/data/refman/pasoursint/CMSSW_5_3_0/src/RecoBTag/SecondaryVertex/interface/SecondaryVertex.h

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#ifndef RecoBTag_SecondaryVertex_SecondaryVertex_h
#define RecoBTag_SecondaryVertex_SecondaryVertex_h

#include "DataFormats/GeometryCommonDetAlgo/interface/Measurement1D.h"
#include "DataFormats/GeometryVector/interface/GlobalVector.h"
#include "DataFormats/VertexReco/interface/Vertex.h"

namespace reco {

class SecondaryVertex : public reco::Vertex {
    public:
        SecondaryVertex() {}
        SecondaryVertex(const reco::Vertex &pv,
                        const reco::Vertex &sv,
                        const GlobalVector &direction,
                        bool withPVError = false) :
                reco::Vertex(sv),
                dist2d_(computeDist2d(pv, sv, direction, withPVError)),
                dist3d_(computeDist3d(pv, sv, direction, withPVError)) {}
        ~SecondaryVertex() {}

        inline Measurement1D dist2d() const { return dist2d_; }
        inline Measurement1D dist3d() const { return dist3d_; }

        static Measurement1D computeDist2d(
                const reco::Vertex &pv, const reco::Vertex &sv,
                const GlobalVector &direction, bool withPVError);
        static Measurement1D computeDist3d(
                const reco::Vertex &pv, const reco::Vertex &sv,
                const GlobalVector &direction, bool withPVError);

    private:
        Measurement1D dist2d_;
        Measurement1D dist3d_;
};

} // namespace reco

#endif // RecoBTag_SecondaryVertex_SecondaryVertex_h