[u/mrichter/AliRoot.git] / ANALYSIS / macros / AODtrain.C

// ### Settings that make sense when using the Alien plugin
//==============================================================================
Int_t       runOnData          = 1;       // Set to 1 if processing real data
Int_t       iCollision         = 1;       // 0=pp, 1=Pb-Pb
Int_t       run_flag           = 1100;    // year (2011 = 1100)
//==============================================================================
Bool_t      usePhysicsSelection = kTRUE; // use physics selection
Bool_t      useTender           = kFALSE; // use tender wagon
Bool_t      useCentrality       = kTRUE; // centrality
Bool_t      useV0tender         = kFALSE;  // use V0 correction in tender
Bool_t      useDBG              = kTRUE;  // activate debugging
Bool_t      useMC               = kFALSE;  // use MC info
Bool_t      useKFILTER          = kFALSE;  // use Kinematics filter
Bool_t      useTR               = kFALSE;  // use track references
Bool_t      useCORRFW           = kFALSE; // do not change
Bool_t      useAODTAGS          = kFALSE; // use AOD tags
Bool_t      useSysInfo          = kFALSE; // use sys info

// ### Analysis modules to be included. Some may not be yet fully implemented.
//==============================================================================
Int_t       iAODhandler        = 1;      // Analysis produces an AOD or dAOD's
Int_t       iESDfilter         = 1;      // ESD to AOD filter (barrel + muon tracks)
Int_t       iMUONcopyAOD       = 1;      // Task that copies only muon events in a separate AOD (PWG3)
Int_t       iJETAN             = 1;      // Jet analysis (PWG4)
Int_t       iJETANdelta        = 1;      // Jet delta AODs
Int_t       iPWGHFvertexing     = 1;      // Vertexing HF task (PWG3)
Int_t       iPWGDQJPSIfilter    = 1;      // JPSI filtering (PWG3)
Int_t       iPWGHFd2h           = 1;      // D0->2 hadrons (PWG3)

// ### Configuration macros used for each module
//==============================================================================
 TString configPWGHFd2h = (iCollision==0)?"$ALICE_ROOT/PWGHF/vertexingHF/ConfigVertexingHF.C"
                          :"$ALICE_ROOT/PWGHF/vertexingHF/ConfigVertexingHF_highmult.C";
                                                 
// Temporaries.
void AODmerge();
void AddAnalysisTasks();
Bool_t LoadCommonLibraries();
Bool_t LoadAnalysisLibraries();
Bool_t LoadLibrary(const char *);
TChain *CreateChain();

//______________________________________________________________________________
void AODtrain(Int_t merge=0)
{
// Main analysis train macro.

  if (merge) {
    TGrid::Connect("alien://");
    if (!gGrid || !gGrid->IsConnected()) {
      ::Error("QAtrain", "No grid connection");
      return;
    }
  }
  // Set temporary merging directory to current one
  gSystem->Setenv("TMPDIR", gSystem->pwd());
  // Set temporary compilation directory to current one
  gSystem->SetBuildDir(gSystem->pwd(), kTRUE);
   printf("==================================================================\n");
   printf("===========    RUNNING FILTERING TRAIN   ==========\n");
   printf("==================================================================\n");
   printf("=  Configuring analysis train for:                               =\n");
   if (usePhysicsSelection)   printf("=  Physics selection                                                =\n");
   if (useTender)    printf("=  TENDER                                                        =\n");
   if (iESDfilter)   printf("=  ESD filter                                                    =\n");
   if (iMUONcopyAOD) printf("=  MUON copy AOD                                                 =\n");
   if (iJETAN)       printf("=  Jet analysis                                                  =\n");
   if (iJETANdelta)  printf("=     Jet delta AODs                                             =\n");
   if (iPWGHFvertexing) printf("=  PWGHF vertexing                                                =\n");
   if (iPWGDQJPSIfilter) printf("=  PWGDQ j/psi filter                                             =\n");
   if (iPWGHFd2h) printf("=  PWGHF D0->2 hadrons QA                                     =\n");

   // Load common libraries and set include path
   if (!LoadCommonLibraries()) {
      ::Error("AnalysisTrain", "Could not load common libraries");
      return;
   }
    
   // Make the analysis manager and connect event handlers
   AliAnalysisManager *mgr  = new AliAnalysisManager("Analysis Train", "Production train");
   if (useSysInfo) mgr->SetNSysInfo(100);
   // Load analysis specific libraries
   if (!LoadAnalysisLibraries()) {
      ::Error("AnalysisTrain", "Could not load analysis libraries");
      return;
   }   

   // Create input handler (input container created automatically)
   // ESD input handler
   AliESDInputHandler *esdHandler = new AliESDInputHandler();
   mgr->SetInputEventHandler(esdHandler);       
   // Monte Carlo handler
   if (useMC) {
      AliMCEventHandler* mcHandler = new AliMCEventHandler();
      mgr->SetMCtruthEventHandler(mcHandler);
      mcHandler->SetReadTR(useTR); 
   }   
   // AOD output container, created automatically when setting an AOD handler
   if (iAODhandler) {
      // AOD output handler
      AliAODHandler* aodHandler   = new AliAODHandler();
      aodHandler->SetOutputFileName("AliAOD.root");
      mgr->SetOutputEventHandler(aodHandler);
   }
   // Debugging if needed
   if (useDBG) mgr->SetDebugLevel(3);

