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bestill(6)		      XScreenSaver manual		    bestill(6)

NAME
       bestill - screen	saver.

SYNOPSIS
       bestill	[--display  host:display.screen]  [--visual visual] [--window]
       [--root]	[--delay number] [--speed number] [--scale number] [--fps]

DESCRIPTION
       Various scenes of lights	playing	above the clouds.

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  sec-
	       onds).

       --speed number
	       Animation  speed.   2.0	means twice as fast, 0.5 means half as
	       fast.

       --scale number
	       Resolution.  0.1	- 1.0.	Default: 1.0.

       --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.

       XSCREENSAVER_WINDOW
	       The window ID to	use with --root.

SEE ALSO
       X(1),	  xscreensaver(1),	 https://www.shadertoy.com/view/tfXcRn
       https://www.shadertoy.com/view/w32BDD		   https://www.shader-
       toy.com/view/3cjcWD		 https://www.shadertoy.com/view/wXXBRX
       https://www.shadertoy.com/view/3cXyzB		   https://www.shader-
       toy.com/view/tXjXDy

COPYRIGHT
       Copyright (C) 2025 by Matt Vianueva.  Permission	to use,	copy,  modify,
       distribute,  and	 sell this software and	its documentation for any pur-
       pose 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	repre-
       sentations are made about the suitability of this software for any pur-
       pose.  It is provided "as is" without express or	implied	warranty.

AUTHOR
       Matt Vianueva <diatribes@gmail.com>.

X Version 11		      6.15 (30-Mar-2026)		    bestill(6)

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