JetTrackVtxAssoAlg.h

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// this is a -*- C++ -*- file
/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/

 
#ifndef JetTrackVtxAssoAlg_H
#define JetTrackVtxAssoAlg_H
 
#include "AnaAlgorithm/AnaReentrantAlgorithm.h"
#include "AsgTools/ToolHandle.h"
#include "AsgDataHandles/ReadHandleKey.h"
#include "AsgDataHandles/WriteHandleKey.h"
 
#include "JetEDM/TrackVertexAssociation.h"
 
#include "TrackVertexAssociationTool/ITrackVertexAssociationTool.h"
 
 
#include "xAODTracking/TrackParticleContainer.h"
#include "xAODTracking/VertexContainer.h" 
 
 
class JetTrackVtxAssoAlg : public EL::AnaReentrantAlgorithm { 
 
public:
 
  JetTrackVtxAssoAlg(const std::string & n, ISvcLocator* l) : EL::AnaReentrantAlgorithm(n,l) {}

  StatusCode  initialize() override;
  StatusCode  execute(const EventContext& ctx) const override;
 
private:
 
  std::unique_ptr<jet::TrackVertexAssociation>
  buildTrackVertexAssociation_withTool(const xAOD::TrackParticleContainer*, 
                                       const xAOD::VertexContainer*) const;
  // Constuct a TrackVertexAssociation using the older custom method
  // jet::TrackVertexAssociation* 
  std::unique_ptr<jet::TrackVertexAssociation>
  buildTrackVertexAssociation_custom(const xAOD::TrackParticleContainer*, 
                                     const xAOD::VertexContainer*) const;
 
  std::unique_ptr<jet::TrackVertexAssociation>
  makeTrackVertexAssociation(const xAOD::TrackParticleContainer*, 
                             const xAOD::VertexContainer*,
                             bool useCustom) const;
 
  
  ToolHandle<CP::ITrackVertexAssociationTool> m_tvaTool {this, "TrackVertexAssoTool", "", "CP::ITrackVertexAssociationTool instance" };
 
  // old Configurable parameters
 
  Gaudi::Property<float> m_transDistMax= {this, "MaxTransverseDistance",10e6, ""};
  Gaudi::Property<float> m_longDistMax = {this , "MaxLongitudinalDistance",10e6 , ""};
  Gaudi::Property<float> m_maxZ0SinTheta = {this, "MaxZ0SinTheta", 10e6, ""};
 
  SG::ReadHandleKey<xAOD::TrackParticleContainer> m_trackContainer_key = {this, "TrackParticleContainer", "" , "" };
  SG::ReadHandleKey<xAOD::VertexContainer> m_vertexContainer_key = {this, "VertexContainer", "" , "" };
  SG::WriteHandleKey<jet::TrackVertexAssociation> m_tva_key = {this, "TrackVertexAssociation", "" , "Output name of jet::TrackVertexAssociation" };
  
  
};
 
#endif