/usr/include/astro/planetarySats.h is in libastro-dev 4:4.14.2-1.
This file is owned by root:root, with mode 0o644.
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// This file is part of the Marble Virtual Globe.
//
// This program is free software licensed under the GNU LGPL. You can
// find a copy of this license in LICENSE.txt in the top directory of
// the source code.
//
// Copyright 2012 Gerhard HOLTKAMP
//
#if !defined(__planetarysats_h)
#define __planetarysats_h
#include "attlib.h"
#include "astrolib_export.h"
class ASTROLIB_EXPORT PlanetarySats // Calculate spacecraft around other planets
{
public:
PlanetarySats();
~PlanetarySats();
void setStepWidth(double s); // set the step width (seconds)
void setDeltaTAI_UTC(double d); // set IERS Parameter TAI - UTC
void setAutoTAI_UTC(); // IERS Parameter TAI - UTC to auto
void getTime (); // Get System Time and Date
void setDeltaRT(double drt);
void setMJD(int year, int month, int day, int hour, int min, double sec);// set time
static void getDatefromMJD(double mjd, int &year, int &month, int &day, int &hour, int &min, double &sec);
void setSatFile(char* fname);
void setPlanet(char* pname);
int selectSat(char* sname);
void getSatName(char* sname) const;
void setStateVector(double mjd, double x, double y, double z, double vx, double vy, double vz);
int getStateVector(int nsat);
void stateToKepler();
void getKeplerElements(double &perc, double &apoc, double &inc, double &ecc, double &ra, double &tano, double &m0, double &a, double &n0);
void getPlanetographic(double &lng, double &lat, double &height) const;
void getFixedFrame(double &x, double &y, double &z, double &vx, double &vy, double &vz);
void currentPos();
void nextStep();
double getLastMJD() const;
private:
void plsatinit(); // initialize PlanetarySats
static double atan23 (double y, double x); // atan without singularity for x,y=0
void getMercury();
void getVenus();
void getMoon();
void getMars();
void getSatPos (double t);
static Mat3 getSelenographic (double jd);
// data fields
char pls_satelmfl[205]; // name of file for satellite state vectors
char pls_satname[40]; // name of satellite
char pls_plntname[40]; // name of planet
bool pls_moonflg; // true if Moon, false if other body
int pls_day; // date
int pls_month;
int pls_year;
int pls_hour;
int pls_minute;
int pls_second;
double pls_time; // current time in MJD (UTC)
double pls_del_tdut; // TDT - UT in sec
int pls_del_auto; // 1 = automatic del_tdut, 0 = manual
double pls_step; // stepwidth in sec
double pls_delta_rt; // delta time to R/T in hours
double pls_tepoch; // MJD epoch of state vector (TT)
Vec3 pls_rep; // state vector km and km/s
Vec3 pls_vep;
double pls_ra; // Right Ascension
double pls_per; // argument of perige center
double pls_m0; // mean anomaly
double pls_ecc; // eccentricity
double pls_inc; // inclination
double pls_a; // semi-major axis (km)
double pls_n0; // mean motion (rev/day)
double pls_GM; // graviatational constant (m^3/s^2)
double pls_J2; // J2 gravitational term
double pls_R0; // equatorial radius (km)
double pls_flat; // flattening factor
double pls_axl0; // l-direction of rotation axis
double pls_axl1; // delta of axl0
double pls_axb0; // b-direction of rotation axis
double pls_axb1; // delta of axb0
double pls_W; // location of prime meridian
double pls_Wd; // daily variation of W.
Vec3 pls_r; // current state vector m and m/s
Vec3 pls_v;
double pls_lat; // planetary latitude (decimal degrees)
double pls_lng; // planetary longitude (decimal degrees)
double pls_height; // height above reference ellipsoid (km)
};
#endif // __planetarysats_h sentry.
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