POV-Ray : Newsgroups : povray.beta-test : Known Bugs 17 Dec 2001 : Re: Known Bugs 17 Dec 2001 Server Time
2 Nov 2024 09:22:03 EDT (-0400)
  Re: Known Bugs 17 Dec 2001  
From: bob h
Date: 18 Dec 2001 14:04:08
Message: <3c1f9328@news.povray.org>
"Rune" <run### [at] mobilixnetdk> wrote in message
news:3c1f8c05@news.povray.org...
> "Warp" wrote:
> >   By the way, I have the feeling, that this is may
> > be a "bug" not worth fixing.
>
> You know, in an earlier version of POV-Ray (maybe 3.0?) the problem
existed
> for reflections too. That was fixed, but for some reason it wasn't fixed
for
> the highlights.
>
> And for a simple demonstration, try to look a this sunrise-like image:
>
> light_source {<0,-10,100>, color 1}
> plane {
>    y, -1
>    pigment {color <0.5,0.5,1.0>}
>    normal {bumps 1}
>    finish {phong 1}
> }
>
> The highlights are visible even though the light_source is *below* the
> horizon! I certanly don't call that a small problem.

I know I would call it a problem enough to be fixed if it's going to affect
scenes in unexpected ways like that shows.  Is this really highlights
causing it though?  Looks to be more a highlighting+normals bug to me.  I
haven't seen the effect while normals don't exist.
--
text{ttf"arial""bob h".1,0pigment{rgb 7}translate 7*z}


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