halftone(6) XScreenSaver manual halftone(6)

NAME

halftone - simple halftone pattern of moving mass points

SYNOPSIS

halftone [--display host:display.screen] [--visual visual] [--window]
[--root] [--window-id number] [--count number] [--spacing number]
[--sizefactor number] [--delay number] [--minmass number] [--maxmass
number] [--minspeed number] [--maxspeed number] [--fps]

DESCRIPTION

Draws the gravity force in each point on the screen seen through a
halftone dot pattern. The gravity force is calculated from a set of
moving mass points. View it from a distance for best effect.

OPTIONS

--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.

--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.

--count number
How many mass points to move around. Default: 10

--spacing number
Distance between each halftone dot. Default: 14

--sizefactor number
How big each halftone dot should be drawn compared to the
spacing value. Default: 1.5

--minmass number
The minimum mass of each mass point. Default: 0.001

--maxmass number
The maximum mass of each mass point. Default: 0.02

--minspeed number
The minimum speed of each mass point. Default: 0.001

--maxspeed number
The maximum speed of each mass point. Default: 0.02 --delay
number Per-frame delay, in microseconds. Default: 10000

--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)

COPYRIGHT

Copyright (C) 2002 by Peter Jaric. Permission to use, copy, modify,
distribute, and sell this software and its documentation for any
purpose is hereby granted without fee, provided that the above
copyright notice appear in all copies and that both that copyright
notice and this permission notice appear in supporting documentation.
No representations are made about the suitability of this software
for any purpose. It is provided "as is" without express or implied
warranty.

AUTHOR

Peter Jaric


X Version 11 6.09 (07-Jun-2024) halftone(6)