POV-Ray : Newsgroups : povray.bugreports : uv_mapping bug on cylinders : Re: uv_mapping bug on cylinders Server Time
19 Aug 2022 03:32:15 EDT (-0400)
  Re: uv_mapping bug on cylinders  
From: Chris R
Date: 4 Aug 2022 14:25:00
Message: <web.62ec0e1cf9bd2f341ec2018a5cc1b6e@news.povray.org>
Le_Forgeron <jgr### [at] freefr> wrote:

> > I encountered an issue with v3.8 beta 2 using uv_mapping textures on cylinders
> > while creating a label for a bottle.  I did search through the newsgroups for
> > any other report of this and didn't find anything that matches my problem.
> >
> > The original texture is fairly complex and involves using an object pattern with
> > a text object as the "object" and fully-specified textures for the ink and the
> > background of the label as the texture list.  However, I was able to simplify it
> > considerably to the following:
> >
> >              cylinder {
> >                  <0, 0, 0>,
> >                  <0, 20, 0>,
> >                  5
> >                  texture { uv_mapping pigment { brick color rgb 0 color rgb 1 } }
> >              }
> >              cylinder {
> >                  <0, 0, 0>,
> >                  <0, 20, 0>,
> >                  5
> >                  texture { uv_mapping pigment { brick color rgb 0 color rgb 1 } }
> >                  translate <20, 0, 0>
> >              }
> >
>
> Hello,
>
> Any hope to get the full simplified scene of the picture ?
> (it's for my experiment, you can send it directly if you do not want to
> bother the newsgroups)
>
> William clearly summarised the sequence of events.

I simplified it even further in the attached .pov file.

-- Chris R.


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Attachments:
Download 'uv_mapping.pov.txt' (1 KB)

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