meshSurfaceEdgeExtractorFUNDistributeFaces.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | cfMesh: A library for mesh generation
   \\    /   O peration     |
    \\  /    A nd           | Author: Franjo Juretic (franjo.juretic@c-fields.com)
     \\/     M anipulation  | Copyright (C) Creative Fields, Ltd.
-------------------------------------------------------------------------------
License
    This file is part of cfMesh.
 
    cfMesh 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.
 
    cfMesh 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 cfMesh.  If not, see <http://www.gnu.org/licenses/>.
 
Description
 
\*---------------------------------------------------------------------------*/
 
#include "demandDrivenData.H"
#include "meshSurfaceEdgeExtractorFUN.H"
#include "meshOctree.H"
#include "triSurf.H"
#include "meshSurfaceEngine.H"
#include "meshSurfaceMapper.H"
#include "helperFunctions.H"
#include "createFundamentalSheetsJFS.H"
#include "meshSurfaceOptimizer.H"
#include "meshSurfaceCheckEdgeTypes.H"
#include "meshSurfaceEngine.H"
 
# ifdef USE_OMP
#include <omp.h>
# endif
 
//#define DEBUGMapping
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
void meshSurfaceEdgeExtractorFUN::distributeBoundaryFaces()
{
    meshSurfaceEngine mse(mesh_);
 
    const faceList::subList& bFaces = mse.boundaryFaces();
    const labelList& faceOwner = mse.faceOwners();
    const pointFieldPMG& points = mse.points();
 
    //- set size of patchNames, newBoundaryFaces_ and newBoundaryOwners_
    const triSurf& surface = meshOctree_.surface();
    const label nPatches = surface.patches().size();
 
    wordList patchNames(nPatches);
    VRWGraph newBoundaryFaces;
    labelLongList newBoundaryOwners(bFaces.size());
    labelLongList newBoundaryPatches(bFaces.size());
 
    //- set patchNames
    forAll(surface.patches(), patchI)
        patchNames[patchI] = surface.patches()[patchI].name();
 
    //- append boundary faces
    forAll(bFaces, bfI)
    {
        newBoundaryFaces.appendList(bFaces[bfI]);
        newBoundaryOwners[bfI] = faceOwner[bfI];
    }
 
    //- find the region for face by finding the patch nearest
    //- to the face centre
    # ifdef USE_OMP
    # pragma omp parallel for if( bFaces.size() > 100 ) schedule(guided)
    # endif
    forAll(bFaces, bfI)
    {
        const point c = bFaces[bfI].centre(points);
 
        label facePatch, nt;
        point p;
        scalar distSq;
 
        meshOctree_.findNearestSurfacePoint(p, distSq, nt, facePatch, c);
 
        if( (facePatch > -1) && (facePatch < nPatches) )
        {
            newBoundaryPatches[bfI] = facePatch;
        }
        else
        {
            FatalErrorIn
            (
                "void meshSurfaceEdgeExtractorNonTopo::"
                "distributeBoundaryFaces()"
            ) << "Cannot distribute a face " << bFaces[bfI] << " into any "
                << "surface patch!. Exiting.." << exit(FatalError);
        }
    }
 
    polyMeshGenModifier(mesh_).replaceBoundary
    (
        patchNames,
        newBoundaryFaces,
        newBoundaryOwners,
        newBoundaryPatches
    );
}
 
void meshSurfaceEdgeExtractorFUN::reviseCorners()
{
 
}
 
void meshSurfaceEdgeExtractorFUN::reviseEdges()
{
 
}
 
void meshSurfaceEdgeExtractorFUN::remapBoundaryPoints()
{
    meshSurfaceEngine& mse = surfaceEngine();
    meshSurfaceMapper mapper(mse, meshOctree_);
 
    mapper.mapVerticesOntoSurfacePatches();
}
 
void meshSurfaceEdgeExtractorFUN::createBasicFundamentalSheets()
{
    createFundamentalSheetsJFS edgeSheets(mesh_, createWrapperSheet_);
 
    clearOut();
}
 
void meshSurfaceEdgeExtractorFUN::smoothMeshSurface()
{
    meshSurfaceEngine& mse = surfaceEngine();
 
    meshSurfaceOptimizer mso(mse, meshOctree_);
    mso.optimizeSurface();
}
 
void meshSurfaceEdgeExtractorFUN::improveQualityOfFundamentalSheets()
{
    const meshSurfaceEngine& mse = surfaceEngine();
    const edgeList& edges = mse.edges();
 
    meshSurfaceCheckEdgeTypes edgeCheck(mse);
 
    label id = mesh_.addPointSubset("convexEdges");
    labelLongList helper;
    edgeCheck.convexEdges(helper);
    forAll(helper, i)
    {
        mesh_.addPointToSubset(id, edges[helper[i]].start());
        mesh_.addPointToSubset(id, edges[helper[i]].end());
    }
 
    id = mesh_.addPointSubset("concaveEdges");
    edgeCheck.concaveEdges(helper);
    forAll(helper, i)
    {
        mesh_.addPointToSubset(id, edges[helper[i]].start());
        mesh_.addPointToSubset(id, edges[helper[i]].end());
    }
}
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //