public static bool Intersects(this QuadF q, in QuadF other)
 public static bool Contains(this QuadF q, Vector2 p)
 => QuadF.ContainsPoint(q, p);
 public static bool Intersects(this QuadF q, in BoxF b)
 public static void GetBounds(this QuadF q, out BoxF b)
 => QuadF.BoundingBox(q, out b);
 public static void GetCorners(this QuadF q, out Vector2 tl, out Vector2 br, out Vector2 tr, out Vector2 bl)
 => QuadF.Corners(q, out tl, out br, out tr, out bl);
 public static bool Contains(this QuadF q, in QuadF other)
 public static bool Contains(this QuadF q, in BoxF b)