Could not initialize egl display: No eglGetPlatformDisplay for GBM
-
i have got some problem when i run my application on eglfs platform
the output:
root@root:~# ./hello -platform eglfs
QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to '/var/volatile/tmp/runtime-root'
qt.qpa.egldeviceintegration: EGL device integration plugin keys: ("eglfs_emu", "eglfs_kms", "eglfs_mali", "eglfs_x11")
qt.qpa.egldeviceintegration: EGL device integration plugin keys (sorted): ("eglfs_kms", "eglfs_emu", "eglfs_mali", "eglfs_x11")
qt.qpa.egldeviceintegration: Trying to load device EGL integration "eglfs_kms"
qt.qpa.eglfs.kms: New DRM/KMS via GBM integration created
qt.qpa.egldeviceintegration: Using EGL device integration "eglfs_kms"
qt.qpa.eglfs.kms: platformInit: Opening DRM device
qt.qpa.input: static device discovery for type QFlagsQDeviceDiscovery::QDeviceType(Device_DRM|Device_VideoMask)
qt.qpa.input: doing static device discovery for "/dev/dri/card0"
qt.qpa.input: Found matching devices ("/dev/dri/card0")
qt.qpa.eglfs.kms: Found the following video devices: ("/dev/dri/card0")
qt.qpa.eglfs.kms: Using "/dev/dri/card0"
qt.qpa.eglfs.kms: Using backend-provided DRM device /dev/dri/card0
qt.qpa.eglfs.kms: Creating GBM device for file descriptor 4 obtained from "/dev/dri/card0"
qt.qpa.eglfs.kms: Querying EGLDisplay
qt.qpa.eglfs.kms: No eglGetPlatformDisplay for GBM, falling back to eglGetDisplay
Could not initialize egl display
Aborted