lib/graticule/distance/haversine.rb in graticule-0.2.8 vs lib/graticule/distance/haversine.rb in graticule-0.2.9

@@ -15,13 +15,13 @@
       #     Graticule::Location.new(:latitude => 41.849838, :longitude => -87.648193)
       #   )
       #   #=> 101.061720831836
       #
       def self.distance(from, to, units = :miles)
-        from_longitude  = deg2rad(from.longitude)
-        from_latitude   = deg2rad(from.latitude)
-        to_longitude    = deg2rad(to.longitude)
-        to_latitude     = deg2rad(to.latitude)
+        from_longitude  = from.longitude.to_radians
+        from_latitude   = from.latitude.to_radians
+        to_longitude    = to.longitude.to_radians
+        to_latitude     = to.latitude.to_radians
 
         latitude_delta  = to_latitude - from_latitude
         longitude_delta = to_longitude - from_longitude
 
         a = sin(latitude_delta/2)**2 + 
\ No newline at end of file