GeometryObject.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 2016-2020 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/Geometry/GeometryContext.hpp"
#include "Acts/Geometry/GeometryID.hpp"
#include "Acts/Geometry/Polyhedron.hpp"
#include "Acts/Utilities/BinningType.hpp"
#include "Acts/Utilities/Definitions.hpp"
#include "Acts/Utilities/Helpers.hpp"

namespace Acts {

class GeometryObject {
 public:
  GeometryObject() = default;

  GeometryObject(const GeometryObject&) = default;

  GeometryObject(const GeometryID& geoID) : m_geoID(geoID) {}

  GeometryObject& operator=(const GeometryObject& geoID) {
    if (&geoID != this) {
      m_geoID = geoID.m_geoID;
    }
    return *this;
  }

  const GeometryID& geoID() const;

  virtual const Vector3D binningPosition(const GeometryContext& gctx,
                                         BinningValue bValue) const = 0;

  virtual double binningPositionValue(const GeometryContext& gctx,
                                      BinningValue bValue) const;

  void assignGeoID(const GeometryID& geoID);

 protected:
  GeometryID m_geoID;
};

inline const GeometryID& GeometryObject::geoID() const {
  return m_geoID;
}

inline void GeometryObject::assignGeoID(const GeometryID& geoID) {
  m_geoID = geoID;
}

inline double GeometryObject::binningPositionValue(const GeometryContext& gctx,
                                                   BinningValue bValue) const {
  return VectorHelpers::cast(binningPosition(gctx, bValue), bValue);
}
}  // namespace Acts