>   It's as it should be. The spherical projection works this way. When
> using the spherical projection, the image is evenly spaced on the surface
> of the sphere in the longitudinal (ie. vertical) direction. Thus the
> uv-coordinates have to be evenly spaced as well.

You are probably right...  I'll try what I can and I'll post some 
results in povray.binary.images

Thanks,
   Xilo

-- 
Dedicated to audio/visual and interactive artwork.
http://www.geocities.com/simonlemieux/

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