   AddAnalysisTasks();
   if (merge) {
      AODmerge();
      mgr->InitAnalysis();
      mgr->SetGridHandler(new AliAnalysisAlien);
      mgr->StartAnalysis("gridterminate",0);
      return;
   }   
   // Run the analysis                                                                                                                     
   //
   TChain *chain = CreateChain();
   if (!chain) return;
                                                                                                                                                   
   TStopwatch timer;
   timer.Start();
   mgr->SetSkipTerminate(kTRUE);
   if (mgr->InitAnalysis()) {
      mgr->PrintStatus();
      mgr->StartAnalysis("local", chain);
   }
   timer.Print();
}                                                                                                                                          
                                                                                                                                            
//______________________________________________________________________________                                                           
void AddAnalysisTasks(){                                                                                                                                          
  // Add all analysis task wagons to the train                                                                                               
   AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();                                                                     

  //
  // Tender and supplies. Needs to be called for every event.
  //
   AliAnalysisManager::SetCommonFileName("AODQA.root");
   if (useTender) {
      gROOT->LoadMacro("$ALICE_ROOT/ANALYSIS/TenderSupplies/AddTaskTender.C");
      // IF V0 tender needed, put kTRUE below
      AliAnalysisTaskSE *tender = AddTaskTender(useV0tender);
//      tender->SetDebugLevel(2);
   }

   if (usePhysicsSelection) {
   // Physics selection task
      gROOT->LoadMacro("$ALICE_ROOT/ANALYSIS/macros/AddTaskPhysicsSelection.C");
      mgr->RegisterExtraFile("event_stat.root");
      AliPhysicsSelectionTask *physSelTask = AddTaskPhysicsSelection(useMC);
//      AliOADBPhysicsSelection * oadbDefaultPbPb = CreateOADBphysicsSelection();      
//      physSelTask->GetPhysicsSelection()->SetCustomOADBObjects(oadbDefaultPbPb,0,0);
      mgr->AddStatisticsTask(AliVEvent::kAny);
   }
   // Centrality (only Pb-Pb)
   if (iCollision && useCentrality) {
      gROOT->LoadMacro("$ALICE_ROOT/ANALYSIS/macros/AddTaskCentrality.C");
      AliCentralitySelectionTask *taskCentrality = AddTaskCentrality();
      taskCentrality->SelectCollisionCandidates(AliVEvent::kAny);
   }

   if (iESDfilter) {
      //  ESD filter task configuration.
      gROOT->LoadMacro("$ALICE_ROOT/ANALYSIS/macros/AddTaskESDFilter.C");
      if (iMUONcopyAOD) {
         printf("Registering delta AOD file\n");
         mgr->RegisterExtraFile("AliAOD.Muons.root");
         mgr->RegisterExtraFile("AliAOD.Dimuons.root");
         AliAnalysisTaskESDfilter *taskesdfilter = AddTaskESDFilter(useKFILTER, kTRUE, kFALSE, kFALSE /*usePhysicsSelection*/,kFALSE,AliESDpid::kTOF_T0,kTRUE,kFALSE,kFALSE,run_flag);
      } else {
   	   AliAnalysisTaskESDfilter *taskesdfilter = AddTaskESDFilter(useKFILTER, kFALSE, kFALSE, kFALSE /*usePhysicsSelection*/,kFALSE,AliESDpid::kTOF_T0,kTRUE,kFALSE,kFALSE,run_flag); // others
      }   
   }   

// ********** PWG3 wagons ******************************************************           
   // PWGHF vertexing
   if (iPWGHFvertexing) {
      gROOT->LoadMacro("$ALICE_ROOT/PWGHF/vertexingHF/macros/AddTaskVertexingHF.C");
      if (!iPWGHFd2h) TFile::Cp(gSystem->ExpandPathName(configPWGHFd2h.Data()), "file:ConfigVertexingHF.C");
      AliAnalysisTaskSEVertexingHF *taskvertexingHF = AddTaskVertexingHF();
      if (!taskvertexingHF) ::Warning("AnalysisTrainNew", "AliAnalysisTaskSEVertexingHF cannot run for this train conditions - EXCLUDED");
      else mgr->RegisterExtraFile("AliAOD.VertexingHF.root");
      taskvertexingHF->SelectCollisionCandidates(0);
   }   
      
   // PWGDQ JPSI filtering (only pp)
   if (iPWGDQJPSIfilter && (iCollision==0)) {
      gROOT->LoadMacro("$ALICE_ROOT/PWGDQ/dielectron/macros/AddTaskJPSIFilter.C");
      AliAnalysisTaskSE *taskJPSIfilter = AddTaskJPSIFilter();
      if (!taskJPSIfilter) ::Warning("AnalysisTrainNew", "AliAnalysisTaskDielectronFilter cannot run for this train conditions - EXCLUDED");
      else mgr->RegisterExtraFile("AliAOD.Dielectron.root");
      taskJPSIfilter->SelectCollisionCandidates(0);
   }   

   // PWGHF D2h
   if (iPWGHFd2h) {   
     gROOT->LoadMacro("$ALICE_ROOT/PWGHF/vertexingHF/AddD2HTrain.C");
     TFile::Cp(gSystem->ExpandPathName(configPWGHFd2h.Data()), "file:ConfigVertexingHF.C");
     AddD2HTrain(kFALSE, 1,0,0,0,0,0,0,0,0,0,0);                                 
   }
   
   // ********** PWG4 wagons ******************************************************
   // Jet analysis

