From: Linus Sellberg <linse428@...>
Date: 2004-05-19T05:18:48+09:00
Subject: Re: Sprites in RUDL

> What I want is (I guess), to restore just the areas where the sprite
> moved from, so I guess I need to take a copy of what was in that area
> before I draw the sprite.

Well, an idea that requires less work is to keep the whole background 
unmodified all the time, and just update the area around (and under for 
simplicities sake) the pac, all the time.