1 /*
2 * Licensed to the Apache Software Foundation (ASF) 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 ASF 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 * http://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.apache.commons.geometry.hull;
18
19 import java.util.Collection;
20
21 import org.apache.commons.geometry.core.Point;
22
23 /**
24 * Interface for convex hull generators.
25 *
26 * @param <P> Type of the {@link Point}
27 *
28 * @see <a href="http://en.wikipedia.org/wiki/Convex_hull">Convex Hull (Wikipedia)</a>
29 * @see <a href="http://mathworld.wolfram.com/ConvexHull.html">Convex Hull (MathWorld)</a>
30 */
31 public interface ConvexHullGenerator<P extends Point<P>> {
32 /**
33 * Build a convex hull from the set of input points.
34 *
35 * @param points the set of input points
36 * @return the convex hull
37 * @throws IllegalStateException if generator fails to generate a convex hull for
38 * the given set of input points
39 */
40 ConvexHull<P> generate(Collection<P> points);
41 }