1bumps(6x) XScreenSaver manual bumps(6x)
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6 bumps - move distorting spotlight around desktop
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9 bumps [--display host:display.screen] [--foreground color] [--back‐
10 ground color] [--window] [--root] [--window-id number] [--mono] [--in‐
11 stall] [--visual visual] [--delay usecs] [--duration secs] [--fps]
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14 The bumps program takes an image and exposes small, distorted sections
15 of it as if through an odd wandering spotlight beam.
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17 The image that it manipulates will be grabbed from the portion of the
18 screen underlying the window, or from the system's video input, or from
19 a random file on disk, as indicated by the grabDesktopImages, grabVide‐
20 oFrames, and chooseRandomImages options in the ~/.xscreensaver file;
21 see xscreensaver-settings(1) for more details.
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24 bumps accepts the following options:
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26 --window
27 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 --window-id number
32 Draw on the specified window.
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34 --mono If on a color display, pretend we're on a monochrome display.
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36 --install
37 Install a private colormap for the window.
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39 --visual visual
40 Specify which visual to use. Legal values are the name of a
41 visual class, or the id number (decimal or hex) of a specific
42 visual.
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44 --delay microseconds
45 Slow it down.
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47 --duration seconds
48 How long to run before loading a new image. Default 120 sec‐
49 onds.
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51 --fps Display the current frame rate and CPU load.
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54 DISPLAY to get the default host and display number.
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56 XENVIRONMENT
57 to get the name of a resource file that overrides the global
58 resources stored in the RESOURCE_MANAGER property.
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60 XSCREENSAVER_WINDOW
61 The window ID to use with --root.
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64 X(1), xscreensaver(1), xscreensaver-settings(1), xscreensaver-getim‐
65 age(6x)
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68 Copyright © 1999 by Shane Smit. Permission to use, copy, modify, dis‐
69 tribute, and sell this software and its documentation for any purpose
70 is hereby granted without fee, provided that the above copyright notice
71 appear in all copies and that both that copyright notice and this per‐
72 mission notice appear in supporting documentation. No representations
73 are made about the suitability of this software for any purpose. It is
74 provided "as is" without express or implied warranty.
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77 Shane Smit <blackend@inconnect.com>, 8-Oct-1999.
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81X Version 11 6.06-1.fc37 (12-Dec-2022) bumps(6x)