RecTrackParticleContainerCnvTool.cxx

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id$
// EDM include(s):
#include "xAODTracking/TrackParticle.h"
#include "xAODTracking/TrackParticleContainer.h"
#include "Particle/TrackParticleContainer.h"
 
// Local include(s):
#include "RecTrackParticleContainerCnvTool.h"
 
 
 
namespace xAODMaker {
 
  RecTrackParticleContainerCnvTool::RecTrackParticleContainerCnvTool( const std::string& type, 
                                      const std::string& name,
                                      const IInterface* parent )
    : AthAlgTool( type, name, parent ),
      m_particleCreator("Trk::TrackParticleCreatorTool/TrackParticleCreatorTool")
  {
    
    // Declare the interface(s) provided by the tool:
    declareInterface< IRecTrackParticleContainerCnvTool >( this );
    declareProperty( "TrackParticleCreator" , m_particleCreator );
  }
  
  StatusCode RecTrackParticleContainerCnvTool::initialize() {
    // Greet the user:
    ATH_MSG_DEBUG( "Initializing RecTrackParticleContainerCnvTool"  );
    ATH_CHECK( m_particleCreator.retrieve() );
 
    return StatusCode::SUCCESS;
  }
 
  StatusCode RecTrackParticleContainerCnvTool::convert( const EventContext& ctx, const Rec::TrackParticleContainer* aod,
                            xAOD::TrackParticleContainer* xaod, const xAOD::Vertex* /*vtx*/ ) const {
    
    ATH_MSG_DEBUG( "Sizes of containers before conversion: aod, xaod: " << aod->size() << ", " << xaod->size() );
    Rec::TrackParticleContainer::const_iterator itr = aod->begin();
    Rec::TrackParticleContainer::const_iterator end = aod->end();
 
        for( ;itr!=end;++itr ) {
      // Create the xAOD object:
      if (!(*itr)) {
        ATH_MSG_WARNING("Empty element in container!");
        continue;
      }
      xAOD::TrackParticle* particle = createParticle(ctx, xaod, aod, *itr);
 
      if(!particle){
        ATH_MSG_WARNING("Failed to create a TrackParticle");
        continue;
      }      
    }
 
    ATH_MSG_DEBUG( "Sizes of containers after conversion: aod, xaod: " << aod->size() << ", " << xaod->size() );
 
    return StatusCode::SUCCESS;    
  }
 
  StatusCode RecTrackParticleContainerCnvTool::convertAndAugment( const EventContext& /*ctx*/, const Rec::TrackParticleContainer* aod,
                            xAOD::TrackParticleContainer* xaod, const ObservedTrackMap* trk_map, const xAOD::Vertex* /*vtx*/ ) const {
    
    ATH_MSG_DEBUG( "Sizes of containers before conversion: aod, xaod, trk_map: " << aod->size() << ", " << xaod->size() << ", "<< trk_map->size() );
    ATH_MSG_DEBUG( "convertAndAugment should not be called using IRecTrackParticleContainerCnvTool!" );
    return StatusCode::FAILURE;    
  }
 
  xAOD::TrackParticle* RecTrackParticleContainerCnvTool::createParticle( const EventContext& ctx,
                                     xAOD::TrackParticleContainer* xaod,
                                     const Rec::TrackParticleContainer* , 
                                     const Rec::TrackParticle* tp) const
  {
    // create the xAOD::TrackParticle, the pointer is added to the container in the function
    return m_particleCreator->createParticle( ctx, *tp, xaod );
  } // createParticleAndTruth
 
  StatusCode RecTrackParticleContainerCnvTool::setParticleCreatorTool(ToolHandle<Trk::ITrackParticleCreatorTool> *tool)
  {
    ATH_MSG_DEBUG( "In setParticleCreatorTool" );
    m_particleCreator = *tool;
 
    return StatusCode::SUCCESS;
  }
 
} // namespace xAODMaker