Initial commit of files

include/libgps++/GpsMath.h

@@ -0,0 +1,81 @@
+//
+// Linux GPS
+//
+
+/* prevent multiple inclusions */
+#ifndef __GpsMath__
+#define __GpsMath__
+
+/* includes *****************************************************************/
+
+#include <math.h>
+#include <stdint.h>
+#include "netlib.h"
+
+/* defines ******************************************************************/
+
+// degrees <-> radians
+#define     DEG2RAD(X)      ((X)*M_PI/180.0)
+#define     RAD2DEG(X)      ((X)*180.0/M_PI)
+
+// (nautical mile to km) to meters per degree
+#define     MPERDEG         (111.13285*1000.0)
+#define     EARTHRADIUS     6378100.0       // meters
+
+// speed conversions
+#define     KNOTS_KPH           1.85200
+#define     KNOTS_METERSPERSEC  (KNOTS_KPH*1000.0/3600.0)
+
+#define     KPH2MSEC(X)     ((X)*0.277777778)
+#define     MSEC2KPH(X)     ((X)/0.277777778)
+
+/* macros *******************************************************************/
+
+/* structs & typedefs *******************************************************/
+
+/* c class definitions ******************************************************/
+
+//
+// GpsLinux because it depennds on GPSd, the HAMLIB and NMEAP libraries
+//
+class GpsMath {
+    // public data
+public:
+
+    // parser
+
+    // protected data
+protected:
+
+    // private data
+private:
+    // static data
+
+    // private methods
+
+    // public methods
+public:
+    // constructors
+    GpsMath();
+
+    // destructor
+    virtual ~GpsMath();
+
+    // virtual functions
+
+    // public methods
+
+    // static methods
+static double Minutes2Degrees(char *value, char *side = NULL);
+static void Degrees2Minutes(double deg, char *buf, int max, bool lat);
+static timespec String2Time(const char *hhmmss, const char *ddmmyy);
+
+static double Bearing( double lat1, double lon1, double lat2, double lon2 );
+static double Distance( double lat1, double lon1, double lat2, double lon2 );
+static double DistanceX( double lat1, double lon1, double lat2, double lon2 );
+static double DistanceY( double lat1, double lon1, double lat2, double lon2 );
+static double DistanceXY(double lat1, double lon1, double lat2, double lon2, double &x, double &y );
+static double Travel( double *lat, double *lon, double *ele, double x, double y, double z);
+};
+
+#endif