Hmm, looks like my driver does not support pbuffers, so I will get an nVidia as you recommended. Thanks
On Tue, Feb 28, 2012 at 10:39 AM, DRC <dcomman...@users.sourceforge.net> wrote: > On 2/28/12 3:14 AM, 图潘 wrote: >> Another note on PBuffer (pixel buffer). >> >> As I have read the pbuffer is already deprecated and replaced by FBO >> (frame buffer object) >> http://en.wikipedia.org/wiki/Pixel_buffer >> >> I don't know about the differences about linux and freebsd opengl >> implementations. On linux systems are you relying on pbuffer? >> >>> Is PBuffer really required to get virtualgl working? > > > Yes, PBuffers are really required. > > Buy an nVidia card and download their proprietary drivers for FreeBSD. > Those should work similarly to the drivers that most of us use on Linux. > > FBO's are a fundamentally different beast from Pbuffers. They are > implemented at the OpenGL level, not the GLX level, so they can't really > substitute for an X window. You still have to bind an FBO to some > context, which was previously created with some drawable. That drawable > can't be a window in our case, so what's the other choice? Well, a > Pbuffer. But if we're going to bind an FBO to a Pbuffer, why use FBO's > at all? Why not just use Pbuffers by themselves? We could possibly > bind an FBO to an unmapped window as well, but I'm not sure of the > ramifications of that, given that a bunch of users are sharing the same > display. Maybe there are no ramifications, but it would require a lot > of testing to be sure of that. > > At minimum, converting VirtualGL to use FBO's is a large effort and not > something I'm prepared to tackle for free, and no one is likely to pay > for it until/unless it becomes absolutely necessary. > > ------------------------------------------------------------------------------ > Keep Your Developer Skills Current with LearnDevNow! > The most comprehensive online learning library for Microsoft developers > is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, > Metro Style Apps, more. Free future releases when you subscribe now! > http://p.sf.net/sfu/learndevnow-d2d > _______________________________________________ > VirtualGL-Users mailing list > VirtualGL-Users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/virtualgl-users ------------------------------------------------------------------------------ Keep Your Developer Skills Current with LearnDevNow! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-d2d _______________________________________________ VirtualGL-Users mailing list VirtualGL-Users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/virtualgl-users