geo_mag.h File Reference

Calculation of the Geomagnetic field vector from current location. This module is based on the world magnetic model from (http://www.ngdc.noaa.gov/geomag/WMM/DoDWMM.shtml). More...

#include "std.h"
#include "math/pprz_algebra_double.h"

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Data Structures
struct	GeoMag

Functions
void	geo_mag_init (void)
void	geo_mag_periodic (void)
void	geo_mag_event (void)

Variables
struct GeoMag	geo_mag

Detailed Description

Calculation of the Geomagnetic field vector from current location. This module is based on the world magnetic model from (http://www.ngdc.noaa.gov/geomag/WMM/DoDWMM.shtml).

Definition in file geo_mag.h.

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Data Structure Documentation

GeoMag

struct GeoMag

Definition at line 35 of file geo_mag.h.

Collaboration diagram for GeoMag:

Data Fields
bool	calc_once
bool	ready
struct DoubleVect3	vect

Function Documentation

geo_mag_event()

void geo_mag_event

(

void

)

Definition at line 59 of file geo_mag.c.

References LlaCoor_i::alt, GeoMag::calc_once, EXT_COEFF1, EXT_COEFF2, EXT_COEFF3, extrapsh(), float_vect3_normalize(), GEO_EPOCH, geo_mag, GEO_MAG_SENDER_ID, gps, GPS_EPOCH_BEGIN, h(), IEXT, LlaCoor_i::lat, GpsState::lla_pos, LlaCoor_i::lon, mag_calc(), MAXCOEFF, NMAX_1, NMAX_2, GeoMag::ready, SECS_IN_YEAR, GpsState::tow, GeoMag::vect, GpsState::week, WEEKS_IN_YEAR, DoubleVect3::x, DoubleVect3::y, and DoubleVect3::z.

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geo_mag_init()

void geo_mag_init

(

void

)

Definition at line 45 of file geo_mag.c.

References GeoMag::calc_once, geo_mag, and GeoMag::ready.

geo_mag_periodic()

void geo_mag_periodic

(

void

)

Definition at line 51 of file geo_mag.c.

References autopilot_throttle_killed(), GeoMag::calc_once, geo_mag, GpsFixValid, and GeoMag::ready.

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Variable Documentation

geo_mag

struct GeoMag geo_mag

Definition at line 43 of file geo_mag.c.

Referenced by geo_mag_event(), geo_mag_init(), and geo_mag_periodic().