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Man Pages


Manual Reference Pages  -  HOPALONG (6)

NAME

hopalong - draw real plane fractals

CONTENTS

Synopsis
Description
Options
Environment
See Also
Copyright
Author

SYNOPSIS

hopalong [-display host:display.screen] [-foreground color] [-background color] [-window] [-root] [-mono] [-install] [-visual visual] [-ncolors integer] [-delay microseconds] [-cycles integer] [-count integer] [-jong] [-no-jong] [-jong] [-no-sine]

[-fps]

DESCRIPTION

The hop program generates real plane fractals as described in the September 1986 issue of Scientific American.

OPTIONS

hopalong accepts the following options:
-window Draw on a newly-created window. This is the default.
-root Draw on the root window.
-mono If on a color display, pretend we’re on a monochrome display.
-install Install a private colormap for the window.
-visual visual
  Specify which visual to use. Legal values are the name of a visual class, or the id number (decimal or hex) of a specific visual.
-ncolors integer
  How many colors should be used (if possible). Default 200. The colors used cycle through the hue, making N stops around the color wheel.
-cycles integer
  How long to run each batch. Default 2500 pixels.
-count integer
  How many pixels should be drawn before a color change. Default 1000.
-jong integer
-no-jong integer
  Whether to use the Jong format (default is to choose randomly.)

-sine integer
-no-sine integer
  Whether to use the Sine format (default is to choose randomly.)

-fps Display the current frame rate and CPU load.

ENVIRONMENT

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

SEE ALSO

X(1), xscreensaver(1), xlock(1)

COPYRIGHT

Copyright © 1988-91 by Patrick J. Naughton.

Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation.

AUTHOR

Patrick J. Naughton <naughton@eng.sun.com>, 23-mar-88.

Ability to run standalone or with xscreensaver added by Jamie Zawinski <jwz@jwz.org>, 13-aug-92, and again on 10-May-97.

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X Version 11 HOPALONG (6) 5.12 (15-Sep-2010)

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