| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <!-- NewPage --> |
| <html lang="en"> |
| <head> |
| <meta http-equiv="Content-Type" content="text/html" charset="UTF-8"> |
| <title>Vector2D (Apache Commons Math 3.3 API)</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <script type="text/javascript"><!-- |
| if (location.href.indexOf('is-external=true') == -1) { |
| parent.document.title="Vector2D (Apache Commons Math 3.3 API)"; |
| } |
| //--> |
| </script> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| <!-- ========= START OF TOP NAVBAR ======= --> |
| <div class="topNav"><a name="navbar_top"> |
| <!-- --> |
| </a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../../../overview-summary.html">Overview</a></li> |
| <li><a href="package-summary.html">Package</a></li> |
| <li class="navBarCell1Rev">Class</li> |
| <li><a href="class-use/Vector2D.html">Use</a></li> |
| <li><a href="package-tree.html">Tree</a></li> |
| <li><a href="../../../../../../../deprecated-list.html">Deprecated</a></li> |
| <li><a href="../../../../../../../index-all.html">Index</a></li> |
| <li><a href="../../../../../../../help-doc.html">Help</a></li> |
| </ul> |
| <div class="aboutLanguage"><em><script type="text/javascript" src="http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script></em></div> |
| </div> |
| <div class="subNav"> |
| <ul class="navList"> |
| <li><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/SubLine.html" title="class in org.apache.commons.math3.geometry.euclidean.twod"><span class="strong">Prev Class</span></a></li> |
| <li><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2DFormat.html" title="class in org.apache.commons.math3.geometry.euclidean.twod"><span class="strong">Next Class</span></a></li> |
| </ul> |
| <ul class="navList"> |
| <li><a href="../../../../../../../index.html?org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" target="_top">Frames</a></li> |
| <li><a href="Vector2D.html" target="_top">No Frames</a></li> |
| </ul> |
| <ul class="navList" id="allclasses_navbar_top"> |
| <li><a href="../../../../../../../allclasses-noframe.html">All Classes</a></li> |
| </ul> |
| <div> |
| <script type="text/javascript"><!-- |
| allClassesLink = document.getElementById("allclasses_navbar_top"); |
| if(window==top) { |
| allClassesLink.style.display = "block"; |
| } |
| else { |
| allClassesLink.style.display = "none"; |
| } |
| //--> |
| </script> |
| </div> |
| <div> |
| <ul class="subNavList"> |
| <li>Summary: </li> |
| <li>Nested | </li> |
| <li><a href="#field_summary">Field</a> | </li> |
| <li><a href="#constructor_summary">Constr</a> | </li> |
| <li><a href="#method_summary">Method</a></li> |
| </ul> |
| <ul class="subNavList"> |
| <li>Detail: </li> |
| <li><a href="#field_detail">Field</a> | </li> |
| <li><a href="#constructor_detail">Constr</a> | </li> |
| <li><a href="#method_detail">Method</a></li> |
| </ul> |
| </div> |
| <a name="skip-navbar_top"> |
| <!-- --> |
| </a></div> |
| <!-- ========= END OF TOP NAVBAR ========= --> |
| <!-- ======== START OF CLASS DATA ======== --> |
| <div class="header"> |
| <div class="subTitle">org.apache.commons.math3.geometry.euclidean.twod</div> |
| <h2 title="Class Vector2D" class="title">Class Vector2D</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.commons.math3.geometry.euclidean.twod.Vector2D</li> |
| </ul> |
| </li> |
| </ul> |
| <div class="description"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="http://docs.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="../../../../../../../org/apache/commons/math3/geometry/Point.html" title="interface in org.apache.commons.math3.geometry">Point</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>>, <a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public class <span class="strong">Vector2D</span> |
| extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></pre> |
| <div class="block">This class represents a 2D vector. |
| <p>Instances of this class are guaranteed to be immutable.</p></div> |
| <dl><dt><span class="strong">Since:</span></dt> |
| <dd>3.0</dd> |
| <dt><span class="strong">Version:</span></dt> |
| <dd>$Id: Vector2D.java 1563684 2014-02-02 17:51:06Z tn $</dd> |
| <dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../../../serialized-form.html#org.apache.commons.math3.geometry.euclidean.twod.Vector2D">Serialized Form</a></dd></dl> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field_summary"> |
| <!-- --> |
| </a> |
| <h3>Field Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#NaN">NaN</a></strong></code> |
| <div class="block">A vector with all coordinates set to NaN.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#NEGATIVE_INFINITY">NEGATIVE_INFINITY</a></strong></code> |
| <div class="block">A vector with all coordinates set to negative infinity.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#POSITIVE_INFINITY">POSITIVE_INFINITY</a></strong></code> |
| <div class="block">A vector with all coordinates set to positive infinity.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#ZERO">ZERO</a></strong></code> |
| <div class="block">Origin (coordinates: 0, 0).</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor_summary"> |
| <!-- --> |
| </a> |
| <h3>Constructor Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> |
| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#Vector2D(double[])">Vector2D</a></strong>(double[] v)</code> |
| <div class="block">Simple constructor.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#Vector2D(double, double)">Vector2D</a></strong>(double x, |
| double y)</code> |
| <div class="block">Simple constructor.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#Vector2D(double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)">Vector2D</a></strong>(double a, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u)</code> |
