \r
 184         header->SetEventNumberESDFile(esd->GetHeader()->GetEventNumberInFile());\r
 185         if(esd->GetCentrality()){\r
 186           header->SetCentrality(esd->GetCentrality()->GetCentralityPercentile("V0M"));\r
 187         }\r
 188         else{\r
 189           header->SetCentrality(-999.);\r
 190         }\r
 191     }\r
 192     \r
 193     // Trigger\r
 194     header->SetFiredTriggerClasses(esd->GetFiredTriggerClasses());\r
 195     header->SetTriggerMask(esd->GetTriggerMask()); \r
 196     header->SetTriggerCluster(esd->GetTriggerCluster());\r
 197     header->SetL0TriggerInputs(esd->GetHeader()->GetL0TriggerInputs());    \r
 198     header->SetL1TriggerInputs(esd->GetHeader()->GetL1TriggerInputs());    \r
 199     header->SetL2TriggerInputs(esd->GetHeader()->GetL2TriggerInputs());    \r
 200 \r
 201     header->SetMagneticField(esd->GetMagneticField());\r
 202     header->SetMuonMagFieldScale(esd->GetCurrentDip()/6000.);\r
 203     header->SetZDCN1Energy(esd->GetZDCN1Energy());\r
 204     header->SetZDCP1Energy(esd->GetZDCP1Energy());\r
 205     header->SetZDCN2Energy(esd->GetZDCN2Energy());\r
 206     header->SetZDCP2Energy(esd->GetZDCP2Energy());\r
 207     header->SetZDCEMEnergy(esd->GetZDCEMEnergy(0),esd->GetZDCEMEnergy(1));\r
 208 \r
 209     \r
 210     Float_t diamxy[2]={esd->GetDiamondX(),esd->GetDiamondY()};\r
 211     Float_t diamcov[3]; esd->GetDiamondCovXY(diamcov);\r
 212     header->SetDiamond(diamxy,diamcov);\r
 213     header->SetDiamondZ(esd->GetDiamondZ(),esd->GetSigma2DiamondZ());\r
 214 //\r
 215 //\r
 216     Int_t nV0s      = esd->GetNumberOfV0s();\r
 217     Int_t nCascades = esd->GetNumberOfCascades();\r
 218     Int_t nKinks    = esd->GetNumberOfKinks();\r
 219     Int_t nVertices = nV0s + nCascades /*V0 wihtin cascade already counted*/+ nKinks + 1 /* = prim. vtx*/;\r
 220     Int_t nPileSPDVertices=1+esd->GetNumberOfPileupVerticesSPD(); // also SPD main vertex\r
 221     Int_t nPileTrkVertices=esd->GetNumberOfPileupVerticesTracks();\r
 222     nVertices+=nPileSPDVertices;\r
 223     nVertices+=nPileTrkVertices;\r
 224     Int_t nJets     = 0;\r
 225     Int_t nCaloClus = esd->GetNumberOfCaloClusters();\r
 226     Int_t nFmdClus  = 0;\r
 227     Int_t nPmdClus  = esd->GetNumberOfPmdTracks();\r
 228     \r
 229     if (fDebug > 0) \r
 230         printf("   NV0=%d  NCASCADES=%d  NKINKS=%d\n", nV0s, nCascades, nKinks);\r
 231        \r
 232     AODEvent()->ResetStd(nTracks, nVertices, nV0s, nCascades, nJets, nCaloClus, nFmdClus, nPmdClus);\r
 233 \r
 234 \r
 235     AliAODTrack   *aodTrack       = 0x0;\r
 236     AliAODPid     *detpid         = 0x0;\r
 237     Double_t      timezero        = 0;   //TO BE FIXED\r
 238     AliAODVertex  *vV0FromCascade = 0x0;\r
 239     AliAODv0      *aodV0          = 0x0;\r
 240     AliAODcascade *aodCascade     = 0x0;\r
 241     \r
 242     // RefArray to store the mapping between esd track number and newly created AOD-Track\r
 243     TRefArray   *aodTrackRefs = NULL;\r
 244     if (nTracks > 0) aodTrackRefs = new TRefArray(nTracks);\r
 245 \r
 246     // RefArray to store a mapping between esd V0 number and newly created AOD-Vertex V0\r
 247     TRefArray   *aodV0VtxRefs = NULL;\r
 248     if (nV0s > 0) aodV0VtxRefs = new TRefArray(nV0s);\r
 249 \r
 250     // RefArray to store the mapping between esd V0 number and newly created AOD-V0\r
 251     TRefArray   *aodV0Refs = NULL;\r
 252     if (nV0s > 0) aodV0Refs = new TRefArray(nV0s);\r
 253 \r
 254     \r
 255 \r
 256 \r
 257 \r
 258     // Array to take into account the tracks already added to the AOD\r
 259     Bool_t * usedTrack = NULL;\r
 260     if (nTracks>0) {\r
 261         usedTrack = new Bool_t[nTracks];\r
 262         for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) usedTrack[iTrack]=kFALSE;\r
 263     }\r
 264     // Array to take into account the V0s already added to the AOD (V0 within cascades)\r
 265     Bool_t * usedV0 = NULL;\r
 266     if (nV0s>0) {\r
 267         usedV0 = new Bool_t[nV0s];\r
 268         for (Int_t iV0=0; iV0<nV0s; ++iV0) usedV0[iV0]=kFALSE;\r
 269     }\r
 270     // Array to take into account the kinks already added to the AOD\r
 271     Bool_t * usedKink = NULL;\r
 272     if (nKinks>0) {\r
 273         usedKink = new Bool_t[nKinks];\r
 274         for (Int_t iKink=0; iKink<nKinks; ++iKink) usedKink[iKink]=kFALSE;\r
 275     }\r
 276     \r
 277     // Access to the AOD container of vertices\r
 278     TClonesArray &vertices = *(AODEvent()->GetVertices());\r
 279     Int_t jVertices=0;\r
 280     \r
 281     // Access to the AOD container of tracks\r
 282     TClonesArray &tracks = *(AODEvent()->GetTracks());\r
 283     Int_t jTracks=0; \r
 284     \r
 285     // Access to the AOD container of Cascades\r
 286     TClonesArray &cascades = *(AODEvent()->GetCascades());\r
 287     Int_t jCascades=0;\r
 288 \r
 289     // Access to the AOD container of V0s\r
 290     TClonesArray &v0s = *(AODEvent()->GetV0s());\r
 291     Int_t jV0s=0;\r
 292     \r
 293     // Add primary vertex. The primary tracks will be defined\r
 294     // after the loops on the composite objects (V0, cascades, kinks)\r
 295     const AliESDVertex *vtx = esd->GetPrimaryVertex();\r
 296     \r
 297     vtx->GetXYZ(pos); // position\r
 298     vtx->GetCovMatrix(covVtx); //covariance matrix\r
 299     \r
 300     AliAODVertex * primary = new(vertices[jVertices++])\r
 301         AliAODVertex(pos, covVtx, vtx->GetChi2toNDF(), NULL, -1, AliAODVertex::kPrimary);\r
 302     primary->SetName(vtx->GetName());\r
 303     primary->SetTitle(vtx->GetTitle());\r
 304 \r
 305     TString vtitle = vtx->GetTitle();\r
 306     if (!vtitle.Contains("VertexerTracks")) \r
 307       primary->SetNContributors(vtx->GetNContributors());\r
 308 \r
 309     if (fDebug > 0) primary->Print();\r
 310 \r
 311 \r
 312     // Add SPD "main" vertex \r
 313     const AliESDVertex *vtxS = esd->GetPrimaryVertexSPD();\r
 314     vtxS->GetXYZ(pos); // position\r
 315     vtxS->GetCovMatrix(covVtx); //covariance matrix\r
 316     AliAODVertex * mVSPD = new(vertices[jVertices++])\r
 317       AliAODVertex(pos, covVtx, vtxS->GetChi2toNDF(), NULL, -1, AliAODVertex::kMainSPD);\r
 318     mVSPD->SetName(vtxS->GetName());\r
 319     mVSPD->SetTitle(vtxS->GetTitle());\r
 320     mVSPD->SetNContributors(vtxS->GetNContributors()); \r
 321 \r
 322     // Add SPD pileup vertices\r
 323     for(Int_t iV=0; iV<nPileSPDVertices-1; iV++){\r
 324       const AliESDVertex *vtxP = esd->GetPileupVertexSPD(iV);\r
 325       vtxP->GetXYZ(pos); // position\r
 326       vtxP->GetCovMatrix(covVtx); //covariance matrix\r
 327       AliAODVertex * pVSPD =  new(vertices[jVertices++])\r
 328         AliAODVertex(pos, covVtx, vtxP->GetChi2toNDF(), NULL, -1, AliAODVertex::kPileupSPD);\r
 329       pVSPD->SetName(vtxP->GetName());\r
 330       pVSPD->SetTitle(vtxP->GetTitle());\r
 331       pVSPD->SetNContributors(vtxP->GetNContributors()); \r
 332     }\r
 333 \r
 334     // Add TRK pileup vertices\r
 335     for(Int_t iV=0; iV<nPileTrkVertices; iV++){\r
 336       const AliESDVertex *vtxP = esd->GetPileupVertexTracks(iV);\r
 337       vtxP->GetXYZ(pos); // position\r
 338       vtxP->GetCovMatrix(covVtx); //covariance matrix\r
 339       AliAODVertex * pVTRK = new(vertices[jVertices++])\r
 340         AliAODVertex(pos, covVtx, vtxP->GetChi2toNDF(), NULL, -1, AliAODVertex::kPileupTracks);\r
 341       pVTRK->SetName(vtxP->GetName());\r
 342       pVTRK->SetTitle(vtxP->GetTitle());\r
 343       pVTRK->SetNContributors(vtxP->GetNContributors());\r
 344     }\r
 345 \r
 346     // Create vertices starting from the most complex objects\r
 347     Double_t chi2 = 0.;\r
 348     \r
 349     // Cascades (Modified by A.Maire - February 2009)\r
 350     for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {\r
 351 \r
 352         if (fDebug > 1) \r
 353         printf("\n ******** Cascade number : %d/%d *********\n", nCascade, nCascades);\r
 354 \r
 355         // 0- Preparation\r
 356         //\r
 357         AliESDcascade *esdCascade = esd->GetCascade(nCascade);\r
 358                 Int_t  idxPosFromV0Dghter  = esdCascade->GetPindex();\r
 359                 Int_t  idxNegFromV0Dghter  = esdCascade->GetNindex();\r
