1   /* Copyright 2002-2026 CS GROUP
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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
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16   */
17  package org.orekit.propagation.relative.maneuver;
18  
19  import org.hipparchus.geometry.euclidean.threed.Vector3D;
20  import org.orekit.orbits.Orbit;
21  import org.orekit.propagation.events.DetectorModifier;
22  import org.orekit.propagation.relative.RelativeProvider;
23  
24  /**
25   * Interface for implementing an impulse Relative Maneuver.
26   * <p>Relative maneuvers are added to the target S/C propagator, but applied to the chaser S/C whose trajectory is
27   * modeled via a {@link org.orekit.propagation.relative.RelativeProvider RelativeProvider}.</p>
28   *
29   * @author Romain Cuvillon
30   * @since 14.0
31   */
32  public interface RelativeManeuver extends DetectorModifier {
33  
34      /** Getter for the ΔV vector of the maneuver.
35       *
36       * @return The ΔV vector of the maneuver, expressed in the target spacecraft's LOF.
37       */
38      Vector3D getDeltaV();
39  
40      /** Getter for the relative provider.
41       *
42       * @return relative motion provider.
43       */
44      RelativeProvider getRelativeProvider();
45  
46      /** Reset True Anomaly of the target orbit in the provider to the true anomaly of the last target state.
47       * <br>
48       * It keeps the same orbit but modifies the true anomaly. Useful only for Yamanaka-Ankersen model. Do nothing if CW.
49       *
50       * @param orbit orbit of the target.
51       */
52      default void resetTrueAnomalyAtManeuver(final Orbit orbit) {
53      }
54  }