1 <!doctype HTML public "-//W3C//DTD HTML 4.0 Frameset//EN">
6 <title>Diagonal iversion of elements</title>
7 <meta http-equiv="content-type" content="text/html; charset=windows-1252">
8 <meta name="generator" content="RoboHelp by eHelp Corporation www.ehelp.com">
9 <link rel="stylesheet" href="../default_ns.css"><script type="text/javascript" language="JavaScript" title="WebHelpSplitCss">
11 if (navigator.appName !="Netscape")
12 { document.write("<link rel='stylesheet' href='../default.css'>");}
15 <style type="text/css">
17 p.whs1 { margin-left:40px; }
18 img_whs2 { border:none; width:24px; height:22px; border-style:none; }
19 img_whs3 { border:none; border-style:none; width:306px; height:163px; float:none; }
20 table.whs4 { x-cell-content-align:top; width:100%; border-spacing:0px; }
21 col.whs5 { width:50%; }
22 tr.whs6 { x-cell-content-align:top; }
23 td.whs7 { width:50%; padding-right:10px; padding-left:10px; border-right-style:none; border-left-style:none; border-top-style:none; border-bottom-style:none; }
24 img_whs8 { border:none; width:300px; height:224px; border-style:none; }
25 td.whs9 { width:50%; padding-right:10px; padding-left:10px; border-top-style:none; border-bottom-style:none; border-right-style:none; }
27 </style><script type="text/javascript" language="JavaScript" title="WebHelpInlineScript">
30 if (innerWidth != origWidth || innerHeight != origHeight)
33 if ((parseInt(navigator.appVersion) == 4) && (navigator.appName == "Netscape")) {
34 origWidth = innerWidth;
35 origHeight = innerHeight;
41 <style type="text/css">
43 div.WebHelpPopupMenu { position:absolute; left:0px; top:0px; z-index:4; visibility:hidden; }
44 p.WebHelpNavBar { text-align:right; }
46 </style><script type="text/javascript" language="javascript1.2" src="../whmsg.js"></script>
47 <script type="text/javascript" language="javascript" src="../whver.js"></script>
48 <script type="text/javascript" language="javascript1.2" src="../whproxy.js"></script>
49 <script type="text/javascript" language="javascript1.2" src="../whutils.js"></script>
50 <script type="text/javascript" language="javascript1.2" src="../whtopic.js"></script>
51 <script type="text/javascript" language="javascript1.2">
55 if (window.setRelStartPage)
57 addTocInfo("MESH module\nModifying meshes\nDiagonal inversion of elements");
58 addButton("show",BTN_IMG,"Show","","","","",0,0,"../whd_show0.gif","../whd_show2.gif","../whd_show1.gif");
59 addButton("hide",BTN_IMG,"Hide","","","","",0,0,"../whd_hide0.gif","../whd_hide2.gif","../whd_hide1.gif");
64 if (window.setRelStartPage)
66 setRelStartPage("../index.htm");
76 document.location.reload();
80 <body><script type="text/javascript" language="javascript1.2">
82 if (window.writeIntopicBar)
86 <h1>Diagonal inversion of elements</h1>
89 you can inverse the diagonal (edge) of a pseudo-quadrangle formed by two
90 neighboring triangles with one common edge.</p>
94 <p class=TODO>To inverse the diagonal:</p>
96 <p class=TODO> </p>
98 <p class="whs1">1. From the <span style="font-weight: bold;"><B>Modification
99 </B></span>menu choose the <span style="font-weight: bold;"><B>Diagonal inversion
100 </B></span>item or click <img src="../image70.gif" width="24px" height="22px" border="0" class="img_whs2"> button in the toolbar. The following
101 dialog box shall appear:</p>
103 <p class="whs1"> </p>
105 <p class="whs1"><img src="../pics/diagonalinversion.png" x-maintain-ratio="TRUE" width="306px" height="163px" border="0" class="img_whs3"></p>
107 <p class="whs1"> </p>
109 <p class="whs1">2. Enter the ID of the required edge in the
110 <span style="font-weight: bold;"><B>Edge </B></span> field
111 or select this edge in the 3D viewer. </p>
113 <p class="whs1"> </p>
115 <p class="whs1">3. Click the <span style="font-weight: bold;"><B>Apply
116 </B></span>or <span style="font-weight: bold;"><B>OK </B></span>button.</p>
119 style="margin-left: 40px;"> </p>
123 <table x-use-null-cells cellspacing="0" width="100%" class="whs4">
127 <tr valign="top" class="whs6">
128 <td width="50%" class="whs7">
129 <p><img src="../image38.jpg" width="300px" height="224px" border="0" class="img_whs8"></td>
130 <td width="50%" class="whs9">
131 <p><img src="../image36.jpg" width="300px" height="224px" border="0" class="img_whs8"></td></tr>
136 <p> <span style="font-weight: bold;"><B>See
137 Also</B></span> a sample TUI Script of a <a href="../modifying_meshes.htm#bookmark4">Diagonal
138 Inversion of Elements</a> operation. </p>
142 <script type="text/javascript" language="javascript1.2">
144 if (window.writeIntopicBar)