private static void SpaceDebugDrawFatSegmentCallback(Vect a, Vect b, double radius, DebugColor outlineColor, DebugColor fillColor, voidptr_t data)
        {
            IDebugDraw debugDraw = NativeInterop.FromIntPtr <IDebugDraw>(data);

            debugDraw.DrawFatSegment(a, b, radius, outlineColor, fillColor);
        }