VertexDistanceXY.h

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#ifndef Vertex_VertexDistanceXY_H
#define Vertex_VertexDistanceXY_H

#include "RecoVertex/VertexTools/interface/VertexDistance.h"

class VertexDistanceXY : public VertexDistance {
public:
  VertexDistanceXY() {}

  Measurement1D signedDistance(const reco::Vertex &primVtx,
                               const reco::Vertex &secVtx,
                               const GlobalVector &momentum) const override;

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

  using VertexDistance::compatibility;
  using VertexDistance::distance;

private:
  AlgebraicSymMatrix22 theNullMatrix;

  Measurement1D distance(const GlobalPoint &vtx1Position,
                         const GlobalError &vtx1PositionError,
                         const GlobalPoint &vtx2Position,
                         const GlobalError &vtx2PositionError) const override;

  float compatibility(const GlobalPoint &vtx1Position,
                      const GlobalError &vtx1PositionError,
                      const GlobalPoint &vtx2Position,
                      const GlobalError &vtx2PositionError) const override;
};

#endif