| <div class="block">Multiplicative constructor |
| Build a vector from another one and a scale factor.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#Vector2D(double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)">Vector2D</a></strong>(double a1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u1, |
| double a2, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u2)</code> |
| <div class="block">Linear constructor |
| Build a vector from two other ones and corresponding scale factors.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#Vector2D(double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)">Vector2D</a></strong>(double a1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u1, |
| double a2, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u2, |
| double a3, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u3)</code> |
| <div class="block">Linear constructor |
| Build a vector from three other ones and corresponding scale factors.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#Vector2D(double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)">Vector2D</a></strong>(double a1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u1, |
| double a2, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u2, |
| double a3, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u3, |
| double a4, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u4)</code> |
| <div class="block">Linear constructor |
| Build a vector from four other ones and corresponding scale factors.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method_summary"> |
| <!-- --> |
| </a> |
| <h3>Method Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span>Methods</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#add(double, org.apache.commons.math3.geometry.Vector)">add</a></strong>(double factor, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> v)</code> |
| <div class="block">Add a scaled vector to the instance.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#add(org.apache.commons.math3.geometry.Vector)">add</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> v)</code> |
| <div class="block">Add a vector to the instance.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#angle(org.apache.commons.math3.geometry.euclidean.twod.Vector2D, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)">angle</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> v1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> v2)</code> |
| <div class="block">Compute the angular separation between two vectors.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#crossProduct(org.apache.commons.math3.geometry.euclidean.twod.Vector2D, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)">crossProduct</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p2)</code> |
| <div class="block">Compute the cross-product of the instance and the given points.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#distance(org.apache.commons.math3.geometry.Point)">distance</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/Point.html" title="interface in org.apache.commons.math3.geometry">Point</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</code> |
| <div class="block">Compute the distance between the instance and another point.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#distance(org.apache.commons.math3.geometry.Vector)">distance</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</code> |
| <div class="block">Compute the distance between the instance and another vector according to the L<sub>2</sub> norm.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#distance(org.apache.commons.math3.geometry.euclidean.twod.Vector2D, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)">distance</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p2)</code> |
| <div class="block">Compute the distance between two vectors according to the L<sub>2</sub> norm.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#distance1(org.apache.commons.math3.geometry.Vector)">distance1</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</code> |
| <div class="block">Compute the distance between the instance and another vector according to the L<sub>1</sub> norm.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#distanceInf(org.apache.commons.math3.geometry.Vector)">distanceInf</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</code> |
| <div class="block">Compute the distance between the instance and another vector according to the L<sub>∞</sub> norm.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#distanceInf(org.apache.commons.math3.geometry.euclidean.twod.Vector2D, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)">distanceInf</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p2)</code> |
| <div class="block">Compute the distance between two vectors according to the L<sub>∞</sub> norm.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#distanceSq(org.apache.commons.math3.geometry.Vector)">distanceSq</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</code> |
| <div class="block">Compute the square of the distance between the instance and another vector.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#distanceSq(org.apache.commons.math3.geometry.euclidean.twod.Vector2D, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)">distanceSq</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p2)</code> |
| <div class="block">Compute the square of the distance between two vectors.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#dotProduct(org.apache.commons.math3.geometry.Vector)">dotProduct</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> v)</code> |
