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d7d7e825 | 1 | #ifndef ALIANALYSISTASKGAMMACONVERSION_H |
2 | #define ALIANALYSISTASKGAMMACONVERSION_H | |
a0b94e5c | 3 | |
d7d7e825 | 4 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
5 | * See cxx source for full Copyright notice */ | |
6 | ||
7 | //////////////////////////////////////////////// | |
8 | //--------------------------------------------- | |
9 | // Class used to do analysis on conversion pairs | |
10 | //--------------------------------------------- | |
11 | //////////////////////////////////////////////// | |
a0b94e5c | 12 | |
d7d7e825 | 13 | #include "AliAnalysisTaskSE.h" |
14 | #include <vector> | |
15 | #include "AliV0Reader.h" | |
4a6157dc | 16 | //#include "AliCFManager.h" // for CF |
17 | //#include "AliCFContainer.h" // for CF | |
d7d7e825 | 18 | |
4a6157dc | 19 | class AliGammaConversionAODObject; |
d7d7e825 | 20 | class TNtuple; |
21 | class AliGammaConversionHistograms; | |
22 | class AliESDv0; | |
23 | class AliKFParticle; | |
24 | class AliESDInputHandler; | |
25 | class AliESDEvent; | |
26 | class AliAODEvent; | |
a0b94e5c | 27 | class AliMCEvent; |
d7d7e825 | 28 | class TList; |
29 | class AliStack; | |
30 | class AliESDtrackCuts; | |
a0b94e5c | 31 | class AliCFManager; // for CF |
32 | class AliCFContainer; // for CF | |
d7d7e825 | 33 | |
34 | class AliAnalysisTaskGammaConversion : public AliAnalysisTaskSE | |
35 | { | |
a0b94e5c | 36 | |
d7d7e825 | 37 | public: |
38 | AliAnalysisTaskGammaConversion(); | |
39 | AliAnalysisTaskGammaConversion(const char* name); | |
40 | virtual ~AliAnalysisTaskGammaConversion() ;// virtual destructor | |
a0b94e5c | 41 | |
d7d7e825 | 42 | // Implementation of interface methods |
43 | virtual void UserCreateOutputObjects(); | |
44 | virtual void Init(); | |
45 | virtual void LocalInit() {Init();} | |
46 | virtual void Exec(Option_t *option); | |
47 | virtual void Terminate(Option_t *option); | |
48 | virtual void ConnectInputData(Option_t *); | |
a0b94e5c | 49 | |
d7d7e825 | 50 | void ProcessMCData(); |
51 | void ProcessV0sNoCut(); | |
52 | void ProcessV0s(); | |
53 | void ProcessGammasForNeutralMesonAnalysis(); | |
a0b94e5c | 54 | |
55 | // for CF | |
4a6157dc | 56 | void SetCFManager(AliCFManager * const io) {fCFManager = io;}; |
a0b94e5c | 57 | AliCFManager *GetCFManager() const {return fCFManager;} |
58 | ||
59 | ||
d7d7e825 | 60 | // AOD |
61 | TString GetAODBranchName() const {return fAODBranchName;} | |
62 | void SetAODBranchName(TString name) {fAODBranchName = name ;} | |
63 | void FillAODWithConversionGammas(); | |
64 | // end AOD | |
a0b94e5c | 65 | |
66 | ||
67 | // for GammaJetAnalysis | |
d7d7e825 | 68 | void ProcessGammasForGammaJetAnalysis(); |
69 | void CreateListOfChargedParticles(); | |
6c84d371 | 70 | Double_t GetMinimumDistanceToCharge(Int_t indexHighestPtGamma); |
71 | void CalculateJetCone(Int_t gammaIndex); | |
d7d7e825 | 72 | Int_t GetIndexHighestPtGamma(); |
73 | void SetESDtrackCuts(); | |
74 | // end of Gamma Jet | |
a0b94e5c | 75 | |
d7d7e825 | 76 | void SetMinPtForGammaJet(Double_t minPtForGammaJet){fMinPtForGammaJet=minPtForGammaJet;} |
77 | void SetMinIsoConeSize(Double_t minIsoConeSize){fMinIsoConeSize=minIsoConeSize;} | |
78 | void SetMinPtIsoCone(Double_t minPtIsoCone){fMinPtIsoCone=minPtIsoCone;} | |
79 | void SetMinPtGamChargedCorr(Double_t minPtGamChargedCorr){fMinPtGamChargedCorr=minPtGamChargedCorr;} | |
80 | void SetMinPtJetCone(Double_t minPtJetCone){fMinPtJetCone=minPtJetCone;} | |
9640a3d1 | 81 | |
82 | void SetLowPtMapping(Double_t lowPtMapping){fLowPtMapping=lowPtMapping;} | |
83 | void SetHighPtMapping(Double_t highPtMapping){fHighPtMapping=highPtMapping;} | |
84 | ||
a0b94e5c | 85 | |
d7d7e825 | 86 | void SetHistograms(AliGammaConversionHistograms *const histograms){fHistograms=histograms;} |
