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] [-mono] [-install] [-visual visual] [-count
11 int] [-delay usecs] [-mode seuss | ramp | random ] [-animate] [-colors
12 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 Draw on a newly-created window. This is the default.
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22 -root Draw on the root window.
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24 -mono If on a color display, pretend we're on a monochrome display.
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26 -install
27 Install a private colormap for the window.
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29 -visual visual
30 Specify which visual to use. Legal values are the name of a
31 visual class, or the id number (decimal or hex) of a specific
32 visual.
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34 -count integer
35 How many circles to draw. Default 0, meaning random.
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37 -mode seuss | ramp | random
38 In seuss mode, alternating striped curves will be drawn.
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40 In ramp mode, a color ramp will be drawn.
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42 random means pick the mode randomly.
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44 -delay microseconds
45 How much of a delay should be introduced between steps of the
46 animation. Default 100000, or about 0.1 second.
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48 -colors integer
49 How many colors to use. Default 100.
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51 -animate
52 If specified, then the centerpoints of the circles will bounce
53 around. Otherwise, the circles will be drawn once, erased, and
54 a new set of circles will be drawn.
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56 -fps Display the current frame rate and CPU load.
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59 DISPLAY to get the default host and display number.
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61 XENVIRONMENT
62 to get the name of a resource file that overrides the global
63 resources stored in the RESOURCE_MANAGER property.
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66 X(1), xscreensaver(1)
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69 Copyright © 1993 by Jamie Zawinski. Permission to use, copy, modify,
70 distribute, and sell this software and its documentation for any pur‐
71 pose is hereby granted without fee, provided that the above copyright
72 notice appear in all copies and that both that copyright notice and
73 this permission notice appear in supporting documentation. No repre‐
74 sentations are made about the suitability of this software for any pur‐
75 pose. It is provided "as is" without express or implied warranty.
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78 Jamie Zawinski <jwz@jwz.org>, 6-jul-93.
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82X Version 11 5.43-2.fc31 (27-Aug-2019) halo(6x)