Path: chuka.playstation.co.uk!news
From: Christoph Luerig <cpluerig@immd9.informatik.uni-erlangen.de>
Newsgroups: scee.yaroze.programming.3d_graphics
Subject: Re: What's up with fog?
Date: Thu, 20 Aug 1998 17:04:34 +0200
Organization: PlayStation Net Yaroze (SCEE)
Lines: 24
Message-ID: <35DC3B02.CE384A47@immd9.informatik.uni-erlangen.de>
References: <35C2BFAD.5EF8@funnytown.com>
NNTP-Posting-Host: faui90.informatik.uni-erlangen.de
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
X-Mailer: Mozilla 4.04C-SGI [en] (X11; I; IRIX 6.3 IP32)

Gerrit Goossen wrote:

> Has anyone spent any time figuring out a way to create a "smooth fog"?
>
> I can't seem to get the libgs fog system to produce anything other than
> a banded, uneven effect. You can visually count the steps of
> intensity... on one hand! :P
>
> I've seen some commercial games with this problem, but there also seem
> to be quite a few that don't have it. Anyone have ideas on what I could
> do?
>
> As always, thanks for the help. Even just a few pointers in the right
> direction should work wonders :)
>
> - Gerrit

Hi Gerrit!

I think the problem is, that the fog is not done on a per fragment basis
but on a per polygon basis on the Playtstion.
This generates this funny effect. You can improve the visual impression,
if you use smaller polygons.