POV-Ray : Newsgroups : povray.advanced-users : 3D-to-2D-transformation : Re: 3D-to-2D-transformation Server Time
30 Jul 2024 02:23:37 EDT (-0400)
  Re: 3D-to-2D-transformation  
From: Mike Weber
Date: 12 May 2000 16:35:48
Message: <391c6b24@news.povray.org>
I'm thinking that you can use a basic paint program and use the selection
tool to cut out the strips out of the 2D texture image.

--
Mike

wk: mik### [at] pyxiscom  www.pyxis.com
hm: mwe### [at] sciticom  www.geocities.com/mikepweber


"Marc Koester" <mko### [at] gmxnet> wrote in message
news:391c574b@news.povray.org...
> Dear readers and writers,
>
> I very hope that you can help me, because I develope in a project which
must be ready within 2 days.
> It would give me a very happy smile if you could try to help me, please.
>
> The matter is quit simple, but the solution is difficult:
>
> An advertisment-paper must be dropped on a globe-building (globe1.jpg).
>
> 1. step:
> To render the prints, I need to map a 2D-texture (globe3.jpg) to a sphere
(spherical mapping).
>
> The printer is able to print long stripes (about 2meter width,30meter
height),
> which will be layed over the building. The result is globe2.jpg.
>
> 2. step:
> After mapping I need to cut and re-map the sphere into 2D-stripes from
pole to pole to get printable.
> So I have to transform 36 stripes from 3D into 2D-print-textures.
>
> Please help me in step 2:
> How do I re-map the 3D-texture into 2D-stripes and which is the best
software to achieve this task?
> So you know of any good tutorials on internet which covers my questions?
>
> Thank you very much for your time !!
>

> Aachen, Germany
>
>
>
>


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