Share Email Facebook Twitter LinkedIn SPLFRAME (System Variable) Controls the display of helixes and smoothed mesh objects. Type:IntegerSaved in:DrawingInitial value:0 0 Does not display the control polygon for helixes. Displays smoothed mesh objects if they have been smoothed. Does not display the invisible edges of 3D faces or polyface meshes. 1 Displays the control polygon for helixes. Displays unsmoothed mesh objects, even if they have been smoothed. Displays the edges of 3D faces and polyface meshes.