ConversionVertexAssociationTool.cxx

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: ConversionVertexAssociationTool.cxx 605545 2014-07-09 04:51:09Z ssnyder $
#include "ConversionVertexAssociationTool.h"
#include "AthenaKernel/errorcheck.h"
 
 
namespace D3PD {
 
 
ConversionVertexAssociationTool::ConversionVertexAssociationTool (const std::string& type,
                                  const std::string& name,
                                  const IInterface* parent)
  : Base (type, name, parent),
    m_vxCounter(0),
    m_ph(0)
{
}
 
 
StatusCode ConversionVertexAssociationTool::reset (const xAOD::Photon& ph)
{
  m_vxCounter = 0;
  m_ph = &ph;
  return StatusCode::SUCCESS;
}
 
 
const xAOD::Vertex*
ConversionVertexAssociationTool::next ()
{
  if(!m_ph || m_vxCounter >= m_ph->nVertices())
    return 0;
 
  return m_ph->vertex(m_vxCounter++);
}
 
 
} // namespace D3PD