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Adding an additional ascii format for the entry collection + a getter to the TEntryLi...
[u/mrichter/AliRoot.git] / CORRFW / test / AliCFV0Task.C
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2fbc0b17 1//DEFINITION OF A FEW CONSTANTS
2const Double_t ymin = -2.0 ;
3const Double_t ymax = 2.0 ;
4const Double_t ptmin = 0.0 ;
5const Double_t ptmax = 8.0 ;
6const Double_t phimin = 0 ;
7const Double_t phimax = 360 ;
8const Int_t mintrackrefsTPC = 2 ;
9const Int_t mintrackrefsITS = 3 ;
318a0e1f 10const Int_t PDG = 310;
2fbc0b17 11const Int_t minclustersTPC = 10 ;
12const Int_t chargeV0 = 0 ;
13//----------------------------------------------------
14
15Bool_t AliCFV0Task(
16 const Bool_t useGrid = 1,
86c32a36 17 const Bool_t readAOD = 0,
2fbc0b17 18 const char * kTagXMLFile="wn.xml", // XML file containing tags
19 )
20{
21
22 TBenchmark benchmark;
23 benchmark.Start("AliSingleTrackTask");
24
25 AliLog::SetGlobalDebugLevel(0);
26
27 Load(useGrid) ; //load the required libraries
28
29 AliLog::SetGlobalDebugLevel(0);
30
31 TChain * analysisChain ;
32
33 if (useGrid) { //data located on AliEn
34 TGrid::Connect("alien://") ;
35 // Create an AliRunTagCuts and an AliEventTagCuts Object and impose some selection criteria
36 AliRunTagCuts *runCuts = new AliRunTagCuts();
37 AliEventTagCuts *eventCuts = new AliEventTagCuts();
38 AliLHCTagCuts *lhcCuts = new AliLHCTagCuts();
39 AliDetectorTagCuts *detCuts = new AliDetectorTagCuts();
40 eventCuts->SetMultiplicityRange(0,20000);
41 // Create an AliTagAnalysis Object and chain the tags
42 AliTagAnalysis *tagAna = new AliTagAnalysis();
43 tagAna->SetType("ESD"); //for aliroot > v4-05
44 TAlienCollection *coll = TAlienCollection::Open(kTagXMLFile);
45 TGridResult *tagResult = coll->GetGridResult("",0,0);
46 tagResult->Print();
47 tagAna->ChainGridTags(tagResult);
48 // Create a new esd chain and assign the chain that is returned by querying the tags
49 analysisChain = tagAna->QueryTags(runCuts,lhcCuts,detCuts,eventCuts);
50 }
51 else {// local data
2fbc0b17 52 //here put your input data path
86c32a36 53 if (readAOD) {
54 analysisChain = new TChain("aodTree");
55 analysisChain->Add("AliAOD.root");
56 }
57 else {
58 analysisChain = new TChain("esdTree");
59 analysisChain->Add("AliESDs.root");
60 }
2fbc0b17 61 }
62
63
64 Info("AliCFV0Task",Form("CHAIN HAS %d ENTRIES",(Int_t)analysisChain->GetEntries()));
65
66 //CONTAINER DEFINITION
67 Info("AliCFV0Task","SETUP CONTAINER");
68 //the sensitive variables, their indices
69 Int_t ipt = 0;
70 Int_t iy = 1;
71 //Setting up the container grid...
72 Int_t nstep = 4 ; //number of selection steps MC
73 const Int_t nvar = 2 ; //number of variables on the grid:pt,y,phi,vtx
74 const Int_t nbin1 = 8 ; //bins in pt
75 const Int_t nbin2 = 8 ; //bins in y
76 //arrays for the number of bins in each dimension
77 const Int_t iBin[nvar] ={nbin1,nbin2};
78 //arrays for lower bounds :
79 Double_t binLim1[nbin1+1];
80 Double_t binLim2[nbin2+1];
81 //values for bin lower bounds
82 for(Int_t i=0; i<=nbin1; i++) binLim1[i]=ptmin + (ptmax-ptmin)/nbin1*(Double_t)i ;
83 for(Int_t i=0; i<=nbin2; i++) binLim2[i]=ymin + (ymax-ymin) /nbin2*(Double_t)i ;
84 //one "container" for MC
85 AliCFContainer* container = new AliCFContainer("container","container for V0s",nstep,nvar,iBin);
86 //setting the bin limits
87 container -> SetBinLimits(ipt,binLim1);
88 container -> SetBinLimits(iy,binLim2);
89
90
91 //CREATE THE CUTS -----------------------------------------------
92
93 // Gen-Level kinematic cuts
94 AliCFTrackKineCuts *mcKineCuts = new AliCFTrackKineCuts("mcKineCuts","MC-level kinematic cuts");
95 mcKineCuts->SetPtRange(ptmin,ptmax);
96 mcKineCuts->SetRapidityRange(ymin,ymax);
97 mcKineCuts->SetChargeMC(0);
98
99 AliCFParticleGenCuts* mcGenCuts = new AliCFParticleGenCuts("mcGenCuts","MC particle generation cuts");
318a0e1f 100 //mcGenCuts->SetRequireIsPrimary(); //problem with some particles...