 360                 Int_t  idxBachFromCascade  = esdCascade->GetBindex();\r
 361         \r
 362         AliESDtrack  *esdCascadePos  = esd->GetTrack( idxPosFromV0Dghter);\r
 363         AliESDtrack  *esdCascadeNeg  = esd->GetTrack( idxNegFromV0Dghter);\r
 364         AliESDtrack  *esdCascadeBach = esd->GetTrack( idxBachFromCascade);\r
 365 \r
 366         // Identification of the V0 within the esdCascade (via both daughter track indices)\r
 367         AliESDv0 * currentV0   = 0x0;\r
 368         Int_t      idxV0FromCascade = -1;\r
 369         \r
 370         for (Int_t iV0=0; iV0<nV0s; ++iV0) {\r
 371         \r
 372                          currentV0 = esd->GetV0(iV0);\r
 373                 Int_t posCurrentV0 = currentV0->GetPindex();\r
 374                 Int_t negCurrentV0 = currentV0->GetNindex();\r
 375         \r
 376                 if (posCurrentV0==idxPosFromV0Dghter && negCurrentV0==idxNegFromV0Dghter) {\r
 377                 idxV0FromCascade = iV0;\r
 378                 break;\r
 379                 }\r
 380         }\r
 381 \r
 382         if(idxV0FromCascade < 0){\r
 383                 printf("Cascade - no matching for the V0 (index V0 = -1) ! Skip ... \n");\r
 384                 continue;\r
 385         }// a priori, useless check, but safer ... in case of pb with tracks "out of bounds"\r
 386 \r
 387         if (fDebug > 1) \r
 388                 printf("Cascade %d - V0fromCascade ind : %d/%d\n", nCascade, idxV0FromCascade, nV0s);\r
 389 \r
 390         AliESDv0 *esdV0FromCascade   = esd->GetV0(idxV0FromCascade);\r
 391         \r
 392 \r
 393         // 1 - Cascade selection \r
 394         \r
 395         //      AliESDVertex *esdPrimVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
 396         //      TList cascadeObjects;\r
 397         //      cascadeObjects.AddAt(esdV0FromCascade, 0);\r
 398         //      cascadeObjects.AddAt(esdCascadePos,    1);\r
 399         //      cascadeObjects.AddAt(esdCascadeNeg,    2);\r
 400         //      cascadeObjects.AddAt(esdCascade,       3);\r
 401         //      cascadeObjects.AddAt(esdCascadeBach,   4);\r
 402         //      cascadeObjects.AddAt(esdPrimVtx,       5);\r
 403         // \r
 404         //      UInt_t selectCascade = 0;\r
 405         //      if (fCascadeFilter) {\r
 406         //        // selectCascade = fCascadeFilter->IsSelected(&cascadeObjects); \r
 407         //              // FIXME AliESDCascadeCuts to be implemented ...\r
 408         // \r
 409         //              // Here we may encounter a moot point at the V0 level \r
 410         //              // between the cascade selections and the V0 ones :\r
 411         //              // the V0 selected along with the cascade (secondary V0) may \r
 412         //              // usually be removed from the dedicated V0 selections (prim V0) ...\r
 413         //              // -> To be discussed !\r
 414         // \r
 415         //        // this is a little awkward but otherwise the \r
 416         //        // list wants to access the pointer (delete it) \r
 417         //        // again when going out of scope\r
 418         //        delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
 419         //        esdPrimVtx = 0;\r
 420         //        if (!selectCascade) \r
 421         //          continue;\r
 422         //      }\r
 423         //      else{\r
 424         //        delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
 425         //        esdPrimVtx = 0;\r
 426         //      }\r
 427 \r
 428         // 2 - Add the cascade vertex\r
 429         \r
 430         esdCascade->GetXYZcascade(pos[0], pos[1], pos[2]);\r
 431         esdCascade->GetPosCovXi(covVtx);\r
 432         chi2 = esdCascade->GetChi2Xi(); \r
 433         \r
 434         AliAODVertex *vCascade = new(vertices[jVertices++]) AliAODVertex( pos,\r
 435                                                                           covVtx,\r
 436                                                                           chi2, // FIXME = Chi2/NDF will be needed\r
 437                                                                           primary,\r
 438                                                                           nCascade, // id\r
 439                                                                           AliAODVertex::kCascade);\r
 440         primary->AddDaughter(vCascade);\r
 441 \r
 442         if (fDebug > 2) {\r
 443                 printf("---- Cascade / Cascade Vertex (AOD) : \n");\r
 444                 vCascade->Print();\r
 445         }\r
 446 \r
 447 \r
 448         // 3 - Add the bachelor track from the cascade\r
 449         \r
 450         if (!usedTrack[idxBachFromCascade]) {\r
 451 \r
 452         esdCascadeBach->GetPxPyPz(momBach);\r
 453         esdCascadeBach->GetXYZ(pos);\r
 454         esdCascadeBach->GetCovarianceXYZPxPyPz(covTr);\r
 455         esdCascadeBach->GetESDpid(pid);\r
 456 \r
 457             usedTrack[idxBachFromCascade] = kTRUE;\r
 458             UInt_t selectInfo = 0;\r
 459             if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeBach);\r
 460             if(mcH)mcH->SelectParticle(esdCascadeBach->GetLabel());\r
 461             aodTrack = new(tracks[jTracks++]) AliAODTrack(esdCascadeBach->GetID(),\r
 462                                                           esdCascadeBach->GetLabel(), \r
 463                                                           momBach, \r
 464                                                           kTRUE,\r
 465                                                           pos,\r
 466                                                           kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
 467                                                           covTr, \r
 468                                                           (Short_t)esdCascadeBach->GetSign(),\r
 469                                                           esdCascadeBach->GetITSClusterMap(), \r
 470                                                           pid,\r
 471                                                           vCascade,\r
 472                                                           kTRUE,  // usedForVtxFit = kFALSE ? FIXME\r
 473                                                           vtx->UsesTrack(esdCascadeBach->GetID()),\r
 474                                                           AliAODTrack::kSecondary,\r
 475                                                           selectInfo);\r
 476             aodTrack->SetTPCClusterMap(esdCascadeBach->GetTPCClusterMap());\r
 477             aodTrack->SetTPCSharedMap (esdCascadeBach->GetTPCSharedMap());\r
 478             aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadeBach));\r
 479             aodTrackRefs->AddAt(aodTrack,idxBachFromCascade);\r
 480             \r
 481             if (esdCascadeBach->GetSign() > 0) nPosTracks++;\r
 482             aodTrack->ConvertAliPIDtoAODPID();\r
 483             aodTrack->SetFlags(esdCascadeBach->GetStatus());\r
 484             SetAODPID(esdCascadeBach,aodTrack,detpid,timezero,esd->GetMagneticField());\r
 485         }\r
 486         else {\r
 487             aodTrack = dynamic_cast<AliAODTrack*>( aodTrackRefs->At(idxBachFromCascade) );\r
 488         }\r
 489 \r
 490         vCascade->AddDaughter(aodTrack);\r
 491 \r
 492         if (fDebug > 4) {\r
 493                 printf("---- Cascade / bach dghter : \n");\r
 494                 aodTrack->Print();\r
 495         }\r
 496         \r
 497 \r
 498         // 4 - Add the V0 from the cascade. \r
 499         // = V0vtx + both pos and neg daughter tracks + the aodV0 itself\r
 500         //\r
 501 \r
 502         if ( !usedV0[idxV0FromCascade] ) {\r
 503         // 4.A - if VO structure hasn't been created yet\r
 504                 \r
 505                 // 4.A.1 - Create the V0 vertex of the cascade\r
 506         \r
 507                 esdV0FromCascade->GetXYZ(pos[0], pos[1], pos[2]);\r
 508                 esdV0FromCascade->GetPosCov(covVtx);\r
 509                 chi2 = esdV0FromCascade->GetChi2V0();  // = chi2/NDF since NDF = 2*2-3 ?\r
 510                         \r
