mainloop.java

一个TSP问题的图形演示程序

/*
 *  This code is from the book:
 *
 *    Winder, R and Roberts, G (2000) Developing Java
 *    Software, second edition, John Wiley & Sons.
 *
 *  It is copyright (c) 2000 Russel Winder and Graham Roberts.
 */

package SimFrameWork ;
/**
 *  This class implements the main control loop of a simulation
 *  which is run in a separate thread.  This allows the simulation
 *  to run independently of whatever else the rest of the program
 *  is doing.
 *
 *  @version 2.0 March 1999
 *  @author Graham Roberts
 */
public class MainLoop extends Control {
  /**
   *  Need a world object to run.
   *
   *  @param g grid to be run.
   */
  public MainLoop(Grid g) {
    world = g ;
  }
  /**
   *  Move simulation through next time step.
   */
  public void update() {
    world.step() ;
  }
  /**
   *  Reference to world being run.
   */
  private Grid world ;
}