Mike wrote:

> You could look here and save some trouble and learn a new trick:
>
> http://members.xoom.com/POVRAY3/procedural.html
>
> But since you also want a little info on image_mapping, here goes.  I'll
> just cover planar mapping.
>
> Since a planar map always starts as a 1 unit wide image projected along the
> Z-axis, starting at 0 and extending to Y = 0 and X = 0:

The above should read:

Since a planar map always starts as a 1 unit wide image
projected along the Z-axis, starting at 0 and extending to Y = 1 and X = 1:

Ken Tyler

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