Hi Christian, I also have a G400 but did not try the Utah GL libs yet. Currently I am running XFree86 4.1.0 with RH7.1. I'll check the Utah libs. Cheers, Fons. On Wed, Jul 25, 2001 at 11:43:36AM +0200, Christian Holm Christensen wrote: > Hi Fons, David and others, > > On Tue, 24 Jul 2001 19:44:42 +0200 > Fons Rademakers <Fons.Rademakers@cern.ch> wrote > concerning ": Re: [ROOT] hardware acceleration/OpenGL": > > Hi David, > > > > for easy distribution we link ROOT's libRGL.so statically with Mesa. > > This is a software version which makes obviously no use of any special > > hardware. To have ROOT use the accelerated OpenGL you'll have to rebuild > > it from source. Make in that case sure that ./configure finds the right > > OpenGL libs. > > > > What OpenGL card are you using? I am looking for a good card myself. > > Preferably one that works with accellerated XFree86 4. > > Matrox G400 is a very good (and cheap) choice. I myself has a Matrox > G200 and I'm quite happy with that. > > > David Noyes wrote: > > > > > > Hi, > > > > > > We have OpenGL configured on a Linux box to use > > > hardware acceleration and it works great for > > > all programs that we try except for Root. > > > > > > When we select OpenGL graphics in Root, it is > > > very slow. I presume this because it is using > > > software rendering. > > > > > > Has anyone gotten root to use hardware acceleration > > > when drawing with OpenGL? > > I got hardware acceleration to work on my machine > > * Debian GNU/Linux 2.2r3 box > * Linux kernel 2.2.17 SMP (I'm not sure about the revision, but > something like that) > * XFree 3.3.6 (yes, not 4.0.1) > * Utah GL libraries and GLX (see http://utah-glx.sourceforge.net). > * Matrox G200 > > On that machine, I can manipulate the NA49 geometry (as in the > tutorials) in realtime :-) Cool! This worked out of the box by the > way. > > However, trying the configuration: > > * Redhat 6.2 > * Linux kernel 2.2.16 > * XFree 3.3.6 > * Utah GL libraries and GLX > * Matrox G400 > > does not work at all i.e., GL rendering is not working (causes the X > server to crash in fact). Hmm ... maybe something wrong with the > Redhat build, who knows. > > Yours, > > Christian ----------------------------------------------------------- > Holm Christensen Phone: (+45) 35 35 96 91 > Sankt Hansgade 23, 1. th. Office: (+45) 353 25 305 > DK-2200 Copenhagen N Web: www.nbi.dk/~cholm > Denmark Email: cholm@nbi.dk -- Org: CERN, European Laboratory for Particle Physics. Mail: 1211 Geneve 23, Switzerland E-Mail: Fons.Rademakers@cern.ch Phone: +41 22 7679248 WWW: http://root.cern.ch/~rdm/ Fax: +41 22 7677910
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