peepers(6) XScreenSaver manual peepers(6)

peepers - floating eyeballs.

peepers [-display host:display.screen] [-visual visual] [-window] [-root] [-delay number] [-speed number] [-count number] [-mode bounce | scroll | random] [-wireframe] [-fps]

Eyeballs. They float. They bounce. They stare at your cursor.

Specify which visual to use. Legal values are the name of a visual class, or the id number (decimal or hex) of a specific visual.
Draw on a newly-created window. This is the default.
Draw on the root window.
Per-frame delay, in microseconds. Default: 30000 (0.03 seconds).
Animation speed. 2.0 means twice as fast, 0.5 means half as fast.
Number of eyes. 0 means random.
The eyeballs bounce onto the screen from the bottom. Like a cow.
The eyeballs scroll in from the left and right.
The eyeballs remain stationary, but always turn to stare at the mouse pointer, wherever it happens to be on the screen. Perhaps best used in conjunction with -count 2.
Render a ball made of eyeballs, all looking at you. Valid -count values are 20, 80, 320 or 1280.
Render in wireframe instead of solid.
Whether to show a frames-per-second display at the bottom of the screen.

to get the default host and display number.
to get the name of a resource file that overrides the global resources stored in the RESOURCE_MANAGER property.

X(1), xscreensaver(1)

Copyright © 2018 by Jamie Zawinski. Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted without fee, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation. No representations are made about the suitability of this software for any purpose. It is provided "as is" without express or implied warranty.

Jamie Zawinski.

6.02 (11-Oct-2021) X Version 11