Provided by: xscreensaver-data-extra_5.34-2ubuntu1_amd64 bug


       pyro - simulate fireworks


       pyro  [-display  host:display.screen]  [-foreground  color]  [-background color] [-window]
       [-root]  [-mono]  [-install]  [-visual  visual]  [-count  integer]  [-frequency   integer]
       [-scatter integer] [-fps]


       The  pyro program simulates fireworks, in a way similar to a Macintosh program of the same


       pyro accepts the following options:

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

       -root   Draw on the root window.

       -mono   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.

       -count integer
               How many particles should be allowed on the screen at once.  Default 600.

       -frequency integer
               How often new missiles should launch.  Default 30.

       -scatter integer
               How  many  particles  should  appear  when  a missile explodes.  Default 100.  The
               actual number used is between N and N+(N/2).

       -fps    Display the current frame rate and CPU load.


       DISPLAY 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.


       X(1), xscreensaver(1)


       Copyright © 1992 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.


       Jamie Zawinski <>, 13-aug-92.