In article <39C0B1E0.46D13BBB@reading.ac.uk>, Michael Andrews 
<M.C### [at] readingacuk> wrote:

> Hi Folks,
> 
> Gilles' post on p.a-u a few days ago got me thinking about variable
> scale patterns. His implementation was elegant but doesn't work away
> from the origin of the texture. So I decided to create one which would
> be consistent anywhere.

The displacement warp might be useful for this...my most recent version 
includes the ability to push the texture toward/away from the brightest 
parts of the control pigment. It only needs one call to the pigment 
being displaced, and 6 calls to the control pigment(to figure out the 
direction and distance to push the point.

-- 
Christopher James Huff
Personal: chr### [at] maccom, http://homepage.mac.com/chrishuff/
TAG: chr### [at] tagpovrayorg, http://tag.povray.org/

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