convertlib.cpp File Reference

Coordinate conversion library source file. More...

#include "support/convertlib.h"
#include "support/timelib.h"
#include "support/geomag.h"
#include "support/jsondef.h"
#include "support/ephemlib.h"
#include <iostream>

Include dependency graph for convertlib.cpp:

Macros
#define	UNUSED_VARIABLE_LOCALDEF(x)   (void)(x)

Functions
int32_t	loc_clear (locstruc *loc)
	Initialize locstruc. More...
int32_t	loc_clear (locstruc &loc)
int32_t	pos_clear (locstruc *loc)
	Initialize posstruc. More...
int32_t	pos_clear (locstruc &loc)
int32_t	att_clear (attstruc &att)
	Initialize attstruc. More...
int32_t	pos_extra (locstruc *loc)
	Calculate Extra position information. More...
int32_t	pos_extra (locstruc &loc)
int32_t	pos_icrf (locstruc *loc)
	Set Barycentric position. More...
int32_t	pos_icrf (locstruc &loc)
int32_t	pos_eci (locstruc *loc)
	Set ECI position. More...
int32_t	pos_eci (locstruc &loc)
int32_t	pos_sci (locstruc *loc)
	Set SCI position. More...
int32_t	pos_sci (locstruc &loc)
int32_t	pos_geoc (locstruc *loc)
	Set Geocentric position. More...
int32_t	pos_geoc (locstruc &loc)
int32_t	pos_selc (locstruc *loc)
	Set Selenocentric position. More...
int32_t	pos_selc (locstruc &loc)
int32_t	pos_selg (locstruc *loc)
	Set Selenographic position. More...
int32_t	pos_selg (locstruc &loc)
int32_t	pos_geos (locstruc *loc)
	Set Geographic position. More...
int32_t	pos_geos (locstruc &loc)
int32_t	pos_geod (locstruc *loc)
	Set Geodetic position. More...
int32_t	pos_geod (locstruc &loc)
int32_t	pos_icrf2eci (locstruc *loc)
	Convert Barycentric to ECI. More...
int32_t	pos_icrf2eci (locstruc &loc)
int32_t	pos_eci2icrf (locstruc *loc)
	Convert ECI to Barycentric. More...
int32_t	pos_eci2icrf (locstruc &loc)
int32_t	pos_icrf2sci (locstruc *loc)
	Convert Barycentric to SCI. More...
int32_t	pos_icrf2sci (locstruc &loc)
int32_t	pos_sci2icrf (locstruc *loc)
	Convert SCI to Barycentric. More...
int32_t	pos_sci2icrf (locstruc &loc)
int32_t	pos_eci2geoc (locstruc *loc)
	Convert ECI to GEOC. More...
int32_t	pos_eci2geoc (locstruc &loc)
int32_t	pos_geoc2eci (locstruc *loc)
	Convert GEOC to ECI. More...
int32_t	pos_geoc2eci (locstruc &loc)
int32_t	pos_geoc2geos (locstruc *loc)
	Convert GEOC to GEOS. More...
int32_t	pos_geoc2geos (locstruc &loc)
int32_t	pos_geos2geoc (locstruc *loc)
	Convert GEOS to GEOC. More...
int32_t	pos_geos2geoc (locstruc &loc)
int32_t	geoc2geod (cartpos &geoc, geoidpos &geod)
	Convert GEOC to GEOD. More...
int32_t	pos_geoc2geod (locstruc *loc)
	Update locstruc GEOC to GEOD. More...
int32_t	pos_geoc2geod (locstruc &loc)
int32_t	geod2geoc (geoidpos &geod, cartpos &geoc)
	Convert GEOD to GEOC. More...
int32_t	pos_geod2geoc (locstruc *loc)
	Update GEOD to GEOC in locstruc. More...
int32_t	pos_geod2geoc (locstruc &loc)
int32_t	pos_sci2selc (locstruc *loc)
	Convert SCI to SELC. More...
int32_t	pos_sci2selc (locstruc &loc)
int32_t	pos_selc2sci (locstruc *loc)
	Convert SELC to SCI. More...
int32_t	pos_selc2sci (locstruc &loc)
int32_t	pos_selc2selg (locstruc *loc)
	Convert SELC to SELG. More...
int32_t	pos_selc2selg (locstruc &loc)
int32_t	pos_selg2selc (locstruc *loc)
int32_t	pos_selg2selc (locstruc &loc)
double	rearth (double lat)
int32_t	att_extra (locstruc *loc)
	Calculate Extra attitude information. More...
int32_t	att_extra (locstruc &loc)
int32_t	att_icrf2geoc (locstruc *loc)
int32_t	att_icrf2geoc (locstruc &loc)
int32_t	att_geoc2icrf (locstruc *loc)
int32_t	att_geoc2icrf (locstruc &loc)
int32_t	att_geoc (locstruc *loc)
int32_t	att_geoc (locstruc &loc)
int32_t	att_icrf2selc (locstruc *loc)
int32_t	att_icrf2selc (locstruc &loc)
int32_t	att_selc2icrf (locstruc *loc)
int32_t	att_selc2icrf (locstruc &loc)
int32_t	att_selc (locstruc *loc)
int32_t	att_selc (locstruc &loc)
int32_t	att_icrf2lvlh (locstruc *loc)
int32_t	att_icrf2lvlh (locstruc &loc)
int32_t	att_icrf (locstruc *loc)
int32_t	att_icrf (locstruc &loc)
int32_t	att_planec2lvlh (locstruc *loc)
	Convert ITRS attitude to LVLH attitude. More...
int32_t	att_planec2lvlh (locstruc &loc)
int32_t	att_lvlh2planec (locstruc *loc)
	Convert LVLH attitude to ITRS attitude. More...
int32_t	att_lvlh2planec (locstruc &loc)
int32_t	att_lvlh2icrf (locstruc *loc)
	Convert LVLH attitude to ICRF attitude. More...
int32_t	att_lvlh2icrf (locstruc &loc)
int32_t	att_lvlh (locstruc *loc)
int32_t	att_lvlh (locstruc &loc)
int32_t	att_planec2topo (locstruc *loc)
	Planetocentric to Topo attitude. More...
int32_t	att_planec2topo (locstruc &loc)
int32_t	att_topo2planec (locstruc *loc)
	Topocentric to Planetocentric attitude. More...
