Files
openfoam/src/dynamicMesh/slidingInterface/enrichedPatch/enrichedPatchPointPoints.C
2009-12-04 14:11:33 +01:00

117 lines
3.4 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2009 OpenCFD Ltd.
\\/ 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 2 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, write to the Free Software Foundation,
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
\*---------------------------------------------------------------------------*/
#include "enrichedPatch.H"
#include "primitiveMesh.H"
#include "DynamicList.H"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
void Foam::enrichedPatch::calcPointPoints() const
{
// Calculate point-point addressing
if (pointPointsPtr_)
{
FatalErrorIn("void enrichedPatch::calcPointPoints() const")
<< "Point-point addressing already calculated."
<< abort(FatalError);
}
// Algorithm:
// Go through all faces and add the previous and next point as the
// neighbour for each point. While inserting points, reject the
// duplicates (as every internal edge will be visited twice).
List<DynamicList<label, primitiveMesh::edgesPerPoint_> >
pp(meshPoints().size());
const faceList& lf = localFaces();
register bool found = false;
forAll (lf, faceI)
{
const face& curFace = lf[faceI];
forAll (curFace, pointI)
{
DynamicList<label, primitiveMesh::edgesPerPoint_>&
curPp = pp[curFace[pointI]];
// Do next label
label next = curFace.nextLabel(pointI);
found = false;
forAll (curPp, i)
{
if (curPp[i] == next)
{
found = true;
break;
}
}
if (!found)
{
curPp.append(next);
}
// Do previous label
label prev = curFace.prevLabel(pointI);
found = false;
forAll (curPp, i)
{
if (curPp[i] == prev)
{
found = true;
break;
}
}
if (!found)
{
curPp.append(prev);
}
}
}
// Re-pack the list
pointPointsPtr_ = new labelListList(pp.size());
labelListList& ppAddr = *pointPointsPtr_;
forAll (pp, pointI)
{
ppAddr[pointI].transfer(pp[pointI]);
}
}
// ************************************************************************* //