#ifndef VECTORMATH_H
#define VECTORMATH_H
#include "SFML/Graphics.hpp"

float GetSqrLength(sf::Vector2f v)
{
    return v.x*v.x+v.y*v.y;
}

sf::Vector2f normalize(sf::Vector2f v)
{
    sf::Vector2f a = v;
    float norm = std::sqrt(GetSqrLength(a));
    if(norm>0.f)
    {
        a.x/=norm;
        a.y/=norm;
    }
    return a;
}


#endif // VECTORMATH_H