int32_t	att_topo2planec (locstruc &loc)
int32_t	att_topo (locstruc *loc)
int32_t	att_topo (locstruc &loc)
int32_t	loc_update (locstruc *loc)
	Synchronize all frames in location structure. More...
int32_t	loc_update (locstruc &loc)
int32_t	teme2true (double ep0, rmatrix *rm)
int32_t	true2teme (double ep0, rmatrix *rm)
int32_t	true2pef (double utc, rmatrix *rm)
int32_t	pef2true (double utc, rmatrix *rm)
int32_t	pef2itrs (double utc, rmatrix *rm)
int32_t	itrs2pef (double utc, rmatrix *rm)
int32_t	mean2true (double ep0, rmatrix *pm)
	Rotate Mean of Epoch to True of Epoch. More...
int32_t	true2mean (double ep0, rmatrix *pm)
	Rotate True of Epoch to Mean of Epoch. More...
int32_t	mean2j2000 (double ep0, rmatrix *pm)
	Rotate Mean of Epoch to J2000. More...
int32_t	itrs2gcrf (double utc, rmatrix *rnp, rmatrix *rm, rmatrix *drm, rmatrix *ddrm)
	ITRS to J2000 rotation matrix. More...
int32_t	gcrf2itrs (double utc, rmatrix *rnp, rmatrix *rm, rmatrix *drm, rmatrix *ddrm)
	J2000 to ITRS rotation matrix. More...
int32_t	j20002mean (double ep1, rmatrix *pm)
int32_t	gcrf2j2000 (rmatrix *rm)
int32_t	j20002gcrf (rmatrix *rm)
int32_t	mean2mean (double ep0, double ep1, rmatrix *pm)
int32_t	kep2eci (kepstruc &kep, cartpos &eci)
int32_t	eci2kep (cartpos &eci, kepstruc &kep)
int32_t	geoc2topo (gvector source, rvector targetgeoc, rvector &topo)
	Geocentric to Topocentric. More...
int32_t	body2topo (Vector source, Vector target, Vector &topo)
	Body Centric to Topocentric. More...
int32_t	topo2azel (rvector tpos, float &az, float &el)
int32_t	topo2azel (Vector tpos, float &az, float &el)
int	lines2eci (double utc, vector< tlestruc >lines, cartpos &eci)
	Return position from TLE set. More...
int	sgp4 (double utc, tlestruc tle, cartpos &pos_teme)
int32_t	eci2tle (double utc, cartpos eci, tlestruc &tle)
	TLE from ECI. More...
int	tle2eci (double utc, tlestruc tle, cartpos &eci)
tlestruc	get_line (uint16_t index, vector< tlestruc > lines)
	Get TLE from array of TLE's. More...
int32_t	loadTLE (char *fname, tlestruc &tle)
	Load TLE from file. TODO!!! create new class for dealing with TLEs. More...
int32_t	load_lines (string fname, vector< tlestruc > &lines)
	Load TLE from file. TODO!!! Rename Function to loadTle and create new class for dealing with TLEs. More...
int32_t	load_lines_multi (string fname, vector< tlestruc > &lines)
int32_t	load_stk (string filename, stkstruc &stkdata)
	Load STK elements. More...
int	stk2eci (double utc, stkstruc &stk, cartpos &eci)
	ECI from STK data. More...
std::ostream &	operator<< (std::ostream &out, const cartpos &a)
std::istream &	operator>> (std::istream &in, cartpos &a)
std::ostream &	operator<< (std::ostream &out, const cposstruc &a)
std::istream &	operator>> (std::istream &in, cposstruc &a)
std::ostream &	operator<< (std::ostream &out, const geoidpos &a)
std::istream &	operator>> (std::istream &in, geoidpos &a)
std::ostream &	operator<< (std::ostream &out, const spherpos &a)
std::istream &	operator>> (std::istream &in, spherpos &a)
std::ostream &	operator<< (std::ostream &out, const aattstruc &a)
std::istream &	operator>> (std::istream &in, aattstruc &a)
std::ostream &	operator<< (std::ostream &out, const quatatt &a)
std::istream &	operator>> (std::istream &in, quatatt &a)
std::ostream &	operator<< (std::ostream &out, const dcmatt &a)
std::istream &	operator>> (std::istream &in, dcmatt &a)
std::ostream &	operator<< (std::ostream &out, const qatt &a)
std::istream &	operator>> (std::istream &in, qatt &a)
std::ostream &	operator<< (std::ostream &out, const kepstruc &a)
std::istream &	operator>> (std::istream &in, kepstruc &a)
std::ostream &	operator<< (std::ostream &out, const bodypos &a)
std::istream &	operator<< (std::istream &in, bodypos &a)
std::ostream &	operator<< (std::ostream &out, const extrapos &a)
std::istream &	operator>> (std::istream &in, extrapos &a)
std::ostream &	operator<< (std::ostream &out, const extraatt &a)
std::istream &	operator>> (std::istream &in, extraatt &a)
std::ostream &	operator<< (std::ostream &out, const posstruc &a)
std::istream &	operator>> (std::istream &in, posstruc &a)
std::ostream &	operator<< (std::ostream &out, const attstruc &a)
std::istream &	operator>> (std::istream &in, attstruc &a)
std::ostream &	operator<< (std::ostream &out, const locstruc &a)
std::istream &	operator>> (std::istream &in, locstruc &a)
int32_t	tle2sgp4 (tlestruc tle, sgp4struc &sgp4)
int32_t	sgp42tle (sgp4struc sgp4, tlestruc &tle)
int	tle_checksum (char *line)
int32_t	eci2tlestring (cartpos eci, string &tle, string ref_tle, double bstar)

