I tried to use osgUtil::Optimizer but it did nothing, it may be due to my database that is a pagedLod IVE. I look for a solution in order to use OSG's mutli-thread behavior
2009/6/3 Robert Osfield <[email protected]> > HI Ben, > > 2009/6/3 Benoît Poulard <[email protected]>: > > hi everyone, > > I use Osg in a Qt application. I use a "QtOsgwidget" like AdapterWidget > > implementation in osgviewerQt example. > > I load a large terrain database, the frame rate decreases to a very slow > > value (~5-10 fps). > > I use osgviewer to load my database, and the frame rate is good ( > > ~40-60fps). > > what can it decrease frame rate in osg qt integration? > > The viewer threading can make things faster but not 8 times faster so > there is likely something else going on beyond viewer threading. > > The osgviewer app runs the osgUtil::Optimizer on scene graphs it loads > so perhaps your app is missing this. If you have a well balanced > scene graph then the Optimizer won't have anything to do, but if it's > poorly structured then the Optimizer can help quite a bit. > > Robert. > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >
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