 511                 vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,\r
 512                                                                         covVtx,\r
 513                                                                         chi2,\r
 514                                                                         vCascade,\r
 515                                                                         idxV0FromCascade, //id of ESDv0\r
 516                                                                         AliAODVertex::kV0);\r
 517                 // Note:\r
 518                 //    one V0 can be used by several cascades.\r
 519                 // So, one AOD V0 vtx can have several parent vtx.\r
 520                 // This is not directly allowed by AliAODvertex.\r
 521                 // Setting the parent vtx (here = param "vCascade") doesn't lead to a crash\r
 522                 // but to a problem of consistency within AODEvent.\r
 523                 // -> See below paragraph 4.B, for the proposed treatment of such a case.\r
 524 \r
 525                 // Add the vV0FromCascade to the aodVOVtxRefs\r
 526                 aodV0VtxRefs->AddAt(vV0FromCascade,idxV0FromCascade);\r
 527                 \r
 528                 \r
 529                 // 4.A.2 - Add the positive tracks from the V0\r
 530                 \r
 531                 esdCascadePos->GetPxPyPz(momPos);\r
 532                 esdCascadePos->GetXYZ(pos);\r
 533                 esdCascadePos->GetCovarianceXYZPxPyPz(covTr);\r
 534                 esdCascadePos->GetESDpid(pid);\r
 535                 \r
 536         \r
 537                 if (!usedTrack[idxPosFromV0Dghter]) {\r
 538                 usedTrack[idxPosFromV0Dghter] = kTRUE;\r
 539         \r
 540                 UInt_t selectInfo = 0;\r
 541                 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadePos);\r
 542                 if(mcH) mcH->SelectParticle(esdCascadePos->GetLabel());\r
 543                 aodTrack = new(tracks[jTracks++]) AliAODTrack(  esdCascadePos->GetID(),\r
 544                                                                 esdCascadePos->GetLabel(), \r
 545                                                                 momPos, \r
 546                                                                 kTRUE,\r
 547                                                                 pos,\r
 548                                                                 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
 549                                                                 covTr, \r
 550                                                                 (Short_t)esdCascadePos->GetSign(),\r
 551                                                                 esdCascadePos->GetITSClusterMap(), \r
 552                                                                 pid,\r
 553                                                                 vV0FromCascade,\r
 554                                                                 kTRUE,  // usedForVtxFit = kFALSE ? FIXME\r
 555                                                                 vtx->UsesTrack(esdCascadePos->GetID()),\r
 556                                                                 AliAODTrack::kSecondary,\r
 557                                                                 selectInfo);\r
 558                 aodTrack->SetTPCClusterMap(esdCascadePos->GetTPCClusterMap());\r
 559                 aodTrack->SetTPCSharedMap (esdCascadePos->GetTPCSharedMap());\r
 560                 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadePos));\r
 561                 aodTrackRefs->AddAt(aodTrack,idxPosFromV0Dghter);\r
 562 \r
 563                 if (esdCascadePos->GetSign() > 0) nPosTracks++;\r
 564                 aodTrack->ConvertAliPIDtoAODPID();\r
 565                 aodTrack->SetFlags(esdCascadePos->GetStatus());\r
 566                 SetAODPID(esdCascadePos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
 567                 }\r
 568                 else {\r
 569                         aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxPosFromV0Dghter));\r
 570                 }\r
 571                 vV0FromCascade->AddDaughter(aodTrack);\r
 572         \r
 573         \r
 574                 // 4.A.3 - Add the negative tracks from the V0\r
 575                 \r
 576                 esdCascadeNeg->GetPxPyPz(momNeg);\r
 577                 esdCascadeNeg->GetXYZ(pos);\r
 578                 esdCascadeNeg->GetCovarianceXYZPxPyPz(covTr);\r
 579                 esdCascadeNeg->GetESDpid(pid);\r
 580                 \r
 581                 \r
 582                 if (!usedTrack[idxNegFromV0Dghter]) {\r
 583                 usedTrack[idxNegFromV0Dghter] = kTRUE;\r
 584         \r
 585                 UInt_t selectInfo = 0;\r
 586                 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeNeg);\r
 587                 if(mcH)mcH->SelectParticle(esdCascadeNeg->GetLabel());\r
 588                 aodTrack = new(tracks[jTracks++]) AliAODTrack(  esdCascadeNeg->GetID(),\r
 589                                                                 esdCascadeNeg->GetLabel(),\r
 590                                                                 momNeg,\r
 591                                                                 kTRUE,\r
 592                                                                 pos,\r
 593                                                                 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
 594                                                                 covTr, \r
 595                                                                 (Short_t)esdCascadeNeg->GetSign(),\r
 596                                                                 esdCascadeNeg->GetITSClusterMap(), \r
 597                                                                 pid,\r
 598                                                                 vV0FromCascade,\r
 599                                                                 kTRUE,  // usedForVtxFit = kFALSE ? FIXME\r
 600                                                                 vtx->UsesTrack(esdCascadeNeg->GetID()),\r
 601                                                                 AliAODTrack::kSecondary,\r
 602                                                                 selectInfo);\r
 603                 aodTrack->SetTPCClusterMap(esdCascadeNeg->GetTPCClusterMap());\r
 604                 aodTrack->SetTPCSharedMap (esdCascadeNeg->GetTPCSharedMap());\r
 605                 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadeNeg));\r
 606                 aodTrackRefs->AddAt(aodTrack,idxNegFromV0Dghter);\r
 607                 \r
 608                 if (esdCascadeNeg->GetSign() > 0) nPosTracks++;\r
 609                 aodTrack->ConvertAliPIDtoAODPID();\r
 610                 aodTrack->SetFlags(esdCascadeNeg->GetStatus());\r
 611                 SetAODPID(esdCascadeNeg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
 612                 }\r
 613                 else {\r
 614                         aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxNegFromV0Dghter));\r
 615                 }\r
 616         \r
 617                 vV0FromCascade->AddDaughter(aodTrack);\r
 618         \r
 619                         \r
 620                 // 4.A.4 - Add the V0 from cascade to the V0 array\r
 621 \r
 622                 Double_t  dcaV0Daughters      = esdV0FromCascade->GetDcaV0Daughters();\r
 623                 Double_t  dcaV0ToPrimVertex   = esdV0FromCascade->GetD( esd->GetPrimaryVertex()->GetX(),\r
 624                                                                         esd->GetPrimaryVertex()->GetY(),\r
 625                                                                         esd->GetPrimaryVertex()->GetZ() );\r
 626                 esdV0FromCascade->GetPPxPyPz( momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2] ); \r
 627                 esdV0FromCascade->GetNPxPyPz( momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2] ); \r
 628         \r
 629                 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
