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 XBALL(6)                                                           XBALL(6)
                                   1/5/93



 NAME
      xball - bounce colored balls on the screen

 SYNOPSIS
      xball [ -help -delay delay -gravity percent-gravity -elasticity
      percent-elasticity -itemWidth ball-width -itemHeight ball-height
      -collide -perpetual -haltSim -demoFile demo-file -rgbTxt rgb.txt-file ]
      [XToolkit options]


 DESCRIPTION
      XBall allows the user to create colored, 3-d shaded balls, or to write
      and run demo which create and manipulate the balls in various ways.
      Documentation is included on-line via the Help menu and is not
      reproduced here.

 OPTIONS
      Run xball -help for a decription of the command line options

 DEMOS
      Several demo files are included with the distribution.  To run all the
      demos, run 'run_demos'.

 RESOURCES
      Most resources are avaliable for user modification.  See the XBall
      app-defaults file for a complete listing of widgets,

      Following is a list of the most useful resources:

           XBall*canvas.width, height
              The default width and height of the window in which balls
              bounce in.

           XBall.delay
              The amount to slow the simulation, in case the computer is too
              fast.  A reasonable range is 0 to 200.

           XBall.itemWidth, itemHeight
              The default width and height of the balls.

           XBall.collide
              If true, balls are colliding on startup.

           XBall.perpetual
              If true, balls are perpetual on startup.

           XBall.haltSim
              If true, simulation is halted on startup.

           XBall.demoFile
              Specified the file to run as a demo on startup.



                                    - 1 -           Formatted:  July 3, 2022






 XBALL(6)                                                           XBALL(6)
                                   1/5/93



           XBall.rgbTxt
              Specified the file to load for the colors.  The default file
              is /usr/lib/X11/app-defaults/rgb.txt

 FILES
      /usr/lib/X11/rgb.txt
           X11 color names and values.


 AUTHOR
      David Nedde (daven@ivy.wpi.edu).


 COPYRIGHT
      Copyright 1991, 1993 David Nedde.
      Permission to use, copy, modify, and distribute this software and its
      documentation for any purpose and without fee provided that the above
      copyright notice appears in all copies.  It is provided "as is"
      without express or implied warranty.



































                                    - 2 -           Formatted:  July 3, 2022