code: public long addBoxObstacle(float[] bmin, float[] bmax) {
  		TileCacheObstacle ob = allocObstacle();
  		ob.type = TileCacheObstacleType.BOX;
  
  		vCopy(ob.bmin, bmin);
  		vCopy(ob.bmax, bmax);
  
  		return addObstacleRequest(ob).ref;
  	}
docs: Aabb obstacle