Sub Example_Mirror3D()
    'Этот пример создает поле в пространстве модели и отражает поле относительно плоскости.
    
    Dim boxObj As Acad3DSolid
    Dim length As Double, width As Double, height As Double
    Dim center(0 To 2) As Double
    
    'Определите поле
    center(0) = 5#: center(1) = 5#: center(2) = 0
    length = 5#: width = 7: height = 10#
    
    'Создайте объект поля (3DSolid) в пространстве модели
    Set boxObj = ThisDrawing.ModelSpace.AddBox(center, length, width, height)
    
    'Определите плоскость зеркального отражения по трем точкам
    Dim mirrorPt1(0 To 2) As Double
    Dim mirrorPt2(0 To 2) As Double
    Dim mirrorPt3(0 To 2) As Double
    
    mirrorPt1(0) = 1.25: mirrorPt1(1) = 0: mirrorPt1(2) = 0
    mirrorPt2(0) = 1.25: mirrorPt2(1) = 2: mirrorPt2(2) = 0
    mirrorPt3(0) = 1.25: mirrorPt3(1) = 2: mirrorPt3(2) = 2
    
    'Отразите поле
    Dim mirrorBoxObj As Acad3DSolid
    Set mirrorBoxObj = boxObj.Mirror3D(mirrorPt1, mirrorPt2, mirrorPt3)
    
    '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