Dennis Miller <dhm### [at] comcastnet> wrote:
> #declare Pic = function {
>  pigment {
>   image_map {
>   tga concat("e:\\me\\me", str(clock*356,-3,0), ".tga")
>     map_type 1
>     interpolate 2
>   } } }

  This creates a pigment function (which uses an image map).

>   isosurface {
>     function {
>       (1 - Pic(x, y, z).grey) * 0.4 +  Sphere(x, y, z)   }

  And this uses the grayscale values of that pigment function.

-- 
                                                          - Warp

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