"news.povray.org" wrote:
>
> In the lower half the sphere is brighter, than the upper half.
> But I didn't expect such a sharp edge ... Maybe I'm wrong ...

You are not wrong. There seems to be errors in rad calculations when
using background{} color. Replace this:

> background {color rgb <0.0,0.30,0.80>}

With this:

sphere{0,1000
  pigment{color rgb <0,0.3,0.8>}
  finish{diffuse 0 ambient 1}
  no_shadow
}

______________________________________________________________________
Kari Kivisalo                                  http://www.kivisalo.net

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