SecVertexMergingTool.h

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/*
  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
*/
//Author: Lianyou Shan <lianyou.shan@cern.ch>
 
 #ifndef TrkVertexTools_SecVertexMergingTool_H
 #define TrkVertexTools_SecVertexMergingTool_H
 
#include "AthenaBaseComps/AthAlgTool.h"
#include "GaudiKernel/ToolHandle.h"
#include "TrkVertexFitterInterfaces/IVertexMergingTool.h"
#include "TrkVertexFitterInterfaces/IVertexFitter.h"
 
 
//xAOD include
#include "xAODTracking/VertexFwd.h"
#include "xAODTracking/TrackParticleFwd.h"
#include "xAODTracking/VertexContainerFwd.h"
#include "xAODTracking/VertexAuxContainer.h"
#include "xAODTracking/TrackParticleContainerFwd.h"
#include "xAODTracking/TrackParticleAuxContainer.h"

 
 namespace Trk
 {
  class IVertexFitter; 
 
  class SecVertexMergingTool : public AthAlgTool, virtual public IVertexMergingTool
  {
  public:
    virtual StatusCode initialize() override; 
    virtual StatusCode finalize() override;
    
    SecVertexMergingTool(const std::string& t, const std::string& n, const IInterface*  p);
    
    virtual ~SecVertexMergingTool();
    
    virtual std::pair<xAOD::VertexContainer*, xAOD::VertexAuxContainer*>
    mergeVertexContainer(const xAOD::VertexContainer& MyVxCont) const override;
 
  private:
    
    int m_Compatidime ;  // Lianyou added
    float m_minDist ;
    ToolHandle< Trk::IVertexFitter > m_iVertexFitter;
 
    bool checkCompatibility( const xAOD::Vertex * vx1, const xAOD::Vertex * vx2 ) const;
     
  }; //end of class description
 }//end of namespace definition
 
 #endif