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.euclidean.threed.mesh;
018
019import org.apache.commons.geometry.core.Transform;
020import org.apache.commons.geometry.euclidean.threed.Triangle3D;
021import org.apache.commons.geometry.euclidean.threed.Vector3D;
022
023/** Interface representing a mesh composed entirely of triangular faces.
024 */
025public interface TriangleMesh extends Mesh<TriangleMesh.Face> {
026
027    /** {@inheritDoc} */
028    @Override
029    TriangleMesh transform(Transform<Vector3D> transform);
030
031    /** Interface representing a single triangular face in a mesh.
032     */
033    interface Face extends Mesh.Face {
034
035        /** Get the first vertex in the face.
036         * @return the first vertex in the face
037         */
038        Vector3D getPoint1();
039
040        /** Get the second vertex in the face.
041         * @return the second vertex in the face
042         */
043        Vector3D getPoint2();
044
045        /** Get the third vertex in the face.
046         * @return the third vertex in the face
047         */
048        Vector3D getPoint3();
049
050        /** {@inheritDoc} */
051        @Override
052        Triangle3D getPolygon();
053    }
054}