   // Configurations flags, move up?
   TString kDeltaAODJetName = "AliAOD.Jets.root"; //
   Bool_t  kIsPbPb = (iCollision==0)?false:true; // can be more intlligent checking the name of the data set
   TString kDefaultJetBackgroundBranch = "";
   TString kJetSubtractBranches = "";
   UInt_t kHighPtFilterMask = 128;// from esd filter
   UInt_t iPhysicsSelectionFlag = AliVEvent::kMB;
   if (iJETAN) {
     gROOT->LoadMacro("$ALICE_ROOT/PWGJE/macros/AddTaskJets.C");
     // Default jet reconstructor running on ESD's
     AliAnalysisTaskJets *taskjets = AddTaskJets("AOD","UA1",0.4,kHighPtFilterMask,1.,0); // no background subtraction     
     if (!taskjets) ::Fatal("AnalysisTrainNew", "AliAnalysisTaskJets cannot run for this train conditions - EXCLUDED");
     if(kDeltaAODJetName.Length()>0) taskjets->SetNonStdOutputFile(kDeltaAODJetName.Data());
     if (iJETANdelta) {
        //            AddTaskJetsDelta("AliAOD.Jets.root"); // need to modify this accordingly in the add task jets
        mgr->RegisterExtraFile(kDeltaAODJetName.Data());
        TString cTmp("");
        if(kIsPbPb){
          // UA1 intrinsic background subtraction
          taskjets = AddTaskJets("AOD","UA1",0.4,kHighPtFilterMask,1.,2); // background subtraction
          if(kDeltaAODJetName.Length()>0)taskjets->SetNonStdOutputFile(kDeltaAODJetName.Data());
       }
       // SICONE 
       taskjets = AddTaskJets("AOD","SISCONE",0.4,kHighPtFilterMask,0.15,0); //no background subtration to be done later....                                                                                  
       if(kDeltaAODJetName.Length()>0)taskjets->SetNonStdOutputFile(kDeltaAODJetName.Data());
       cTmp = taskjets->GetNonStdBranch();
       if(cTmp.Length()>0)kJetSubtractBranches += Form("%s ",cTmp.Data());
	 
       // Add the clusters..
       gROOT->LoadMacro("$ALICE_ROOT/PWGJE/macros/AddTaskJetCluster.C");
       AliAnalysisTaskJetCluster *taskCl = 0;
       Float_t fCenUp = 0;
       Float_t fCenLo = 0;
       Float_t fTrackEtaWindow = 0.9;
       taskCl = AddTaskJetCluster("AOD","",kHighPtFilterMask,iPhysicsSelectionFlag,"KT",0.4,0,1, kDeltaAODJetName.Data(),0.15,fTrackEtaWindow,0); // this one is for the background and random jets, random cones with no skip                                                                                 
       taskCl->SetBackgroundCalc(kTRUE);
       taskCl->SetNRandomCones(10);
       taskCl->SetCentralityCut(fCenLo,fCenUp);
       taskCl->SetGhostEtamax(fTrackEtaWindow);
       kDefaultJetBackgroundBranch = Form("%s_%s",AliAODJetEventBackground::StdBranchName(),taskCl->GetJetOutputBranch());

       taskCl = AddTaskJetCluster("AOD","",kHighPtFilterMask,iPhysicsSelectionFlag,"ANTIKT",0.4,2,1,kDeltaAODJetName.Data(),0.15);
       taskCl->SetCentralityCut(fCenLo,fCenUp);
       if(kIsPbPb)taskCl->SetBackgroundBranch(kDefaultJetBackgroundBranch.Data());
       taskCl->SetNRandomCones(10);
       kJetSubtractBranches += Form("%s ",taskCl->GetJetOutputBranch());

       taskCl = AddTaskJetCluster("AOD","",kHighPtFilterMask,iPhysicsSelectionFlag,"ANTIKT",0.2,0,1,kDeltaAODJetName.Data(),0.15);
       taskCl->SetCentralityCut(fCenLo,fCenUp);
       if(kIsPbPb)taskCl->SetBackgroundBranch(kDefaultJetBackgroundBranch.Data());
       kJetSubtractBranches += Form("%s ",taskCl->GetJetOutputBranch());
	 
       // DO THE BACKGROUND SUBTRACTION
       if(kIsPbPb&&kJetSubtractBranches.Length()){
         gROOT->LoadMacro("$ALICE_ROOT/PWGJE/macros/AddTaskJetBackgroundSubtract.C");
         AliAnalysisTaskJetBackgroundSubtract *taskSubtract = 0;
         taskSubtract = AddTaskJetBackgroundSubtract(kJetSubtractBranches,1,"B0","B%d");
         taskSubtract->SetBackgroundBranch(kDefaultJetBackgroundBranch.Data());
         if(kDeltaAODJetName.Length()>0)taskSubtract->SetNonStdOutputFile(kDeltaAODJetName.Data());
       }
     } 
   }
}

