fr.cnes.sirius.patrius.attitudes

Class ConstantAttitudeLaw

java.lang.Object

fr.cnes.sirius.patrius.attitudes.AbstractAttitudeLaw

fr.cnes.sirius.patrius.attitudes.ConstantAttitudeLaw

All Implemented Interfaces:

AttitudeLaw, AttitudeProvider, Serializable

public class ConstantAttitudeLaw
extends AbstractAttitudeLaw

This class handles a constant attitude law.

Instances of this class are guaranteed to be immutable.

Since:

3.0

Version:

$Id: ConstantAttitudeLaw.java 18065 2017-10-02 16:42:02Z bignon $

Author:

pontisso

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ConstantAttitudeLaw(Frame referenceFrameIn, Rotation rotationIn) Creates new instance.

Method Summary

Modifier and Type	Method and Description
Attitude	getAttitude(PVCoordinatesProvider pvProv, AbsoluteDate date, Frame frame) Compute the attitude corresponding to an orbital state.
Frame	getReferenceFrame() Getter for the reference frame.
Rotation	getRotation() Getter for the rotation from reference frame to satellite frame.
String	toString()

Methods inherited from class fr.cnes.sirius.patrius.attitudes.AbstractAttitudeLaw

getAttitude, getSpinDerivativesComputation, setSpinDerivativesComputation

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ConstantAttitudeLaw

public ConstantAttitudeLaw(Frame referenceFrameIn,
                           Rotation rotationIn)

Creates new instance.

Parameters:

referenceFrameIn - the reference frame

rotationIn - rotation from reference frame to satellite frame.

Method Detail

getAttitude

public Attitude getAttitude(PVCoordinatesProvider pvProv,
                            AbsoluteDate date,
                            Frame frame)
                     throws PatriusException

Compute the attitude corresponding to an orbital state.

Parameters:

pvProv - local position-velocity provider around current date

date - current date

frame - reference frame from which attitude is computed

Returns:

attitude attitude on the specified date and position-velocity state

Throws:

PatriusException - if attitude cannot be computed

getReferenceFrame

public Frame getReferenceFrame()

Getter for the reference frame.

Returns:

the reference frame

getRotation

public Rotation getRotation()

Getter for the rotation from reference frame to satellite frame.

Returns:

the rotation from reference frame to satellite frame

toString

public String toString()

Overrides:

toString in class Object