ANALYSIS/AliAnalysisTaskSE.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 /* $Id$ */
  17
  18 #include <TROOT.h>
  19 #include <TSystem.h>
  20 #include <TInterpreter.h>
  21 #include <TChain.h>
  22 #include <TFile.h>
  23 #include <TList.h>
  24
  25 #include "AliAnalysisTaskSE.h"
  26 #include "AliAnalysisManager.h"
  27 #include "AliAnalysisCuts.h"
  28 #include "AliAnalysisDataSlot.h"
  29 #include "AliAnalysisDataContainer.h"
  30
  31 #include "AliESDEvent.h"
  32 #include "AliESDfriend.h"
  33 #include "AliESD.h"
  34 #include "AliAODEvent.h"
  35 #include "AliAODHeader.h"
  36 #include "AliAODVZERO.h"
  37 #include "AliTOFHeader.h"
  38 #include "AliAODTracklets.h"
  39 #include "AliAODCaloCells.h"
  40 #include "AliAODCaloTrigger.h"
  41 #include "AliAODMCParticle.h"
  42 #include "AliVEvent.h"
  43 #include "AliAODHandler.h"
  44 #include "AliAODInputHandler.h"
  45 #include "AliMCEventHandler.h"
  46 #include "AliInputEventHandler.h"
  47 #include "AliMultiInputEventHandler.h"
  48 #include "AliESDInputHandler.h"
  49 #include "AliMCEvent.h"
  50 #include "AliStack.h"
  51 #include "AliLog.h"
  52 #include "AliAODDimuon.h"
  53
  54
  55 ClassImp(AliAnalysisTaskSE)
  56
  57 ////////////////////////////////////////////////////////////////////////
  58 AliAODHeader*    AliAnalysisTaskSE::fgAODHeader         = NULL;
  59 AliTOFHeader*    AliAnalysisTaskSE::fgTOFHeader         = NULL;
  60 AliAODVZERO*     AliAnalysisTaskSE::fgAODVZERO          = NULL;
  61 TClonesArray*    AliAnalysisTaskSE::fgAODTracks         = NULL;
  62 TClonesArray*    AliAnalysisTaskSE::fgAODVertices       = NULL;
  63 TClonesArray*    AliAnalysisTaskSE::fgAODV0s            = NULL;
  64 TClonesArray*    AliAnalysisTaskSE::fgAODPMDClusters    = NULL;
  65 TClonesArray*    AliAnalysisTaskSE::fgAODJets           = NULL;
  66 TClonesArray*    AliAnalysisTaskSE::fgAODFMDClusters    = NULL;
  67 TClonesArray*    AliAnalysisTaskSE::fgAODCaloClusters   = NULL;
  68 TClonesArray*    AliAnalysisTaskSE::fgAODMCParticles    = NULL;
  69 AliAODTracklets* AliAnalysisTaskSE::fgAODTracklets      = NULL;
  70 AliAODCaloCells* AliAnalysisTaskSE::fgAODEmcalCells     = NULL;
  71 AliAODCaloCells* AliAnalysisTaskSE::fgAODPhosCells      = NULL;
  72 AliAODCaloTrigger* AliAnalysisTaskSE::fgAODEMCALTrigger = NULL;
  73 AliAODCaloTrigger* AliAnalysisTaskSE::fgAODPHOSTrigger  = NULL;
  74 TClonesArray*    AliAnalysisTaskSE::fgAODDimuons        = NULL;
  75 TClonesArray*    AliAnalysisTaskSE::fgAODHmpidRings     = NULL;
  76
  77 AliAnalysisTaskSE::AliAnalysisTaskSE():
  78     AliAnalysisTask(),
  79     fDebug(0),
  80     fEntry(0),
  81     fInputEvent(0x0),
  82     fESDfriend(0x0),
  83     fInputHandler(0x0),
  84     fOutputAOD(0x0),
  85     fMCEvent(0x0),
  86     fTreeA(0x0),
  87     fCurrentRunNumber(-1),
  88     fHistosQA(0x0),
  89     fOfflineTriggerMask(0),
  90     fMultiInputHandler(0),
  91     fMCEventHandler(0)
  92 {
  93   // Default constructor
  94 }
  95
  96 AliAnalysisTaskSE::AliAnalysisTaskSE(const char* name):
  97     AliAnalysisTask(name, "AnalysisTaskSE"),
  98     fDebug(0),
  99     fEntry(0),
 100     fInputEvent(0x0),
 101     fESDfriend(0x0),
 102     fInputHandler(0x0),
 103     fOutputAOD(0x0),
 104     fMCEvent(0x0),
 105     fTreeA(0x0),
 106     fCurrentRunNumber(-1),
 107     fHistosQA(0x0),
 108     fOfflineTriggerMask(0),
 109     fMultiInputHandler(0),
 110     fMCEventHandler(0)
 111 {
 112   // Default constructor
 113     DefineInput (0, TChain::Class());
 114     DefineOutput(0,  TTree::Class());
 115 }
 116
 117 AliAnalysisTaskSE::AliAnalysisTaskSE(const AliAnalysisTaskSE& obj):
 118     AliAnalysisTask(obj),
 119     fDebug(0),
 120     fEntry(0),
 121     fInputEvent(0x0),
 122     fESDfriend(0x0),
 123     fInputHandler(0x0),
 124     fOutputAOD(0x0),
 125     fMCEvent(0x0),
 126     fTreeA(0x0),
 127     fCurrentRunNumber(-1),
 128     fHistosQA(0x0),
 129     fOfflineTriggerMask(0),
 130     fMultiInputHandler(obj.fMultiInputHandler),
 131     fMCEventHandler(obj.fMCEventHandler)
 132 {
 133 // Copy constructor
 134     fDebug            = obj.fDebug;
 135     fEntry            = obj.fEntry;
 136     fInputEvent       = obj.fInputEvent;
 137     fESDfriend        = obj.fESDfriend;
 138     fInputHandler     = obj.fInputHandler;
 139     fOutputAOD        = obj.fOutputAOD;
 140     fMCEvent          = obj.fMCEvent;
 141     fTreeA            = obj.fTreeA;
 142     fCurrentRunNumber = obj.fCurrentRunNumber;
 143     fHistosQA         = obj.fHistosQA;
 144
 145 }
 146
 147
 148 AliAnalysisTaskSE& AliAnalysisTaskSE::operator=(const AliAnalysisTaskSE& other)
 149 {
 150 // Assignment
 151   if(&other == this) return *this;
 152   AliAnalysisTask::operator=(other);
 153
 154     AliAnalysisTask::operator=(other);
 155     fDebug            = other.fDebug;
 156     fEntry            = other.fEntry;
 157     fInputEvent       = other.fInputEvent;
