raverhoop6

Usage

Overview

Simulates an LED hula hoop in a dark room. Oontz oontz oontz.

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).

--ncolors number

The number of colors to use on the hoop. Default: 12.

--lights number

The number of LEDs comprising the hoop. Default: 200.

--speed number

Speed of the motion of the object. 2.0 means twice as fast, 0.5 means half as fast.

--light-speed number

Speed at which the lights animate. 2.0 means twice as fast, 0.5 means half as fast.

--sustain number

Speed at which the after-images / vapor trails fade away. 2.0 means they last twice as long, 0.5 means half as long.

--wander | --no-wander

Whether the object should wander around the screen.

--spin | --no-spin

Whether the scene itself should spin.

--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.