1halo(6x) XScreenSaver manual halo(6x)
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6 halo - draw circular patterns
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9 halo [--display host:display.screen] [--foreground color] [--background
10 color] [--window] [--root] [--window-id number][--mono] [--install]
11 [--visual visual] [--count int] [--delay usecs] [--mode seuss | ramp |
12 random ] [--animate] [--colors integer] [--fps]
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15 The halo program draws cool patterns based on circles.
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18 halo accepts the following options:
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20 --window
21 Draw on a newly-created window. This is the default.
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23 --root Draw on the root window.
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25 --window-id number
26 Draw on the specified window.
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28 --mono If on a color display, pretend we're on a monochrome display.
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30 --install
31 Install a private colormap for the window.
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33 --visual visual
34 Specify which visual to use. Legal values are the name of a
35 visual class, or the id number (decimal or hex) of a specific
36 visual.
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38 --count integer
39 How many circles to draw. Default 0, meaning random.
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41 --mode seuss | ramp | random
42 In seuss mode, alternating striped curves will be drawn.
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44 In ramp mode, a color ramp will be drawn.
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46 random means pick the mode randomly.
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48 --delay microseconds
49 How much of a delay should be introduced between steps of the
50 animation. Default 100000, or about 0.1 second.
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52 --colors integer
53 How many colors to use. Default 100.
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55 --animate
56 If specified, then the centerpoints of the circles will bounce
57 around. Otherwise, the circles will be drawn once, erased, and
58 a new set of circles will be drawn.
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60 --fps Display the current frame rate and CPU load.
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63 DISPLAY to get the default host and display number.
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65 XENVIRONMENT
66 to get the name of a resource file that overrides the global
67 resources stored in the RESOURCE_MANAGER property.
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69 XSCREENSAVER_WINDOW
70 The window ID to use with --root.
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73 X(1), xscreensaver(1)
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76 Copyright © 1993 by Jamie Zawinski. Permission to use, copy, modify,
77 distribute, and sell this software and its documentation for any pur‐
78 pose is hereby granted without fee, provided that the above copyright
79 notice appear in all copies and that both that copyright notice and
80 this permission notice appear in supporting documentation. No repre‐
81 sentations are made about the suitability of this software for any pur‐
82 pose. It is provided "as is" without express or implied warranty.
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85 Jamie Zawinski <jwz@jwz.org>, 6-jul-93.
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89X Version 11 6.06-1.fc37 (12-Dec-2022) halo(6x)