/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | cfMesh: A library for mesh generation
   \\    /   O peration     |
    \\  /    A nd           | www.cfmesh.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2014-2017 Creative Fields, Ltd.
-------------------------------------------------------------------------------
Author
     Franjo Juretic (franjo.juretic@c-fields.com)

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 "checkIrregularSurfaceConnections.H"

// * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * * //

Foam::Module::checkIrregularSurfaceConnections::checkIrregularSurfaceConnections
(
    polyMeshGen& mesh
)
:
    mesh_(mesh),
    meshSurfacePtr_(nullptr)
{}


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

Foam::Module::checkIrregularSurfaceConnections::
~checkIrregularSurfaceConnections()
{
    clearMeshEngine();

    mesh_.clearAddressingData();
}


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

void Foam::Module::checkIrregularSurfaceConnections::checkIrregularVertices
(
    labelHashSet& badVertices
)
{
    checkAndFixCellGroupsAtBndVertices(badVertices, false);

    checkEdgeFaceConnections(badVertices, false);

    checkFaceGroupsAtBndVertices(badVertices, false);
}


bool Foam::Module::checkIrregularSurfaceConnections::
checkAndFixIrregularConnections()
{
    Info<< "Checking for irregular surface connections" << endl;

    bool finished;

    labelHashSet badVertices;

    do
    {
        finished = true;

        while (checkAndFixCellGroupsAtBndVertices(badVertices, true))
            finished = false;

        while (checkEdgeFaceConnections(badVertices, true))
            finished = false;

        if (checkFaceGroupsAtBndVertices(badVertices, true))
            finished = false;
    } while (!finished);

    polyMeshGenModifier(mesh_).removeUnusedVertices();

    Info<< "Finished checking for irregular surface connections" << endl;

    if (returnReduce(badVertices.size(), sumOp<label>()) != 0 )
        return true;

    return false;
}


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