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strange - Man Page

draws strange attractors


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



The strange program draws strange attractors


strange accepts the following options:


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


Draw on the root window.

--window-id number

Draw on the specified window.


If on a color display, pretend we're on a monochrome display.


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.


Display the current frame rate and CPU load.



to get the default host and display number.


to get the name of a resource file that overrides the global resources stored in the RESOURCE_MANAGER property.


The window ID to use with --root.

See Also

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


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

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


6.09-1.fc41 (11-Jun-2024) X Version 11 XScreenSaver manual