That sounds exactly what I need, thanks for the help. And thanks to marckcw for documenting the new features which I only discovered by searching the forum for MeshCullBox.
For those that missed the docs upgrade for v1.99 see here...
http://www.blitzbasic.com/Community/posts.php?topic=77065#862348
For those that missed the docs upgrade for v1.99 see here...
http://www.blitzbasic.com/Community/posts.php?topic=77065#862348