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

surfaces
(
    "unit_cube.stl"
);

// Identify a feature when angle between faces < includedAngle
includedAngle   175;

subsetFeatures
{
    // Use a plane to select feature edges
    // (normal)(point)
    // Keep only edges that intersect the plane will be included
    plane               (0 0 1)(0 0 0);

    // Keep nonManifold edges (edges with >2 connected faces where
    // the faces form more than two different normal planes)
    nonManifoldEdges    no;

    // Keep open edges (edges with 1 connected face)
    openEdges           yes;
}

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