Hi @Anonymous
Opening is a contour inside panel and it is not meshed
Example code below
Dim Robject As RobotObjObject
Dim Rcontour As New RobotGeoContour
Dim Segment(4) As New RobotGeoSegmentLine
Segment(1).P1.Set 0, 0, 0
Rcontour.Add Segment(1)
Segment(2).P1.Set 10, 0, 0
Rcontour.Add Segment(2)
Segment(3).P1.Set 10, 0, 5
Rcontour.Add Segment(3)
Segment(4).P1.Set 0, 0, 5
Rcontour.Add Segment(4)
Rcontour.Initialize
DrawPanel = RobApp.Project.Structure.Objects.FreeNumber
Set Robject = RobApp.Project.Structure.Objects.Create(DrawPanel)
Robject.Main.Geometry = Rcontour
Robject.Main.Attribs.Meshed = True
Robject.Initialize
Robject.Update
Dim Ocontour As New RobotGeoContour
Segment(1).P1.Set 1, 0, 1
Ocontour.Add Segment(1)
Segment(2).P1.Set 2, 0, 1
Ocontour.Add Segment(2)
Segment(3).P1.Set 2, 0, 2
Ocontour.Add Segment(3)
Segment(4).P1.Set 1, 0, 2
Ocontour.Add Segment(4)
Ocontour.Initialize
DrawOp = RobApp.Project.Structure.Objects.FreeNumber
Set Robject = RobApp.Project.Structure.Objects.Create(DrawOp)
Robject.Main.Geometry = Ocontour
Robject.Initialize
Robject.Update

Rafal Gaweda