In article <38B52BF3.72B9F8B9@peak.edu.ee>, Margus Ramst 
<mar### [at] peakeduee> wrote:

> Well, on a XZ plane and a gradient x I'd say a warp{pigment{marble} 
> x} would produce the zig-zag pattern. Each point of the gradient 
> would be warped along the specified axis (here x), and the amount of 
> warping would depend on the current value of the warp pattern (marble 
> = gradient z triangle_wave which goes min>max>min>... along the z 
> axis).

Hmm, since here a pigment's color_map is being used to calculate 
vectors...why not use a pattern and add a "vector_map"? It would add one 
keyword, but would leave a cleaner syntax.

-- 
Chris Huff
e-mail: chr### [at] yahoocom
Web page: http://chrishuff.dhs.org/

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