[osg-users] Passing explicitly loaded model to DatabasePager for expiry management

Glenn Waldron gwaldron at gmail.com
Wed Sep 24 04:53:47 PDT 2008


On Wed, Sep 24, 2008 at 6:45 AM, Wojciech Lewandowski <lewandowski at ai.com.pl
> wrote:

>  Hi Everyone,
>
> I have quick question. We have added simple ReadCallback to
> osg::IntersectionVisitor to enforce loading of highest PAgedLODs from our
> terrain.
> We simply call osgDB::readNodeFile( PageLOD_file ). Intersection works, but
> it looks like these files are not stored in any cache nor they are actually
> attached to parent PagedLOD. Is there a way we can add them to DatabasePager
> loaded model list to avoid further loads of the same file ?
>
>
One option is to implement a cache in the ReadCallback itself, as
demonstrated in osgSim/LineOfSight.cpp.

Glenn

-- 
Glenn Waldron : Pelican Mapping : http://pelicanmapping.com :
+1.703.652.4791
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