1lcdscrub(6x) XScreenSaver manual lcdscrub(6x)
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6 lcdscrub - attempt to repair burn-in on LCD screens
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9 lcdscrub [-display host:display.screen] [-visual visual] [-window]
10 [-root] [-delay number] [-spread number] [-cycles number] [-fps]
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13 This screen saver is not meant to look pretty, but rather, to repair
14 burn-in on LCD monitors.
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16 Believe it or not, screen burn is not a thing of the past. It can hap‐
17 pen to LCD screens pretty easily, even in this modern age. However,
18 leaving the screen on and displaying high contrast images can often re‐
19 pair the damage. That's what this screen saver does.
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22 -visual visual
23 Specify which visual to use. Legal values are the name of a
24 visual class, or the id number (decimal or hex) of a specific
25 visual.
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27 -window Draw on a newly-created window. This is the default.
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29 -root Draw on the root window.
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31 -delay number
32 Per-frame delay, in microseconds. Default: 1000000 (1 sec‐
33 ond.).
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35 -spread number
36 Distance between lines. Default 8.
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38 -cycles number
39 Steps before switching display mode. Default 60.
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41 -fps Display the current frame rate and CPU load.
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44 DISPLAY to get the default host and display number.
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46 XENVIRONMENT
47 to get the name of a resource file that overrides the global
48 resources stored in the RESOURCE_MANAGER property.
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51 X(1), xscreensaver(1),
52 https://support.apple.com/de-at/HT2387
53 https://web.archive.org/web/20080207220955/http%3A//toasty‐
54 code.com/blog/2008/02/05/lcd-scrub/
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57 Copyright © 2008 by Jamie Zawinski. Permission to use, copy, modify,
58 distribute, and sell this software and its documentation for any pur‐
59 pose is hereby granted without fee, provided that the above copyright
60 notice appear in all copies and that both that copyright notice and
61 this permission notice appear in supporting documentation. No repre‐
62 sentations are made about the suitability of this software for any pur‐
63 pose. It is provided "as is" without express or implied warranty.
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66 Inspired by the like-named program by Daniel Sandler.
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68 Written by Jamie Zawinski.
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72X Version 11 6.04-1.fc36 (06-Jun-2022) lcdscrub(6x)