Location\Bearing\BearingInterface::calculateFinalBearing PHP Méthode

    public function calculateFinalBearing(Coordinate $point1, Coordinate $point2);

 /**
  * @param \Location\Bearing\BearingInterface $bearingCalculator
  *
  * @return float
  */
 public function getFinalBearing(BearingInterface $bearingCalculator)
 {
     return $bearingCalculator->calculateFinalBearing($this->point1, $this->point2);
 }