**************************************************************************/
-#ifndef FG_GEODESY_H
-#define FG_GEODESY_H
+#ifndef _FG_GEODESY_H
+#define _FG_GEODESY_H
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
/* fgGeocToGeod(lat_geoc, radius, *lat_geod, *alt, *sea_level_r)
* INPUTS:
* lat_geoc Geocentric latitude, radians, + = North
- * radius C.G. radius to earth center, ft
+ * radius C.G. radius to earth center (meters)
*
* OUTPUTS:
* lat_geod Geodetic latitude, radians, + = North
- * alt C.G. altitude above mean sea level, ft
+ * alt C.G. altitude above mean sea level (meters)
* sea_level_r radius from earth center to sea level at
- * local vertical (surface normal) of C.G.
+ * local vertical (surface normal) of C.G. (meters)
*/
void fgGeocToGeod( double lat_geoc, double radius, double
/* fgGeodToGeoc( lat_geod, alt, *sl_radius, *lat_geoc )
* INPUTS:
* lat_geod Geodetic latitude, radians, + = North
- * alt C.G. altitude above mean sea level, ft
+ * alt C.G. altitude above mean sea level (meters)
*
* OUTPUTS:
- * sl_radius SEA LEVEL radius to earth center, ft (add Altitude to
- * get true distance from earth center.
+ * sl_radius SEA LEVEL radius to earth center (meters)
+ * (add Altitude to get true distance from earth center.
* lat_geoc Geocentric latitude, radians, + = North
*
*/
void fgGeodToGeoc( double lat_geod, double alt, double *sl_radius,
- double *lat_geoc );
+ double *lat_geoc );
$Header$
$Log$
+Revision 1.4 1998/07/08 14:40:08 curt
+polar3d.[ch] renamed to polar3d.[ch]xx, vector.[ch] renamed to vector.[ch]xx
+Updated fg_geodesy comments to reflect that routines expect and produce
+ meters.
+
+Revision 1.3 1998/04/21 17:03:48 curt
+Prepairing for C++ integration.
+
+Revision 1.2 1998/01/22 02:59:38 curt
+Changed #ifdef FILE_H to #ifdef _FILE_H
+
Revision 1.1 1997/07/31 23:13:14 curt
Initial revision.
--------------------------------------------------------------------------*/
-#endif /* FG_GEODESY_H */
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _FG_GEODESY_H */
/* $Log$
-/* Revision 1.1 1997/07/31 23:13:14 curt
-/* Initial revision.
+/* Revision 1.4 1998/07/08 14:40:08 curt
+/* polar3d.[ch] renamed to polar3d.[ch]xx, vector.[ch] renamed to vector.[ch]xx
+/* Updated fg_geodesy comments to reflect that routines expect and produce
+/* meters.
/*
+ * Revision 1.3 1998/04/21 17:03:48 curt
+ * Prepairing for C++ integration.
+ *
+ * Revision 1.2 1998/01/22 02:59:38 curt
+ * Changed #ifdef FILE_H to #ifdef _FILE_H
+ *
+ * Revision 1.1 1997/07/31 23:13:14 curt
+ * Initial revision.
+ *
*/