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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Hi César,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Do you have defined a Gmsh option file (.opt) either directly for your .geo file or globally ? If so, check that this
file does not have an option forcing Gmsh to use quads, like for example <i>Mesh.RecombineAll = 1 ;</i>. To me, that is the only thing that can be happening because, by default, your .geo should give you a triangular mesh…<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Sincerely Yours,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Tahoma",sans-serif;color:#000099">Guillaume DILASSER</span><span style="font-size:10.0pt;font-family:"Tahoma",sans-serif;color:#000099"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:7.5pt;font-family:"Arial",sans-serif;color:#000099">Doctorant DACM / LEAS<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:7.5pt;font-family:"Arial",sans-serif;color:#000099">CEA - Centre de Saclay - Bât.123 - PC 319c</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#000099"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:7.5pt;font-family:"Arial",sans-serif;color:#000099">91191 Gif sur Yvette Cedex - France -</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#000099"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:7.5pt;font-family:"Arial",sans-serif;color:#000099"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:7.5pt;font-family:"Arial",sans-serif;color:#000099"><a href="mailto:guillaume.dilasser@cea.fr">guillaume.dilasser@cea.fr</a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">De :</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> gmsh [mailto:gmsh-bounces@ace20.montefiore.ulg.ac.be]
<b>De la part de</b> Zenker, Dr. Matthias<br>
<b>Envoyé :</b> mardi 11 juillet 2017 09:46<br>
<b>À :</b> 'César Pablo Camusso' <cepasarblo@yahoo.com.ar>; gmsh@onelab.info<br>
<b>Objet :</b> Re: [Gmsh] Mesh 2d surface only with triangles.<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Calibri",sans-serif;color:#1F497D">I cannot reproduce it. I open the geo with the GUI, click on Mesh->2D and get a triangular mesh.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Matthias<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="DE" style="font-size:10.0pt;font-family:"Tahoma",sans-serif">Von:</span></b><span lang="DE" style="font-size:10.0pt;font-family:"Tahoma",sans-serif"> César Pablo Camusso [<a href="mailto:cepasarblo@yahoo.com.ar">mailto:cepasarblo@yahoo.com.ar</a>]
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<b>Gesendet:</b> Dienstag, 11. Juli 2017 00:14<br>
<b>An:</b> <a href="mailto:gmsh@onelab.info">gmsh@onelab.info</a><br>
<b>Betreff:</b> [Gmsh] Mesh 2d surface only with triangles.<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="DE"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="background:white"><span lang="DE" style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:black">Dear partners,<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span lang="DE" style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:black">I want a mesh with only triangles, but I get also quads.<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span lang="DE" style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:black">It is a 2d geometry.<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span lang="DE" style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:black">How can I force gmsh to use only triangles?<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span lang="DE" style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:black">I have attached a geo file as example.<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span lang="DE" style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:black">Regards.<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span lang="DE" style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span lang="DE" style="font-size:8.0pt;font-family:"Calibri",sans-serif"><br>
Erbe Elektromedizin GmbH Firmensitz: 72072 Tuebingen Geschaeftsfuehrer: Christian O. Erbe, Reiner Thede Registergericht: Stuttgart HRB 380137<o:p></o:p></span></p>
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