[Interest] Utilizing the GPU, how to start?

[John C. Turnbull]

Thanks - great to hear!

I am a firm believer in the significance that Vulkan will play in the future of GPU based applications.

> On 6 Jul 2016, at 18:33, Dmitry Volosnykh <dmitry.volosnykh at gmail.com> wrote:
> 
> John, here you are: https://blog.qt.io/?s=vulkan&lang=en
> 
>> On Wed, Jul 6, 2016 at 11:31 AM John C. Turnbull <ozemale at ozemail.com.au> wrote:
>> Just out of interest, has anyone within the Qt community or company considered Vulkan?
>> 
>> It looks to me as though the future of low level graphics APIs is not OpenGL or Direct3D or Metal.
>> 
>> It's Vulkan.
>> 
>> > On 6 Jul 2016, at 17:53, Kai Koehne <Kai.Koehne at qt.io> wrote:
>> >
>> >
>> >
>> >> -----Original Message-----
>> >> From: Interest [mailto:interest-bounces+kai.koehne=qt.io at qt-project.org]
>> >> [...]
>> >> Multimedia and web rendering are a different story.  Others are better
>> >> qualified to comment on the details of how WebEngine, QtMultimedia, and
>> >> the older alternatives are implemented - but they are all wrappers around
>> >> other libraries.  Just because widgets don’t render their own pixels on the
>> >> GPU doesn’t mean those libraries can’t render the framed content on the
>> >> GPU, AFAIK.  At least theoretically, but I’m not up-to-date on whether the
>> >> widget implementations are currently doing that efficiently.
>> >
>> > QWeb_Engine_View indeed uses Qt Quick (and therefore potentially
>> > the GPU) underneath , even for the widgets integration. So it might be worth
>> > a try porting your app from Qt WebKit to Qt WebEngine (if only because
>> > Qt WebKit is deprecated).
>> >
>> > For the video, it looks like QVideoWidget might benefit from OpenGL if
>> > it's parent is a QOpenGL widget. Maybe you can experiment with this.
>> > (I don't have first hand experience with QVideoWidget though).
>> >
>> >
>> >
>> > Regards
>> >
>> > Kai
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>> 
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