Geoff Wedig wrote:

> Well, this sort of reparameterization isn't in the manuals, really.  It's
> something I've kinda worked out by banging my head against it for awhile. 
> Reparameterization functions can be really nice *if* you can work out the
> equations to transform the basic xyz coordinants where you want, and *if*
> you have the processor time to llet it (they can be slow)

Has anyone written anything about functions in Pov? Myself I know 
nothing, but I do have a thick enough skull to take the abuse.

> Isos are probably the best bet in this case, as they give the greatest
> control, but they're also the trickiest to work with.  I've had some luck
> with making stone and brick shapes with isos (look at the posts under Door
> into Summer and also Into the Abyss.  Both use re-parameterized rounded cube
> isos to get the stonework)  I imagine you can get something similar.
> 
> Geoff

Where are these posts? (I only go back to about the 19th due to a 
massive Windows failure, so I may have missed them). Isos do seem tricky 
but also very versatile, The authors name escapes me at the moment, but 
I saw a landscape done with isos....very nice!

Shawn

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