Hi Bruno, What Robert suggested is the correct one. However, I was in your situation where I had to do stuff on PagedLOD children change so I end up with a working hack, and that was an Update callback monitoring the children. Just an idea
On Sat, Jun 24, 2017 at 12:45 AM, Bruno Oliveira < [email protected]> wrote: > I actually tried it already, in my nodes derived doth from osg::Group* and > osg::PagedLOD*. > However, overloading the PagedLOD's functions made my scene crash the app > during the cull traversal (my overload was rewriting the node's center, > radius and InitialBound...) > > 2017-06-23 15:18 GMT+01:00 Robert Osfield <[email protected]>: > >> HI Bruno, >> >> There is no "child added callback" mechanism in osg::Group, but you >> can override the addChild and insertChild methods to catch attempts to >> add children, deferring the implementation to the underlying >> addChild/insertChild method and then doing what extra's you want, >> >> Robert. >> >> On 23 June 2017 at 11:31, Bruno Oliveira >> <[email protected]> wrote: >> > Hello, >> > >> > >> > I want to be able to perform some actions inside a node of my own, when >> > someone adds a child node to it. >> > >> > Is this possible via some callback mechanism or so? >> > >> > >> > ------ >> > >> > Also, another question. Using osgDB::Registry::ReadFileCallback, I can >> only >> > perform actions after a node is read and before it is added to me >> scene. Is >> > it possible to perform actions AFTER the node is read and added to the >> > scene? >> > >> > >> > Thanks. >> > >> > _______________________________________________ >> > osg-users mailing list >> > [email protected] >> > http://lists.openscenegraph.org/listinfo.cgi/osg-users-opens >> cenegraph.org >> > >> _______________________________________________ >> osg-users mailing list >> [email protected] >> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >> > > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > -- trajce nikolov nick
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