//______________________________________________________________________________
Bool_t LoadCommonLibraries()
{
// Load common analysis libraries.
   if (!gSystem->Getenv("ALICE_ROOT")) {
      ::Error("AnalysisTrainNew.C::LoadCommonLibraries", "Analysis train requires that analysis libraries are compiled with a local AliRoot"); 
      return kFALSE;
   }   
   Bool_t success = kTRUE;
   // Load framework classes. Par option ignored here.
   success &= LoadLibrary("libSTEERBase.so");
   success &= LoadLibrary("libESD.so");
   success &= LoadLibrary("libAOD.so");
   success &= LoadLibrary("libANALYSIS.so");
   success &= LoadLibrary("libOADB.so");
   success &= LoadLibrary("libANALYSISalice.so");
   success &= LoadLibrary("libCORRFW.so");
   gROOT->ProcessLine(".include $ALICE_ROOT/include");
   if (success) {
      ::Info("AnalysisTrainNew.C::LoadCommodLibraries", "Load common libraries:    SUCCESS");
      ::Info("AnalysisTrainNew.C::LoadCommodLibraries", "Include path for Aclic compilation:\n%s",
              gSystem->GetIncludePath());
   } else {           
      ::Info("AnalysisTrainNew.C::LoadCommodLibraries", "Load common libraries:    FAILED");
   }   
   return success;
}

//______________________________________________________________________________
Bool_t LoadAnalysisLibraries()
{
// Load common analysis libraries.
   if (useTender) {
      if (!LoadLibrary("TENDER") ||
          !LoadLibrary("TENDERSupplies")) return kFALSE;
   }       
   if (iESDfilter || iPWGMuonTrain) {
      if (!LoadLibrary("PWGmuon")) return kFALSE;
   }   
   // JETAN
   if (iJETAN) {
      if (!LoadLibrary("JETAN")) return kFALSE;
   }
   if (iJETANdelta) {
      if (!LoadLibrary("JETAN") ||
          !LoadLibrary("CGAL") ||
          !LoadLibrary("fastjet") ||
          !LoadLibrary("siscone") ||
          !LoadLibrary("SISConePlugin") ||
          !LoadLibrary("FASTJETAN")) return kFALSE;
   }     
   // PWG3 Vertexing HF
   if (iPWGHFvertexing || iPWG3d2h) {
      if (!LoadLibrary("PWG3base") ||
          !LoadLibrary("PWGHFvertexingHF")) return kFALSE;
   }   
   // PWG3 dielectron
   if (iPWGDQJPSIfilter) {
      if (!LoadLibrary("PWGDQdielectron")) return kFALSE;
   }   
   
   ::Info("AnalysisTrainNew.C::LoadAnalysisLibraries", "Load other libraries:   SUCCESS");
   return kTRUE;
}

//______________________________________________________________________________
Bool_t LoadLibrary(const char *module)
{
// Load a module library in a given mode. Reports success.
   Int_t result;
   TString mod(module);
   if (!mod.Length()) {
      ::Error("AnalysisTrainNew.C::LoadLibrary", "Empty module name");
      return kFALSE;
   }   
   // If a library is specified, just load it
   if (mod.EndsWith(".so")) {
      mod.Remove(mod.Index(".so"));
      result = gSystem->Load(mod);
      if (result < 0) {
         ::Error("AnalysisTrainNew.C::LoadLibrary", "Could not load library %s", module);
         return kFALSE;
      }
      return kTRUE;
   } 
   // Check if the library is already loaded
   if (strlen(gSystem->GetLibraries(Form("%s.so", module), "", kFALSE)) > 0) return kTRUE;    
   result = gSystem->Load(Form("lib%s.so", module));
   if (result < 0) {
      ::Error("AnalysisTrainNew.C::LoadLibrary", "Could not load module %s", module);
      return kFALSE;
   }
   return kTRUE;
}           


//______________________________________________________________________________
TChain *CreateChain()
{
// Create the input chain
   chain = new TChain("esdTree");
   if (gSystem->AccessPathName("AliESDs.root")) 
      ::Error("AnalysisTrainNew.C::CreateChain", "File: AliESDs.root not in ./data dir");
   else 
       chain->Add("AliESDs.root");
   if (chain->GetNtrees()) return chain;
   return NULL;
}   

