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81b9e9f2 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | ////////////////////////////////////////////////////// | |
17 | // Basic QA task to monitor the observables related to | |
18 | // flow and balance function analysis. It is intended | |
19 | // for both pp and PbPb data. | |
20 | // | |
21 | // Mainteiners: | |
22 | // Carlos Perez (cperez@cern.ch) | |
23 | // Alis Rodriguez (alisrm@nikhef.nl) | |
24 | ////////////////////////////////////////////////////// | |
25 | ||
26 | #include "TChain.h" | |
27 | #include "TList.h" | |
28 | #include "TH2D.h" | |
29 | ||
30 | #include "AliAnalysisTaskSE.h" | |
31 | #include "AliAnalysisManager.h" | |
32 | ||
33 | #include "AliCentrality.h" | |
34 | ||
35 | #include "AliESDEvent.h" | |
36 | #include "AliESDInputHandler.h" | |
37 | #include "AliESDVZERO.h" | |
38 | #include "AliESDVertex.h" | |
39 | #include "AliESDtrack.h" | |
40 | #include "AliESDtrackCuts.h" | |
41 | ||
42 | #include "AliGlobalFBFqa.h" | |
43 | ||
44 | ClassImp(AliGlobalFBFqa) | |
45 | ||
46 | // C O N S T R U C T O R ======================================================= | |
47 | AliGlobalFBFqa::AliGlobalFBFqa() : | |
48 | AliAnalysisTaskSE(), fDebugger(kFALSE), fOutputList(NULL), fEvents(NULL), | |
49 | fPhiRinVZERO(NULL), fPhiEtaTPC50(NULL), fPhiEtaITSSA(NULL), | |
50 | fPsiCenVZERO(NULL), fPsiCenTPC50(NULL), fPsiCenITSSA(NULL) { | |
51 | // default constructor | |
52 | if(fDebugger) printf("AliGlobalFBFqa:: Default Constructor\n"); | |
53 | } | |
54 | // C O N S T R U C T O R ======================================================= | |
55 | AliGlobalFBFqa::AliGlobalFBFqa(const char *name) : | |
56 | AliAnalysisTaskSE(name), fDebugger(kFALSE), fOutputList(NULL), fEvents(NULL), | |
57 | fPhiRinVZERO(NULL), fPhiEtaTPC50(NULL), fPhiEtaITSSA(NULL), | |
58 | fPsiCenVZERO(NULL), fPsiCenTPC50(NULL), fPsiCenITSSA(NULL) { | |
59 | // named constructor | |
60 | if(fDebugger) printf("AliGlobalFBFqa:: Named Constructor\n"); | |
61 | DefineInput( 0,TChain::Class()); | |
62 | DefineOutput(1,TList::Class()); | |
63 | } | |
64 | // D E S T R U C T O R ========================================================= | |
65 | AliGlobalFBFqa::~AliGlobalFBFqa() { | |
66 | // destructor | |
67 | if(fDebugger) printf("AliGlobalFBFqa:: Destructor\n"); | |
68 | if(fOutputList) delete fOutputList; | |
69 | } | |
70 | // U S E R C R E A T E O U T P U T O B J E C T S ========================= | |
71 | void AliGlobalFBFqa::UserCreateOutputObjects() { | |
72 | // user create output object | |
73 | if(fDebugger) printf("AliGlobalFBFqa:: UserCreateOutputObjects\n"); | |
74 | fOutputList = new TList(); | |
75 | fOutputList->SetOwner(); | |
76 | // number of events | |
77 | TList *tQAEvents = new TList(); | |
78 | tQAEvents->SetName("Events"); | |
79 | tQAEvents->SetOwner(); | |
80 | fEvents = new TH2D("Events","Events;TRK;V0M", 20,0,100, 20,0,100); | |
81 | tQAEvents->Add(fEvents); | |
82 | fOutputList->Add(tQAEvents); | |
