<boolean id="showfps" _label="Show frame rate" arg-set="-fps"/>
+ <xscreensaver-updater />
+
<_description>
+A halftone dot pattern in motion.
+
Draws the gravity force in each point on the screen seen through a
halftone dot pattern. The gravity force is calculated from a set of
moving mass points. View it from a distance for best effect.