smesh/doc/salome/gui/SMESH/files/skew.htm
2005-11-28 09:57:47 +00:00

141 lines
4.4 KiB
HTML
Executable File

<!doctype HTML public "-//W3C//DTD HTML 4.0 Frameset//EN">
<html>
<head>
<title>Skew</title>
<meta http-equiv="content-type" content="text/html; charset=windows-1252">
<meta name="generator" content="RoboHelp by eHelp Corporation www.ehelp.com">
<link rel="stylesheet" href="../default_ns.css"><script type="text/javascript" language="JavaScript" title="WebHelpSplitCss">
<!--
if (navigator.appName !="Netscape")
{ document.write("<link rel='stylesheet' href='../default.css'>");}
//-->
</script>
<style type="text/css">
<!--
img_whs1 { border:none; width:30px; height:30px; float:none; border-style:none; }
p.whs2 { margin-left:0px; text-indent:48px; }
p.whs3 { margin-left:40px; }
img_whs4 { border:none; width:453px; height:411px; border-style:none; }
img_whs5 { border:none; width:24px; height:23px; border-style:none; }
img_whs6 { border:none; width:448px; height:323px; border-style:none; }
p.whs7 { margin-left:0px; }
-->
</style><script type="text/javascript" language="JavaScript">
<!--
if ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) == 4))
{
var strNSS = "<style type='text/css'>";
strNSS += "p.whs2 {margin-left:1pt; }";
strNSS += "p.whs7 {margin-left:1pt; }";
strNSS +="</style>";
document.write(strNSS);
}
//-->
</script>
<script type="text/javascript" language="JavaScript" title="WebHelpInlineScript">
<!--
function reDo() {
if (innerWidth != origWidth || innerHeight != origHeight)
location.reload();
}
if ((parseInt(navigator.appVersion) == 4) && (navigator.appName == "Netscape")) {
origWidth = innerWidth;
origHeight = innerHeight;
onresize = reDo;
}
onerror = null;
//-->
</script>
<style type="text/css">
<!--
div.WebHelpPopupMenu { position:absolute; left:0px; top:0px; z-index:4; visibility:hidden; }
-->
</style><script type="text/javascript" language="javascript1.2" src="../whmsg.js"></script>
<script type="text/javascript" language="javascript" src="../whver.js"></script>
<script type="text/javascript" language="javascript1.2" src="../whproxy.js"></script>
<script type="text/javascript" language="javascript1.2" src="../whutils.js"></script>
<script type="text/javascript" language="javascript1.2" src="../whtopic.js"></script>
</head>
<body><script type="text/javascript" language="javascript1.2">
<!--
if (window.gbWhTopic)
{
if (window.addTocInfo)
{
addTocInfo("MESH module\nQuality controls\nSkew");
addButton("show",BTN_TEXT,"Show","","","","",0,0,"","","");
}
if (window.writeBtnStyle)
writeBtnStyle();
if (window.writeIntopicBar)
writeIntopicBar(1);
if (window.setRelStartPage)
{
setRelStartPage("../smesh.htm");
autoSync(1);
sendSyncInfo();
sendAveInfoOut();
}
}
else
if (window.gbIE4)
document.location.reload();
//-->
</script>
<h1>Skew</h1>
<p><img src="../i_blue.jpg" x-maintain-ratio="TRUE" width="30px" height="30px" border="0" class="img_whs1"> <span style="font-weight: bold;"><B>Skew</B></span> mesh quality
criterion reflects the angle between the lines that join opposite sides
of the element. SKEW &nbsp;is
a maximum value of all skew angles. </p>
<p class="whs2">This mesh quality criterion
can be applied to elements composed of 4 and 3 nodes (quadrangles and
triangles)</p>
<p>&nbsp;</p>
<p class="whs3"><img src="../image27.jpg" width="453px" height="411px" border="0" class="img_whs4"></p>
<p class="whs3">&nbsp;</p>
<p class=TODO>To apply the Skew quality criterion to your mesh:</p>
<p class=TODO>&nbsp;</p>
<p class="whs3">1. Display your mesh in the viewer.</p>
<p class="whs3">&nbsp;</p>
<p class="whs3">2. Choose <span style="font-weight: bold;"><B>Controls
&gt; Skew </B></span>or click <img src="../image40.gif" width="24px" height="23px" border="0" class="img_whs5"> button of the toolbar. Your mesh
will be displayed in the viewer with its elements colored according to
the applied mesh quality control criterion:</p>
<p class="whs3">&nbsp;</p>
<p class="whs3"><img src="../image93.jpg" width="448px" height="323px" border="0" class="img_whs6"></p>
<p class="whs3">&nbsp;</p>
<p class="whs7"><span style="font-weight: bold;"><B>See Also</B></span>
a sample TUI Script of a <a href="../quality_controls.htm#bookmark12">Skew
quality control</a> operation. &nbsp;</p>
<p>&nbsp;</p>
<script type="text/javascript" language="javascript1.2">
<!--
if (window.writeIntopicBar)
writeIntopicBar(0);
//-->
</script>
</body>
</html>