Paul, Thank for the clarification and tip! Steve
On Sun, Apr 20, 2008 at 3:41 PM, Paul Martz <[EMAIL PROTECTED]> wrote: > You'll want to call removeChild() on the Node's parent. > > You mentioned calling removeChild() on the root Node, and having OSG > support this by walking the tree to find and delete the Node. First, if this > is indeed what you want, you can write a NodeVisitor to do this task. > Second, be aware that you'll need to handle cases where the Node is > multi-parented (more than one parent Node references the child Node). > -Paul > > > ------------------------------ > *From:* [EMAIL PROTECTED] [mailto: > [EMAIL PROTECTED] *On Behalf Of *Steve Smith > *Sent:* Sunday, April 20, 2008 12:09 PM > *To:* [email protected] > *Subject:* Re: [osg-users] Removing an object from the SceneGraph > > Robert, > > Thanks for the sanity check. From what I could tell scouring the > documentation (and a few google hits) this was the correct way to remove > something. I did the usual stepping through code and such before wanting to > post on the list to make sure I wasn't doing something real obvious code > wise. > > > After my first post, I had one other idea. I called removeChild(), but not > on the root of the scene graph, but on the parent node of the node I wanted > to remove. This worked as expected. > > > So the followup question is... must removeChild() be called on the > immediate parent node instead of the root node (or any node up the chain)? I > assumed, perhaps incorrectly, that if I asked the root node to remove a > child, it would traverse the tree for me. If this _should_ work, then I will > continue to look for the cause on my end... I just want to make sure I have > a proper understanding of the expected behavior. > > > I should also have mentioned in the first post, I'm using OSG 2.2 (on OS X > if that is important as well). > > > Steve > > > >Hi Steve, > > > >The line you are using to remove a child is the appropriate one, as to > >why it doesn't work in your case, we'll this isn't something I can > >answer. To find out why you'll need to do more debugging at your end. > >Perhaps a bug in your code is occurring such that pointers are wrong, > >or code isn't being executed. > > > >Robert. > > > > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > >
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