VertexKinematicConstraint.h

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#ifndef VertexKinematicConstraint_H
#define VertexKinematicConstraint_H

#include "RecoVertex/KinematicFitPrimitives/interface/MultiTrackKinematicConstraint.h"
#include "DataFormats/CLHEP/interface/AlgebraicObjects.h"

class VertexKinematicConstraint:public MultiTrackKinematicConstraint
{
public:

VertexKinematicConstraint();
 
virtual ~VertexKinematicConstraint();

virtual AlgebraicVector  value(const std::vector<KinematicState> &states,
                        const GlobalPoint& point) const;

virtual AlgebraicMatrix parametersDerivative(const std::vector<KinematicState> &states,
                                      const GlobalPoint& point) const;

virtual AlgebraicMatrix positionDerivative(const std::vector<KinematicState> &states,
                                    const GlobalPoint& point) const;
virtual int numberOfEquations() const;
 
virtual VertexKinematicConstraint * clone()const
{return new VertexKinematicConstraint(*this);}


private:

};
#endif