createFundamentalSheetsFJ.C 6.42 KB
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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 "createFundamentalSheetsFJ.H"
#include "demandDrivenData.H"
#include "meshSurfaceEngine.H"
#include "extrudeLayer.H"

#include "addToRunTimeSelectionTable.H"

# ifdef USE_OMP
#include <omp.h>
# endif

// #define DEBUGSearch

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

namespace Foam
{

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

defineTypeNameAndDebug(createFundamentalSheetsFJ, 0);
addToRunTimeSelectionTable
(
    createFundamentalSheets,
    createFundamentalSheetsFJ,
    polyMeshGen
);

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

void createFundamentalSheetsFJ::createInitialSheet()
{
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    if( !createWrapperSheet_ )
        return;

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    const PtrList<boundaryPatch>& boundaries = mesh_.boundaries();

    const label start = boundaries[0].patchStart();
    const label end
    (
        boundaries[boundaries.size()-1].patchStart() +
        boundaries[boundaries.size()-1].patchSize()
    );

    faceListPMG::subList bFaces(mesh_.faces(), end-start, start);

    const labelList& owner = mesh_.owner();

    LongList<labelPair> extrudeFaces(end-start);

    # ifdef USE_OMP
    # pragma omp parallel for
    # endif
    for(label faceI=start;faceI<end;++faceI)
        extrudeFaces[faceI-start] = labelPair(faceI, owner[faceI]);

    extrudeLayer(mesh_, extrudeFaces);
}

void createFundamentalSheetsFJ::createSheetsAtFeatureEdges()
{
    const PtrList<boundaryPatch>& boundaries = mesh_.boundaries();

    forAll(boundaries, patchI)
    {
        const cellListPMG& cells = mesh_.cells();
        boolList patchCell(cells.size(), false);

        const labelList& owner = mesh_.owner();
        const labelList& neighbour = mesh_.neighbour();

        const label start = boundaries[patchI].patchStart();
        const label end = start + boundaries[patchI].patchSize();

        for(label faceI=start;faceI<end;++faceI)
            patchCell[owner[faceI]] = true;

        LongList<labelPair> front;

        for(label faceI=start;faceI<end;++faceI)
        {
            const cell& c = cells[owner[faceI]];

            forAll(c, fI)
            {
                if( neighbour[c[fI]] < 0 )
                    continue;

                label nei = owner[c[fI]];
                if( nei == owner[faceI] )
                    nei = neighbour[c[fI]];

                if( !patchCell[nei] )
                    front.append(labelPair(c[fI], nei));
            }
        }

        extrudeLayer(mesh_, front);
    }
//     const cellListPMG& cells = mesh_.cells();
//     const labelList& owner = mesh_.owner();
//     const labelList& neighbour = mesh_.neighbour();
//
//     const label start = boundaries[0].patchStart();
//     const label end
//     (
//         boundaries[boundaries.size()-1].patchStart() +
//         boundaries[boundaries.size()-1].patchSize()
//     );
//
//     faceListPMG::subList bFaces(mesh_.faces(), end-start, start);
//
//     labelList patchCell(mesh_.cells().size());
//
//     LongList<labelPair> front;
//
//     const label nThreads = 2 * omp_get_num_procs();
//     # pragma omp parallel num_threads(nThreads)
//     {
//         # pragma omp for
//         forAll(patchCell, cellI)
//             patchCell[cellI] = -1;
//
//         # pragma omp barrier
//
//         # pragma omp for
//         for(label faceI=start;faceI<end;++faceI)
//             patchCell[owner[faceI]] = mesh_.faceIsInPatch(faceI);
//
//         //- create the front faces
//         LongList<labelPair> localFront;
//
//         # pragma omp for
//         for(label faceI=start;faceI<end;++faceI)
//         {
//             const cell& c = cells[owner[faceI]];
//             const label patchI = mesh_.faceIsInPatch(faceI);
//
//             forAll(c, fI)
//             {
//                 if( neighbour[c[fI]] < 0 )
//                     continue;
//
//                 label nei = owner[c[fI]];
//                 if( nei == owner[faceI] )
//                     nei = neighbour[c[fI]];
//
//                 if( patchCell[nei] != patchI )
//                     localFront.append(labelPair(c[fI], nei));
//             }
//         }
//
//         label frontStart(-1);
//         # pragma omp critical
//         {
//             frontStart = front.size();
//             front.setSize(front.size()+localFront.size());
//         }
//
//         # pragma omp barrier
//
//         //- copy the local front into the global front
//         forAll(localFront, lfI)
//             front[frontStart+lfI] = localFront[lfI];
//     }
//
//     //- extrude the layer
//     extrudeLayer(mesh_, front);
}

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

// Construct from mesh, octree, regions for boundary vertices
createFundamentalSheetsFJ::createFundamentalSheetsFJ
(
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    polyMeshGen& mesh,
    const bool createWrapperSheet
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)
:
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    createFundamentalSheets(mesh, createWrapperSheet)
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{
    createInitialSheet();

    createSheetsAtFeatureEdges();
}

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

createFundamentalSheetsFJ::~createFundamentalSheetsFJ()
{}

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

} // End namespace Foam

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