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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>vtdata library: Triangulate_d Class Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.4.5 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li id="current"><a href="annotated.html"><span>Classes</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="annotated.html"><span>Class List</span></a></li> <li><a href="hierarchy.html"><span>Class Hierarchy</span></a></li> <li><a href="functions.html"><span>Class Members</span></a></li> </ul></div><h1>Triangulate_d Class Reference</h1><!-- doxytag: class="Triangulate_d" --><a href="classTriangulate__d-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0"><tr><td></td></tr><tr><td colspan="2"><br><h2>Static Public Member Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">static bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classTriangulate__d.html#37c020f3bce1e0066904e1beb0d2e8a1">Process</a> (const <a class="el" href="classDLine2.html">DLine2</a> &contour, <a class="el" href="classDLine2.html">DLine2</a> &result)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">static double </td><td class="memItemRight" valign="bottom"><a class="el" href="classTriangulate__d.html#bc2995f1aa819dc80003efd37423aac9">Area</a> (const <a class="el" href="classDLine2.html">DLine2</a> &contour)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">static bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classTriangulate__d.html#148583c55608e2f4ee80eaa949255c60">InsideTriangle</a> (double Ax, double Ay, double Bx, double By, double Cx, double Cy, double Px, double Py)</td></tr></table><hr><a name="_details"></a><h2>Detailed Description</h2>Static class to triangulate any contour/polygon efficiently. Does not support polygons with holes. Also provides two useful helper methods, one which computes the area of a polygon, and another which does an efficent point in a triangle test. This version uses doubles instead of floats. <p><hr><h2>Member Function Documentation</h2><a class="anchor" name="bc2995f1aa819dc80003efd37423aac9"></a><!-- doxytag: member="Triangulate_d::Area" ref="bc2995f1aa819dc80003efd37423aac9" args="(const DLine2 &contour)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">double Triangulate_d::Area </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">const <a class="el" href="classDLine2.html">DLine2</a> & </td> <td class="mdname1" valign="top" nowrap> <em>contour</em> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap><code> [static]</code></td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p>compute area of a contour/polygon </td> </tr></table><a class="anchor" name="148583c55608e2f4ee80eaa949255c60"></a><!-- doxytag: member="Triangulate_d::InsideTriangle" ref="148583c55608e2f4ee80eaa949255c60" args="(double Ax, double Ay, double Bx, double By, double Cx, double Cy, double Px, double Py)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">bool Triangulate_d::InsideTriangle </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">double </td> <td class="mdname" nowrap> <em>Ax</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>double </td> <td class="mdname" nowrap> <em>Ay</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>double </td> <td class="mdname" nowrap> <em>Bx</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>double </td> <td class="mdname" nowrap> <em>By</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>double </td> <td class="mdname" nowrap> <em>Cx</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>double </td> <td class="mdname" nowrap> <em>Cy</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>double </td> <td class="mdname" nowrap> <em>Px</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>double </td> <td class="mdname" nowrap> <em>Py</em></td> </tr> <tr> <td class="md"></td> <td class="md">) </td> <td class="md" colspan="2"><code> [static]</code></td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p>decide if point Px/Py is inside triangle defined by (Ax,Ay) (Bx,By) (Cx,Cy) </td> </tr></table><a class="anchor" name="37c020f3bce1e0066904e1beb0d2e8a1"></a><!-- doxytag: member="Triangulate_d::Process" ref="37c020f3bce1e0066904e1beb0d2e8a1" args="(const DLine2 &contour, DLine2 &result)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">bool Triangulate_d::Process </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">const <a class="el" href="classDLine2.html">DLine2</a> & </td> <td class="mdname" nowrap> <em>contour</em>, </td> </tr> <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap><a class="el" href="classDLine2.html">DLine2</a> & </td> <td class="mdname" nowrap> <em>result</em></td> </tr> <tr> <td class="md"></td> <td class="md">) </td> <td class="md" colspan="2"><code> [static]</code></td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p>triangulate a contour/polygon, places results in STL vector as series of triangles. </td> </tr></table><hr size="1"><address style="align: right;"><small>Generated on Mon Jan 14 14:40:55 2008 for vtdata library by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.5 </small></address></body></html>⌨️ 快捷键说明
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