POV-Ray : Newsgroups : povray.general : Image Map Tutorial? : Re: Image Map Tutorial? Server Time
10 Aug 2024 01:18:29 EDT (-0400)
  Re: Image Map Tutorial?  
From: Chris Spencer
Date: 6 Apr 2000 22:35:33
Message: <38ed4975@news.povray.org>
> Oh wow, confusing me  :-)
> Anyway, all you're really needing is to center the image first then scale
it to
> the size you have set in the camera.  Since the image starts off as 1 unit
> square with lower left corner at <0,0,0> then you want to do 'translate
> <-0.5,-0.5,0>'  and then  'scale <25,25,1>' and finally 'rotate 90*x' for
the
> camera to see it.
> That should be it I think.   That plane {z,-10 is not going to show up
though.
> The camera will be looking parallel along it and therefore see nothing of
it.

That worked out fine.  The checkered plane was there for a later 3D view,
when the ortho camera was commented out.

I tried mapping the image as a spherical type, but it became incredibly
distorted.  Planar seemed the best option and didn't distort much.

Thanks again,

-Chris-

> If I'm understanding this right then you are trying to get a spherical
image
> which is actually mapped on as planar to be seen orthographically which
then no
> longer has any spherical quality.  Which is why I got confused.  Anyone
else?


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