Define compile-time constants for coordinate calculation only once

Closes #1327.
2016-01-12 15:41:30 +01:00
parent f46706843b
commit 466251287f
3 changed files with 16 additions and 22 deletions
@@ -9,6 +9,11 @@ namespace osrm
 namespace util
 {

+const constexpr long double RAD = 0.017453292519943295769236907684886;
+// earth radius varies between 6,356.750-6,378.135 km (3,949.901-3,963.189mi)
+// The IUGG value for the equatorial radius is 6378.137 km (3963.19 miles)
+const constexpr long double EARTH_RADIUS = 6372797.560856;
+
 struct FixedPointCoordinate;

 namespace coordinate_calculation