//______________________________________________________________________________
void AODmerge()
{
// Merging method. No staging and no terminate phase.
  TStopwatch timer;
  timer.Start();
  TString outputDir = "wn.xml";
  TString outputFiles = "EventStat_temp.root,AODQA.root,AliAOD.root,AliAOD.VertexingHF.root,";
  outputFiles +=        "AliAOD.Muons.root,AliAOD.Jets.root";
  TString mergeExcludes = "";
  TObjArray *list = outputFiles.Tokenize(",");
  TIter *iter = new TIter(list);
  TObjString *str;
  TString outputFile;
  Bool_t merged = kTRUE;
  while((str=(TObjString*)iter->Next())) {
    outputFile = str->GetString();
    // Skip already merged outputs
    if (!gSystem->AccessPathName(outputFile)) {
       printf("Output file <%s> found. Not merging again.",outputFile.Data());
       continue;
    }
    if (mergeExcludes.Contains(outputFile.Data())) continue;
    merged = AliAnalysisAlien::MergeOutput(outputFile, outputDir, 10, 0);
    if (!merged) {
       printf("ERROR: Cannot merge %s\n", outputFile.Data());
       return;
    }
  }
  // all outputs merged, validate
  ofstream out;
  out.open("outputs_valid", ios::out);
  out.close();
  timer.Print();
}
Commit	Line	Data
041e39a0	1	// ### Settings that make sense when using the Alien plugin
	2	//==============================================================================
	3	Int_t runOnData = 1; // Set to 1 if processing real data
	4	Int_t iCollision = 1; // 0=pp, 1=Pb-Pb
	5	Int_t run_flag = 1100; // year (2011 = 1100)
	6	//==============================================================================
	7	Bool_t usePhysicsSelection = kTRUE; // use physics selection
	8	Bool_t useTender = kFALSE; // use tender wagon
	9	Bool_t useCentrality = kTRUE; // centrality
	10	Bool_t useV0tender = kFALSE; // use V0 correction in tender
	11	Bool_t useDBG = kTRUE; // activate debugging
	12	Bool_t useMC = kFALSE; // use MC info
	13	Bool_t useKFILTER = kFALSE; // use Kinematics filter
	14	Bool_t useTR = kFALSE; // use track references
	15	Bool_t useCORRFW = kFALSE; // do not change
	16	Bool_t useAODTAGS = kFALSE; // use AOD tags
	17	Bool_t useSysInfo = kFALSE; // use sys info
	18
	19	// ### Analysis modules to be included. Some may not be yet fully implemented.
	20	//==============================================================================
	21	Int_t iAODhandler = 1; // Analysis produces an AOD or dAOD's
	22	Int_t iESDfilter = 1; // ESD to AOD filter (barrel + muon tracks)
	23	Int_t iMUONcopyAOD = 1; // Task that copies only muon events in a separate AOD (PWG3)
	24	Int_t iJETAN = 1; // Jet analysis (PWG4)
	25	Int_t iJETANdelta = 1; // Jet delta AODs
	26	Int_t iPWGHFvertexing = 1; // Vertexing HF task (PWG3)
	27	Int_t iPWGDQJPSIfilter = 1; // JPSI filtering (PWG3)
c1aeea60	28	Int_t iPWGHFd2h = 1; // D0->2 hadrons (PWG3)
041e39a0	29
	30	// ### Configuration macros used for each module
	31	//==============================================================================
	32	TString configPWGHFd2h = (iCollision==0)?"$ALICE_ROOT/PWGHF/vertexingHF/ConfigVertexingHF.C"
	33	:"$ALICE_ROOT/PWGHF/vertexingHF/ConfigVertexingHF_highmult.C";
	34
	35	// Temporaries.
	36	void AODmerge();
	37	void AddAnalysisTasks();
	38	Bool_t LoadCommonLibraries();
	39	Bool_t LoadAnalysisLibraries();
	40	Bool_t LoadLibrary(const char *);
	41	TChain *CreateChain();
	42
	43	//______________________________________________________________________________
	44	void AODtrain(Int_t merge=0)
	45	{
	46	// Main analysis train macro.
	47
	48	if (merge) {
	49	TGrid::Connect("alien://");
	50	if (!gGrid \|\| !gGrid->IsConnected()) {
	51	::Error("QAtrain", "No grid connection");
	52	return;
	53	}
	54	}
	55	// Set temporary merging directory to current one
	56	gSystem->Setenv("TMPDIR", gSystem->pwd());
	57	// Set temporary compilation directory to current one
	58	gSystem->SetBuildDir(gSystem->pwd(), kTRUE);
	59	printf("==================================================================\n");
	60	printf("=========== RUNNING FILTERING TRAIN ==========\n");
	61	printf("==================================================================\n");
	62	printf("= Configuring analysis train for: =\n");
	63	if (usePhysicsSelection) printf("= Physics selection =\n");
	64	if (useTender) printf("= TENDER =\n");
	65	if (iESDfilter) printf("= ESD filter =\n");
	66	if (iMUONcopyAOD) printf("= MUON copy AOD =\n");
	67	if (iJETAN) printf("= Jet analysis =\n");
	68	if (iJETANdelta) printf("= Jet delta AODs =\n");
	69	if (iPWGHFvertexing) printf("= PWGHF vertexing =\n");
	70	if (iPWGDQJPSIfilter) printf("= PWGDQ j/psi filter =\n");
	71	if (iPWGHFd2h) printf("= PWGHF D0->2 hadrons QA =\n");
