BoundingSphere.h

#pragma once
 
#include <CesiumGeometry/CullingResult.h>
#include <CesiumGeometry/Library.h>
 
#include <glm/fwd.hpp>
#include <glm/vec3.hpp>
 
namespace CesiumGeometry {
 
class Plane;

class CESIUMGEOMETRY_API BoundingSphere final {
public:
  constexpr BoundingSphere(const glm::dvec3& center, double radius) noexcept
      : _center(center), _radius(radius) {}

  constexpr const glm::dvec3& getCenter() const noexcept {
    return this->_center;
  }

  constexpr double getRadius() const noexcept { return this->_radius; }

  CullingResult intersectPlane(const Plane& plane) const noexcept;

  double
  computeDistanceSquaredToPosition(const glm::dvec3& position) const noexcept;

  bool contains(const glm::dvec3& position) const noexcept;

  BoundingSphere transform(const glm::dmat4& transformation) const noexcept;
 
private:
  glm::dvec3 _center;
  double _radius;
};
 
} // namespace CesiumGeometry