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/*
* 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.geometry.spherical.oned;
import org.apache.commons.math3.geometry.partitioning.AbstractSubHyperplane;
import org.apache.commons.math3.geometry.partitioning.Hyperplane;
import org.apache.commons.math3.geometry.partitioning.Region;
/** This class represents sub-hyperplane for {@link LimitAngle}.
* <p>Instances of this class are guaranteed to be immutable.</p>
* @since 3.3
*/
public class SubLimitAngle extends AbstractSubHyperplane<Sphere1D, Sphere1D> {
/** Simple constructor.
* @param hyperplane underlying hyperplane
* @param remainingRegion remaining region of the hyperplane
*/
public SubLimitAngle(final Hyperplane<Sphere1D> hyperplane,
final Region<Sphere1D> remainingRegion) {
super(hyperplane, remainingRegion);
}
/** {@inheritDoc} */
@Override
public double getSize() {
return 0;
}
/** {@inheritDoc} */
@Override
public boolean isEmpty() {
return false;
}
/** {@inheritDoc} */
@Override
protected AbstractSubHyperplane<Sphere1D, Sphere1D> buildNew(final Hyperplane<Sphere1D> hyperplane,
final Region<Sphere1D> remainingRegion) {
return new SubLimitAngle(hyperplane, remainingRegion);
}
/** {@inheritDoc} */
@Override
public SplitSubHyperplane<Sphere1D> split(final Hyperplane<Sphere1D> hyperplane) {
final double global = hyperplane.getOffset(((LimitAngle) getHyperplane()).getLocation());
return (global < -1.0e-10) ?
new SplitSubHyperplane<Sphere1D>(null, this) :
new SplitSubHyperplane<Sphere1D>(this, null);
}
}
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