First commit

Signed-off-by: Mattias Andrée <m@maandree.se>

1 files changed, 21 insertions, 0 deletions

diff --git a/libtellurian_distance.c b/libtellurian_distance.c
new file mode 100644
index 0000000..0a290d1
--- /dev/null
+++ b/libtellurian_distance.c
@@ -0,0 +1,21 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+double
+libtellurian_distance(double latitude1, double longitude1,
+                      double latitude2, double longitude2,
+                      double *azimuth1_out, double *azimuth2_out)
+{
+	double r;
+	latitude1 = radians(latitude1);
+	longitude1 = radians(longitude1);
+	latitude2 = radians(latitude2);
+	longitude2 = radians(longitude2);
+	r = libtellurian_distance_radians(latitude1, longitude1, latitude2, longitude2, azimuth1_out, azimuth2_out);
+	if (azimuth1_out)
+		*azimuth1_out = degrees(*azimuth1_out);
+	if (azimuth2_out)
+		*azimuth2_out = degrees(*azimuth2_out);
+	return r;
+}