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6a213b59 | 1 | #ifndef AliAnalysisVertexingHF_H |
2 | #define AliAnalysisVertexingHF_H | |
3 | /* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | //------------------------------------------------------------------------- | |
7 | // Class AliAnalysisVertexingHF | |
8 | // Reconstruction of heavy-flavour decay candidates | |
9 | // | |
10 | // Origin: E.Bruna, G.E.Bruno, A.Dainese, F.Prino, R.Romita | |
b056c5e3 | 11 | // Contact: andrea.dainese@lnl.infn.it |
6a213b59 | 12 | //------------------------------------------------------------------------- |
13 | ||
14 | #include <TNamed.h> | |
15 | #include <TTree.h> | |
5e6f195c | 16 | #include "AliESDEvent.h" |
6a213b59 | 17 | #include "AliESDVertex.h" |
b82f6d67 | 18 | #include "AliAODVertex.h" |
6a213b59 | 19 | #include "AliAODRecoDecayHF.h" |
20 | #include "AliAODRecoDecayHF2Prong.h" | |
21 | #include "AliAODRecoDecayHF3Prong.h" | |
22 | #include "AliAODRecoDecayHF4Prong.h" | |
23 | ||
24 | //----------------------------------------------------------------------------- | |
25 | class AliAnalysisVertexingHF : public TNamed { | |
26 | public: | |
27 | // | |
28 | AliAnalysisVertexingHF(); | |
13977a79 | 29 | AliAnalysisVertexingHF(const AliAnalysisVertexingHF& source); |
30 | AliAnalysisVertexingHF& operator=(const AliAnalysisVertexingHF& source); | |
6a213b59 | 31 | virtual ~AliAnalysisVertexingHF(); |
32 | ||
b056c5e3 | 33 | void FindCandidatesESDtoAOD(AliESDEvent *esd, |
34 | TClonesArray *aodVerticesHFTClArr, | |
35 | TClonesArray *aodD0toKpiTClArr, | |
36 | TClonesArray *aodJPSItoEleTClArr, | |
37 | TClonesArray *aodCharm3ProngTClArr, | |
38 | TClonesArray *aodCharm4ProngTClArr); | |
260836a9 | 39 | void FindCandidates(AliESDEvent *esd,TTree *treeout[]); |
5e6f195c | 40 | AliAODRecoDecayHF2Prong* Make2Prong(TObjArray *twoTrackArray1,AliESDEvent *esd, |
6a213b59 | 41 | AliESDVertex *vertexp1n1,Double_t dcap1n1, |
42 | Bool_t &okD0,Bool_t &okJPSI) const; | |
5e6f195c | 43 | AliAODRecoDecayHF3Prong* Make3Prong(TObjArray *threeTrackArray,AliESDEvent *esd, |
6a213b59 | 44 | AliESDVertex *vertexp1n1, |
45 | AliESDVertex *vertexp2n1, | |
46 | Double_t dcap1n1,Double_t dcap2n1,Double_t dcap1p2, | |
47 | Bool_t &ok3Prong) const; | |
5e6f195c | 48 | AliAODRecoDecayHF4Prong* Make4Prong(TObjArray *fourTrackArray,AliESDEvent *esd, |
6a213b59 | 49 | AliESDVertex *vertexp1n1, |
50 | AliESDVertex *vertexp2n1, | |
51 | Double_t dcap1n1,Double_t dcap1n2, | |
52 | Double_t dcap2n1, | |
53 | Bool_t &ok4Prong) const; | |
54 | ||
55 | ||
56 | void SetDebug(Int_t debug=0) {fDebug=debug;} | |
57 | void PrintStatus() const; | |
b056c5e3 | 58 | void SetUseTRef() { fUseTRef=kTRUE; } |
b82f6d67 | 59 | void SetSecVtxWithKF() { fSecVtxWithKF=kTRUE; } |
6a213b59 | 60 | void SetD0toKpiOn() { fD0toKpi=kTRUE; } |
61 | void SetD0toKpiOff() { fD0toKpi=kFALSE; } | |
62 | void SetJPSItoEleOn() { fJPSItoEle=kTRUE; } | |
63 | void SetJPSItoEleOff() { fJPSItoEle=kFALSE; } | |
