This video demonstrates a workflow to import a surface perimeter as an exterior boundary. This workflow is particularly useful to prevent previously deleted triangles from being redisplayed in the event the surface is re-triangulated.
Click the video below to play it. To view in fullscreen mode, first click the YouTube link at the bottom of the video to launch the video on the YouTube site. Then, click the fullscreen button (rightmost button at bottom of video).
Recorded in 1280 x 720 resolution.