Ahh, I thought I remember some code to do this in the archive, finally found it.
http://www.blitzbasic.com/codearcs/codearcs.php?code=313
Though I think it would be better having a new SpriteViewMode to do this, so I've posted a feature request.
http://www.blitzbasic.com/codearcs/codearcs.php?code=313
Though I think it would be better having a new SpriteViewMode to do this, so I've posted a feature request.