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In article <3d63e737@news.povray.org>,
"David Wallace" <dar### [at] earthlink net> wrote:
> max_gradient is an issue with isosurfaces only, with standard HF's (which I
> suspect are meshes) it is not. A parametric mesh has no such limitations
> and can be set up as y=f(x,z) very easily (memory use is another matter,
> though). You can still verify traces.
The message specifically mentioned isosurfaces. Meshes and height fields
(which are a form of mesh internally, as you suspected) obviously don't
have this kind of problem. With some other objects "sturm" could be a
problem instead.
--
Christopher James Huff <cja### [at] earthlinknet>
http://home.earthlink.net/~cjameshuff/
POV-Ray TAG: chr### [at] tagpovrayorg
http://tag.povray.org/
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