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