TwoBodyDecayTrajectory.h

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#ifndef Alignment_ReferenceTrajectories_TwoBodyDecayTrajectory_h
#define Alignment_ReferenceTrajectories_TwoBodyDecayTrajectory_h
 
#include "Alignment/ReferenceTrajectories/interface/ReferenceTrajectory.h"
#include "Alignment/ReferenceTrajectories/interface/TwoBodyDecayTrajectoryState.h"
 
namespace reco {
  class BeamSpot;
}
 
class TwoBodyDecayTrajectory : public ReferenceTrajectoryBase {
public:
  typedef TransientTrackingRecHit::ConstRecHitContainer ConstRecHitContainer;
  typedef std::pair<ConstRecHitContainer, ConstRecHitContainer> ConstRecHitCollection;
 
  TwoBodyDecayTrajectory(const TwoBodyDecayTrajectoryState& tsos,
                         const ConstRecHitCollection& recHits,
                         const MagneticField* magField,
                         const reco::BeamSpot& beamSpot,
                         const ReferenceTrajectoryBase::Config& config);
 
  TwoBodyDecayTrajectory(void);
 
  ~TwoBodyDecayTrajectory(void) override {}
 
  TwoBodyDecayTrajectory* clone(void) const override { return new TwoBodyDecayTrajectory(*this); }
 
  inline const std::pair<int, int> numberOfRecHits(void) { return theNumberOfRecHits; }
 
private:
  bool construct(const TwoBodyDecayTrajectoryState& state,
                 const ConstRecHitCollection& recHits,
                 const MagneticField* field,
                 const reco::BeamSpot& beamSpot);
 
  void constructTsosVecWithErrors(const ReferenceTrajectory& traj1,
                                  const ReferenceTrajectory& traj2,
                                  const MagneticField* field);
 
  void constructSingleTsosWithErrors(const TrajectoryStateOnSurface& tsos, int iTsos, const MagneticField* field);
 
  const MaterialEffects materialEffects_;
  const PropagationDirection propDir_;
  const bool useRefittedState_;
  const bool constructTsosWithErrors_;
 
  std::pair<int, int> theNumberOfRecHits;
};
 
#endif