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On Thu, 10 Jan 2002 14:07:30 +0100, Marc-Hendrik Bremer wrote:
>
> Christoph Hormann schrieb in Nachricht <3C3D6ECB.36B29487@gmx.de>...
>>A trace of an isosurface never reuses information of a previous one, this
>>is of course a point of possible improvements, but right now that's just
>>the way things work.
>
>
> Yes it would be nice to have something like save/load for radiosity data for
> Isos, too. It's probably not as simple as it sounds, but it would shorten
> rendertimes a lot if at least the shape of the Iso could be reused. Is this
> possible at all?
I think there's a fundamental misunderstanding here about how isosurfaces
work. It's not as though we're tesselating the thing at render time or
something. There's no "shape" to save or reuse.
--
#macro R(P)z+_(P)_(P)_(P+1)_(P+1)+z#end#macro Q(C,T)bicubic_patch{type 1u_steps
6v_steps 6R(1)R(3)R(5)R(7)pigment{rgb z}}#end#macro _(Y)#local X=asc(substr(C,Y
,1))-65;<T+mod(X,4)div(X,4)9>-2#end#macro O(T)Q("ABEFUQWS",T)Q("WSXTLOJN",T)#
end O(0)O(3)Q("JNKLCGCD",0)light_source{x 1}// ron### [at] povray org
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