swirl(6)                      XScreenSaver manual                     swirl(6)

NAME
       swirl - draws swirly color-cycling patterns

SYNOPSIS
       swirl [--display host:display.screen] [--foreground color]
       [--background color] [--window] [--root] [--window-id number][--mono]
       [--install] [--visual visual] [--ncolors integer] [--delay
       microseconds] [--count integer]

       [--fps]

DESCRIPTION
       The swirl program draws swirly color-cycling patterns.

OPTIONS
       swirl accepts the following options:

       --window
               Draw on a newly-created window.  This is the default.

       --root  Draw on the root window.

       --window-id number
               Draw on the specified window.

       --mono  If on a color display, pretend we're on a monochrome display.

       --install
               Install a private colormap for the window.

       --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.

       --ncolors integer
               How many colors should be used (if possible).  Default 200.

       --count integer


       --fps   Display the current frame rate and CPU load.

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.

       XSCREENSAVER_WINDOW
               The window ID to use with --root.

SEE ALSO
       X(1), xscreensaver(1), xlock(1)

COPYRIGHT
       Copyright (C) 1994 M. Dobie.

       Permission to use, copy, modify, and distribute this software and its
       documentation for any purpose and without fee is hereby granted,
       provided that the above copyright notice appear in all copies and that
       both that copyright notice and this permission notice appear in
       supporting documentation.


AUTHOR
       M.Dobie <mrd@ecs.soton.ac.uk>, 1994.

       Ability to run standalone or with xscreensaver added by Jamie Zawinski
       <jwz@jwz.org>, 13-May-97.

X Version 11                  6.08 (10-Oct-2023)                      swirl(6)