 158     fESDfriend        = other.fESDfriend;
 159     fInputHandler     = other.fInputHandler;
 160     fOutputAOD        = other.fOutputAOD;
 161     fMCEvent          = other.fMCEvent;
 162     fTreeA            = other.fTreeA;
 163     fCurrentRunNumber = other.fCurrentRunNumber;
 164     fHistosQA         = other.fHistosQA;
 165     fOfflineTriggerMask = other.fOfflineTriggerMask;
 166     fMultiInputHandler  = other.fMultiInputHandler;
 167     fMCEventHandler     = other.fMCEventHandler;
 168     return *this;
 169 }
 170
 171 //______________________________________________________________________________
 172 void AliAnalysisTaskSE::ConnectInputData(Option_t* /*option*/)
 173 {
 174 // Connect the input data
 175     if (fDebug > 1) printf("AnalysisTaskSE::ConnectInputData() \n");
 176
 177    // Connect input handlers (multi input handler is handled)
 178     ConnectMultiHandler();
 179
 180     if (fInputHandler) {
 181         if ((fInputHandler->GetTree())->GetBranch("ESDfriend."))
 182             fESDfriend = ((AliESDInputHandler*)fInputHandler)->GetESDfriend();
 183
 184         fInputEvent = fInputHandler->GetEvent();
 185     } else if( fMCEvent ) {
 186          AliWarning("No Input Event Handler connected, only MC Truth Event Handler") ;
 187     } else {
 188          AliError("No Input Event Handler connected") ;
 189          return ;
 190     }
 191     // Disconnect multi handler
 192     DisconnectMultiHandler();
 193 }
 194
 195 void AliAnalysisTaskSE::CreateOutputObjects()
 196 {
 197 // Create the output container
 198 //
 199 //  Default AOD
 200     if (fDebug > 1) printf("AnalysisTaskSE::CreateOutPutData() \n");
 201
 202     AliAODHandler* handler = dynamic_cast<AliAODHandler*>
 203          ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler());
 204
 205     Bool_t merging = kFALSE;
 206     AliAODInputHandler* aodIH = static_cast<AliAODInputHandler*>((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler());
 207     if (aodIH) {
 208         if (aodIH->GetMergeEvents()) merging = kTRUE;
 209     }
 210
 211     // Check if AOD replication has been required
 212     if (handler) {
 213         fOutputAOD   = handler->GetAOD();
 214         fTreeA = handler->GetTree();
 215         if (fOutputAOD && !(handler->IsStandard())) {
 216             if ((handler->NeedsHeaderReplication() || merging) && !(fgAODHeader))
 217                 {
 218                  if (fDebug > 1) AliInfo("Replicating header");
 219                  fgAODHeader = new AliAODHeader;
 220                  handler->AddBranch("AliAODHeader", &fgAODHeader);
 221                 }
 222             if ((handler->NeedsTOFHeaderReplication() || merging) && !(fgTOFHeader))
 223                 {
 224                  if (fDebug > 1) AliInfo("Replicating TOFheader");
 225                  fgTOFHeader = new AliTOFHeader;
 226                  handler->AddBranch("AliTOFHeader", &fgTOFHeader);
 227                 }
 228             if ((handler->NeedsVZEROReplication() || merging) && !(fgAODVZERO))
 229                 {
 230                  if (fDebug > 1) AliInfo("Replicating VZERO");
 231                  fgAODVZERO = new AliAODVZERO;
 232                  handler->AddBranch("AliAODVZERO", &fgAODVZERO);
 233                 }
 234
 235             if ((handler->NeedsTracksBranchReplication() || merging) && !(fgAODTracks))
 236             {
 237                 if (fDebug > 1) AliInfo("Replicating track branch\n");
 238                 fgAODTracks = new TClonesArray("AliAODTrack",500);
 239                 fgAODTracks->SetName("tracks");
 240                 handler->AddBranch("TClonesArray", &fgAODTracks);
 241             }
 242             if ((handler->NeedsVerticesBranchReplication() || merging) && !(fgAODVertices))
 243             {
 244                 if (fDebug > 1) AliInfo("Replicating vertices branch\n");
 245                 fgAODVertices = new TClonesArray("AliAODVertex",500);
 246                 fgAODVertices->SetName("vertices");
 247                 handler->AddBranch("TClonesArray", &fgAODVertices);
 248             }
 249             if ((handler->NeedsV0sBranchReplication()) && !(fgAODV0s))
 250             {
 251                 if (fDebug > 1) AliInfo("Replicating V0s branch\n");
 252                 fgAODV0s = new TClonesArray("AliAODv0",500);
 253                 fgAODV0s->SetName("v0s");
 254                 handler->AddBranch("TClonesArray", &fgAODV0s);
 255             }
 256             if ((handler->NeedsTrackletsBranchReplication()) && !(fgAODTracklets))
 257             {
 258                 if (fDebug > 1) AliInfo("Replicating Tracklets branch\n");
 259                 fgAODTracklets = new AliAODTracklets("tracklets","tracklets");
 260                 handler->AddBranch("AliAODTracklets", &fgAODTracklets);
 261             }
 262             if ((handler->NeedsPMDClustersBranchReplication()) && !(fgAODPMDClusters))
 263             {
