If you have a sample application, I can compile for Mac windows and Linux and try it out. On Jun 18, 2015 7:08 PM, "John C. Turnbull" <ozem...@ozemail.com.au> wrote:
> Unfortunately I only have access to a Windows machine :-( > > -----Original Message----- > From: interest-bounces+ozemale=ozemail.com...@qt-project.org > [mailto:interest-bounces+ozemale=ozemail.com...@qt-project.org] On Behalf > Of > rpzrpz...@gmail.com > Sent: Friday, June 19, 2015 11:41 AM > To: interest@qt-project.org > Subject: Re: [Interest] Extremely sluggish browser performance in Qt 5.5 > > On 6/18/2015 5:38 PM, John C. Turnbull wrote: > > All I am doing is running the WebEngine Tab Browser example from > > Creator > > 3.4.0 which comes with the version of Qt that I downloaded which is > > 5.5.0 MSVC2013 64-bit. I have selected to build for RELEASE and then > > I just run it. > > > > The machine is a powerful Dell Precision 7500 Workstation with 2 x > > Xeons and 64G of RAM and a Quadro FX 5800 GPU. > > > > The browser performance is absolutely woeful to the point of being > unusable. > > > > *From:*Mark Langezaal [mailto:mark.langez...@xs4all.nl] > > *Sent:* Thursday, June 18, 2015 9:11 PM > > *To:* John C. Turnbull; interest@qt-project.org > > *Subject:* Re: [Interest] Extremely sluggish browser performance in Qt > > 5.5 > > > > Perhaps you have linked to a non optimized Qt package? (-O0 in stead > > of -O2) > > > > Not sure how this could happen. > > > > Did you compile it yourself? > > > > Mark > > > > -------- Oorspronkelijk bericht -------- > > > > Van: "John C. Turnbull" > > > > Datum:18-06-2015 07:25 (GMT+01:00) > > > > Aan: interest@qt-project.org <mailto:interest@qt-project.org> > > > > Onderwerp: Re: [Interest] Extremely sluggish browser performance in Qt > > 5.5 > > > > Anyone??? > > > > *From:*John C. Turnbull [mailto:ozem...@ozemail.com.au] > > *Sent:* Monday, June 15, 2015 7:31 AM > > *To:* 'interest@qt-project.org' > > *Subject:* RE: [Interest] Extremely sluggish browser performance in Qt > > 5.5 > > *Importance:* High > > > > Hasn't anyone else tried out the WebEngineView in Qt 5.5 QML? I just > > can't explain why it takes minutes to load pages that load > > instantaneously in Chrome or Firefox. This is really hurting us, > > especially the unusable Google Maps. > > > > *From:*interest-bounces+ozemale=ozemail.com...@qt-project.org > > <mailto:interest-bounces+ozemale=ozemail.com...@qt-project.org>[mailto > > :interest-bounces+ozemale=ozemail.com...@qt-project.org] > > *On Behalf Of *John C. Turnbull > > *Sent:* Friday, June 12, 2015 5:41 AM > > *To:* interest@qt-project.org <mailto:interest@qt-project.org> > > *Subject:* [Interest] Extremely sluggish browser performance in Qt 5.5 > > > > I am just trying out the "nano browser" in Qt 5.5 on Windows 7 64-bit > > and find it almost unusable. > > > > Loading **any** website is slow but it is particularly noticeable with > > Google Maps. It can take more than a minute to render the initial map > > and then zooming in first shows just a scaled and pixelated version of > > the map and then it can several minutes for the details to be rendered > > properly. Also, switching from map to Earth/Satellite view seems to > > take forever too. > > > > What could be causing this incredible slowness? It's not the network > > itself as the same sites load instantaneously in other browsers like > > Chrome and Firefox on the same machine and there is no proxy involved. > > > > Given that the primary use case I had intended for the Qt browser > > implementation is Google Maps, this is all very worrying! > > > > Thanks, > > > > -jct > > > > > > > > _______________________________________________ > > Interest mailing list > > Interest@qt-project.org > > http://lists.qt-project.org/mailman/listinfo/interest > > > > Can you run the same test on OSX and or Android? > > Just provide a chance to see if 5.5 web is sluggish across more than > platform. > > > -- > No spell checkers were harmed during the creation of this message. > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest > > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest >
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