Эллипс

#include <Shape.hpp>
 
class EllipseShape : public sf::Shape
{
public :
 
    explicit EllipseShape(const sf::Vector2f& radius = sf::Vector2f(0, 0)) :
    m_radius(radius)
    {
        update();
    }
 
    void setRadius(const sf::Vector2f& radius)
    {
        m_radius = radius;
        update();
    }
 
    const sf::Vector2f& getRadius() const
    {
        return m_radius;
    }
 
    virtual unsigned int getPointCount() const
    {
        return 30; // fixed, but could be an attribute of the class if needed
    }
 
    virtual sf::Vector2f getPoint(unsigned int index) const
    {
        static const float pi = 3.141592654f;
 
        float angle = index * 2 * pi / getPointCount() - pi / 2;
        float x = std::cos(angle) * m_radius.x;
        float y = std::sin(angle) * m_radius.y;
 
        return sf::Vector2f(m_radius.x + x, m_radius.y + y);
    }
 
private :
 
    sf::Vector2f m_radius;
};
 
 
 
int main()
{
   EllipseShape shape(sf::Vector2f(120, 50));
}