> > The "show" cost varies a bit, maybe as low as 30ms or as high > > as 40ms, but never so long as 200ms... > > > > The monitor refresh is 60Hz, so that possibly sets a lower bound > > of about 17ms for the screen to show anyway. > > > > Note that I'm running this in a X server on a WinXP machine, > > the actual Linux box I test on is about half a kilometre away... > > I'd assume running it locally on the machine would be even faster. > > > > One my side, using your sample, and the same binary compile on a RedHat 4 > > I am using two differents RedHat (Red Hat Enterprise Linux ES release 4 > (Nahant Update 5) and Red Hat Enterprise Linux Server release 5.5 > (Tikanga)) > > The first one is slow at 200ms, but the second one got 20ms (ten times > faster)
So... you ran the same binary on both machines? If so, that tells us the slowness is coming from the system rather than from the fltk binary then I guess. I wonder if it is a display driver thing, then? SELEX Galileo Ltd Registered Office: Sigma House, Christopher Martin Road, Basildon, Essex SS14 3EL A company registered in England & Wales. Company no. 02426132 ******************************************************************** This email and any attachments are confidential to the intended recipient and may also be privileged. If you are not the intended recipient please delete it from your system and notify the sender. You should not copy it or use it for any purpose nor disclose or distribute its contents to any other person. ******************************************************************** _______________________________________________ fltk mailing list fltk@easysw.com http://lists.easysw.com/mailman/listinfo/fltk