| <div class="block">Compute the dot-product of the instance and another vector.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#equals(java.lang.Object)">equals</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> other)</code> |
| <div class="block">Test for the equality of two 2D vectors.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#getNorm()">getNorm</a></strong>()</code> |
| <div class="block">Get the L<sub>2</sub> norm for the vector.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#getNorm1()">getNorm1</a></strong>()</code> |
| <div class="block">Get the L<sub>1</sub> norm for the vector.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#getNormInf()">getNormInf</a></strong>()</code> |
| <div class="block">Get the L<sub>∞</sub> norm for the vector.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#getNormSq()">getNormSq</a></strong>()</code> |
| <div class="block">Get the square of the norm for the vector.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/commons/math3/geometry/Space.html" title="interface in org.apache.commons.math3.geometry">Space</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#getSpace()">getSpace</a></strong>()</code> |
| <div class="block">Get the space to which the point belongs.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#getX()">getX</a></strong>()</code> |
| <div class="block">Get the abscissa of the vector.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#getY()">getY</a></strong>()</code> |
| <div class="block">Get the ordinate of the vector.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#getZero()">getZero</a></strong>()</code> |
| <div class="block">Get the null vector of the vectorial space or origin point of the affine space.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#hashCode()">hashCode</a></strong>()</code> |
| <div class="block">Get a hashCode for the 2D vector.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#isInfinite()">isInfinite</a></strong>()</code> |
| <div class="block">Returns true if any coordinate of this vector is infinite and none are NaN; |
| false otherwise</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#isNaN()">isNaN</a></strong>()</code> |
| <div class="block">Returns true if any coordinate of this point is NaN; false otherwise</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#negate()">negate</a></strong>()</code> |
| <div class="block">Get the opposite of the instance.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#normalize()">normalize</a></strong>()</code> |
| <div class="block">Get a normalized vector aligned with the instance.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#scalarMultiply(double)">scalarMultiply</a></strong>(double a)</code> |
| <div class="block">Multiply the instance by a scalar.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#subtract(double, org.apache.commons.math3.geometry.Vector)">subtract</a></strong>(double factor, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> v)</code> |
| <div class="block">Subtract a scaled vector from the instance.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#subtract(org.apache.commons.math3.geometry.Vector)">subtract</a></strong>(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</code> |
| <div class="block">Subtract a vector from the instance.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>double[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#toArray()">toArray</a></strong>()</code> |
| <div class="block">Get the vector coordinates as a dimension 2 array.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#toString()">toString</a></strong>()</code> |
| <div class="block">Get a string representation of this vector.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#toString(java.text.NumberFormat)">toString</a></strong>(<a href="http://docs.oracle.com/javase/6/docs/api/java/text/NumberFormat.html?is-external=true" title="class or interface in java.text">NumberFormat</a> format)</code> |
| <div class="block">Get a string representation of this vector.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods_inherited_from_class_java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field_detail"> |
| <!-- --> |
| </a> |
| <h3>Field Detail</h3> |
| <a name="ZERO"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>ZERO</h4> |
| <pre>public static final <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> ZERO</pre> |
| <div class="block">Origin (coordinates: 0, 0).</div> |
| </li> |
| </ul> |
| <a name="NaN"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>NaN</h4> |
| <pre>public static final <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> NaN</pre> |
| <div class="block">A vector with all coordinates set to NaN.</div> |
| </li> |
| </ul> |
| <a name="POSITIVE_INFINITY"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>POSITIVE_INFINITY</h4> |
| <pre>public static final <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> POSITIVE_INFINITY</pre> |
| <div class="block">A vector with all coordinates set to positive infinity.</div> |
| </li> |
| </ul> |
| <a name="NEGATIVE_INFINITY"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>NEGATIVE_INFINITY</h4> |
| <pre>public static final <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> NEGATIVE_INFINITY</pre> |
| <div class="block">A vector with all coordinates set to negative infinity.</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor_detail"> |
| <!-- --> |
| </a> |
| <h3>Constructor Detail</h3> |
| <a name="Vector2D(double, double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>Vector2D</h4> |
| <pre>public Vector2D(double x, |
| double y)</pre> |
| <div class="block">Simple constructor. |
| Build a vector from its coordinates</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>x</code> - abscissa</dd><dd><code>y</code> - ordinate</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#getX()"><code>getX()</code></a>, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#getY()"><code>getY()</code></a></dd></dl> |
