git-svn-id: svn://db.shs.com.ru/pip@150 12ceb7fc-bf1f-11e4-8940-5bc7170c53b5

2015-08-27 13:05:28 +00:00
parent 5dc43c5e19
commit 99cd95402c
1 changed files with 2 additions and 1 deletions
--- a/src/geo/piellipsoidmodel.h
+++ b/src/geo/piellipsoidmodel.h
@@ -29,7 +29,8 @@
 class PIEllipsoidModel {
 public:
 	PIEllipsoidModel();
-	double eccSquared() const { return eccentricity * eccentricity; } // eccentricity squared
+	double eccSquared() const {return eccentricity * eccentricity;} // eccentricity squared
+	double a() const {return a * sqrt(1 - eccSquared());}

 	static PIEllipsoidModel WGS84Ellipsoid();
 	static PIEllipsoidModel PZ90Ellipsoid();