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();

  ~VertexKinematicConstraint() override;

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

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

  AlgebraicMatrix positionDerivative(const std::vector<KinematicState>& states,
                                     const GlobalPoint& point) const override;
  int numberOfEquations() const override;

  VertexKinematicConstraint* clone() const override { return new VertexKinematicConstraint(*this); }

private:
};
#endif