"Warp" <war### [at] tagpovrayorg> wrote in message
news:3d0cec60@news.povray.org...
> bob h <omn### [at] charternet> wrote:
> > Something strange happens with the cylinder here. Looks like coincident
> > surfaces to me except it also reverses the checker pattern of the floor
> > plane, as seen through that otherwise invisible cylinder. Only the label
has
> > texture, no 'ior' in that.
>
>   It doesn't seem to be related to the texture (if you apply any
trasnparent
> texture to the cylinder, the same artifact happens).
>   I don't know why it happens, but if you make the plane y, -0.01 then
> it fixes it.

Interesting. I checked that as you said and found now that if it's
at -0.00101 or -0.00099 there's no artifacting. Strange, huh...? I can't
figure any reasoning for this.

bob h

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