VertexGhostTrackState.h

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#ifndef RecoBTag_VertexGhostTrackState_h
#define RecoBTag_VertexGhostTrackState_h
 
#include <utility>
 
#include "DataFormats/GeometryVector/interface/GlobalPoint.h"
#include "DataFormats/GeometryCommonDetAlgo/interface/GlobalError.h"
 
#include "RecoVertex/GhostTrackFitter/interface/BasicGhostTrackState.h"
 
namespace reco {
 
  class GhostTrackPrediction;
 
  class VertexGhostTrackState : public BasicGhostTrackState {
  public:
    VertexGhostTrackState(const GlobalPoint &pos, const CovarianceMatrix &cov) : position_(pos), covariance_(cov) {}
 
    GlobalPoint globalPosition() const override { return position_; }
    GlobalError cartesianError() const override { return covariance_; }
    CovarianceMatrix cartesianCovariance() const override { return covariance_; }
 
    Vertex vertexStateOnGhostTrack(const GhostTrackPrediction &pred, bool withMeasurementError) const override;
    Vertex vertexStateOnMeasurement(const GhostTrackPrediction &pred, bool withGhostTrackError) const override;
 
  private:
    pointer clone() const override { return build<VertexGhostTrackState>(*this); }
 
    GlobalPoint position_;
    CovarianceMatrix covariance_;
  };
 
}  // namespace reco
 
#endif  // RecoBTag_VertexGhostTrackState_h