/data/refman/pasoursint/CMSSW_5_3_3/src/TrackingTools/TrajectoryCleaning/interface/TrajectoryCleanerBySharedHits.h

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#ifndef TrajectoryCleaning_TrajectoryCleanerBySharedHits_h
#define TrajectoryCleaning_TrajectoryCleanerBySharedHits_h

#include "TrackingTools/TrajectoryCleaning/interface/TrajectoryCleaner.h"

class TrajectoryCleanerBySharedHits : public TrajectoryCleaner {

 public:

  typedef std::vector<Trajectory*>      TrajectoryPointerContainer;

  TrajectoryCleanerBySharedHits() :
    theFraction(0.19),
    validHitBonus_(5.0),
    missingHitPenalty_(20.0),
    allowSharedFirstHit(true){}
  TrajectoryCleanerBySharedHits(const edm::ParameterSet & iConfig) :
    theFraction(iConfig.getParameter<double>("fractionShared")),
    validHitBonus_(iConfig.getParameter<double>("ValidHitBonus")),
    missingHitPenalty_(iConfig.getParameter<double>("MissingHitPenalty")),
    allowSharedFirstHit(iConfig.getParameter<bool>("allowSharedFirstHit")){}

  virtual ~TrajectoryCleanerBySharedHits(){};

  using TrajectoryCleaner::clean;
  virtual void clean( TrajectoryPointerContainer&) const;

 private:
  double theFraction;
  double validHitBonus_;
  double missingHitPenalty_;
  bool allowSharedFirstHit;

};

#endif