EBGeometry_ImplicitFunction.hpp

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// SPDX-FileCopyrightText: 2022 Robert Marskar <robert.marskar@sintef.no>
//
// SPDX-License-Identifier: GPL-3.0-or-later
 
#ifndef EBGEOMETRY_IMPLICITFUNCTION_HPP
#define EBGEOMETRY_IMPLICITFUNCTION_HPP
 
// Std includes
#include <type_traits>
#include <vector>
 
// Our includes
#include "EBGeometry_BoundingVolumes.hpp"
#include "EBGeometry_Vec.hpp"
 
namespace EBGeometry {
 
template <class T>
class ImplicitFunction
{
  static_assert(std::is_floating_point_v<T>, "T must be a floating-point type");
 
public:
  ImplicitFunction() = default;
 
  virtual ~ImplicitFunction() = default;
 
  [[nodiscard]] virtual T
  value(const Vec3T<T>& a_point) const noexcept = 0;
 
  [[nodiscard]] T
  operator()(const Vec3T<T>& a_point) const noexcept;
 
  template <class BV>
  [[nodiscard]] inline BV
  approximateBoundingVolumeOctree(const Vec3T<T>&    a_initialLowCorner,
                                  const Vec3T<T>&    a_initialHighCorner,
                                  const unsigned int a_maxTreeDepth,
                                  const T&           a_safety = 0.0) const;
};
 
} // namespace EBGeometry
 
#include "EBGeometry_ImplicitFunctionImplem.hpp"
 
#endif