It's not (very) quick, but it is quite pretty. The code is a rewrite of some PASCAL code from the net, with a few tweaks to suit B4PPC & also some quick colouring has been added too.
Expect a blank window frame for a little while, even for compiled versions. There's a lot of recursive number crunching going on in the background.
Needs ImageLib (I've got 1.0.2860.34398), but that's all.