 264                 if (fDebug > 1) AliInfo("Replicating PMDClusters branch\n");
 265                 fgAODPMDClusters = new TClonesArray("AliAODPmdCluster",500);
 266                 fgAODPMDClusters->SetName("pmdClusters");
 267                 handler->AddBranch("TClonesArray", &fgAODPMDClusters);
 268             }
 269             if ((handler->NeedsJetsBranchReplication() || merging) && !(fgAODJets))
 270             {
 271                 if (fDebug > 1) AliInfo("Replicating Jets branch\n");
 272                 fgAODJets = new TClonesArray("AliAODJet",500);
 273                 fgAODJets->SetName("jets");
 274                 handler->AddBranch("TClonesArray", &fgAODJets);
 275             }
 276             if ((handler->NeedsFMDClustersBranchReplication()) && !(fgAODFMDClusters))
 277             {
 278                 AliInfo("Replicating FMDClusters branch\n");
 279                 fgAODFMDClusters = new TClonesArray("AliAODFmdCluster",500);
 280                 fgAODFMDClusters->SetName("fmdClusters");
 281                 handler->AddBranch("TClonesArray", &fgAODFMDClusters);
 282             }
 283             if ((handler->NeedsCaloClustersBranchReplication() || merging) && !(fgAODCaloClusters))
 284             {
 285                 if (fDebug > 1) AliInfo("Replicating CaloClusters branch\n");
 286                 fgAODCaloClusters = new TClonesArray("AliAODCaloCluster",500);
 287                 fgAODCaloClusters->SetName("caloClusters");
 288                 handler->AddBranch("TClonesArray", &fgAODCaloClusters);
 289
 290                 fgAODEmcalCells = new AliAODCaloCells("emcalCells","emcalCells",AliVCaloCells::kEMCALCell);
 291                 handler->AddBranch("AliAODCaloCells", &fgAODEmcalCells);
 292
 293                 fgAODPhosCells = new AliAODCaloCells("phosCells","phosCells",AliVCaloCells::kPHOSCell);
 294                 handler->AddBranch("AliAODCaloCells", &fgAODPhosCells);
 295                 }
 296             if ((handler->NeedsCaloTriggerBranchReplication() || merging) && !(fgAODEMCALTrigger))
 297             {
 298                 if (fDebug > 1) AliInfo("Replicating EMCAL Calo Trigger branches\n");
 299                 fgAODEMCALTrigger = new AliAODCaloTrigger("emcalTrigger","emcalTrigger");
 300                 handler->AddBranch("AliAODCaloTrigger", &fgAODEMCALTrigger);
 301                 }
 302                 if ((handler->NeedsCaloTriggerBranchReplication() || merging) && !(fgAODPHOSTrigger))
 303                 {
 304                 if (fDebug > 1) AliInfo("Replicating PHOS Calo Trigger branches\n");
 305                 fgAODPHOSTrigger = new AliAODCaloTrigger("phosTrigger","phosTrigger");
 306                 handler->AddBranch("AliAODCaloTrigger", &fgAODPHOSTrigger);
 307             }
 308             if ((handler->NeedsMCParticlesBranchReplication() || merging) && !(fgAODMCParticles))
 309             {
 310                 if (fDebug > 1) AliInfo("Replicating MCParticles branch\n");
 311                 fgAODMCParticles = new TClonesArray("AliAODMCParticle",500);
 312                 fgAODMCParticles->SetName("mcparticles");
 313                 handler->AddBranch("TClonesArray", &fgAODMCParticles);
 314             }
 315             if ((handler->NeedsDimuonsBranchReplication() || merging) && !(fgAODDimuons))
 316             {
 317                 if (fDebug > 1) AliInfo("Replicating dimuon branch\n");
 318                 fgAODDimuons = new TClonesArray("AliAODDimuon",0);
 319                 fgAODDimuons->SetName("dimuons");
 320                 handler->AddBranch("TClonesArray", &fgAODDimuons);
 321             }
 322             if ((handler->NeedsHMPIDBranchReplication() || merging) && !(fgAODHmpidRings))
 323             {
 324                 if (fDebug > 1) AliInfo("Replicating HMPID branch\n");
 325                 fgAODHmpidRings = new TClonesArray("AliAODHMPIDrings",0);
 326                 fgAODHmpidRings->SetName("hmpidRings");
 327                 handler->AddBranch("TClonesArray", &fgAODHmpidRings);
 328             }
 329
 330
 331             // cache the pointerd in the AODEvent
 332             fOutputAOD->GetStdContent();
 333         }
 334     }
 335     ConnectMultiHandler();
 336     UserCreateOutputObjects();
 337     DisconnectMultiHandler();
 338 }
 339
 340 void AliAnalysisTaskSE::Exec(Option_t* option)
 341 {
 342 //
 343 // Exec analysis of one event
 344
 345     ConnectMultiHandler();
 346
 347     if ( fDebug >= 10)
 348       printf("Task is active %5d\n", IsActive());
 349
 350     if (fDebug > 1) AliInfo("AliAnalysisTaskSE::Exec() \n");
 351 //
 352     AliAODHandler* handler = dynamic_cast<AliAODHandler*>
 353       ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler());
 354
 355     AliAODInputHandler* aodH = dynamic_cast<AliAODInputHandler*>(fInputHandler);
 356 //
 357 // Was event selected ? If no event selection mechanism, the event SHOULD be selected (AG)
