planetrelutils.h

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/*
Planet relative state Utils header file
---------------------------------------
The planet relative state utilities header file contains
utiltities for converting between planet-based spherical 
coordinates and planet-centered rotating frame coordinates.
 
Author: Alex Reynolds
 
Update Log
----------
May 9, 2024, Gabriel A. Heredia Acevedo
Jun 16, 2025, James Tabony - added llaDeticToPCR
 
Update tools to support planet (celestial) relative states model
*/
 
#ifndef PLANET_RELATIVE_STATE_UTILS_HPP
#define PLANET_RELATIVE_STATE_UTILS_HPP
 
#include <vector>
 
#include "gncutils/states/planetrelutils.h"
 
namespace warptwin {

    std::vector<std::vector<double>> pcr2lla(const std::vector<double> &pcr_x, 
                                            const std::vector<double> &pcr_y, 
                                            const std::vector<double> &pcr_z,
                                            double a=6378137.0,
                                            double flattening=(1.0/298.257223563));

    int heikkinenLla(const CartesianVector3 &pos__pcr, double r_planet_equatorial, 
                     double flattening, double& lat_rad, double& lon_rad, double& alt);
}
 
#endif