[osg-users] How to check if pagedLod already exists in databasepager with same filename

Trajce Nikolov NICK trajce.nikolov.nick at gmail.com
Tue Nov 29 04:56:00 PST 2016

Hi Simone,

just a fast thought ... Maybe you make a simple std::map to keep track of
what has been loaded and what is new

On Tue, Nov 29, 2016 at 1:37 PM, Simone Rapposelli <
simone.rapposelli at gmail.com> wrote:

> Hi Robert,
> thank you for your fast reply.
> My problem is that osgDB::ReaderWriter::ReadResult readNode(const
> std::string &fileName, const osgDB::ReaderWriter::Options *options) gets
> called even if a PagedLod with the same fileName has been previously
> loaded: for example, this happens if I move to any position on the viewer
> and then come back.
> Thus, inside this function I need to check if any of the PagedLod
> currently loaded in DatabasePager has the same fileName of the passed
> argument: in this case I could avoid to reload data already in memory.
> Thank you!
> Cheers,
> Simone
> ------------------
> Read this topic online here:
> http://forum.openscenegraph.org/viewtopic.php?p=69524#69524
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trajce nikolov nick
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