1halftone(6x)                  XScreenSaver manual                 halftone(6x)
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NAME

6       halftone - simple halftone pattern of moving mass points
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SYNOPSIS

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] [-fps]
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DESCRIPTION

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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OPTIONS

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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52       -fps    Display the current frame rate and CPU load.
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ENVIRONMENT

55       DISPLAY to get the default host and display number.
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57       XENVIRONMENT
58               to get the name of a resource file that  overrides  the  global
59               resources stored in the RESOURCE_MANAGER property.
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SEE ALSO

62       X(1), xscreensaver(1)
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65       Copyright  © 2002 by Peter Jaric. Permission to use, copy, modify, dis‐
66       tribute, and sell this software and its documentation for  any  purpose
67       is hereby granted without fee, provided that the above copyright notice
68       appear in all copies and that both that copyright notice and this  per‐
69       mission  notice appear in supporting documentation.  No representations
70       are made about the suitability of this software for any purpose.  It is
71       provided "as is" without express or implied warranty.
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AUTHOR

74       Peter Jaric
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79X Version 11               5.42-1.fc29 (30-Dec-2018)              halftone(6x)
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