Frederic Bouvier:

[simgear.git] / simgear / math / sg_geodesy.cxx

diff --git a/simgear/math/sg_geodesy.cxx b/simgear/math/sg_geodesy.cxx
index 61fc8cffa2b57ffee0986e1de12a3101acb72489..f56e93fa9815d2eaf369bbb93065d81d49be4716 100644 (file)
--- a/simgear/math/sg_geodesy.cxx
+++ b/simgear/math/sg_geodesy.cxx
@@ -108,7 +108,7 @@ static double seaLevelRadius(double r, double z)
 // starts making very poor guesses as to latitude.  As altitude
 // approaches infinity, it should be guessing with geocentric
 // coordinates, not "local geodetic up" ones.
-void sgCartToGeod(double* xyz, double* lat, double* lon, double* alt)
+void sgCartToGeod(const double* xyz, double* lat, double* lon, double* alt)
 {
     // The error is expressed as a radian angle, and we want accuracy
     // to 1 part in 2^50 (an IEEE double has between 51 and 52