fr.cnes.sirius.patrius.attitudes.profiles

Class AngularVelocitiesHarmonicProfile

java.lang.Object

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

fr.cnes.sirius.patrius.attitudes.profiles.AbstractAngularVelocitiesAttitudeProfile

fr.cnes.sirius.patrius.attitudes.profiles.AngularVelocitiesHarmonicProfile

All Implemented Interfaces:

AttitudeLeg, AttitudeProvider, AttitudeProfile, TimeStamped, Leg, Serializable

public class AngularVelocitiesHarmonicProfile
extends AbstractAngularVelocitiesAttitudeProfile

An attitude angular velocities profile, whose x-y-z components are represented with Fourier series.

Since:

2.0

Author:

Rami Houdroge, Pierre Brechard

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class fr.cnes.sirius.patrius.attitudes.profiles.AbstractAngularVelocitiesAttitudeProfile

AbstractAngularVelocitiesAttitudeProfile.AngularVelocityIntegrationType

Field Summary

Fields inherited from class fr.cnes.sirius.patrius.attitudes.profiles.AbstractAngularVelocitiesAttitudeProfile

cacheFreq, dateRef, integStep, refFrame, rotationInitial, spinDerivativesComputation, spinVectorFunction, type

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

LEG_NATURE

Constructor Summary

Constructors

Constructor and Description
AngularVelocitiesHarmonicProfile(FourierSeries xAngle, FourierSeries yAngle, FourierSeries zAngle, Frame frame, AbsoluteDateInterval timeInterval, Rotation rotationRef, AbsoluteDate dateRef, AbstractAngularVelocitiesAttitudeProfile.AngularVelocityIntegrationType integType, double integStep) Create a harmonic, angular velocities guidance profile.
AngularVelocitiesHarmonicProfile(FourierSeries xAngle, FourierSeries yAngle, FourierSeries zAngle, Frame frame, AbsoluteDateInterval timeInterval, Rotation rotationRef, AbsoluteDate dateRef, AbstractAngularVelocitiesAttitudeProfile.AngularVelocityIntegrationType integType, double integStep, int cacheFreq) Create a harmonic, angular velocities guidance profile.
AngularVelocitiesHarmonicProfile(FourierSeries xAngle, FourierSeries yAngle, FourierSeries zAngle, Frame frame, AbsoluteDateInterval timeInterval, Rotation rotationRef, AbsoluteDate dateRef, AbstractAngularVelocitiesAttitudeProfile.AngularVelocityIntegrationType integType, double integStep, int cacheFreq, String nature) Create a harmonic, angular velocities guidance profile.
AngularVelocitiesHarmonicProfile(FourierSeries xAngle, FourierSeries yAngle, FourierSeries zAngle, Frame frame, AbsoluteDateInterval timeInterval, Rotation rotationRef, AbsoluteDate dateRef, AbstractAngularVelocitiesAttitudeProfile.AngularVelocityIntegrationType integType, double integStep, String nature) Create a harmonic, angular velocities guidance profile.

Method Summary

Modifier and Type	Method and Description
AngularVelocitiesHarmonicProfile	copy(AbsoluteDateInterval newInterval) Creates a new leg from this one.
double[]	getAngularFrequencies() Gets the angular frequencies of the three Fourier series representing x, y and z.
double[]	getConstants() Gets the a0 coefficients of the three Fourier series representing x, y and z.
double[][]	getCosArrays() Gets the a coefficients of the three Fourier series representing x, y and z.
double[][]	getSinArrays() Gets the b coefficients of the three Fourier series representing x, y and z.
int	getSize() Gets the size of the Fourierseries3DFunction, ie 3.

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

clearCache, getAttitude, getOrientation, setSpinDerivativesComputation

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

AngularVelocitiesHarmonicProfile

public AngularVelocitiesHarmonicProfile(FourierSeries xAngle,
                                        FourierSeries yAngle,
                                        FourierSeries zAngle,
                                        Frame frame,
                                        AbsoluteDateInterval timeInterval,
                                        Rotation rotationRef,
                                        AbsoluteDate dateRef,
                                        AbstractAngularVelocitiesAttitudeProfile.AngularVelocityIntegrationType integType,
                                        double integStep)
                                 throws PatriusException

Create a harmonic, angular velocities guidance profile.