2fbc0b17 101 mcGenCuts->SetRequirePdgCode(PDG);
102
103 //Acceptance Cuts
104 AliCFPairAcceptanceCuts *mcAccCuts = new AliCFPairAcceptanceCuts("mcAccCuts","MC acceptance cuts for V0");
105 mcAccCuts->SetMinNHitITS(mintrackrefsITS,mintrackrefsITS);
106 mcAccCuts->SetMinNHitTPC(mintrackrefsTPC,mintrackrefsTPC);
107
108 // Rec-Level kinematic cuts
109 AliCFTrackKineCuts *recKineCuts = new AliCFTrackKineCuts("recKineCuts","V0 rec-level kine cuts");
110 recKineCuts->SetPtRange(ptmin,ptmax);
111 recKineCuts->SetRapidityRange(ymin,ymax);
318a0e1f 112 recKineCuts->SetChargeRec(0);
2fbc0b17 113
114 AliCFPairQualityCuts *recQualityCuts = new AliCFPairQualityCuts("recQualityCuts","V0 rec-level quality cuts");
86c32a36 115 if (!readAOD) recQualityCuts->SetMinNClusterTPC(minclustersTPC,minclustersTPC);
116 recQualityCuts->SetStatus(AliESDtrack::kTPCrefit & AliESDtrack::kITSrefit,
117 AliESDtrack::kTPCrefit & AliESDtrack::kITSrefit) ;
2fbc0b17 118
119 AliCFV0TopoCuts *recTopoCuts = new AliCFV0TopoCuts("recTopoCuts","V0 Topological Cuts");
120 recTopoCuts->SetMaxDcaDaughters(0.1);
121 recTopoCuts->SetMinCosPointAngle(0.995);
122 recTopoCuts->SetMinDcaNeg(0.1);
123 recTopoCuts->SetMinDcaPos(0.1);
124
125
126 AliCFPairPidCut* cutPID = new AliCFPairPidCut("cutPID","ESD_PID") ;
127 Double_t prior_pp[AliPID::kSPECIES] = {0.0244519,
128 0.0143988,
129 0.805747 ,
130 0.0928785,
131 0.0625243 };
132
133 Double_t prior_pbpb[AliPID::kSPECIES] = {0.0609,
134 0.1064,
135 0.7152 ,
136 0.0442,
137 0.0733 };
86c32a36 138 cutPID->SetPriors(prior_pp);
2fbc0b17 139 cutPID->SetDetectors("ITS TPC TRD","ITS TPC TRD");
86c32a36 140 if (readAOD) cutPID->SetAODmode(kTRUE);
141 else cutPID->SetAODmode(kFALSE);
2fbc0b17 142 cutPID->SetProbabilityCut(0,0);
143 switch(TMath::Abs(PDG)) {
144 case 310 : cutPID->SetParticleType(AliPID::kPion , kTRUE, AliPID::kPion , kTRUE); break;
145 case 3122 : cutPID->SetParticleType(AliPID::kPion , kTRUE, AliPID::kProton, kTRUE); break;
146 case -3122 : cutPID->SetParticleType(AliPID::kProton, kTRUE, AliPID::kPion , kTRUE); break;
147 default : printf("UNDEFINED PID\n"); break;
148 }
149
150 Info("AliCFV0Task","CREATE MC KINE CUTS");
151 TObjArray* mcList = new TObjArray(0) ;
152 mcList->AddLast(mcKineCuts);
153 mcList->AddLast(mcGenCuts);
154
155 Info("AliCFV0Task","CREATE ACCEPTANCE CUTS");
156 TObjArray* accList = new TObjArray(0) ;
157 accList->AddLast(mcAccCuts);
158
159 Info("AliCFV0Task","CREATE RECONSTRUCTION CUTS");
160 TObjArray* recList = new TObjArray(0) ;
161 recList->AddLast(recKineCuts);
162 recList->AddLast(recQualityCuts);
163 recList->AddLast(recTopoCuts);
164
165 Info("AliCFV0Task","CREATE PID CUTS");
166 TObjArray* fPIDCutList = new TObjArray(0) ;
167 fPIDCutList->AddLast(cutPID);
168
169
170 //CREATE THE INTERFACE TO CORRECTION FRAMEWORK USED IN THE TASK
171 Info("AliCFV0Task","CREATE INTERFACE AND CUTS");
172 AliCFManager* man = new AliCFManager() ;
173 man->SetParticleContainer(container);
174 man->SetParticleCutsList (AliCFManager::kPartGenCuts,mcList);
175 man->SetParticleCutsList (AliCFManager::kPartAccCuts,accList);
