pyro - simulate fireworks

       Jamie Zawinski <jwz@jwz.org>, 13-aug-92.

X Version 11                                   6.08 (10-Oct-2023)                                       pyro(6x)

       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.

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

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.

       pyro - simulate fireworks

pyro accepts the following options:

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

       --root  Draw on the root window.

       --window-idnumber
               Draw on the specified window.

       --mono  If on a color display, pretend we're on a monochrome display.

       --install
               Install a private colormap for the window.

       --visualvisual
               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.

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

       --frequencyinteger
               How often new missiles should launch.  Default 30.

       --scatterinteger
               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.

X(1), xscreensaver(1)

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