Bugfix - untie property.

[flightgear.git] / src / Environment / ridge_lift.cxx

diff --git a/src/Environment/ridge_lift.cxx b/src/Environment/ridge_lift.cxx
index 1dd5cb26e57309fca00bbe1edc85a8e4edd4b148..9598f2bbb908400c9ead7f396232aeaf8b0f6f80 100644 (file)
--- a/src/Environment/ridge_lift.cxx
+++ b/src/Environment/ridge_lift.cxx
@@ -171,7 +171,7 @@ void FGRidgeLift::update(double dt) {
                // position is geodetic, need geocentric for advanceRadM
                SGGeod myGeodPos = SGGeod::fromDegM( probe_lon_deg[0], probe_lat_deg[0], 20000.0 );
                SGGeoc myGeocPos = SGGeoc::fromGeod( myGeodPos );
-               double ground_wind_from_rad = _surface_wind_from_deg_node->getDoubleValue() * SG_DEGREES_TO_RADIANS + SG_PI;
+               double ground_wind_from_rad = _surface_wind_from_deg_node->getDoubleValue() * SG_DEGREES_TO_RADIANS;
 
                // compute the remaining probes
                for (unsigned i = 1; i < sizeof(probe_elev_m)/sizeof(probe_elev_m[0]); i++) {