On 7/9/09 11:22 AM, "Tom Browder" <[email protected]> wrote:
> On Thu, Jul 9, 2009 at 09:00, Erik Greenwald<[email protected]> wrote:
> ...
>> There are three method ID's defined
> ...
>> * "blob", the Blinn method from SIGGRAPH '82 (I think). I can dig up the
>> journal and give you the bib info if needed.
>
> That would be helpful if you can find it. It should be part of the
> BRL-CAD docs, too.
ACM Transactions on Graphics
July 1982
Volume 1 Number 3
A Generalization of Algebraic Surface Drawing pp 235 James F. Blinn
ACM 0730-0301/82/0700-0235
Some time before October, I should have a public release report on the
details and implementation of this primitive to add to the BRL-CAD
documentation archive.
>> * "iso", which is a simple \Sum_{i}\frac{f_{i}}{d^{2}} computation like
>> you'd see for computing gravitational magnitude or point charge in a
>> basic physics course.
>
>
> Thanks, Erik, that's helpful.
>
> -Tom
<snip>
-Erik
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