 358     UInt_t isSelected = AliVEvent::kAny;
 359     if( fInputHandler && (fInputHandler->GetEventSelection() || aodH)) {
 360       // Get the actual offline trigger mask for the event and AND it with the
 361       // requested mask. If no mask requested select by default the event.
 362       if (fOfflineTriggerMask)
 363         isSelected = fOfflineTriggerMask & fInputHandler->IsEventSelected();
 364     }
 365 //  Functionality below moved in the filter tasks (AG)
 366 //    if (handler) handler->SetFillAOD(isSelected);
 367
 368     if( fInputHandler ) {
 369       fEntry = fInputHandler->GetReadEntry();
 370       fESDfriend = ((AliESDInputHandler*)fInputHandler)->GetESDfriend();
 371     }
 372
 373
 374     // Notify the change of run number
 375     if (InputEvent() && (InputEvent()->GetRunNumber() != fCurrentRunNumber)) {
 376         fCurrentRunNumber = InputEvent()->GetRunNumber();
 377         NotifyRun();
 378     } else if( fMCEvent )
 379       fEntry = fMCEvent->Header()->GetEvent();
 380
 381     if ( !((Entry()-1)%100) && fDebug > 0)
 382       AliInfo(Form("%s ----> Processing event # %lld", CurrentFileName(), Entry()));
 383
 384     if (aodH) fMCEvent = aodH->MCEvent();
 385
 386     if (handler && aodH) {
 387         Bool_t merging = aodH->GetMergeEvents();
 388         // Do not analyze merged events if last embedded file has less events than normal event,
 389         // skip analysis after last embeded event
 390         if(merging){
 391           if(aodH->GetReadEntry() + aodH->GetMergeOffset() >= aodH->GetTreeToMerge()->GetEntriesFast()){
 392             // Do I need to add the lines before the return?
 393             // Added protection in case the derived task is not an AOD producer.
 394             AliAnalysisDataSlot *out0 = GetOutputSlot(0);
 395             if (out0 && out0->IsConnected()) PostData(0, fTreeA);
 396             DisconnectMultiHandler();
 397             return;
 398           }
 399         }
 400
 401         AliAODEvent* aod = dynamic_cast<AliAODEvent*>(InputEvent());
 402
 403         if (aod && !(handler->IsStandard()) && !(handler->AODIsReplicated())) {
 404             if ((handler->NeedsHeaderReplication() || merging) && (fgAODHeader))
 405             {
 406               // copy the contents by assigment
 407               *fgAODHeader =  *(aod->GetHeader());
 408             }
 409             if ((handler->NeedsTOFHeaderReplication() || merging) && (fgTOFHeader))
 410             {
 411               *fgTOFHeader =  *(aod->GetTOFHeader());
 412             }
 413             if ((handler->NeedsVZEROReplication() || merging) && (fgAODVZERO))
 414             {
 415               *fgAODVZERO = *(aod->GetVZEROData());
 416             }
 417
 418             if ((handler->NeedsTracksBranchReplication() || (merging &&  aodH->GetMergeTracks())) && (fgAODTracks))
 419             {
 420                 TClonesArray* tracks = aod->GetTracks();
 421                 new (fgAODTracks) TClonesArray(*tracks);
 422             }
 423             if ((handler->NeedsVerticesBranchReplication() || merging) && (fgAODVertices))
 424             {
 425                 TClonesArray* vertices = aod->GetVertices();
 426                 new (fgAODVertices) TClonesArray(*vertices);
 427             }
 428             if ((handler->NeedsV0sBranchReplication()) && (fgAODV0s))
 429             {
 430                 TClonesArray* v0s = aod->GetV0s();
 431                 new (fgAODV0s) TClonesArray(*v0s);
 432             }
 433             if ((handler->NeedsTrackletsBranchReplication()) && (fgAODTracklets))
 434             {
 435               *fgAODTracklets = *aod->GetTracklets();
 436             }
 437             if ((handler->NeedsPMDClustersBranchReplication()) && (fgAODPMDClusters))
 438             {
 439                 TClonesArray* pmdClusters = aod->GetPmdClusters();
 440                 new (fgAODPMDClusters) TClonesArray(*pmdClusters);
 441             }
 442             if ((handler->NeedsJetsBranchReplication() || (merging &&aodH->GetMergeTracks())) && (fgAODJets))
 443             {
 444                 TClonesArray* jets = aod->GetJets();
 445                 new (fgAODJets) TClonesArray(*jets);
 446             }
 447             if ((handler->NeedsFMDClustersBranchReplication()) && (fgAODFMDClusters))
 448             {
 449                 TClonesArray* fmdClusters = aod->GetFmdClusters();
 450                 new (fgAODFMDClusters) TClonesArray(*fmdClusters);
 451             }
 452             if ((handler->NeedsCaloClustersBranchReplication() ||
 453                  (merging && (aodH->GetMergeEMCALClusters() || aodH->GetMergePHOSClusters())))
 454                 && (fgAODCaloClusters))
 455             {
 456                 TClonesArray* caloClusters = aod->GetCaloClusters();
 457                 new (fgAODCaloClusters) TClonesArray(*caloClusters);
 458             }
 459
