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1   /*
2    * Licensed to the Hipparchus project under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The Hipparchus project 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    *      https://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.hipparchus.analysis.interpolation;
18  
19  import org.hipparchus.CalculusFieldElement;
20  import org.hipparchus.exception.MathIllegalArgumentException;
21  
22  /**
23   * Interpolate grid data using bi-linear interpolation.
24   * @param <T> type of the field elements
25   * @since 4.0
26   */
27  public class FieldBilinearInterpolator<T extends CalculusFieldElement<T>>
28      implements FieldBivariateGridInterpolator<T> {
29  
30      /** Empty constructor.
31       * <p>
32       * This constructor is not strictly necessary, but it prevents spurious
33       * javadoc warnings with JDK 18 and later.
34       * </p>
35       * @since 3.0
36       */
37      public FieldBilinearInterpolator() { // NOPMD - unnecessary constructor added intentionally to make javadoc happy
38          // nothing to do
39      }
40  
41      /** {@inheritDoc} */
42      @Override
43      public FieldBilinearInterpolatingFunction<T> interpolate(final T[] xval, final T[] yval, final T[][] fval)
44          throws MathIllegalArgumentException {
45          return new FieldBilinearInterpolatingFunction<>(xval, yval, fval);
46      }
47  
48  }