Re: [Development] iMX6 EGLGS 2D (QtWidgets) painting acceleration

2018-09-03 Thread Thiago Macieira
On Monday, 3 September 2018 09:19:31 PDT Uwe Rathmann wrote: > Almost everything is better than to continue forever with a graphic > pipeline, that is not even competitive with the one that had been sorted > out in 2010. Your criteria for "competitive" are different than the maintainers'. You're

Re: [Development] iMX6 EGLGS 2D (QtWidgets) painting acceleration

2018-09-03 Thread Uwe Rathmann
On Mon, 03 Sep 2018 16:38:51 +0200, Simon Hausmann wrote: > ... it's not necessarily a > good overall investment of time when the scene graph provides a better > opportunity to get closer to the theoretical maximum of performance - by > design. In German we have the phrase: "Besser ein Spatz in d

Re: [Development] iMX6 EGLGS 2D (QtWidgets) painting acceleration

2018-09-03 Thread Simon Hausmann
Am 02.09.18 um 20:01 schrieb Thiago Macieira: On Sunday, 2 September 2018 06:05:57 PDT Uwe Rathmann wrote: Thiago argues, that a QPainter based render engine results in performance bottlenecks. But if it is possible to have significantly better results with QNanoPainter then there is no concep

Re: [Development] Naming convention for (scoped) enums

2018-09-03 Thread Simon Hausmann
Am 31.08.18 um 11:56 schrieb Tor Arne Vestbø: I think Simon’s reasoning in the review that spurred this discussion summarises it nicely: On 31 Aug 2018, at 10:24, Simon Hausmann (Code Review) wrote: Simon Hausmann has posted comments on this change. Change subject: Convert QQEventPoint an

Re: [Development] QAbstractItemModel::setItemData behaviour

2018-09-03 Thread Luca Beldi
Gentle ping as I got no answers before. Hi everyone, While trying to submit a patch to fix QStringListModel::setItemData https://codereview.qt-project.org/235730 we opened a much larger discussion on QAbstractItemModel,

Re: [Development] Deprecation of Qt Canvas3D in 5.12

2018-09-03 Thread Tuukka Turunen
+1 from me as well. It is good to mark it deprecated to give the right message for our users. Yours, Tuukka From: Development on behalf of Lars Knoll Date: Monday, 3 September 2018 at 10.14 To: Pasi Keränen Cc: Qt development mailing list Subject: Re: [Development] Depreca

Re: [Development] qt open62541 client connection signals doesn't receive from backend class

2018-09-03 Thread Maurice Kalinowski
Hi, Are you sure that the backend is loaded properly? Check QOpcUaProvider::availableBackends() and/or whether the client creation causes any issues. Furthermore, I assume you have been using the documentation from Open62541 itself? The default build generates a shared library, which needs to b

Re: [Development] Deprecation of Qt Canvas3D in 5.12

2018-09-03 Thread Lars Knoll
+1 from my side. Cheers, Lars On 31 Aug 2018, at 12:23, Pasi Keränen mailto:pasi.kera...@qt.io>> wrote: We’ve maintained the Canvas3D (a WebGL like API for Qt Quick JavaScript) module with very minimal effort, but when we look at our future it seems clear we need to start supporting multiple