Parameters:

xAngle - x angular velocity Fourier decomposition

yAngle - y angular velocity Fourier decomposition

zAngle - z angular velocity Fourier decomposition

frame - frame where the initial rotation and xAngle, yAngle and zAngle Fourier Series functions are expressed

timeInterval - interval of validity of the guidance profile

rotationRef - rotation at reference date

dateRef - Reference date

integType - integration type

integStep - integration step

Throws:

PatriusException - thrown if the reference date is after the lower bound of the interval to be covered by the profile

AngularVelocitiesHarmonicProfile

public AngularVelocitiesHarmonicProfile(FourierSeries xAngle,
                                        FourierSeries yAngle,
                                        FourierSeries zAngle,
                                        Frame frame,
                                        AbsoluteDateInterval timeInterval,
                                        Rotation rotationRef,
                                        AbsoluteDate dateRef,
                                        AbstractAngularVelocitiesAttitudeProfile.AngularVelocityIntegrationType integType,
                                        double integStep,
                                        int cacheFreq)
                                 throws PatriusException

Create a harmonic, angular velocities guidance profile.

Parameters:

xAngle - x angular velocity Fourier decomposition

yAngle - y angular velocity Fourier decomposition

zAngle - z angular velocity Fourier decomposition

frame - frame where the initial rotation and xAngle, yAngle and zAngle Fourier Series functions are expressed

timeInterval - interval of validity of the guidance profile

rotationRef - rotation at reference date

dateRef - Reference date

integType - integration type

integStep - integration step

cacheFreq - Number of integration steps performed between two values stored in the underlying cache

Throws:

PatriusException - thrown if the reference date is after the lower bound of the interval to be covered by the profile

AngularVelocitiesHarmonicProfile

public AngularVelocitiesHarmonicProfile(FourierSeries xAngle,
                                        FourierSeries yAngle,
                                        FourierSeries zAngle,
                                        Frame frame,
                                        AbsoluteDateInterval timeInterval,
                                        Rotation rotationRef,
                                        AbsoluteDate dateRef,
                                        AbstractAngularVelocitiesAttitudeProfile.AngularVelocityIntegrationType integType,
                                        double integStep,
                                        String nature)
                                 throws PatriusException

Create a harmonic, angular velocities guidance profile.

Parameters:

frame - frame where initialRotation and xAngle, yAngle and zAngle are expressed

xAngle - x angular velocity Fourier decomposition

yAngle - y angular velocity Fourier decomposition

zAngle - z angular velocity Fourier decomposition

timeInterval - interval of validity of the guidance profile

rotationRef - rotation at reference date

dateRef - Reference date

integType - integration type

integStep - integration step

nature - Nature

Throws:

PatriusException - thrown if the reference date is after the lower bound of the interval to be covered by the profile

AngularVelocitiesHarmonicProfile

public AngularVelocitiesHarmonicProfile(FourierSeries xAngle,
                                        FourierSeries yAngle,
                                        FourierSeries zAngle,
                                        Frame frame,
                                        AbsoluteDateInterval timeInterval,
                                        Rotation rotationRef,
                                        AbsoluteDate dateRef,
                                        AbstractAngularVelocitiesAttitudeProfile.AngularVelocityIntegrationType integType,
                                        double integStep,
                                        int cacheFreq,
                                        String nature)
                                 throws PatriusException

Create a harmonic, angular velocities guidance profile.

Parameters:

frame - frame where initialRotation and xAngle, yAngle and zAngle are expressed

xAngle - x angular velocity Fourier decomposition

yAngle - y angular velocity Fourier decomposition

zAngle - z angular velocity Fourier decomposition

timeInterval - interval of validity of the guidance profile

rotationRef - rotation at reference date

dateRef - Reference date

integType - integration type

integStep - integration step

cacheFreq - Number of integration steps performed between two values stored in the underlying cache

nature - Nature

Throws:

PatriusException - thrown if the reference date is after the lower bound of the interval to be covered by the profile

Method Detail

copy

public AngularVelocitiesHarmonicProfile 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

getAngularFrequencies

public double[] getAngularFrequencies()

Gets the angular frequencies of the three Fourier series representing x, y and z.

Returns:

the angular frequencies

getConstants

public double[] getConstants()

Gets the a0 coefficients of the three Fourier series representing x, y and z.

Returns:

the a0 coefficients

getCosArrays

public double[][] getCosArrays()

Gets the a coefficients of the three Fourier series representing x, y and z.

Returns:

the a coefficients of the three Fourier series representing x, y and z.

getSinArrays

public double[][] getSinArrays()

Gets the b coefficients of the three Fourier series representing x, y and z.

Returns:

the b coefficients of the three Fourier series representing x, y and z.

getSize

public int getSize()

Gets the size of the Fourierseries3DFunction, ie 3.

Returns:

3.