/usr/share/applications/screensavers/gflux.desktop is in xscreensaver-gl 5.36-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 | [Desktop Entry]
Name=GFlux
Exec=/usr/lib/xscreensaver/gflux -root
TryExec=/usr/lib/xscreensaver/gflux
Comment=Draws a rippling waves on a rotating wireframe grid. Written by Josiah Pease.
StartupNotify=false
Terminal=false
Type=Application
Categories=Screensaver;
OnlyShowIn=MATE;
|