"Kenneth" <kdw### [at] gmailcom> wrote:

>
> ...a function made from an image_map is only
> meaningful in x and y, not z, since the image_map is not '3-dimensional'
> like POV-Ray's built-in patterns are.
>

Sorry, that's not quite true: The image_map function has 'infinite' depth in z
(just like an image_map when used as a PIGMENT.) Change the object to a sphere
to see what I mean.

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