[meta-freescale] [meta-fsl-arm] QT5 on SabreLite
Gary Thomas
gary at mlbassoc.com
Fri Jan 24 11:57:00 PST 2014
On 2014-01-24 11:35, Filip Piechocki wrote:
> Hi,
>
> Maybe try different device (e.g. /dev/input/event0). AFAIR it should be like this for example:
>
> ... -plugin tslib:/dev/input/event0
>
> or instead of adding this as command line argument it can be set as environment variable:
>
> export QT_QPA_GENERIC_PLUGINS=tslib:/dev/input/event0
Yes, that fixed it, thanks. I used tslib:/dev/input/touchscreen0
> On Fri, Jan 24, 2014 at 6:13 PM, Gary Thomas <gary at mlbassoc.com <mailto:gary at mlbassoc.com>> wrote:
>
> I finally got QT5 to build for my i.MX6Q SabreLite. I'm able
> to run the cinematic demo, but the touch screen isn't working.
> Here's what I get:
>
> root at sabrelite:~# Qt5_CinematicExperience -platform eglfs -plugin tslib
> evdevtouch: Using device /dev/input/event1
> min X: 0 max X: 0
> min Y: 0 max Y: 0
> min pressure: 0 max pressure: 4095
> device name: tsc2004
> EGLFS: Unable to query physical screen size, defaulting to 100 dpi.
> EGLFS: To override, set QT_QPA_EGLFS_PHYSICAL_WIDTH and QT_QPA_EGLFS_PHYSICAL_HEIGHT (in millimeters).
> QTsLibMouseHandler "tslib" ""
> Protocol type A
> libpng warning: iCCP: known incorrect sRGB profile
> libpng warning: iCCP: known incorrect sRGB profile
>
> Notice that the touch window is 0x0. I know the touch is set up
> properly and calibrated as I've run the ts_* programs as well as
> X11 and QT4.
>
> How do I get the touch screen working with QT5?
>
> BTW, the demo reports being able to display a screaming 177FPS!
> Does that make sense?
>
> --
> ------------------------------__------------------------------
> Gary Thomas | Consulting for the
> MLB Associates | Embedded world
> ------------------------------__------------------------------
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--
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Gary Thomas | Consulting for the
MLB Associates | Embedded world
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