Added a gset->computeNumVertices() which was missing, this was causing models to disappear after application of tri stripping.
Added a gset->computeNumVertices() which was missing, this was causing models
to disappear after application of tri stripping.


stmh/osg,ntoand/osg,ntoand/osg,stmh/osg,ghub/osg,XiaoCC/osg,XiaoCC/osg,stmh/osg,artoolkit/osg,omega-hub/osg,omega-hub/osg,koshman86/osg,XiaoCC/osg,ghub/osg,koshman86/osg,ghub/osg,ghub/osg,koshman86/osg,koshman86/osg,XiaoCC/osg,omega-hub/osg,artoolkit/osg,artoolkit/osg,artoolkit/osg,stmh/osg,stmh/osg,ntoand/osg,XiaoCC/osg,omega-hub/osg,ntoand/osg