Curve is now closed. Select another object to close or open. Select another object to close or open. If you select a U directional isoparm, the surface is closed in the V direction. If you select a V directional isoparm, the surface is closed in the U direction.
Curve is now open.
Select another object to close or open. Select another object to close or open. The start CV is identified by the small box-shaped icon on the control hull. To help determine the open or closed status of a curve or surface, you can use a Curve Locator . For information on using Curve and Surface Locators , see Locators .