FacetCreator.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>
 
#include <tracking/trackFindingCDC/filters/facet/ChooseableFacetFilter.h>
#include <tracking/trackFindingCDC/filters/facet/FeasibleRLFacetFilter.h>
#include <tracking/trackFindingCDC/filters/wireHitRelation/BridgingWireHitRelationFilter.h>
 
#include <tracking/trackFindingCDC/eventdata/utils/DriftLengthEstimator.h>
 
#include <tracking/trackingUtilities/utilities/WeightedRelation.h>
 
#include <vector>
#include <string>
 
namespace Belle2 {
 
  namespace TrackingUtilities {
    class CDCWireHit;
    class CDCFacet;
    class CDCWireHitCluster;
  }
 
  namespace TrackFindingCDC {

    class FacetCreator : public TrackingUtilities::Findlet<const TrackingUtilities::CDCWireHitCluster, TrackingUtilities::CDCFacet> {
 
    private:
      using Super = TrackingUtilities::Findlet<const TrackingUtilities::CDCWireHitCluster, TrackingUtilities::CDCFacet>;
 
    public:
      FacetCreator();

      std::string getDescription() final;

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

      void apply(const std::vector<TrackingUtilities::CDCWireHitCluster>& inputClusters,
                 std::vector<TrackingUtilities::CDCFacet>& facets) final;
 
    private:
      void createFacets(const std::vector<TrackingUtilities::CDCWireHit*>& wireHits,
                        const std::vector<TrackingUtilities::WeightedRelation<TrackingUtilities::CDCWireHit> >& wireHitRelations,
                        std::vector<TrackingUtilities::CDCFacet>& facets);

      void createFacetsForHitTriple(const TrackingUtilities::CDCWireHit& startWireHit,
                                    const TrackingUtilities::CDCWireHit& middleWireHit,
                                    const TrackingUtilities::CDCWireHit& endWireHit,
                                    std::vector<TrackingUtilities::CDCFacet>& facets);
    private:
      bool m_param_feasibleRLOnly = true;

      bool m_param_updateDriftLength = true;

      bool m_param_leastSquareFit = false;
 
    private:
      BridgingWireHitRelationFilter m_wireHitRelationFilter;

      FeasibleRLFacetFilter m_feasibleRLFacetFilter;

      ChooseableFacetFilter m_facetFilter;

      DriftLengthEstimator m_driftLengthEstimator;
 
    private:
      std::vector<TrackingUtilities::WeightedRelation<TrackingUtilities::CDCWireHit> > m_wireHitRelations;
    };
  }
}