On Thu, 11 Apr 2002 14:01:35 +0200, "Hugo" <hua### [at] post3teledk> wrote:
> Well I'm not into the source code, but what about to precalculate just the
> bit of isosurface, that is currently rendering?

btw, there is precompute keyword in parametric object

> I mean, POV-Ray renders
> pixel by pixel, line by line.

another scanline renderer ;-)

> For each pixel, many things has to be done,
> but it shouldn't be necessary to calculate the surface, for that pixel, more
> than once.. I wonder if it's calculated many times, since some objects like
> iso's takes much longer.
> (I know this idea wouldn't provide a cache for transparant or reflected
> objects. Those would have to be recalculated.)

what about shadowing itself ?
what about shadow from many lights ?
what about radiosity lightning recived from itself ?
what about media somewhere inside or around ?

ABX

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