KalmanGhostTrackUpdater.h

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#ifndef RecoBTag_KalmanGhostTrackUpdater_h
#define RecoBTag_KalmanGhostTrackUpdater_h

#include "RecoVertex/GhostTrackFitter/interface/GhostTrackFitter.h"

namespace reco {

class GhostTrackPrediction;
class GhostTrackState;

class KalmanGhostTrackUpdater : public GhostTrackFitter::PredictionUpdater {
    public:
    ~KalmanGhostTrackUpdater() override {}

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

    GhostTrackPrediction update(const GhostTrackPrediction &pred,
                                const GhostTrackState &state,
                                double &ndof, double &chi2) const override;

    void contribution(const GhostTrackPrediction &pred,
                      const GhostTrackState &state,
                      double &ndof, double &chi2,
                      bool withPredError = false) const override;
};

}

#endif // RecoBTag_KalmanGhostTrackUpdater_h