todesk.Revit.DB.Solid</a></pre></div></div></div><script type="text/javascript">AddLanguageTabSet("ID0EBCA");</script><h4 class="subHeading">Parameters</h4><dl><dt><span class="parameter">extrusion</span></dt><dd>Type: <a href="https://developer.rhino3d.com/api/RhinoCommon/html/T_Rhino_Geometry_Extrusion.htm" target="_blank" rel="noopener noreferrer">Rhino.Geometry.Extrusion</a><br />Rhino extrusion to convert.</dd></dl><h4 class="subHeading">Return Value</h4>Type: <a href="https://api.apidocs.co/resolve/