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

6       hopalong - draw real plane fractals
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SYNOPSIS

9       hopalong  [-display  host:display.screen]  [-foreground  color] [-back‐
10       ground color] [-window] [-root]  [-mono]  [-install]  [-visual  visual]
11       [-ncolors  integer]  [-delay  microseconds]  [-cycles  integer] [-count
12       integer] [-jong] [-no-jong] [-jong] [-no-sine]
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14       [-fps]
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DESCRIPTION

17       The hop program generates real plane fractals as described in the  Sep‐
18       tember 1986 issue of Scientific American.
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OPTIONS

21       hopalong accepts the following options:
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23       -window Draw on a newly-created window.  This is the default.
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25       -root   Draw on the root window.
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27       -mono   If on a color display, pretend we're on a monochrome display.
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29       -install
30               Install a private colormap for the window.
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32       -visual visual
33               Specify  which  visual  to use.  Legal values are the name of a
34               visual class, or the id number (decimal or hex) of  a  specific
35               visual.
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37       -ncolors integer
38               How  many  colors  should  be used (if possible).  Default 200.
39               The colors used cycle through the hue, making  N  stops  around
40               the color wheel.
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42       -cycles integer
43               How long to run each batch.  Default 2500 pixels.
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45       -count integer
46               How many pixels should be drawn before a color change.  Default
47               1000.
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49       -jong integer
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51       -no-jong integer
52               Whether to use the Jong format (default is to choose randomly.)
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55       -sine integer
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57       -no-sine integer
58               Whether to use the Sine format (default is to choose randomly.)
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61       -fps    Display the current frame rate and CPU load.
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ENVIRONMENT

64       DISPLAY to get the default host and display number.
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66       XENVIRONMENT
67               to get the name of a resource file that  overrides  the  global
68               resources stored in the RESOURCE_MANAGER property.
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SEE ALSO

71       X(1), xscreensaver(1), xlock(1)
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74       Copyright © 1988-91 by Patrick J. Naughton.
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76       Permission  to  use, copy, modify, and distribute this software and its
77       documentation for any purpose and without fee is hereby  granted,  pro‐
78       vided  that  the  above  copyright notice appear in all copies and that
79       both that copyright notice and this permission notice  appear  in  sup‐
80       porting documentation.
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AUTHOR

83       Patrick J. Naughton <naughton@eng.sun.com>, 23-mar-88.
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85       Ability  to run standalone or with xscreensaver added by Jamie Zawinski
86       <jwz@jwz.org>, 13-aug-92, and again on 10-May-97.
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90X Version 11              5.42-1.fc30.2 (03-Feb-2019)             hopalong(6x)
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