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-rw-r--r--kde/post-install/sddm-qt5.post-install13
1 files changed, 13 insertions, 0 deletions
diff --git a/kde/post-install/sddm-qt5.post-install b/kde/post-install/sddm-qt5.post-install
index 006e234..3d168b1 100644
--- a/kde/post-install/sddm-qt5.post-install
+++ b/kde/post-install/sddm-qt5.post-install
@@ -12,6 +12,19 @@ fi
# Remove the sddm.conf file because we will generate our own in doinst.sh:
rm -f $PKG/etc/sddm.conf
+# Make sure that Plasma and SDDM work on older GPUs,
+# by forcing Qt5 to use software GL rendering:
+cat <<"EOGL" >> $PKG/usr/share/sddm/scripts/Xsetup
+
+# Make sure that Plasma and SDDM work on older GPUs,
+# by forcing Qt5 to use software GL rendering:
+OPENGL_VERSION=$(LANG=C glxinfo |grep '^OpenGL version string: ' |head -n 1 |sed -e 's/^OpenGL version string: \([0-9]\).*$/\1/g')
+if [ "$OPENGL_VERSION" -lt 2 ]; then
+ QT_XCB_FORCE_SOFTWARE_OPENGL=1
+ export QT_XCB_FORCE_SOFTWARE_OPENGL
+fi
+EOGL
+
# Ensure that user customizations to the session files are not lost:
mv $PKG/usr/share/sddm/scripts/Xsession{,.new}
mv $PKG/usr/share/sddm/scripts/Xsetup{,.new}