]> 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
New classes to keep analysis cuts
[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
6//-------------------------------------------------------------------------
7// Class AliAnalysisVertexingHF
8// Reconstruction of heavy-flavour decay candidates
9//
2ff20727 10// Origin: E.Bruna, G.E.Bruno, A.Dainese, F.Prino, R.Romita, X.M.Zhang
a25935a9 11// Contact: andrea.dainese@pd.infn.it
6a213b59 12//-------------------------------------------------------------------------
13
14#include <TNamed.h>
6a213b59 15
c4cdf105 16class AliESDVertex;
17class AliAODRecoDecayHF;
18class AliAODRecoDecayHF2Prong;
19class AliAODRecoDecayHF3Prong;
20class AliAODRecoDecayHF4Prong;
21class AliAODRecoCascadeHF;
22class AliAnalysisFilter;
dcb444c9 23class AliESDtrack;
24class AliVEvent;
25class AliAODVertex;
26
6a213b59 27//-----------------------------------------------------------------------------
28class AliAnalysisVertexingHF : public TNamed {
29 public:
30 //
31 AliAnalysisVertexingHF();
13977a79 32 AliAnalysisVertexingHF(const AliAnalysisVertexingHF& source);
33 AliAnalysisVertexingHF& operator=(const AliAnalysisVertexingHF& source);
6a213b59 34 virtual ~AliAnalysisVertexingHF();
35
dcb444c9 36 void FindCandidates(AliVEvent *event,
37 TClonesArray *aodVerticesHFTClArr,
38 TClonesArray *aodD0toKpiTClArr,
39 TClonesArray *aodJPSItoEleTClArr,
40 TClonesArray *aodCharm3ProngTClArr,
2ff20727 41 TClonesArray *aodCharm4ProngTClArr,
dc963de9 42 TClonesArray *aodDstarTClArr,
423fb9ae 43 TClonesArray *aodLikeSign2ProngTClArr,
44 TClonesArray *aodLikeSign3ProngTClArr);
dcb444c9 45
6a213b59 46 void PrintStatus() const;
b82f6d67 47 void SetSecVtxWithKF() { fSecVtxWithKF=kTRUE; }
6a213b59 48 void SetD0toKpiOn() { fD0toKpi=kTRUE; }
49 void SetD0toKpiOff() { fD0toKpi=kFALSE; }
50 void SetJPSItoEleOn() { fJPSItoEle=kTRUE; }
51 void SetJPSItoEleOff() { fJPSItoEle=kFALSE; }
52 void Set3ProngOn() { f3Prong=kTRUE; }
53 void Set3ProngOff() { f3Prong=kFALSE; }
54 void Set4ProngOn() { f4Prong=kTRUE; }
55 void Set4ProngOff() { f4Prong=kFALSE; }
2ff20727 56 void SetDstarOn() { fDstar=kTRUE; }
57 void SetDstarOff() { fDstar=kFALSE; }
dc963de9 58 void SetLikeSignOn() { fLikeSign=kTRUE; }
59 void SetLikeSignOff() { fLikeSign=kFALSE; }
a25935a9 60 void SetMixEventOn() { fMixEvent=kTRUE; }
61 void SetMixEventOff() { fMixEvent=kFALSE; }
62 void SetInputAOD() { fInputAOD=kTRUE; }
c4cdf105 63 Bool_t GetD0toKpi() const { return fD0toKpi; }
64 Bool_t GetJPSItoEle() const { return fJPSItoEle; }
65 Bool_t Get3Prong() const { return f3Prong; }
66 Bool_t Get4Prong() const { return f4Prong; }
67 Bool_t GetDstar() const { return fDstar; }
68 Bool_t GetLikeSign() const { return fLikeSign; }
