On 06/12/13 22:11, David Given wrote:
[...]
> One day someone's going to come up with a way of storing efficient,
> interpolatable spherical heightmap data without the distortion involved
> in forcing it into a 2D matrix...

The Usenet effect strikes again --- as soon as I post, I stumble across
the answer!

http://en.wikipedia.org/wiki/Quadrilateralized_spherical_cube

However I doubt Povray's going to get a COBE sky cube spherical
heightfield primitive any time soon, so it doesn't actually help me much.

-- 
┌─── ｄｇ＠ｃｏｗｌａｒｋ．ｃｏｍ ─────
http://www.cowlark.com ─────
│ "There does not now, nor will there ever, exist a programming
│ language in which it is the least bit hard to write bad programs." ---
│ Flon's Axiom

Post a reply to this message