POV-Ray : Newsgroups : povray.advanced-users : a planet : Re: a planet Server Time
30 Jul 2024 10:24:11 EDT (-0400)
  Re: a planet  
From: Chris Huff
Date: 16 Aug 1999 09:03:45
Message: <37B80C59.E7457AF4@compuserve.com>
>won't it just look like it's a blend of all the colors not a gradient?<

Objects in POV are not really solid, they are made of an infinitely thin
mathematical surface. The color of the surface depends on the color of
the pigment *at that point*(temporarily forgetting about transparency,
reflection, etc). If a spherical pattern is used on  a plain sphere, you
will see a sphere with a color the same as the last color in the
color_map. If you cut it in half with a plane, and texture the cutting
plane with the same texture as the sphere, you will see a half-sphere(a
hemisphere)  and the gradient from the center outward on the cut side.


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