ConversionHitChecker.h

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#ifndef ConversionHitChecker_H
#define ConversionHitChecker_H

//
#include "DataFormats/TrackReco/interface/Track.h"
#include "DataFormats/TrackReco/interface/TrackExtra.h"
#include "DataFormats/VertexReco/interface/Vertex.h"
#include "DataFormats/VertexReco/interface/VertexFwd.h"
#include "DataFormats/GeometryCommonDetAlgo/interface/Measurement1DFloat.h"
//
//
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/Event.h"
#include <utility>

class Trajectory;
class ConversionHitChecker {
public:
  ConversionHitChecker() {}
  ~ConversionHitChecker() {}

  std::pair<uint8_t, Measurement1DFloat> nHitsBeforeVtx(const reco::TrackExtra &track,
                                                        const reco::Vertex &vtx,
                                                        float sigmaTolerance = 3.0) const;

  uint8_t nSharedHits(const reco::Track &trk1, const reco::Track &trk2) const;
};

#endif  // ConversionHitChecker_H