Here the answer I got from Jeremy Huddleston Sequoia on 02 Feb 2017. I think we can be real pessimistic concerning X11 on macOS.
> [AF] A question about slow dialogues with OpenMotif and XQuartz (much slower > than with Linux). > > [JHS] <jerem...@freedesktop.org> > There is a known issue there, I believe with Yosemite and newer versions of > macOS (maybe Mavericks+, maybe ElCap+, I forget exactly). The issue is below > us in CoreGraphics and won't really be fixed on Apple's side as doing so > would fix this case but cause bad performance penalties for every single > other case out there. The real solution is to get XQuartz off of libXplugin > and start using more modern macOS APIs (eg: finishing up libxcwm), but > there's not really anyone actively working on that right now. > > [AF] Are you the only one involved in XQuartz developments ? > > [JHS] Yes, and I spend significantly less than 1% of my time on it ... barely > enough to just pull in upstream changes, build, and ship. > > [AF] [...] but people are reluctant in using them on Macintoshes because of > that problem of slowness. > > [JHS] If you're interested in working on the replacement, I can point you in > the right direction. It's maybe 60% done ... all by a group of college > seniors at PSU. > > --Jeremy Alain > On 30 Aug 2018, at 22:30, Langer, Stephen A. (Fed) <stephen.lan...@nist.gov> > wrote: > > xorg-server from MacPorts is more up to date. > -- Steve > > On 8/30/18, 3:54 PM, "X11-users on behalf of Mick Mueck" > <x11-users-bounces+stephen.langer=nist....@lists.apple.com > <mailto:x11-users-bounces+stephen.langer=nist....@lists.apple.com> on behalf > of mick.mu...@mac.com <mailto:mick.mu...@mac.com>> wrote: > > Hi All, > > I'm an XQuartz user and immensely glad I can run CAD software (Cadence > Virtuoso) on a linux box and display all of it's X11 windows on my Mac. Very > many years ago I put a bug into the XQuartz system that wasn't deemed to have > a high priority, although it royally painful to me, and it's fix was never > tackled. Basically, the cursor size on many of the windows in this CAD tools > suite is about 4 times bigger than normal. When selecting menu items, I can't > properly read what I'm selecting because of the cursor size, tool-tips are > usually useless because the cursor obstructs most of it, editing a document > (placing the cursor, selecting text) is painful because the I-beam is four > lines high etc. Annoyingly, it's only with this Cadence software that the > cursor bug occurs - pretty much every other X11 window I interact with has a > cursor size that's just fine. > > Anyway, the version of XQuartz I'm using is 2.7.11 - I get it from > xquartz.org > <https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fxquartz.org&data=02%7C01%7Cstephen.langer%40nist.gov%7Cbbac4693b49b49f0f8a108d60eb261d3%7C2ab5d82fd8fa4797a93e054655c61dec%7C1%7C0%7C636712556639582755&sdata=F%2Bmql2lyoRYEmeCrA3MiUlX52mpuLlZ1gVRzwkrg0j0%3D&reserved=0> > and it's just about 2 years old. I'm wondering if development has migrated > to another place or is XQuartz is abandoned? > > > Regards, > > Mick > > > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > X11-users mailing list (X11-users@lists.apple.com > <mailto:X11-users@lists.apple.com>) > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/x11-users/filhol%40ill.eu > <https://lists.apple.com/mailman/options/x11-users/filhol%40ill.eu> > > This email sent to fil...@ill.eu <mailto:fil...@ill.eu> ------ Dr. Alain Filhol (Computer scientist) Institut Laue-Langevin EPN Campus, CS 20156, 71 ave des Martyrs, F-38042 Grenoble cedex 9 <fil...@ill.eu>, Office: ILL19-206 Tel:+33 4.76.20.71.56, Fax: +33 4.76.20.76.48
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