In article <kg9### [at] econymdemoncouk>,
 Mike Williams <nos### [at] econymdemoncouk> wrote:

>>Upon further experimentation, I found a much easier way to do it.
>>You still need to flip the axes, but you could do that in the cableTorus
>>definition and keep only the single cableFunction definition.
>>
>>The new trick is to use "f_th(x,y,z)*MajorRadius" in the cableTorus
>>variable substitution instead of just "f_th(x,y,z)". Multiplying by
>>MajorRadius increases the number of helical turns and things don't go
>>horribly wrong this way. 
>>
>>So the whole thing now looks like this:

  YES ! this new trick is great and work very well.

  thanks a lot Mike, Gentleman of Leisure and Lord of Isosurfaces

  klp

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