 460             if ((handler->NeedsMCParticlesBranchReplication() || merging) && (fgAODMCParticles))
 461             {
 462                 TClonesArray* mcParticles = (TClonesArray*) (aod->FindListObject("mcparticles"));
 463                 if( mcParticles )
 464                   new (fgAODMCParticles) TClonesArray(*mcParticles);
 465             }
 466
 467             if ((handler->NeedsDimuonsBranchReplication() || (merging && aodH->GetMergeTracks())) && (fgAODDimuons))
 468             {
 469                 fgAODDimuons->Clear();
 470                 TClonesArray& dimuons = *fgAODDimuons;
 471                 TClonesArray& tracksnew = *fgAODTracks;
 472
 473                 Int_t nMuonTrack[100];
 474                 for(Int_t imuon = 0; imuon < 100; imuon++) nMuonTrack[imuon] = 0;
 475                 Int_t nMuons=0;
 476                 for(Int_t ii=0; ii < fgAODTracks->GetEntries(); ii++){
 477                     AliAODTrack *track = (AliAODTrack*) fgAODTracks->At(ii);
 478                     if(track->IsMuonTrack()) {
 479                         nMuonTrack[nMuons]= ii;
 480                         nMuons++;
 481                     }
 482                 }
 483                 Int_t jDimuons=0;
 484                 if(nMuons >= 2){
 485                     for(Int_t i = 0; i < nMuons; i++){
 486                         Int_t index0 = nMuonTrack[i];
 487                         for(Int_t j = i+1; j < nMuons; j++){
 488                             Int_t index1 = nMuonTrack[j];
 489                             tracksnew.At(index0)->ResetBit(kIsReferenced);
 490                             tracksnew.At(index0)->SetUniqueID(0);
 491                             tracksnew.At(index1)->ResetBit(kIsReferenced);
 492                             tracksnew.At(index1)->SetUniqueID(0);
 493                             new(dimuons[jDimuons++]) AliAODDimuon(tracksnew.At(index0),tracksnew.At(index1));
 494                         }
 495                     }
 496                 }
 497             }
 498             if ((handler->NeedsHMPIDBranchReplication()) && (fgAODHmpidRings))
 499             {
 500                 TClonesArray* hmpidRings = aod->GetHMPIDrings();
 501                 new (fgAODHmpidRings) TClonesArray(*hmpidRings);
 502             }
 503
 504
 505
 506             // Additional merging if needed
 507             if (merging) {
 508               Int_t nc;
 509
 510                 // mcParticles
 511                 TClonesArray* mcparticles = (TClonesArray*) ((aodH->GetEventToMerge())->FindListObject("mcparticles"));
 512                 if( mcparticles ){
 513                   Int_t npart = mcparticles->GetEntries();
 514                   nc = fgAODMCParticles->GetEntries();
 515
 516                   for (Int_t i = 0; i < npart; i++) {
 517                     AliAODMCParticle* particle = (AliAODMCParticle*) mcparticles->At(i);
 518                     new((*fgAODMCParticles)[nc++]) AliAODMCParticle(*particle);
 519                   }
 520                 }
 521
 522                 // tracks
 523                 TClonesArray* tracks = aodH->GetEventToMerge()->GetTracks();
 524                 if(tracks && aodH->GetMergeTracks()){
 525                   Int_t ntr = tracks->GetEntries();
 526                   nc  = fgAODTracks->GetEntries();
 527                   for (Int_t i = 0; i < ntr; i++) {
 528                     AliAODTrack*    track = (AliAODTrack*) tracks->At(i);
 529                     AliAODTrack* newtrack = new((*fgAODTracks)[nc++]) AliAODTrack(*track);
 530                     newtrack->SetLabel(newtrack->GetLabel() + fgAODMCParticles->GetEntries());
 531                   }
 532
 533                   for (Int_t i = 0; i < nc; i++)
 534                     {
 535                       AliAODTrack* track = (AliAODTrack*) fgAODTracks->At(i);
 536                       track->ResetBit(kIsReferenced);
 537                       track->SetUniqueID(0);
 538                     }
 539                 }
 540
 541                 // clusters
 542                 TClonesArray* clusters = aodH->GetEventToMerge()->GetCaloClusters();
 543                 if( clusters  && (aodH->GetMergeEMCALClusters() || aodH->GetMergePHOSClusters())) {
 544                   Int_t ncl  = clusters->GetEntries();
 545                   nc         =  fgAODCaloClusters->GetEntries();
 546                   for (Int_t i = 0; i < ncl; i++) {
 547                     AliAODCaloCluster*    cluster = (AliAODCaloCluster*) clusters->At(i);
 548                     if(cluster->IsEMCAL() && !aodH->GetMergeEMCALClusters() ) continue;
 549                     if(cluster->IsPHOS()  && !aodH->GetMergePHOSClusters()  ) continue;
 550                     new((*fgAODCaloClusters)[nc++]) AliAODCaloCluster(*cluster);
 551                   }
 552                 }
 553
 554                 // EMCAL cells
 555                 //*fgAODEmcalCells =  *(aod->GetEMCALCells()); // This will be valid after 10.Mar.2011.
