#include "TVector3.h"
class AliKalmanTrack;
-class AliTrackReference;
class AliExternalTrackParam: public TObject {
public:
AliExternalTrackParam(Double_t x, Double_t alpha,
const Double_t param[5], const Double_t covar[15]);
AliExternalTrackParam(const AliKalmanTrack& track);
- static AliExternalTrackParam * MakeTrack(const AliTrackReference *ref, Double_t mass);
+
+ virtual void SetMass(Double_t mass) {fMass=mass;}
+ virtual Double_t GetMass() const {return fMass;}
virtual const Double_t* GetParameter() const;
virtual const Double_t* GetCovariance() const;