public struct Vector2
{
    public float X, Y;

    public Vector2(float x, float y) { X = x; Y = y; }

    public float Length => MathF.Sqrt(X * X + Y * Y);
    public float LengthSquared => X * X + Y * Y;

    // Returns a normalized copy
    public Vector2 Normalized()
    {
        float length = Length;
        if (length > 0.0001f)
            return new Vector2(X / length, Y / length);
        return new Vector2(0, 0);
    }

    // Normalizes in place
    public void Normalize()
    {
        float length = Length;
        if (length > 0.0001f)
        {
            X /= length;
            Y /= length;
        }
    }

    // Static normalize
    public static Vector2 Normalize(Vector2 v) => v.Normalized();

    // Operators
    public static Vector2 operator *(Vector2 v, float s) => new Vector2(v.X * s, v.Y * s);
    public static Vector2 operator *(float s, Vector2 v) => new Vector2(v.X * s, v.Y * s);
    public static Vector2 operator /(Vector2 v, float s) => new Vector2(v.X / s, v.Y / s);
    public static Vector2 operator +(Vector2 a, Vector2 b) => new Vector2(a.X + b.X, a.Y + b.Y);
    public static Vector2 operator -(Vector2 a, Vector2 b) => new Vector2(a.X - b.X, a.Y - b.Y);
}