/*
* 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.math3.analysis.interpolation;
import org.apache.commons.math3.exception.DimensionMismatchException;
import org.apache.commons.math3.exception.NoDataException;
import org.apache.commons.math3.exception.NonMonotonicSequenceException;
import org.apache.commons.math3.exception.NullArgumentException;
import org.apache.commons.math3.util.MathArrays;
/**
* Generates a piecewise-bicubic interpolating function.
*
* @since 2.2
*/
public class PiecewiseBicubicSplineInterpolator
implements BivariateGridInterpolator
{
/**
* Default constructor.
*/
public PiecewiseBicubicSplineInterpolator()
{
}
/**
* {@inheritDoc}
*/
public PiecewiseBicubicSplineInterpolatingFunction interpolate( final double[] xval, final double[] yval,
final double[][] fval)
throws DimensionMismatchException, NullArgumentException, NoDataException, NonMonotonicSequenceException
{
if ( xval == null || yval == null || fval == null || fval[0] == null )
{
throw new NullArgumentException();
}
if ( xval.length == 0 || yval.length == 0 || fval.length == 0 )
{
throw new NoDataException();
}
MathArrays.checkOrder(xval);
MathArrays.checkOrder(yval);
return new PiecewiseBicubicSplineInterpolatingFunction( xval, yval, fval );
}
}