| </li> |
| </ul> |
| <a name="Vector2D(double[])"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>Vector2D</h4> |
| <pre>public Vector2D(double[] v) |
| throws <a href="../../../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></pre> |
| <div class="block">Simple constructor. |
| Build a vector from its coordinates</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - coordinates array</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/exception/DimensionMismatchException.html" title="class in org.apache.commons.math3.exception">DimensionMismatchException</a></code> - if array does not have 2 elements</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#toArray()"><code>toArray()</code></a></dd></dl> |
| </li> |
| </ul> |
| <a name="Vector2D(double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>Vector2D</h4> |
| <pre>public Vector2D(double a, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u)</pre> |
| <div class="block">Multiplicative constructor |
| Build a vector from another one and a scale factor. |
| The vector built will be a * u</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - scale factor</dd><dd><code>u</code> - base (unscaled) vector</dd></dl> |
| </li> |
| </ul> |
| <a name="Vector2D(double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>Vector2D</h4> |
| <pre>public Vector2D(double a1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u1, |
| double a2, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u2)</pre> |
| <div class="block">Linear constructor |
| Build a vector from two other ones and corresponding scale factors. |
| The vector built will be a1 * u1 + a2 * u2</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a1</code> - first scale factor</dd><dd><code>u1</code> - first base (unscaled) vector</dd><dd><code>a2</code> - second scale factor</dd><dd><code>u2</code> - second base (unscaled) vector</dd></dl> |
| </li> |
| </ul> |
| <a name="Vector2D(double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>Vector2D</h4> |
| <pre>public Vector2D(double a1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u1, |
| double a2, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u2, |
| double a3, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u3)</pre> |
| <div class="block">Linear constructor |
| Build a vector from three other ones and corresponding scale factors. |
| The vector built will be a1 * u1 + a2 * u2 + a3 * u3</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a1</code> - first scale factor</dd><dd><code>u1</code> - first base (unscaled) vector</dd><dd><code>a2</code> - second scale factor</dd><dd><code>u2</code> - second base (unscaled) vector</dd><dd><code>a3</code> - third scale factor</dd><dd><code>u3</code> - third base (unscaled) vector</dd></dl> |
| </li> |
| </ul> |
| <a name="Vector2D(double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>Vector2D</h4> |
| <pre>public Vector2D(double a1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u1, |
| double a2, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u2, |
| double a3, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u3, |
| double a4, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> u4)</pre> |
| <div class="block">Linear constructor |
| Build a vector from four other ones and corresponding scale factors. |
| The vector built will be a1 * u1 + a2 * u2 + a3 * u3 + a4 * u4</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>a1</code> - first scale factor</dd><dd><code>u1</code> - first base (unscaled) vector</dd><dd><code>a2</code> - second scale factor</dd><dd><code>u2</code> - second base (unscaled) vector</dd><dd><code>a3</code> - third scale factor</dd><dd><code>u3</code> - third base (unscaled) vector</dd><dd><code>a4</code> - fourth scale factor</dd><dd><code>u4</code> - fourth base (unscaled) vector</dd></dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method_detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a name="getX()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getX</h4> |
| <pre>public double getX()</pre> |
| <div class="block">Get the abscissa of the vector.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>abscissa of the vector</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#Vector2D(double, double)"><code>Vector2D(double, double)</code></a></dd></dl> |
| </li> |
| </ul> |
| <a name="getY()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getY</h4> |
| <pre>public double getY()</pre> |
| <div class="block">Get the ordinate of the vector.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>ordinate of the vector</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#Vector2D(double, double)"><code>Vector2D(double, double)</code></a></dd></dl> |
| </li> |
| </ul> |
| <a name="toArray()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>toArray</h4> |
| <pre>public double[] toArray()</pre> |
| <div class="block">Get the vector coordinates as a dimension 2 array.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>vector coordinates</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#Vector2D(double[])"><code>Vector2D(double[])</code></a></dd></dl> |
| </li> |
| </ul> |
| <a name="getSpace()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getSpace</h4> |
| <pre>public <a href="../../../../../../../org/apache/commons/math3/geometry/Space.html" title="interface in org.apache.commons.math3.geometry">Space</a> getSpace()</pre> |
| <div class="block">Get the space to which the point belongs.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Point.html#getSpace()">getSpace</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Point.html" title="interface in org.apache.commons.math3.geometry">Point</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>containing space</dd></dl> |
