"Bald Eagle" <cre### [at] netscapenet> wrote:
> "GioSeregni" <gms### [at] hotmailcom> wrote:
> > well, I have a little question because I have often read about "artifact" on
> > sooth_triangle but I don't understand. It is very difficult for me to translate
> > technical language and figurative sayings. Now I have started translating the
> > include files of my PovRay library that I interface with CAD, triangle to
> > smooth_triangle.
> > This wheel has black corners (two), on the right. Are these common artifacts, or
> > can I fix them?
> > Thanx in advanced!
> > G.
>
> I think you might be seeing the same bug that I've been seeing.
>
> instead of pigment, try using (_BOTH_)
>
> texture {pigment {rgb 0.1} finish {specular 0.4}}
> interior_texture {pigment {rgb x*0.2} finish {emission 1}}
>
> And see if those "corners" turn red.
> If so, we're seeing the underside of those triangles, when we shouldn't.
>
> - BW

THANKS! You are right, the red is here (elevated to see it better).
This knowledge is very useful! Many thanks again!
G.

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