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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2011-2025 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "primitiveMesh.H"
#include "ListOps.H"
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
const Foam::labelListList& Foam::primitiveMesh::edgeFaces() const
{
if (!efPtr_)
{
if (debug)
{
Pout<< "primitiveMesh::edgeFaces() : calculating edgeFaces" << endl;
if (debug == -1)
{
// For checking calls:abort so we can quickly hunt down
// origin of call
FatalErrorInFunction
<< abort(FatalError);
}
}
// Invert faceEdges
efPtr_ = new labelListList(nEdges());
invertManyToMany(nEdges(), faceEdges(), *efPtr_);
}
return *efPtr_;
}
const Foam::labelList& Foam::primitiveMesh::edgeFaces
(
const label edgeI,
DynamicList<label>& storage
) const
{
if (efPtr_)
{
return edgeFaces()[edgeI];
}
else
{
// Use the fact that pointEdges are sorted in incrementing edge order
const edge& e = edges()[edgeI];
const labelList& pFaces0 = pointFaces()[e[0]];
const labelList& pFaces1 = pointFaces()[e[1]];
label i0 = 0;
label i1 = 0;
storage.clear();
while (i0 < pFaces0.size() && i1 < pFaces1.size())
{
if (pFaces0[i0] < pFaces1[i1])
{
++i0;
}
else if (pFaces0[i0] > pFaces1[i1])
{
++i1;
}
else
{
// Equal. Append.
storage.append(pFaces0[i0]);
++i0;
++i1;
}
}
return storage;
}
}
const Foam::labelList& Foam::primitiveMesh::edgeFaces(const label edgeI) const
{
return edgeFaces(edgeI, labels_);
}
// ************************************************************************* //
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