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1 | #ifndef ALIANABTAG_H\r | |
2 | #define ALIANABTAG_H\r | |
3 | /* Copyright(c) 1998-2010, ALICE Experiment at CERN, All rights reserved. *\r | |
4 | * See cxx source for full Copyright notice */\r | |
5 | /* $Id: $ */\r | |
6 | \r | |
7 | //_________________________________________________________________________\r | |
8 | //\r | |
9 | // Class for the electron identification and B-tagging.\r | |
10 | // Clusters from EMCAL matched to tracks are selected \r | |
11 | // and kept in the AOD. Few histograms produced.\r | |
12 | //\r | |
13 | \r | |
14 | //-- Author T.R.P-R.Aronsson, J.Klay\r | |
15 | \r | |
16 | // --- ROOT system ---\r | |
17 | class TH2F ;\r | |
18 | class TString ;\r | |
19 | class TNtuple ;\r | |
20 | class TH3F;\r | |
21 | \r | |
22 | // --- ANALYSIS system ---\r | |
23 | #include "AliAnaPartCorrBaseClass.h"\r | |
24 | \r | |
25 | class AliAODMCParticle;\r | |
26 | class AliCaloTrackReader;\r | |
27 | class AliAODTrack;\r | |
28 | class TList ;\r | |
29 | \r | |
30 | class AliAnaBtag : public AliAnaPartCorrBaseClass {\r | |
31 | \r | |
32 | public: \r | |
33 | AliAnaBtag() ; // default ctor\r | |
34 | virtual ~AliAnaBtag() ; //virtual dtor\r | |
35 | private:\r | |
36 | AliAnaBtag(const AliAnaBtag & g) ; // cpy ctor\r | |
37 | AliAnaBtag & operator = (const AliAnaBtag & g) ;//cpy assignment\r | |
38 | \r | |
39 | public:\r | |
40 | \r | |
41 | TList * GetCreateOutputObjects();\r | |
42 | \r | |
43 | //Main functions\r | |
44 | void Init();\r | |
45 | void MakeAnalysisFillAOD() ;\r | |
46 | void MakeAnalysisFillHistograms() ; \r | |
47 | \r | |
48 | //B-tagging\r | |
49 | Int_t GetDVMBtag(AliAODTrack * tr);//Main tagger\r | |
50 | \r | |
51 | //Temporary local method to get DCA\r | |
52 | Bool_t GetDCA(const AliAODTrack* tr,Double_t imp[2], Double_t cov[3]);\r | |
53 | Bool_t PhotonicV0(Int_t trackId); //check with V0 list\r | |
54 | \r | |
55 | //used with the jet tracks to tag bjets\r | |
56 | Bool_t CheckIfBjet(const AliAODTrack* track);\r | |
57 | Bool_t IsMcBJet(Double_t x, Double_t y);\r | |
58 | Bool_t IsMcDJet(Double_t x, Double_t y);\r | |
59 | \r | |
60 | void Print(const Option_t * opt)const;\r | |
61 | \r | |
62 | TString GetCalorimeter() const {return fCalorimeter ; }\r | |
63 | Double_t GetpOverEmin() const {return fpOverEmin ; }\r | |
64 | Double_t GetpOverEmax() const {return fpOverEmax ; }\r | |
65 | \r | |
66 | Double_t GetDrCut() const { return fDrCut; }\r | |
67 | Double_t GetPairDcaCut() const { return fPairDcaCut; }\r | |
68 | Double_t GetDecayLenCut() const { return fDecayLenCut; }\r | |
69 | Double_t GetImpactCut() const { return fImpactCut; }\r | |
70 | Double_t GetAssocPtCut() const { return fAssocPtCut; }\r | |
71 | Double_t GetMassCut() const { return fMassCut; }\r | |
72 | Double_t GetSdcaCut() const { return fSdcaCut; }\r | |
73 | Int_t GetITSCut() const { return fITSCut; }\r | |
74 | Int_t GetNTagTrackCut() const { return fNTagTrkCut; }\r | |
75 | Double_t GetIPSigCut() const { return fIPSigCut; }\r | |
76 | Double_t GetMinClusEne() const { return fMinClusEne; }\r | |
77 | \r | |
78 | void SetCalorimeter(TString det) {fCalorimeter = det ; }\r | |
79 | void SetpOverEmin(Double_t min) {fpOverEmin = min ; }\r | |
80 | void SetpOverEmax(Double_t max) {fpOverEmax = max ; }\r | |
81 | void SetResidualCut(Double_t cut) {fResidualCut = cut ; }\r | |
82 | \r | |
