TrackParticleCompressorTool.h

Go to the documentation of this file.

// Dear emacs, this is -*- c++ -*-
 
/*
  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: TrackParticleCompressorTool.h 789457 2016-12-13 12:00:43Z krasznaa $
#ifndef XAODTRACKINGCNV_TRACKPARTICLECOMPRESSORTOOL_H
#define XAODTRACKINGCNV_TRACKPARTICLECOMPRESSORTOOL_H
 
// System include(s):
#include <memory>
 
// Gaudi/Athena include(s):
#include "AthenaBaseComps/AthAlgTool.h"
 
// CxxUtils include(s):
#include "CxxUtils/FloatCompressor.h"
 
// Local include(s):
#include "xAODTrackingCnv/ITrackParticleCompressorTool.h"
 
namespace xAODMaker {

   class TrackParticleCompressorTool : public AthAlgTool,
         public virtual ITrackParticleCompressorTool {
 
   public:
      TrackParticleCompressorTool( const std::string& type,
                                   const std::string& name,
                                   const IInterface* parent );

      StatusCode initialize() override;

      StatusCode compress( xAOD::TrackParticle& tp ) const override;
 
   private:
      int m_offDiagCovMatrixBits;
      int m_diagCovMatrixBits;
      // Flag to control compression scheme of off-diagonal elements
      bool m_useOffDiagCompr;

      std::unique_ptr< CxxUtils::FloatCompressor > m_diagCovMatrixCompressor;
 
   }; // class TrackParticleCompressorTool
 
} // namespace xAODMaker
 
#endif // XAODTRACKINGCNV_TRACKPARTICLECOMPRESSORTOOL_H