Hi Jacques-Andre,

On Thu, 2005-07-07 at 15:21 -0400, Jacques-Andre Boulay wrote:
> Forget my question, I finally find a way to solve the problem since I realize
> that I only need the VertebraGeometryNode and not its parents.  Maybe the
> problem was caused by the UnknownNode that maybe already contains a material
> core (which is maybe a problem in itself?).

If this is loaded from a VRML file, that unknown node is a MaterialGroup
itself, which would have overridden your MaterialGroup. 

The highest MaterialGroup should probably have the highest priority.
That's easy to fix, I just would like to hear if anybody has an argument
against changing this behavior before I change it.

Yours

        Dirk




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