1 #ifndef ALIANALYSISTASKGAMMACONVDALITZV1_H
2 #define ALIANALYSISTASKGAMMACONVDALITZV1_H
4 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
7 // Analysis task for pi0->e+e-gamma (Dalitz decay)
9 #include "AliAnalysisTaskSE.h"
10 #include "AliV0ReaderV1.h"
11 #include "AliKFConversionPhoton.h"
12 #include "AliDalitzElectronSelector.h"
13 #include "AliConversionMesonCuts.h"
14 #include "AliGammaConversionAODBGHandler.h"
15 #include "TProfile2D.h"
17 class AliESDInputHandler;
18 class AliMCEventHandler;
21 class AliESDtrackCuts;
24 class AliGammaConversionHistograms;
25 class AliTriggerAnalysis;
27 class AliAnalysisTaskGammaConvDalitzV1: public AliAnalysisTaskSE
31 AliAnalysisTaskGammaConvDalitzV1();
32 AliAnalysisTaskGammaConvDalitzV1( const char* name );
33 virtual ~AliAnalysisTaskGammaConvDalitzV1();
35 virtual void UserExec(Option_t *);
36 virtual void UserCreateOutputObjects();
37 virtual Bool_t Notify();
38 virtual void Terminate(const Option_t *);
43 void SetMoveParticleAccordingToVertex(Bool_t flag){fMoveParticleAccordingToVertex = flag;}
45 void SetIsHeavyIon(Int_t flag){
46 if (flag == 1 || flag ==2 ){
53 void SetIsMC(Bool_t isMC){fIsMC=isMC;}
54 void SetConversionCutList(Int_t nCuts, TList *CutArray){
56 fCutGammaArray = CutArray;
58 void SetElectronCutList(TList *CutArray){
59 fCutElectronArray = CutArray;
61 void SetMesonCutList(TList *CutArray){
62 fCutMesonArray = CutArray;
64 void SetDoChicAnalysis(Bool_t flag){ fDoChicAnalysis = flag; }
65 void SetDoMesonQA(Bool_t flag){ fDoMesonQA = flag; }
66 void SetProductionVertextoVGamma(Bool_t flag) { fSetProductionVertextoVGamma = flag; }
72 void ProcessPhotonCandidates();
73 void ProcessTruePhotonCandidates(AliAODConversionPhoton*);
74 void ProcessTrueMesonCandidates(AliAODConversionMother *Pi0Candidate, AliAODConversionPhoton *TrueGammaCandidate, AliAODConversionPhoton *TrueVirtualGammaCandidate);
75 void MoveParticleAccordingToVertex(AliAODConversionPhoton* particle,const AliGammaConversionAODBGHandler::GammaConversionVertex *vertex);
76 void ProcessElectronCandidates();
77 void ProcessMCParticles();
78 void CountESDTracks();
79 void CalculatePi0DalitzCandidates();
80 void CalculateBackground();
81 void UpdateEventByEventData();
82 void FillElectronQAHistos(AliAODConversionPhoton *Vgamma) const;
83 Double_t GetPsiPair( const AliESDtrack *trackPos, const AliESDtrack *trackNeg ) const;
84 Bool_t IsDalitz(TParticle *fMCMother) const;
85 Bool_t IsPi0DalitzDaughter( Int_t label ) const;
89 AliV0ReaderV1 *fV0Reader;
