degenerateMatcher.C

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    Copyright (C) 2011-2016 OpenFOAM Foundation
-------------------------------------------------------------------------------
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.
 
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
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#include "degenerateMatcher.H"
#include "primitiveMesh.H"
#include "ListOps.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
Foam::hexMatcher Foam::degenerateMatcher::hex;
Foam::wedgeMatcher Foam::degenerateMatcher::wedge;
Foam::prismMatcher Foam::degenerateMatcher::prism;
Foam::tetWedgeMatcher Foam::degenerateMatcher::tetWedge;
Foam::pyrMatcher Foam::degenerateMatcher::pyr;
Foam::tetMatcher Foam::degenerateMatcher::tet;
 
 
// * * * * * * * * * * * * * Static Member Functions * * * * * * * * * * * * //
 
Foam::cellShape Foam::degenerateMatcher::match
(
    const faceList& faces,
    const labelList& owner,
    const label celli,
    const labelList& cellFaces
)
{
    // Recognize in order of assumed occurrence.
 
    if (hex.matchShape(false, faces, owner, celli, cellFaces))
    {
        return cellShape(hex.model(), hex.vertLabels());
    }
    if (tet.matchShape(false, faces, owner, celli, cellFaces))
    {
        return cellShape(tet.model(), tet.vertLabels());
    }
    if (prism.matchShape(false, faces, owner, celli, cellFaces))
    {
        return cellShape(prism.model(), prism.vertLabels());
    }
    if (pyr.matchShape(false, faces, owner, celli, cellFaces))
    {
        return cellShape(pyr.model(), pyr.vertLabels());
    }
    if (wedge.matchShape(false, faces, owner, celli, cellFaces))
    {
        return cellShape(wedge.model(), wedge.vertLabels());
    }
    if (tetWedge.matchShape(false, faces, owner, celli, cellFaces))
    {
        return cellShape(tetWedge.model(), tetWedge.vertLabels());
    }
 
    return cellShape(cellModel::ref(cellModel::UNKNOWN), labelList());
}
 
 
Foam::cellShape Foam::degenerateMatcher::match(const faceList& faces)
{
    // Do as if single cell mesh; all faces are referenced by a single cell
 
    return match
    (
        faces,
        labelList(faces.size(), Zero),  // cell 0 is owner of all faces
        0,                              // cell 0
        identity(faces.size())          // cell 0 consists of all faces
    );
}
 
 
Foam::cellShape Foam::degenerateMatcher::match(const cellShape& shape)
{
    return match(shape.collapsedFaces());
}
 
 
Foam::cellShape Foam::degenerateMatcher::match
(
    const primitiveMesh& mesh,
    const label celli
)
{
    return match
    (
        mesh.faces(),
        mesh.faceOwner(),
        celli,
        mesh.cells()[celli]
    );
}
 
 
// ************************************************************************* //