hydrostat(6) XScreenSaver manual hydrostat(6)

NAME

hydrostat - Wiggly squid or jellyfish with many tentacles.

SYNOPSIS

hydrostat [--display host:display.screen] [--visual visual]
[--window] [--root] [--window-id number] [--delay number] [--speed
number] [--count number] [--head-radius number] [--tentacles number]
[--thickness number] [--length number] [--gravity number] [--current
number] [--friction number] [--no-pulse] [--wireframe] [--fps]

DESCRIPTION

Wiggly squid or jellyfish with many tentacles. A muscular hydrostat
is a biological structure used to move its host about, consisting of
muscles with no skeletal support. It performs its hydraulic movement
without fluid in a separate compartment, as in a hydrostatic
skeleton.

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.

--delay number
Per-frame delay, in microseconds. Default: 20000 (0.02
seconds).

--speed number
Animation speed. 2.0 means twice as fast, 0.5 means half as
fast.

--count number
Number of squid. 1 - 100. Default: 10.

--head-radius number
Head size. 10 - 100. Default: 60.

--tentacles number
Number of tentacles. 3 - 100. Default: 40.

--thickness number
Thickness of tentacles. 3 - 40. Default: 18.

--length number
Length of tentacles. 10 - 150. Default: 70.

--gravity number
Strength of gravity. 0 - 10.0. Default: 0.5.

--current number
Strength of current. 0.0 - 10.0. Default: 0.25.

--friction number
Coefficient of friction. 0.0 - 0.1. Default: 0.02.

--pulse | --no-pulse
Whether the squid should pulse. Default true.

--wireframe | --no-wireframe
Render in wireframe instead of solid.

--fps | --no-fps
Whether to show a frames-per-second display at the bottom of
the screen.

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) 2016 by Justin Windle and Jamie Zawinski. 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

Justin Windle and Jamie Zawinski.

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