1halftone(6x) XScreenSaver manual halftone(6x)
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6 halftone - simple halftone pattern of moving mass points
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9 halftone [-display host:display.screen] [-visual visual] [-window]
10 [-root] [-count number] [-spacing number] [-sizefactor number] [-delay
11 number] [-minmass number] [-maxmass number] [-minspeed number]
12 [-maxspeed number]
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15 Draws the gravity force in each point on the screen seen through a
16 halftone dot pattern. The gravity force is calculated from a set of
17 moving mass points. View it from a distance for best effect.
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20 -visual visual
21 Specify which visual to use. Legal values are the name of a
22 visual class, or the id number (decimal or hex) of a specific
23 visual.
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25 -window Draw on a newly-created window. This is the default.
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27 -root Draw on the root window.
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29 -count number
30 How many mass points to move around. Default: 10
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32 -spacing number
33 Distance between each halftone dot. Default: 14
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35 -sizefactor number
36 How big each halftone dot should be drawn compared to the spac‐
37 ing value. Default: 1.5
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39 -minmass number
40 The minimum mass of each mass point. Default: 0.001
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42 -maxmass number
43 The maximum mass of each mass point. Default: 0.02
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45 -minspeed number
46 The minimum speed of each mass point. Default: 0.001
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48 -maxspeed number
49 The maximum speed of each mass point. Default: 0.02 -delay num‐
50 ber Per-frame delay, in microseconds. Default: 10000
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53 DISPLAY to get the default host and display number.
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55 XENVIRONMENT
56 to get the name of a resource file that overrides the global
57 resources stored in the RESOURCE_MANAGER property.
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60 X(1), xscreensaver(1)
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63 Copyright © 2002 by Peter Jaric. Permission to use, copy, modify, dis‐
64 tribute, and sell this software and its documentation for any purpose
65 is hereby granted without fee, provided that the above copyright notice
66 appear in all copies and that both that copyright notice and this per‐
67 mission notice appear in supporting documentation. No representations
68 are made about the suitability of this software for any purpose. It is
69 provided "as is" without express or implied warranty.
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72 Peter Jaric
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77X Version 11 5.05-3 (06-Apr-2008) halftone(6x)