| </li> |
| </ul> |
| <a name="getZero()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getZero</h4> |
| <pre>public <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> getZero()</pre> |
| <div class="block">Get the null vector of the vectorial space or origin point of the affine space.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#getZero()">getZero</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>null vector of the vectorial space or origin point of the affine space</dd></dl> |
| </li> |
| </ul> |
| <a name="getNorm1()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getNorm1</h4> |
| <pre>public double getNorm1()</pre> |
| <div class="block">Get the L<sub>1</sub> norm for the vector.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#getNorm1()">getNorm1</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>L<sub>1</sub> norm for the vector</dd></dl> |
| </li> |
| </ul> |
| <a name="getNorm()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getNorm</h4> |
| <pre>public double getNorm()</pre> |
| <div class="block">Get the L<sub>2</sub> norm for the vector.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#getNorm()">getNorm</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>Euclidean norm for the vector</dd></dl> |
| </li> |
| </ul> |
| <a name="getNormSq()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getNormSq</h4> |
| <pre>public double getNormSq()</pre> |
| <div class="block">Get the square of the norm for the vector.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#getNormSq()">getNormSq</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>square of the Euclidean norm for the vector</dd></dl> |
| </li> |
| </ul> |
| <a name="getNormInf()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getNormInf</h4> |
| <pre>public double getNormInf()</pre> |
| <div class="block">Get the L<sub>∞</sub> norm for the vector.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#getNormInf()">getNormInf</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>L<sub>∞</sub> norm for the vector</dd></dl> |
| </li> |
| </ul> |
| <a name="add(org.apache.commons.math3.geometry.Vector)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>add</h4> |
| <pre>public <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> add(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> v)</pre> |
| <div class="block">Add a vector to the instance.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#add(org.apache.commons.math3.geometry.Vector)">add</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - vector to add</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a new vector</dd></dl> |
| </li> |
| </ul> |
| <a name="add(double, org.apache.commons.math3.geometry.Vector)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>add</h4> |
| <pre>public <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> add(double factor, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> v)</pre> |
| <div class="block">Add a scaled vector to the instance.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#add(double, org.apache.commons.math3.geometry.Vector)">add</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>factor</code> - scale factor to apply to v before adding it</dd><dd><code>v</code> - vector to add</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a new vector</dd></dl> |
| </li> |
| </ul> |
| <a name="subtract(org.apache.commons.math3.geometry.Vector)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>subtract</h4> |
| <pre>public <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> subtract(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</pre> |
| <div class="block">Subtract a vector from the instance.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#subtract(org.apache.commons.math3.geometry.Vector)">subtract</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>p</code> - vector to subtract</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a new vector</dd></dl> |
| </li> |
| </ul> |
| <a name="subtract(double, org.apache.commons.math3.geometry.Vector)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>subtract</h4> |
| <pre>public <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> subtract(double factor, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> v)</pre> |
| <div class="block">Subtract a scaled vector from the instance.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#subtract(double, org.apache.commons.math3.geometry.Vector)">subtract</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>factor</code> - scale factor to apply to v before subtracting it</dd><dd><code>v</code> - vector to subtract</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a new vector</dd></dl> |
| </li> |
| </ul> |
| <a name="normalize()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>normalize</h4> |
| <pre>public <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> normalize() |
| throws <a href="../../../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></pre> |
| <div class="block">Get a normalized vector aligned with the instance.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#normalize()">normalize</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a new normalized vector</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></code> - if the norm is zero</dd></dl> |
| </li> |
| </ul> |
| <a name="angle(org.apache.commons.math3.geometry.euclidean.twod.Vector2D, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>angle</h4> |
| <pre>public static double angle(<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> v1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> v2) |
