InvalidTrackingRecHit.h

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#ifndef InvalidTrackingRecHit_H
#define InvalidTrackingRecHit_H
 
#include "DataFormats/TrackingRecHit/interface/TrackingRecHit.h"
#include "DataFormats/GeometrySurface/interface/LocalError.h"
#include "DataFormats/GeometryVector/interface/LocalPoint.h"
 
class InvalidTrackingRecHit : public TrackingRecHit {
public:
  typedef TrackingRecHit::Type Type;
 
  InvalidTrackingRecHit(GeomDet const& idet, Type type) : TrackingRecHit(idet, type) {}
  explicit InvalidTrackingRecHit(Type type) : TrackingRecHit(DetId(0), type) {}
 
  InvalidTrackingRecHit() : TrackingRecHit(DetId(0), TrackingRecHit::missing) {}
 
  ~InvalidTrackingRecHit() override {}
 
  InvalidTrackingRecHit* clone() const override { return new InvalidTrackingRecHit(*this); }
#ifndef __GCCXML__
  RecHitPointer cloneSH() const override { return RecHitPointer(clone()); }
#endif
 
  AlgebraicVector parameters() const override;
 
  AlgebraicSymMatrix parametersError() const override;
 
  AlgebraicMatrix projectionMatrix() const override;
 
  int dimension() const override { return 0; }
 
  LocalPoint localPosition() const override;
 
  LocalError localPositionError() const override;
 
  std::vector<const TrackingRecHit*> recHits() const override;
 
  std::vector<TrackingRecHit*> recHits() override;
 
  bool sharesInput(const TrackingRecHit* other, SharedInputType what) const override;
 
private:
  void throwError() const;
};
 
class InvalidTrackingRecHitNoDet final : public InvalidTrackingRecHit {
public:
  InvalidTrackingRecHitNoDet() {}
  InvalidTrackingRecHitNoDet(Surface const& surface, Type type) : InvalidTrackingRecHit(type), m_surface(&surface) {}
 
  InvalidTrackingRecHitNoDet* clone() const override { return new InvalidTrackingRecHitNoDet(*this); }
 
  const Surface* surface() const override { return m_surface; }
 
private:
  Surface const* m_surface;
};
 
#endif