2 AliAnalysisTaskESDfilter *AddTaskESDFilter(Bool_t useKineFilter=kTRUE,
3 Bool_t writeMuonAOD=kFALSE,
4 Bool_t writeDimuonAOD=kFALSE,
5 Bool_t usePhysicsSelection=kFALSE)
7 // Creates a filter task and adds it to the analysis manager.
9 // Get the pointer to the existing analysis manager via the static access method.
10 //==============================================================================
11 AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
13 ::Error("AddTaskESDFilter", "No analysis manager to connect to.");
17 // This task requires an ESD input handler and an AOD output handler.
18 // Check this using the analysis manager.
19 //===============================================================================
20 TString type = mgr->GetInputEventHandler()->GetDataType();
21 if (!type.Contains("ESD")) {
22 ::Error("AddTaskESDFilter", "ESD filtering task needs the manager to have an ESD input handler.");
25 // Check if AOD output handler exist.
26 AliAODHandler *aod_h = (AliAODHandler*)mgr->GetOutputEventHandler();
28 ::Error("AddTaskESDFilter", "ESD filtering task needs the manager to have an AOD output handler.");
31 // Check if MC handler is connected in case kine filter requested
32 AliMCEventHandler *mcH = (AliMCEventHandler*)mgr->GetMCtruthEventHandler();
33 if (!mcH && useKineFilter) {
34 ::Error("AddTaskESDFilter", "No MC handler connected while kine filtering requested");
38 // Create the task, add it to the manager and configure it.
39 //===========================================================================
40 // Barrel tracks filter
41 AliAnalysisTaskESDfilter *esdfilter = new AliAnalysisTaskESDfilter("ESD Filter");
42 mgr->AddTask(esdfilter);
44 // AliAnalysisTaskESDMuonFilter *esdmuonfilter = new AliAnalysisTaskESDMuonFilter("ESD Muon Filter");
45 // mgr->AddTask(esdmuonfilter);
46 if(usePhysicsSelection){
47 esdfilter->SelectCollisionCandidates(AliVEvent::kAny);
48 // esdmuonfilter->SelectCollisionCandidates(AliVEvent::kAny);
51 // Filtering of MC particles (decays conversions etc)
52 // this task has to go AFTER all other filter tasks
53 // since it fills the AODMC array with all
54 // selected MC Particles, only this way we have the
55 // AODMCparticle information available for following tasks
56 AliAnalysisTaskMCParticleFilter *kinefilter = 0;
58 kinefilter = new AliAnalysisTaskMCParticleFilter("Particle Kine Filter");
59 if(usePhysicsSelection)kinefilter->SelectCollisionCandidates(AliVEvent::kAny);
60 mgr->AddTask(kinefilter);
63 // Cuts on primary tracks
64 AliESDtrackCuts* esdTrackCutsL = AliESDtrackCuts::GetStandardTPCOnlyTrackCuts();
66 // ITS stand-alone tracks
67 AliESDtrackCuts* esdTrackCutsITSsa = new AliESDtrackCuts("ITS stand-alone Track Cuts", "ESD Track Cuts");
68 esdTrackCutsITSsa->SetRequireITSStandAlone(kTRUE);
70 // Pixel OR necessary for the electrons
71 AliESDtrackCuts *itsStrong = new AliESDtrackCuts("ITSorSPD", "pixel requirement for ITS");
72 itsStrong->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kAny);
75 // PID for the electrons
76 AliESDpidCuts *electronID = new AliESDpidCuts("Electrons", "Electron PID cuts");
77 electronID->SetTPCnSigmaCut(AliPID::kElectron, 3.);
79 // tighter cuts on primary particles for high pT tracks
80 // take the standard cuts, which include already
81 // ITSrefit and use only primaries...
