From: Alain
Subject: Re: Assumed_gamma, too bright and washed out
Date: 8 Sep 2009 11:58:23
Message: <4aa67f1f$1@news.povray.org>
SharkD a écrit :
> Alain wrote:>> This forces both medias to use the same number of samples.>> Also, the sampling for the clouds probably continue into the haze media.>>>> To use only one container, you'll need to add another density pattern.>>>> One media with a single density for the haze.>> One media with two densities for the clouds. The new pttern can be >> "planar" with a map similar to: (added in the cloud's media block)>> density{planar {color_map{ [0 rgb 0][0.02 rgb 1] }}}>> To have the clouds go sharply from invisible to full density.>>>> Two media in a container add.>> A media with two densities multiply the densities.>>>>>> Alain> > Actually I am using concentric spheres. The media attached to the > smaller sphere uses an onion pattern, so I'll need to figure out how to > limit it to just the assigned area instead of repeating.> > -Mike
In that case, you can use the spherical pattern, scaled and with a
color_map set to only have a shell.
something like:
density{spherical scale 1000 color_map{[0 rgb 0][0.0000001 rgb 1][0.001
rgb 1][0.0010001 rgb 0]}}
Alain
From: SharkD
Subject: Re: Assumed_gamma, too bright and washed out
Date: 13 Sep 2009 15:42:45
Message: <4aad4b35$1@news.povray.org>
Sven Littkowski wrote:
> How did you do the glass spheres? Can you give me the code for them? Thanks.
I *think* this is where I got them from:
http://www.interq.or.jp/blue/kawashu/
-Mike
