[Interest] Rotating objects in QML are killing performance

Alan Alpert 416365416c at gmail.com
Thu Apr 11 20:43:24 CEST 2013

On Thu, Apr 11, 2013 at 10:08 AM, Michael Andersen
<michael at steelcode.com> wrote:
> Forgot list in reply.
> So no hope of it being fixed in 5.2 then... oh well. I'll go file a bug
> report. Does this happen on windows too or is this a linux thing?

It could also be a driver thing. When reporting the bug please include
your graphics card/driver.

> Does anyone have any ideas for a workaround? Other than "don't rotate stuff"
> ?

If it's just a continual looping animation, and not particularly
interactive, then you could pre-render the rotating rectangle into a
gif or sprite sheet and play it with an AnimatedImage or
AnimatedSprite. Those are likely to perform better.

Alan Alpert

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