| throws <a href="../../../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></pre> |
| <div class="block">Compute the angular separation between two vectors. |
| <p>This method computes the angular separation between two |
| vectors using the dot product for well separated vectors and the |
| cross product for almost aligned vectors. This allows to have a |
| good accuracy in all cases, even for vectors very close to each |
| other.</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>v1</code> - first vector</dd><dd><code>v2</code> - second vector</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>angular separation between v1 and v2</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/exception/MathArithmeticException.html" title="class in org.apache.commons.math3.exception">MathArithmeticException</a></code> - if either vector has a null norm</dd></dl> |
| </li> |
| </ul> |
| <a name="negate()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>negate</h4> |
| <pre>public <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> negate()</pre> |
| <div class="block">Get the opposite of the instance.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#negate()">negate</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a new vector which is opposite to the instance</dd></dl> |
| </li> |
| </ul> |
| <a name="scalarMultiply(double)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>scalarMultiply</h4> |
| <pre>public <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> scalarMultiply(double a)</pre> |
| <div class="block">Multiply the instance by a scalar.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#scalarMultiply(double)">scalarMultiply</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>a</code> - scalar</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a new vector</dd></dl> |
| </li> |
| </ul> |
| <a name="isNaN()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isNaN</h4> |
| <pre>public boolean isNaN()</pre> |
| <div class="block">Returns true if any coordinate of this point is NaN; false otherwise</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Point.html#isNaN()">isNaN</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Point.html" title="interface in org.apache.commons.math3.geometry">Point</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>true if any coordinate of this point is NaN; false otherwise</dd></dl> |
| </li> |
| </ul> |
| <a name="isInfinite()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isInfinite</h4> |
| <pre>public boolean isInfinite()</pre> |
| <div class="block">Returns true if any coordinate of this vector is infinite and none are NaN; |
| false otherwise</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#isInfinite()">isInfinite</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>true if any coordinate of this vector is infinite and none are NaN; |
| false otherwise</dd></dl> |
| </li> |
| </ul> |
| <a name="distance1(org.apache.commons.math3.geometry.Vector)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>distance1</h4> |
| <pre>public double distance1(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</pre> |
| <div class="block">Compute the distance between the instance and another vector according to the L<sub>1</sub> norm. |
| <p>Calling this method is equivalent to calling: |
| <code>q.subtract(p).getNorm1()</code> except that no intermediate |
| vector is built</p></div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#distance1(org.apache.commons.math3.geometry.Vector)">distance1</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>p</code> - second vector</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the distance between the instance and p according to the L<sub>1</sub> norm</dd></dl> |
| </li> |
| </ul> |
| <a name="distance(org.apache.commons.math3.geometry.Vector)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>distance</h4> |
| <pre>public double distance(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</pre> |
| <div class="block">Compute the distance between the instance and another vector according to the L<sub>2</sub> norm. |
| <p>Calling this method is equivalent to calling: |
| <code>q.subtract(p).getNorm()</code> except that no intermediate |
| vector is built</p></div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#distance(org.apache.commons.math3.geometry.Vector)">distance</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>p</code> - second vector</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the distance between the instance and p according to the L<sub>2</sub> norm</dd></dl> |
| </li> |
| </ul> |
| <a name="distance(org.apache.commons.math3.geometry.Point)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>distance</h4> |
| <pre>public double distance(<a href="../../../../../../../org/apache/commons/math3/geometry/Point.html" title="interface in org.apache.commons.math3.geometry">Point</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</pre> |
| <div class="block">Compute the distance between the instance and another point.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Point.html#distance(org.apache.commons.math3.geometry.Point)">distance</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Point.html" title="interface in org.apache.commons.math3.geometry">Point</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>p</code> - second point</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the distance between the instance and p</dd></dl> |
| </li> |
| </ul> |
| <a name="distanceInf(org.apache.commons.math3.geometry.Vector)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>distanceInf</h4> |
| <pre>public double distanceInf(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</pre> |
| <div class="block">Compute the distance between the instance and another vector according to the L<sub>∞</sub> norm. |
