[SWF(width='700',height='500',backgroundColor='0xBBBBBB',frameRate='30')]
          public class @ax-flex-fisix-5 extends MovieClip{
                  
                  [Embed(source="local/assets/tire.swf")]
                  private var TireSWF:Class;
                  
                  private var myEngine:FisixEngine
                  private var txtFPS:TextField
                  private var mouseDown:Boolean
  
                  public function @ax-flex-fisix-5(){
                          //first, create an instance of the fisixengine object
                          myEngine = new FisixEngine()
                          
                          //set the gravity to pull down at a rate of 1 pixel per second
                          myEngine.setGravity(0,1)
                          
                          //turn on primitive rendering
                          myEngine.setRender(true)
                          //tell the engine where to render to
                          myEngine.setRenderGraphics(graphics)
  
                          addEventListener(Event.ENTER_FRAME,onEnterFrame)
                          stage.addEventListener(MouseEvent.MOUSE_DOWN,onMouseDown)
                          stage.addEventListener(MouseEvent.MOUSE_UP,onMouseUp)
                          
                          txtFPS = new TextField()
                          addChild(txtFPS)
                          
                          
                          //create the tire swing
                          var swing:FisixObject = myEngine.newFisixObject()
                                  swing.innerCollisions = false
                                  //use the rope resource class
                                  var rope:Rope = new Rope(new Vector(350,10),new Vector(350,200),6,3,1,0,1)
                                  rope.setIterations(10)
                                  rope.head.fix()
                                  swing.addObject(rope)
                                  
                                  //add the tire
                                  var tire:CircleParticle=swing.newCircleParticle(350,200+50,50)
                                  //attach the tire to the rope
                                  var stick1:StickConstraint = swing.newStickConstraint(tire,rope.tail)
                                  
                                  var tireMC:MovieClip = new TireSWF()
                                  addChild(tireMC)
                                  
                                  //attach the movieclip to the tire
                                  swing.newConstraintAttacher(tireMC,stick1)
  
                  }
                  private function onEnterFrame(e:Event):void{
                          
                          if(mouseDown){
                                  /*if the mouse is down, an implosion (an explosion with a negative force
                                    will occur where the mouse is, attracting all of the objects in the world to it.
  				*/
                                  myEngine.explode(new Vector(stage.mouseX,stage.mouseY),-200)
                          }
                          
                          myEngine.mainLoop(1)
                          txtFPS.text = int(myEngine.getRealFPS()).toString()
                  }
                  private function onMouseDown(e:MouseEvent):void{
                          mouseDown=true
                  }
                  private function onMouseUp(e:MouseEvent):void{
                          mouseDown=false
                  }
          }
  }