Display alt in a track if we have it.

diff --git a/gpx.c b/gpx.c
index b0ebb0ded2b1a3faa161e8085e254b2ee35323ce..7859258c8810e26c3ef70da037688848d7dcde57 100644 (file)
--- a/gpx.c
+++ b/gpx.c
@@ -372,6 +372,10 @@ gpx_track_disp(const waypoint *waypointp)
        if (waypointp->creation_time) {
                gpx_write_time(waypointp->creation_time);
        }
+       if (waypointp->position.altitude.altitude_meters != unknown_alt) {
+               fprintf(ofd, "<ele>\n%f\n</ele>\n",
+                        waypointp->position.altitude.altitude_meters);
+       }
        fprintf(ofd, "</trkpt>\n");
 }