From: Clifford Heath <no.spam@...>
Date: 2009-09-13T11:55:08+09:00
Subject: Re: Nice algorithm for 'spreading' indexes across an array?

Max Williams wrote:
> It feels like there should be a simple solution for this but i can't
> think of a nice way.  Anyone?

The algorithm you want is called Bresenham's Line algorithm:
<http://en.wikipedia.org/wiki/Bresenham%27s_algorithm>

Clifford Heath.