Package org.orekit.propagation.conversion

Class AbstractVariableStepIntegratorBuilder<T extends AdaptiveStepsizeIntegrator>

java.lang.Object

org.orekit.propagation.conversion.AbstractIntegratorBuilder<T>

org.orekit.propagation.conversion.AbstractVariableStepIntegratorBuilder<T>

All Implemented Interfaces:

ODEIntegratorBuilder

Direct Known Subclasses:

AdamsBashforthIntegratorBuilder, AdamsMoultonIntegratorBuilder, DormandPrince54IntegratorBuilder, DormandPrince853IntegratorBuilder, GraggBulirschStoerIntegratorBuilder, HighamHall54IntegratorBuilder

public abstract class AbstractVariableStepIntegratorBuilder<T extends AdaptiveStepsizeIntegrator>
extends AbstractIntegratorBuilder<T>

Abstract class for integrator builder using variable step size.

Since:

12.2

Author:

Romain Serra

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractVariableStepIntegratorBuilder(double minStep, double maxStep, ToleranceProvider toleranceProvider)	Constructor.

Method Summary

Modifier and Type	Method	Description
protected abstract T	buildIntegrator(double[][] tolerances)	Builds an integrator from input absolute and relative tolerances.
T	buildIntegrator(Orbit orbit, OrbitType orbitType, PositionAngleType angleType)	Build a first order integrator.
T	buildIntegrator(AbsolutePVCoordinates absolutePVCoordinates)	Build a first order integrator.
protected static ToleranceProvider	getDefaultToleranceProvider(double dP)	Get a default tolerance provider.
double	getMaxStep()	Getter for the maximum step.
double	getMinStep()	Getter for the minimum step.
protected double[][]	getTolerances(Orbit orbit, OrbitType orbitType)	Computes tolerances.
protected double[][]	getTolerances(AbsolutePVCoordinates absolutePVCoordinates)	Computes tolerances.

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

buildIntegrator

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractVariableStepIntegratorBuilder

protected AbstractVariableStepIntegratorBuilder(double minStep,
                                                double maxStep,
                                                ToleranceProvider toleranceProvider)

Constructor.

Parameters:

minStep - minimum step size (s)

maxStep - maximum step size (s)

toleranceProvider - integration tolerance provider

Since:

13.0

Method Detail

getMaxStep

public double getMaxStep()

Getter for the maximum step.

Returns:

max stepsize

Since:

13.0

getMinStep

public double getMinStep()

Getter for the minimum step.

Returns:

min stepsize

Since:

13.0

getTolerances

protected double[][] getTolerances(Orbit orbit,
                                   OrbitType orbitType)

Computes tolerances.

Parameters:

orbit - initial orbit

orbitType - orbit type for integration

Returns:

integrator tolerances

getTolerances

protected double[][] getTolerances(AbsolutePVCoordinates absolutePVCoordinates)

Computes tolerances.

Parameters:

absolutePVCoordinates - position-velocity vector

Returns:

integrator tolerances

Since:

13.0

buildIntegrator

public T buildIntegrator(Orbit orbit,
                         OrbitType orbitType,
                         PositionAngleType angleType)

Build a first order integrator.

Specified by:

buildIntegrator in interface ODEIntegratorBuilder

Specified by:

buildIntegrator in class AbstractIntegratorBuilder<T extends AdaptiveStepsizeIntegrator>

Parameters:

orbit - reference orbit

orbitType - orbit type to use

angleType - position angle type to use

Returns:

a first order integrator ready to use

buildIntegrator

public T buildIntegrator(AbsolutePVCoordinates absolutePVCoordinates)

Build a first order integrator. Non-orbit version.

Specified by:

buildIntegrator in interface ODEIntegratorBuilder

Overrides:

buildIntegrator in class AbstractIntegratorBuilder<T extends AdaptiveStepsizeIntegrator>

Parameters:

absolutePVCoordinates - absolute position-velocity vector

Returns:

a first order integrator ready to use

buildIntegrator

protected abstract T buildIntegrator(double[][] tolerances)

Builds an integrator from input absolute and relative tolerances.

Parameters:

tolerances - tolerance array

Returns:

integrator

Since:

13.0

getDefaultToleranceProvider

protected static ToleranceProvider getDefaultToleranceProvider(double dP)

Get a default tolerance provider.

Parameters:

dP - expected position error (m)

Returns:

tolerance provider

Since:

13.0