<div dir="ltr">Here it is, Christophe.<div><br></div><div>if i comment out lines between 40 and 47, which is the refinement field, two surfaces (periodic_0_l and periodic_0_r) will be conformal.</div><div><br></div><div>Best regards,</div><div><br></div><div>Junting Chen</div><div><br></div><div><br><div><br></div><div><br></div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Jul 25, 2019 at 8:30 AM Christophe Geuzaine <<a href="mailto:cgeuzaine@uliege.be">cgeuzaine@uliege.be</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"><br>
<br>
> On 24 Jul 2019, at 23:15, Junting Chen <<a href="mailto:chen112p@uwindsor.ca" target="_blank">chen112p@uwindsor.ca</a>> wrote:<br>
> <br>
> Hello Christophe,<br>
> <br>
> I guess I didn't explain my problem clearly.<br>
> <br>
> I need to create conformal surfaces that every mesh node on one surface is mirror-imaged onto the other, also I need to create refinement fields. I find it impossible to be done with these two tasks together.<br>
> <br>
<br>
Send the smallest possible example that exhibits the issue so we can have a look.<br>
<br>
Christophe<br>
<br>
> Junting Chen<br>
> <br>
> On Tue, Jul 23, 2019 at 2:47 PM Christophe Geuzaine <<a href="mailto:cgeuzaine@uliege.be" target="_blank">cgeuzaine@uliege.be</a>> wrote:<br>
> <br>
> Hi Justin,<br>
> <br>
> See e.g. <a href="https://gitlab.onelab.info/gmsh/gmsh/blob/master/demos/boolean/periodic.geo" rel="noreferrer" target="_blank">https://gitlab.onelab.info/gmsh/gmsh/blob/master/demos/boolean/periodic.geo</a><br>
> <br>
> Christophe<br>
> <br>
> > On 18 Jul 2019, at 17:20, Junting Chen <<a href="mailto:chen112p@uwindsor.ca" target="_blank">chen112p@uwindsor.ca</a>> wrote:<br>
> > <br>
> > Hello all, this might be answered previously but i wasn't really able to find a good solution yet. <br>
> > <br>
> > I have created a bounding box and extracted my target geometry out by the boolean operation. The next step I want to do is to force the two side planes having the same mesh. I think I should use the periodic command but i can never make it work properly.<br>
> > <br>
> > Periodic Line{5} = {21} ;<br>
> > Periodic Line{1} = {3} ;<br>
> > Periodic Line{7} = {24} ;<br>
> > Periodic Line{6} = {23} ;<br>
> > Periodic Surface {5}= {6};<br>
> > <br>
> > I kept on getting error message like "Affine transformation requires at least 12 entries". <br>
> > <br>
> > I have attached my .geo file as well as the step file if anyone doesn't mind to do a brief run. <br>
> > <br>
> > Thanks a lot for your help!<br>
> > <br>
> > Junting Chen<br>
> > <concaveTower.geo><concaveTower.stp>_______________________________________________<br>
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> <br>
> — <br>
> Prof. Christophe Geuzaine<br>
> University of Liege, Electrical Engineering and Computer Science <br>
> <a href="http://www.montefiore.ulg.ac.be/~geuzaine" rel="noreferrer" target="_blank">http://www.montefiore.ulg.ac.be/~geuzaine</a><br>
> <br>
> <br>
> <br>
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<br>
— <br>
Prof. Christophe Geuzaine<br>
University of Liege, Electrical Engineering and Computer Science <br>
<a href="http://www.montefiore.ulg.ac.be/~geuzaine" rel="noreferrer" target="_blank">http://www.montefiore.ulg.ac.be/~geuzaine</a><br>
<br>
<br>
<br>
</blockquote></div>