code: function (x, y) {
              // reset the initial camera position to 0,0
              this.pos.x = x || 0;
              this.pos.y = y || 0;
  
              // reset the target
              this.unfollow();
  
              // damping default value
              this.smoothFollow = true;
              this.damping = 1.0;
  
              // reset the transformation matrix
              this.currentTransform.identity();
          }
docs: -- public function --- 
  reset the camera position to specified coordinates
  @name reset
  @memberOf me.Camera2d
  @function
  @param {Number} [x=0]
  @param {Number} [y=0]