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None <Non### [at] onca> wrote:
> The difficulty with isosurfaces is that they are functions and don't
> necessarily present an actual contiguous surface. A tessellation routine
> that can handle any isosurface function would be very difficult, next to
> impossible.
Actually tesselating a contiguous and derivable (read: smooth) isosurface
(which most are) is perfectly possible and not even too difficult. An
algorithm like the marching triangles is perfectly suitable.
--
plane{-x+y,-1pigment{bozo color_map{[0rgb x][1rgb x+y]}turbulence 1}}
sphere{0,2pigment{rgbt 1}interior{media{emission 1density{spherical
density_map{[0rgb 0][.5rgb<1,.5>][1rgb 1]}turbulence.9}}}scale
<1,1,3>hollow}text{ttf"timrom""Warp".1,0translate<-1,-.1,2>}// - Warp -
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