AxialStraightTrackCreator.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
 
#pragma once
 
#include <tracking/trackingUtilities/findlets/base/Findlet.h>
 
namespace Belle2 {
  class ECLCluster;
 
  namespace TrackingUtilities {
    class CDCTrack;
    class CDCWireHit;
    class CDCTrajectory2D;
  }
 
  namespace TrackFindingCDC {

    class AxialStraightTrackCreator : public
      TrackingUtilities::Findlet<const ECLCluster* const, const TrackingUtilities::CDCWireHit* const, TrackingUtilities::CDCTrack> {
 
    private:
      using Super =
        TrackingUtilities::Findlet<const ECLCluster* const, const TrackingUtilities::CDCWireHit* const, TrackingUtilities::CDCTrack>;
 
    public:
      AxialStraightTrackCreator();

      std::string getDescription() final;

      void exposeParameters(ModuleParamList* moduleParamList, const std::string& prefix) final;

      void initialize() final;

      void apply(const std::vector<const ECLCluster*>& eclClusters,
                 const std::vector<const TrackingUtilities::CDCWireHit*>& axialWireHits,
                 std::vector<TrackingUtilities::CDCTrack>& tracks) final;
 
    private:
      std::vector<const TrackingUtilities::CDCWireHit*> search(const std::vector<const TrackingUtilities::CDCWireHit*>& axialWireHits,
                                                               const TrackingUtilities::CDCTrajectory2D& guidingTrajectory2D);
 
    private:
      float m_param_minEnergy = 0.050; //GeV

      unsigned int m_param_minNHits = 5;

      float m_param_maxDistance = 0.5; //cm, NOTE for conventional tracking it is 0.2
    };
  }
}