DeltaROverlapTool.h

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/*
  Copyright (C) 2002-2018 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ASSOCIATIONUTILS_OVERLAPTOOLDR_H
#define ASSOCIATIONUTILS_OVERLAPTOOLDR_H
 
// Framework includes
#include "AsgTools/PropertyWrapper.h"
 
// Local includes
#include "AssociationUtils/IOverlapTool.h"
#include "AssociationUtils/BaseOverlapTool.h"
#include "AssociationUtils/DeltaRMatcher.h"
 
namespace ORUtils
{

  class DeltaROverlapTool : public virtual IOverlapTool,
                            public BaseOverlapTool
  {

      ASG_TOOL_CLASS(DeltaROverlapTool, IOverlapTool)
 
    public:

      DeltaROverlapTool(const std::string& name);

      virtual StatusCode
      findOverlaps(columnar::Particle1Range cont1,
                   columnar::Particle2Range cont2,
                   columnar::EventContextId eventContext) const override;
      using IOverlapTool::findOverlaps;
 
    protected:

      virtual StatusCode initializeDerived() override;
 
    private:


      float m_dR;
      bool m_useRapidity;

      bool m_swapContainerPrecedence;
 
      Gaudi::Property<unsigned> m_objectType1{this, "ObjectType1", 0,
        "The xAOD::Type::ObjectType enum value for the first particle type"};
      Gaudi::Property<unsigned> m_objectType2{this, "ObjectType2", 0,
        "The xAOD::Type::ObjectType enum value for the second particle type"};



      std::unique_ptr<DeltaRMatcher> m_dRMatcher;

 
      template<columnar::ContainerIdConcept CI1,columnar::RegularContainerIdConcept CI2,typename CM>
      StatusCode internalFindOverlaps(columnar::ObjectRange<CI1,CM> testCont, columnar::ObjectRange<CI2,CM> refCont) const;
 
  }; // class DeltaROverlapTool
 
} // namespace ORUtils
 
#endif