"triple_r" <rre### [at] hotmailcom> wrote:
> "Grassblade" <nomail@nomail> wrote:
> > I used the SDL raytracer found in the help file
> > (http://www.povray.org/documentation/view/3.6.1/123/) to refine an idea
> > more or less suggested by Bruno Cabasson.
> > Top picture skips a ray if (square of) distance in colour-space is smaller
> > than an user supplied threshold.
> > Middle pic is the result of the unadulterated SDL raytracer.
> > Bottom pic is the difference of the two.
> > The supplied Skip-a-ray pic requires about 65-70% of the time to render.
>
> Wow.  Not sure how it would work in a busier example or compiled in, but
> sure saves time here.
>
>  - Ricky

Yeah, I wish I knew how to code in C so I could find out for myself. :-(

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