SGP4Funcs Namespace Reference

Functions
DT_DLL_vrfutil bool	sgp4init (gravconsttype whichconst, char opsmode, const int satn, const double epoch, const double xbstar, const double xndot, const double xnddot, const double xecco, const double xargpo, const double xinclo, const double xmo, const double xno, const double xnodeo, elsetrec &satrec)
DT_DLL_vrfutil bool	sgp4 (elsetrec &satrec, double tsince, double r[3], double v[3])
DT_DLL_vrfutil void	getgravconst (gravconsttype whichconst, double &tumin, double &mu, double &radiusearthkm, double &xke, double &j2, double &j3, double &j4, double &j3oj2)
DT_DLL_vrfutil void	twoline2rv (char longstr1[130], char longstr2[130], char typerun, char typeinput, char opsmode, gravconsttype whichconst, double &startmfe, double &stopmfe, double &deltamin, elsetrec &satrec)
DT_DLL_vrfutil double	gstime (double jdut1)
DT_DLL_vrfutil double	sgn (double x)
DT_DLL_vrfutil double	mag (double x[3])
DT_DLL_vrfutil void	cross (double vec1[3], double vec2[3], double outvec[3])
DT_DLL_vrfutil double	dot (double x[3], double y[3])
DT_DLL_vrfutil double	angle (double vec1[3], double vec2[3])
DT_DLL_vrfutil void	newtonnu (double ecc, double nu, double &e0, double &m)
DT_DLL_vrfutil double	asinh (double xval)
DT_DLL_vrfutil void	rv2coe (double r[3], double v[3], const double mu, double &p, double &a, double &ecc, double &incl, double &omega, double &argp, double &nu, double &m, double &arglat, double &truelon, double &lonper)
DT_DLL_vrfutil void	jday (int year, int mon, int day, int hr, int minute, double sec, double &jd, double &jdFrac)
DT_DLL_vrfutil void	days2mdhms (int year, double days, int &mon, int &day, int &hr, int &minute, double &sec)
DT_DLL_vrfutil void	invjday (double jd, double jdFrac, int &year, int &mon, int &day, int &hr, int &minute, double &sec)
DT_DLL_vrfutil void	teme2ecef (double rteme[3], double vteme[3], double jdut1, double recef[3], double vecef[3])

Function Documentation

DT_DLL_vrfutil bool SGP4Funcs::sgp4init	(	gravconsttype	whichconst,
		char	opsmode,
		const int	satn,
		const double	epoch,
		const double	xbstar,
		const double	xndot,
		const double	xnddot,
		const double	xecco,
		const double	xargpo,
		const double	xinclo,
		const double	xmo,
		const double	xno,
		const double	xnodeo,
		elsetrec &	satrec
	)

DT_DLL_vrfutil bool SGP4Funcs::sgp4	(	elsetrec &	satrec,
		double	tsince,
		double	r[3],
		double	v[3]
	)

Parameters

satrec

no longer need gravconsttype whichconst, all data contained in satrec

DT_DLL_vrfutil void SGP4Funcs::getgravconst	(	gravconsttype	whichconst,
		double &	tumin,
		double &	mu,
		double &	radiusearthkm,
		double &	xke,
		double &	j2,
		double &	j3,
		double &	j4,
		double &	j3oj2
	)

DT_DLL_vrfutil void SGP4Funcs::twoline2rv	(	char	longstr1[130],
		char	longstr2[130],
		char	typerun,
		char	typeinput,
		char	opsmode,
		gravconsttype	whichconst,
		double &	startmfe,
		double &	stopmfe,
		double &	deltamin,
		elsetrec &	satrec
	)

older sgp4io methods

DT_DLL_vrfutil double SGP4Funcs::gstime

(

double

jdut1

)

older sgp4ext methods

DT_DLL_vrfutil double SGP4Funcs::sgn

(

double

x

)

DT_DLL_vrfutil double SGP4Funcs::mag

(

double

x[3]

)

DT_DLL_vrfutil void SGP4Funcs::cross	(	double	vec1[3],
		double	vec2[3],
		double	outvec[3]
	)

DT_DLL_vrfutil double SGP4Funcs::dot	(	double	x[3],
		double	y[3]
	)

DT_DLL_vrfutil double SGP4Funcs::angle	(	double	vec1[3],
		double	vec2[3]
	)

Referenced by makVrv::DtLine2D< T >::angleTo(), and makVrv::DtOsgObserverObject::MotionState::applyRotation().

DT_DLL_vrfutil void SGP4Funcs::newtonnu	(	double	ecc,
		double	nu,
		double &	e0,
		double &	m
	)

DT_DLL_vrfutil double SGP4Funcs::asinh

(

double

xval

)

DT_DLL_vrfutil void SGP4Funcs::rv2coe	(	double	r[3],
		double	v[3],
		const double	mu,
		double &	p,
		double &	a,
		double &	ecc,
		double &	incl,
		double &	omega,
		double &	argp,
		double &	nu,
		double &	m,
		double &	arglat,
		double &	truelon,
		double &	lonper
	)

DT_DLL_vrfutil void SGP4Funcs::jday	(	int	year,
		int	mon,
		int	day,
		int	hr,
		int	minute,
		double	sec,
		double &	jd,
		double &	jdFrac
	)

DT_DLL_vrfutil void SGP4Funcs::days2mdhms	(	int	year,
		double	days,
		int &	mon,
		int &	day,
		int &	hr,
		int &	minute,
		double &	sec
	)

DT_DLL_vrfutil void SGP4Funcs::invjday	(	double	jd,
		double	jdFrac,
		int &	year,
		int &	mon,
		int &	day,
		int &	hr,
		int &	minute,
		double &	sec
	)

DT_DLL_vrfutil void SGP4Funcs::teme2ecef	(	double	rteme[3],
		double	vteme[3],
		double	jdut1,
		double	recef[3],
		double	vecef[3]
	)