69 Bool_t GetMixEvent() const { return fMixEvent; }
70 Bool_t GetInputAOD() const { return fInputAOD; }
71 Bool_t GetRecoPrimVtxSkippingTrks() const {return fRecoPrimVtxSkippingTrks;}
72 Bool_t GetRmTrksFromPrimVtx() const {return fRmTrksFromPrimVtx;}
eee95e18 73 void SetFindVertexForDstar(Bool_t vtx=kTRUE) { fFindVertexForDstar=vtx; }
6a213b59 74 void SetRecoPrimVtxSkippingTrks()
75 { fRecoPrimVtxSkippingTrks=kTRUE; fRmTrksFromPrimVtx=kFALSE;}
a25935a9 76 void UnsetRecoPrimVtxSkippingTrks()
77 { fRecoPrimVtxSkippingTrks=kFALSE; fRmTrksFromPrimVtx=kFALSE;}
6a213b59 78 void SetRmTrksFromPrimVtx()
79 {fRmTrksFromPrimVtx=kTRUE; fRecoPrimVtxSkippingTrks=kFALSE; }
f8fa4595 80 void SetTrackFilter(AliAnalysisFilter* trackF) { fTrackFilter = trackF; }
2ff20727 81 void SetTrackFilterSoftPi(AliAnalysisFilter* trackF) { fTrackFilterSoftPi = trackF; }
dc963de9 82 AliAnalysisFilter* GetTrackFilter() const { return fTrackFilter; }
83 AliAnalysisFilter* GetTrackFilterSoftPi() const { return fTrackFilterSoftPi; }
6a213b59 84 void SetD0toKpiCuts(Double_t cut0=1000.,Double_t cut1=100000.,
85 Double_t cut2=1.1,Double_t cut3=0.,Double_t cut4=0.,
86 Double_t cut5=100000.,Double_t cut6=100000.,
87 Double_t cut7=100000000.,Double_t cut8=-1.1);
88 void SetD0toKpiCuts(const Double_t cuts[9]);
2ff20727 89 void SetD0fromDstarCuts(Double_t cut0=1000.,Double_t cut1=100000.,
90 Double_t cut2=1.1,Double_t cut3=0.,Double_t cut4=0.,
91 Double_t cut5=100000.,Double_t cut6=100000.,
92 Double_t cut7=100000000.,Double_t cut8=-1.1);
93 void SetD0fromDstarCuts(const Double_t cuts[9]);
6a213b59 94 void SetBtoJPSICuts(Double_t cut0=1000.,Double_t cut1=100000.,
95 Double_t cut2=1.1,Double_t cut3=0.,Double_t cut4=0.,
96 Double_t cut5=100000.,Double_t cut6=100000.,
97 Double_t cut7=100000000.,Double_t cut8=-1.1);
98 void SetBtoJPSICuts(const Double_t cuts[9]);
99 void SetDplusCuts(Double_t cut0=1000.,Double_t cut1=0.,
100 Double_t cut2=0.,Double_t cut3=0.,Double_t cut4=0.,
101 Double_t cut5=0.,Double_t cut6=10000000000.,
102 Double_t cut7=0.,Double_t cut8=0.,
103 Double_t cut9=-1.1,Double_t cut10=0.,
81679460 104 Double_t cut11=10000000000.);
6a213b59 105 void SetDplusCuts(const Double_t cuts[12]);
6ea608bf 106 void SetDsCuts(Double_t cut0=1000.,Double_t cut1=0.,
f7c170b4 107 Double_t cut2=0.,Double_t cut3=0.,Double_t cut4=0.,
108 Double_t cut5=0.,Double_t cut6=10000000000.,
109 Double_t cut7=0.,Double_t cut8=0.,
110 Double_t cut9=-1.1,Double_t cut10=0.,
111 Double_t cut11=10000000000., Double_t cut12=1000.,
112 Double_t cut13=1000.);
113 void SetDsCuts(const Double_t cuts[14]);
6ea608bf 114 void SetLcCuts(Double_t cut0=1000.,Double_t cut1=0.,
115 Double_t cut2=0.,Double_t cut3=0.,Double_t cut4=0.,
116 Double_t cut5=0.,Double_t cut6=10000000000.,
117 Double_t cut7=0.,Double_t cut8=0.,
