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Re: Upcoming Qt switch to OpenGL ES on arm64




El jueves, 22 de noviembre de 2018 19:05:27 -03 Julien Cristau escribió:
> On 11/22/18 10:30 PM, Marcin Juszkiewicz wrote:
> > W dniu 22.11.2018 o 19:37, Dmitry Shachnev pisze:
> >> The Qt framework can be built either with “desktop” OpenGL, or with
> >> OpenGL ES support. At the moment we are building it with OpenGL ES on
> >> armel and armhf, and with desktop OpenGL on all other architectures.
> >> 
> >> However we have received a request [1] from two different persons to add
> >> arm64 to the list of architectures where OpenGL ES is used.
> >> 
> >> We want your feedback! If you are using an arm64 device or board with Qt,
> >> please let us know your opinion about this change, by replying to this
> >> mail
> >> or to [1], and describe your use case.
> > 
> > Does it mean that arm64 box with PCI Express graphics card will be not
> > able to use Qt based software? I can put Radeon or NVidia card into my
> > box and use it as a normal OpenGL accelerated desktop (did that already
> > few years ago).
> 
> At least mesa drivers can be used for desktop GL or GLESv2 just fine,
> AFAIK.  Maybe the answer for Qt is to switch to GLESv2 for all
> architectures, to stop the special-casing madness, instead of making it
> spread? :)

That would mean that anything using Qt + [GLU[T] glew] will have to get 
removed from the archive.

Now let's suppose for a minute that the above could be solvable: it would be 
good to know whether this is in fact a possible solution.

In this case the question would be: do the major part of the video cards out 
there support GLES?


-- 
Lisandro Damián Nicanor Pérez Meyer
http://perezmeyer.com.ar/
http://perezmeyer.blogspot.com/

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