

Java example source code file (SubLine.java)
The SubLine.java Java example source code/* * 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/LICENSE2.0 * * 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.euclidean.threed; import java.util.ArrayList; import java.util.List; import org.apache.commons.math3.exception.MathIllegalArgumentException; import org.apache.commons.math3.geometry.Point; import org.apache.commons.math3.geometry.euclidean.oned.Euclidean1D; import org.apache.commons.math3.geometry.euclidean.oned.Interval; import org.apache.commons.math3.geometry.euclidean.oned.IntervalsSet; import org.apache.commons.math3.geometry.euclidean.oned.Vector1D; import org.apache.commons.math3.geometry.partitioning.Region.Location; /** This class represents a subset of a {@link Line}. * @since 3.0 */ public class SubLine { /** Default value for tolerance. */ private static final double DEFAULT_TOLERANCE = 1.0e10; /** Underlying line. */ private final Line line; /** Remaining region of the hyperplane. */ private final IntervalsSet remainingRegion; /** Simple constructor. * @param line underlying line * @param remainingRegion remaining region of the line */ public SubLine(final Line line, final IntervalsSet remainingRegion) { this.line = line; this.remainingRegion = remainingRegion; } /** Create a subline from two endpoints. * @param start start point * @param end end point * @param tolerance tolerance below which points are considered identical * @exception MathIllegalArgumentException if the points are equal * @since 3.3 */ public SubLine(final Vector3D start, final Vector3D end, final double tolerance) throws MathIllegalArgumentException { this(new Line(start, end, tolerance), buildIntervalSet(start, end, tolerance)); } /** Create a subline from two endpoints. * @param start start point * @param end end point * @exception MathIllegalArgumentException if the points are equal * @deprecated as of 3.3, replaced with {@link #SubLine(Vector3D, Vector3D, double)} */ public SubLine(final Vector3D start, final Vector3D end) throws MathIllegalArgumentException { this(start, end, DEFAULT_TOLERANCE); } /** Create a subline from a segment. * @param segment single segment forming the subline * @exception MathIllegalArgumentException if the segment endpoints are equal */ public SubLine(final Segment segment) throws MathIllegalArgumentException { this(segment.getLine(), buildIntervalSet(segment.getStart(), segment.getEnd(), segment.getLine().getTolerance())); } /** Get the endpoints of the subline. * <p> * A subline may be any arbitrary number of disjoints segments, so the endpoints * are provided as a list of endpoint pairs. Each element of the list represents * one segment, and each segment contains a start point at index 0 and an end point * at index 1. If the subline is unbounded in the negative infinity direction, * the start point of the first segment will have infinite coordinates. If the * subline is unbounded in the positive infinity direction, the end point of the * last segment will have infinite coordinates. So a subline covering the whole * line will contain just one row and both elements of this row will have infinite * coordinates. If the subline is empty, the returned list will contain 0 segments. * </p> * @return list of segments endpoints */ public List<Segment> getSegments() { final List<Interval> list = remainingRegion.asList(); final List<Segment> segments = new ArrayList Other Java examples (source code examples)Here is a short list of links related to this Java SubLine.java source code file: 
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