118 Double_t cut9=-1.1,Double_t cut10=0.,
81679460 119 Double_t cut11=10000000000.);
6ea608bf 120 void SetLcCuts(const Double_t cuts[12]);
2ff20727 121 void SetDstarCuts(Double_t cut0=1000., Double_t cut1=1000.,
122 Double_t cut2=-1., Double_t cut3=1000.,
123 Double_t cut4=1.6);
124 void SetDstarCuts(const Double_t cuts[5]);
721c0b8f 125 void SetD0to4ProngsCuts(Double_t cut0=1000.,Double_t cut1=100000.,
126 Double_t cut2=0.,Double_t cut3=0.,Double_t cut4=0.,
127 Double_t cut5=-1.1,Double_t cut6=0.,
128 Double_t cut7=0.,Double_t cut8=0.);
129 void SetD0to4ProngsCuts(const Double_t cuts[9]);
dc963de9 130 const Double_t *GetD0toKpiCuts() const {return fD0toKpiCuts;}
131 const Double_t *GetD0fromDstarCuts() const {return fD0fromDstarCuts;}
132 const Double_t *GetBtoJPSICuts() const {return fBtoJPSICuts;}
133 const Double_t *GetDplusCuts() const {return fDplusCuts;}
134 const Double_t *GetDsCuts() const {return fDsCuts;}
135 const Double_t *GetLcCuts() const {return fLcCuts;}
136 const Double_t *GetDstarCuts() const {return fDstarCuts;}
721c0b8f 137 const Double_t *GetD0to4ProngsCuts() const {return fD0to4ProngsCuts;}
6ea608bf 138
6a213b59 139 //
140 private:
141 //
2ff20727 142 enum { kBitDispl = 0, kBitSoftPi = 1 };
143
dcb444c9 144 Bool_t fInputAOD; // input from AOD (kTRUE) or ESD (kFALSE)
145
c8ab4e4f 146 Int_t fAODMapSize; // size of fAODMap
147 Int_t *fAODMap; //[fAODMapSize] map between index and ID for AOD tracks
dcb444c9 148
b82f6d67 149 Double_t fBzkG; // z componenent of field in kG
150
151 Bool_t fSecVtxWithKF; // if kTRUE use KF vertexer, else AliVertexerTracks
152
6a213b59 153 Bool_t fRecoPrimVtxSkippingTrks; // flag for primary vertex reco on the fly
154 // for each candidate, w/o its daughters
155 Bool_t fRmTrksFromPrimVtx; // flag for fast removal of daughters from
156 // the primary vertex
157
158 AliESDVertex *fV1; // primary vertex
159
6a213b59 160 // flag to enable candidates production
2ff20727 161 Bool_t fD0toKpi; // D0->Kpi
162 Bool_t fJPSItoEle; // Jpsi->ee
163 Bool_t f3Prong; // D+,Ds,Lc
164 Bool_t f4Prong; // D0->Kpipipi
165 Bool_t fDstar; // D*->D0pi
dc963de9 166 Bool_t fLikeSign; // Like-sign pairs
a25935a9 167 Bool_t fMixEvent; // event mixing
6a213b59 168
169 // single-track cuts
2ff20727 170 AliAnalysisFilter *fTrackFilter; // Track Filter for displaced vertices
171 AliAnalysisFilter *fTrackFilterSoftPi; // Track Filter for D* soft pion
6a213b59 172 // candidates cuts
173 Double_t fD0toKpiCuts[9]; // cuts on D0->Kpi candidates
174 // (to be passed to AliAODRecoDecayHF2Prong::SelectD0())
175 // 0 = inv. mass half width [GeV]
176 // 1 = dca [cm]
177 // 2 = cosThetaStar
178 // 3 = pTK [GeV/c]
179 // 4 = pTPi [GeV/c]
180 // 5 = d0K [cm] upper limit!
181 // 6 = d0Pi [cm] upper limit!
