]> git.uio.no Git - u/mrichter/AliRoot.git/blame - PWG3/vertexingHF/AliAnalysisVertexingHF.h
git://git.uio.no / u / mrichter / AliRoot.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
AddTaskDplus adapted to central train (Zaida, Renu)
[u/mrichter/AliRoot.git] / PWG3 / vertexingHF / AliAnalysisVertexingHF.h
CommitLineData
c4cdf105 1#ifndef ALIANALYSISVERTEXINGHF_H
2#define ALIANALYSISVERTEXINGHF_H
6a213b59 3/* Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
27de2dfb 6/* $Id$ */
7
6a213b59 8//-------------------------------------------------------------------------
9// Class AliAnalysisVertexingHF
10// Reconstruction of heavy-flavour decay candidates
11//
2ff20727 12// Origin: E.Bruna, G.E.Bruno, A.Dainese, F.Prino, R.Romita, X.M.Zhang
a25935a9 13// Contact: andrea.dainese@pd.infn.it
6a213b59 14//-------------------------------------------------------------------------
15
16#include <TNamed.h>
6a213b59 17
a9b75906 18class TList;
c4cdf105 19class AliESDVertex;
e0732246 20class AliAODRecoDecay;
c4cdf105 21class AliAODRecoDecayHF;
22class AliAODRecoDecayHF2Prong;
23class AliAODRecoDecayHF3Prong;
24class AliAODRecoDecayHF4Prong;
25class AliAODRecoCascadeHF;
26class AliAnalysisFilter;
939850df 27class AliRDHFCuts;
f3014dc3 28class AliRDHFCutsD0toKpi;
e3d40058 29class AliRDHFCutsJpsitoee;
30class AliRDHFCutsDplustoKpipi;
31class AliRDHFCutsDstoKKpi;
32class AliRDHFCutsLctopKpi;
a07ad8e0 33class AliRDHFCutsLctoV0;
e3d40058 34class AliRDHFCutsD0toKpipipi;
da6fefc3 35class AliRDHFCutsDStartoKpipi;
dcb444c9 36class AliESDtrack;
37class AliVEvent;
38class AliAODVertex;
a07ad8e0 39class AliESDv0;
40class AliAODv0;
dcb444c9 41
6a213b59 42//-----------------------------------------------------------------------------
43class AliAnalysisVertexingHF : public TNamed {
44 public:
45 //
46 AliAnalysisVertexingHF();
13977a79 47 AliAnalysisVertexingHF(const AliAnalysisVertexingHF& source);
48 AliAnalysisVertexingHF& operator=(const AliAnalysisVertexingHF& source);
6a213b59 49 virtual ~AliAnalysisVertexingHF();
50
dcb444c9 51 void FindCandidates(AliVEvent *event,
52 TClonesArray *aodVerticesHFTClArr,
53 TClonesArray *aodD0toKpiTClArr,
54 TClonesArray *aodJPSItoEleTClArr,
55 TClonesArray *aodCharm3ProngTClArr,
2ff20727 56 TClonesArray *aodCharm4ProngTClArr,
dc963de9 57 TClonesArray *aodDstarTClArr,
a07ad8e0 58 TClonesArray *aodCascadesTClArr,
423fb9ae 59 TClonesArray *aodLikeSign2ProngTClArr,
60 TClonesArray *aodLikeSign3ProngTClArr);
dcb444c9 61
a9b75906 62 TList* FillListOfCuts();
37fc73f1 63 void FixReferences(AliAODEvent *aod);
6a213b59 64 void PrintStatus() const;
b82f6d67 65 void SetSecVtxWithKF() { fSecVtxWithKF=kTRUE; }
6a213b59 66 void SetD0toKpiOn() { fD0toKpi=kTRUE; }
67 void SetD0toKpiOff() { fD0toKpi=kFALSE; }
68 void SetJPSItoEleOn() { fJPSItoEle=kTRUE; }
69 void SetJPSItoEleOff() { fJPSItoEle=kFALSE; }
