ahrs_int_cmpl_euler.h File Reference

#include "subsystems/ahrs.h"
#include "std.h"
#include "math/pprz_algebra_int.h"
#include "math/pprz_orientation_conversion.h"

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Data Structures
struct	AhrsIntCmplEuler

Enumerations
enum	AhrsICEStatus { AHRS_ICE_UNINIT, AHRS_ICE_RUNNING }

Functions
void	ahrs_ice_init (void)
void	ahrs_ice_set_body_to_imu (struct OrientationReps *body_to_imu)
void	ahrs_ice_set_body_to_imu_quat (struct FloatQuat *q_b2i)
bool	ahrs_ice_align (struct Int32Rates *lp_gyro, struct Int32Vect3 *lp_accel, struct Int32Vect3 *lp_mag)
void	ahrs_ice_propagate (struct Int32Rates *gyro)
void	ahrs_ice_update_accel (struct Int32Vect3 *accel)
void	ahrs_ice_update_mag (struct Int32Vect3 *mag)

Variables
struct AhrsIntCmplEuler	ahrs_ice

Detailed Description

Complementary filter in euler representation (fixed-point).

Definition in file ahrs_int_cmpl_euler.h.

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Data Structure Documentation

AhrsIntCmplEuler

struct AhrsIntCmplEuler

Definition at line 43 of file ahrs_int_cmpl_euler.h.

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Data Fields
struct OrientationReps	body_to_imu
struct Int32Rates	gyro_bias
struct Int32Eulers	hi_res_euler
struct Int32Rates	imu_rate
bool	is_aligned
struct Int32Eulers	ltp_to_imu_euler
float	mag_offset
struct Int32Eulers	measure
struct Int32Eulers	measurement
int32_t	reinj_1
struct Int32Eulers	residual
enum AhrsICEStatus	status

Enumeration Type Documentation

AhrsICEStatus

enum AhrsICEStatus

Enumerator
AHRS_ICE_UNINIT
AHRS_ICE_RUNNING

Definition at line 38 of file ahrs_int_cmpl_euler.h.

Function Documentation

ahrs_ice_align()

bool ahrs_ice_align	(	struct Int32Rates *	lp_gyro,
		struct Int32Vect3 *	lp_accel,
		struct Int32Vect3 *	lp_mag
	)

Definition at line 78 of file ahrs_int_cmpl_euler.c.

References ahrs_ice, AHRS_ICE_RUNNING, EULERS_COPY, EULERS_SDIV, F_UPDATE, get_phi_theta_measurement_fom_accel(), get_psi_measurement_from_mag(), AhrsIntCmplEuler::gyro_bias, AhrsIntCmplEuler::hi_res_euler, AhrsIntCmplEuler::is_aligned, AhrsIntCmplEuler::ltp_to_imu_euler, AhrsIntCmplEuler::measure, AhrsIntCmplEuler::measurement, Int32Eulers::phi, Int32Eulers::psi, RATES_COPY, AhrsIntCmplEuler::status, and Int32Eulers::theta.

Referenced by aligner_cb().

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ahrs_ice_init()

void ahrs_ice_init

(

void

)

Definition at line 63 of file ahrs_int_cmpl_euler.c.

References ahrs_ice, AHRS_ICE_UNINIT, AHRS_MAG_OFFSET, FACE_REINJ_1, AhrsIntCmplEuler::gyro_bias, AhrsIntCmplEuler::imu_rate, INT_EULERS_ZERO, INT_RATES_ZERO, AhrsIntCmplEuler::is_aligned, AhrsIntCmplEuler::ltp_to_imu_euler, AhrsIntCmplEuler::mag_offset, AhrsIntCmplEuler::reinj_1, and AhrsIntCmplEuler::status.

Referenced by ahrs_ice_register().

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ahrs_ice_propagate()

void ahrs_ice_propagate

(

struct Int32Rates *

gyro

)

Definition at line 154 of file ahrs_int_cmpl_euler.c.

References ahrs_ice, EULERS_ADD, EULERS_DIFF, EULERS_SDIV, F_UPDATE, AhrsIntCmplEuler::gyro_bias, AhrsIntCmplEuler::hi_res_euler, AhrsIntCmplEuler::imu_rate, int32_eulers_dot_of_rates, INTEG_EULER_NORMALIZE, AhrsIntCmplEuler::ltp_to_imu_euler, AhrsIntCmplEuler::measure, AhrsIntCmplEuler::measurement, NOISE_FILTER_GAIN, Int32Eulers::psi, RATES_ADD, RATES_COPY, RATES_DIFF, RATES_SDIV, RATES_SUM_SCALED, AhrsIntCmplEuler::reinj_1, and AhrsIntCmplEuler::residual.

Referenced by gyro_cb().

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ahrs_ice_set_body_to_imu()

void ahrs_ice_set_body_to_imu

(

struct OrientationReps *

body_to_imu

)

Definition at line 277 of file ahrs_int_cmpl_euler.c.

References ahrs_ice_set_body_to_imu_quat(), body_to_imu, and orientationGetQuat_f().

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ahrs_ice_set_body_to_imu_quat()

void ahrs_ice_set_body_to_imu_quat

(

struct FloatQuat *

q_b2i

)

Definition at line 282 of file ahrs_int_cmpl_euler.c.

References ahrs_ice, AhrsIntCmplEuler::body_to_imu, AhrsIntCmplEuler::is_aligned, AhrsIntCmplEuler::ltp_to_imu_euler, orientationGetEulers_i(), and orientationSetQuat_f().

Referenced by ahrs_ice_set_body_to_imu(), and body_to_imu_cb().

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ahrs_ice_update_accel()

void ahrs_ice_update_accel

(

struct Int32Vect3 *

accel

)

Definition at line 202 of file ahrs_int_cmpl_euler.c.

References ahrs_ice, get_phi_theta_measurement_fom_accel(), AhrsIntCmplEuler::measurement, NOISE_FILTER_GAIN, Int32Eulers::phi, Int32Eulers::theta, VECT3_COPY, VECT3_SDIV, and VECT3_SUM_SCALED.

Referenced by accel_cb().

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ahrs_ice_update_mag()

void ahrs_ice_update_mag

(

struct Int32Vect3 *

mag

)

Definition at line 224 of file ahrs_int_cmpl_euler.c.

References ahrs_ice, get_psi_measurement_from_mag(), AhrsIntCmplEuler::ltp_to_imu_euler, AhrsIntCmplEuler::measurement, Int32Eulers::phi, Int32Eulers::psi, and Int32Eulers::theta.

Referenced by mag_cb().

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Variable Documentation

ahrs_ice

struct AhrsIntCmplEuler ahrs_ice

Definition at line 46 of file ahrs_int_cmpl_euler.c.

Referenced by accel_cb(), ahrs_ice_align(), ahrs_ice_init(), ahrs_ice_propagate(), ahrs_ice_set_body_to_imu_quat(), ahrs_ice_update_accel(), ahrs_ice_update_mag(), aligner_cb(), get_psi_measurement_from_mag(), gyro_cb(), mag_cb(), send_bias(), send_euler(), send_filter(), send_filter_status(), and set_body_state_from_euler().