BrouwerLyddaneHarvester.java
- /* Copyright 2002-2022 CS GROUP
- * Licensed to CS GROUP (CS) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * CS licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- package org.orekit.propagation.analytical;
- import org.hipparchus.linear.RealMatrix;
- import org.orekit.utils.DoubleArrayDictionary;
- /**
- * Harvester between two-dimensional Jacobian matrices and
- * one-dimensional {@link BrouwerLyddanePropagator}.
- *
- * @author Bryan Cazabonne
- * @since 11.1
- */
- class BrouwerLyddaneHarvester extends AbstractAnalyticalMatricesHarvester {
- /** Propagator bound to this harvester. */
- private final BrouwerLyddanePropagator propagator;
- /** Simple constructor.
- * <p>
- * The arguments for initial matrices <em>must</em> be compatible with the
- * {@link org.orekit.orbits.OrbitType orbit type}
- * and {@link org.orekit.orbits.PositionAngle position angle} that will be used by propagator
- * </p>
- * @param propagator propagator bound to this harvester
- * @param stmName State Transition Matrix state name
- * @param initialStm initial State Transition Matrix ∂Y/∂Y₀,
- * if null (which is the most frequent case), assumed to be 6x6 identity
- * @param initialJacobianColumns initial columns of the Jacobians matrix with respect to parameters,
- * if null or if some selected parameters are missing from the dictionary, the corresponding
- * initial column is assumed to be 0
- */
- BrouwerLyddaneHarvester(final BrouwerLyddanePropagator propagator, final String stmName,
- final RealMatrix initialStm, final DoubleArrayDictionary initialJacobianColumns) {
- super(propagator, stmName, initialStm, initialJacobianColumns);
- this.propagator = propagator;
- }
- /** {@inheritDoc} */
- @Override
- public AbstractAnalyticalGradientConverter getGradientConverter() {
- return new BrouwerLyddaneGradientConverter(propagator);
- }
- }