182 // 7 = d0d0 [cm^2]
183 // 8 = cosThetaPoint
2ff20727 184 Double_t fD0fromDstarCuts[9]; // cuts on D0->Kpi candidates from D*
185 // (to be passed to AliAODRecoCascadeHF::SelectDstar())
186 // 0 = inv. mass half width [GeV]
187 // 1 = dca [cm]
188 // 2 = cosThetaStar
189 // 3 = pTK [GeV/c]
190 // 4 = pTPi [GeV/c]
191 // 5 = d0K [cm] upper limit!
192 // 6 = d0Pi [cm] upper limit!
193 // 7 = d0d0 [cm^2]
194 // 8 = cosThetaPoint
6a213b59 195 Double_t fBtoJPSICuts[9]; // cuts on JPSI candidates
196 // (to be passed to AliAODRecoDecayHF2Prong::SelectBtoJPSI())
197 // 0 = inv. mass half width [GeV]
198 // 1 = dca [cm]
199 // 2 = cosThetaStar (negative electron)
200 // 3 = pTP [GeV/c]
201 // 4 = pTN [GeV/c]
202 // 5 = d0O [cm] upper limit!
203 // 6 = d0N [cm] upper limit!
204 // 7 = d0d0 [cm^2]
205 // 8 = cosThetaPoint
206 Double_t fDplusCuts[12]; // cuts on Dplus candidates
6ea608bf 207 // (to be passed to AliAODRecoDecayHF3Prong::SelectDplus())
6a213b59 208 // 0 = inv. mass half width [GeV]
209 // 1 = pTK [GeV/c]
210 // 2 = pTPi [GeV/c]
211 // 3 = d0K [cm] lower limit!
212 // 4 = d0Pi [cm] lower limit!
213 // 5 = dist12 (cm)
214 // 6 = sigmavert (cm)
215 // 7 = dist prim-sec (cm)
216 // 8 = pM=Max{pT1,pT2,pT3} (GeV/c)
217 // 9 = cosThetaPoint
218 // 10 = Sum d0^2 (cm^2)
219 // 11 = dca cut (cm)
f7c170b4 220 Double_t fDsCuts[14]; // cuts on Ds candidates
6ea608bf 221 // (to be passed to AliAODRecoDecayHF3Prong::SelectDs())
222 // 0 = inv. mass half width [GeV]
223 // 1 = pTK [GeV/c]
224 // 2 = pTPi [GeV/c]
225 // 3 = d0K [cm] lower limit!
226 // 4 = d0Pi [cm] lower limit!
227 // 5 = dist12 (cm)
228 // 6 = sigmavert (cm)
229 // 7 = dist prim-sec (cm)
230 // 8 = pM=Max{pT1,pT2,pT3} (GeV/c)
231 // 9 = cosThetaPoint
232 // 10 = Sum d0^2 (cm^2)
233 // 11 = dca cut (cm)
f7c170b4 234 // 12 = inv. mass cut around phi
235 // 13 = inv. mass cut around phi K0* [GeV]
81679460 236 Double_t fLcCuts[12]; // cuts on Lambdac candidates
6ea608bf 237 // (to be passed to AliAODRecoDecayHF3Prong::SelectLc())
238 // 0 = inv. mass half width [GeV]
239 // 1 = pTP [GeV/c]
240 // 2 = pTPi abd pTK [GeV/c]
241 // 3 = d0P [cm] lower limit!
242 // 4 = d0Pi and d0K [cm] lower limit!