 630                 dcaDaughterToPrimVertex[0] = TMath::Abs(esdCascadePos->GetD(    esd->GetPrimaryVertex()->GetX(),\r
 631                                                                                 esd->GetPrimaryVertex()->GetY(),\r
 632                                                                                 esd->GetMagneticField())        );\r
 633                 dcaDaughterToPrimVertex[1] = TMath::Abs(esdCascadeNeg->GetD(    esd->GetPrimaryVertex()->GetX(),\r
 634                                                                                 esd->GetPrimaryVertex()->GetY(),\r
 635                                                                                 esd->GetMagneticField())        );\r
 636                 \r
 637                 aodV0 = new(v0s[jV0s++]) AliAODv0( vV0FromCascade, \r
 638                                                    dcaV0Daughters,\r
 639                                                    dcaV0ToPrimVertex, \r
 640                                                    momPosAtV0vtx, \r
 641                                                    momNegAtV0vtx, \r
 642                                                    dcaDaughterToPrimVertex); \r
 643                 // set the aod v0 on-the-fly status\r
 644                 aodV0->SetOnFlyStatus(esdV0FromCascade->GetOnFlyStatus());\r
 645 \r
 646                 // Add the aodV0 to the aodVORefs\r
 647                 aodV0Refs->AddAt(aodV0,idxV0FromCascade);\r
 648                 \r
 649         usedV0[idxV0FromCascade] = kTRUE;\r
 650 \r
 651         } else { \r
 652         // 4.B - if V0 structure already used\r
 653 \r
 654                 // Note :\r
 655                 //    one V0 can be used by several cascades (frequent in PbPb evts) : \r
 656                 // same V0 which used but attached to different bachelor tracks\r
 657                 // -> aodVORefs and aodV0VtxRefs are needed.\r
 658                 // Goal : avoid a redundancy of the info in "Vertices" and "v0s" clones array.\r
 659         \r
 660                 vV0FromCascade = dynamic_cast<AliAODVertex*>( aodV0VtxRefs->At(idxV0FromCascade) );\r
 661                 aodV0          = dynamic_cast<AliAODv0*>    ( aodV0Refs   ->At(idxV0FromCascade) );\r
 662                  \r
 663                 // - Treatment of the parent for such a "re-used" V0 :\r
 664                 // Insert the cascade that reuses the V0 vertex in the lineage chain\r
 665                 // Before : vV0 -> vCascade1 -> vPrimary\r
 666                 //  - Hyp : cascade2 uses the same V0 as cascade1\r
 667                 //  After :  vV0 -> vCascade2 -> vCascade1 -> vPrimary\r
 668                 \r
 669                 AliAODVertex *vCascadePreviousParent = dynamic_cast<AliAODVertex*> (vV0FromCascade->GetParent());\r
 670                         vV0FromCascade->SetParent(vCascade);\r
 671                         vCascade      ->SetParent(vCascadePreviousParent);\r
 672 \r
 673                 if(fDebug > 2)  \r
 674                         printf("---- Cascade / Lineage insertion\n"\r
 675                                 "Parent of V0 vtx                 = Cascade vtx %p\n"\r
 676                                 "Parent of the cascade vtx        = Cascade vtx %p\n"\r
 677                                 "Parent of the parent cascade vtx = Cascade vtx %p\n", \r
 678                                                 static_cast<void*> (vV0FromCascade->GetParent()),\r
 679                                                 static_cast<void*> (vCascade->GetParent()),\r
 680                                                 static_cast<void*> (vCascadePreviousParent->GetParent()) );\r
 681                 \r
 682         }// end if V0 structure already used\r
 683 \r
 684         if (fDebug > 2) {\r
 685                 printf("---- Cascade / V0 vertex: \n");\r
 686                 vV0FromCascade->Print();\r
 687         }\r
 688 \r
 689         if (fDebug > 4) {\r
 690                 printf("---- Cascade / pos dghter : \n");\r
 691                         aodTrack->Print();\r
 692                 printf("---- Cascade / neg dghter : \n");\r
 693                         aodTrack->Print();\r
 694                 printf("---- Cascade / aodV0 : \n");\r
 695                         aodV0->Print();\r
 696         }\r
 697 \r
 698         // In any case (used V0 or not), add the V0 vertex to the cascade one.\r
 699         vCascade->AddDaughter(vV0FromCascade);  \r
 700         \r
 701                 \r
 702         // 5 - Add the primary track of the cascade (if any)\r
 703 \r
 704 \r
 705         // 6 - Add the cascade to the AOD array of cascades\r
 706 \r
 707         Double_t dcaBachToPrimVertexXY = TMath::Abs(esdCascadeBach->GetD(esd->GetPrimaryVertex()->GetX(),\r
 708                                                                          esd->GetPrimaryVertex()->GetY(),\r
 709                                                                          esd->GetMagneticField())        );\r
 710 \r
 711         esdCascade->GetBPxPyPz(momBachAtCascadeVtx[0], momBachAtCascadeVtx[1], momBachAtCascadeVtx[2]);\r
 712 \r
 713         aodCascade = new(cascades[jCascades++]) AliAODcascade(  vCascade,\r
 714                                                                 esdCascade->Charge(),\r
 715                                                                 esdCascade->GetDcaXiDaughters(),\r
 716                                                                 -999.,\r
 717                 // DCAXiToPrimVtx -> needs to be calculated   ----|\r
 718                 // doesn't exist at ESD level;\r
 719                 // See AODcascade::DcaXiToPrimVertex(Double, Double, Double)\r
 720                                                                 dcaBachToPrimVertexXY,\r
 721                                                                 momBachAtCascadeVtx,\r
 722                                                                 *aodV0);\r
 723         \r
 724         if (fDebug > 3) {\r
 725                 printf("---- Cascade / AOD cascade : \n\n");\r
 726                 aodCascade->PrintXi(primary->GetX(), primary->GetY(), primary->GetZ());\r
 727         }\r
 728 \r
 729     } // end of the loop on cascades\r
 730 \r
 731     cascades.Expand(jCascades);\r
 732 \r
 733 \r
 734     //\r
 735     // V0s\r
 736     //\r
 737     \r
 738     for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {\r
 739         \r
 740         if (usedV0[nV0]) continue; // skip if already added to the AOD\r
 741         \r
 742         AliESDv0 *v0 = esd->GetV0(nV0);\r
 743         Int_t posFromV0 = v0->GetPindex();\r
 744         Int_t negFromV0 = v0->GetNindex();\r
 745         \r
 746         // V0 selection \r
 747         //\r
 748         AliESDVertex *esdVtx   = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
 749         AliESDtrack  *esdV0Pos = esd->GetTrack(posFromV0);\r
 750         AliESDtrack  *esdV0Neg = esd->GetTrack(negFromV0);\r
 751         TList v0objects;\r
 752         v0objects.AddAt(v0,                      0);\r
 753         v0objects.AddAt(esdV0Pos,                1);\r
 754         v0objects.AddAt(esdV0Neg,                2);\r
 755         v0objects.AddAt(esdVtx,                  3);\r
 756         UInt_t selectV0 = 0;\r
 757         if (fV0Filter) {\r
 758           selectV0 = fV0Filter->IsSelected(&v0objects);\r
 759           // this is a little awkward but otherwise the \r
 760           // list wants to access the pointer (delete it) \r
 761           // again when going out of scope\r
 762           delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
 763           esdVtx = 0;\r
 764           if (!selectV0) \r
 765             continue;\r
 766         }\r
 767         else{\r
 768           delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
 769           esdVtx = 0;\r
 770         }\r
 771     \r
 772         v0->GetXYZ(pos[0], pos[1], pos[2]);\r
 773 \r
 774         if (!old) {\r
 775             chi2 = v0->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3\r
 776             v0->GetPosCov(covVtx);\r
 777         } else {\r
 778             chi2 = -999.;\r
 779             for (Int_t i = 0; i < 6; i++)  covVtx[i] = 0.;\r
 780         }\r
 781 \r
