BaseSegmentRelationFilter.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 <tracking/trackingUtilities/numerics/Weight.h>
 
#include <tracking/trackingUtilities/utilities/Relation.h>
 
#include <vector>
 
namespace Belle2 {
  namespace TrackingUtilities {
    class CDCSegment2D;
  }
  namespace TrackFindingCDC {
 
    // Guard to prevent repeated instantiations
    // extern template class TrackingUtilities::RelationFilter<const CDCSegment2D>;

    class BaseSegmentRelationFilter : public TrackingUtilities::RelationFilter<const TrackingUtilities::CDCSegment2D> {
 
    private:
      using Super = TrackingUtilities::RelationFilter<const TrackingUtilities::CDCSegment2D>;
 
    public:
      BaseSegmentRelationFilter();

      virtual ~BaseSegmentRelationFilter();

      std::vector<const TrackingUtilities::CDCSegment2D*> getPossibleTos(
        const TrackingUtilities::CDCSegment2D* from,
        const std::vector<const TrackingUtilities::CDCSegment2D*>& segments) const final;
 
      using Super::operator();

      TrackingUtilities::Weight operator()(const TrackingUtilities::Relation<const TrackingUtilities::CDCSegment2D>& relation) override;
    };
  }
}