gl question - editing large objects

[karron at MCIRPS2.MED.NYU.EDU]

Thanks for your considered reply.

>however, the editing performance of objects is poorer than ever, as
>a result of some arcane interactions between shared libraries and
>code caches.  thus (for now) rule one:
>
>    if performance is an issue, use GL objects only for data that
>    never change.
>

What do you mean, exactly, by "data that never change"s ?

What about a fixed geometry object that will have different reflectance
properties, or a moving light source ?


dan.
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