Kaba class Cube ed

class Cube extends Geometry
    var edge: Edge[]
    var is_closed: bool
    var polygon: Polygon[]
    var vertex: Vertex[]

    # constructors
    func mut __init__(pos: vec3, dv1: vec3, dv2: vec3, dv3: vec3, num_1: i32, num_2: i32, num_3: i32)