Triggered Balance Function analysis (multidimensions)

[u/mrichter/AliRoot.git] / PWGCF / EBYE / macros / AddTaskBalanceTriggered.C

// now in options\r
\r
//PID config\r
Bool_t kUseNSigmaPID = kFALSE;\r
Double_t nSigmaMax = 3.0;\r
Bool_t kUseBayesianPID = kTRUE;\r
Double_t gMinAcceptedProbability = 0.7;\r
\r
//_________________________________________________________//\r
AliAnalysisTaskTriggeredBF *AddTaskBalanceTriggered(Double_t centrMin=0.,\r
						 Double_t centrMax=100.,\r
						 Bool_t gRunShuffling=kFALSE,\r
						 TString centralityEstimator="V0M",\r
						 Double_t vertexZ=10.,\r
						 Double_t DCAxy=-1,\r
						 Double_t DCAz=-1,\r
						 Double_t ptMin=0.15,\r
						 Double_t ptMax=20,\r
						 Double_t etaMin=-0.8,\r
						 Double_t etaMax=0.8,\r
						 Double_t maxTPCchi2 = -1, \r
						 Int_t minNClustersTPC = -1,\r
						 Bool_t kUsePID = kFALSE,\r
						 Int_t AODfilterBit = 128,\r
						 Bool_t bCentralTrigger = kFALSE,\r
						 TString fileNameBase="AnalysisResults") {\r
\r
  // Creates a balance function analysis task and adds it to the analysis manager.\r
  // Get the pointer to the existing analysis manager via the static access method.\r
  TString centralityName("");\r
  centralityName+=Form("%.0f",centrMin);\r
  centralityName+="-";\r
  centralityName+=Form("%.0f",centrMax);\r
  centralityName+="_";\r
  centralityName+=Form("%s",centralityEstimator.Data());\r
  centralityName+="_";\r
  centralityName+=Form("vZ%.1f",vertexZ);\r
  centralityName+="_";\r
  centralityName+=Form("DCAxy%.1f",DCAxy);\r
  centralityName+="_";\r
  centralityName+=Form("DCAz%.1f",DCAz);\r
  centralityName+="_Pt";\r
  centralityName+=Form("%.1f",ptMin);\r
  centralityName+="-";\r
  centralityName+=Form("%.1f",ptMax);\r
  centralityName+="_Eta";\r
  centralityName+=Form("%.1f",etaMin);\r
  centralityName+="-";\r
  centralityName+=Form("%.1f",etaMax);\r
  centralityName+="_Chi";\r
  centralityName+=Form("%.1f",maxTPCchi2);\r
  centralityName+="_nClus";\r
  centralityName+=Form("%d",minNClustersTPC);\r
  centralityName+="_Bit";\r
  centralityName+=Form("%d",AODfilterBit);\r
  if(bCentralTrigger)   centralityName+="_withCentralTrigger";\r
\r
\r
\r
  TString outputFileName(fileNameBase);\r
  outputFileName.Append(".root");\r
\r
  //===========================================================================\r
  AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();\r
  if (!mgr) {\r
    ::Error("AddTaskTriggeredBF", "No analysis manager to connect to.");\r
    return NULL;\r
  }\r
\r
  // Check the analysis type using the event handlers connected to the analysis manager.\r
  //===========================================================================\r
  if (!mgr->GetInputEventHandler()) {\r
    ::Error("AddTaskTriggeredBF", "This task requires an input event handler");\r
    return NULL;\r
  }\r
  TString analysisType = mgr->GetInputEventHandler()->GetDataType(); // can be "ESD" or "AOD"\r
  if(dynamic_cast<AliMCEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler())) analysisType = "MC";\r
\r
  // setup the balance function objects\r
  AliBalanceTriggered *bf  = 0;  // Balance Function object\r
  AliBalanceTriggered *bfs = 0;  // shuffled Balance function object\r
  \r
  if (analysisType=="AOD"){\r
    \r
    bf = new AliBalanceTriggered();\r
    bf->SetAnalysisLevel(analysisType);\r
    bf->SetShuffle(kFALSE);\r
