Box2D for Flash Games

Conventions

In this book, you will find a number of styles of text that distinguish between different kinds of information. Here are some examples of these styles, and an explanation of their meaning.

Code words in text are shown as follows: "Nothing new, we just added an ENTER_FRAME event, but we needed it in order to run the simulation inside the updateWorld function."

A block of code is set as follows:

package  {
  import flash.display.Sprite
  import Box2D.Dynamics.*;
  import Box2D.Collision.*;
  import Box2D.Collision.Shapes.*;
  import Box2D.Common.Math.*;
  public class Main extends Sprite {
    public function Main() {
      trace("my awesome game starts here");
    }
  }
}

When we wish to draw your attention to a particular part of a code block, the relevant lines or ...