[Gmsh] Combination of volumes

[Alberto Luaces]

ISABELA PAREDES CISNEROS writes:

> Hi everybody!
>
> I would like to know if it is possible to combine volumes. I have two cylinders created using the Extrude command. This cylinders intersect anyway, not sharing a surface but overlapping. Also this cylinder then will be holes in a box. So I am trying to
> combine a couple of cylinders (in the future there will be many many cylinders) and then subtract them from the box. I know the file here doesn't work since the volumes are overlapping. 
>
> Any ideas?

Hello, I think you still have to perform two boolean difference
operators on the bodies for GMSH to consider them as one solid with two
holes:

http://gmsh.info/doc/texinfo/#Boolean-operations

-- 
Alberto