Variables
static uint16_t	tlecount

Detailed Description

Coordinate conversion library source file.

Macro Definition Documentation

#define UNUSED_VARIABLE_LOCALDEF

(

x

)

(void)(x)

Function Documentation

int32_t eci2tlestring	(	cartpos	eci,
		string &	tle,
		string	ref_tle,
		double	bstar
	)

{
    //    char tle_buffer[ref_tle.size()];
    char field_buffer[30];
    //    strcpy(tle_buffer, ref_tle.c_str());

    // Convert to keplarian elements, compute our epoch field.
    string epoch;
    tlestruc tles; // <-- in SI units.
    mjd2tlef(eci.utc, epoch);
    eci2tle(eci.utc, eci, tles);

    // std::cout << "Inclination: " << DEGOF(tles.i) << std::endl;
    // std::cout << "Right acension of rising node: " << DEGOF(tles.raan) << std::endl;
    // std::cout << "Eccentricity: " << tles.e << std::endl;
    // std::cout << "Argument of perigee: " << DEGOF(tles.ap) << std::endl;
    // std::cout << "Mean anomaly: " << ((DEGOF(tles.ma) < 0) ? 360 + DEGOF(tles.ma) : DEGOF(tles.ma)) << std::endl;
    // std::cout << "Mean motion: " << tles.mm * 1440. / D2PI << std::endl;

    // Ignore the name line. Populate our epoch field.
    //    char *line_1 = strstr(tle_buffer, "\n");
    char *line_1 = strstr(static_cast<char *>(&ref_tle[0]), "\n");
    sprintf(field_buffer, "%14s", epoch.c_str());
    strncpy(line_1+19, field_buffer, 14);
    sprintf(field_buffer, "");

    // Populate our fields for line 2.
    char *line_2 = strstr(line_1 + 1, "\n");
    sprintf(field_buffer, "%#08.4f", DEGOF(tles.i));
    strncpy(line_2+9, field_buffer, 8);
    sprintf(field_buffer, "%08.4f", DEGOF(tles.raan));
    strncpy(line_2+18, field_buffer, 8);
    sprintf(field_buffer, "%07d", static_cast<int>(tles.e*pow(10,7)));
    strncpy(line_2+27, field_buffer, 7);
    sprintf(field_buffer, "%#08.4f", DEGOF(tles.ap));
    strncpy(line_2+35, field_buffer, 8);
    sprintf(field_buffer, "%#08.4f", (DEGOF(tles.ma) < 0) ? 360 + DEGOF(tles.ma) : DEGOF(tles.ma));
    strncpy(line_2+44, field_buffer, 8);
    sprintf(field_buffer, "%#011.8f", tles.mm * 1440. / D2PI); // rad/min ---> rev/day
    strncpy(line_2+53, field_buffer, 11);

    // Compute our checksum (copy null character here).
    sprintf(field_buffer, "%1d", tle_checksum(line_2));
    strncpy(line_2+69, field_buffer, 2);

    //    tle = string(tle_buffer);
    tle = ref_tle;

    return 0;
}

Variable Documentation

uint16_t tlecount

static