clipka <ano### [at] anonymousorg> wrote:
> Am 16.01.2012 02:20, schrieb Cousin Ricky:
> > clipka<ano### [at] anonymousorg>  wrote:
> >> Am 31.12.2011 14:23, schrieb Cousin Ricky:
> >>> Except that anti-aliasing doesn't appear to work properly.
> >>
> >> Can you be more specific?
> >
> > See post in povray.binaries.images.
>
> Ah, yes - this actually has nothing to do with anti-aliasing, but is a
> side effect of various changes to the alpha channel handling introduced
> with 3.7.beta.38, which apparently break down in case the resulting
> transparency is exactly 1.0 (as opposed to e.g. 0.9999), and generally
> don't play nice with colored yet transparent background colors.

Workaround:

sphere
{  0, HUGE_RADIUS
   pigment { rgb BACKGROUND_COLOR }
   finish { ambient 0 diffuse 0 emission 1 }
   no_image
}

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