SequentialVertexSmoother.h

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#ifndef _SequentialVertexSmoother_H_
#define _SequentialVertexSmoother_H_

#include "RecoVertex/VertexPrimitives/interface/VertexSmoother.h"
#include "RecoVertex/VertexPrimitives/interface/VertexTrackUpdator.h"
#include "RecoVertex/VertexPrimitives/interface/VertexSmoothedChiSquaredEstimator.h"
#include "RecoVertex/VertexPrimitives/interface/TrackToTrackCovCalculator.h"

template <unsigned int N>
class SequentialVertexSmoother : public VertexSmoother<N> {
public:
  typedef ReferenceCountingPointer<RefittedTrackState<N> > RefCountedRefittedTrackState;
  typedef ReferenceCountingPointer<VertexTrack<N> > RefCountedVertexTrack;
  typedef ReferenceCountingPointer<LinearizedTrackState<N> > RefCountedLinearizedTrackState;

  SequentialVertexSmoother(const VertexTrackUpdator<N>& vtu,
                           const VertexSmoothedChiSquaredEstimator<N>& vse,
                           const TrackToTrackCovCalculator<N>& covCalc);

  ~SequentialVertexSmoother() override;

  SequentialVertexSmoother(const SequentialVertexSmoother<N>& smoother);

  CachingVertex<N> smooth(const CachingVertex<N>& vertex) const override;

  const VertexTrackUpdator<N>* vertexTrackUpdator() const { return theVertexTrackUpdator; }
  const VertexSmoothedChiSquaredEstimator<N>* vertexSmoothedChiSquaredEstimator() const {
    return theVertexSmoothedChiSquaredEstimator;
  }
  const TrackToTrackCovCalculator<N>* trackToTrackCovCalculator() const { return theTrackToTrackCovCalculator; }

  SequentialVertexSmoother<N>* clone() const override { return new SequentialVertexSmoother(*this); }

private:
  VertexTrackUpdator<N>* theVertexTrackUpdator;
  VertexSmoothedChiSquaredEstimator<N>* theVertexSmoothedChiSquaredEstimator;
  TrackToTrackCovCalculator<N>* theTrackToTrackCovCalculator;
};

#endif