Using Programming Languages other than VBA

Sub Example_AddExtrudedSolidAlongPath()
    ' This example extrudes a solid from a region
    ' along a path defined by a spline.
    ' The region is created from an arc and a line.
    
    Dim curves(0 To 1) As AcadEntity

    ' Define the arc
    Dim centerPoint(0 To 2) As Double
    Dim radius As Double
    Dim startAngle As Double
    Dim endAngle As Double
    centerPoint(0) = 5#: centerPoint(1) = 3#: centerPoint(2) = 0#
    radius = 2#
    startAngle = 0
    endAngle = 3.141592
    Set curves(0) = ThisDrawing.ModelSpace.AddArc(centerPoint, radius, startAngle, endAngle)
    
    ' Define the line
    Set curves(1) = ThisDrawing.ModelSpace.AddLine(curves(0).startPoint, curves(0).endPoint)
        
    ' Create the region
    Dim regionObj As Variant
    regionObj = ThisDrawing.ModelSpace.AddRegion(curves)
    
    ' Define the extrusion path (spline object)
    Dim splineObj As AcadSpline
    Dim startTan(0 To 2) As Double
    Dim endTan(0 To 2) As Double
    Dim fitPoints(0 To 8) As Double
    
    ' Define the Spline Object
    startTan(0) = 10: startTan(1) = 10: startTan(2) = 10
    endTan(0) = 10: endTan(1) = 10: endTan(2) = 10
    fitPoints(0) = 0: fitPoints(1) = 10: fitPoints(2) = 10
    fitPoints(0) = 10: fitPoints(1) = 10: fitPoints(2) = 10
    fitPoints(0) = 15: fitPoints(1) = 10: fitPoints(2) = 10
    Set splineObj = ThisDrawing.ModelSpace.AddSpline(fitPoints, startTan, endTan)
    
    ' Create the solid
    Dim solidObj As Acad3DSolid
    Set solidObj = ThisDrawing.ModelSpace.AddExtrudedSolidAlongPath(regionObj(0), splineObj)
    ZoomAll
    
End Sub

 

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