atlantis - draw swimming sharks, whales, and dolphins.

       Mark Kilgard.

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

       Copyright © 2002 by Mark Kilgard.  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.

       This  is  xfishtank  writ large: a GL animation of a number of sharks, dolphins, and whales. The swimming
       motions are great.

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.

       atlantis - draw swimming sharks, whales, and dolphins.

--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.

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

       --root  Draw on the root window.

       --window-idnumber
               Draw on the specified window.

       --whalespeednumber
               Whale Speed.  0 - 1000.  Default: 250.

       --cyclesnumber
               Shark Speed.  Default: 100.

       --sizenumber
               Shark Proximity.  100 - 10000.     Default: 6000.

       --countnumber
               Number of Sharks.  0 - 20.  Default: 4.

       --texture|--no-texture
               Whether to show shimmering water.

       --gradient
               Whether to draw a gradient on the background, making it darker at the bottom.

       --wireframe
               Render in wireframe instead of solid.

       --fps   Display the current frame rate, CPU load, and polygon count.

X(1), xscreensaver(1)

atlantis  [--display  host:display.screen]  [--visual  visual]  [--window]  [--root] [--window-id number]
       [--whalespeed number] [--delay number]  [--size  number]  [--count  number]  [--no-texture]  [--gradient]
       [--wireframe] [--fps]