 556                 if(aodH->GetMergeEMCALCells())
 557                   {
 558                     AliAODCaloCells* copycells = aod->GetEMCALCells();
 559                     fgAODEmcalCells->CreateContainer(copycells->GetNumberOfCells());
 560                     nc  = copycells->GetNumberOfCells();
 561
 562                     while( nc-- ){ fgAODEmcalCells->SetCell(nc,copycells->GetCellNumber(nc),copycells->GetAmplitude(nc),
 563                                                             copycells->GetTime(nc),copycells->GetMCLabel(nc),copycells->GetEFraction(nc)); }
 564
 565                     AliAODCaloCells* cellsA = aodH->GetEventToMerge()->GetEMCALCells();
 566                     if( cellsA )
 567                       {
 568                         Int_t ncells  = cellsA->GetNumberOfCells();
 569                         nc = fgAODEmcalCells->GetNumberOfCells();
 570
 571                         for (Int_t i  = 0; i < ncells; i++)
 572                           {
 573                             Int_t cn  = cellsA->GetCellNumber(i);
 574                             Int_t pos = fgAODEmcalCells->GetCellPosition(cn);
 575
 576                             if (pos >= 0)
 577                               {
 578                                 Double_t amp = cellsA->GetAmplitude(i) + fgAODEmcalCells->GetAmplitude(pos);
 579
 580                                 //Check if it is MC, depending on that assing the mc lable, time and e fraction
 581                                 Double_t time    = 0;
 582                                 Int_t    mclabel =-1;
 583                                 Double_t efrac   = 0;
 584                                 if(cellsA->GetMCLabel(i) >= 0 && fgAODEmcalCells->GetMCLabel(pos) < 0)
 585                                   {
 586                                     mclabel = cellsA->GetMCLabel(i) ;
 587                                     time    = fgAODEmcalCells->GetTime(pos) ; // Time from data
 588                                     if(amp > 0) efrac = cellsA->GetAmplitude(i) / amp;
 589                                   }
 590                                 else if(fgAODEmcalCells->GetMCLabel(pos) >= 0 &&  cellsA->GetMCLabel(i) < 0)
 591                                   {
 592                                     mclabel = fgAODEmcalCells->GetMCLabel(pos) ;
 593                                     time    = cellsA->GetTime(i) ; // Time from data
 594                                     if(amp > 0) efrac = fgAODEmcalCells->GetAmplitude(pos) / amp;
 595                                   }
 596                                 else
 597                                   { // take all from input
 598                                     mclabel = cellsA->GetMCLabel(i) ;
 599                                     time    = cellsA->GetTime(i) ;
 600                                     if(amp > 0) efrac = cellsA->GetAmplitude(i) / amp;
 601                                   }
 602
 603                                 fgAODEmcalCells->SetCell(pos, cn, amp,cellsA->GetTime(i),mclabel,efrac);
 604
 605                               } else
 606                               {
 607                                 AliAODCaloCells* copycells1 = new AliAODCaloCells(*fgAODEmcalCells);
 608                                 fgAODEmcalCells->CreateContainer(nc+1);
 609                                 Int_t nn = copycells1->GetNumberOfCells();
 610
 611                                 while( nn-- ){ fgAODEmcalCells->SetCell(nn,copycells1->GetCellNumber(nn),copycells1->GetAmplitude(nn),
 612                                                                         copycells1->GetTime(nn),copycells1->GetMCLabel(nn),copycells1->GetEFraction(nn)); }
 613
 614                                 fgAODEmcalCells->SetCell(nc++,cn,cellsA->GetAmplitude(i),cellsA->GetTime(i), cellsA->GetMCLabel(i),1.);
 615
 616                                 delete copycells1;
 617                               }
 618                           }
 619                         fgAODEmcalCells->Sort();
 620                       }
 621                   } // merge emcal cells
 622
 623
 624                 // PHOS cells
 625                 //*fgAODPhosCells =  *(aod->GetPHOSCells()); // This will be valid after 10.Mar.2011.
