PerigeeCovarianceAssociationTool.cxx

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: PerigeeCovarianceAssociationTool.cxx 281348 2010-02-24 23:15:11Z zaidan $
 
#include "PerigeeCovarianceAssociationTool.h"
 
//#include "TrkParameters/Perigee.h"
//#include "TrkParameters/TrackParameters.h"
//#include "TrkEventPrimitives/ErrorMatrix.h"
#include "AthenaKernel/errorcheck.h"
 
 
namespace D3PD {

PerigeeCovarianceAssociationTool::PerigeeCovarianceAssociationTool
  (const std::string& type,
   const std::string& name,
   const IInterface* parent)
    : Base (type, name, parent)
{
}

  const AmgSymMatrix(5) * PerigeeCovarianceAssociationTool::get(const Trk::TrackParameters& p)
{
  // cast to MeasuredPerigee
  //const Trk::MeasuredPerigee *measPerigee = dynamic_cast<const Trk::MeasuredPerigee *>(&p);
  const AmgSymMatrix(5) * cov  = p.covariance();
  if (cov) {
    // return pointer to Covariance Matrix
    return cov;
  }else{
    REPORT_MESSAGE (MSG::WARNING) << "Could not cast Trk::Perigee to Trk::MeasuredPerigee";
  }
 
  return 0;
}
 
} // namespace D3PD