sc_optical_nav_meas.h

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//-----------------------------------------------------------------------------------------
//     Navigation measurements for one or two planets with stars.
//-----------------------------------------------------------------------------------------
//     Copyright (c) 2009 Princeton Satellite Systems.  All rights reserved.
//-----------------------------------------------------------------------------------------
 
#ifndef __OPTICAL_NAV_MEAS__
#define __OPTICAL_NAV_MEAS__
 
#ifdef AS_OS_WINDOWS
        #include "matrixlib.h"
#else
        #include <MatrixLib/MatrixLib.h>
#endif
 
 
class optical_nav_meas
{
                
        private:
                ml_matrix l1;
                ml_matrix l2;
                ml_matrix u1;
                ml_matrix u2;
                ml_matrix y;
                double a1;
                double a2;
                int n_planets;
                int star_planet_1;
                int     star_planet_2;
                double delta;
 
 
        public:
                                        optical_nav_meas( void );
                void            SetParameters( ml_matrix l1, double a1, ml_matrix u1, ml_matrix l2, double a2, ml_matrix u2 );
                void            SetMeasurementType( int n_planets, int star_planet_1, int star_planet_2 );
                void            SetDelta( double delta );
                ml_matrix       Update( ml_matrix x );
                ml_matrix       Jacobian( ml_matrix x );
 
};
 
double angle_planet_to_planet( ml_matrix r_sensor, ml_matrix r_planet_1, ml_matrix r_planet_2 );
double planet_chordwith( ml_matrix r, ml_matrix r_planet, double radius_planet );
double angle_planet_to_star( ml_matrix r, ml_matrix r_planet, ml_matrix u_star );
 
 
#endif