Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-28 Thread Rohan Garg
Hey > Here I agree with Luke Kenneth Casson Leighton’s opinion [1]. > > I think we should aim to provide the best possible experience with the free > software ecosystem. The experience with proprietary drivers should be the > second priority, if priority at all. > AFAIU by building Qt with GLES

Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-27 Thread Paul Wise
On Wed, Nov 28, 2018 at 7:30 AM Lisandro Damián Nicanor Pérez Meyer wrote: > Just curious: is there any project alive for the PowerVR SGX530 ? There used to be a very brief effort around PowerVR devices but it looks like that has died now. Some of the project site was captured by archive.org and

Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-27 Thread Lisandro Damián Nicanor Pérez Meyer
El martes, 27 de noviembre de 2018 17:19:32 -03 Dmitry Shachnev escribió: > Hi Rohan! > > On Tue, Nov 27, 2018 at 04:24:43PM +0100, Rohan Garg wrote: > > [...] > > > > I concur here. It was correctly pointed out in another reply that by using > > OpenGL we're specifically catering to software

Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-27 Thread Lisandro Damián Nicanor Pérez Meyer
El domingo, 25 de noviembre de 2018 21:18:39 -03 Paul Wise escribió: > On Sun, Nov 25, 2018 at 8:58 PM Lisandro Damián Nicanor Pérez Meyer wrote: > > Both Dmitry and I just learned that the RPI has the VC4 driver which > > enables it to do hardware acceleration for Desktop OpenGL, we must admit >

Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-27 Thread Dmitry Shachnev
Hi Rohan! On Tue, Nov 27, 2018 at 04:24:43PM +0100, Rohan Garg wrote: > [...] > > I concur here. It was correctly pointed out in another reply that by using > OpenGL we're specifically catering to software that doesn't support > GLES while making performance worse for mature applications that >

Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-27 Thread Rohan Garg
Hey On Mon, Nov 26, 2018 at 12:38 PM Raphael Hertzog wrote: > > Hello Lisandro, > > TLDR: thank you for starting this discussion, it was required as it's not > an easy decision to take as there is no realistic perfect solution, but I > believe you took the wrong decision. Please consider

Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-27 Thread Re4son
Hi, On 26/11/18 11:54 pm, Riku Voipio wrote: > On Mon, Nov 26, 2018 at 12:37:57PM +0100, Raphael Hertzog wrote: >> were in the week-end). I was aware of the discussion but did not >> had the time to chime in, yet I was the person who re-opened the bug >> #881333 in the first place. > >> I also

Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-26 Thread Riku Voipio
On Mon, Nov 26, 2018 at 12:37:57PM +0100, Raphael Hertzog wrote: > were in the week-end). I was aware of the discussion but did not > had the time to chime in, yet I was the person who re-opened the bug > #881333 in the first place. > I also invited someone else who is working on a concrete

Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-26 Thread Jonas Smedegaard
Quoting Raphael Hertzog (2018-11-26 12:37:57) > Software can be fixed/improved to also work with OpenGL ES. However > hardware, once bought, cannot be fixed to support Desktop OpenGL when > it has been designed for OpenGL ES only. Is some _hardware_ really "designed for OpenGL ES only"? I

Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-26 Thread Raphael Hertzog
Hello Lisandro, TLDR: thank you for starting this discussion, it was required as it's not an easy decision to take as there is no realistic perfect solution, but I believe you took the wrong decision. Please consider deferring the decision to the technical committe by seeking his advice (point

Re: Qt with GLES on arm64 maintainer's decision - Was:: Upcoming Qt switch to OpenGL ES on arm64

2018-11-25 Thread Paul Wise
On Sun, Nov 25, 2018 at 8:58 PM Lisandro Damián Nicanor Pérez Meyer wrote: > Both Dmitry and I just learned that the RPI has the VC4 driver which enables > it to do hardware acceleration for Desktop OpenGL, we must admit that this is > a game changer in many ways, even if we are talking on just