IPropagationEngine.h

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
// IPropagationEngine.h, (c) ATLAS Detector software
 
#ifndef TRKEXINTERFACES_IPROPAGATIONENGINE_H
#define TRKEXINTERFACES_IPROPAGATIONENGINE_H
 
// Gaudi
#include "GaudiKernel/IAlgTool.h"
// Trk
#include "TrkExUtils/ExtrapolationCell.h"
#include "TrkParameters/TrackParameters.h"
#include "TrkNeutralParameters/NeutralParameters.h"
 
namespace Trk {
  
  static const InterfaceID IID_IPropagationEngine("IPropagationEngine", 1, 0);
  
  typedef ExtrapolationCell<TrackParameters>   ExCellCharged;
  typedef ExtrapolationCell<NeutralParameters> ExCellNeutral;
  
  class IPropagationEngine : virtual public IAlgTool {
 
    public:
     
      virtual ~IPropagationEngine(){}
 
      static const InterfaceID& interfaceID() { return IID_IPropagationEngine; }
 
      virtual ExtrapolationCode propagate(ExCellCharged& ecCell,
                                          const Surface& sf,
                                          PropDirection dir=alongMomentum,
                                          BoundaryCheck bcheck = true,
                                          bool returnCurvilinear = true) const = 0;                                                                                         
 
      virtual ExtrapolationCode propagate(ExCellNeutral& enCell,
                                          const Surface& sf,
                                          PropDirection dir=alongMomentum,
                                          BoundaryCheck bcheck = true,
                                          bool returnCurvilinear = true) const = 0;
       
    protected:
      std::string m_sopPrefix;            
      std::string m_sopPostfix;           
 
  };
      
 
} // end of namespace
 
#endif // TRKEXINTERFACES_INAVIGATIONENGINE_H