XBALL(6x)																 XBALL(6x)

NAME

       xball - bounce 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 3-d shaded balls, or to write and run demo which create and manipulate the balls in various ways.  Documen-
       tation 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 available 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.

	      XBall.rgbTxt
		 Specified the file to load for the colors.  The default file is /etc/X11/rgb.txt

FILES

       /etc/X11/rgb.txt X11 color names and values.

AUTHOR

       David Nedde (daven@ivy.wpi.edu).
       Packaged for the Debian project by Stephen Birch <sgbirch@imsmail.org>.

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.

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