	72
	73	// Load common libraries and set include path
	74	if (!LoadCommonLibraries()) {
	75	::Error("AnalysisTrain", "Could not load common libraries");
	76	return;
	77	}
	78
	79	// Make the analysis manager and connect event handlers
	80	AliAnalysisManager *mgr = new AliAnalysisManager("Analysis Train", "Production train");
	81	if (useSysInfo) mgr->SetNSysInfo(100);
	82	// Load analysis specific libraries
	83	if (!LoadAnalysisLibraries()) {
	84	::Error("AnalysisTrain", "Could not load analysis libraries");
	85	return;
	86	}
	87
	88	// Create input handler (input container created automatically)
	89	// ESD input handler
	90	AliESDInputHandler *esdHandler = new AliESDInputHandler();
	91	mgr->SetInputEventHandler(esdHandler);
	92	// Monte Carlo handler
93	if (useMC) {
94	AliMCEventHandler* mcHandler = new AliMCEventHandler();
95	mgr->SetMCtruthEventHandler(mcHandler);
96	mcHandler->SetReadTR(useTR);
97	}
98	// AOD output container, created automatically when setting an AOD handler
99	if (iAODhandler) {
100	// AOD output handler
101	AliAODHandler* aodHandler = new AliAODHandler();
102	aodHandler->SetOutputFileName("AliAOD.root");
103	mgr->SetOutputEventHandler(aodHandler);
104	}
105	// Debugging if needed
106	if (useDBG) mgr->SetDebugLevel(3);
107
108	AddAnalysisTasks();
109	if (merge) {
110	AODmerge();
111	mgr->InitAnalysis();
112	mgr->SetGridHandler(new AliAnalysisAlien);
113	mgr->StartAnalysis("gridterminate",0);
114	return;
115	}
116	// Run the analysis
117	//
118	TChain *chain = CreateChain();
119	if (!chain) return;
120
121	TStopwatch timer;
122	timer.Start();
123	mgr->SetSkipTerminate(kTRUE);
124	if (mgr->InitAnalysis()) {
125	mgr->PrintStatus();
126	mgr->StartAnalysis("local", chain);
127	}
128	timer.Print();
129	}
130
131	//______________________________________________________________________________
132	void AddAnalysisTasks(){
133	// Add all analysis task wagons to the train
134	AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
135
136	//
137	// Tender and supplies. Needs to be called for every event.
138	//
139	AliAnalysisManager::SetCommonFileName("AODQA.root");
140	if (useTender) {
141	gROOT->LoadMacro("$ALICE_ROOT/ANALYSIS/TenderSupplies/AddTaskTender.C");
142	// IF V0 tender needed, put kTRUE below
143	AliAnalysisTaskSE *tender = AddTaskTender(useV0tender);
144	// tender->SetDebugLevel(2);
145	}
146
147	if (usePhysicsSelection) {
148	// Physics selection task
149	gROOT->LoadMacro("$ALICE_ROOT/ANALYSIS/macros/AddTaskPhysicsSelection.C");
150	mgr->RegisterExtraFile("event_stat.root");
151	AliPhysicsSelectionTask *physSelTask = AddTaskPhysicsSelection(useMC);
152	// AliOADBPhysicsSelection * oadbDefaultPbPb = CreateOADBphysicsSelection();
153	// physSelTask->GetPhysicsSelection()->SetCustomOADBObjects(oadbDefaultPbPb,0,0);
154	mgr->AddStatisticsTask(AliVEvent::kAny);
155	}
156	// Centrality (only Pb-Pb)
157	if (iCollision && useCentrality) {
158	gROOT->LoadMacro("$ALICE_ROOT/ANALYSIS/macros/AddTaskCentrality.C");
159	AliCentralitySelectionTask *taskCentrality = AddTaskCentrality();
160	taskCentrality->SelectCollisionCandidates(AliVEvent::kAny);
161	}
162
163	if (iESDfilter) {
164	// ESD filter task configuration.
165	gROOT->LoadMacro("$ALICE_ROOT/ANALYSIS/macros/AddTaskESDFilter.C");
166	if (iMUONcopyAOD) {
167	printf("Registering delta AOD file\n");
168	mgr->RegisterExtraFile("AliAOD.Muons.root");
169	mgr->RegisterExtraFile("AliAOD.Dimuons.root");
170	AliAnalysisTaskESDfilter taskesdfilter = AddTaskESDFilter(useKFILTER, kTRUE, kFALSE, kFALSE /usePhysicsSelection*/,kFALSE,AliESDpid::kTOF_T0,kTRUE,kFALSE,kFALSE,run_flag);
171	} else {
172	AliAnalysisTaskESDfilter taskesdfilter = AddTaskESDFilter(useKFILTER, kFALSE, kFALSE, kFALSE /usePhysicsSelection*/,kFALSE,AliESDpid::kTOF_T0,kTRUE,kFALSE,kFALSE,run_flag); // others
173	}
174	}
175
176	// ******** PWG3 wagons ****************************************************
177	// PWGHF vertexing
178	if (iPWGHFvertexing) {
179	gROOT->LoadMacro("$ALICE_ROOT/PWGHF/vertexingHF/macros/AddTaskVertexingHF.C");
180	if (!iPWGHFd2h) TFile::Cp(gSystem->ExpandPathName(configPWGHFd2h.Data()), "file:ConfigVertexingHF.C");
181	AliAnalysisTaskSEVertexingHF *taskvertexingHF = AddTaskVertexingHF();
182	if (!taskvertexingHF) ::Warning("AnalysisTrainNew", "AliAnalysisTaskSEVertexingHF cannot run for this train conditions - EXCLUDED");
183	else mgr->RegisterExtraFile("AliAOD.VertexingHF.root");
184	taskvertexingHF->SelectCollisionCandidates(0);
185	}
186
187	// PWGDQ JPSI filtering (only pp)
188	if (iPWGDQJPSIfilter && (iCollision==0)) {
189	gROOT->LoadMacro("$ALICE_ROOT/PWGDQ/dielectron/macros/AddTaskJPSIFilter.C");
