001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.geometry.core.partitioning; 018 019import org.apache.commons.geometry.core.Point; 020import org.apache.commons.geometry.core.Transform; 021 022/** Extension of the {@link HyperplaneSubset} interface with the additional restriction 023 * that instances represent convex regions of space. 024 * @param <P> Point implementation type 025 */ 026public interface HyperplaneConvexSubset<P extends Point<P>> extends HyperplaneSubset<P> { 027 028 /** Reverse the orientation of the hyperplane for this instance, returning the result as 029 * a new instance. The returned subset contains the same points but has a reversed orientation. 030 * @return a hyperplane convex subset representing the same region but with the 031 * opposite orientation. 032 */ 033 HyperplaneConvexSubset<P> reverse(); 034 035 /** {@inheritDoc} 036 * 037 * <p>The parts resulting from a split operation with a convex subset 038 * are guaranteed to also be convex.</p> 039 */ 040 @Override 041 Split<? extends HyperplaneConvexSubset<P>> split(Hyperplane<P> splitter); 042 043 /** {@inheritDoc} 044 * 045 * <p>Hyperplane convex subsets subjected to affine transformations remain 046 * convex.</p> 047 */ 048 @Override 049 HyperplaneConvexSubset<P> transform(Transform<P> transform); 050}