--- /dev/null
+/**************************************************************************
+ * constants.h -- various constant definitions
+ *
+ * Written by Curtis Olson, started July 1997.
+ *
+ * Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * $Id$
+ * (Log is kept at end of this file)
+ **************************************************************************/
+
+
+#ifndef CONSTANTS_H
+#define CONSTANTS_H
+
+
+/* Radius of Earth in meters at the equator. Another source had
+ * 6378165 but this is probably close enough */
+#define EARTH_RAD 6378.155
+
+
+/* Degrees to Radians */
+#define DEG_TO_RAD 0.017453292
+
+/* Radians to Degrees */
+#define RAD_TO_DEG 57.29577951
+
+/* Arc seconds to radians */
+#define ARCSEC_TO_RAD 4.84813681109535993589e-06
+
+/* Feet to Meters */
+#define FEET_TO_METER 0.3048
+
+
+#endif CONSTANTS_H
+
+
+/* $Log$
+/* Revision 1.1 1997/07/07 21:02:36 curt
+/* Initial revision.
+/* */
--- /dev/null
+/**************************************************************************
+ * types.h -- various data structure definitions
+ *
+ * Written by Curtis Olson, started July 1997.
+ *
+ * Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * $Id$
+ * (Log is kept at end of this file)
+ **************************************************************************/
+
+
+#ifndef TYPES_H
+#define TYPES_H
+
+
+/* A simple cartesian point */
+struct fgCartesianPoint {
+ double x, y, z;
+};
+
+
+/* A simple geodetic point */
+struct fgGeodeticPoint {
+ double lon, lat, elev;
+};
+
+
+#endif TYPES_H
+
+
+/* $Log$
+/* Revision 1.1 1997/07/07 21:03:30 curt
+/* Initial revision.
+/*
+ */