 782 \r
 783         AliAODVertex * vV0 = \r
 784           new(vertices[jVertices++]) AliAODVertex(pos,\r
 785                                                   covVtx,\r
 786                                                   chi2,\r
 787                                                   primary,\r
 788                                                   nV0,\r
 789                                                   AliAODVertex::kV0);\r
 790         primary->AddDaughter(vV0);\r
 791         \r
 792 \r
 793         // Add the positive tracks from the V0\r
 794         \r
 795         esdV0Pos->GetPxPyPz(momPos);\r
 796         esdV0Pos->GetXYZ(pos);\r
 797         esdV0Pos->GetCovarianceXYZPxPyPz(covTr);\r
 798         esdV0Pos->GetESDpid(pid);\r
 799         \r
 800         if (!usedTrack[posFromV0]) {\r
 801             usedTrack[posFromV0] = kTRUE;\r
 802             UInt_t selectInfo = 0;\r
 803             if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Pos);\r
 804             if(mcH)mcH->SelectParticle(esdV0Pos->GetLabel());\r
 805             aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Pos->GetID(),\r
 806                                                           esdV0Pos->GetLabel(), \r
 807                                                           momPos, \r
 808                                                           kTRUE,\r
 809                                                           pos,\r
 810                                                           kFALSE,\r
 811                                                           covTr, \r
 812                                                           (Short_t)esdV0Pos->GetSign(),\r
 813                                                           esdV0Pos->GetITSClusterMap(), \r
 814                                                           pid,\r
 815                                                           vV0,\r
 816                                                           kTRUE,  // check if this is right\r
 817                                                           vtx->UsesTrack(esdV0Pos->GetID()),\r
 818                                                           AliAODTrack::kSecondary,\r
 819                                                           selectInfo);\r
 820             aodTrack->SetTPCClusterMap(esdV0Pos->GetTPCClusterMap());\r
 821             aodTrack->SetTPCSharedMap (esdV0Pos->GetTPCSharedMap());\r
 822             aodTrack->SetChi2perNDF(Chi2perNDF(esdV0Pos));\r
 823             aodTrackRefs->AddAt(aodTrack,posFromV0);\r
 824             //      if (fDebug > 0) printf("-------------------Bo: pos track from original pt %.3f \n",aodTrack->Pt());\r
 825             if (esdV0Pos->GetSign() > 0) nPosTracks++;\r
 826             aodTrack->ConvertAliPIDtoAODPID();\r
 827             aodTrack->SetFlags(esdV0Pos->GetStatus());\r
 828             SetAODPID(esdV0Pos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
 829         }\r
 830         else {\r
 831             aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(posFromV0));\r
 832             //      if (fDebug > 0) printf("-------------------Bo pos track from refArray pt %.3f \n",aodTrack->Pt());\r
 833         }\r
 834         vV0->AddDaughter(aodTrack);\r
 835     \r
 836         // Add the negative tracks from the V0\r
 837         \r
 838         esdV0Neg->GetPxPyPz(momNeg);\r
 839         esdV0Neg->GetXYZ(pos);\r
 840         esdV0Neg->GetCovarianceXYZPxPyPz(covTr);\r
 841         esdV0Neg->GetESDpid(pid);\r
 842         \r
 843         if (!usedTrack[negFromV0]) {\r
 844             usedTrack[negFromV0] = kTRUE;\r
 845             UInt_t selectInfo = 0;\r
 846             if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Neg);\r
 847             if(mcH)mcH->SelectParticle(esdV0Neg->GetLabel());\r
 848             aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Neg->GetID(),\r
 849                                                           esdV0Neg->GetLabel(),\r
 850                                                           momNeg,\r
 851                                                           kTRUE,\r
 852                                                           pos,\r
 853                                                           kFALSE,\r
 854                                                           covTr, \r
 855                                                           (Short_t)esdV0Neg->GetSign(),\r
 856                                                           esdV0Neg->GetITSClusterMap(), \r
 857                                                           pid,\r
 858                                                           vV0,\r
 859                                                           kTRUE,  // check if this is right\r
 860                                                           vtx->UsesTrack(esdV0Neg->GetID()),\r
 861                                                           AliAODTrack::kSecondary,\r
 862                                                           selectInfo);\r
 863             aodTrack->SetTPCClusterMap(esdV0Neg->GetTPCClusterMap());\r
 864             aodTrack->SetTPCSharedMap (esdV0Neg->GetTPCSharedMap());\r
 865             aodTrack->SetChi2perNDF(Chi2perNDF(esdV0Neg));\r
 866             \r
 867             aodTrackRefs->AddAt(aodTrack,negFromV0);\r
 868             //      if (fDebug > 0) printf("-------------------Bo: neg track from original pt %.3f \n",aodTrack->Pt());\r
 869             if (esdV0Neg->GetSign() > 0) nPosTracks++;\r
 870             aodTrack->ConvertAliPIDtoAODPID();\r
 871             aodTrack->SetFlags(esdV0Neg->GetStatus());\r
 872             SetAODPID(esdV0Neg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
 873         }\r
 874         else {\r
 875             aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(negFromV0));\r
 876             //      if (fDebug > 0) printf("-------------------Bo neg track from refArray pt %.3f \n",aodTrack->Pt());\r
 877         }\r
 878         vV0->AddDaughter(aodTrack);\r
 879 \r
 880 \r
 881         // Add the V0 the V0 array as well\r
 882         \r
 883         Double_t  dcaV0Daughters      = v0->GetDcaV0Daughters();\r
 884         Double_t  dcaV0ToPrimVertex   = v0->GetD(esd->GetPrimaryVertex()->GetX(),\r
 885                                                  esd->GetPrimaryVertex()->GetY(),\r
 886                                                  esd->GetPrimaryVertex()->GetZ());\r
 887         v0->GetPPxPyPz(momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2]); \r
 888         v0->GetNPxPyPz(momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2]); \r
 889         \r
 890         Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
 891         dcaDaughterToPrimVertex[0] = TMath::Abs(esdV0Pos->GetD(  esd->GetPrimaryVertex()->GetX(),\r
 892                                                                  esd->GetPrimaryVertex()->GetY(),\r
 893                                                                         esd->GetMagneticField()) );\r
 894         dcaDaughterToPrimVertex[1] = TMath::Abs(esdV0Neg->GetD(  esd->GetPrimaryVertex()->GetX(),\r
 895                                                                  esd->GetPrimaryVertex()->GetY(),\r
 896                                                                         esd->GetMagneticField()) );\r
 897         \r
 898         aodV0 = new(v0s[jV0s++]) AliAODv0(vV0, \r
 899                                         dcaV0Daughters,\r
 900                                         dcaV0ToPrimVertex,\r
 901                                         momPosAtV0vtx,\r
 902                                         momNegAtV0vtx,\r
 903                                         dcaDaughterToPrimVertex);\r
 904 \r
 905         // set the aod v0 on-the-fly status\r
 906         aodV0->SetOnFlyStatus(v0->GetOnFlyStatus());\r
 907     }//End of loop on V0s \r
 908 \r
 909     v0s.Expand(jV0s);    \r
 910 \r
 911     if (fDebug > 0)   printf("   NAODCascades=%d / NAODV0s=%d\n", jCascades, jV0s);\r
 912     // end of V0 parts\r
 913 \r
 914 \r
 915     // Kinks: it is a big mess the access to the information in the kinks\r
