HighamHall54IntegratorBuilder.java

  1. /* Copyright 2002-2024 CS GROUP
  2.  * Licensed to CS GROUP (CS) under one or more
  3.  * contributor license agreements.  See the NOTICE file distributed with
  4.  * this work for additional information regarding copyright ownership.
  5.  * CS licenses this file to You under the Apache License, Version 2.0
  6.  * (the "License"); you may not use this file except in compliance with
  7.  * the License.  You may obtain a copy of the License at
  8.  *
  9.  *   http://www.apache.org/licenses/LICENSE-2.0
  10.  *
  11.  * Unless required by applicable law or agreed to in writing, software
  12.  * distributed under the License is distributed on an "AS IS" BASIS,
  13.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14.  * See the License for the specific language governing permissions and
  15.  * limitations under the License.
  16.  */
  17. package org.orekit.propagation.conversion;

  18. import org.hipparchus.ode.AbstractIntegrator;
  19. import org.hipparchus.ode.nonstiff.HighamHall54Integrator;
  20. import org.orekit.orbits.Orbit;
  21. import org.orekit.orbits.OrbitType;
  22. import org.orekit.propagation.numerical.NumericalPropagator;

  23. /** Builder for HighamHall54Integrator.
  24.  * @author Pascal Parraud
  25.  * @since 6.0
  26.  */
  27. public class HighamHall54IntegratorBuilder extends AbstractVariableStepIntegratorBuilder {

  28.     /** Build a new instance. Should only use this constructor with {@link Orbit}.
  29.      * @param minStep minimum step size (s)
  30.      * @param maxStep maximum step size (s)
  31.      * @param dP position error (m)
  32.      * @see HighamHall54Integrator
  33.      * @see NumericalPropagator#tolerances(double, Orbit, OrbitType)
  34.      */
  35.     public HighamHall54IntegratorBuilder(final double minStep, final double maxStep, final double dP) {
  36.         super(minStep, maxStep, dP);
  37.     }

  38.     /** Build a new instance.
  39.      * @param minStep minimum step size (s)
  40.      * @param maxStep maximum step size (s)
  41.      * @param dP position error (m)
  42.      * @param dV velocity error (m/s)
  43.      *
  44.      * @since 12.2
  45.      * @see HighamHall54Integrator
  46.      * @see NumericalPropagator#tolerances(double, double, Orbit, OrbitType)
  47.      */
  48.     public HighamHall54IntegratorBuilder(final double minStep, final double maxStep, final double dP,
  49.                                          final double dV) {
  50.         super(minStep, maxStep, dP, dV);
  51.     }

  52.     /** {@inheritDoc} */
  53.     @Override
  54.     public AbstractIntegrator buildIntegrator(final Orbit orbit, final OrbitType orbitType) {
  55.         final double[][] tol = getTolerances(orbit, orbitType);
  56.         return new HighamHall54Integrator(minStep, maxStep, tol[0], tol[1]);
  57.     }

  58. }