Provided by: xscreensaver-gl_5.36-1ubuntu1_amd64 
NAME
unicrud - Bounces a random Unicode character on the screen.
SYNOPSIS
unicrud [-display host:display.screen] [-visual visual] [-window] [-root] [-delay number] [-speed number]
[-block string] [-no-wander] [-no-roll] [-fps]
DESCRIPTION
Chooses a random Unicode character and displays it full screen, along with some information about it.
https://en.wikipedia.org/wiki/Unicode
OPTIONS
-visual visual
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.
-window Draw on a newly-created window. This is the default.
-root Draw on the root window.
-delay number
Per-frame delay, in microseconds. Default: 20000 (0.02 seconds).
-speed number
Animation speed. 2.0 means twice as fast, 0.5 means half as fast.
-wander | -no-wander
Whether the object should wander around the screen.
-roll | -no-roll
Whether the object should rotate. Boolean.
-block string
Which block or blocks of Unicode characters to display. Default: "all". Use -block help to see
the full list.
-fps | -no-fps
Whether to show a frames-per-second display at the bottom of the screen.
ENVIRONMENT
DISPLAY to get the default host and display number.
XENVIRONMENT
to get the name of a resource file that overrides the global resources stored in the
RESOURCE_MANAGER property.
SEE ALSO
X(1), xscreensaver(1)
COPYRIGHT
Copyright © 2016 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.
AUTHOR
Jamie Zawinski.