From: Arnout Vandecappelle <arnout@mind.be>
To: buildroot@busybox.net
Subject: [Buildroot] Qt5 and touchscreen calibration
Date: Fri, 30 Oct 2015 18:23:02 +0100 [thread overview]
Message-ID: <5633A776.90600@mind.be> (raw)
In-Reply-To: <5633A11C.6070706@yahoo.fr>
On 30-10-15 17:55, David Picard wrote:
> Hello,
>
>
> I got my touchscreen working perfectly with ts_test. Many thanks to Peter
> Seiderer !
>
> But the thing is that my Qt5 app does not grab the touchscreen properly : x and
> y axis are switched. I did enable the tslib option under Qt5 in menuconfig. Is
> there some magic command line option to pass to the application ? I tried this :
>
> $ myapp -platform linuxfb:fb=/dev/fb1 -plugin tslib
> ts_open() failed (No such file or directory)
Did you export QT_QPA_EVDEV_TOUCHSCREEN_PARAMETERS=/dev/input/event0 (but
replace with the correct device of course)?
Or hang on, for tslib it's TSLIB_TSDEVICE that you have to set.
Regards,
Arnout
>
>>>> the app shows up, but TS still messed up.
>
> My config :
> - Raspberry Pi B+ and Adafruit 2.8" PiTFT w/ cap touch.
> - Buildroot 2015.08.1
> - Qt5 w/ tslib support enabled (BR2_PACKAGE_QT5BASE_TSLIB=y).
>
>
> Regards,
> David.
>
>
> _______________________________________________
> buildroot mailing list
> buildroot at busybox.net
> http://lists.busybox.net/mailman/listinfo/buildroot
>
--
Arnout Vandecappelle arnout at mind be
Senior Embedded Software Architect +32-16-286500
Essensium/Mind http://www.mind.be
G.Geenslaan 9, 3001 Leuven, Belgium BE 872 984 063 RPR Leuven
LinkedIn profile: http://www.linkedin.com/in/arnoutvandecappelle
GPG fingerprint: 7493 020B C7E3 8618 8DEC 222C 82EB F404 F9AC 0DDF
next prev parent reply other threads:[~2015-10-30 17:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-30 16:55 [Buildroot] Qt5 and touchscreen calibration David Picard
2015-10-30 17:23 ` Arnout Vandecappelle [this message]
2015-10-30 20:12 ` Peter Seiderer
2015-11-02 7:53 ` David Picard
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