AliPhysics  63e47e1 (63e47e1)
AliAnalysisTaskEmcalTriggerCorrelation.cxx
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27 #include <iostream>
28 #include <TList.h>
29 #include "AliAnalysisManager.h"
31 #include "AliMultSelection.h"
32 
34 
35 using namespace EMCalTriggerPtAnalysis;
36 
39  fRequestCentrality(false),
40  fEventCentrality(99.),
41  fCentralityRange(0.,100.),
42  fCentralityEstimator("V0M")
43 {
44  SetRequireAnalysisUtils(true);
45 }
46 
47 AliAnalysisTaskEmcalTriggerCorrelation::AliAnalysisTaskEmcalTriggerCorrelation(const char *name):
49  fRequestCentrality(false),
50  fEventCentrality(99.),
51  fCentralityRange(0.,100.),
52  fCentralityEstimator("V0M")
53 {
55 }
56 
58 
59 }
60 
62  fEventCentrality = 99; // without centrality put everything in the peripheral bin
64  AliMultSelection *mult = dynamic_cast<AliMultSelection *>(InputEvent()->FindListObject("MultSelection"));
65  if(!mult){
66  AliErrorStream() << GetName() << ": Centrality selection enabled but no centrality estimator found" << std::endl;
67  return false;
68  }
69  if(mult->IsEventSelected()) return false;
70  fEventCentrality = mult->GetEstimator(fCentralityEstimator)->GetPercentile();
71  AliDebugStream(1) << GetName() << ": Centrality " << fEventCentrality << std::endl;
73  AliDebugStream(1) << GetName() << ": reject centrality: " << fEventCentrality << std::endl;
74  return false;
75  } else {
76  AliDebugStream(1) << GetName() << ": select centrality " << fEventCentrality << std::endl;
77  }
78  } else {
79  AliDebugStream(1) << GetName() << ": No centrality selection applied" << std::endl;
80  }
81 
82  return true;
83 }
84 
86  auto mgr = AliAnalysisManager::GetAnalysisManager();
87  if(!mgr){
88  std::cerr << "No analysis manager available. Exiting ..." << std::endl;
89  return nullptr;
90  }
91 
92  auto task = new AliAnalysisTaskEmcalTriggerCorrelation(name);
93  mgr->AddTask(task);
94 
95  mgr->ConnectInput(task, 0, mgr->GetCommonInputContainer());
96  mgr->ConnectOutput(task, 1, mgr->CreateContainer(Form("histosTriggerCorrelation_%s", name), TList::Class(), AliAnalysisManager::kOutputContainer, Form("%s:TriggerCorrelationQA_%s", mgr->GetCommonFileName(), name)));
97  return task;
98 }
AliCutValueRange< double > fCentralityRange
Selected centrality range.
Double_t fEventCentrality
! Event centrality: Tranisent worker variable
static AliAnalysisTaskEmcalTriggerCorrelation * AddTaskTriggerCorrelation(const char *name)
Analysis of high- tracks in triggered events.
void SetRequireAnalysisUtils(Bool_t doRequire)
Define whether cuts in AliAnalysisUtils are used in the event selection.