From fdd951a0a154acb7f6cf754a7e11567319507317 Mon Sep 17 00:00:00 2001
From: "Gary E. Miller" <gem@rellim.com>
Date: Fri, 1 Apr 2005 19:05:56 +0000
Subject: Make geoid separation availble to the Garmin.

---
 geoid.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'geoid.c')

diff --git a/geoid.c b/geoid.c
index 74599dd4..55d6901b 100644
--- a/geoid.c
+++ b/geoid.c
@@ -21,7 +21,9 @@ static double bilinear(double x1, double y1, double x2, double y2, double x, dou
  return (z22*(y-y1)*(x-x1)+z12*(y2-y)*(x-x1)+z21*(y-y1)*(x2-x)+z11*(y2-y)*(x2-x))/delta;
 }
 
-static double wgs84_separation(double lat, double lon)
+
+/* return wgs84 to MSL geoid separtion in meters, given a lat/lot */
+double wgs84_separation(double lat, double lon)
 {
 #define GEOID_ROW	19
 #define GEOID_COL	37
-- 
cgit v1.2.1