fr.cnes.sirius.patrius.attitudes.profiles

Class QuaternionDatePolynomialProfile

java.lang.Object

fr.cnes.sirius.patrius.attitudes.profiles.AbstractAttitudeProfile

fr.cnes.sirius.patrius.attitudes.profiles.QuaternionDatePolynomialProfile

All Implemented Interfaces:

AttitudeLeg, AttitudeProvider, AttitudeProfile, TimeStamped, Leg, Serializable

public class QuaternionDatePolynomialProfile
extends AbstractAttitudeProfile

Represents a quaternion guidance profile, computed with polynomial functions.

Since:

4.11

Version:

$Id$

Author:

Alice Latourte

See Also:

Serialized Form

Concurrency :

conditionally thread-safe

Concurrency comment :

thread-safe if the attributes are thread-safe

Field Summary

Fields inherited from interface fr.cnes.sirius.patrius.attitudes.AttitudeLeg

LEG_NATURE

Constructor Summary

Constructors

Constructor and Description
QuaternionDatePolynomialProfile(Frame frame, AbsoluteDateInterval timeInterval, List<QuaternionDatePolynomialSegment> polynomialSegments) Create a polynomial quaternion guidance profile.
QuaternionDatePolynomialProfile(Frame frame, AbsoluteDateInterval timeInterval, List<QuaternionDatePolynomialSegment> polynomialSegments, double spinDeltaT) Create a polynomial quaternion guidance profile.
QuaternionDatePolynomialProfile(Frame frame, AbsoluteDateInterval timeInterval, List<QuaternionDatePolynomialSegment> polynomialSegments, String nature) Create a polynomial quaternion guidance profile.
QuaternionDatePolynomialProfile(Frame frame, AbsoluteDateInterval timeInterval, List<QuaternionDatePolynomialSegment> polynomialSegments, String nature, double spinDeltaT) Create a polynomial quaternion guidance profile.

Method Summary

Modifier and Type	Method and Description
QuaternionDatePolynomialProfile	copy(AbsoluteDateInterval newInterval) Creates a new leg from this one.
Attitude	getAttitude(PVCoordinatesProvider pvProv, AbsoluteDate date, Frame frame) Compute the attitude corresponding to an orbital state.
Frame	getReferenceFrame() Returns the reference frame of the polynomial functions.
QuaternionDatePolynomialSegment	getSegment(int indexSegment) Return an individual segment of the list, specified by the index.
void	setSpinDerivativesComputation(boolean computeSpinDerivatives) Method to activate spin derivative computation.
int	size() Return the size of the segments list.

Methods inherited from class fr.cnes.sirius.patrius.attitudes.profiles.AbstractAttitudeProfile

checkDate, getNature, getSpinDeltaT, getTimeInterval

Methods inherited from class java.lang.Object

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

Methods inherited from interface fr.cnes.sirius.patrius.attitudes.AttitudeLeg

computeSpinByFD, computeSpinDerivativeByFD

Methods inherited from interface fr.cnes.sirius.patrius.utils.legs.Leg

contains, getDate, getEnd, toPrettyString

Methods inherited from interface fr.cnes.sirius.patrius.attitudes.AttitudeProvider

getAttitude

Constructor Detail

QuaternionDatePolynomialProfile

public QuaternionDatePolynomialProfile(Frame frame,
                                       AbsoluteDateInterval timeInterval,
                                       List<QuaternionDatePolynomialSegment> polynomialSegments,
                                       String nature)

Create a polynomial quaternion guidance profile.

Parameters:

frame - the reference frame of the polynomial functions

timeInterval - the time interval of validity of the guidance profile

polynomialSegments - the list of polynomial guidance profile segments

nature - the nature of the quaternion polynomial profile

QuaternionDatePolynomialProfile

public QuaternionDatePolynomialProfile(Frame frame,
                                       AbsoluteDateInterval timeInterval,
                                       List<QuaternionDatePolynomialSegment> polynomialSegments)

Create a polynomial quaternion guidance profile.

Parameters:

frame - the reference frame of the polynomial functions

timeInterval - the time interval of validity of the guidance profile

polynomialSegments - the list of polynomial guidance profile segments

QuaternionDatePolynomialProfile

public QuaternionDatePolynomialProfile(Frame frame,
                                       AbsoluteDateInterval timeInterval,
                                       List<QuaternionDatePolynomialSegment> polynomialSegments,
                                       String nature,
                                       double spinDeltaT)

Create a polynomial quaternion guidance profile.

Parameters:

frame - the reference frame of the polynomial functions

timeInterval - the time interval of validity of the guidance profile

polynomialSegments - the list of polynomial guidance profile segments

nature - the nature of the quaternion polynomial profile

spinDeltaT - the delta-t used for spin/acceleration computation by finite differences

QuaternionDatePolynomialProfile

public QuaternionDatePolynomialProfile(Frame frame,
                                       AbsoluteDateInterval timeInterval,
                                       List<QuaternionDatePolynomialSegment> polynomialSegments,
                                       double spinDeltaT)

Create a polynomial quaternion guidance profile.

Parameters:

frame - the reference frame of the polynomial functions

timeInterval - the time interval of validity of the guidance profile

polynomialSegments - the list of polynomial guidance profile segments

spinDeltaT - the delta-t used for spin computation by finite differences

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 on the specified date and position-velocity state

Throws:

PatriusException - if attitude cannot be computed for provided date

size

public int size()

Return the size of the segments list.

Returns:

the size of the segments list

getSegment

public QuaternionDatePolynomialSegment getSegment(int indexSegment)

Return an individual segment of the list, specified by the index.

Parameters:

indexSegment - index of the segment

Returns:

the individual segment

Throws:

OutOfRangeException - if the index of the segment is not compatible with the segments list size

setSpinDerivativesComputation

public void setSpinDerivativesComputation(boolean computeSpinDerivatives)

Method to activate spin derivative computation.

Parameters:

computeSpinDerivatives - true if spin derivatives should be computed

copy

public QuaternionDatePolynomialProfile copy(AbsoluteDateInterval newInterval)

Creates a new leg from this one.

Parameters:

newInterval - The time interval of the leg to create

Returns:

A new Leg valid on provided interval

getReferenceFrame

public Frame getReferenceFrame()

Returns the reference frame of the polynomial functions.

Returns:

the reference frame of the polynomial functions