POV-Ray : Newsgroups : povray.binaries.images : Problem with bezier lathe reflection : Re: Problem with bezier lathe reflection Server Time
30 Jul 2024 14:16:30 EDT (-0400)
  Re: Problem with bezier lathe reflection  
From: Joost
Date: 2 Sep 2011 05:45:00
Message: <web.4e60a4d475da9c4f8bec06a30@news.povray.org>
"Solar Mike" <wem### [at] yahooca> wrote:
> "Cousin Ricky" <rickysttATyahooDOTcom> wrote:
> > "Solar Mike" <wem### [at] yahooca> wrote:
> > > I was modelling a pop can using a couple bezier spline lathes and there is a
> > > reflection that does not look right to me.  I am confident the segment
> > > boundaries are straight but the reflection does not seem to match the curve.
> >
> > Have you tried clipping the lathe (or intersecting it) with plane { -z, 0 } to
> > see if it looks straight from that point of view?
>
> I have done that and it seems fine to me.  I've attached an orthographic view
> straight on from the side.  It's not perfect by any stretch but it is pretty
> close.

I noticed that at the top your can has a dark band at the bend (and a less
visible lighter one in the middle) although logically I would say there is no
reason for that color shift. Maybe that has the same background as your
reflection problem?

Joost


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