176 man->SetParticleCutsList (AliCFManager::kPartRecCuts,recList);
177 man->SetParticleCutsList (AliCFManager::kPartSelCuts,fPIDCutList);
178
179 //CREATE THE TASK
180 Info("AliCFV0Task","CREATE TASK");
181 // create the task
182 AliCFV0Task *task = new AliCFV0Task("AliCFV0Task");
183 task->SetCFManager(man); //here is set the CF manager
86c32a36 184 if (!readAOD) task->SetRebuildV0s(kTRUE);
2fbc0b17 185 task->SetV0PDG(PDG);
186
187 //SETUP THE ANALYSIS MANAGER TO READ INPUT CHAIN AND WRITE DESIRED OUTPUTS
188 Info("AliCFV0Task","CREATE ANALYSIS MANAGER");
189 // Make the analysis manager
190 AliAnalysisManager *mgr = new AliAnalysisManager("TestManager");
191
318a0e1f 192 if (useGrid) mgr->SetAnalysisType(AliAnalysisManager::kGridAnalysis);
193 else mgr->SetAnalysisType(AliAnalysisManager::kLocalAnalysis);
194
195 AliMCEventHandler* mcHandler = new AliMCEventHandler();
318a0e1f 196 mgr->SetMCtruthEventHandler(mcHandler);
318a0e1f 197
86c32a36 198 AliInputEventHandler* dataHandler ;
199
200 if (readAOD) dataHandler = new AliAODInputHandler();
201 else dataHandler = new AliESDInputHandler();
202 mgr->SetInputEventHandler(dataHandler);
318a0e1f 203
2fbc0b17 204 // Create and connect containers for input/output
205
206 //input data
318a0e1f 207 AliAnalysisDataContainer *cinput0 =
208 mgr->CreateContainer("cchain0",TChain::Class(),AliAnalysisManager::kInputContainer);
209 //slot 0 : default output tree (by default handled by AliAnalysisTaskSE)
210 AliAnalysisDataContainer *coutput0 = mgr->CreateContainer("ctree0", TTree::Class(),AliAnalysisManager::kOutputContainer,"outputV0.root");
2fbc0b17 211 // output histo (number of events processed)
318a0e1f 212 AliAnalysisDataContainer *coutput1 =
213 mgr->CreateContainer("chist0", TH1I::Class(),AliAnalysisManager::kOutputContainer,"outputV0.root");
2fbc0b17 214 // output Correction Framework Container (for acceptance & efficiency calculations)
318a0e1f 215 AliAnalysisDataContainer *coutput2 =
216 mgr->CreateContainer("ccontainer0", AliCFContainer::Class(),AliAnalysisManager::kOutputContainer,"outputV0.root");
217
218 cinput0->SetData(analysisChain);
2fbc0b17 219
220 mgr->AddTask(task);
318a0e1f 221 mgr->ConnectInput (task,0,cinput0 );
2fbc0b17 222 mgr->ConnectOutput(task,0,coutput0);
223 mgr->ConnectOutput(task,1,coutput1);
318a0e1f 224 mgr->ConnectOutput(task,2,coutput2);
2fbc0b17 225
2fbc0b17 226
2fbc0b17 227 Info("AliCFV0Task","READY TO RUN");
228 //RUN !!!
229 if (mgr->InitAnalysis()) {
230 mgr->PrintStatus();
231 mgr->StartAnalysis("local",analysisChain);
232 }
233
234 benchmark.Stop("AliCFV0Task");
235 benchmark.Show("AliCFV0Task");
236
237 return kTRUE ;
238}
239
240void Load(Bool_t useGrid) {
86c32a36 241
2fbc0b17 242 //load the required aliroot libraries
243 gSystem->Load("libANALYSIS") ;
318a0e1f 244 gSystem->Load("libANALYSISalice") ;
86c32a36 245 gSystem->Load("libCORRFW.so") ;
2fbc0b17 246
86c32a36 247 //compile online the task class
248 gSystem->SetIncludePath("-I. -I$ALICE_ROOT/include -I$ROOTSYS/include");
2fbc0b17 249 gROOT->LoadMacro("./AliCFV0Task.cxx+");
250}