From: Jerome David Sallinger Date: 2010-03-15T01:27:48+09:00 Subject: Re: Newbie Help : Object Hassan Schroeder wrote: > If every point on the surface maps to a data structure that holds the > identifier of the object that occupies it, it's a simple comparison to > determine if a given point is occupied or not. Perhaps if there some games programmers reading this they could let us know how its done in industry -- Posted via http://www.ruby-forum.com/.