[Interest] Building Qt 5.5.0 rc with sanitizers

2015-06-18 Thread Igor Kostenko
Hello all, I'm trying to build Qt 5.5.0 rc on ubuntu 14.04 with gcc 5.1 with enabled address and undefined sanitizers: ./configure --prefix=/opt/qt/5.5.0 -qt-zlib -qt-xcb -qt-libpng -qt-libjpeg -opensource -debug -confirm-license -sanitize address -sanitize undefined And getting error: make[3]:

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread Shantanu Tushar
This, though a very simple tool has been very handy for me to analyze performance issues http://technet.microsoft.com/en-in/sysinternals/bb896653.aspx . Double click on your process to see detailed views of thread performance, GPU usages, context switches and so on. See if you can spot some irregu

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread John C. Turnbull
Well, as I said, I am using the example apps that come with Qt 5.5.0 in Qt Creator Examples – either the WebEngine Quick Nano Browser example or the WebEngine Tab Browser example will exhibit the problem. They come with the Mac and Linux Qt distros as well don’t they? From: Yuvraaj Kelkar

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread Yuvraaj Kelkar
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" wrote: > Unfortunately I only have access to a Windows machine :-( > > -Original Message- > From: interest-bounces+ozemale=ozemail.com...@qt-project.org >

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread John C. Turnbull
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-pr

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread rpzrpz...@gmail.com
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

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread John C. Turnbull
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

[Interest] [ Android ] Bluetooth Obex Object Push Profile (OPP) implementation?

2015-06-18 Thread Edward Sutton
This Qt article state Object Push Profile is not supported on Android. http://doc.qt.io/qt-5/qtbluetooth-overview.html Not supported because Qt does not support it? Or because Android does not support it? How do 3rd party Android apps implement Obex? Any ideas? Java source code? By the wa

Re: [Interest] Error when compiling Qt 5.5.0 beta for Max OS X 10.8

2015-06-18 Thread Thiago Macieira
On Thursday 18 June 2015 12:07:38 Calogero Mauceri wrote: > Shouldn't the minimum OS X platform supported by Qt 5.5.0 be Mac OS X > 10.8? If this does not get fixed it will not compile there (unless of > course you don't manually patch it yourself). > The fix is very simple, is there no way to brin

Re: [Interest] How to share a native OpenGL context with Qt?

2015-06-18 Thread Marc Gilleron
Actually, here is what we have: Our application has a main thread loop. It loads Qt dynamically (because we don't necessarily need it at compile time). Qt doesn't wraps our app. At some point in our main thread, we create a QApplication and widgets. Then, as we did before Qt integration, we load o

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread Allan Sandfeld Jensen
To begin with you can try to start the inspector and see what it is waiting on. You start it by using the environment variable QTWEBENGINE_REMOTE_DEBUGGING, or the application argument --remote-debugging- port. `Allan On Thursday 18 June 2015, John C. Turnbull wrote: > So what might that sugges

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread Mark Langezaal
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 Onderwerp: Re: [

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread m...@rpzdesign.com
Why don't you put up a Youtube video to demonstrate the details. Attach a video and a sample project to reproduce. Don't you think it would be obvious to also being spelling out all the details of the operating conditions. Operating system version, computer type, etc... md On 6/18/2015 1:56 A

Re: [Interest] Error when compiling Qt 5.5.0 beta for Max OS X 10.8

2015-06-18 Thread Calogero Mauceri
Il 6/18/2015 12:01 PM, Sorvig Morten ha scritto: >> On 18 Jun 2015, at 10:58, Calogero Mauceri wrote: >> >> >> Il 5/20/2015 12:39 PM, Sorvig Morten ha scritto: On 19 May 2015, at 10:50, Calogero Mauceri wrote: Hi all, I'm trying to compile Qt 5.5.0 beta for Mac OS X 10.

Re: [Interest] Error when compiling Qt 5.5.0 beta for Max OS X 10.8

2015-06-18 Thread Sorvig Morten
> On 18 Jun 2015, at 10:58, Calogero Mauceri wrote: > > > Il 5/20/2015 12:39 PM, Sorvig Morten ha scritto: >>> On 19 May 2015, at 10:50, Calogero Mauceri wrote: >>> >>> Hi all, >>> >>> I'm trying to compile Qt 5.5.0 beta for Mac OS X 10.8, on Mac OS X 10.10. >>> qxctestlogger.mm:129:27: erro

Re: [Interest] Error when compiling Qt 5.5.0 beta for Max OS X 10.8

2015-06-18 Thread Calogero Mauceri
Il 5/20/2015 12:39 PM, Sorvig Morten ha scritto: >> On 19 May 2015, at 10:50, Calogero Mauceri wrote: >> >> Hi all, >> >> I'm trying to compile Qt 5.5.0 beta for Mac OS X 10.8, on Mac OS X 10.10. >> qxctestlogger.mm:129:27: error: property 'description' not found on >> object of >>type 'i

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread John C. Turnbull
So what might that suggest? It really makes no sense as the same sites load instantly in all other browsers on the same machine. But with WebEngineView, they are *extremely* slow and this is becoming a serious blocker for us. -Original Message- From: interest-bounces+ozemale=ozemail.com.

Re: [Interest] Extremely sluggish browser performance in Qt 5.5

2015-06-18 Thread Allan Sandfeld Jensen
I can't reproduce the issue. On Thursday 18 June 2015, John C. Turnbull wrote: > 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