 916     // The loop is on the tracks in order to find the mother and daugther of each kink\r
 917     \r
 918     \r
 919     for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {\r
 920         \r
 921         AliESDtrack * esdTrack = esd->GetTrack(iTrack);\r
 922         \r
 923         Int_t ikink = esdTrack->GetKinkIndex(0);\r
 924         \r
 925         if (ikink && nKinks) {\r
 926             // Negative kink index: mother, positive: daughter\r
 927             \r
 928             // Search for the second track of the kink\r
 929             \r
 930             for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {\r
 931                 \r
 932                 AliESDtrack * esdTrack1 = esd->GetTrack(jTrack);\r
 933                 \r
 934                 Int_t jkink = esdTrack1->GetKinkIndex(0);\r
 935                 \r
 936                 if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {\r
 937                     \r
 938                     // The two tracks are from the same kink\r
 939                     \r
 940                     if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks\r
 941                     \r
 942                     Int_t imother = -1;\r
 943                     Int_t idaughter = -1;\r
 944                     \r
 945                     if (ikink<0 && jkink>0) {\r
 946                         \r
 947                         imother = iTrack;\r
 948                         idaughter = jTrack;\r
 949                     }\r
 950                     else if (ikink>0 && jkink<0) {\r
 951                         \r
 952                         imother = jTrack;\r
 953                         idaughter = iTrack;\r
 954                     }\r
 955                     else {\r
 956 //                      cerr << "Error: Wrong combination of kink indexes: "\r
 957 //                           << ikink << " " << jkink << endl;\r
 958                         continue;\r
 959                     }\r
 960                     \r
 961                     // Add the mother track if it passed primary track selection cuts\r
 962                     \r
 963                     AliAODTrack * mother = NULL;\r
 964                     \r
 965                     UInt_t selectInfo = 0;\r
 966                     if (fTrackFilter) {\r
 967                         selectInfo = fTrackFilter->IsSelected(esd->GetTrack(imother));\r
 968                         if (!selectInfo) continue;\r
 969                     }\r
 970                     \r
 971                     if (!usedTrack[imother]) {\r
 972                         \r
 973                         usedTrack[imother] = kTRUE;\r
 974                         \r
 975                         AliESDtrack *esdTrackM = esd->GetTrack(imother);\r
 976                         esdTrackM->GetPxPyPz(p);\r
 977                         esdTrackM->GetXYZ(pos);\r
 978                         esdTrackM->GetCovarianceXYZPxPyPz(covTr);\r
 979                         esdTrackM->GetESDpid(pid);\r
 980                         if(mcH)mcH->SelectParticle(esdTrackM->GetLabel());\r
 981                         mother = \r
 982                             new(tracks[jTracks++]) AliAODTrack(esdTrackM->GetID(),\r
 983                                                                esdTrackM->GetLabel(),\r
 984                                                                p,\r
 985                                                                kTRUE,\r
 986                                                                pos,\r
 987                                                                kFALSE,\r
 988                                                                covTr, \r
 989                                                                (Short_t)esdTrackM->GetSign(),\r
 990                                                                esdTrackM->GetITSClusterMap(), \r
 991                                                                pid,\r
 992                                                                primary,\r
 993                                                                kTRUE, // check if this is right\r
 994                                                                vtx->UsesTrack(esdTrack->GetID()),\r
 995                                                                AliAODTrack::kPrimary,\r
 996                                                                selectInfo);\r
 997                         mother->SetTPCClusterMap(esdTrackM->GetTPCClusterMap());\r
 998                         mother->SetTPCSharedMap (esdTrackM->GetTPCSharedMap());\r
 999                         mother->SetChi2perNDF(Chi2perNDF(esdTrackM));\r
1000 \r
1001                         aodTrackRefs->AddAt(mother, imother);\r
1002                         \r
1003                         if (esdTrackM->GetSign() > 0) nPosTracks++;\r
1004                         mother->SetFlags(esdTrackM->GetStatus());\r
1005                         mother->ConvertAliPIDtoAODPID();\r
1006                         primary->AddDaughter(mother);\r
1007                         mother->ConvertAliPIDtoAODPID();\r
1008                         SetAODPID(esdTrackM,mother,detpid,timezero,esd->GetMagneticField());\r
1009                     }\r
1010                     else {\r
1011 //                      cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
1012 //                           << " track " << imother << " has already been used!" << endl;\r
1013                   }\r
1014                     \r
1015                     // Add the kink vertex\r
1016                     AliESDkink * kink = esd->GetKink(TMath::Abs(ikink)-1);\r
1017                     \r
1018                     AliAODVertex * vkink = \r
1019                         new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),\r
1020                                                                 NULL,\r
1021                                                                 0.,\r
1022                                                                 mother,\r
1023                                                                 esdTrack->GetID(),  // This is the track ID of the mother's track!\r
1024                                                                 AliAODVertex::kKink);\r
1025                     // Add the daughter track\r
1026                   \r
1027                     AliAODTrack * daughter = NULL;\r
1028                     \r
1029                     if (!usedTrack[idaughter]) {\r
1030                         \r
1031                         usedTrack[idaughter] = kTRUE;\r
1032                         \r
1033                         AliESDtrack *esdTrackD = esd->GetTrack(idaughter);\r
1034                         esdTrackD->GetPxPyPz(p);\r
1035                         esdTrackD->GetXYZ(pos);\r
1036                         esdTrackD->GetCovarianceXYZPxPyPz(covTr);\r
1037                         esdTrackD->GetESDpid(pid);\r
1038                         selectInfo = 0;\r
1039                         if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdTrackD);\r
1040                         if(mcH)mcH->SelectParticle(esdTrackD->GetLabel());\r
1041                         daughter = \r
1042                             new(tracks[jTracks++]) AliAODTrack(esdTrackD->GetID(),\r
1043                                                                esdTrackD->GetLabel(),\r
1044                                                                p,\r
1045                                                                kTRUE,\r
1046                                                                pos,\r
1047                                                                kFALSE,\r
1048                                                                covTr, \r
1049                                                                (Short_t)esdTrackD->GetSign(),\r
1050                                                                esdTrackD->GetITSClusterMap(), \r
1051                                                                pid,\r
1052                                                                vkink,\r
1053                                                                kTRUE, // check if this is right\r