| <p>Calling this method is equivalent to calling: |
| <code>q.subtract(p).getNormInf()</code> except that no intermediate |
| vector is built</p></div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#distanceInf(org.apache.commons.math3.geometry.Vector)">distanceInf</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>p</code> - second vector</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the distance between the instance and p according to the L<sub>∞</sub> norm</dd></dl> |
| </li> |
| </ul> |
| <a name="distanceSq(org.apache.commons.math3.geometry.Vector)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>distanceSq</h4> |
| <pre>public double distanceSq(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> p)</pre> |
| <div class="block">Compute the square of the distance between the instance and another vector. |
| <p>Calling this method is equivalent to calling: |
| <code>q.subtract(p).getNormSq()</code> except that no intermediate |
| vector is built</p></div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#distanceSq(org.apache.commons.math3.geometry.Vector)">distanceSq</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>p</code> - second vector</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the square of the distance between the instance and p</dd></dl> |
| </li> |
| </ul> |
| <a name="dotProduct(org.apache.commons.math3.geometry.Vector)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>dotProduct</h4> |
| <pre>public double dotProduct(<a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>> v)</pre> |
| <div class="block">Compute the dot-product of the instance and another vector.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#dotProduct(org.apache.commons.math3.geometry.Vector)">dotProduct</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - second vector</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the dot product this.v</dd></dl> |
| </li> |
| </ul> |
| <a name="crossProduct(org.apache.commons.math3.geometry.euclidean.twod.Vector2D, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>crossProduct</h4> |
| <pre>public double crossProduct(<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p2)</pre> |
| <div class="block">Compute the cross-product of the instance and the given points. |
| <p> |
| The cross product can be used to determine the location of a point |
| with regard to the line formed by (p1, p2) and is calculated as: |
| \[ |
| P = (x_2 - x_1)(y_3 - y_1) - (y_2 - y_1)(x_3 - x_1) |
| \] |
| with \(p3 = (x_3, y_3)\) being this instance. |
| <p> |
| If the result is 0, the points are collinear, i.e. lie on a single straight line L; |
| if it is positive, this point lies to the left, otherwise to the right of the line |
| formed by (p1, p2).</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>p1</code> - first point of the line</dd><dd><code>p2</code> - second point of the line</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the cross-product</dd><dt><span class="strong">See Also:</span></dt><dd><a href="http://en.wikipedia.org/wiki/Cross_product">Cross product (Wikipedia)</a></dd></dl> |
| </li> |
| </ul> |
| <a name="distance(org.apache.commons.math3.geometry.euclidean.twod.Vector2D, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>distance</h4> |
| <pre>public static double distance(<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p2)</pre> |
| <div class="block">Compute the distance between two vectors according to the L<sub>2</sub> norm. |
| <p>Calling this method is equivalent to calling: |
| <code>p1.subtract(p2).getNorm()</code> except that no intermediate |
| vector is built</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>p1</code> - first vector</dd><dd><code>p2</code> - second vector</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the distance between p1 and p2 according to the L<sub>2</sub> norm</dd></dl> |
| </li> |
| </ul> |
| <a name="distanceInf(org.apache.commons.math3.geometry.euclidean.twod.Vector2D, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>distanceInf</h4> |
| <pre>public static double distanceInf(<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p2)</pre> |
| <div class="block">Compute the distance between two vectors according to the L<sub>∞</sub> norm. |
| <p>Calling this method is equivalent to calling: |
| <code>p1.subtract(p2).getNormInf()</code> except that no intermediate |
| vector is built</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>p1</code> - first vector</dd><dd><code>p2</code> - second vector</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the distance between p1 and p2 according to the L<sub>∞</sub> norm</dd></dl> |
| </li> |
| </ul> |
| <a name="distanceSq(org.apache.commons.math3.geometry.euclidean.twod.Vector2D, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>distanceSq</h4> |
| <pre>public static double distanceSq(<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p1, |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a> p2)</pre> |
| <div class="block">Compute the square of the distance between two vectors. |
| <p>Calling this method is equivalent to calling: |
| <code>p1.subtract(p2).getNormSq()</code> except that no intermediate |
| vector is built</p></div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>p1</code> - first vector</dd><dd><code>p2</code> - second vector</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the square of the distance between p1 and p2</dd></dl> |
| </li> |
| </ul> |
| <a name="equals(java.lang.Object)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>equals</h4> |
| <pre>public boolean equals(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> other)</pre> |
| <div class="block">Test for the equality of two 2D vectors. |
| <p> |
