raverhoop - Simulates an LED hula hoop in a dark room.

       Jamie Zawinski.

X Version 11                                   6.08 (10-Oct-2023)                                  raverhoop(6x)

       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.

       Simulates an LED hula hoop in a dark room. Oontz oontz oontz.

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.

       raverhoop - Simulates an LED hula hoop in a dark room.

--visualvisual
               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.

       --window-idnumber
               Draw on the specified window.

       --delaynumber
               Per-frame delay, in microseconds.  Default: 20000 (0.02 seconds).

       --ncolorsnumber
               The number of colors to use on the hoop.  Default: 12.

       --lightsnumber
               The number of LEDs comprising the hoop.  Default: 200.

       --speednumber
               Speed of the motion of the object.  2.0 means twice as fast, 0.5 means half as fast.

       --light-speednumber
               Speed at which the lights animate.  2.0 means twice as fast, 0.5 means half as fast.

       --sustainnumber
               Speed at which the after-images / vapor trails fade away.  2.0 means they last twice as long, 0.5
               means half as long.

       --wander|--no-wander
               Whether the object should wander around the screen.

       --spin|--no-spin
               Whether the scene itself should spin.

       --fps|--no-fps
               Whether to show a frames-per-second display at the bottom of the screen.

X(1), xscreensaver(1)

raverhoop  [--display  host:display.screen]  [--visual  visual]  [--window] [--root] [--window-id number]
       [--delay number] [--ncolors number] [--lights number] [--speed number] [--light-speed number]  [--sustain
       number] [--no-wander] [--no-spin] [--fps]