83 | TList *tQAPhaseSpace = new TList(); | |
84 | tQAPhaseSpace->SetOwner(); | |
85 | tQAPhaseSpace->SetName("PhaseSpace"); | |
86 | fPhiRinVZERO = new TH2D("PhiRinVZERO","PhiRinVZERO;#phi (rad);Ring Number",60,0,TMath::Pi(),8,0,8); | |
87 | tQAPhaseSpace->Add(fPhiRinVZERO); | |
88 | fPhiEtaTPC50 = new TH2D("PhiEtaTPC50","PhiEtaTPC50;#phi (rad);#eta",60,0,TMath::Pi(),16,-1.6,1.6); | |
89 | tQAPhaseSpace->Add(fPhiEtaTPC50); | |
90 | fPhiEtaITSSA = new TH2D("PhiEtaITSSA","PhiEtaITSSA;#phi (rad);#eta",60,0,TMath::Pi(),20,-2,2); | |
91 | tQAPhaseSpace->Add(fPhiEtaITSSA); | |
92 | fOutputList->Add(tQAPhaseSpace); | |
93 | TList *tQAEventPlane = new TList(); | |
94 | tQAEventPlane->SetOwner(); | |
95 | tQAEventPlane->SetName("EventPlane"); | |
96 | fPsiCenVZERO = new TH2D("PsiCenVZERO","PsiCenVZERO;#phi (rad);Centrality TRK",60,0,TMath::Pi(),20,0,100); | |
97 | tQAEventPlane->Add(fPsiCenVZERO); | |
98 | fPsiCenTPC50 = new TH2D("PsiTPCCen50","PsiCenTPC50;#phi (rad);Centrality V0M",60,0,TMath::Pi(),20,0,100); | |
99 | tQAEventPlane->Add(fPsiCenTPC50); | |
100 | fPsiCenITSSA = new TH2D("PsiCenITSSA","PsiCenITSSA;#phi (rad);Centrality V0M",60,0,TMath::Pi(),20,0,100); | |
101 | tQAEventPlane->Add(fPsiCenITSSA); | |
102 | fOutputList->Add(tQAEventPlane); | |
103 | // | |
104 | PostData(1,fOutputList); | |
105 | } | |
106 | // U S E R E X E C =========================================================== | |
107 | void AliGlobalFBFqa::UserExec(Option_t *) { | |
108 | // user exec | |
109 | if(fDebugger) printf("AliGlobalFBFqa:: UserExec\n"); | |
110 | AliESDEvent *myESD = dynamic_cast<AliESDEvent*>(InputEvent()); | |
111 | if(!myESD) { | |
112 | if(fDebugger) printf("AliGlobalFBFqa:: UserExec ESDEvent not found\n"); | |
113 | return; | |
114 | } | |
115 | AliESDVZERO *myVZero = myESD->GetVZEROData(); | |
116 | if(!myVZero) { | |
117 | if(fDebugger) printf("AliGlobalFBFqa:: UserExec VZERO not found\n"); | |
118 | return; | |
119 | } | |
120 | AliESDVertex *myVertex = (AliESDVertex*) myESD->GetPrimaryVertex(); | |
121 | if(!myVertex) { | |
122 | if(fDebugger) printf("AliGlobalFBFqa:: UserExec Vertex not found\n"); | |
123 | return; | |
124 | } | |
125 | if(myVertex->GetNContributors() < 2) { | |
126 | if(fDebugger) printf("AliGlobalFBFqa:: UserExec poor vertex\n"); | |
127 | return; | |
128 | } | |
129 | Double_t ccTRK=-1, ccV0M=-1; | |
130 | AliCentrality *myCentrality = myESD->GetCentrality(); | |
131 | if(myCentrality) { | |
132 | ccTRK = myCentrality->GetCentralityPercentileUnchecked("TRK"); | |
133 | ccV0M = myCentrality->GetCentralityPercentileUnchecked("V0M"); | |
134 | } else | |
135 | if(fDebugger) printf("AliGlobalFBFqa:: UserExec no centrality object\n"); | |
136 | //============================================================================ | |
137 | if(fDebugger) | |
138 | printf("AliGlobalFBFqa:: UserExec cc says %.1f and %.1f\n", ccTRK,ccV0M); | |
139 | fEvents->Fill( ccTRK, ccV0M ); | |
140 | Double_t dPhi, dEta; | |
141 | Double_t cosTPC=0, sinTPC=0; | |
