public function getFocalPoint()
	{
		$scale =  $this->sourceWidth / $this->scaleWidth;

		$focalX = ( ( $this->frameWidth / 2 ) - $this->offsetX ) * $scale;
		$focalY = ( ( $this->frameHeight / 2 ) - $this->offsetY ) * $scale;

		return array( $focalX, $focalY );
	}