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droste(6)		       XScreenSaver manual		       droste(6)

NAME
     droste - screen saver.

SYNOPSIS
     droste   [--display   host:display.screen]   [--visual  visual]  [--window]
     [--root] [--delay number] [--duration seconds] [--speed ratio] [--r1 ratio]
     [--r2 ratio] [--fps]

DESCRIPTION
     Mise en abyme: infinite spiral recursion within images.

     Works best with images that have a central circular feature.

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).

     --duration number
	     How long until loading a new image, in seconds.   Default:  2  min-
	     utes.

     --speed number
	     Speed  of	zooming  into  the  image.  2.0 means twice as fast, 0.5
	     means half as fast.  Negative to zoom out.

     --r1 number
	     Inner radius of the spiral.  Default: 0.2.

     --r2 number
	     Outer radius of the spiral.  Default: 0.7.

     --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 re-
	     sources stored in the RESOURCE_MANAGER property.

     XSCREENSAVER_WINDOW
	     The window ID to use with --root.

SEE ALSO
     X(1), xscreensaver(1)

COPYRIGHT
     Copyright (C) 2023 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 no-
     tice 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.

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

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=droste&sektion=6&manpath=FreeBSD+Ports+15.1.quarterly>

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