EOPFitter.java
/* Copyright 2002-2024 Luc Maisonobe
* 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.frames;
import java.io.Serializable;
/** Earth Orientation Parameters fitter for {@link PredictedEOPHistory EOP prediction}.
* @see PredictedEOPHistory
* @see SingleParameterFitter
* @since 12.0
* @author Luc Maisonobe
*/
public class EOPFitter implements Serializable {
/** Serializable UID. */
private static final long serialVersionUID = 20230309L;
/** Fitter for dut1 and LOD. */
private final SingleParameterFitter dut1Fitter;
/** Fitter for pole x component. */
private final SingleParameterFitter xPFitter;
/** Fitter for pole y component. */
private final SingleParameterFitter yPFitter;
/** Fitter for nutation x component. */
private final SingleParameterFitter dxFitter;
/** Fitter for nutation y component. */
private final SingleParameterFitter dyFitter;
/** Simple constructor.
* @param dut1Fitter fitter for dut1 and LOD
* @param xPFitter fitter for pole x component
* @param yPFitter fitter for pole y component
* @param dxFitter fitter for nutation x component
* @param dyFitter fitter for nutation y component
*/
public EOPFitter(final SingleParameterFitter dut1Fitter,
final SingleParameterFitter xPFitter, final SingleParameterFitter yPFitter,
final SingleParameterFitter dxFitter, final SingleParameterFitter dyFitter) {
this.dut1Fitter = dut1Fitter;
this.xPFitter = xPFitter;
this.yPFitter = yPFitter;
this.dxFitter = dxFitter;
this.dyFitter = dyFitter;
}
/** Fit raw history.
* @param rawHistory raw EOP history to fit.
* @return fitted model
*/
public EOPFittedModel fit(final EOPHistory rawHistory) {
return new EOPFittedModel(dut1Fitter.fit(rawHistory, entry -> entry.getUT1MinusUTC()),
xPFitter.fit(rawHistory, entry -> entry.getX()),
yPFitter.fit(rawHistory, entry -> entry.getY()),
dxFitter.fit(rawHistory, entry -> entry.getDx()),
dyFitter.fit(rawHistory, entry -> entry.getDy()));
}
}