"Rick [Kitty5]" <spa### [at] kitty5com> wrote in message
news:3ee77604$1@news.povray.org...
> Thorsten Froehlich wrote:
> > You need double precision floating-point processing.  Sorry!
>
> But do you *really* need it for everything

No, just vertices.  Attempts have been made in the past using single
precision, and it's just not enough for raytracing.

...Chambers

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