87 | void SetDoMCTruth(Bool_t flag){fDoMCTruth=flag;} | |
88 | void SetDoNeutralMeson(Bool_t flag){fDoNeutralMeson=flag;} | |
89 | void SetDoJet(Bool_t flag){fDoJet=flag;} | |
90 | void SetDoChic(Bool_t flag){fDoChic=flag;} | |
a0b94e5c | 91 | |
d7d7e825 | 92 | void SetElectronMass(Double_t electronMass){fElectronMass = electronMass;} |
93 | void SetGammaMass(Double_t gammaMass){fGammaMass = gammaMass;} | |
94 | void SetGammaWidth(Double_t gammaWidth){fGammaWidth = gammaWidth;} | |
95 | void SetPi0Mass(Double_t pi0Mass){fPi0Mass = pi0Mass;} | |
96 | void SetPi0Width(Double_t pi0Width){fPi0Width = pi0Width;} | |
97 | void SetEtaMass(Double_t etaMass){fEtaMass = etaMass;} | |
98 | void SetEtaWidth(Double_t etaWidth){fEtaWidth = etaWidth;} | |
99 | void SetMinOpeningAngleGhostCut(Double_t ghostCut){fMinOpeningAngleGhostCut = ghostCut;} | |
100 | void SetV0Reader(AliV0Reader* const reader){fV0Reader=reader;} | |
101 | void SetCalculateBackground(Bool_t bg){fCalculateBackground=bg;} | |
102 | void CalculateBackground(); | |
103 | void SetWriteNtuple(Bool_t writeNtuple){fWriteNtuple = writeNtuple;} | |
104 | void FillNtuple(); | |
105 | Double_t GetMCOpeningAngle(TParticle* const daughter0, TParticle* const daughter1) const; | |
106 | void CheckV0Efficiency(); | |
a0b94e5c | 107 | |
108 | ||
d7d7e825 | 109 | //////////////////Chi_c Analysis//////////////////////////// |
110 | void GetPID(AliESDtrack *track, Stat_t &pid, Stat_t &weight); | |
111 | double GetSigmaToVertex(AliESDtrack* t); | |
6c84d371 | 112 | void ElectronBackground(TString hBg, TClonesArray e); |
113 | void FillAngle(TString histoName,TClonesArray const tlVeNeg, TClonesArray const tlVePos); | |
114 | void FillElectronInvMass(TString histoName, TClonesArray const negativeElectron, TClonesArray const positiveElectron); | |
115 | void FillGammaElectronInvMass(TString histoMass,TString histoDiff, TClonesArray const fKFGammas, TClonesArray const tlVeNeg,TClonesArray const tlVePos); | |
116 | void CleanWithAngleCuts(TClonesArray const negativeElectrons, TClonesArray const positiveElectrons, TClonesArray const gammas); | |
117 | TClonesArray GetTLorentzVector(TClonesArray* esdTrack); | |
d7d7e825 | 118 | void ProcessGammaElectronsForChicAnalysis(); |
119 | /////////////////////////////////////////////////////////////// | |
1e7846f4 | 120 | |
121 | void SetDoCF(Bool_t flag){fDoCF = flag;} | |
a0b94e5c | 122 | |
d7d7e825 | 123 | private: |
124 | AliAnalysisTaskGammaConversion(const AliAnalysisTaskGammaConversion&); // Not implemented | |
125 | AliAnalysisTaskGammaConversion& operator=(const AliAnalysisTaskGammaConversion&); // Not implemented | |
a0b94e5c | 126 | |
4a6157dc | 127 | // for CF |
128 | enum{ | |
129 | kStepGenerated = 0, | |
130 | kStepReconstructable = 1, | |
131 | kStepLikeSign = 2, | |
132 | kStepTPCRefit = 3, | |
133 | kStepKinks = 4, | |
134 | kStepGetOnFly = 5, | |
135 | kStepNContributors = 6, | |
136 | kStepTPCPID = 7, | |
137 | kStepR = 8, | |
138 | kStepLine = 9, | |
139 | kStepZ = 10, | |
140 | kStepNDF = 11, | |
141 | kStepChi2 = 12, | |
142 | kStepEta = 13, | |
143 | kStepPt = 14 | |
144 | }; | |
145 | ||
d7d7e825 | 146 | AliV0Reader* fV0Reader; // The V0 reader object |
a0b94e5c | 147 | |
d7d7e825 | 148 | AliStack * fStack; // pointer to the MC particle stack |
a0b94e5c | 149 | AliMCEventHandler *fMCTruth; // for CF pointer to MCTruth |
4a6157dc | 150 | AliMCEvent *fGCMCEvent; // for CF pointer to the MC Event |
d7d7e825 | 151 | AliESDEvent* fESDEvent; //pointer to the ESDEvent |
a0b94e5c | 152 | TList * fOutputContainer; // Histogram container |
153 | AliCFManager *fCFManager; // for CF | |
154 | // AliCFContainer *container; // for CF | |
d7d7e825 | 155 | |
a0b94e5c | 156 | |
157 | ||
