Hugo <hua### [at] post3teledk> wrote in message
news:3c864b48$1@news.povray.org...
> Thanks for the formulas and explanations, but I am not sure how to
implement
> them.. I like math too (more than I did in school!) but I'm not educated
> enough to understand what ABX wrote.. I'd very much like to have the best
> smoothing algoritm in my program..

You do. For heightfields, the method I used is as effecient as any. Nothing
can simplify (Base*Height)/2. Writing the formula as a function MIGHT speed
it up, but with only 2 operations per calculations I'm not sure.
The method described by ABX is necessary only for non-square meshes.
 -Shay

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