4 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
9 //-------------------------------------------------------------------------
10 // ESD V0 Vertex Class
11 // This class is part of the Event Summary Data set of classes
12 // Origin: Marian Ivanov marian.ivanov@cern.ch
13 //-------------------------------------------------------------------------
16 #include "AliExternalTrackParam.h"
20 class AliESDV0MI : public AliESDv0 {
22 AliESDV0MI(); //constructor
24 void SetP(const AliExternalTrackParam & paramp);
25 void SetM(const AliExternalTrackParam & paramd);
26 void UpdatePID(Double_t pidp[5], Double_t pidm[5]);
27 Float_t GetEffMass(UInt_t p1, UInt_t p2);
28 Float_t GetProb(UInt_t p1, UInt_t p2);
29 void Update(Float_t vertex[3]); //update
30 void SetID(Int_t id){fID =id;}
31 Int_t GetID() const { return fID;}
32 Int_t GetIndex(Int_t i) const {return fIndex[i];}
33 void SetIndex(Int_t i, Int_t ind) {fIndex[i]=ind;}
34 void SetDist1(Double_t d1) {fDist1=d1;}
35 void SetDist2(Double_t d2) {fDist2=d2;}
36 Double_t GetDist1() const {return fDist1;}
37 Double_t GetDist2() const {return fDist2;}
38 Double_t *GetAnglep() {return fAngle;}
39 Double_t GetRr() const {return fRr;}
40 void SetRr(Double_t rr) {fRr=rr;}
41 Double_t *GetPMp() {return fPM;}
42 Double_t *GetPPp() {return fPP;}
43 Double_t *GetXrp() {return fXr;}
44 Double_t GetXr(Int_t i) const {return fXr[i];}
45 Double_t GetDistSigma() const {return fDistSigma;}
46 void SetDistSigma(Double_t ds) {fDistSigma=ds;}
47 Double_t GetDistNorm() const {return fDistNorm;}
48 void SetDistNorm(Double_t ds) {fDistNorm=ds;}
49 Float_t GetChi2Before() const {return fChi2Before;}
50 void SetChi2Before(Float_t cb) {fChi2Before=cb;}
51 Float_t GetChi2After() const {return fChi2After;}
52 void SetChi2After(Float_t ca) {fChi2After=ca;}
53 Float_t GetPointAngle() const {return fPointAngle;}
54 void SetOrder(Int_t i, Int_t ord) {fOrder[i]=ord;}
55 Float_t GetNAfter() const {return fNAfter;}
56 void SetNAfter(Float_t na) {fNAfter=na;}
57 Float_t GetNBefore() const {return fNBefore;}
58 void SetNBefore(Float_t nb) {fNBefore=nb;}
59 void SetLab(Int_t i, Int_t lab) {fLab[i]=lab;}
62 AliExternalTrackParam fParamP;
63 AliExternalTrackParam fParamM;
64 Float_t fRP[5]; // combined pid positive
65 Float_t fRM[5]; // combined pid positive
67 Int_t fLab[2]; //MC label of the partecle
68 Int_t fIndex[2]; //reconstructed labels of the tracks
71 Double_t fDist1; //info about closest distance according closest MC - linear DCA
72 Double_t fDist2; //info about closest distance parabolic DCA
74 Double_t fPP[3]; //momentum positive - according approx at DCA
75 Double_t fPM[3]; //momentum negative
77 Double_t fXr[3]; //rec. position according helix
78 Double_t fAngle[3]; //three angles
79 Double_t fRr; //rec position of the vertex
80 Int_t fStatus; //status
81 Int_t fRow0; // critical layer
82 Int_t fOrder[3]; //order of the vertex
83 // quality information
84 Double_t fDistNorm; //normalized DCA
85 Double_t fDistSigma; //sigma of distance
86 Float_t fChi2Before; //chi2 of the tracks before V0
87 Float_t fNBefore; // number of possible points before V0
88 Float_t fChi2After; // chi2 of the tracks after V0
89 Float_t fNAfter; // number of possible points after V0
90 Float_t fPointAngleFi; //point angle fi
91 Float_t fPointAngleTh; //point angle theta
92 Float_t fPointAngle; //point angle full
96 ClassDef(AliESDV0MI,1) // ESD V0 vertex
106 class AliITSRecV0Info: public AliV0vertex {
107 friend class AliITStrackerMI;
110 AliITSRecV0Info(const AliITStrackV2 &neg, const AliITStrackV2 &pos);
111 void Update(Float_t vertex[3], Float_t mass1, Float_t mass2);
112 Double_t fDist1; //info about closest distance according closest MC - linear DCA
113 Double_t fDist2; //info about closest distance parabolic DCA
114 Double_t fDistNorm; //normalized DCA
115 Double_t fDistSigma; //sigma of distance
116 Double_t fInvMass; //reconstructed invariant mass -
118 Double_t fPdr[3]; //momentum at vertex daughter - according approx at DCA
119 Double_t fXr[3]; //rec. position according helix
121 Double_t fPm[3]; //momentum at the vertex mother
122 Double_t fAngle[3]; //three angles
123 Double_t fRr; // rec position of the vertex
124 Int_t fLab[2]; //MC label of the particle
125 Int_t fIndex[2]; //indexes of the tracks
126 Int_t fOrder[3]; //order of the vertex
127 Float_t fChi2Before; //chi2 of the tracks before V0
128 Float_t fNBefore; // number of possible points before V0
130 Float_t fChi2After; // chi2 of the tracks after V0
131 Float_t fNAfter; // number of possible points after V0
134 Float_t fPointAngleFi; //point angle fi
135 Float_t fPointAngleTh; //point angle theta
136 Float_t fPointAngle; //point angle full
137 ClassDef(AliITSRecV0Info,1) // container for