 626                 if(aodH->GetMergePHOSCells())
 627                   {
 628                     AliAODCaloCells* copycells = aod->GetPHOSCells();
 629                     fgAODPhosCells->CreateContainer(copycells->GetNumberOfCells());
 630                     nc  = copycells->GetNumberOfCells();
 631
 632                     while( nc-- ){ fgAODPhosCells->SetCell(nc,copycells->GetCellNumber(nc),copycells->GetAmplitude(nc),
 633                                                            copycells->GetTime(nc),copycells->GetMCLabel(nc),copycells->GetEFraction(nc)); }
 634
 635                     AliAODCaloCells* cellsP = aodH->GetEventToMerge()->GetPHOSCells();
 636                     if( cellsP )
 637                       {
 638                         Int_t ncellsP  = cellsP->GetNumberOfCells();
 639                         nc = fgAODPhosCells->GetNumberOfCells();
 640
 641                         for (Int_t i  = 0; i < ncellsP; i++)
 642                           {
 643                             Int_t cn  = cellsP->GetCellNumber(i);
 644                             Int_t pos = fgAODPhosCells->GetCellPosition(cn);
 645
 646                             if (pos >= 0)
 647                               {
 648                                 Double_t amp = cellsP->GetAmplitude(i) + fgAODPhosCells->GetAmplitude(pos);
 649
 650                                 //Check if it is MC, depending on that assing the mc lable, time and e fraction
 651                                 Double_t time    = 0;
 652                                 Int_t    mclabel =-1;
 653                                 Double_t    efrac   = 0;
 654                                 if(cellsP->GetMCLabel(i) >= 0 && fgAODPhosCells->GetMCLabel(pos) < 0)
 655                                   {
 656                                     mclabel = cellsP->GetMCLabel(i) ;
 657                                     time    = fgAODPhosCells->GetTime(pos) ; // Time from data
 658                                     if(amp > 0) efrac = cellsP->GetAmplitude(i) / amp;
 659                                   }
 660                                 else if(fgAODPhosCells->GetMCLabel(pos) >= 0 &&  cellsP->GetMCLabel(i) < 0)
 661                                   {
 662                                     mclabel = fgAODPhosCells->GetMCLabel(pos) ;
 663                                     time    = cellsP->GetTime(i) ; // Time from data
 664                                     if(amp > 0) efrac = fgAODPhosCells->GetAmplitude(pos) / amp;
 665                                   }
 666                                 else
 667                                   { // take all from input
 668                                     mclabel = cellsP->GetMCLabel(i) ;
 669                                     time    = cellsP->GetTime(i) ;
 670                                     if(amp > 0) efrac = cellsP->GetAmplitude(i) / amp;
 671                                   }
 672
 673                                 fgAODPhosCells->SetCell(pos, cn, amp,cellsP->GetTime(i),mclabel,efrac);
 674
 675                               } else
 676                               {
 677                                 AliAODCaloCells* copycells1 = new AliAODCaloCells(*fgAODPhosCells);
 678                                 fgAODPhosCells->CreateContainer(nc+1);
 679                                 Int_t nn = copycells1->GetNumberOfCells();
 680
 681                                 while( nn-- ){ fgAODPhosCells->SetCell(nn,copycells1->GetCellNumber(nn),copycells1->GetAmplitude(nn),
 682                                                                        copycells1->GetTime(nn),copycells1->GetMCLabel(nn),copycells1->GetEFraction(nn)); }
 683
 684                                 fgAODPhosCells->SetCell(nc++,cn,cellsP->GetAmplitude(i),cellsP->GetTime(i), cellsP->GetMCLabel(i),1.);
 685
 686                                 delete copycells1;
 687                               }
 688                           }
 689                         fgAODPhosCells->Sort();
 690                       }
 691                   } // Merge PHOS Cells
 692
 693                 if (aodH->GetMergeEMCALTrigger() && aod->GetCaloTrigger("EMCAL"))
 694                 {
 695                         Int_t   tsEMCAL[48][64], px, py, ts;
 696                         Float_t foEMCAL[48][64], am;
 697
 698                         for (Int_t i = 0; i < 48; i++) for (Int_t j = 0; j < 64; j++)
 699                         {
 700                                 tsEMCAL[i][j] = 0;
 701                                 foEMCAL[i][j] = 0.;
 702                         }
 703
 704       AliAODCaloTrigger& trg0 = *(aod->GetCaloTrigger("EMCAL"));
 705       trg0.Reset();
 706       while (trg0.Next())
 707       {
 708         trg0.GetPosition(px, py);
 709
 710         if (px > -1 && py > -1)
 711         {
 712           trg0.GetL1TimeSum(ts);
 713           if (ts > -1) tsEMCAL[px][py] += ts;
 714
 715           trg0.GetAmplitude(am);
 716           if (am > -1) foEMCAL[px][py] += am;
 717         }
 718       }
 719
 720       AliAODCaloTrigger& trg1 = *((aodH->GetEventToMerge())->GetCaloTrigger("EMCAL"));
 721
 722       trg1.Reset();
 723       while (trg1.Next())
 724       {
 725         trg1.GetPosition(px, py);
 726
 727         if (px > -1 && py > -1)
 728         {
 729           trg1.GetL1TimeSum(ts);
 730           if (ts > -1) tsEMCAL[px][py] += ts;
 731
 732           trg1.GetAmplitude(am);
 733           if (am > -1) foEMCAL[px][py] += am;
 734         }
 735       }
 736
 737       int nEntries = 0;
 738       for (Int_t i = 0; i < 48; i++)
 739         for (Int_t j = 0; j < 64; j++)
 740           if (tsEMCAL[i][j] || foEMCAL[i][j]) nEntries++;
 741
 742       fgAODEMCALTrigger->Allocate(nEntries);
 743       Int_t timesL0[10]; for (int i = 0; i < 10; i++) timesL0[i] = -1;
 744
 745       for (Int_t i = 0; i < 48; i++)
 746         for (Int_t j = 0; j < 64; j++)
 747           if (tsEMCAL[i][j] || foEMCAL[i][j])
 748             fgAODEMCALTrigger->Add(i, j, foEMCAL[i][j], -1., timesL0, 0, tsEMCAL[i][j], 0);
 749     }
 750
 751                 if (aodH->GetMergePHOSTrigger())
 752                 {
 753                         // To be implemented by PHOS
 754                 }
 755             } // merging
 756
 757             handler->SetAODIsReplicated();
 758         }
 759     }
 760
 761
 762 // Call the user analysis
 763         if (isSelected) UserExec(option);
 764
 765 // Added protection in case the derived task is not an AOD producer.
