On Fri, 15 Sep 2000 23:07:51 -0700, Anton Sherwood wrote:
>Ron Parker wrote:
>> In a similar vein, try this one:
>> 
>> box { -5, 5
>>   pigment {
>>     crackle
>>     form 1.1*x
>>     metric 4
>	...
>
>wow, man, is that the official Partridge Family giftwrap?
>
>Why 1.1 btw?

The 1.1 helps scale the result of the distance computation to fit in the
0..1 range imposed by the color map.  I determined the specific value by 
trial and error, but there's probably a legitimate argument for it (possibly
that the fourth root of 2 is about 1.1...)

-- 
Ron Parker   http://www2.fwi.com/~parkerr/traces.html
My opinions.  Mine.  Not anyone else's.

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