64 | void Set3ProngOn() { f3Prong=kTRUE; } | |
65 | void Set3ProngOff() { f3Prong=kFALSE; } | |
66 | void Set4ProngOn() { f4Prong=kTRUE; } | |
67 | void Set4ProngOff() { f4Prong=kFALSE; } | |
b056c5e3 | 68 | Bool_t GetD0toKpi() { return fD0toKpi; } |
69 | Bool_t GetJPSItoEle() { return fJPSItoEle; } | |
70 | Bool_t Get3Prong() { return f3Prong; } | |
71 | Bool_t Get4Prong() { return f4Prong; } | |
6a213b59 | 72 | void SetRecoPrimVtxSkippingTrks() |
73 | { fRecoPrimVtxSkippingTrks=kTRUE; fRmTrksFromPrimVtx=kFALSE;} | |
74 | void SetRmTrksFromPrimVtx() | |
75 | {fRmTrksFromPrimVtx=kTRUE; fRecoPrimVtxSkippingTrks=kFALSE; } | |
76 | void SetITSrefitRequired() { fITSrefit=kTRUE; } | |
77 | void SetITSrefitNotRequired() { fITSrefit=kFALSE; } | |
78 | void SetBothSPDRequired() { fBothSPD=kTRUE; } | |
79 | void SetBothSPDNotRequired() {fBothSPD=kFALSE;} | |
80 | void SetMinITSCls(Int_t n=6) { fMinITSCls=n; } | |
81 | void SetMinPtCut(Double_t pt=0.) { fMinPtCut=pt; } | |
82 | void SetMind0Cut(Double_t d0=0.) { fMind0rphiCut=d0; } | |
83 | void SetD0toKpiCuts(Double_t cut0=1000.,Double_t cut1=100000., | |
84 | Double_t cut2=1.1,Double_t cut3=0.,Double_t cut4=0., | |
85 | Double_t cut5=100000.,Double_t cut6=100000., | |
86 | Double_t cut7=100000000.,Double_t cut8=-1.1); | |
87 | void SetD0toKpiCuts(const Double_t cuts[9]); | |
88 | void SetBtoJPSICuts(Double_t cut0=1000.,Double_t cut1=100000., | |
89 | Double_t cut2=1.1,Double_t cut3=0.,Double_t cut4=0., | |
90 | Double_t cut5=100000.,Double_t cut6=100000., | |
91 | Double_t cut7=100000000.,Double_t cut8=-1.1); | |
92 | void SetBtoJPSICuts(const Double_t cuts[9]); | |
93 | void SetDplusCuts(Double_t cut0=1000.,Double_t cut1=0., | |
94 | Double_t cut2=0.,Double_t cut3=0.,Double_t cut4=0., | |
95 | Double_t cut5=0.,Double_t cut6=10000000000., | |
96 | Double_t cut7=0.,Double_t cut8=0., | |
97 | Double_t cut9=-1.1,Double_t cut10=0., | |
98 | Double_t cut11=0.); | |
99 | void SetDplusCuts(const Double_t cuts[12]); | |
b82f6d67 | 100 | void SetDsCuts(Double_t cut0=0.); |
101 | void SetDsCuts(const Double_t cuts[1]); | |
102 | void SetLcCuts(Double_t cut0=0.); | |
103 | void SetLcCuts(const Double_t cuts[1]); | |
6a213b59 | 104 | // |
105 | private: | |
106 | // | |
b82f6d67 | 107 | Double_t fBzkG; // z componenent of field in kG |
108 | ||
109 | Bool_t fSecVtxWithKF; // if kTRUE use KF vertexer, else AliVertexerTracks | |
110 | ||
b056c5e3 | 111 | Bool_t fUseTRef; // use TRef to store in the AOD |
112 | ||
6a213b59 | 113 | Bool_t fRecoPrimVtxSkippingTrks; // flag for primary vertex reco on the fly |
114 | // for each candidate, w/o its daughters | |
115 | Bool_t fRmTrksFromPrimVtx; // flag for fast removal of daughters from | |
116 | // the primary vertex | |
117 | ||
118 | AliESDVertex *fV1; // primary vertex | |
119 | ||
120 | Int_t fDebug; // enable verbose mode | |
121 | ||
122 | // flag to enable candidates production | |
123 | Bool_t fD0toKpi; | |
124 | Bool_t fJPSItoEle; | |
125 | Bool_t f3Prong; | |
126 | Bool_t f4Prong; | |
127 | ||