90 AliDalitzElectronSelector* fElecSelector;
91 AliGammaConversionAODBGHandler **fBGHandler;
92 AliESDEvent *fESDEvent;
102 TList *fOutputContainer;
103 TClonesArray *fReaderGammas;
104 vector<Int_t> fSelectorElectronIndex;
105 vector<Int_t> fSelectorPositronIndex;
107 TList *fGoodVirtualGammas;
108 TList *fGoodElectrons;
109 TList *fGoodPositrons;
110 TList *fCutGammaArray;
111 TList *fCutElectronArray;
112 TList *fCutMesonArray;
114 AliConversionCuts *fConversionCuts;
115 TH1F **hESDConvGammaPt;
116 TH1F **hESDConvGammaEta;
117 TH2F **hESDConvGammaZR;
118 TH1F **hESDDalitzElectronPt;
119 TH1F **hESDDalitzPositronPt;
120 TH1F **hESDDalitzElectronPhi;
121 TH1F **hESDDalitzPositronPhi;
122 TH1F **hESDDalitzElectronAfterPt;
123 TH1F **hESDDalitzPositronAfterPt;
124 TH1F **hESDDalitzElectronAfterEta;
125 TH1F **hESDDalitzPositronAfterEta;
126 TH1F **hESDDalitzElectronAfterPhi;
127 TH1F **hESDDalitzPositronAfterPhi;
128 TH1F **hESDDalitzElectronAfterNClsITS;
129 TH1F **hESDDalitzPositronAfterNClsITS;
130 TH2F **hESDDalitzElectronAfterNFindClsTPC;
131 TH2F **hESDDalitzPositronAfterNFindClsTPC;
132 TH2F **hESDDalitzElectronAfterNClsTPC;
133 TH2F **hESDDalitzPositronAfterNClsTPC;
134 TH2F **hESDDalitzElectronAfterNCrossedRowsTPC;
135 TH2F **hESDDalitzPositronAfterNCrossedRowsTPC;
136 TH2F **hESDDalitzPosEleAfterDCAxy;
137 TH2F **hESDDalitzPosEleAfterDCAz;
138 TH2F **hESDDalitzElectronAfterTPCdEdxVsP;
139 TH2F **hESDDalitzPositronAfterTPCdEdxVsP;
140 TH2F **hESDDalitzElectronAfterTPCdEdxSignalVsP;
141 TH2F **hESDDalitzPositronAfterTPCdEdxSignalVsP;
142 TH2F **hESDDalitzElectronAfterTPCdEdxVsEta;
143 TH2F **hESDDalitzPositronAfterTPCdEdxVsEta;
144 TH2F **hESDDalitzElectronAfterTPCdEdxVsPhi;
145 TH2F **hESDDalitzPositronAfterTPCdEdxVsPhi;
146 TH1F **hESDMotherPhi;
147 TH2F **hESDEposEnegPsiPairDPhi;
148 TH2F **hESDEposEnegInvMassPt;
149 TH2F **hESDEposEnegLikeSignBackInvMassPt;
150 TH2F **hESDMotherInvMassPt;
151 TH2F **hESDPi0MotherInvMassPt;
152 TH2F **hESDPi0MotherDiffInvMassPt;
153 TH2F **hESDPi0MotherDiffLimInvMassPt;
154 THnSparseF **sESDMotherInvMassPtZM;
155 TH2F **hESDMotherBackInvMassPt;
156 THnSparseF **sESDMotherBackInvMassPtZM;
157 TH1F **hMCAllGammaPt;
158 TH1F **hMCConvGammaPt;
159 TH1F **hMCConvGammaRSPt;
160 TH1F **hMCAllPositronsPt;
161 TH1F **hMCAllElectronsPt;
162 TH1F **hMCConvGammaEta;
163 TH1F **hMCAllPositronsEta;
164 TH1F **hMCAllElectronsEta;
165 TH1F **hMCPi0DalitzGammaPt;
166 TH1F **hMCPi0DalitzElectronPt;
167 TH1F **hMCPi0DalitzPositronPt;
172 TH1F **hMCPi0InAccPt;
173 TH1F **hMCEtaInAccPt;
