[yocto] [meta-qt5][meta-raspberrypi]: Qt5 with EGL support for the Raspberry through linux-oe-g++

[Andrei Gherzan]

On Wed, Apr 20, 2016 at 11:05:01PM +0200, Andrei Gherzan wrote:
> On Tue, Apr 19, 2016 at 10:46:11AM +0200, Julien Gueytat wrote:
> > Hi,
> >
> > I still can't figure out the patch to apply in meta-qt5 to get EGL support
> > with the Raspberry.
> >
> > The test to check EGL does not pass and fails with the following command:
> >
> > arm-poky-linux-gnueabi-g++  -march=armv7-a -marm  -mthumb-interwork
> > -mfloat-abi=hard -mfpu=neon-vfpv4 -mtune=cortex-a7 --sysroot=/home/jgueytat/projects/LightPixels/poky/build/tmp/sysroots/lightpixels
> > -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed -Wl,-O1 -o egl egl.o -lGLESv2
> > -lbcm_host -lvchostif -lvcos -lvchiq_arm -pthread -lEGL
> >
> >
> > Here is the content of the file egl.pro:
> >
> > $ cat egl.pro
> > SOURCES = egl.cpp
> >
> > for(p, QMAKE_LIBDIR_EGL) {
> >     exists($$p):LIBS += -L$$p
> > }
> >
> > message("In egl.pro - 1: QMAKE_LIBS_EGL = $$QMAKE_LIBS_EGL")
> > message("In egl.pro - 1: LIBS = $$LIBS")
> >
> > !isEmpty(QMAKE_INCDIR_EGL): INCLUDEPATH += $$QMAKE_INCDIR_EGL
> > !isEmpty(QMAKE_LIBS_EGL): LIBS += $$QMAKE_LIBS_EGL
> >
> > message("In egl.pro - 2: QMAKE_LIBS_EGL = $$QMAKE_LIBS_EGL")
> > message("In egl.pro - 2: LIBS = $$LIBS")
> >
> > CONFIG -= qt
> >
> > In the main ./configure file of qtbase:
> >
> > | In configure #1: QMAKE_LIBS_EGL =
> > | In configure #2: QMAKE_LIBS_EGL = -lEGL -lGLESv2 -lbcm_host -lvchostif
> > -lbcm_host -lvcos -lvchiq_arm -pthread
> >
> > The variable QMAKE_LIBS_EGL is set properly.
> >
> >
> > In the ./config.tests/qpa/egl/egl.pro file:
> >
> > | Project MESSAGE: In egl.pro - 1: QMAKE_LIBS_EGL = -lEGL
> > | Project MESSAGE: In egl.pro - 1: LIBS = -lEGL -lGLESv2 -lbcm_host
> > -lvchostif -lvcos -lvchiq_arm -pthread
> > | Project MESSAGE: In egl.pro - 2: QMAKE_LIBS_EGL = -lEGL
> > | Project MESSAGE: In egl.pro - 2: LIBS = -lEGL -lGLESv2 -lbcm_host
> > -lvchostif -lvcos -lvchiq_arm -pthread -lEGL
> >
> >
> > *What I see is that:*
> > In the configure file the variable QMAKE_LIBS_EGL is properly set through
> > pkg-config.
> > In the egl.pro file... The variable LIBS gets the content of QMAKE_LIBS_EGL
> > and the variable QMAKE_LIBS_EGL gets back to its default -lEGL.
> >
> > In the end with have -lGLESv2 before -lEGL and this does not link.
> >
> > I checked also the content of .qmake.vars:
> > grep QMAKE_LIBS_EGL .qmake.vars
> > QMAKE_LIBS_EGL = -lEGL -lGLESv2 -lbcm_host -lvchostif -lbcm_host -lvcos
> > -lvchiq_arm -pthread
> >
> >
> > The command QMakeVar set QMAKE_LIBS_EGL "$QMAKE_LIBS_EGL" seems to have his
> > job done too late...
> >
> > If someone has an idea to get the proper correction done...
> >
> > Best Regards,
> > Julien
> >
>
> > --
> > _______________________________________________
> > yocto mailing list
> > yocto at yoctoproject.org
> > https://lists.yoctoproject.org/listinfo/yocto
>
> Merged to master. Thanks.
>

Ignore this message. Sorry for the noise but I replied to the wrong
email.

> --
> Andrei Gherzan



--
Andrei Gherzan
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