org.orekit.propagation.conversion

Class FiniteDifferencePropagatorConverter

java.lang.Object

org.orekit.propagation.conversion.AbstractPropagatorConverter

org.orekit.propagation.conversion.FiniteDifferencePropagatorConverter

All Implemented Interfaces:

PropagatorConverter

public class FiniteDifferencePropagatorConverter
extends AbstractPropagatorConverter

Propagator converter using finite differences to compute the Jacobian.

Since:

6.0

Author:

Pascal Parraud

Constructor Summary

Constructors

Constructor and Description
FiniteDifferencePropagatorConverter(PropagatorBuilder factory, double threshold, int maxIterations) Simple constructor.

Method Summary

Modifier and Type	Method and Description
protected org.hipparchus.optim.nonlinear.vector.leastsquares.MultivariateJacobianFunction	getModel() Get the Jacobian of the function computing position/velocity at sample points.
protected org.hipparchus.analysis.MultivariateVectorFunction	getObjectiveFunction() Get the function computing position/velocity at sample points.

Methods inherited from class org.orekit.propagation.conversion.AbstractPropagatorConverter

convert, convert, convert, convert, getAdaptedPropagator, getEvaluations, getFrame, getRMS, getSample, getTargetSize, isOnlyPosition

Methods inherited from class java.lang.Object

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

Constructor Detail

FiniteDifferencePropagatorConverter

public FiniteDifferencePropagatorConverter(PropagatorBuilder factory,
                                           double threshold,
                                           int maxIterations)

Simple constructor.

Parameters:

factory - builder for adapted propagator

threshold - absolute threshold for optimization algorithm

maxIterations - maximum number of iterations for fitting

Method Detail

getObjectiveFunction

protected org.hipparchus.analysis.MultivariateVectorFunction getObjectiveFunction()

Get the function computing position/velocity at sample points.

Specified by:

getObjectiveFunction in class AbstractPropagatorConverter

Returns:

function computing position/velocity at sample points

getModel

protected org.hipparchus.optim.nonlinear.vector.leastsquares.MultivariateJacobianFunction getModel()

Get the Jacobian of the function computing position/velocity at sample points.

Specified by:

getModel in class AbstractPropagatorConverter

Returns:

Jacobian of the function computing position/velocity at sample points