physics::orbit::frame::pqw Namespace Reference

Perifocal (PQW) frame. More...

Functions
template<class T >
math::vec3< T >	spherical (const math::vec3< T > &v)
	Converts PQW coordinates from Cartesian to spherical. More...
template<class T >
math::vec3< T >	spherical (T ec, T a, T ea, T b)
	Constructs spherical PQW coordinates from Keplerian orbital elements. More...
template<class T >
math::vec3< T >	spherical (T ec, T a, T ea)
	Constructs spherical PQW coordinates from Keplerian orbital elements. More...
template<class T >
math::vec3< T >	cartesian (const math::vec3< T > &v)
	Converts PQW coordinates from spherical to Cartesian. More...
template<class T >
math::vec3< T >	cartesian (T ec, T a, T ea, T b)
	Constructs Cartesian PQW coordinates from Keplerian orbital elements. More...
template<class T >
math::vec3< T >	cartesian (T ec, T a, T ea)
	Constructs Cartesian PQW coordinates from Keplerian orbital elements. More...
template<typename T >
math::se3< T >	to_bci (T om, T in, T w)
	Constructs an SE(3) transformation from a PQW frame to a BCI frame. More...

Detailed Description

Perifocal (PQW) frame.

Function Documentation

cartesian() [1/3]

template<class T >

math::vec3<T> physics::orbit::frame::pqw::cartesian

(

const math::vec3< T > &

v

)

Converts PQW coordinates from spherical to Cartesian.

Parameters

PQW	spherical coordinates, in the ISO order of radial distance, inclination (radians), and true anomaly (radians).

Returns

PQW Cartesian coordinates.

Definition at line 96 of file frame.hpp.

cartesian() [2/3]

template<class T >

math::vec3<T> physics::orbit::frame::pqw::cartesian	(	T	ec,
		T	a,
		T	ea
	)

Constructs Cartesian PQW coordinates from Keplerian orbital elements.

Parameters

ec	Eccentricity (e).
a	Semimajor axis (a).
ea	Eccentric anomaly (E), in radians.

Returns

PQW Cartesian coordinates.

Definition at line 132 of file frame.hpp.

cartesian() [3/3]

template<class T >

math::vec3<T> physics::orbit::frame::pqw::cartesian	(	T	ec,
		T	a,
		T	ea,
		T	b
	)

Constructs Cartesian PQW coordinates from Keplerian orbital elements.

Parameters

ec	Eccentricity (e).
a	Semimajor axis (a).
ea	Eccentric anomaly (E), in radians.
b	Semiminor axis (b).

Returns

PQW Cartesian coordinates.

Definition at line 118 of file frame.hpp.

spherical() [1/3]

template<class T >

math::vec3<T> physics::orbit::frame::pqw::spherical

(

const math::vec3< T > &

v

)

Converts PQW coordinates from Cartesian to spherical.

Parameters

v	PQW Cartesian coordinates.

Returns

PQW spherical coordinates, in the ISO order of radial distance, inclination (radians), and true anomaly (radians).

Definition at line 42 of file frame.hpp.

spherical() [2/3]

template<class T >

math::vec3<T> physics::orbit::frame::pqw::spherical	(	T	ec,
		T	a,
		T	ea
	)

Constructs spherical PQW coordinates from Keplerian orbital elements.

Parameters

ec	Eccentricity (e).
a	Semimajor axis (a).
ea	Eccentric anomaly (E), in radians.

Returns

PQW spherical coordinates, in the ISO order of radial distance, inclination (radians), and true anomaly (radians).

Definition at line 83 of file frame.hpp.

spherical() [3/3]

template<class T >

math::vec3<T> physics::orbit::frame::pqw::spherical	(	T	ec,
		T	a,
		T	ea,
		T	b
	)

Constructs spherical PQW coordinates from Keplerian orbital elements.

Parameters

ec	Eccentricity (e).
a	Semimajor axis (a).
ea	Eccentric anomaly (E), in radians.
b	Semiminor axis (b).

Returns

PQW spherical coordinates, in the ISO order of radial distance, inclination (radians), and true anomaly (radians).

Definition at line 64 of file frame.hpp.

to_bci()

template<typename T >

math::se3<T> physics::orbit::frame::pqw::to_bci	(	T	om,
		T	in,
		T	w
	)

Constructs an SE(3) transformation from a PQW frame to a BCI frame.

Parameters

om	Right ascension of the ascending node (OMEGA), in radians.
in	Orbital inclination (i), in radians.
w	Argument of periapsis (omega), in radians.

Returns

PQW to BCI transformation.

Definition at line 146 of file frame.hpp.