An example of what FrustumClipping is doing shown on a wireframe http://www.allforthecode.co.uk/aftc/forum/user/modules/forum/article.php?index=4&subindex=2&aid=243
An example of clipping, render modes and primitive segments effects http://www.allforthecode.co.uk/aftc/forum/user/modules/forum/article.php?index=4&subindex=2&aid=244
