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<li class="navelem"><a class="el" href="namespacefea.html">fea</a></li><li class="navelem"><a class="el" href="structfea_1_1_tie.html">Tie</a></li> </ul>
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<p>Places linear springs between all degrees of freedom of 2 nodes.
<a href="structfea_1_1_tie.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="containers_8h_source.html">containers.h</a>&gt;</code></p>
<table class="memberdecls">
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Public Member Functions</h2></td></tr>
<tr class="memitem:a3542331e92a5ab360e5b56b41b4e52e7"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfea_1_1_tie.html#a3542331e92a5ab360e5b56b41b4e52e7">Tie</a> ()</td></tr>
<tr class="memdesc:a3542331e92a5ab360e5b56b41b4e52e7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default Constructor. <a href="#a3542331e92a5ab360e5b56b41b4e52e7">More...</a><br /></td></tr>
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<tr class="memitem:a59e7666d7560877514f0e33487677a78"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfea_1_1_tie.html#a59e7666d7560877514f0e33487677a78">Tie</a> (unsigned int _node_number_1, unsigned int _node_number_2, double _lmult, double _rmult)</td></tr>
<tr class="memdesc:a59e7666d7560877514f0e33487677a78"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor. <a href="#a59e7666d7560877514f0e33487677a78">More...</a><br /></td></tr>
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Public Attributes</h2></td></tr>
<tr class="memitem:ab990eb9740340ad753fba08c9398bc17"><td class="memItemLeft" align="right" valign="top">unsigned int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfea_1_1_tie.html#ab990eb9740340ad753fba08c9398bc17">node_number_1</a></td></tr>
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<tr class="memitem:ac6e72cd3090c0778d54aa54fdcd3c3fc"><td class="memItemLeft" align="right" valign="top">unsigned int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfea_1_1_tie.html#ac6e72cd3090c0778d54aa54fdcd3c3fc">node_number_2</a></td></tr>
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<tr class="memitem:aff1afe96a1c7f146950a4409f20cf40e"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfea_1_1_tie.html#aff1afe96a1c7f146950a4409f20cf40e">lmult</a></td></tr>
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<tr class="memitem:a0749f1dff71abd77be8630965792f212"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfea_1_1_tie.html#a0749f1dff71abd77be8630965792f212">rmult</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Places linear springs between all degrees of freedom of 2 nodes. </p>
<p>To form a tie specify the 2 nodes that will be linked as well as the spring constants for translational and rotational degrees of freedom. All translational degrees of freedom will be assigned the same spring constant. The same is true for rotational degrees of freedom, although the spring constant does not have to be the same as that used for the translational DOFs. </p><div class="fragment"><div class="line"><span class="comment">// create the tie between node2 and node3</span></div>
<div class="line"><span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nn1 = 1; <span class="comment">// i.e. the second node in the node list</span></div>
<div class="line"><span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nn2 = 2; <span class="comment">// i.e. the third node in the node list</span></div>
<div class="line"></div>
<div class="line"><span class="comment">// define the spring constant for x, y, and z translational DOFs</span></div>
<div class="line"><span class="keywordtype">double</span> <a class="code" href="structfea_1_1_tie.html#aff1afe96a1c7f146950a4409f20cf40e">lmult</a> = 100.0;</div>
<div class="line"></div>
<div class="line"><span class="comment">// define the spring constant for x, y, and z rotational DOFs</span></div>
<div class="line"><span class="keywordtype">double</span> <a class="code" href="structfea_1_1_tie.html#a0749f1dff71abd77be8630965792f212">rmult</a> = 100.0;</div>
<div class="line"></div>
<div class="line"><span class="comment">// form the tie</span></div>
<div class="line"><a class="code" href="structfea_1_1_tie.html">fea::Tie</a> tie1(nn1, nn2, lmult, rmult);</div>
</div><!-- fragment --> </div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<td class="memname">fea::Tie::Tie </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<p>Default Constructor. </p>
<p>All member variables are set to 0. </p>
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<td>(</td>
<td class="paramtype">unsigned int&#160;</td>
<td class="paramname"><em>_node_number_1</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int&#160;</td>
<td class="paramname"><em>_node_number_2</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double&#160;</td>
<td class="paramname"><em>_lmult</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">double&#160;</td>
<td class="paramname"><em>_rmult</em>&#160;</td>
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<td>)</td>
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<p>Constructor. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">node_number_1</td><td><code>unsigned int</code>. Index of the first node. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">node_number_2</td><td><code>unsigned int</code>. Index of the second node. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">lmult</td><td><code>double</code>. Spring constant for the translational degrees of freedom. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">rmult</td><td><code>double</code>. Spring constant for the rotational degrees of freedom. </td></tr>
</table>
</dd>
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<h2 class="groupheader">Member Data Documentation</h2>
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<p>multiplier for the linear spring. </p>
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<td class="memname">unsigned int fea::Tie::node_number_1</td>
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<p>The first element's index involved in the constraint. </p>
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<td class="memname">unsigned int fea::Tie::node_number_2</td>
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<p>The second element's index involved in the constraint. </p>
</div>
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<td class="memname">double fea::Tie::rmult</td>
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<p>multiplier for the rotational spring. </p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li>include/<a class="el" href="containers_8h_source.html">containers.h</a></li>
</ul>
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