Sub Example_Add3DPoly()
    
    Dim polyObj As Acad3DPolyline
    Dim points(0 To 8) As Double
    
    ' Создайте массив точек
    points(0) = 0: points(1) = 0: points(2) = 0
    points(3) = 10: points(4) = 10: points(5) = 10
    points(6) = 30: points(7) = 20: points(8) = 30
    
    ' Создайте 3DPolyline в пространстве модели
    Set polyObj = ThisDrawing.ModelSpace.Add3DPoly(points)
    ZoomAll
    
End Sub