Care to explain in english!!!!

"Peter Popov" <pet### [at] usanet> wrote in message
news:4lfflso0j3b8m93i4e3oqu3j426l8dmcpb@4ax.com...
> On Mon, 26 Jun 2000 19:01:42 +0100, "Mick Hazelgrove"
> <mic### [at] mhazelgrovefsnetcouk> wrote:
>
> >> Wow Mick... I haven't even tried that many yet.... I guess the grass
isn't
> >> so fast when so many are used :) I wonder if making one smaller square
of
> >> grass and then copying it would save memory? You'd have to make sure
nobody
> >> could see the repetitions.
>
> >That's the usual technique but you'd loose the advantage of eval_pigment.
>
> Not if you use a tileable pigment made with Chris' macro :)
>  I
> >don't think youd save much memory either. As most of the parsing time was
> >spent on creating bounding slabs, I guess that manual bounding is the way
to
> >go when I work out how to do it!
>
> A quadtree hierarchy of bounding boxes would be a good shot at it, I
> guess.
>
>
> Peter Popov ICQ : 15002700
> Personal e-mail : pet### [at] usanet
> TAG      e-mail : pet### [at] tagpovrayorg

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