I have tried to recreate this, and I can't seem to do it. I do remember sky spheres
interfering with fog and atmosephere and halos but today they seem to be working...
odd that

Josh English
eng### [at] spiritonecom
www.spiritone.com/~english

K. Tyler wrote:

> Josh English wrote:
>
> > The main shortcoming is that you can't make it hollow, and it isn't hollow be
> > default, so Halos and Fog wont work. This may be different in 3.1, but I haven't
> > looked into that too much yet. Complete Textures aren't always necesary, but
> > I've been tempted to build clouds on the sky sphere and add a normal
> > statement...so I have to fake it. I realize that it's supposed to be a more
> > interesting background than the Background statement, but I think it would be
> > cool to be able to do more with it...imagine a sky that glows with ambience.....
> >
> > Josh English
>
>     I didn't know about the hollow restrictions, but it makes
> since if you think about the way the sky_sphere is
> implemented. I'm sure every halo container in the scene
> would light up like a christmas tree.
>
>     I don't think the POV-Ray Team really meant it to be a major
> feature. Instead I think it was created to facilitate a quick and
> easy way to add a background to your scene. In the docs
> they make a reference to the sky_sphere as an addition to the
> old, and seldom used background feature. It's even decried in
> the same section of the docs.
>
>     You also stated  "...imagine a sky that glows with ambience....."
>
>     By default  the sky_sphere has a finish of  ambient 1  diffuse 0.
>     and this cannot be changed.  So you got your wish !
>
> K.Tyler

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