From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnout Vandecappelle Date: Fri, 30 Oct 2015 18:23:02 +0100 Subject: [Buildroot] Qt5 and touchscreen calibration In-Reply-To: <5633A11C.6070706@yahoo.fr> References: <5633A11C.6070706@yahoo.fr> Message-ID: <5633A776.90600@mind.be> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net 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