Use span-based tessellation

To use span-based tessellation

1. In the Tessellation section of the surface’s Attribute Editor, turn on Enable Advanced Tessellation and set Mode U and Mode V to Per Span # of Isoparms. Guidelines are as follows:

To use span-based tessellation

1. Turn on Smooth Edge. Open the Common Tesselation Options section of the Attribute Editor to access the Smooth Edge check box.