70 void Set3ProngOn() { f3Prong=kTRUE; }
71 void Set3ProngOff() { f3Prong=kFALSE; }
72 void Set4ProngOn() { f4Prong=kTRUE; }
73 void Set4ProngOff() { f4Prong=kFALSE; }
2ff20727 74 void SetDstarOn() { fDstar=kTRUE; }
75 void SetDstarOff() { fDstar=kFALSE; }
a07ad8e0 76 void SetCascadesOn() { fCascades=kTRUE; }
77 void SetCascadesOff() { fCascades=kFALSE; }
dc963de9 78 void SetLikeSignOn() { fLikeSign=kTRUE; }
79 void SetLikeSignOff() { fLikeSign=kFALSE; }
a25935a9 80 void SetMixEventOn() { fMixEvent=kTRUE; }
81 void SetMixEventOff() { fMixEvent=kFALSE; }
82 void SetInputAOD() { fInputAOD=kTRUE; }
c4cdf105 83 Bool_t GetD0toKpi() const { return fD0toKpi; }
84 Bool_t GetJPSItoEle() const { return fJPSItoEle; }
85 Bool_t Get3Prong() const { return f3Prong; }
86 Bool_t Get4Prong() const { return f4Prong; }
87 Bool_t GetDstar() const { return fDstar; }
a07ad8e0 88 Bool_t GetCascades() const { return fCascades; }
c4cdf105 89 Bool_t GetLikeSign() const { return fLikeSign; }
90 Bool_t GetMixEvent() const { return fMixEvent; }
91 Bool_t GetInputAOD() const { return fInputAOD; }
92 Bool_t GetRecoPrimVtxSkippingTrks() const {return fRecoPrimVtxSkippingTrks;}
93 Bool_t GetRmTrksFromPrimVtx() const {return fRmTrksFromPrimVtx;}
eee95e18 94 void SetFindVertexForDstar(Bool_t vtx=kTRUE) { fFindVertexForDstar=vtx; }
a07ad8e0 95 void SetFindVertexForCascades(Bool_t vtx=kTRUE) { fFindVertexForCascades=vtx; }
6a213b59 96 void SetRecoPrimVtxSkippingTrks()
97 { fRecoPrimVtxSkippingTrks=kTRUE; fRmTrksFromPrimVtx=kFALSE;}
a25935a9 98 void UnsetRecoPrimVtxSkippingTrks()
99 { fRecoPrimVtxSkippingTrks=kFALSE; fRmTrksFromPrimVtx=kFALSE;}
6a213b59 100 void SetRmTrksFromPrimVtx()
101 {fRmTrksFromPrimVtx=kTRUE; fRecoPrimVtxSkippingTrks=kFALSE; }
f8fa4595 102 void SetTrackFilter(AliAnalysisFilter* trackF) { fTrackFilter = trackF; }
2ff20727 103 void SetTrackFilterSoftPi(AliAnalysisFilter* trackF) { fTrackFilterSoftPi = trackF; }
dc963de9 104 AliAnalysisFilter* GetTrackFilter() const { return fTrackFilter; }
105 AliAnalysisFilter* GetTrackFilterSoftPi() const { return fTrackFilterSoftPi; }
f3014dc3 106 void SetCutsD0toKpi(AliRDHFCutsD0toKpi* cuts) { fCutsD0toKpi = cuts; }
107 AliRDHFCutsD0toKpi* GetCutsD0toKpi() const { return fCutsD0toKpi; }
e3d40058 108 void SetCutsJpsitoee(AliRDHFCutsJpsitoee* cuts) { fCutsJpsitoee = cuts; }
109 AliRDHFCutsJpsitoee* GetCutsJpsitoee() const { return fCutsJpsitoee; }
110 void SetCutsDplustoKpipi(AliRDHFCutsDplustoKpipi* cuts) { fCutsDplustoKpipi = cuts; }
111 AliRDHFCutsDplustoKpipi* GetCutsDplustoKpipi() const { return fCutsDplustoKpipi; }
112 void SetCutsDstoKKpi(AliRDHFCutsDstoKKpi* cuts) { fCutsDstoKKpi = cuts; }
113 AliRDHFCutsDstoKKpi* GetCutsDstoKKpi() const { return fCutsDstoKKpi; }
114 void SetCutsLctopKpi(AliRDHFCutsLctopKpi* cuts) { fCutsLctopKpi = cuts; }
115 AliRDHFCutsLctopKpi* GetCutsLctopKpi() const { return fCutsLctopKpi; }
