IegammaTrkRefitterTool.h

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/*
  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef EGAMMAINTERFACES_IEGAMMATRKREFITTERTOOL_H
#define EGAMMAINTERFACES_IEGAMMATRKREFITTERTOOL_H
 
/********************************************************************
NAME:     IxAODEgammaTrkRefitterTool.h
PACKAGE:  offline/Reconstruction/xAODEgamma/xAODEgammaInterfaces
CREATED:  Jul 2008
********************************************************************/
 
#include "GaudiKernel/IAlgTool.h"
#include "GaudiKernel/EventContext.h"
 
#include "TrkParameters/TrackParameters.h"
// Forward declarations
#include "xAODEgamma/ElectronFwd.h"
#include "xAODTracking/TrackParticleFwd.h"
#include "TrkTrack/Track.h"
#include <memory>
 
static const InterfaceID IID_egammaTrkRefitterTool("IegammaTrkRefitterTool", 1, 0);
 
class IegammaTrkRefitterTool : virtual public IAlgTool 
{
    public:
    static const InterfaceID& interfaceID() 
      { return IID_egammaTrkRefitterTool; };
  
    struct Cache {
      std::unique_ptr<Trk::Track>   refittedTrack; 
      const Trk::Perigee* refittedTrackPerigee;
      const Trk::Track*    originalTrack; 
      const Trk::Perigee*  originalTrackPerigee;
      const xAOD::Electron* electron; 
      Cache():refittedTrack(nullptr),
      refittedTrackPerigee(nullptr),
      originalTrack(nullptr),
      originalTrackPerigee(nullptr),
      electron(nullptr){
      }
    };
 
        virtual StatusCode  refitTrack(const EventContext& ctx,
                                   const Trk::Track*, 
                                   Cache& result) const = 0;
 
};
#endif