TrackingTools/TrajectoryCleaning/interface/FastTrajectoryCleaner.h - master - githubmirror/cmssw

TrackingTools/TrajectoryCleaning/interface/FastTrajectoryCleaner.h

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31 май 2019, 13:16

31 май 2019, 13:1638393ac

#ifndef TrajectoryCleaning_FastTrajectoryCleaner_h
#define TrajectoryCleaning_FastTrajectoryCleaner_h

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

/** A concrete TrajectoryCleaner that assumes all trajectories
 * coming from the same seed and therefore incompatible
 *  The "best" trajectory of is kept, the others are invalidated.
 *  The goodness of a track is defined in terms of Chi^2, number of
 *  reconstructed hits, and number of lost hits.
 *  As it can be used during PatternReco there is the option to not consider hits from the common seed
 */

class FastTrajectoryCleaner final : public TrajectoryCleaner {
public:
  using TrajectoryPointerContainer = TrajectoryCleaner::TrajectoryPointerContainer;
  using TempTrajectoryContainer = TrajectoryCleaner::TempTrajectoryContainer;

  FastTrajectoryCleaner() : validHitBonus_(0.5f * 5.0f), missingHitPenalty_(20.0f), dismissSeed_(true) {}

  FastTrajectoryCleaner(float bonus, float penalty, bool noSeed = true)
      : validHitBonus_(0.5f * bonus), missingHitPenalty_(penalty), dismissSeed_(noSeed) {}

  FastTrajectoryCleaner(const edm::ParameterSet& iConfig)
      : validHitBonus_(0.5 * iConfig.getParameter<double>("ValidHitBonus")),
        missingHitPenalty_(iConfig.getParameter<double>("MissingHitPenalty")),
        dismissSeed_(iConfig.getParameter<bool>("dismissSeed")) {}

  ~FastTrajectoryCleaner() override {}

  void clean(TempTrajectoryContainer&) const override;
  void clean(TrajectoryPointerContainer&) const override;

private:
  float validHitBonus_;  // here per dof
  float missingHitPenalty_;
  bool dismissSeed_;
};

#endif