WholeWireHitRelationFilter.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/filters/base/RelationFilter.dcl.h>
 
#include <vector>
#include <string>
#include <cstddef>
 
namespace Belle2 {
  class ModuleParamList;
 
  namespace CDC {
    class CDCWire;
  }
  namespace TrackingUtilities {
    class CDCWireHit;
  }
  namespace TrackFindingCDC {

    class WholeWireHitRelationFilter : public TrackingUtilities::RelationFilter<TrackingUtilities::CDCWireHit> {
 
    public:
      explicit WholeWireHitRelationFilter(int neighborhoodDegree = 2);

      ~WholeWireHitRelationFilter() override;

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

      std::vector<TrackingUtilities::CDCWireHit*> getPossibleTos(TrackingUtilities::CDCWireHit* from,
                                                                 const std::vector<TrackingUtilities::CDCWireHit*>& wireHits) const final;

      void prepare(const std::vector<TrackingUtilities::CDCWireHit*>& wireHits);
 
    private:
      int m_param_degree = 2;

      std::vector<const CDC::CDCWire*> m_preparedWires;

      TrackingUtilities::CDCWireHit* const* m_preparedWireHitsData = nullptr;

      std::size_t m_preparedWireHitsSize = 0;
    };
  }
}