175 TH1F **hMCChiCInAccPt;
176 TH2F **hMCPi0EposEnegInvMassPt;
177 TH2F **hMCEtaEposEnegInvMassPt;
178 TH2F **hESDEposEnegTruePi0DalitzInvMassPt;
179 TH1F **hESDEposEnegTruePrimPi0DalitzInvMass;
180 TH2F **hESDEposEnegTruePi0DalitzPsiPairDPhi;
181 TH2F **hESDEposEnegTrueEtaDalitzInvMassPt;
182 TH1F **hESDEposEnegTruePrimEtaDalitzInvMass;
183 TH2F **hESDEposEnegTrueEtaDalitzPsiPairDPhi;
184 TH2F **hESDEposEnegTruePhotonInvMassPt;
185 TH2F **hESDEposEnegTrueInvMassPt;
186 TH2F **hESDEposEnegTruePhotonPsiPairDPhi;
187 TH2F **hESDEposEnegTrueJPsiInvMassPt;
188 TH2F **hESDTrueMotherChiCInvMassPt;
189 TH2F **hESDTrueMotherChiCDiffInvMassPt;
190 TH2F **hESDTrueMotherInvMassPt;
191 TH2F **hESDTrueMotherDalitzInvMassPt;
192 TH2F **hESDTrueMotherPi0GGInvMassPt;
193 TH2F **hESDTruePrimaryMotherPi0GGInvMassPt;
194 TH2F **hESDTrueSecondaryMotherPi0GGInvMassPt;
195 TH2F **hESDTruePrimaryMotherInvMassMCPt;
196 TH2F **hESDTruePrimaryMotherInvMassPt;
197 TH2F **hESDTruePrimaryMotherW0WeightingInvMassPt;
198 TH2F **hESDTruePrimaryPi0DalitzESDPtMCPt;
199 TH2F **hESDTrueSecondaryMotherInvMassPt;
200 TH2F **hESDTrueSecondaryMotherFromK0sInvMassPt;
201 TH2F **hESDTrueBckGGInvMassPt;
202 TH2F **hESDTrueBckContInvMassPt;
203 TH2F **hESDTrueMotherGGInvMassPt;
204 TH1F **hESDTrueConvGammaPt;
205 TH1F **hESDTruePositronPt;
206 TH1F **hESDTrueElectronPt;
207 TH1F **hESDTrueSecConvGammaPt;
208 TH1F **hESDTrueSecPositronPt;
209 TH1F **hESDTrueSecElectronPt;
210 TH1F **hESDTruePi0DalitzConvGammaPt;
211 TH1F **hESDTruePi0DalitzPositronPt;
212 TH1F **hESDTruePi0DalitzElectronPt;
213 TH1F **hESDTruePi0DalitzSecConvGammaPt;
214 TH1F **hESDTruePi0DalitzSecPositronPt;
215 TH1F **hESDTruePi0DalitzSecElectronPt;
216 //if(fDoMesonAnalysis){
220 TH1I **hNGoodESDTracks;
221 TH2F **hNGoodESDTracksVsNGoodGammas;
222 TH2F **hNGoodESDTracksVsNGoodVGammas;
223 TProfile **hEtaShift;
226 Double_t *fUnsmearedPx;
227 Double_t *fUnsmearedPy;
228 Double_t *fUnsmearedPz;
229 Double_t *fUnsmearedE;
232 Int_t fNumberOfESDTracks;
233 Int_t fNumberOfESDTrackskBoth;
234 Bool_t fMoveParticleAccordingToVertex;
236 Bool_t fDoMesonAnalysis;
237 Bool_t fDoChicAnalysis;
239 Bool_t fSetProductionVertextoVGamma;
240 Bool_t fIsFromMBHeader;
244 AliAnalysisTaskGammaConvDalitzV1( const AliAnalysisTaskGammaConvDalitzV1& ); // Not implemented
245 AliAnalysisTaskGammaConvDalitzV1& operator=( const AliAnalysisTaskGammaConvDalitzV1& ); // Not implemented
247 ClassDef( AliAnalysisTaskGammaConvDalitzV1, 3 );
250 #endif // ALIANALYSISTASKGAMMACONVDALITZV1_H