Hi Alex,

The submission came though OK on your other post.  The correct place
for submissions is the osg-submissions mailing list, post to osg-users
can easily be lost amongst the sea of other posts so isn't a reliable
mechinism for submissions.

Robert.

On Fri, Jun 6, 2008 at 2:44 PM, Pecoraro, Alexander N
<[EMAIL PROTECTED]> wrote:
> Sorry, I just noticed that I forgot to put a subject line on my first
> email, so I am resending it.
>
> I think there is a bug in the osgUtil::Optimizer::CombineLODVisitor - at
> line 1530 of Optimizer.cpp it does a dynamic_cast on and osg::Node* to
> osg::LOD* and then at line 1563 it calls getChild(i) (even if
> getNumChildren() == 0) on the dynamically casted LOD node. This works
> fine when the node is an LOD node, but when it is a PagedLOD node then
> it causes in invalid access to the _children vector. I attached a screen
> shot to show what I mean.
>
> This situation would only ocurr when a PagedLOD node was a sibling of an
> LOD node, which is probably why it hasn't been spotted before.
>
> Not sure if this is the accepted way to submit a fix, but anyway I made
> a fix to the Optimizer code (version 2.4) and attached it to the email.
>
> Alex
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>
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