| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF 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.apache.commons.math.analysis.interpolation; |
| |
| import org.apache.commons.math.MathException; |
| import org.apache.commons.math.analysis.MultivariateRealFunction; |
| |
| /** |
| * Interface representing a univariate real interpolating function. |
| * |
| * @since 2.1 |
| * @version $Revision: 924794 $ $Date: 2010-03-18 15:15:50 +0100 (jeu. 18 mars 2010) $ |
| */ |
| public interface MultivariateRealInterpolator { |
| |
| /** |
| * Computes an interpolating function for the data set. |
| * |
| * @param xval the arguments for the interpolation points. |
| * {@code xval[i][0]} is the first component of interpolation point |
| * {@code i}, {@code xval[i][1]} is the second component, and so on |
| * until {@code xval[i][d-1]}, the last component of that interpolation |
| * point (where {@code d} is thus the dimension of the space). |
| * @param yval the values for the interpolation points |
| * @return a function which interpolates the data set |
| * @throws MathException if arguments violate assumptions made by the |
| * interpolation algorithm or some dimension mismatch occurs |
| * @throws IllegalArgumentException if there are no data (xval null or zero length) |
| */ |
| MultivariateRealFunction interpolate(double[][] xval, double[] yval) |
| throws MathException, IllegalArgumentException; |
| } |