EBGeometry_Triangle.hpp

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// SPDX-FileCopyrightText: 2024 Robert Marskar <robert.marskar@sintef.no>
//
// SPDX-License-Identifier: GPL-3.0-or-later
 
#ifndef EBGEOMETRY_TRIANGLE_HPP
#define EBGEOMETRY_TRIANGLE_HPP
 
// Std includes
#include <array>
#include <type_traits>
 
// Our includes
#include "EBGeometry_Vec.hpp"
 
namespace EBGeometry {
 
template <class T, class Meta>
class Triangle
{
  static_assert(std::is_floating_point_v<T>, "T must be a floating-point type");
 
public:
  using Vec2 = Vec2T<T>;
 
  using Vec3 = Vec3T<T>;
 
  Triangle() noexcept = default;
 
  Triangle(const Triangle& a_otherTriangle) noexcept = default;
 
  Triangle(Triangle&& a_otherTriangle) noexcept = default;
 
  Triangle(const std::array<Vec3, 3>& a_vertexPositions) noexcept;
 
  ~Triangle() noexcept = default;
 
  Triangle&
  operator=(const Triangle& a_otherTriangle) noexcept = default;
 
  Triangle&
  operator=(Triangle&& a_otherTriangle) noexcept = default;
 
  void
  setNormal(const Vec3& a_normal) noexcept;
 
  void
  setVertexPositions(const std::array<Vec3, 3>& a_vertexPositions) noexcept;
 
  void
  setVertexNormals(const std::array<Vec3, 3>& a_vertexNormals) noexcept;
 
  void
  setEdgeNormals(const std::array<Vec3, 3>& a_edgeNormals) noexcept;
 
  void
  setMetaData(const Meta& a_metaData) noexcept;
 
  void
  computeNormal() noexcept;
 
  [[nodiscard]] const Vec3&
  getNormal() const noexcept;
 
  [[nodiscard]] const std::array<Vec3, 3>&
  getVertexPositions() const noexcept;
 
  [[nodiscard]] const std::array<Vec3, 3>&
  getVertexNormals() const noexcept;
 
  [[nodiscard]] const std::array<Vec3, 3>&
  getEdgeNormals() const noexcept;
 
  [[nodiscard]] const Meta&
  getMetaData() const noexcept;
 
  [[nodiscard]] T
  signedDistance(const Vec3& a_point) const noexcept;
 
protected:
  Vec3 m_triangleNormal = Vec3::max();
 
  std::array<Vec3, 3> m_vertexPositions{Vec3::max(), Vec3::max(), Vec3::max()};
 
  std::array<Vec3, 3> m_vertexNormals{Vec3::max(), Vec3::max(), Vec3::max()};
 
  std::array<Vec3, 3> m_edgeNormals{Vec3::max(), Vec3::max(), Vec3::max()};
 
  Meta m_metaData;
};
} // namespace EBGeometry
 
#include "EBGeometry_TriangleImplem.hpp" // NOLINT
 
#endif