    bf->InitHistograms();\r
    \r
    if(gRunShuffling){\r
      bfs = new AliBalanceTriggered();\r
      bfs->SetAnalysisLevel(analysisType);\r
      bfs->SetShuffle(kTRUE);\r
      bfs->InitHistograms();\r
    }\r
  }\r
  else{\r
    ::Error("AddTaskTriggeredBF", "analysis type NOT supported.");\r
    return NULL;\r
  }\r
\r
  // Create the task, add it to manager and configure it.\r
  //===========================================================================\r
  AliAnalysisTaskTriggeredBF *taskTriggeredBF = new AliAnalysisTaskTriggeredBF("TaskTriggeredBF");\r
  taskTriggeredBF->SetAnalysisObject(bf);\r
  if(gRunShuffling) taskTriggeredBF->SetShufflingObject(bfs);\r
\r
  taskTriggeredBF->SetCentralityPercentileRange(centrMin,centrMax);\r
  if(analysisType == "AOD") {\r
    // pt and eta cut (pt_min, pt_max, eta_min, eta_max)\r
    taskTriggeredBF->SetAODtrackCutBit(AODfilterBit);\r
    taskTriggeredBF->SetKinematicsCutsAOD(ptMin,ptMax,etaMin,etaMax);\r
    \r
    // set extra DCA cuts (-1 no extra cut)\r
    taskTriggeredBF->SetExtraDCACutsAOD(DCAxy,DCAz);\r
    \r
    // set extra TPC chi2 / nr of clusters cut\r
    taskTriggeredBF->SetExtraTPCCutsAOD(maxTPCchi2, minNClustersTPC);\r
    \r
  }\r
\r
  // offline trigger selection (AliVEvent.h)\r
  // taskTriggeredBF->UseOfflineTrigger(); // NOT used (selection is done with the AliAnalysisTaskSE::SelectCollisionCandidates()) \r
  // with this only selected events are analyzed (first 2 bins in event QA histogram are the same))\r
  // documentation in https://twiki.cern.ch/twiki/bin/viewauth/ALICE/PWG1EvSelDocumentation\r
  if(bCentralTrigger) taskTriggeredBF->SelectCollisionCandidates(AliVEvent::kMB | AliVEvent::kCentral | AliVEvent::kSemiCentral);\r
  else                taskTriggeredBF->SelectCollisionCandidates(AliVEvent::kMB);\r
\r
  // centrality estimator (default = V0M)\r
  taskTriggeredBF->SetCentralityEstimator(centralityEstimator);\r
  \r
  // vertex cut (x,y,z)\r
  taskTriggeredBF->SetVertexDiamond(.3,.3,vertexZ);\r
  \r
  //bf->PrintAnalysisSettings();\r
  mgr->AddTask(taskTriggeredBF);\r
  \r
  // Create ONLY the output containers for the data produced by the task.\r
  // Get and connect other common input/output containers via the manager as below\r
  //==============================================================================\r
  TString outputFileName = AliAnalysisManager::GetCommonFileName();\r
  outputFileName += ":PWGCFEbyE.outputBalanceFunctionAnalysis";\r
  AliAnalysisDataContainer *coutQA = mgr->CreateContainer(Form("listQA_%s",centralityName.Data()), TList::Class(),AliAnalysisManager::kOutputContainer,outputFileName.Data());\r
  AliAnalysisDataContainer *coutTriggeredBF = mgr->CreateContainer(Form("listTriggeredBF_%s",centralityName.Data()), TList::Class(),AliAnalysisManager::kOutputContainer,outputFileName.Data());\r
  if(gRunShuffling) AliAnalysisDataContainer *coutTriggeredBFS = mgr->CreateContainer(Form("listTriggeredBFShuffled_%s",centralityName.Data()), TList::Class(),AliAnalysisManager::kOutputContainer,outputFileName.Data());\r
\r
  mgr->ConnectInput(taskTriggeredBF, 0, mgr->GetCommonInputContainer());\r
  mgr->ConnectOutput(taskTriggeredBF, 1, coutQA);\r
  mgr->ConnectOutput(taskTriggeredBF, 2, coutTriggeredBF);\r
  if(gRunShuffling) mgr->ConnectOutput(taskTriggeredBF, 3, coutTriggeredBFS);\r
\r
  return taskTriggeredBF;\r
}\r