NAME¶

strange - draws strange attractors

SYNOPSIS¶

strange [--display host:display.screen] [--foreground color] [--background color] [--window] [--root] [--window-id number][--mono] [--install] [--visual visual] [--ncolors integer] [--delay microseconds]

[--fps]

DESCRIPTION¶

The strange program draws strange attractors

OPTIONS¶

strange accepts the following options:

--window

Draw on a newly-created window. This is the default.

--root

Draw on the root window.

--window-id number

Draw on the specified 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 100. The colors are chosen randomly.

--points integer

Change the number of points/iterations each frame. Default 5500. More than 6000 activates the accumulator, which makes parts of the image brighter or darker depending on how often the attractor hits each pixel.

--point-size integer

Changes the size of individual points. Default 1.

--zoom float

Zooms in or out. Default 0.9.

--brightness float

Adjusts the brightness for accumulator mode. Default 1.0.

--motion-blur float

Adds motion blur. Default 3.0, no motion blur is 1.0.

--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.

XSCREENSAVER_WINDOW

The window ID to use with --root.

SEE ALSO¶

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

COPYRIGHT¶

Copyright © 1997 by Massimino Pascal.

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¶

Massimino Pascal <Pascal.Massimon@ens.fr>, 1997.

Ability to run standalone or with xscreensaver added by Jamie Zawinski <jwz@jwz.org>, 10-May-97.