def load_Rx(text_file_objx, color=None):
    vertices_multilinex = Loader.load_object_vertices(text_file_objx)
    Rx = Loader.create_obj_from_vertices(vertices_multilinex)
    if color is not None:
        Rx.color = color
    Rx = Obj(Rx, vertices_multilinex)
    return Rx
def load_circle(size=4, points=24):
    circle_load = Loader()
    circle_load.create_circle_file(int(size), int(points))
    vertices_circle = Loader.load_object_vertices(text_file_obj_circle)
    circle = Loader.create_obj_from_vertices(vertices_circle)
    circle.color = color.blue

    circle = Obj(circle, vertices_circle)
    return circle