Provided by: xscreensaver-gl-extra_5.34-2ubuntu1_amd64
dangerball - a 3D ball that periodically extrudes spikes. Ouch!
dangerball [-display host:display.screen] [-visual visual] [-window] [-root] [-delay number] [-speed number] [-count number] [-no-wander] [-no-spin] [-wireframe] [-fps]
Draws a ball that periodically extrudes many random spikes. Ouch!
-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. -delay number Per-frame delay, in microseconds. Default: 30000 (0.03 seconds.). -speed number Spike growth frequency. 0.0 - 0.25. Default: 0.05. -count number Number o spikes. Default: 30. -wander | -no-wander Whether the object should wander around the screen. -spin | -no-spin Whether the object should spin. -wireframe | -no-wireframe Render in wireframe instead of solid. -fps Display the current frame rate, CPU load, and polygon count.
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.
Copyright © 2002 by 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.