<div dir="ltr"><div>Hi Alessandro, <br></div><div><br></div><div>The most straightforward way I can think of would be to use a CAD program to make the 3D letters, export the model as STEP and then mesh that. Tinkercad is one free option (I think you need to make an account). <br></div><div><br></div><div>There is an interesting script on Prof. Geuzaine's site (upper left corner) for meshing a picture:</div><div><a href="http://www.montefiore.ulg.ac.be/~geuzaine/">http://www.montefiore.ulg.ac.be/~geuzaine/</a></div><div><br></div><div> When I tried to use this script with a picture of text:</div><div><div><img src="cid:ii_jw9fbh6a2" alt="image.png" width="172" height="174"><br></div></div><div><br></div><div>the result was extremely dense (the mesh lines are so dense they look solid yellow), so it's not as easy as swapping out the picture, some further tweaks are required to the background mesh scaling values probably.</div><div><br></div><div><div><img src="cid:ii_jw9f9fcz0" alt="image.png" width="474" height="358"><div><br></div></div><div><br></div><div>Sincerely, <br></div><div>Max <br></div></div><div><br></div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, May 29, 2019 at 4:17 AM Alessandro Vicini <<a href="mailto:alessandro.vicini@sitael.com">alessandro.vicini@sitael.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div lang="IT">
<div class="gmail-m_-3473014433675978127WordSection1">
<p class="MsoNormal"><span style="font-size:11pt;font-family:"Calibri","sans-serif";color:rgb(31,73,125)"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;font-family:"Tahoma","sans-serif";color:rgb(31,73,125)" lang="EN-US">I would like to generate a 3d mesh for the volume obtained by extrusion of a text. So what I need to do is to import the text (as an image?) in
gmsh, convert it somehow in a 2d geometry and then extrude it…<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;font-family:"Tahoma","sans-serif";color:rgb(31,73,125)" lang="EN-US">Is this possible? Thank you.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;font-family:"Tahoma","sans-serif";color:rgb(31,73,125)" lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;font-family:"Tahoma","sans-serif";color:rgb(31,73,125)" lang="EN-US">Alessandro<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;font-family:"Tahoma","sans-serif";color:rgb(31,73,125)" lang="EN-US"></span><span style="font-family:"Tahoma","sans-serif"" lang="EN-US"><u></u><u></u></span></p>
</div>
</div>
_______________________________________________<br>
gmsh mailing list<br>
<a href="mailto:gmsh@onelab.info" target="_blank">gmsh@onelab.info</a><br>
<a href="http://onelab.info/mailman/listinfo/gmsh" rel="noreferrer" target="_blank">http://onelab.info/mailman/listinfo/gmsh</a><br>
</blockquote></div><br clear="all"><br>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div>Max Orok</div><div>Contractor<br></div></div><div dir="ltr"><a href="http://www.mevex.com" target="_blank">www.mevex.com</a><br><br><img src="https://docs.google.com/uc?export=download&id=1fHTIiW4OMUjQr1iOkspQ7wiEsxunoOs0&revid=0B6x5w-5zVaEjSkpwbm5oY29jbG1XMzJoYldXTmJpNGFtb3dVPQ" width="164" height="42"><br></div></div></div></div></div></div>