a07ad8e0 116 void SetCutsLctoV0(AliRDHFCutsLctoV0* cuts) { fCutsLctoV0 = cuts; }
117 AliRDHFCutsLctoV0* GetCutsLctoV0() const { return fCutsLctoV0; }
e3d40058 118 void SetCutsD0toKpipipi(AliRDHFCutsD0toKpipipi* cuts) { fCutsD0toKpipipi = cuts; }
119 AliRDHFCutsD0toKpipipi* GetCutsD0toKpipipi() const { return fCutsD0toKpipipi; }
da6fefc3 120 void SetCutsDStartoKpipi(AliRDHFCutsDStartoKpipi* cuts) { fCutsDStartoKpipi = cuts; }
121 AliRDHFCutsDStartoKpipi* GetCutsDStartoKpipi() const { return fCutsDStartoKpipi; }
e0732246 122 void SetMassCutBeforeVertexing(Bool_t flag) { fMassCutBeforeVertexing=flag; }
6ea608bf 123
6a213b59 124 //
125 private:
126 //
2ff20727 127 enum { kBitDispl = 0, kBitSoftPi = 1 };
128
dcb444c9 129 Bool_t fInputAOD; // input from AOD (kTRUE) or ESD (kFALSE)
c8ab4e4f 130 Int_t fAODMapSize; // size of fAODMap
131 Int_t *fAODMap; //[fAODMapSize] map between index and ID for AOD tracks
dcb444c9 132
b82f6d67 133 Double_t fBzkG; // z componenent of field in kG
134
135 Bool_t fSecVtxWithKF; // if kTRUE use KF vertexer, else AliVertexerTracks
136
6a213b59 137 Bool_t fRecoPrimVtxSkippingTrks; // flag for primary vertex reco on the fly
138 // for each candidate, w/o its daughters
139 Bool_t fRmTrksFromPrimVtx; // flag for fast removal of daughters from
140 // the primary vertex
141
142 AliESDVertex *fV1; // primary vertex
143
6a213b59 144 // flag to enable candidates production
2ff20727 145 Bool_t fD0toKpi; // D0->Kpi
146 Bool_t fJPSItoEle; // Jpsi->ee
147 Bool_t f3Prong; // D+,Ds,Lc
148 Bool_t f4Prong; // D0->Kpipipi
149 Bool_t fDstar; // D*->D0pi
a07ad8e0 150 Bool_t fCascades; // cascades, Lc --> v0+track
dc963de9 151 Bool_t fLikeSign; // Like-sign pairs
a25935a9 152 Bool_t fMixEvent; // event mixing
6a213b59 153
154 // single-track cuts
2ff20727 155 AliAnalysisFilter *fTrackFilter; // Track Filter for displaced vertices
156 AliAnalysisFilter *fTrackFilterSoftPi; // Track Filter for D* soft pion
6a213b59 157 // candidates cuts
f3014dc3 158 AliRDHFCutsD0toKpi *fCutsD0toKpi; // D0->Kpi cuts
e3d40058 159 AliRDHFCutsJpsitoee *fCutsJpsitoee; // J/psi->ee cuts
160 AliRDHFCutsDplustoKpipi *fCutsDplustoKpipi; // D+->Kpipi cuts
161 AliRDHFCutsDstoKKpi *fCutsDstoKKpi; // Ds->KKpi cuts
162 AliRDHFCutsLctopKpi *fCutsLctopKpi; // Lc->pKpi cuts
a07ad8e0 163 AliRDHFCutsLctoV0 *fCutsLctoV0; // Lc --> v0 + bachelor cuts
e3d40058 164 AliRDHFCutsD0toKpipipi *fCutsD0toKpipipi; // D0->Kpipipi cuts
da6fefc3 165 AliRDHFCutsDStartoKpipi *fCutsDStartoKpipi; // Dstar->D0pi cuts
f3014dc3 166
a9b75906 167 TList *fListOfCuts; // pointer to list of cuts for output file
eee95e18 168 Bool_t fFindVertexForDstar; // reconstruct a secondary vertex or assume it's from the primary vertex
a07ad8e0 169 Bool_t fFindVertexForCascades; // reconstruct a secondary vertex or assume it's from the primary vertex
e0732246 170 Bool_t fMassCutBeforeVertexing; // to go faster in PbPb