1054                                                                vtx->UsesTrack(esdTrack->GetID()),\r
1055                                                                AliAODTrack::kSecondary,\r
1056                                                                selectInfo);\r
1057                         daughter->SetTPCClusterMap(esdTrackD->GetTPCClusterMap());\r
1058                         daughter->SetTPCSharedMap (esdTrackD->GetTPCSharedMap());\r
1059                         aodTrackRefs->AddAt(daughter, idaughter);\r
1060                         \r
1061                         if (esdTrackD->GetSign() > 0) nPosTracks++;\r
1062                         daughter->SetFlags(esdTrackD->GetStatus());\r
1063                         daughter->ConvertAliPIDtoAODPID();\r
1064                         vkink->AddDaughter(daughter);\r
1065                         daughter->ConvertAliPIDtoAODPID();\r
1066                        SetAODPID(esdTrackD,daughter,detpid,timezero,esd->GetMagneticField());\r
1067                     }\r
1068                     else {\r
1069 //                      cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
1070 //                           << " track " << idaughter << " has already been used!" << endl;\r
1071                     }\r
1072                 }\r
1073             }\r
1074         }      \r
1075     }\r
1076     \r
1077   \r
1078     // Tracks (primary and orphan)\r
1079 \r
1080     if (fDebug > 0) printf("NUMBER OF ESD TRACKS %5d\n", nTracks);\r
1081     \r
1082     for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {\r
1083         \r
1084         \r
1085         if (usedTrack[nTrack]) continue;\r
1086 \r
1087         AliESDtrack *esdTrack = esd->GetTrack(nTrack);\r
1088         UInt_t selectInfo = 0;\r
1089         //\r
1090         // Track selection\r
1091         if (fTrackFilter) {\r
1092             selectInfo = fTrackFilter->IsSelected(esdTrack);\r
1093             if (!selectInfo && !vtx->UsesTrack(esdTrack->GetID())) continue;\r
1094         }\r
1095         \r
1096         //\r
1097         esdTrack->GetPxPyPz(p);\r
1098         esdTrack->GetXYZ(pos);\r
1099         esdTrack->GetCovarianceXYZPxPyPz(covTr);\r
1100         esdTrack->GetESDpid(pid);\r
1101         if(mcH)mcH->SelectParticle(esdTrack->GetLabel());\r
1102         primary->AddDaughter(aodTrack =\r
1103                              new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),\r
1104                                                                 esdTrack->GetLabel(),\r
1105                                                                 p,\r
1106                                                                 kTRUE,\r
1107                                                                 pos,\r
1108                                                                 kFALSE,\r
1109                                                                 covTr, \r
1110                                                                 (Short_t)esdTrack->GetSign(),\r
1111                                                                 esdTrack->GetITSClusterMap(), \r
1112                                                                 pid,\r
1113                                                                 primary,\r
1114                                                                 kTRUE, // check if this is right\r
1115                                                                 vtx->UsesTrack(esdTrack->GetID()),\r
1116                                                                 AliAODTrack::kPrimary, \r
1117                                                                 selectInfo)\r
1118                              );\r
1119         aodTrack->SetTPCClusterMap(esdTrack->GetTPCClusterMap());\r
1120         aodTrack->SetTPCSharedMap (esdTrack->GetTPCSharedMap());\r
1121         aodTrack->SetChi2perNDF(Chi2perNDF(esdTrack));\r
1122 \r
1123         aodTrackRefs->AddAt(aodTrack, nTrack);\r
1124 \r
1125         \r
1126         if (esdTrack->GetSign() > 0) nPosTracks++;\r
1127         aodTrack->SetFlags(esdTrack->GetStatus());\r
1128         aodTrack->ConvertAliPIDtoAODPID();\r
1129         SetAODPID(esdTrack,aodTrack,detpid,timezero,esd->GetMagneticField());\r
1130     } // end of loop on tracks\r
1131     \r
1132     // Update number of AOD tracks in header at the end of track loop (M.G.)\r
1133     header->SetRefMultiplicity(jTracks);\r
1134     header->SetRefMultiplicityPos(nPosTracks);\r
1135     header->SetRefMultiplicityNeg(jTracks - nPosTracks);\r
1136     if (fDebug > 0) \r
1137       printf("   NAODTRACKS=%d  NPOS=%d  NNEG=%d\n", jTracks, nPosTracks, jTracks - nPosTracks);\r
1138     // Do not shrink the array of tracks - other filters may add to it (M.G)\r
1139     //   tracks.Expand(jTracks); // remove 'empty slots' due to unwritten tracks\r
1140   \r
1141     // Access to the AOD container of PMD clusters\r
1142     TClonesArray &pmdClusters = *(AODEvent()->GetPmdClusters());\r
1143     Int_t jPmdClusters=0;\r
1144   \r
1145     for (Int_t iPmd = 0; iPmd < nPmdClus; ++iPmd) {\r
1146       // file pmd clusters, to be revised!\r
1147       AliESDPmdTrack *pmdTrack = esd->GetPmdTrack(iPmd);\r
1148       Int_t nLabel = 0;\r
1149       Int_t *label = 0x0;\r
1150       Double_t posPmd[3] = { pmdTrack->GetClusterX(), pmdTrack->GetClusterY(), pmdTrack->GetClusterZ()};\r
1151       Double_t pidPmd[13] = { 0.}; // to be revised!\r
1152       // type not set!\r
1153       // assoc cluster not set\r
1154       new(pmdClusters[jPmdClusters++]) AliAODPmdCluster(iPmd, nLabel, label, pmdTrack->GetClusterADC(), posPmd, pidPmd);\r
1155     }\r
1156 \r
1157     // Access to the AOD container of clusters\r
1158     TClonesArray &caloClusters = *(AODEvent()->GetCaloClusters());\r
1159     Int_t jClusters=0;\r
1160  \r
1161     for (Int_t iClust=0; iClust<nCaloClus; ++iClust) {\r
1162 \r
1163       AliESDCaloCluster * cluster = esd->GetCaloCluster(iClust);\r
1164 \r
1165       Int_t  id        = cluster->GetID();\r
1166       Int_t  nLabel    = cluster->GetNLabels();\r
1167       Int_t *labels    = cluster->GetLabels();\r
1168       if(labels){ \r
1169                   for(int i = 0;i < nLabel;++i){\r
1170                           if(mcH)mcH->SelectParticle(labels[i]);\r
1171                   }\r
1172           }             \r
1173 \r
1174       Float_t energy = cluster->E();\r
1175       cluster->GetPosition(posF);\r
1176 \r
1177       AliAODCaloCluster *caloCluster = new(caloClusters[jClusters++]) AliAODCaloCluster(id,\r
1178                                                                                         nLabel,\r
1179                                                                                         labels,\r
1180                                                                                         energy,\r
1181                                                                                         posF,\r
1182                                                                                         NULL,\r
1183                                                                                         cluster->GetType(),0);\r
1184       \r
1185       caloCluster->SetCaloCluster(cluster->GetDistanceToBadChannel(),\r
1186                                   cluster->GetDispersion(),\r
1187                                   cluster->GetM20(), cluster->GetM02(),\r
1188                                   cluster->GetEmcCpvDistance(),  \r
1189                                   cluster->GetNExMax(),cluster->GetTOF()) ;\r
1190 \r
1191       caloCluster->SetPIDFromESD(cluster->GetPID());\r
1192       caloCluster->SetNCells(cluster->GetNCells());\r
1193       caloCluster->SetCellsAbsId(cluster->GetCellsAbsId());\r
1194       caloCluster->SetCellsAmplitudeFraction(cluster->GetCellsAmplitudeFraction());\r
1195 \r
1196       TArrayI* matchedT =       cluster->GetTracksMatched();\r
1197       if (nTracks>0 && matchedT && cluster->GetTrackMatchedIndex() >= 0) {      \r
1198         for (Int_t im = 0; im < matchedT->GetSize(); im++) {\r
1199             Int_t iESDtrack = matchedT->At(im);;\r
1200             if (aodTrackRefs->At(iESDtrack) != 0) {\r
