<html> <head> <script type="text/javascript" src="../../../../Scripts/jquery.js"> </script> <script type="text/javascript" src="../../../../Scripts/SyntaxHighlighter/scripts/shCore.js"> </script> <script type="text/javascript" src="../../../../Scripts/SyntaxHighlighter/scripts/shBrushDelphi.js"> </script> <script type="text/javascript" src="../../../../Scripts/SyntaxHighlighter/scripts/shBrushCpp.js"> </script> <script type="text/javascript" src="../../../../Scripts/SyntaxHighlighter/scripts/shBrushCSharp.js"> </script> <link type="text/css" rel="stylesheet" href="../../../../Scripts/SyntaxHighlighter/styles/shCoreDefault.css"> <link type="text/css" rel="stylesheet" href="../../../../Scripts/SyntaxHighlighter/styles/shThemeDefault.css"> <title>PointInPolygon</title> <link rel="stylesheet" href="../../../../Styles/default.css" type="text/css"> <script type="text/javascript" src="../../../../Scripts/bootstrap.js"> </script> </head> <body bgcolor="#FFFFFF"> <!-- THIS FILE HAS BEEN AUTOMATICALLY PROCESSED FROM A SOURCE COPY --> <!-- DO NOT EDIT MANUALLY !!! --> <table class="Banner" cellspacing="0" cellpadding="0" border="1" bordercolorlight="#303080" bordercolordark="#7070B0"> <tr> <td class="Banner" nowrap=""><a href="../../../_Body.htm" class="Banner"><img src="../../../../Images/_Home.gif" align="absmiddle">Home</a> </td> <td class="Banner" nowrap=""><a href="../_Body.htm" class="Banner"><img src="../../../../Images/_Unit.gif" align="absmiddle">ClipperLib</a> </td> <td class="Banner" width="100%" align="right"><img src="../../../../Images/_Project_Logo.gif" align="absmiddle"> </td> </tr> </table> <h1>PointInPolygon</h1> <p class="Decl"><span class="Comment">Del.»</span> <b>function</b> PointInPolygon(<b>const</b> Pt: <a href="../Types/IntPoint.htm">TIntPoint</a>; <b>const</b> poly: <a href="../Types/Path.htm">TPath</a>): Integer;</p> <p class="Decl2"><span class="Comment">C++ »</span> <b>int</b> PointInPolygon(<b>const</b> <a href="../Types/IntPoint.htm">IntPoint</a> pt, <b>const</b> <a href="../Types/Path.htm">Path</a> &poly); <span class="Comment">// Function in the ClipperLib namespace.</span></p> <p class="Decl3"><span class="Comment">C# »</span> <b>public static int</b> PointInPolygon(<a href="../Types/IntPoint.htm">IntPoint</a> pt, <a href="../Types/Path.htm">Path</a> poly); <span class="Comment">// Static method of the Clipper class.</span></p> <p class="Body">Returns 0 when false, -1 when pt is <b>on</b> poly and +1 when pt is <b>in</b> poly.<br><br> It's assumed that 'poly' is closed and does not self-intersect. </p> <br> <h2 id="Auto-SeeAlso">See Also</h2> <p class="Body"><a href="../Types/IntPoint.htm">IntPoint</a>, <a href="../Types/Path.htm">Path</a></p> <p class="Copyright" id="auto"> <br><br> Copyright ©2010-2014 Angus Johnson - Clipper 6.2.1 - Help file built on 1-November-2014 <br><br> </p> </body> </html>