171 // dummies for invariant mass calculation
172 AliAODRecoDecay *fMassCalc2; // for 2 prong
173 AliAODRecoDecay *fMassCalc3; // for 3 prong
174 AliAODRecoDecay *fMassCalc4; // for 4 prong
5e938293 175
176 Int_t fnTrksTotal;
177 Int_t fnSeleTrksTotal;
178
6a213b59 179 //
a9b75906 180 void AddRefs(AliAODVertex *v,AliAODRecoDecayHF *rd,const AliVEvent *event,
181 const TObjArray *trkArray) const;
c4cdf105 182 void AddDaughterRefs(AliAODVertex *v,const AliVEvent *event,
183 const TObjArray *trkArray) const;
dcb444c9 184 AliAODRecoDecayHF2Prong* Make2Prong(TObjArray *twoTrackArray1,AliVEvent *event,
185 AliAODVertex *secVert,Double_t dcap1n1,
2ff20727 186 Bool_t &okD0,Bool_t &okJPSI,Bool_t &okD0fromDstar) const;
dcb444c9 187 AliAODRecoDecayHF3Prong* Make3Prong(TObjArray *threeTrackArray,AliVEvent *event,
188 AliAODVertex *secVert,
189 Double_t dispersion,
c4cdf105 190 const AliAODVertex *vertexp1n1,
191 const AliAODVertex *vertexp2n1,
dcb444c9 192 Double_t dcap1n1,Double_t dcap2n1,Double_t dcap1p2,
193 Bool_t &ok3Prong) const;
194 AliAODRecoDecayHF4Prong* Make4Prong(TObjArray *fourTrackArray,AliVEvent *event,
721c0b8f 195 AliAODVertex *secVert,
c4cdf105 196 const AliAODVertex *vertexp1n1,
197 const AliAODVertex *vertexp1n1p2,
721c0b8f 198 Double_t dcap1n1,Double_t dcap1n2,
199 Double_t dcap2n1,Double_t dcap2n2,
200 Bool_t &ok4Prong) const;
2ff20727 201 AliAODRecoCascadeHF* MakeCascade(TObjArray *twoTrackArray,AliVEvent *event,
202 AliAODVertex *secVert,
203 AliAODRecoDecayHF2Prong *rd2Prong,
204 Double_t dca,
205 Bool_t &okDstar) const;
a07ad8e0 206 AliAODRecoCascadeHF* MakeCascade(TObjArray *twoTrackArray,AliVEvent *event,
207 AliAODVertex *secVert,
208 AliAODv0 *v0,
209 Double_t dca,
210 Bool_t &okCascades) const;
dcb444c9 211
c4cdf105 212 AliAODVertex* PrimaryVertex(const TObjArray *trkArray=0x0,AliVEvent *event=0x0) const;
dcfa35b3 213 AliAODVertex* ReconstructSecondaryVertex(TObjArray *trkArray,Double_t &dispersion,Bool_t useTRefArray=kTRUE) const;
6965b459 214 Bool_t SelectInvMassAndPt(Int_t decay,Int_t nprongs,
6a213b59 215 Double_t *px,Double_t *py,Double_t *pz) const;
6965b459 216 Bool_t SelectInvMassAndPt(TObjArray *trkArray) const;
e11ae259 217 void SelectTracksAndCopyVertex(const AliVEvent *event,Int_t trkEntries,
2ff20727 218 TObjArray &seleTrksArray,Int_t &nSeleTrks,
a25935a9 219 UChar_t *seleFlags,Int_t *evtNumber);
2ff20727 220 Bool_t SingleTrkCuts(AliESDtrack *trk,Bool_t &okDisplaced,Bool_t &okSoftPi) const;
a07ad8e0 221
c20e04a0 222 void SetSelectionBitForPID(AliRDHFCuts *cuts,AliAODRecoDecayHF *rd,Int_t bit);
939850df 223
a07ad8e0 224 AliAODv0* TransformESDv0toAODv0(AliESDv0 *esdv0,
225 TObjArray *twoTrackArrayV0);
226
6a213b59 227 //
da6fefc3 228 ClassDef(AliAnalysisVertexingHF,18); // Reconstruction of HF decay candidates
6a213b59 229};
230
231
232#endif
233
234
235
236
237
238
239
240