83 | void SetDrCut(Double_t dr) { fDrCut = dr; }\r | |
84 | void SetPairDcaCut(Double_t pdca) { fPairDcaCut = pdca; }\r | |
85 | void SetDecayLenCut(Double_t dlen) { fDecayLenCut = dlen; }\r | |
86 | void SetImpactCut(Double_t imp) { fImpactCut = imp; }\r | |
87 | void SetAssocPtCut(Double_t pt) { fAssocPtCut = pt; }\r | |
88 | void SetMassCut(Double_t mass) { fMassCut = mass; }\r | |
89 | void SetSdcaCut(Double_t sdca) { fSdcaCut = sdca; }\r | |
90 | void SetITSCut(Int_t its) { fITSCut = its; }\r | |
91 | void SetNTagTrackCut(Int_t ntr) { fNTagTrkCut = ntr; }\r | |
92 | void SetIPSigCut(Double_t ips) { fIPSigCut = ips; }\r | |
93 | void SetMinClusEne(Double_t ene) { fMinClusEne = ene; }\r | |
94 | \r | |
95 | void InitParameters();\r | |
96 | void Terminate(TList * outputList);\r | |
97 | \r | |
98 | private:\r | |
99 | //For DVM B-tag method\r | |
100 | Double_t ComputeSignDca(AliAODTrack *track, AliAODTrack *track2, float cut1, double pdcacut);\r | |
101 | \r | |
102 | //Int_t GetMCSource(Int_t mctag);\r | |
103 | AliAODMCParticle* GetMCParticle(Int_t part);\r | |
104 | \r | |
105 | \r | |
106 | private:\r | |
107 | TString fCalorimeter; //! Which detector? EMCAL or PHOS\r | |
108 | Double_t fpOverEmin; //! Minimum p/E value for Electrons\r | |
109 | Double_t fpOverEmax; //! Maximum p/E value for Electrons\r | |
110 | Double_t fResidualCut; //! Track-cluster matching distance\r | |
111 | Double_t fMinClusEne; //! Min clus energy for matching\r | |
112 | \r | |
113 | //DVM B-tagging\r | |
114 | Double_t fDrCut; //max dR\r | |
115 | Double_t fPairDcaCut; //max pair-DCA\r | |
116 | Double_t fDecayLenCut; //max 3d-decaylength\r | |
117 | Double_t fImpactCut; //max track impact param\r | |
118 | Double_t fAssocPtCut; //min associated pt\r | |
119 | Double_t fMassCut; //min Minv cut\r | |
120 | Double_t fSdcaCut; //min signDca\r | |
121 | Int_t fITSCut; //min ITS hits (both)\r | |
122 | //IP Sig B-tagging\r | |
123 | Int_t fNTagTrkCut; //min number of tracks required for IP sig tag\r | |
124 | Double_t fIPSigCut; //min IP significance cut\r | |
125 | \r | |
126 | Double_t fJetEtaCut; //max eta for jets\r | |
127 | Double_t fJetPhiMin; //min phi for jets\r | |
128 | Double_t fJetPhiMax; //max phi for jets\r | |
129 | \r | |
130 | \r | |
131 | \r | |
132 | //Histograms\r | |
133 | TH1F * fhEmcalElectrons; //All electrons, as id:ed by EMCAL\r | |
134 | TH1F * fhTRDElectrons; //Electrons from TRD\r | |
135 | TH1F * fhTPCElectrons; //Electrons from TPC\r | |
136 | TH1F * fhDVM1; //initial b-tag dvm1\r | |
137 | TH1F * fhDVM2; //initial b-tag dvm2 \r | |
138 | TH2F * fhJets; //All jets 2d\r | |
139 | TH2F * fhJetsAllEtaPhi; //Eta phi for all jets\r | |
140 | TH2F * fhJetsLeadingBElectronEtaPhi; //deta dphi btw leading jet and bele\r | |
141 | TH2F * fhDVM1EtaPhi; //eta phi for b-electrons\r | |
142 | TH2F * fhBJetElectronDetaDphi; //eta phi for jet with b-electrons\r | |
143 | TH1F * fhClusterEnergy; //cluster E of EMCAL\r | |
144 | TH1F * fhTestalle; //Temp histo for EMCAL cluster energy\r | |
145 | TH1F * fhResidual; //Residuals from trackmatching\r | |
146 | \r | |
147 | //Analysis of electrons\r | |
148 | TH2F * fhElectrons;\r | |
149 | //Analysis for tracks from esd/aod\r | |
150 | TH2F * fhTracks;\r | |
151 | \r | |
152 | \r | |
153 | ClassDef(AliAnaBtag,2)\r | |
154 | \r | |
155 | } ;\r | |
156 | \r | |
157 | \r | |
158 | #endif//ALIANABTAG_H\r | |
159 | \r | |
160 | \r | |
161 | \r |