text: var __extends = this.__extends || function (d, b) {
      for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
      function __() { this.constructor = d; }
      __.prototype = b.prototype;
      d.prototype = new __();
  };
  var physics;
  (function (physics) {
      var DynamicPhysicsObject = (function (_super) {
          __extends(DynamicPhysicsObject, _super);
          function DynamicPhysicsObject(width, height) {
              _super.call(this, width, height);
              this.mass = 1;
          }
          return DynamicPhysicsObject;
      })(physics.SimplePhysicsObject);
      physics.DynamicPhysicsObject = DynamicPhysicsObject;
      DynamicPhysicsObject.prototype.__class__ = "physics.DynamicPhysicsObject";
  })(physics || (physics = {}));
  