190	AliAnalysisTaskSE *taskJPSIfilter = AddTaskJPSIFilter();
191	if (!taskJPSIfilter) ::Warning("AnalysisTrainNew", "AliAnalysisTaskDielectronFilter cannot run for this train conditions - EXCLUDED");
192	else mgr->RegisterExtraFile("AliAOD.Dielectron.root");
193	taskJPSIfilter->SelectCollisionCandidates(0);
194	}
195
196	// PWGHF D2h
197	if (iPWGHFd2h) {
198	gROOT->LoadMacro("$ALICE_ROOT/PWGHF/vertexingHF/AddD2HTrain.C");
199	TFile::Cp(gSystem->ExpandPathName(configPWGHFd2h.Data()), "file:ConfigVertexingHF.C");
200	AddD2HTrain(kFALSE, 1,0,0,0,0,0,0,0,0,0,0);
201	}
202
203	// ******** PWG4 wagons ****************************************************
204	// Jet analysis
205
206	// Configurations flags, move up?
207	TString kDeltaAODJetName = "AliAOD.Jets.root"; //
208	Bool_t kIsPbPb = (iCollision==0)?false:true; // can be more intlligent checking the name of the data set
209	TString kDefaultJetBackgroundBranch = "";
210	TString kJetSubtractBranches = "";
211	UInt_t kHighPtFilterMask = 128;// from esd filter
212	UInt_t iPhysicsSelectionFlag = AliVEvent::kMB;
213	if (iJETAN) {
214	gROOT->LoadMacro("$ALICE_ROOT/PWGJE/macros/AddTaskJets.C");
215	// Default jet reconstructor running on ESD's
216	AliAnalysisTaskJets *taskjets = AddTaskJets("AOD","UA1",0.4,kHighPtFilterMask,1.,0); // no background subtraction
217	if (!taskjets) ::Fatal("AnalysisTrainNew", "AliAnalysisTaskJets cannot run for this train conditions - EXCLUDED");
218	if(kDeltaAODJetName.Length()>0) taskjets->SetNonStdOutputFile(kDeltaAODJetName.Data());
219	if (iJETANdelta) {
220	// AddTaskJetsDelta("AliAOD.Jets.root"); // need to modify this accordingly in the add task jets
221	mgr->RegisterExtraFile(kDeltaAODJetName.Data());
222	TString cTmp("");
223	if(kIsPbPb){
224	// UA1 intrinsic background subtraction
225	taskjets = AddTaskJets("AOD","UA1",0.4,kHighPtFilterMask,1.,2); // background subtraction
226	if(kDeltaAODJetName.Length()>0)taskjets->SetNonStdOutputFile(kDeltaAODJetName.Data());
227	}
228	// SICONE
229	taskjets = AddTaskJets("AOD","SISCONE",0.4,kHighPtFilterMask,0.15,0); //no background subtration to be done later....
230	if(kDeltaAODJetName.Length()>0)taskjets->SetNonStdOutputFile(kDeltaAODJetName.Data());
231	cTmp = taskjets->GetNonStdBranch();
232	if(cTmp.Length()>0)kJetSubtractBranches += Form("%s ",cTmp.Data());
233
234	// Add the clusters..
235	gROOT->LoadMacro("$ALICE_ROOT/PWGJE/macros/AddTaskJetCluster.C");
236	AliAnalysisTaskJetCluster *taskCl = 0;
237	Float_t fCenUp = 0;
238	Float_t fCenLo = 0;
239	Float_t fTrackEtaWindow = 0.9;
240	taskCl = AddTaskJetCluster("AOD","",kHighPtFilterMask,iPhysicsSelectionFlag,"KT",0.4,0,1, kDeltaAODJetName.Data(),0.15,fTrackEtaWindow,0); // this one is for the background and random jets, random cones with no skip
241	taskCl->SetBackgroundCalc(kTRUE);
242	taskCl->SetNRandomCones(10);
243	taskCl->SetCentralityCut(fCenLo,fCenUp);
244	taskCl->SetGhostEtamax(fTrackEtaWindow);
245	kDefaultJetBackgroundBranch = Form("%s_%s",AliAODJetEventBackground::StdBranchName(),taskCl->GetJetOutputBranch());
246
247	taskCl = AddTaskJetCluster("AOD","",kHighPtFilterMask,iPhysicsSelectionFlag,"ANTIKT",0.4,2,1,kDeltaAODJetName.Data(),0.15);
248	taskCl->SetCentralityCut(fCenLo,fCenUp);
249	if(kIsPbPb)taskCl->SetBackgroundBranch(kDefaultJetBackgroundBranch.Data());
250	taskCl->SetNRandomCones(10);
251	kJetSubtractBranches += Form("%s ",taskCl->GetJetOutputBranch());
252
253	taskCl = AddTaskJetCluster("AOD","",kHighPtFilterMask,iPhysicsSelectionFlag,"ANTIKT",0.2,0,1,kDeltaAODJetName.Data(),0.15);
254	taskCl->SetCentralityCut(fCenLo,fCenUp);
255	if(kIsPbPb)taskCl->SetBackgroundBranch(kDefaultJetBackgroundBranch.Data());
256	kJetSubtractBranches += Form("%s ",taskCl->GetJetOutputBranch());
257
258	// DO THE BACKGROUND SUBTRACTION
259	if(kIsPbPb&&kJetSubtractBranches.Length()){
260	gROOT->LoadMacro("$ALICE_ROOT/PWGJE/macros/AddTaskJetBackgroundSubtract.C");
261	AliAnalysisTaskJetBackgroundSubtract *taskSubtract = 0;
262	taskSubtract = AddTaskJetBackgroundSubtract(kJetSubtractBranches,1,"B0","B%d");
263	taskSubtract->SetBackgroundBranch(kDefaultJetBackgroundBranch.Data());
264	if(kDeltaAODJetName.Length()>0)taskSubtract->SetNonStdOutputFile(kDeltaAODJetName.Data());
265	}
266	}
267	}
268	}
269
270	//______________________________________________________________________________
271	Bool_t LoadCommonLibraries()
272	{
273	// Load common analysis libraries.
274	if (!gSystem->Getenv("ALICE_ROOT")) {
275	::Error("AnalysisTrainNew.C::LoadCommonLibraries", "Analysis train requires that analysis libraries are compiled with a local AliRoot");
