Speed up export to gdml by setting internal attributes to avoid scanning again the same tree branch of the geometry.
Speed up export to gdml by setting internal attributes to avoid scanning again
the same tree branch of the geometry.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@15942 27541ba8-7e3a-0410-8455-c3a389f83636

dawehner/root,dawehner/root,dawehner/root,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,dawehner/root,bbannier/ROOT,bbannier/ROOT,dawehner/root,dawehner/root,dawehner/root,dawehner/root,bbannier/ROOT