d7d7e825 | 158 | AliGammaConversionHistograms *fHistograms; // Pointer to the histogram handling class |
a0b94e5c | 159 | |
d7d7e825 | 160 | Bool_t fDoMCTruth; // Flag to switch on/off MC truth |
6c84d371 | 161 | Bool_t fDoNeutralMeson; // flag |
162 | Bool_t fDoJet; // flag | |
163 | Bool_t fDoChic; // flag | |
a0b94e5c | 164 | |
6c84d371 | 165 | TClonesArray * fKFReconstructedGammasTClone; //! transient |
166 | TClonesArray * fCurrentEventPosElectronTClone; //! transient | |
167 | TClonesArray * fCurrentEventNegElectronTClone; //! transient | |
168 | TClonesArray * fKFReconstructedGammasCutTClone; //! transient | |
169 | TClonesArray * fPreviousEventTLVNegElectronTClone; //! transient | |
170 | TClonesArray * fPreviousEventTLVPosElectronTClone; //! transient | |
a0b94e5c | 171 | |
6c84d371 | 172 | // vector<AliKFParticle> fKFReconstructedGammas; // vector containing all reconstructed gammas |
d7d7e825 | 173 | vector<Int_t> fElectronv1; // vector containing index of electron 1 |
174 | vector<Int_t> fElectronv2; // vector containing index of electron 2 | |
a0b94e5c | 175 | |
d7d7e825 | 176 | ///////Chi_c Analysis/////////////////////////// |
6c84d371 | 177 | // vector<AliESDtrack*> fCurrentEventPosElectron; // comment here |
178 | // vector<AliESDtrack*> fCurrentEventNegElectron; // comment here | |
179 | // vector<AliKFParticle> fKFReconstructedGammasCut; // comment here | |
180 | // vector<TLorentzVector> fPreviousEventTLVNegElectron; // comment here | |
181 | // vector<TLorentzVector> fPreviousEventTLVPosElectron; // comment here | |
d7d7e825 | 182 | ////////////////////////////////////////////////// |
a0b94e5c | 183 | |
d7d7e825 | 184 | //mass defines |
185 | Double_t fElectronMass; //electron mass | |
186 | Double_t fGammaMass; //gamma mass | |
187 | Double_t fPi0Mass; //pi0mass | |
188 | Double_t fEtaMass; //eta mass | |
a0b94e5c | 189 | |
d7d7e825 | 190 | // width defines |
191 | Double_t fGammaWidth; //gamma width cut | |
192 | Double_t fPi0Width; // pi0 width cut | |
193 | Double_t fEtaWidth; // eta width cut | |
a0b94e5c | 194 | |
d7d7e825 | 195 | Double_t fMinOpeningAngleGhostCut; // minimum angle cut |
a0b94e5c | 196 | |
d7d7e825 | 197 | AliESDtrackCuts* fEsdTrackCuts; // Object containing the parameters of the esd track cuts |
a0b94e5c | 198 | |
d7d7e825 | 199 | Bool_t fCalculateBackground; //flag to set backgrount calculation on/off |
200 | Bool_t fWriteNtuple; // flag to set if writing to ntuple on/off | |
201 | TNtuple *fGammaNtuple; // Ntuple for gamma values | |
202 | TNtuple *fNeutralMesonNtuple;// NTuple for mesons | |
a0b94e5c | 203 | |
d7d7e825 | 204 | Int_t fTotalNumberOfAddedNtupleEntries; // number of added ntuple entries |
a0b94e5c | 205 | |
6c84d371 | 206 | TClonesArray* fChargedParticles; //! transient |
207 | vector<Int_t> fChargedParticlesId; //! transient | |
a0b94e5c | 208 | |
6c84d371 | 209 | Double_t fGammaPtHighest; //! transient |
210 | Double_t fMinPtForGammaJet; //! transient | |
211 | Double_t fMinIsoConeSize; //! transient | |
212 | Double_t fMinPtIsoCone; //! transient | |
213 | Double_t fMinPtGamChargedCorr; //! transient | |
214 | Double_t fMinPtJetCone; //! transient | |
215 | Int_t fLeadingChargedIndex; //! transient | |
1e7846f4 | 216 | Double_t fLowPtMapping; //! transient |
217 | Double_t fHighPtMapping; //! transient | |
218 | Bool_t fDoCF; //! transient | |
a0b94e5c | 219 | |
d7d7e825 | 220 | TClonesArray* fAODBranch ; //! selected particles branch |
221 | TString fAODBranchName; // New AOD branch name | |
a0b94e5c | 222 | |
6c84d371 | 223 | // TClonesArray *fAODObjects; |
a0b94e5c | 224 | |
1e7846f4 | 225 | ClassDef(AliAnalysisTaskGammaConversion, 5); // Analysis task for gamma conversions |
d7d7e825 | 226 | }; |
a0b94e5c | 227 | |
d7d7e825 | 228 | #endif //ALIANALYSISTASKGAMMA_H |