276	return kFALSE;
277	}
278	Bool_t success = kTRUE;
279	// Load framework classes. Par option ignored here.
280	success &= LoadLibrary("libSTEERBase.so");
281	success &= LoadLibrary("libESD.so");
282	success &= LoadLibrary("libAOD.so");
283	success &= LoadLibrary("libANALYSIS.so");
284	success &= LoadLibrary("libOADB.so");
285	success &= LoadLibrary("libANALYSISalice.so");
286	success &= LoadLibrary("libCORRFW.so");
287	gROOT->ProcessLine(".include $ALICE_ROOT/include");
288	if (success) {
289	::Info("AnalysisTrainNew.C::LoadCommodLibraries", "Load common libraries: SUCCESS");
290	::Info("AnalysisTrainNew.C::LoadCommodLibraries", "Include path for Aclic compilation:\n%s",
291	gSystem->GetIncludePath());
292	} else {
293	::Info("AnalysisTrainNew.C::LoadCommodLibraries", "Load common libraries: FAILED");
294	}
295	return success;
296	}
297
298	//______________________________________________________________________________
299	Bool_t LoadAnalysisLibraries()
300	{
301	// Load common analysis libraries.
302	if (useTender) {
303	if (!LoadLibrary("TENDER") \|\|
304	!LoadLibrary("TENDERSupplies")) return kFALSE;
305	}
306	if (iESDfilter \|\| iPWGMuonTrain) {
307	if (!LoadLibrary("PWGmuon")) return kFALSE;
308	}
309	// JETAN
310	if (iJETAN) {
311	if (!LoadLibrary("JETAN")) return kFALSE;
312	}
313	if (iJETANdelta) {
314	if (!LoadLibrary("JETAN") \|\|
315	!LoadLibrary("CGAL") \|\|
316	!LoadLibrary("fastjet") \|\|
317	!LoadLibrary("siscone") \|\|
318	!LoadLibrary("SISConePlugin") \|\|
319	!LoadLibrary("FASTJETAN")) return kFALSE;
320	}
321	// PWG3 Vertexing HF
322	if (iPWGHFvertexing \|\| iPWG3d2h) {
323	if (!LoadLibrary("PWG3base") \|\|
324	!LoadLibrary("PWGHFvertexingHF")) return kFALSE;
325	}
326	// PWG3 dielectron
327	if (iPWGDQJPSIfilter) {
328	if (!LoadLibrary("PWGDQdielectron")) return kFALSE;
329	}
330
331	::Info("AnalysisTrainNew.C::LoadAnalysisLibraries", "Load other libraries: SUCCESS");
332	return kTRUE;
333	}
334
335	//______________________________________________________________________________
336	Bool_t LoadLibrary(const char *module)
337	{
338	// Load a module library in a given mode. Reports success.
339	Int_t result;
340	TString mod(module);
341	if (!mod.Length()) {
342	::Error("AnalysisTrainNew.C::LoadLibrary", "Empty module name");
343	return kFALSE;
344	}
345	// If a library is specified, just load it
346	if (mod.EndsWith(".so")) {
347	mod.Remove(mod.Index(".so"));
348	result = gSystem->Load(mod);
349	if (result < 0) {
350	::Error("AnalysisTrainNew.C::LoadLibrary", "Could not load library %s", module);
351	return kFALSE;
352	}
353	return kTRUE;
354	}
355	// Check if the library is already loaded
356	if (strlen(gSystem->GetLibraries(Form("%s.so", module), "", kFALSE)) > 0) return kTRUE;
357	result = gSystem->Load(Form("lib%s.so", module));
358	if (result < 0) {
359	::Error("AnalysisTrainNew.C::LoadLibrary", "Could not load module %s", module);
360	return kFALSE;
361	}
362	return kTRUE;
363	}
364
365
366	//______________________________________________________________________________
367	TChain *CreateChain()
368	{
369	// Create the input chain
370	chain = new TChain("esdTree");
371	if (gSystem->AccessPathName("AliESDs.root"))
372	::Error("AnalysisTrainNew.C::CreateChain", "File: AliESDs.root not in ./data dir");
373	else
374	chain->Add("AliESDs.root");
375	if (chain->GetNtrees()) return chain;
376	return NULL;
377	}
378
379	//______________________________________________________________________________
380	void AODmerge()
381	{
382	// Merging method. No staging and no terminate phase.
383	TStopwatch timer;
384	timer.Start();
385	TString outputDir = "wn.xml";
386	TString outputFiles = "EventStat_temp.root,AODQA.root,AliAOD.root,AliAOD.VertexingHF.root,";
387	outputFiles += "AliAOD.Muons.root,AliAOD.Jets.root";
388	TString mergeExcludes = "";
389	TObjArray *list = outputFiles.Tokenize(",");
390	TIter *iter = new TIter(list);
391	TObjString *str;
392	TString outputFile;
393	Bool_t merged = kTRUE;
394	while((str=(TObjString*)iter->Next())) {
395	outputFile = str->GetString();
396	// Skip already merged outputs
397	if (!gSystem->AccessPathName(outputFile)) {
398	printf("Output file <%s> found. Not merging again.",outputFile.Data());
399	continue;
400	}
401	if (mergeExcludes.Contains(outputFile.Data())) continue;
402	merged = AliAnalysisAlien::MergeOutput(outputFile, outputDir, 10, 0);
403	if (!merged) {
404	printf("ERROR: Cannot merge %s\n", outputFile.Data());
405	return;
406	}
407	}
408	// all outputs merged, validate
409	ofstream out;
410	out.open("outputs_valid", ios::out);
411	out.close();
412	timer.Print();
413	}