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February 2008

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Subject:
From:
Siamak Sarmady <[log in to unmask]>
Reply To:
MASON Multiagent Simulation Toolkit <[log in to unmask]>
Date:
Sat, 23 Feb 2008 18:30:33 +0800
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text/plain
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Great! I was trying to do this in recent few days.

Actually the output window is very useful (snap shot, video, zoom,...)
. In addition to using Mason itself for Multi-Agent simulation, I use
the window for my analyzer tool.

The fact that Mason is light weight (in comparison to other
libraries/tool boxes I have used before) and the design (separate
sections) make it very useful for big simulations. I have had up to
100,000 pedestrians (with



On Thu, Feb 21, 2008 at 5:53 AM, Sean Luke <[log in to unmask]> wrote:
> Siamak asked how one might go about displaying only a Display2D.
>  I've been fooling around a little bit to put together a bit of code
>  explaining this.
>
>  Before I go on, here are some very slightly revised files for
>  Display2D and Display3D which I'll commit to CVS when I am able (I'm
>  typing this on the plane :-) ...
>
>
>
>
>  The first step is to start the Console by yourself, rather than
>  having the user do it.  This is easy: you just call Console.pressPlay
>  ().  For example, in the main() method of HeatBugsWithUI, you could
>  do this:
>
>      public static void main(String[] args)
>          {
>          HeatBugsWithSimpleUI heatbugs = new HeatBugsWithSimpleUI();
>          Console c = new Console(heatbugs);
>         c.pressPlay();
>         }
>
>  The second step is to hide the Console.  There are two parts to
>  this.  First, you keep it from showing up in the first place, and
>  second, you remove the menu option on the Display2D or Display3D
>  which pops it up later.  To keep it from showing in the first place,
>  just don't call Console.setVisible() in your main method.  In the
>  main method above, notice that it's not called.  To eliminate the
>  menu, I have a simple hack: you'll need to prevent Display2D and
>  Display3D's createConsoleMenu() from doing anything when called.  For
>  example, in HeatBugsWithUI's init() method, you change
>
>         display = new Display2D(400,400,this,1)
>
>  to...
>
>         display = new Display2D(400,400,this,1)
>             {
>             public void createConsoleMenu() { }
>             };
>
>  Basically we're making an anonymous subclass of Display2D which does
>  our bidding.
>
>  Third, you need to prevent the close box from merely HIDING the
>  Display2D rather than doing something smarter, like exiting the
>  program.  To do this, add this to the very end of your init() method
>  in HeatBugsWithUI:
>
>         // change the behavior of the display so when we close it, the
>  program quits.
>         // other options are:
>         // HIDE_ON_CLOSE        hide the window
>         // DISPOSE_ON_CLOSE     close and delete the window but don't quit the
>  program
>         // DO_NOTHINg_ON_CLOSE  Ignore the close button
>         displayFrame.setDefaultCloseOperation
>  (javax.swing.JFrame.EXIT_ON_CLOSE);
>
>  This isn't the greatest approach because the quit() method is never
>  called on your GUIState.  This has various undesirable results: for
>  example, if the user is making a movie, it won't get flushed out
>  properly when he closes the window.
>
>  Instead you could set the default close operation to be dispose:
>
>         displayFrame.setDefaultCloseOperation
>  (javax.swing.JFrame.EXIT_ON_CLOSE);
>
>  This disposes the window but it doesn't quit the program.  How do we
>  quit the program?  When the Display2D's default JFrame is disposed,
>  the first thing it does is call Display2D.quit().  We can tap into
>  this in our Display2D subclass to call the doClose() method on our
>  console, which clicks the *Console's* close box and quits the program
>  cleanly:
>
>          // Make the Display2D.  We'll have it display stuff later.
>          display = new Display2D(400,400,this,1)
>             {
>             public void createConsoleMenu() { }
>             public void quit()
>                 {
>                 super.quit();
>                 ((Console)c).doClose();
>                 }
>             };
>
>  Not that to do this, you need to make the Controller c final in
>  init's argument list.
>
>  Last, you may wish to eliminate the entire header of the Display2D so
>  the user can't scale, skip frames, make movies, etc.  This is
>  straightforward: in the init method, you just call:
>
>         display.remove(display.header);  // get rid of the header bar
>
>  I've put together an example which does all of this for your viewing
>  pleasure:
>
>
>
>
>
>  Sean
>
>
>
>
>

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