POV-Ray : Newsgroups : povray.general : "Wrapping" an image around a sphere : Re: "Wrapping" an image around a sphere Server Time
1 Aug 2024 12:23:30 EDT (-0400)
  Re: "Wrapping" an image around a sphere  
From: Sebastian H 
Date: 27 Oct 2005 04:21:04
Message: <43608df0$1@news.povray.org>
Mike Williams wrote:
> Wasn't it Tail Kinker who wrote:
> 
>>I'd like to take a map of a planet and wrap it around a sphere.  I thought
>>that perhaps the image_map texture was the way to go, but nope - it
>>doesn't work the way I thought.  (Shoulda read the manual...it works
>>*exactly* as advertised.)
>>
>>Any ideas on how to handle such a hack?  The map is in Mercator's
>>projection.

> All the methods of wrapping an image map round a sphere use the same
> "cylindrical projection" method:
> 

This mean the image x/y-Coordinates are not
interpreted as theta/phi in spherical coordinates?
I always thought it would work this way.

Please correct me if I'm wrong.

Sebastian


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