Double_t GetCosPointingAngle(const AliVVertex *primVtx) const;
Double_t GetArmAlpha() const;
Double_t GetArmPt() const;
void GetDCA(const AliVVertex *primVtx, Double_t d0z0[2]) const;
Double_t GetCosPointingAngle(const AliVVertex *primVtx) const;
Double_t GetArmAlpha() const;
Double_t GetArmPt() const;
void GetDCA(const AliVVertex *primVtx, Double_t d0z0[2]) const;