faceSet.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 1991-2010 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 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 "faceSet.H"
#include <OpenFOAM/mapPolyMesh.H>
#include <OpenFOAM/polyMesh.H>
#include <OpenFOAM/processorPolyPatch.H>
#include <OpenFOAM/cyclicPolyPatch.H>

#include <OpenFOAM/addToRunTimeSelectionTable.H>

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

namespace Foam
{

// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //

defineTypeNameAndDebug(faceSet, 0);

addToRunTimeSelectionTable(topoSet, faceSet, word);
addToRunTimeSelectionTable(topoSet, faceSet, size);
addToRunTimeSelectionTable(topoSet, faceSet, set);


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

faceSet::faceSet(const IOobject& obj)
:
    topoSet(obj, typeName)
{}


faceSet::faceSet
(
    const polyMesh& mesh,
    const word& name,
    readOption r,
    writeOption w
)
:
    topoSet(mesh, typeName, name, r, w)
{
    check(mesh.nFaces());
}


faceSet::faceSet
(
    const polyMesh& mesh,
    const word& name,
    const label size,
    writeOption w
)
:
    topoSet(mesh, name, size, w)
{}


faceSet::faceSet
(
    const polyMesh& mesh,
    const word& name,
    const topoSet& set,
    writeOption w
)
:
    topoSet(mesh, name, set, w)
{}


faceSet::faceSet
(
    const polyMesh& mesh,
    const word& name,
    const labelHashSet& set,
    writeOption w
)
:
    topoSet(mesh, name, set, w)
{}


// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //

faceSet::~faceSet()
{}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

void faceSet::sync(const polyMesh& mesh)
{
    const polyBoundaryMesh& patches = mesh.boundaryMesh();

    label nAdded = 0;

    if (Pstream::parRun())
    {
        // Send faces in set that are on a processorPatch. Send as patch face
        // indices.
        forAll(patches, patchI)
        {
            const polyPatch& pp = patches[patchI];

            if (isA<processorPolyPatch>(pp))
            {
                const processorPolyPatch& procPatch =
                    refCast<const processorPolyPatch>(pp);

                // Convert faceSet locally to labelList.
                DynamicList<label> setFaces(pp.size());

                forAll(pp, i)
                {
                    if (found(pp.start() + i))
                    {
                        setFaces.append(i);
                    }
                }
                setFaces.shrink();

                OPstream toNeighbour
                (
                    Pstream::blocking,
                    procPatch.neighbProcNo()
                );

                toNeighbour << setFaces;
            }
        }

        // Receive
        forAll(patches, patchI)
        {
            const polyPatch& pp = patches[patchI];

            if (isA<processorPolyPatch>(pp))
            {
                const processorPolyPatch& procPatch =
                    refCast<const processorPolyPatch>(pp);

                IPstream fromNeighbour
                (
                    Pstream::blocking,
                    procPatch.neighbProcNo()
                );

                labelList setFaces(fromNeighbour);

                forAll(setFaces, i)
                {
                    if (insert(pp.start() + setFaces[i]))
                    {
                        nAdded++;
                    }
                }
            }
        }
    }

    // Couple cyclic patches
    forAll (patches, patchI)
    {
        const polyPatch& pp = patches[patchI];

        if (isA<cyclicPolyPatch>(pp))
        {
            const cyclicPolyPatch& cycPatch =
                refCast<const cyclicPolyPatch>(pp);

            forAll (cycPatch, i)
            {
                label thisFaceI = cycPatch.start() + i;
                label otherFaceI = cycPatch.transformGlobalFace(thisFaceI);

                if (found(thisFaceI))
                {
                    if (insert(otherFaceI))
                    {
                        nAdded++;
                    }
                }
                else if (found(otherFaceI))
                {
                    if (insert(thisFaceI))
                    {
                        nAdded++;
                    }
                }
            }
        }
    }


    reduce(nAdded, sumOp<label>());

    //if (nAdded > 0)
    //{
    //    Info<< "Added an additional " << nAdded
    //        << " faces on coupled patches. "
    //        << "(processorPolyPatch, cyclicPolyPatch)" << endl;
    //}
}


label faceSet::maxSize(const polyMesh& mesh) const
{
    return mesh.nFaces();
}


void faceSet::updateMesh(const mapPolyMesh& morphMap)
{
    updateLabels(morphMap.reverseFaceMap());
}


void faceSet::writeDebug
(
    Ostream& os,
    const primitiveMesh& mesh,
    const label maxLen
) const
{
    topoSet::writeDebug(os, mesh.faceCentres(), maxLen);
}


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

} // End namespace Foam

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