FreeCAD-Doc/localwiki/FreeCAD_and_Mesh_Import-fr.html
2018-07-19 18:47:02 -05:00

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<html><head><title>FreeCAD and Mesh Import/fr</title><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><link type='text/css' href='wiki.css' rel='stylesheet'></head><body><h1>FreeCAD and Mesh Import/fr</h1></div>
<div id="mw-content-text" lang="fr" dir="ltr" class="mw-content-ltr"><hr/><div class="mw-parser-output"><div id="toc" class="toc"><div class="toctitle"><h2>Contents</h2></div>
<ul>
<li class="toclevel-1 tocsection-1"><a href="#Operations_after_Import"><span class="tocnumber">1</span> <span class="toctext">Operations after Import</span></a></li>
<li class="toclevel-1 tocsection-2"><a href="#I_get_the_error_message_.22cannot_convert_because_shape_is_not_a_shell.22_.21_What_now_.3F"><span class="tocnumber">2</span> <span class="toctext">I get the error message "cannot convert because shape is not a shell"&#160;! What now&#160;?</span></a></li>
<li class="toclevel-1 tocsection-3"><a href="#Which_programs_can_I_use_for_examining.2Frepairing_of_my_mesh_model_.3F"><span class="tocnumber">3</span> <span class="toctext">Which programs can I use for examining/repairing of my mesh model&#160;?</span></a></li>
<li class="toclevel-1 tocsection-4"><a href="#Tutorials"><span class="tocnumber">4</span> <span class="toctext">Tutorials</span></a></li>
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<h2><span class="mw-headline" id="Operations_after_Import">Operations after Import</span></h2>
<p>After import the model is (for FreeCAD) just an assembly of faces. You might want to convert the model into a shape FreeCAD can recognize and that could be altered in FreeCAD.
</p><p>To do this:
</p>
<ul><li> Switch to the Part workbench</li>
<li> Select the mesh, and go to the Part menu --&gt; Create shape from mesh</li>
<li> Click OK to the dialog</li>
<li> Select the newly created shape</li>
<li> Go to Part --&gt; Convert to solid</li>
<li> Select the newly created solid</li>
<li> Go to Part --&gt; Refine shape</li></ul>
<p>The last step is not necessary, but it will clean the solid of most of its residual edges on planar and cylindrical surfaces.
</p>
<h2><span class="mw-headline" id="I_get_the_error_message_.22cannot_convert_because_shape_is_not_a_shell.22_.21_What_now_.3F">I get the error message "cannot convert because shape is not a shell"&#160;! What now&#160;?</span></h2>
<p>Well, your shell seems to have errors, maybe it is not closed (has holes). Since the capabilities of the mesh workbench in FreeCAD are a little limited at the moment, you might want to try examining and repairing of your model with third-party software. After doing that, you may try importing and converting of your model again.
</p>
<h2><span class="mw-headline" id="Which_programs_can_I_use_for_examining.2Frepairing_of_my_mesh_model_.3F">Which programs can I use for examining/repairing of my mesh model&#160;?</span></h2>
<ul><li> <a rel="nofollow" class="external text" href="http://meshlab.sourceforge.net/">Meshlab</a>
<ul><li> License: Open Source (GPL V2)</li>
<li> Runs on Windows 32/64 bit, Linux and Mac OS X</li></ul></li></ul>
<ul><li> <a rel="nofollow" class="external text" href="http://www.netfabb.com/downloadcenter.php?basic=1">netFabb basic</a>
<ul><li> License: Freeware</li>
<li> Runs on Windows XP/7/8, Linux and Mac OS X</li></ul></li></ul>
<h2><span class="mw-headline" id="Tutorials">Tutorials</span></h2>
<ul><li> <a href="Import_from_STL_or_OBJ.html" title="Import from STL or OBJ">Import from STL or OBJ</a></li>
<li> <a href="Export_to_STL_or_OBJ.html" title="Export to STL or OBJ">Export to STL or OBJ</a></li></ul>
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