142 | Double_t cosITS=0, sinITS=0; | |
143 | Double_t cosVZE=0, sinVZE=0; | |
144 | // Global tracks QA | |
145 | if( (ccV0M>5)&&(ccV0M<90) ) { // cutting out edges of multiplicity | |
146 | Int_t nTracks = myESD->GetNumberOfTracks(); | |
147 | AliESDtrack *track; | |
148 | AliESDtrackCuts *myTPC=CutsTPC50Generic(); | |
149 | AliESDtrackCuts *myITS=CutsITSSAGeneric(); | |
150 | for(Int_t i=0; i!=nTracks; ++i) { | |
151 | track = (AliESDtrack*) myESD->GetTrack( i ); | |
152 | dPhi = track->Phi(); | |
153 | dEta = track->Eta(); | |
154 | if( myTPC->IsSelected(track) ) { // TPC50 | |
155 | cosTPC += TMath::Cos(2*dPhi); | |
156 | sinTPC += TMath::Sin(2*dPhi); | |
157 | fPhiEtaTPC50->Fill( dPhi, dEta ); | |
158 | } | |
159 | if( myITS->IsSelected(track) ) { // ITSSA | |
160 | cosITS += TMath::Cos(2*dPhi); | |
161 | sinITS += TMath::Sin(2*dPhi); | |
162 | fPhiEtaITSSA->Fill( dPhi, dEta ); | |
163 | } | |
164 | } | |
165 | double dPsiTPC = 0.5*TMath::ATan2( sinTPC, cosTPC ) + TMath::PiOver2(); | |
166 | double dPsiITS = 0.5*TMath::ATan2( sinITS, cosITS ) + TMath::PiOver2(); | |
167 | fPsiCenTPC50->Fill( dPsiTPC, ccV0M ); | |
168 | fPsiCenITSSA->Fill( dPsiITS, ccV0M ); | |
169 | } | |
170 | // VZERO QA | |
171 | if( (ccTRK>5)&&(ccTRK<90) ) { // cutting out edges of multiplicity | |
172 | for(int i=0;i!=64;++i) { | |
173 | dPhi = TMath::Pi()*(i%8)/4; | |
174 | dEta = i/8; | |
175 | cosVZE += myVZero->GetMultiplicity(i)*TMath::Cos(2*dPhi); | |
176 | sinVZE += myVZero->GetMultiplicity(i)*TMath::Sin(2*dPhi); | |
177 | fPhiRinVZERO->Fill( dPhi, dEta ); | |
178 | } | |
179 | double dPsiVZE = 0.5*TMath::ATan2( sinVZE, cosVZE ) + TMath::PiOver2(); | |
180 | fPsiCenVZERO->Fill( dPsiVZE, ccTRK ); | |
181 | } | |
182 | PostData(1,fOutputList); | |
183 | return; | |
184 | } | |
185 | ||
186 | AliESDtrackCuts* AliGlobalFBFqa::CutsITSSAGeneric() { | |
187 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
188 | esdTrackCuts->SetRequireITSStandAlone(kTRUE); | |
189 | esdTrackCuts->SetRequireITSPureStandAlone(kFALSE); | |
190 | esdTrackCuts->SetRequireITSRefit(kTRUE); | |
191 | esdTrackCuts->SetMinNClustersITS(4); | |
192 | esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kAny); | |
193 | esdTrackCuts->SetMaxChi2PerClusterITS(2.5); | |
194 | // 7*(0.0033+0.0045/pt^1.3) | |
195 | esdTrackCuts->SetMaxDCAToVertexXYPtDep("0.0231+0.0315/pt^1.3"); | |
196 | esdTrackCuts->SetRequireITSPid(kTRUE); | |
197 | esdTrackCuts->SetMaxNOfMissingITSPoints(1); | |
198 | return esdTrackCuts; | |
199 | } | |
200 | ||
201 | AliESDtrackCuts* AliGlobalFBFqa::CutsTPC50Generic() { | |
202 | AliESDtrackCuts* esdTrackCuts = new AliESDtrackCuts; | |
203 | esdTrackCuts->SetMinNClustersTPC(50); | |
204 | esdTrackCuts->SetMaxChi2PerClusterTPC(4); | |
205 | esdTrackCuts->SetAcceptKinkDaughters(kFALSE); | |
206 | esdTrackCuts->SetMaxDCAToVertexZ(3.2); | |
207 | esdTrackCuts->SetMaxDCAToVertexXY(2.4); | |
208 | esdTrackCuts->SetDCAToVertex2D(kTRUE); | |
209 | return esdTrackCuts; | |
210 | } | |
211 |