/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
|  \\    /   O peration     | Version:  v2112                                 |
|   \\  /    A nd           | Website:  www.openfoam.com                      |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       dictionary;
    object      topoSetDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

_newFromPatch
{
    type    faceSet;
    action  new;
    source  patchToFace;
    patch   interface;
}

_subsetBox
{
    type    faceSet;
    action  subset;
    source  boxToFace;
    min     (0  0 -1);
    span    (0.05 2 2);
}


actions
(
    // slab 1 (offset 0)
    { name top_to_1; $_newFromPatch }
    {
        name top_to_1;
        $_subsetBox;
        min (0 0 -1);
    }

    // slab 2 (offset 1)
    { name top_to_2; $_newFromPatch }
    {
        name top_to_2;
        $_subsetBox;
        min (0.05 0 -1);
    }

    // slab 3 (offset 2)
    { name top_to_3; $_newFromPatch }
    {
        name top_to_3;
        $_subsetBox;
        min (0.10 0 -1);
    }

    // slab 4 (offset 3)
    { name top_to_4; $_newFromPatch }
    {
        name top_to_4;
        $_subsetBox;
        min (0.15 0 -1);
    }
);


// ************************************************************************* //