Re: Error 0x300b in Qt5 applications with EGLFS

["Eric Bénard" <eric@eukrea.com>]

Hi,

Le Sun, 17 Nov 2013 13:53:52 -0600,
Alfonso Tamés <alfonso@mantic.mx> a écrit :

> 
> Using a wand board quad with the LCD display from Future Electronics, I am building qt5 using the master branch by cloning meta-qt5 in the sources directory, adding the directory in conf/bblayers.conf and adding this in the conf/local.conf:
> 
> IMAGE_INSTALL_append = " qtbase qtbase-plugins qtbase-examples cinematicexperience gstreamer nano cairo pango fontconfig freetype “
> 
> To successfully build qt5 I remove the cmake directory in recipes-devtools and apply this patch http://patchwork.openembedded.org/patch/60673/ to Qt5 (I know its not the best way and Otavio doesn’t like it :P ). I am also putting USE_X11 = “no” in sources/meta-fsl-arm/recipes-graphics/gpu-viv-bin-mx6q/gpu-viv-bin-mx6q.inc so framebuffer gpu drivers get included.
> 
> I boot Poky (it boots Linux-3.0.35-4.0.0-wandboard+gd3) and test the gnu drivers using the tiger demo from vivante and a slightly modified* glcubes demo that works on i.mx6 (some or all tutorials in /opt/viv_samples/vdk do not work in master branch).
> 
> When running a Qt5 application with -platform eglfs this error occurs:
> 
> #./hellogl_es2 -platform eglfs          
> evdevtouch: Using device /dev/input/event0                                                   
> min X: 0 max X: 0
> min Y: 0 max Y: 0
> min pressure: 0 max pressure: 255
> device name: prism_st
> 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).
> Qt Warning: Could not find a location of the system's Compose files. Consider setting the QTCOMPOSE environment variable.
> EGL Error : Could not create the egl surface: error = 0x300b
> 
> Aborted
> 
> 
> I even built Qt5.2 inside the wand board but the examples throw the same error.
> 
> Has anyone managed to get Qt5 running without X11?
> 
yes just before dora was released.
Thas was with oe-core + meta-oe + meta-fsl-arm and x11 removed from the
DISTRO FLAGS and opengl added to DISTRO FLAGS.

Eric