Re: [Development] Dropping XP?

2013-12-10 Thread Jonathan Liu
On 10 December 2013 18:34, Koehne Kai wrote: > >> -Original Message- >> From: development-bounces+kai.koehne=digia@qt-project.org >> [mailto:development-bounces+kai.koehne=digia@qt-project.org] On >> Behalf Of Thiago Macieira >> Sent: Monday, December 09, 2013 11:24 PM >> To: devel

Re: [Development] Enabling SSE2 by default on x86 builds (32-bit)

2013-12-10 Thread Thiago Macieira
On quarta-feira, 11 de dezembro de 2013 01:01:30, Allan Sandfeld Jensen wrote: > On Tuesday 10 December 2013, Thiago Macieira wrote: > > [*] note that it's technically SSE support; SSE2 added the integer > > operations to SSE, which isn't what QtQuick needs. > > SSE2 also added support for double,

Re: [Development] Enabling SSE2 by default on x86 builds (32-bit)

2013-12-10 Thread Allan Sandfeld Jensen
On Tuesday 10 December 2013, Thiago Macieira wrote: > [*] note that it's technically SSE support; SSE2 added the integer > operations to SSE, which isn't what QtQuick needs. SSE2 also added support for double, SSE(1) only had 32bit float support. Which is why it is only with SSE2 that you can full

Re: [Development] Would a (QML) model aggregator class a welcome addition?

2013-12-10 Thread Alan Alpert
On Tue, Dec 10, 2013 at 12:32 PM, Alberto Mardegan wrote: > Hi all! > For one of my projects, I found the need to merge several models into > a single model. I wrote a class for it, and I think it's generic enough > to be useful for other people, and I wonder if it could be put into Qt > itself:

[Development] Would a (QML) model aggregator class a welcome addition?

2013-12-10 Thread Alberto Mardegan
Hi all! For one of my projects, I found the need to merge several models into a single model. I wrote a class for it, and I think it's generic enough to be useful for other people, and I wonder if it could be put into Qt itself: https://gitlab.com/mardy/mappero/blob/directions/lib/Mappero/model-

Re: [Development] Qt5 release integration build

2013-12-10 Thread Thiago Macieira
On terça-feira, 10 de dezembro de 2013 20:06:24, Kurt Pattyn wrote: > How critical is it to solve those warnings? If they are critical for the > release, I want to give a helping hand to remove them (after all there are > more than 900, the list below is a synopsis). MSVC warnings are not critical

Re: [Development] Qt5 release integration build

2013-12-10 Thread Thiago Macieira
On terça-feira, 10 de dezembro de 2013 20:18:11, Kurt Pattyn wrote: > Thanks for the info. Is there a target date for 5.2.1? See the minutes for yesterday's release team meeting. It's going to be either January of February, depending on the timing of Qt 4.8.6. -- Thiago Macieira - thiago.macieir

Re: [Development] Enabling SSE2 by default on x86 builds (32-bit)

2013-12-10 Thread Thiago Macieira
On terça-feira, 10 de dezembro de 2013 19:52:35, Hausmann Simon wrote: > Would it be possible to build libQtQml for i686/SSE2, install it into > lib/sse2 and call it a day? I don't think it's worth shipping a pure i386 > version of that library that's not going to perform on the hardware in > quest

Re: [Development] Enabling SSE2 by default on x86 builds (32-bit)

2013-12-10 Thread Hausmann Simon
Would it be possible to build libQtQml for i686/SSE2, install it into lib/sse2 and call it a day? I don't think it's worth shipping a pure i386 version of that library that's not going to perform on the hardware in question - more than 10 years old and no chance for GPU acceleration the way Qt

Re: [Development] Qt5 release integration build

2013-12-10 Thread Kurt Pattyn
Thanks for the info. Is there a target date for 5.2.1? I want to give a helping hand, but how can this be coordinated so that no two people are fixing the same warnings? Regards, Kurt On 10 Dec 2013, at 20:13, Liang Qi wrote: > Those changes happened in stable branch, it means they will be pa

Re: [Development] Qt5 release integration build

2013-12-10 Thread Liang Qi
Those changes happened in stable branch, it means they will be part of 5.2.1, then doesn't block 5.2.0 final release. Anyway, patches are welcome! Regards, Liang On 10 December 2013 20:06, Kurt Pattyn wrote: > I suppose that the warnings in the list beneath are still unsolved. Is > that corre

Re: [Development] Qt5 release integration build

2013-12-10 Thread Kurt Pattyn
I suppose that the warnings in the list beneath are still unsolved. Is that correct? How critical is it to solve those warnings? If they are critical for the release, I want to give a helping hand to remove them (after all there are more than 900, the list below is a synopsis). Cheers, Kurt On

Re: [Development] Enabling SSE2 by default on x86 builds (32-bit)

2013-12-10 Thread Thiago Macieira
On terça-feira, 10 de dezembro de 2013 12:01:24, Rex Dieter wrote: > So, for this to be workable, we'd need a canonical list of libraries that > want/need SSE2 optimizations. Right now, there's code in QtCore and QtGui that does SSE2-specific optimisations. I'd recommend it also for any libraries

Re: [Development] Enabling SSE2 by default on x86 builds (32-bit)

2013-12-10 Thread Rex Dieter
Lisandro Damián Nicanor Pérez Meyer wrote: > On Tuesday 10 December 2013 14:18:39 Lisandro Damián Nicanor Pérez Meyer > wrote: > [snip] >> He also gave us some directions on how we could achieve this, feel free >> to ping me if you need them. > The idea (and please correct me if I've got somethin

Re: [Development] Enabling SSE2 by default on x86 builds (32-bit)

2013-12-10 Thread Lisandro Damián Nicanor Pérez Meyer
On Tuesday 10 December 2013 14:18:39 Lisandro Damián Nicanor Pérez Meyer wrote: [snip] > He also gave us some directions on how we could achieve this, feel free to > ping me if you need them. That already happened :) The idea (and please correct me if I've got something wrong) would be to: - Bu

Re: [Development] Enabling SSE2 by default on x86 builds (32-bit)

2013-12-10 Thread Lisandro Damián Nicanor Pérez Meyer
On Sunday 10 November 2013 16:19:03 Thiago Macieira wrote: > This came up as an impromptu discussion during Dev Days. > > According to Lars and Simon, the new V4's JIT engine generates > floating-point math for QML only using SSE registers on x86. That means the > JIT code cannot run on CPUs that

Re: [Development] Dropping XP?