128 | // single-track cuts | |
129 | Bool_t fITSrefit; // require kITSrefit | |
130 | Bool_t fBothSPD; // require both SPD layers | |
131 | Int_t fMinITSCls; // minimum number of ITS clusters | |
132 | Double_t fMinPtCut; // minimum track pt [GeV/c] | |
133 | Double_t fMind0rphiCut; // minimum track |rphi impact parameter| [cm] | |
134 | // candidates cuts | |
135 | Double_t fD0toKpiCuts[9]; // cuts on D0->Kpi candidates | |
136 | // (to be passed to AliAODRecoDecayHF2Prong::SelectD0()) | |
137 | // 0 = inv. mass half width [GeV] | |
138 | // 1 = dca [cm] | |
139 | // 2 = cosThetaStar | |
140 | // 3 = pTK [GeV/c] | |
141 | // 4 = pTPi [GeV/c] | |
142 | // 5 = d0K [cm] upper limit! | |
143 | // 6 = d0Pi [cm] upper limit! | |
144 | // 7 = d0d0 [cm^2] | |
145 | // 8 = cosThetaPoint | |
146 | Double_t fBtoJPSICuts[9]; // cuts on JPSI candidates | |
147 | // (to be passed to AliAODRecoDecayHF2Prong::SelectBtoJPSI()) | |
148 | // 0 = inv. mass half width [GeV] | |
149 | // 1 = dca [cm] | |
150 | // 2 = cosThetaStar (negative electron) | |
151 | // 3 = pTP [GeV/c] | |
152 | // 4 = pTN [GeV/c] | |
153 | // 5 = d0O [cm] upper limit! | |
154 | // 6 = d0N [cm] upper limit! | |
155 | // 7 = d0d0 [cm^2] | |
156 | // 8 = cosThetaPoint | |
157 | Double_t fDplusCuts[12]; // cuts on Dplus candidates | |
158 | // (to be passed to AliAODRecoDecayHF2Prong::SelectDplus()) | |
159 | // 0 = inv. mass half width [GeV] | |
160 | // 1 = pTK [GeV/c] | |
161 | // 2 = pTPi [GeV/c] | |
162 | // 3 = d0K [cm] lower limit! | |
163 | // 4 = d0Pi [cm] lower limit! | |
164 | // 5 = dist12 (cm) | |
165 | // 6 = sigmavert (cm) | |
166 | // 7 = dist prim-sec (cm) | |
167 | // 8 = pM=Max{pT1,pT2,pT3} (GeV/c) | |
168 | // 9 = cosThetaPoint | |
169 | // 10 = Sum d0^2 (cm^2) | |
170 | // 11 = dca cut (cm) | |
b82f6d67 | 171 | Double_t fDsCuts[1]; // cuts on Ds candidates |
172 | // (to be passed to AliAODRecoDecayHF2Prong::SelectDs()) | |
173 | // 0 = inv. mass half width [GeV] | |
174 | Double_t fLcCuts[1]; // cuts on Lambdac candidates | |
175 | // (to be passed to AliAODRecoDecayHF2Prong::SelectLc()) | |
176 | // 0 = inv. mass half width [GeV] | |
6a213b59 | 177 | |
178 | // | |
5e6f195c | 179 | AliESDVertex* OwnPrimaryVertex(Int_t ntrks,TObjArray *trkArray,AliESDEvent *esd) const; |
6a213b59 | 180 | Bool_t SelectInvMass(Int_t decay,Int_t nprongs, |
181 | Double_t *px,Double_t *py,Double_t *pz) const; | |
5e6f195c | 182 | void SelectTracks(AliESDEvent *esd, |
6a213b59 | 183 | TObjArray &trksP,Int_t &nTrksP, |
184 | TObjArray &trksN,Int_t &nTrksN) const; | |
185 | void SetPrimaryVertex(AliESDVertex* v1) { fV1 = v1; } | |
b82f6d67 | 186 | Bool_t SingleTrkCuts(AliESDtrack& trk) const; |
187 | AliESDVertex* ReconstructSecondaryVertex(TObjArray *trkArray) const; | |
6a213b59 | 188 | // |
b82f6d67 | 189 | ClassDef(AliAnalysisVertexingHF,2) // Reconstruction of HF decay candidates |
6a213b59 | 190 | }; |
191 | ||
192 | ||
193 | #endif | |
194 | ||
195 | ||
196 | ||
197 | ||
198 | ||
199 | ||
200 | ||
201 |