MaterialLayer.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/

// MaterialLayer.h, (c) ATLAS Detector software
 
#ifndef TRKGEOMETRY_MATERIALLAYER_H
#define TRKGEOMETRY_MATERIALLAYER_H
 
class MsgStream;
 
#include "GeoPrimitives/GeoPrimitives.h"
#include "TrkEventPrimitives/PropDirection.h"
#include "TrkGeometry/Layer.h"
#include "TrkGeometry/LayerMaterialProperties.h"
#include "TrkParameters/TrackParameters.h"
#include "TrkSurfaces/Surface.h"
//
#include <memory>
namespace Trk {

 
class MaterialLayer : public Layer {
 public:
  MaterialLayer() = default;
  virtual ~MaterialLayer() = default;

  virtual const Surface& surfaceRepresentation() const override = 0;
  virtual Surface& surfaceRepresentation() override = 0;
  virtual bool isOnLayer(
      const Amg::Vector3D& gp,
      const BoundaryCheck& bcheck = BoundaryCheck(true)) const override = 0;
  virtual void moveLayer(Amg::Transform3D&) override final {};
  virtual void resizeLayer(const VolumeBounds&, double) override final {}
  virtual void resizeAndRepositionLayer(const VolumeBounds&,
                                        const Amg::Vector3D&,
                                        double) override final {}
};
 
class MaterialLayerOwnSurf final : public MaterialLayer {
 public:
  virtual ~MaterialLayerOwnSurf() = default;
  MaterialLayerOwnSurf(std::unique_ptr<Surface> surfaceRepresentation,
                       std::unique_ptr<LayerMaterialProperties> mlprop)
      : Trk::MaterialLayer(),
        m_surfaceRepresentation(std::move(surfaceRepresentation)) {
    m_layerMaterialProperties = std::move(mlprop);
    m_layerThickness = 1.;
  }
 
  virtual const Surface& surfaceRepresentation() const override final {
    return *(m_surfaceRepresentation.get());
  }
  virtual Surface& surfaceRepresentation() override final {
    return *(m_surfaceRepresentation.get());
  }
  virtual bool isOnLayer(
      const Amg::Vector3D& gp,
      const BoundaryCheck& bcheck = BoundaryCheck(true)) const override final {
    return m_surfaceRepresentation.get()->isOnSurface(gp, bcheck);
  }
 
 private:
  std::unique_ptr<Surface> m_surfaceRepresentation{};
};
 
class MaterialLayerNoOwnSurf : public MaterialLayer {
 public:
  virtual ~MaterialLayerNoOwnSurf() = default;

  MaterialLayerNoOwnSurf(Surface* surfaceRepresentation,
                         std::unique_ptr<LayerMaterialProperties> mlprop)
      : Trk::MaterialLayer(), m_surfaceRepresentation(surfaceRepresentation) {
    m_layerMaterialProperties = std::move(mlprop);
    m_layerThickness = 1.;
  }
 
  virtual const Surface& surfaceRepresentation() const override final {
    return *m_surfaceRepresentation;
  }
  virtual Surface& surfaceRepresentation() override final {
    return *m_surfaceRepresentation;
  }
  virtual bool isOnLayer(
      const Amg::Vector3D& gp,
      const BoundaryCheck& bcheck = BoundaryCheck(true)) const override final {
    return m_surfaceRepresentation->isOnSurface(gp, bcheck);
  }
 
 private:
  Surface* m_surfaceRepresentation{};
};
 
}  // namespace Trk
 
#endif  // TRKGEOMETRY_MATERIALLAYER_H