circle.hpp

#pragma once
 
#include "vipra/geometry/f3d.hpp"
#include "vipra/geometry/line.hpp"
 
#include "vipra/macros/performance.hpp"
 
namespace VIPRA::Geometry {
class Circle {
  // TODO(rolland): issue #17 add more
 public:
  constexpr Circle(VIPRA::f3d center, VIPRA::f_pnt radius)
      : _center(center), _radius(radius)
  {
  }
 
  [[nodiscard]] VIPRA_INLINE constexpr auto center() const -> const VIPRA::f3d&
  {
    return _center;
  }
  [[nodiscard]] VIPRA_INLINE constexpr auto radius() const -> const VIPRA::f_pnt&
  {
    return _radius;
  }

  [[nodiscard]] VIPRA_INLINE constexpr auto is_inside(VIPRA::f3d point) const -> bool
  {
    return (point.distance_to(_center) <= _radius);
  }
 
  [[nodiscard]] VIPRA_INLINE constexpr auto does_intersect(
      VIPRA::Geometry::Line line) const noexcept -> bool
  {
    return line.closest_point(_center).distance_to(_center) <= _radius;
  }
 
 private:
  VIPRA::f3d   _center;
  VIPRA::f_pnt _radius{};
};
 
}  // namespace VIPRA::Geometry