CompoundLayer.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
 
// CompoundLayer.h, (c) ATLAS Detector software
 
#ifndef TRKGEOMETRY_COMPOUNDLAYER_H
#define TRKGEOMETRY_COMPOUNDLAYER_H
 
class MsgStream;
 
#include "GeoPrimitives/GeoPrimitives.h"
// Trk
#include "TrkDetDescrUtils/BinnedArray.h"
#include "TrkDetDescrUtils/LayerIndex.h"
#include "TrkEventPrimitives/PropDirection.h"
#include "TrkGeometry/Layer.h"
#include "TrkGeometry/LayerMaterialProperties.h"
#include "TrkGeometry/OverlapDescriptor.h"
#include "TrkParameters/TrackParameters.h"
 
// STL
#include <vector>
 
namespace Trk {
 
class CompoundLayer {
 public:
  CompoundLayer() {}
  virtual ~CompoundLayer();
 
  virtual const Layer& layerRepresentation() const = 0;
 
  std::vector<const Surface*> constituentSurfaces() const;
 
  virtual std::vector<const Surface*> closestSurfaces(
      const Amg::Vector3D& gp, const Amg::Vector3D& dir,
      bool alsoBackward = false) const;
 
  bool isOnCompoundLayer(const Amg::Vector3D& gp, double thickness) const;
 
 protected:
  void resize(const VolumeBounds&, double) const {};
 
  std::vector<const Surface*> m_surfaces;  
};
 
inline std::vector<const Surface*> CompoundLayer::constituentSurfaces() const {
  return m_surfaces;
}
inline std::vector<const Surface*> CompoundLayer::closestSurfaces(
    const Amg::Vector3D&, const Amg::Vector3D&, bool) const {
  return m_surfaces;
}
 
}  // namespace Trk
 
#endif  // TRKGEOMETRY_COMPOUNDLAYER_H