84 AliESDtrackCuts* esdTrackCutsH = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(kFALSE);
85 esdTrackCutsH->SetMaxDCAToVertexXY(2.4);
86 esdTrackCutsH->SetMaxDCAToVertexZ(3.2);
87 esdTrackCutsH->SetDCAToVertex2D(kTRUE);
88 esdTrackCutsH->SetDCAToVertex2D(kTRUE);
89 esdTrackCutsH->SetPtRange(0.15,1E10);
91 // standard cuts with tight DCA cut
92 AliESDtrackCuts* esdTrackCutsH2 = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010();
93 esdTrackCutsH2->SetPtRange(0.15,1E10);
95 // standard cuts with tight DCA but with requiring the first SDD cluster instead of an SPD cluster
96 // tracks selected by this cut are exclusive to those selected by the previous cut
97 AliESDtrackCuts* esdTrackCutsH3 = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010();
98 esdTrackCutsH3->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kNone);
99 esdTrackCutsH3->SetClusterRequirementITS(AliESDtrackCuts::kSDD, AliESDtrackCuts::kFirst);
103 // these are needed for older MC
105 AliESDtrackCuts* esdTrackCutsH1 = new AliESDtrackCuts("OldStandardTrackCuts+ITSRefit", "High pT ESD Track Cuts");
106 esdTrackCutsH1->SetMinNClustersTPC(50);
107 esdTrackCutsH1->SetMaxChi2PerClusterTPC(3.5);
108 esdTrackCutsH1->SetRequireTPCRefit(kTRUE);
109 esdTrackCutsH1->SetMaxDCAToVertexXY(2.4);
110 esdTrackCutsH1->SetMaxDCAToVertexZ(3.2);
111 esdTrackCutsH1->SetDCAToVertex2D(kTRUE);
112 esdTrackCutsH1->SetRequireSigmaToVertex(kFALSE);
113 esdTrackCutsH1->SetAcceptKinkDaughters(kFALSE);
114 esdTrackCutsH1->SetRequireITSRefit(kTRUE); // additional cut
116 AliESDtrackCuts* esdTrackCutsH1 = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010();
117 esdTrackCutsH1->SetName("StandardFromAliESDTrackCutsMaxRelPt");
118 esdTrackCutsH1->SetMaxRel1PtUncertainty(0.4); // new
120 // Compose the filter
121 AliAnalysisFilter* trackFilter = new AliAnalysisFilter("trackFilter");
123 trackFilter->AddCuts(esdTrackCutsL);
125 trackFilter->AddCuts(esdTrackCutsITSsa);
127 trackFilter->AddCuts(itsStrong);
128 itsStrong->SetFilterMask(1); // AND with Standard track cuts
130 trackFilter->AddCuts(electronID);
131 electronID->SetFilterMask(4); // AND with Pixel Cuts
133 trackFilter->AddCuts(esdTrackCutsH);
135 trackFilter->AddCuts(esdTrackCutsH2);
137 trackFilter->AddCuts(esdTrackCutsH3);
139 trackFilter->AddCuts(esdTrackCutsH1);
141 // Filter with cuts on V0s
142 AliESDv0Cuts* esdV0Cuts = new AliESDv0Cuts("Standard V0 Cuts pp", "ESD V0 Cuts");
143 esdV0Cuts->SetMinRadius(0.2);
144 esdV0Cuts->SetMaxRadius(200);
145 esdV0Cuts->SetMinDcaPosToVertex(0.05);
146 esdV0Cuts->SetMinDcaNegToVertex(0.05);
147 esdV0Cuts->SetMaxDcaV0Daughters(1.5);
148 esdV0Cuts->SetMinCosinePointingAngle(0.99);
149 AliAnalysisFilter* v0Filter = new AliAnalysisFilter("v0Filter");
150 // v0Filter->AddCuts(esdV0Cuts);
152 esdfilter->SetTrackFilter(trackFilter);
153 // esdfilter->SetV0Filter(v0Filter);
155 // Enable writing of Muon AODs
156 // esdmuonfilter->SetWriteMuonAOD(writeMuonAOD);
158 // Enable writing of Dimuon AODs
159 // esdmuonfilter->SetWriteDimuonAOD(writeDimuonAOD);
161 // Create ONLY the output containers for the data produced by the task.
162 // Get and connect other common input/output containers via the manager as below
163 //==============================================================================
165 mgr->ConnectInput (esdfilter, 0, mgr->GetCommonInputContainer());
166 mgr->ConnectOutput (esdfilter, 0, mgr->GetCommonOutputContainer());
169 // mgr->ConnectInput (esdmuonfilter, 0, mgr->GetCommonInputContainer());
171 mgr->ConnectInput (kinefilter, 0, mgr->GetCommonInputContainer());
172 mgr->ConnectOutput (kinefilter, 0, mgr->GetCommonOutputContainer());
173 AliAnalysisDataContainer *coutputEx = mgr->CreateContainer("cFilterList", TList::Class(),
174 AliAnalysisManager::kOutputContainer,"pyxsec_hists.root");
175 mgr->ConnectOutput (kinefilter, 1,coutputEx);