2013-12-10 Thread Tony Van Eerd
- I think there is cleanup that could be done. - I think it is still too early to do so. I'm still running XP! (true, not for much longer...) > -Original Message- > From: development-bounces+tvaneerd=blackberry@qt-project.org > [mailto:development-bounces+tvaneerd=blackberry@qt

Re: [Development] Qt5 release integration build

2013-12-10 Thread Mitch Curtis
https://codereview.qt-project.org/#change,65936 https://codereview.qt-project.org/#change,66052 https://codereview.qt-project.org/#change,66018 https://codereview.qt-project.org/#change,66061 https://codereview.qt-project.org/#change,66041 You can see more by searching through gerrit. E.g.: https

Re: [Development] Dropping XP?

2013-12-10 Thread Thiago Macieira
On terça-feira, 10 de dezembro de 2013 12:30:23, Knight Andrew wrote: > I don't think there's much benefit to rushing into this. In the cases where > WinRT's native API is wildly different than Win32, we can use a new CPP > file. Apart from a cleaner codebase, I don't see much benefit in ripping >

[Development] QtQuick - Automatically Repainting Canvas

2013-12-10 Thread Matthias Kleine
Hi all, is there an established pattern for repainting a canvas once a property that is accessed during painting changes? If not, I suggest to add a RepaintingCanvas. See the attachment for a naive implementation. Is there a chance for something like this to be included in Qt? Cheers, Matthias

Re: [Development] Dropping XP?

2013-12-10 Thread Knight Andrew
From: development-bounces+andrew.knight=digia@qt-project.org [development-bounces+andrew.knight=digia@qt-project.org] on behalf of John Layt [jl...@kde.org] Sent: Tuesday, December 10, 2013 11:25 AM To: development@qt-project.org Subject: Re: [Dev

Re: [Development] Dropping XP?

2013-12-10 Thread Robert Knight
Hello, > I don't know about the codebase, but given the feedback for Qt Creator there > are still a lot of people using XP even as a development platform ... > so I'd expect quite some backslash if we completely drop support for Windows > XP, at least for 'traditional' QWidget based apps. I'm a

[Development] Qt5 release integration build

2013-12-10 Thread Kurt Pattyn
Hi, is anybody aware of the many warnings of Qt5 release build for Windows? For instance the build win32-msvc2010_developer-build_qtnamespace_Windows_7 (build log: http://testresults.qt-project.org/ci/Qt5_release_Integration/build_00286/win32-msvc2010_developer-build_qtnamespace_Windows_7/log.tx

Re: [Development] Development Digest, Vol 27, Issue 28

2013-12-10 Thread Sergio Ahumada
On 10.12.2013 11:20, Koehne Kai wrote: >> "Error 2" means "the command above exited with error 2, please >> look above" >> >> >> That is really all that is in the logs. No further clues. > > Well, the clue is there: > > "Build was aborted" > > Now I don't know why it was aborted, and by whom :

Re: [Development] Development Digest, Vol 27, Issue 28

2013-12-10 Thread Koehne Kai
> -Original Message- > From: development-bounces+kai.koehne=digia@qt-project.org > [mailto:development-bounces+kai.koehne=digia@qt-project.org] On > Behalf Of Kurt Pattyn > Sent: Tuesday, December 10, 2013 11:16 AM > To: development@qt-project.org > Cc: 'thiago.macie...@intel.com'

Re: [Development] Development Digest, Vol 27, Issue 28

2013-12-10 Thread Kurt Pattyn
On 10 Dec 2013, at 03:40, development-requ...@qt-project.org wrote: >> win32-msvc2010_developer-build_qtnamespace_Windows_7 >> === >> jom: C:\work\build\qt\qtdeclarative\src\quick\Makefile.Release >> [.obj\release\qquickdroparea.obj] Error 2 > > "Erro

Re: [Development] Dropping XP?

2013-12-10 Thread John Layt
On 9 December 2013 23:23, Thiago Macieira wrote: > As Kenneth reminds us[1], Microsoft is ending the security updates for Windows > XP in April 2014. That's about when we plan to release Qt 5.3. > > Should we stop supporting Windows XP? Is there anything we can improve in our > codebase if we do?

Re: [Development] Dropping XP?

2013-12-10 Thread Shaw Andy
> FWIW, Browser stats fun: > Bar chart last 30 days: > http://gs.statcounter.com/#os-ww-monthly-201312-201312-bar > (Windows XP still has 18.52%) > > Trend chart: > http://gs.statcounter.com/#os-ww-monthly-200808-201311 > Of course - it's declining. The decline seems actually to flatten out. > >

Re: [Development] Nominating Fabian Bumberger for Approver Status

2013-12-10 Thread Blasche Alexander
Hi, It has been 15 days and Fabian received strong support. Congratulations to Fabian! Jira and Gerrit have been updated. -- Alex From: development-bounces+alexander.blasche=digia@qt-project.org [development-bounces+alexander.blasche=digia@qt-p