Thomas de Groot <t.d### [at] internldotnet> wrote:
> >  Does trace() always return a normalized vector?

> Yes, if you define also the fourth trace parameter (a vector), Norm in this 
> case (see documentation 3.2.1.4.5).

  There's no such section number in the current documentation
(http://povray.org/documentation/view/3.6.1/570/)

  As for the documentation on the trace() function (2.2.1.4.5), it does not
mention returning a normalized vector.

-- 
                                                          - Warp

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