It should have no effect on performance.
On 9/19/07, Andy Somerville <[EMAIL PROTECTED]> wrote: > > Robert, > > I've implemented the image->dirty() work-around for the update > issue for the time being (I'd have to upgrade everyone in the office > otherwise), but try and test 2.1.11 today to prove that it fixes the > problem without the work-around. Any idea if it might affect the (PBO > related?) performance as well? > > Andy > > > On Wed, 2007-09-19 at 09:28 +0100, Robert Osfield wrote: > > Hi Andy, > > > > Could you try out the SVN or 2.1.11 version of the OSG as this > > contains a bug fix to Image that affect video updating. > > > > Robert. > > > > On 9/18/07, Andy Somerville <[EMAIL PROTECTED]> wrote: > > > Hey, > > > > > > I just recently retested part of my application, which uses > > > osg::TextureRectangle and osg::ImageStream to display video, after > > > having upgraded to 2.0, and Ive run into issues. I got past the update > > > failure bug after seeing this post: > > > > > > http://groups.google.com/group/osg-users/browse_thread/thread/edd6d30fa1ef13f/bce9f6b9365d3407?lnk=gst&q=pbo&rnum=1#bce9f6b9365d3407 > > > > > > but I have also noticed really slow framerates/high cpu usage where I > > > didnt before. It is behaving the way it did before I switched to to > > > TextureRectangle (and thus PBOs), so Im thinking that perhaps it is not > > > using PBOs after the upgrade. > > > > > > When I turn up the notify level to INFO I see a report which indicates > > > (as glxinfo does) that TextureRectangles and PBOs are supported, so I > > > cant figure out why it is so slow. > > > > > > Is there any other way to confirm that TextureRectangle is using PBOs, > > > or is this perhaps a known issue? Any Ideas ? > > > > > > OpenGL renderer string: GeForce FX 5500/AGP/SSE2 > > > OpenGL version string: 2.1.0 NVIDIA 96.31 > > > > > > > > > Thanks, > > > Andy > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > _______________________________________________ osg-users mailing list [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