 766     AliAnalysisDataSlot *out0 = GetOutputSlot(0);
 767     if (out0 && out0->IsConnected()) PostData(0, fTreeA);
 768
 769     DisconnectMultiHandler();
 770 }
 771
 772 const char* AliAnalysisTaskSE::CurrentFileName()
 773 {
 774 // Returns the current file name
 775     if( fInputHandler )
 776       return fInputHandler->GetTree()->GetCurrentFile()->GetName();
 777     else if( fMCEvent )
 778       return ((AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()))->TreeK()->GetCurrentFile()->GetName();
 779     else return "";
 780 }
 781
 782 void AliAnalysisTaskSE::AddAODBranch(const char* cname, void* addobj, const char *fname)
 783 {
 784     // Add a new branch to the aod tree
 785     AliAODHandler* handler = dynamic_cast<AliAODHandler*>
 786         ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler());
 787     if (handler) {
 788         handler->AddBranch(cname, addobj, fname);
 789     }
 790 }
 791
 792 Bool_t AliAnalysisTaskSE::IsStandardAOD() const
 793 {
 794 // Check if the output AOD handler is configured for standard or delta AOD.
 795 // Users should first check that AODEvent() returns non-null.
 796     AliAODHandler* handler = dynamic_cast<AliAODHandler*>
 797          ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler());
 798     if (!handler) {
 799        Error("IsStandardAOD", "No AOD handler. Please use AODEvent() to check this first");
 800        return kTRUE;
 801     }
 802     return handler->IsStandard();
 803 }
 804
 805 Bool_t AliAnalysisTaskSE::Notify()
 806 {
 807     return (UserNotify());
 808 }
 809
 810 const AliEventTag *AliAnalysisTaskSE::EventTag() const
 811 {
 812 // Returns tag for the current event, if any. The return value should always be checked by the user.
 813    if (!fInputHandler) {
 814       Error("EventTag", "Input handler not yet available. Call this in UserExec");
 815       return NULL;
 816    }
 817    return fInputHandler->GetEventTag();
 818 }
 819
 820 void AliAnalysisTaskSE::LoadBranches() const
 821 {
 822 // Load all branches declared in fBranchNames data member of the parent class.
 823 // Should be called in UserExec.
 824   if (!fInputHandler) {
 825      Error("LoadBranches", "Input handler not available yet. Call this in UserExec");
 826      return;
 827   }
 828   AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
 829   if (mgr->GetAutoBranchLoading()) return;
 830   TString taskbranches;
 831   GetBranches(fInputHandler->GetDataType(), taskbranches);
 832   if (taskbranches.IsNull()) return;
 833   TObjArray *arr = taskbranches.Tokenize(",");
 834   TIter next(arr);
 835   TObject *obj;
 836   while ((obj=next())) mgr->LoadBranch(obj->GetName());
 837   delete arr;
 838 }
 839
 840
 841 //_________________________________________________________________________________________________
 842 void AliAnalysisTaskSE::ConnectMultiHandler()
 843 {
 844    //
 845    // Connect MultiHandler
 846    //
 847    fInputHandler = (AliInputEventHandler *)((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler());
 848    fMultiInputHandler = dynamic_cast<AliMultiInputEventHandler *>(fInputHandler);
 849    if (fMultiInputHandler) {
 850       fInputHandler = dynamic_cast<AliInputEventHandler *>(fMultiInputHandler->GetFirstInputEventHandler());
 851       fMCEventHandler = dynamic_cast<AliInputEventHandler *>(fMultiInputHandler->GetFirstMCEventHandler());
 852    } else {
 853       fMCEventHandler = dynamic_cast<AliInputEventHandler *>((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler());
 854    }
 855    if (fMCEventHandler) fMCEvent = fMCEventHandler->MCEvent();
 856 }
 857
 858 //_________________________________________________________________________________________________
 859 void AliAnalysisTaskSE::DisconnectMultiHandler()
 860 {
 861    //
 862    // Disconnect MultiHandler
 863    //
 864    if (fMultiInputHandler) fInputHandler = fMultiInputHandler;
 865 }