const</td></tr>
<tr class="memdesc:a7cd4e711e55b276ab1cfacda58b5a6af"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculate the contact forces and moments due to this model.  <br /></td></tr>
<tr class="separator:a7cd4e711e55b276ab1cfacda58b5a6af"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a43ad08b75bc01fe36338f271ee4c7c0e" id="r_a43ad08b75bc01fe36338f271ee4c7c0e"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" vali