1201                 caloCluster->AddTrackMatched((AliAODTrack*)aodTrackRefs->At(iESDtrack));\r
1202             }\r
1203         }\r
1204       }\r
1205       \r
1206     } \r
1207     caloClusters.Expand(jClusters); // resize TObjArray to 'remove' slots for pseudo clusters    \r
1208     // end of loop on calo clusters\r
1209 \r
1210     // fill EMCAL cell info\r
1211     if (esd->GetEMCALCells()) { // protection against missing ESD information\r
1212       AliESDCaloCells &esdEMcells = *(esd->GetEMCALCells());\r
1213       Int_t nEMcell = esdEMcells.GetNumberOfCells() ;\r
1214       \r
1215       AliAODCaloCells &aodEMcells = *(AODEvent()->GetEMCALCells());\r
1216       aodEMcells.CreateContainer(nEMcell);\r
1217       aodEMcells.SetType(AliAODCaloCells::kEMCALCell);\r
1218       for (Int_t iCell = 0; iCell < nEMcell; iCell++) {      \r
1219         aodEMcells.SetCell(iCell,esdEMcells.GetCellNumber(iCell),esdEMcells.GetAmplitude(iCell));\r
1220       }\r
1221       aodEMcells.Sort();\r
1222     }\r
1223 \r
1224     // fill PHOS cell info\r
1225     if (esd->GetPHOSCells()) { // protection against missing ESD information\r
1226       AliESDCaloCells &esdPHcells = *(esd->GetPHOSCells());\r
1227       Int_t nPHcell = esdPHcells.GetNumberOfCells() ;\r
1228       \r
1229       AliAODCaloCells &aodPHcells = *(AODEvent()->GetPHOSCells());\r
1230       aodPHcells.CreateContainer(nPHcell);\r
1231       aodPHcells.SetType(AliAODCaloCells::kPHOSCell);\r
1232       for (Int_t iCell = 0; iCell < nPHcell; iCell++) {      \r
1233         aodPHcells.SetCell(iCell,esdPHcells.GetCellNumber(iCell),esdPHcells.GetAmplitude(iCell));\r
1234       }\r
1235       aodPHcells.Sort();\r
1236     }\r
1237 \r
1238     // tracklets    \r
1239     AliAODTracklets &SPDTracklets = *(AODEvent()->GetTracklets());\r
1240     const AliMultiplicity *mult = esd->GetMultiplicity();\r
1241     if (mult) {\r
1242       if (mult->GetNumberOfTracklets()>0) {\r
1243         SPDTracklets.CreateContainer(mult->GetNumberOfTracklets());\r
1244 \r
1245         for (Int_t n=0; n<mult->GetNumberOfTracklets(); n++) {\r
1246           if(mcH){\r
1247             mcH->SelectParticle(mult->GetLabel(n, 0));\r
1248             mcH->SelectParticle(mult->GetLabel(n, 1));\r
1249           }\r
1250           SPDTracklets.SetTracklet(n, mult->GetTheta(n), mult->GetPhi(n), mult->GetDeltaPhi(n), mult->GetLabel(n, 0),mult->GetLabel(n, 1));\r
1251         }\r
1252       }\r
1253     } else {\r
1254       //Printf("ERROR: AliMultiplicity could not be retrieved from ESD");\r
1255     }\r
1256 \r
1257     delete [] usedKink;\r
1258     delete [] usedV0;\r
1259     delete [] usedTrack;    \r
1260     delete    aodV0Refs;\r
1261     delete    aodV0VtxRefs;\r
1262     delete    aodTrackRefs;\r
1263 \r
1264     return;\r
1265 }\r
1266 \r
1267 \r
1268 void AliAnalysisTaskESDfilter::SetAODPID(AliESDtrack *esdtrack, AliAODTrack *aodtrack, AliAODPid *detpid, Double_t timezero, Double_t bfield)\r
1269 {\r
1270   //\r
1271   // Setter for the raw PID detector signals\r
1272   //\r
1273 \r
1274   // Save PID object for candidate electrons\r
1275     Bool_t pidSave = kFALSE;\r
1276     if (fTrackFilter) {\r
1277         Bool_t selectInfo = fTrackFilter->IsSelected((char*) "Electrons");\r
1278         if (selectInfo)  pidSave = kTRUE;\r
1279     }\r
1280 \r
1281 \r
1282     // Tracks passing pt cut \r
1283     if(esdtrack->Pt()>fHighPthreshold) {\r
1284         pidSave = kTRUE;\r
1285     } else {\r
1286         if(fPtshape){\r
1287             if(esdtrack->Pt()> fPtshape->GetXmin()){\r
1288                 Double_t y = fPtshape->Eval(esdtrack->Pt())/fPtshape->Eval(fHighPthreshold);\r
1289                 if(gRandom->Rndm(0)<1./y){\r
1290                     pidSave = kTRUE;\r
1291                 }//end rndm\r
1292             }//end if p < pmin\r
1293         }//end if p function\r
1294     }// end else\r
1295 \r
1296     if (pidSave) {\r
1297       if(!aodtrack->GetDetPid()){// prevent memory leak when calling SetAODPID twice for the same track\r
1298         detpid = new AliAODPid();\r
1299         SetDetectorRawSignals(detpid,esdtrack,timezero, bfield);\r
1300         aodtrack->SetDetPID(detpid);\r
1301       }\r
1302     }\r
1303 }\r
1304 \r
1305 void AliAnalysisTaskESDfilter::SetDetectorRawSignals(AliAODPid *aodpid, AliESDtrack *track, Double_t timezero, Double_t bfield)\r
1306 {\r
1307 //\r
1308 //assignment of the detector signals (AliXXXesdPID inspired)\r
1309 //\r
1310  if(!track){\r
1311  AliInfo("no ESD track found. .....exiting");\r
1312  return;\r
1313  }\r
1314  // TPC momentum\r
1315  const AliExternalTrackParam *in=track->GetInnerParam();\r
1316  if (in) {\r
1317    aodpid->SetTPCmomentum(in->GetP());\r
1318  }else{\r
1319    aodpid->SetTPCmomentum(-1.);\r
1320  }\r
1321 \r
1322 \r
1323  aodpid->SetITSsignal(track->GetITSsignal());\r
1324  aodpid->SetTPCsignal(track->GetTPCsignal());\r
1325  aodpid->SetTPCsignalN(track->GetTPCsignalN());\r
1326 \r
1327  //n TRD planes = 6\r
1328  Int_t nslices = track->GetNumberOfTRDslices()*6;\r
1329  Double_t *trdslices = new Double_t[nslices];\r
1330  for(Int_t iSl =0; iSl < track->GetNumberOfTRDslices(); iSl++) {\r
1331    for(Int_t iPl =0; iPl<6; iPl++) trdslices[iPl*track->GetNumberOfTRDslices()+iSl] = track->GetTRDslice(iPl,iSl);\r
1332  }\r
1333  \r
1334 //TRD momentum\r
1335  for(Int_t iPl=0;iPl<6;iPl++){\r
1336    Double_t trdmom=track->GetTRDmomentum(iPl);\r
1337    aodpid->SetTRDmomentum(iPl,trdmom);\r
1338  }\r
1339 \r
1340  aodpid->SetTRDsignal(track->GetNumberOfTRDslices()*6,trdslices);\r
1341  Double_t times[AliAODPid::kSPECIES]; track->GetIntegratedTimes(times);\r
1342  aodpid->SetIntegratedTimes(times);\r
1343 \r
1344  aodpid->SetTOFsignal(track->GetTOFsignal()-timezero); // to be fixed\r
1345  aodpid->SetHMPIDsignal(track->GetHMPIDsignal());\r
1346 \r
1347  //Extrapolate track to EMCAL surface for AOD-level track-cluster matching\r
1348  Double_t emcpos[3] = {0.,0.,0.};\r
1349  Double_t emcmom[3] = {0.,0.,0.};\r
1350  aodpid->SetEMCALPosition(emcpos);\r
1351  aodpid->SetEMCALMomentum(emcmom);\r
1352 \r
1353  AliExternalTrackParam *outerparam = (AliExternalTrackParam*)track->GetOuterParam();\r
1354  if(!outerparam) return;\r
1355 \r
1356  //To be replaced by call to AliEMCALGeoUtils when the class becomes available\r
1357  Double_t radius = 441.0; //[cm] EMCAL radius +13cm\r
1358 \r
1359  Bool_t okpos = outerparam->GetXYZAt(radius,bfield,emcpos);\r
1360  Bool_t okmom = outerparam->GetPxPyPzAt(radius,bfield,emcmom);\r
1361  if(!(okpos && okmom)) return;\r
1362 \r
1363  aodpid->SetEMCALPosition(emcpos);\r
1364  aodpid->SetEMCALMomentum(emcmom);\r
1365 \r
1366 }\r
1367 \r
1368 Double_t  AliAnalysisTaskESDfilter::Chi2perNDF(AliESDtrack* track)\r
1369 {\r
1370     // Calculate chi2 per ndf for track\r
1371     Int_t  nClustersTPC = track->GetTPCNcls();\r
1372 \r
1373     if ( nClustersTPC > 5) {\r
1374        return (track->GetTPCchi2()/Float_t(nClustersTPC - 5));\r
1375     } else {\r
1376        return (-1.);\r
1377     }\r
1378  }\r
1379 \r
1380 \r
1381 \r
1382 void AliAnalysisTaskESDfilter::Terminate(Option_t */*option*/)\r
1383 {\r
1384 // Terminate analysis\r
1385 //\r
1386     if (fDebug > 1) printf("AnalysisESDfilter: Terminate() \n");\r
1387 }\r
1388 \r
1389 void  AliAnalysisTaskESDfilter::PrintMCInfo(AliStack *pStack,Int_t label){\r
1390   if(!pStack)return;\r
1391   label = TMath::Abs(label);\r
1392   TParticle *part = pStack->Particle(label);\r
1393   Printf("########################");\r
1394   Printf("%s:%d %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,label,part->GetUniqueID(),part->GetPdgCode(),part->P());\r
1395   part->Print();\r
1396   TParticle* mother = part;\r
1397   Int_t imo = part->GetFirstMother();\r
1398   Int_t nprim = pStack->GetNprimary();\r
1399   //  while((imo >= nprim) && (mother->GetUniqueID() == 4)) {\r
1400   while((imo >= nprim)) {\r
1401     mother =  pStack->Particle(imo);\r
1402     Printf("Mother %s:%d Label %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,imo,mother->GetUniqueID(),mother->GetPdgCode(),mother->P());\r
1403     mother->Print();\r
1404     imo =  mother->GetFirstMother();\r
1405   }\r
1406   Printf("########################");\r
1407 }\r