...

Do you have significantly faster solutions?

How about pygame, This takes about 2 seconds on my system,

That said, I remember implementing this exact algorithm on my Apple II and letting it run for probably an hour to do a 300x200 pixel screen. I thought it was awesome :o) _________________________________________________________________ Express yourself instantly with MSN Messenger! Download today it's FREE! http://messenger.msn.click-url.com/go/onm00200471ave/direct/01/