243 // 5 = dist12 (cm)
244 // 6 = sigmavert (cm)
245 // 7 = dist prim-sec (cm)
246 // 8 = pM=Max{pT1,pT2,pT3} (GeV/c)
247 // 9 = cosThetaPoint
248 // 10 = Sum d0^2 (cm^2)
249 // 11 = dca cut (cm)
2ff20727 250 Double_t fDstarCuts[5]; // cuts on D* candidates
251 // (to be passed to AliAODRecoCascadeHF::SelectDstar())
252 // 0 = inv. mass half width of D* [GeV]
253 // 1 = half width of (M_Kpipi-M_Kpi) [GeV]
254 // 2 = PtMin of pi_s [GeV/c]
255 // 3 = PtMax of pi_s [GeV/c]
256 // 4 = theta, angle between the track of pi_s and D0 decay plane [rad]
257
721c0b8f 258 Double_t fD0to4ProngsCuts[9]; // cuts on D0->K3pi candidates
259 // (to be passed to AliAODRecoDecayHF4Prong::SelectD0())
260 // 0 = inv. mass half width of D0 [GeV]
261 // 1 = DCA between opposite sign tracks
262 // 2 = Distance between primary and two tracks vertex fDist12toPrim
263 // 3 = Distance between primary and three tracks vertex fDist3toPrim
264 // 4 = Distance between primary and two tracks vertex fDist4toPrim
265 // 5 = Cosinus of the pointing angle
266 // 6 = Transverse momentum of the D0 candidate
267 // 7 = Mass Pi+Pi- = mass of the rho0
268 // 8 = PID cut (one K in the quadruplet)
269
eee95e18 270 Bool_t fFindVertexForDstar; // reconstruct a secondary vertex or assume it's from the primary vertex
6a213b59 271 //
c4cdf105 272 void AddDaughterRefs(AliAODVertex *v,const AliVEvent *event,
273 const TObjArray *trkArray) const;
dcb444c9 274 AliAODRecoDecayHF2Prong* Make2Prong(TObjArray *twoTrackArray1,AliVEvent *event,
275 AliAODVertex *secVert,Double_t dcap1n1,
2ff20727 276 Bool_t &okD0,Bool_t &okJPSI,Bool_t &okD0fromDstar) const;
dcb444c9 277 AliAODRecoDecayHF3Prong* Make3Prong(TObjArray *threeTrackArray,AliVEvent *event,
278 AliAODVertex *secVert,
279 Double_t dispersion,
c4cdf105 280 const AliAODVertex *vertexp1n1,
281 const AliAODVertex *vertexp2n1,
dcb444c9 282 Double_t dcap1n1,Double_t dcap2n1,Double_t dcap1p2,
283 Bool_t &ok3Prong) const;
284 AliAODRecoDecayHF4Prong* Make4Prong(TObjArray *fourTrackArray,AliVEvent *event,
721c0b8f 285 AliAODVertex *secVert,
c4cdf105 286 const AliAODVertex *vertexp1n1,
287 const AliAODVertex *vertexp1n1p2,
721c0b8f 288 Double_t dcap1n1,Double_t dcap1n2,
289 Double_t dcap2n1,Double_t dcap2n2,
290 Bool_t &ok4Prong) const;
2ff20727 291 AliAODRecoCascadeHF* MakeCascade(TObjArray *twoTrackArray,AliVEvent *event,
292 AliAODVertex *secVert,
293 AliAODRecoDecayHF2Prong *rd2Prong,
294 Double_t dca,
295 Bool_t &okDstar) const;
dcb444c9 296
c4cdf105 297 AliAODVertex* PrimaryVertex(const TObjArray *trkArray=0x0,AliVEvent *event=0x0) const;
dcfa35b3 298 AliAODVertex* ReconstructSecondaryVertex(TObjArray *trkArray,Double_t &dispersion,Bool_t useTRefArray=kTRUE) const;
6a213b59 299 Bool_t SelectInvMass(Int_t decay,Int_t nprongs,
300 Double_t *px,Double_t *py,Double_t *pz) const;
c4cdf105 301 void SelectTracksAndCopyVertex(const AliVEvent *event,
2ff20727 302 TObjArray &seleTrksArray,Int_t &nSeleTrks,
a25935a9 303 UChar_t *seleFlags,Int_t *evtNumber);
2ff20727 304 Bool_t SingleTrkCuts(AliESDtrack *trk,Bool_t &okDisplaced,Bool_t &okSoftPi) const;
6a213b59 305 //
f7c170b4 306 ClassDef(AliAnalysisVertexingHF,13); // Reconstruction of HF decay candidates
6a213b59 307};
308
309
310#endif
311
312
313
314
315
316
317
318