/**
* Outputs documents in order of nearest to farthest from a specified point.
* You can only use this as the first stage of a pipeline.
*
* @see http://docs.mongodb.org/manual/reference/operator/aggregation/geoNear/
*
* @param float|array|Point $x
* @param float $y
* @return Stage\GeoNear
*/
public function geoNear($x, $y = null)
{
return $this->builder->geoNear($x, $y);
}