// https://developer.rhino3d.com/guides/cpp/brep-data-structure/
private Topology ByBrep(Brep ghBrep, double tolerance)
{
BrepFaceList ghBrepFaces = ghBrep.Faces;
List <Face> faces = new List <Face>();
foreach (BrepFace ghBrepFace in ghBrepFaces)
{
Face face = ByBrepFace(ghBrepFace);
faces.Add(face);
}
if (faces.Count == 0)
{
return(null);
}
else if (faces.Count == 1)
{
return(faces[0]);
}
else
{
Shell shell = Shell.ByFaces(faces, tolerance);
if (ghBrep.IsSolid)
{
Cell cell = Cell.ByShell(shell);
return(cell);
}
return(shell);
}
}