[Gmsh] Line In BoundingBox

[Ugis Lacis]

Great, thanks a lot. Now it works!

The funny thing was that "Point In BoundingBox{}" worked with zero 
thickness in z direction. That gave me impression, that curves should 
work too.

Anyway, thanks again!

/Ugis

On 28/05/2020 17:24, Adel MORENO wrote:
> Hi Ugis Lacis,
>
> I think that your bounding box need to have "non zero" compents in z too (it's a box and not a rectangle even if you work in 2D):
>
> G() = Curve In BoundingBox{-1.000000e-01, -1.000000e-01, -1.000000e-01, 1.000000e-01, 8.081000e+02, 1.000000e-01};
>
> Here, I give a thickness in z of order 0.2 (see the positive and negative sign in z with a value of 0.1)
>
> I hope it helps you
>
> Adel
>
> ----- Mail original -----
> De: "Ugis Lacis" <ugis.lacis at gmail.com>
> À: "gmsh" <gmsh at onelab.info>
> Envoyé: Jeudi 28 Mai 2020 16:41:14
> Objet: [Gmsh] Line In BoundingBox
>
> Dear Gmsh users and developers,
>
> I am now trying to use the Gmsh OpenCascade factory and after some
> operations assign the needed physical tags to lines (I am working with a
> 2D set-up). I have gone through tutorials and found the commands "Point
> In BoundingBox{}", and "Surface In BoundingBox{}" and "Volume In
> BoundingBox{}". However, I do not see anything similar to "Line In
> BoundingBox{}".
>
> I have tried to use the following in my geo script:
> ts() = Line In BoundingBox{xmin-eps, ymax-eps, 0.0,
>                                             xmax+eps, ymax+eps, 0.0};
> Physical Line(3) = {ts()};
>
> No error is given, but the line within the box are not tagged with
> physical tag "3". Am I missing something about how "Line in
> BoundingBox{}" works, or is there some other function useful for this task?
>
> I am using Gmsh 4.3.0.
>
> Best wishes,
> Ugis Lacis
>
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