> On 4 Nov 2018, at 15:03, Christophe Geuzaine <[email protected]> wrote:
>
>
>
>> On 30 Oct 2018, at 23:19, Jensen, Aaron J. <[email protected]> wrote:
>>
>> Hello,
>>
>> I am working on a fairly complicated 3D model and mesh using gmsh that
>> requires OpenCascade (for Boolean operations mostly). I have been running
>> into some odd issues near some of the edges which I originally thought might
>> be overcome by modifying my Boolean operations. However, after quite a bit
>> of testing I found the problem occurs for even a simple script:
>>
>> SetFactory("OpenCASCADE");
>> Mesh.CharacteristicLengthMax = 1.0;
>> Cylinder(1) = {0, 0, 70.0, 0, 0, 60.0, 50.0};
>>
>> I set all of the gmsh options to their defaults except for viewing element
>> faces and you can see the resulting image attached. I finally discovered
>> that this does not occur in version 3.0.6 of gmsh but it does occur in
>> version 4.0.4. Have you seen this behavior? I presume this is a bug or
>> there is a flag of some kind that I need to set?
>
>
> Thanks for the report - this is indeed a bug.
This is now fixed in Git.
Cheers,
Christophe
> As a workaround force e.g. the frontal algorithm:
>
> SetFactory("OpenCASCADE");
> Mesh.CharacteristicLengthMax = 1;
> Cylinder(1) = {0, 0, 70.0, 0, 0, 60.0, 50.0};
> Mesh.Algorithm = 6;
>
> Christophe
>
>
>>
>> Thanks,
>> Aaron
>> <gmshCylinder.png>_______________________________________________
>> gmsh mailing list
>> [email protected]
>> http://onelab.info/mailman/listinfo/gmsh
>
> —
> Prof. Christophe Geuzaine
> University of Liege, Electrical Engineering and Computer Science
> http://www.montefiore.ulg.ac.be/~geuzaine
>
> Free software: http://gmsh.info | http://getdp.info | http://onelab.info
>
—
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science
http://www.montefiore.ulg.ac.be/~geuzaine
Free software: http://gmsh.info | http://getdp.info | http://onelab.info
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