You are right. This happens to me quite often. I am seriosely thinking to go Linux in the near future Nick
http://www.linkedin.com/in/tnick Sent from Izmit, 41, Turkey On Thu, Jan 21, 2010 at 10:41 PM, Tomlinson, Gordon < [email protected]> wrote: > I don't think this applies to Windows 7 as it DOES have accelerated GDI > un-like Vista > > But windows 7 and NVIDIA drivers fails and dies a lot for both Opengl > and Direct X, and that causes issues even though Window 7 recovers and > restarts the driver is sucks up resources leading slowdowns and crashes > You see a lot of nvlddmkm.sys problems in the event logs ( there's a lot > folks suffering this) > > > Gordon Tomlinson > Product Manager 3d Technology & Future Products > Overwatch(r) > An Operating Unit of Textron Systems > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Andrew > Cunningham > Sent: Wednesday, January 20, 2010 9:41 PM > To: [email protected] > Subject: Re: [osg-users] Vista/Windows 7 visual problems on resize > > I think this answers my question , at least regarding trying to use > CRectTracker. > > >From http://www.opengl.org/pipeline/article/vol003_7/ > > "GDI is no longer hardware-accelerated, but instead rendered to system > memory using the CPU. That rendering is later composed on a 3D surface > in order to be shown on the desktop. The graphics hardware video driver > is no longer involved in GDI rendering, which means that mixing GDI and > accelerated 3D rendering in the same window is likely to produce > corruption like stale or blanked 3D rendering, trails, etc. Using > Microsoft's OpenGL software rendering (the first item in the four OpenGL > implementations) will achieve GDI compatibility, but at the expense of > rendering speed and lack of modern features." > > So no mixing of GDI and accelerated 3D into the same window... > > The problem with resizing is obviously related. > > ------------------ > Read this topic online here: > http://forum.openscenegraph.org/viewtopic.php?p=22965#22965 > > > > > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.or > g<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 >
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