Package org.orekit.control.indirect.adjoint

Class CartesianAdjointInertialTerm

java.lang.Object

org.orekit.control.indirect.adjoint.AbstractCartesianAdjointEquationTerm

org.orekit.control.indirect.adjoint.CartesianAdjointInertialTerm

All Implemented Interfaces:

CartesianAdjointEquationTerm

public class CartesianAdjointInertialTerm
extends AbstractCartesianAdjointEquationTerm

Class defining inertial forces' contributions in the adjoint equations for Cartesian coordinates. If present, then the propagator should also include inertial forces.

Since:

12.2

Author:

Romain Serra

See Also:

• CartesianAdjointEquationTerm
• InertialForces

Constructor Summary

Constructors

Constructor	Description
CartesianAdjointInertialTerm(Frame referenceInertialFrame)	Constructor.

Method Summary

Modifier and Type	Method	Description
Vector3D	getAcceleration(Transform inertialToPropagationFrame, double[] stateVariables)	Evaluates the inertial acceleration vector.
protected Vector3D	getAcceleration(AbsoluteDate date, double[] stateVariables, Frame frame)	Compute the acceleration vector.
protected <T extends CalculusFieldElement<T>> FieldVector3D<T>	getFieldAcceleration(FieldAbsoluteDate<T> date, T[] stateVariables, Frame frame)	Compute the acceleration vector.
<T extends CalculusFieldElement<T>> T[]	getFieldRatesContribution(FieldAbsoluteDate<T> date, T[] stateVariables, T[] adjointVariables, Frame frame)	Computes the contribution to the rates of the adjoint variables.
double[]	getRatesContribution(AbsoluteDate date, double[] stateVariables, double[] adjointVariables, Frame frame)	Computes the contribution to the rates of the adjoint variables.
Frame	getReferenceInertialFrame()	Getter for reference frame.

Methods inherited from class org.orekit.control.indirect.adjoint.AbstractCartesianAdjointEquationTerm

buildFieldGradientCartesianVector, buildGradientCartesianVector, getFieldHamiltonianContribution, getHamiltonianContribution

Methods inherited from class java.lang.Object

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

Constructor Details

CartesianAdjointInertialTerm

public CartesianAdjointInertialTerm(Frame referenceInertialFrame)

Constructor.

Parameters:

referenceInertialFrame - reference inertial frame

Method Details

getReferenceInertialFrame

public Frame getReferenceInertialFrame()

Getter for reference frame.

Returns:

frame

getRatesContribution

public double[] getRatesContribution(AbsoluteDate date,
 double[] stateVariables,
 double[] adjointVariables,
 Frame frame)

Computes the contribution to the rates of the adjoint variables.

Specified by:

getRatesContribution in interface CartesianAdjointEquationTerm

Overrides:

getRatesContribution in class AbstractCartesianAdjointEquationTerm

Parameters:

date - date

stateVariables - state variables

adjointVariables - adjoint variables

frame - propagation frame

Returns:

contribution to the adjoint derivative vector

getFieldRatesContribution

public <T extends CalculusFieldElement<T>> T[] getFieldRatesContribution(FieldAbsoluteDate<T> date,
 T[] stateVariables,
 T[] adjointVariables,
 Frame frame)

Computes the contribution to the rates of the adjoint variables.

Specified by:

getFieldRatesContribution in interface CartesianAdjointEquationTerm

Overrides:

getFieldRatesContribution in class AbstractCartesianAdjointEquationTerm

Type Parameters:

T - field type

Parameters:

date - date

stateVariables - state variables

adjointVariables - adjoint variables

frame - propagation frame

Returns:

contribution to the adjoint derivative vector

getAcceleration

protected Vector3D getAcceleration(AbsoluteDate date,
 double[] stateVariables,
 Frame frame)

Compute the acceleration vector.

Specified by:

getAcceleration in class AbstractCartesianAdjointEquationTerm

Parameters:

date - date

stateVariables - state variables

frame - propagation frame

Returns:

acceleration vector

getAcceleration

public Vector3D getAcceleration(Transform inertialToPropagationFrame,
 double[] stateVariables)

Evaluates the inertial acceleration vector.

Parameters:

inertialToPropagationFrame - transform from inertial to propagation frame

stateVariables - state variables

Returns:

acceleration

getFieldAcceleration

protected <T extends CalculusFieldElement<T>>
FieldVector3D<T> getFieldAcceleration(FieldAbsoluteDate<T> date,
 T[] stateVariables,
 Frame frame)

Compute the acceleration vector.

Specified by:

getFieldAcceleration in class AbstractCartesianAdjointEquationTerm

Type Parameters:

T - field type

Parameters:

date - date

stateVariables - state variables

frame - propagation frame

Returns:

acceleration vector