Using Programming Languages other than VBA

Sub Example_Boolean()
	' This example creates a box and a cylinder in model space.
	' It then performs a Boolean operation on the two solids.

	Dim boxObj As Acad3DSolid
	Dim boxLength As Double, boxWidth As Double, boxHeight As Double
	Dim boxCenter(0 To 2) As Double
	boxCenter(0) = 5#: boxCenter(1) = 5#: boxCenter(2) = 0
	boxLength = 10#: boxWidth = 7: boxHeight = 10#

	' Create the box (3DSolid) object in model space
	Set boxObj = ThisDrawing.ModelSpace.AddBox(boxCenter, boxLength, boxWidth, boxHeight)

	' Define the cylinder
	Dim cylinderObj As Acad3DSolid
	Dim cylinderCenter(0 To 2) As Double
	Dim cylinderRadius As Double
	Dim cylinderHeight As Double
	cylinderCenter(0) = 0#: cylinderCenter(1) = 0#: cylinderCenter(2) = 0#
	cylinderRadius = 5#
	cylinderHeight = 20#

	' Create the Cylinder (3DSolid) object in model space
	Set cylinderObj = ThisDrawing.ModelSpace.AddCylinder(cylinderCenter, cylinderRadius, cylinderHeight)

	' Change the viewing direction of the viewport
	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

	' Perform an intersection on the two solids
	MsgBox "Perform an intersection on the two solids.", vbOKOnly, "Boolean Example"
	boxObj.Boolean acIntersection, cylinderObj
	ThisDrawing.Regen True

	MsgBox "Intersection complete.", , "Boolean Example"

End Sub