[Interest] Qt 5 worries - A plea for software rendering fallbacks
fransklaver at gmail.com
Thu Oct 27 11:48:52 CEST 2011
On Thu, Oct 27, 2011 at 11:37 AM, Schimkowitsch Robert
<Robert.Schimkowitsch at andritz.com> wrote:
> I see there's no Qt5-Feedback list up and running, so I'll post here in the
AFAIK all qt5 feedback can go onto the development mailing list now.
It's probably best to continue the discussion there.
> I have really big issues with the "OpenGL ES" decision. I have developed a
> 2D-graphic engine for Windows (kinda similar to GraphicsView in its
> abilities), based on OpenGL.
> Over the years, I had tons of trouble with
> -) Memory or resource leaks in graphic card drivers
> -) Crashes when using Remote Desktop
> -) Drivers only working in single monitor mode
> -) Issues where the graphic output would look different on a certain graphic
> card (an absolute no-go for a technical application that people depend on)
> After battling those issues for several years, I had to drop back to the
> Microsoft OpenGL 1.1 software driver. Fortunately, it is quite fast enough
> for what I need. It does have it's flaws, but at least I know them and can
> work around them.
> Please, take it from someone who has been trough the fires: Provide a pure
> software rendering fallback, at least for QWidget and QGraphicsView-based
> Allow the developer to choose this fallback!
> It makes all the difference between testing the resulting application once,
> or on every graphic card with every driver version a customer might use.
> Which is obviously impossible.
> Kind regards
> Robert Schimkowitsch
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