Geant4DetectorElement.hpp

Go to the documentation of this file. Or view the newest version in sPHENIX GitHub for file Geant4DetectorElement.hpp

// This file is part of the Acts project.
//
// Copyright (C) 2022 CERN for the benefit of the Acts project
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

#pragma once

#include "Acts/Definitions/Algebra.hpp"
#include "Acts/Geometry/DetectorElementBase.hpp"
#include "Acts/Geometry/GeometryContext.hpp"
#include "Acts/Geometry/detail/DefaultDetectorElementBase.hpp"
#include "Acts/Surfaces/Surface.hpp"

#include <memory>

class G4VPhysicalVolume;

namespace Acts {

class ISurfaceMaterial;
class Surface;

class Geant4DetectorElement : public DetectorElementBase {
 public:
  using ContextType = GeometryContext;

  Geant4DetectorElement(std::shared_ptr<Surface> surface,
                        const G4VPhysicalVolume& g4physVol,
                        const Transform3& toGlobal, ActsScalar thickness);

  const Transform3& transform(const GeometryContext& gctx) const override;

  const Surface& surface() const override;

  Surface& surface() override;

  ActsScalar thickness() const override;

  const G4VPhysicalVolume& g4PhysicalVolume() const;

 private:
  std::shared_ptr<Surface> m_surface;
  const G4VPhysicalVolume* m_g4physVol{nullptr};
  Transform3 m_toGlobal;
  ActsScalar m_thickness{0.};
};

}  // namespace Acts