CMSSW_4_4_3_patch1/src/RecoVertex/GhostTrackFitter/interface/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:
        virtual ~KalmanGhostTrackUpdater() {}

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

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

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

}

#endif // RecoBTag_KalmanGhostTrackUpdater_h