Ken <tyl### [at] pacbellnet> wrote:
:> lets say I want to make a 3-d parabula (y = x^2)
:> or any function i can think about
:> what do I do?
:> 
:> plus, if I make a parabula (a = 1 b = 0 c = 0) , the focus point is
:> <1,1,1>
:> 
:> will the light be extremely powerfull at that point as it is on reality?

: The official version of POV-Ray is not capable of directly handling these
: types of operations.

  Not quite true. You can make a parabola with a quadric.

  On the other hand, you can make a macro that creates the surface with
some objects or triangles.

  If this is not enough, then we have to use the superpatch.

-- 
main(i,_){for(_?--i,main(i+2,"FhhQHFIJD|FQTITFN]zRFHhhTBFHhhTBFysdB"[i]
):5;i&&_>1;printf("%s",_-70?_&1?"[]":" ":(_=0,"\n")),_/=2);} /*- Warp -*/

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