[Qt-qml] hardware acceleration and qml

[Ivan De Marino]

I can testify.
Same animations and transformations done with QML, with OpenGL-enabled
QGraphicsView go MUCH FASTER (particularly on Device).
But there are few drawbacks:
- You need to have the entire View redrawn entirely for good quality (but
that's ok: you are using OpenGL after all)
- Font Anti-aliasing sucks and gets worse if you apply transformations to
the Text

On 23 June 2010 00:52, <warwick.allison at nokia.com> wrote:

> > I'd like to know more about the support for hardware acceleration in
> > qml. I remember an overview focused on it but in the last snapshot
> > documentation I can't find it. Is there a reason? Where I can find the
> > supported platforms?
>
> QML builds directly upon QGraphicsView, which in turn builds upon QPainter,
> which in turn builds upon QPaintEngine (and the internal QGraphicsSystem
> classes), which have various hardware accelerated implementations.
>
> --
> Warwick
>
> _______________________________________________
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> Qt-qml at trolltech.com
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>



-- 
Ivan De Marino | Software Engineer | France Telecom R&D UK - Orange Labs
w. +44 20 8849 5806 | m. +44 7515 955 861 | m. +44 7974 156 216
ivan[dot]demarino[at]orange-ftgroup.com |
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