I have renderered in excess of 2 KHz on ocassion. Wyatt
On 7/11/09, Ulrich Hertlein <[email protected]> wrote: > Hi Bob, > > On 10/7/09 9:05 PM, Bob Youmans wrote: >> Hi, does anyone know if it’s possible to run faster than the 60Hz vsync >> or 100Hz osg limit, if computational performance is the ultimate goal >> even at the expense of “tearing.” Can I get 600 fps by turning off vsync >> (or something else, it didn’t work on my box)? Is the graphics card >> driver/model involved? How can you tell which ones will work without >> actually buying it? > > If you turn off vsync then OSG will render as fast as possible, without any > artificial > limitation. There's no 100 Hz OSG limit that I'm aware of except maybe in > the DB pager. > > Sure you can get 600 fps if you're willing to accept tearing (or render > offscreen), even > my GeForce 8600M GT laptop gives me over 1000 fps for moderately complex > models. And yes, > the graphics card is obviously involved (the faster the better) and so is > the driver. > > If you're not seeing more than vsync fps then the reason is most likely due > to setup, e.g. > a driver settings forcing vsync on or __GL_SYNC_TO_VBLANK being set on > Linux. > > Cheers, > /ulrich > _______________________________________________ > 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
