O_SESSAME::AttitudeState Class Reference

#include <AttitudeState.h>

List of all members.

Public Member Functions
	AttitudeState ()
	Default Constructor.
virtual	~AttitudeState ()
	Default Deconstructor.
	AttitudeState (const Rotation &_Rot, AttitudeFrame *_pAttFrame=NULL)
	Creates an attitude state given a rotation and attitude frame (defaults to no frame).
	AttitudeState (const Rotation &_Rot, const Vector &_AngVel, AttitudeFrame *_pAttFrame=NULL)
	Creates an attitude state given a rotation, an angular velocity and attitude frame (defaults to no frame).
void	SetAttitudeFrame (AttitudeFrame *_pNewAttitudeFrame)
	Set the reference frame of the stored attitude. Will convert the old rotation to the new attitude frame if one was specified.
AttitudeFrame *	GetAttitudeFrame () const
	Returns a pointer to the attitude reference frame.
void	SetState (const Rotation &_Rotation, const Vector &_AngVel, AttitudeFrame *_attFrame=NULL)
	Set the attitude state given a rotation, an angular velocity and attitude frame (defaults to no frame).
Vector	GetState (const RotationType &_rotType=Quaternion_Type, AttitudeFrame *_attFrame=NULL, const int &_Sequence=123) const
	Return the attitude state rotation in vector format.
void	SetRotation (const Rotation &_Rot)
	Set the stored rotation.
void	SetRotation (const Rotation &_Rot, AttitudeFrame *_pAttFrame)
	Set the stored rotation and corresponding reference frame.
Rotation	GetRotation () const
	Returns the current rotation of the attitude state.
void	SetAngularVelocity (const Vector &_angVel)
	Set the stored angular velocity state.
Vector	GetAngularVelocity () const
	Returns the stored angular velocity state.
Rotation	GetRotation2Orbital (const OrbitState &_orbState) const
	Calculates the rotation from the current attitude state to the specified orbit reference frame.
Private Attributes
Rotation	m_AttitudeRotation
Vector	m_AngularVelocity
AttitudeFrame *	m_pAttitudeFrame

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Constructor & Destructor Documentation

O_SESSAME::AttitudeState::AttitudeState (   )

Default Constructor. Definition at line 17 of file AttitudeState.cpp.

O_SESSAME::AttitudeState::~AttitudeState (   )  [virtual]

Default Deconstructor. Todo: delete AttitudeState data members Definition at line 21 of file AttitudeState.cpp.

O_SESSAME::AttitudeState::AttitudeState (  const Rotation &  _Rot, AttitudeFrame *  _pAttFrame = NULL )

Creates an attitude state given a rotation and attitude frame (defaults to no frame). Parameters: _Rot  rotation to be stored _pAttFrame  pointer to the attitude reference frame Definition at line 28 of file AttitudeState.cpp.

O_SESSAME::AttitudeState::AttitudeState (  const Rotation &  _Rot, const Vector &  _AngVel, AttitudeFrame *  _pAttFrame = NULL )

Creates an attitude state given a rotation, an angular velocity and attitude frame (defaults to no frame). Parameters: _Rot  rotation to be stored _AngVel  angular velocity (rad/s) _pAttFrame  pointer to the attitude reference frame Definition at line 34 of file AttitudeState.cpp.

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Member Function Documentation

void O_SESSAME::AttitudeState::SetAttitudeFrame (  AttitudeFrame *  _pNewAttitudeFrame  )

Set the reference frame of the stored attitude. Will convert the old rotation to the new attitude frame if one was specified. Parameters: _pNewAttitudeFrame  pointer to the new reference frame Definition at line 40 of file AttitudeState.cpp.

AttitudeFrame * O_SESSAME::AttitudeState::GetAttitudeFrame (   )  const

Returns a pointer to the attitude reference frame. Returns: pointer to the attitude reference frame Definition at line 46 of file AttitudeState.cpp.

void O_SESSAME::AttitudeState::SetState (  const Rotation &  _Rotation, const Vector &  _AngVel, AttitudeFrame *  _attFrame = NULL )

Set the attitude state given a rotation, an angular velocity and attitude frame (defaults to no frame). Parameters: _Rot  rotation to be stored _AngVel  angular velocity (rad/s) _pAttFrame  pointer to the attitude reference frame Definition at line 67 of file AttitudeState.cpp.

Vector O_SESSAME::AttitudeState::GetState (  const RotationType &  _rotType = Quaternion_Type, AttitudeFrame *  _attFrame = NULL, const int &  _Sequence = 123 )  const

Return the attitude state rotation in vector format. Parameters: _rotType  Rotation type to return the attitude state in (ie QUAT_TYPE, MRP_TYPE, etc.) _attFrame  corresponding reference frame to return the rotation in (if none is specified, returns the rotation in the stored reference frame) _Sequence  if the requested rotation type is EULER_ANGLE_TYPE, then specify the desired rotation sequence. Returns: full n x 1 vector of state values corresponding to the rotation and angular velocity components (n is the number of elements in specified rotation return type) Definition at line 77 of file AttitudeState.cpp.

void O_SESSAME::AttitudeState::SetRotation (  const Rotation &  _Rot  )

Set the stored rotation. Parameters: _Rot  rotation to be stored as the state. Definition at line 51 of file AttitudeState.cpp.

void O_SESSAME::AttitudeState::SetRotation (  const Rotation &  _Rot, AttitudeFrame *  _pAttFrame )

Set the stored rotation and corresponding reference frame. Parameters: _Rot  rotation to be stored as the state. _pAttFrame  reference frame of the specified attitude. Definition at line 56 of file AttitudeState.cpp.

Rotation O_SESSAME::AttitudeState::GetRotation (   )  const

Returns the current rotation of the attitude state. Parameters: Rotation  of the attitude state. Definition at line 62 of file AttitudeState.cpp.

void O_SESSAME::AttitudeState::SetAngularVelocity (  const Vector &  _angVel  )

Set the stored angular velocity state. Parameters: _angVel  3x1 Vector of angular velocities about reference frame (rad/s) Definition at line 86 of file AttitudeState.cpp.

Vector O_SESSAME::AttitudeState::GetAngularVelocity (   )  const

Returns the stored angular velocity state. Returns: 3x1 Vector of angular velocities about reference frame (rad/s) Definition at line 91 of file AttitudeState.cpp.

Rotation O_SESSAME::AttitudeState::GetRotation2Orbital (  const OrbitState &  _orbState  )  const

Calculates the rotation from the current attitude state to the specified orbit reference frame. Todo: Implement algorithm. Parameters: _orbState  orbit state to use for specifying the reference orbital frame. Returns: Rotation from current attitude frame to orbital frame. Definition at line 96 of file AttitudeState.cpp.

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Member Data Documentation

Rotation O_SESSAME::AttitudeState::m_AttitudeRotation [private]

internally stored attitude state rotation Definition at line 129 of file AttitudeState.h.

Vector O_SESSAME::AttitudeState::m_AngularVelocity [private]

internally stored angular velocity Definition at line 130 of file AttitudeState.h.

AttitudeFrame* O_SESSAME::AttitudeState::m_pAttitudeFrame [private]

rotation reference frame Definition at line 131 of file AttitudeState.h.

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