[nemo@NanoPi2 ~]$ export QT_WAYLAND_SHELL_INTEGRATION=xdg-shell
[nemo@NanoPi2 ~]$ glacier-calc -platform wayland
Height:  1280 Width:  800
Scale ratio:  1.49883  Font:  1.4
DPI is  215.741
QT_QPA_EGLFS_PHYSICAL_HEIGHT is not set!
QT_QPA_EGLFS_PHYSICAL_WIDTH is not set!
Device mm sizing don`t work
DP scale factor is  1
Height:  1280 Width:  800
Scale ratio:  1.49883  Font:  1.4
DPI is  215.741
QT_QPA_EGLFS_PHYSICAL_HEIGHT is not set!
QT_QPA_EGLFS_PHYSICAL_WIDTH is not set!
Device mm sizing don`t work
DP scale factor is  1
MLocalThemeDaemonClient::MLocalThemeDaemonClient(const QString&, QObject*) Theme:  glacier  (hardcoded)
MLocalThemeDaemonClient::MLocalThemeDaemonClient(const QString&, QObject*) "/usr/share/themes/glacier/index.theme"
MLocalThemeDaemonClient::MLocalThemeDaemonClient(const QString&, QObject*) "/usr/share/themes/darko/index.theme"
MLocalThemeDaemonClient::MLocalThemeDaemonClient(const QString&, QObject*) Theme "glacier"  is invalid
LocalThemeDaemonClient: Looking for assets in ("/usr/share/themes/glacier/fontawesome", "/usr/share/themes/glacier/meegotouch")
Failed to determine what client buffer integration to use
qt.qpa.wayland: Loading shell integration failed.
qt.qpa.wayland: Attempted to load the following shells ("xdg-shell")
qt.qpa.wayland: Wayland does not support QWindow::requestActivate()