Sub Example_AddTorus()
    ' Этот пример создает тор в пространстве модели.
    
    Dim torusObj As Acad3DSolid
    Dim centerPoint(0 To 2) As Double
    Dim torusRadius As Double
    Dim tubeRadius As Double
    
    ' Определите тор
    centerPoint(0) = 5: centerPoint(1) = 5: centerPoint(2) = 0
    torusRadius = 15
    tubeRadius = 5
    
    ' Создайте тор
    Set torusObj = ThisDrawing.ModelSpace.AddTorus(centerPoint, torusRadius, tubeRadius)
            
     ' Измените направление рассмотрения области просмотра
    Dim NewDirection(0 To 2) As Double
    NewDirection(0) = -1: NewDirection(1) = -1: NewDirection(2) = 1
    ThisDrawing.ActiveViewport.direction = NewDirection
    ThisDrawing.ActiveViewport = ThisDrawing.ActiveViewport
    ZoomAll

End Sub