| If all coordinates of two 2D vectors are exactly the same, and none are |
| <code>Double.NaN</code>, the two 2D vectors are considered to be equal. |
| </p> |
| <p> |
| <code>NaN</code> coordinates are considered to affect globally the vector |
| and be equals to each other - i.e, if either (or all) coordinates of the |
| 2D vector are equal to <code>Double.NaN</code>, the 2D vector is equal to |
| <a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#NaN"><code>NaN</code></a>. |
| </p></div> |
| <dl> |
| <dt><strong>Overrides:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a></code> in class <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>other</code> - Object to test for equality to this</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>true if two 2D vector objects are equal, false if |
| object is null, not an instance of Vector2D, or |
| not equal to this Vector2D instance</dd></dl> |
| </li> |
| </ul> |
| <a name="hashCode()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>hashCode</h4> |
| <pre>public int hashCode()</pre> |
| <div class="block">Get a hashCode for the 2D vector. |
| <p> |
| All NaN values have the same hash code.</p></div> |
| <dl> |
| <dt><strong>Overrides:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a></code> in class <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a hash code value for this object</dd></dl> |
| </li> |
| </ul> |
| <a name="toString()"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>toString</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> toString()</pre> |
| <div class="block">Get a string representation of this vector.</div> |
| <dl> |
| <dt><strong>Overrides:</strong></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a></code> in class <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a string representation of this vector</dd></dl> |
| </li> |
| </ul> |
| <a name="toString(java.text.NumberFormat)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>toString</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> toString(<a href="http://docs.oracle.com/javase/6/docs/api/java/text/NumberFormat.html?is-external=true" title="class or interface in java.text">NumberFormat</a> format)</pre> |
| <div class="block">Get a string representation of this vector.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html#toString(java.text.NumberFormat)">toString</a></code> in interface <code><a href="../../../../../../../org/apache/commons/math3/geometry/Vector.html" title="interface in org.apache.commons.math3.geometry">Vector</a><<a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Euclidean2D.html" title="class in org.apache.commons.math3.geometry.euclidean.twod">Euclidean2D</a>></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>format</code> - the custom format for components</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a string representation of this vector</dd></dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| </div> |
| <!-- ========= END OF CLASS DATA ========= --> |
| <!-- ======= START OF BOTTOM NAVBAR ====== --> |
| <div class="bottomNav"><a name="navbar_bottom"> |
| <!-- --> |
| </a><a href="#skip-navbar_bottom" title="Skip navigation links"></a><a name="navbar_bottom_firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../../../overview-summary.html">Overview</a></li> |
| <li><a href="package-summary.html">Package</a></li> |
| <li class="navBarCell1Rev">Class</li> |
| <li><a href="class-use/Vector2D.html">Use</a></li> |
| <li><a href="package-tree.html">Tree</a></li> |
| <li><a href="../../../../../../../deprecated-list.html">Deprecated</a></li> |
| <li><a href="../../../../../../../index-all.html">Index</a></li> |
| <li><a href="../../../../../../../help-doc.html">Help</a></li> |
| </ul> |
| <div class="aboutLanguage"><em><script type="text/javascript" src="http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script></em></div> |
| </div> |
| <div class="subNav"> |
| <ul class="navList"> |
| <li><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/SubLine.html" title="class in org.apache.commons.math3.geometry.euclidean.twod"><span class="strong">Prev Class</span></a></li> |
| <li><a href="../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2DFormat.html" title="class in org.apache.commons.math3.geometry.euclidean.twod"><span class="strong">Next Class</span></a></li> |
| </ul> |
| <ul class="navList"> |
| <li><a href="../../../../../../../index.html?org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html" target="_top">Frames</a></li> |
| <li><a href="Vector2D.html" target="_top">No Frames</a></li> |
| </ul> |
| <ul class="navList" id="allclasses_navbar_bottom"> |
| <li><a href="../../../../../../../allclasses-noframe.html">All Classes</a></li> |
| </ul> |
| <div> |
| <script type="text/javascript"><!-- |
| allClassesLink = document.getElementById("allclasses_navbar_bottom"); |
| if(window==top) { |
| allClassesLink.style.display = "block"; |
| } |
| else { |
| allClassesLink.style.display = "none"; |
| } |
| //--> |
| </script> |
| </div> |
| <div> |
| <ul class="subNavList"> |
| <li>Summary: </li> |
| <li>Nested | </li> |
| <li><a href="#field_summary">Field</a> | </li> |
| <li><a href="#constructor_summary">Constr</a> | </li> |
| <li><a href="#method_summary">Method</a></li> |
| </ul> |
| <ul class="subNavList"> |
| <li>Detail: </li> |
| <li><a href="#field_detail">Field</a> | </li> |
| <li><a href="#constructor_detail">Constr</a> | </li> |
| <li><a href="#method_detail">Method</a></li> |
| </ul> |
| </div> |
| <a name="skip-navbar_bottom"> |
| <!-- --> |
| </a></div> |
| <!-- ======== END OF BOTTOM NAVBAR ======= --> |
| <p class="legalCopy"><small>Copyright © 2003–2014 <a href="http://www.apache.org/">The Apache Software Foundation</a>. All rights reserved.</small></p> |
| </body> |
| </html> |