EBGeometry_SignedDistanceFunction.hpp

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// SPDX-FileCopyrightText: 2022 Robert Marskar <robert.marskar@sintef.no>
//
// SPDX-License-Identifier: GPL-3.0-or-later
 
#ifndef EBGEOMETRY_SIGNEDDISTANCEFUNCTION_HPP
#define EBGEOMETRY_SIGNEDDISTANCEFUNCTION_HPP
 
// Std includes
#include <type_traits>
 
// Our includes
#include "EBGeometry_ImplicitFunction.hpp"
#include "EBGeometry_Vec.hpp"
 
namespace EBGeometry {
 
template <class T>
class SignedDistanceFunction : public ImplicitFunction<T>
{
  static_assert(std::is_floating_point_v<T>, "T must be a floating-point type");
 
public:
  SignedDistanceFunction() = default;
 
  ~SignedDistanceFunction() override = default;
 
  [[nodiscard]] T
  value(const Vec3T<T>& a_point) const noexcept final;
 
  [[nodiscard]] virtual T
  signedDistance(const Vec3T<T>& a_point) const noexcept = 0;
 
  [[nodiscard]] inline virtual Vec3T<T>
  normal(const Vec3T<T>& a_point, const T& a_delta) const noexcept;
};
 
} // namespace EBGeometry
 
#include "EBGeometry_SignedDistanceFunctionImplem.hpp"
 
#endif