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foam-extend4.1-coherent-io/applications/utilities/mesh/generation/blockMesh/checkBlockMesh.C
2013-12-11 16:09:41 +00:00

144 lines
4.5 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | foam-extend: Open Source CFD
\\ / O peration |
\\ / A nd | For copyright notice see file Copyright
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of foam-extend.
foam-extend 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.
foam-extend 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 foam-extend. If not, see <http://www.gnu.org/licenses/>.
Description
\*---------------------------------------------------------------------------*/
#include "blockMesh.H"
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
// Check the blockMesh topology
void Foam::blockMesh::checkBlockMesh(const polyMesh& bm)
{
Info<< nl << "Check block mesh topology" << endl;
bool blockMeshOK = true;
const pointField& points = bm.points();
const faceList& faces = bm.faces();
const cellList& cells = bm.cells();
const polyPatchList& patches = bm.boundaryMesh();
label nBoundaryFaces=0;
forAll(cells, celli)
{
nBoundaryFaces += cells[celli].nFaces();
}
nBoundaryFaces -= 2*bm.nInternalFaces();
label nDefinedBoundaryFaces=0;
forAll(patches, patchi)
{
nDefinedBoundaryFaces += patches[patchi].size();
}
Info<< nl << tab << "Basic statistics" << endl;
Info<< tab << tab << "Number of internal faces : "
<< bm.nInternalFaces() << endl;
Info<< tab << tab << "Number of boundary faces : "
<< nBoundaryFaces << endl;
Info<< tab << tab << "Number of defined boundary faces : "
<< nDefinedBoundaryFaces << endl;
Info<< tab << tab << "Number of undefined boundary faces : "
<< nBoundaryFaces - nDefinedBoundaryFaces << endl;
if ((nBoundaryFaces - nDefinedBoundaryFaces) > 0)
{
Info<< tab << tab << tab
<< "(Warning : only leave undefined the front and back planes "
<< "of 2D planar geometries!)" << endl;
}
Info<< nl << tab << "Checking patch -> block consistency" << endl;
forAll(patches, patchi)
{
const faceList& Patch = patches[patchi];
forAll(Patch, patchFacei)
{
const face& patchFace = Patch[patchFacei];
bool patchFaceOK = false;
forAll(cells, celli)
{
const labelList& cellFaces = cells[celli];
forAll(cellFaces, cellFacei)
{
if (patchFace == faces[cellFaces[cellFacei]])
{
patchFaceOK = true;
if
(
(
patchFace.normal(points)
& faces[cellFaces[cellFacei]].normal(points)
) < 0.0
)
{
Info<< tab << tab
<< "Face " << patchFacei
<< " of patch " << patchi
<< " (" << patches[patchi].name() << ")"
<< " points inwards"
<< endl;
blockMeshOK = false;
}
}
}
}
if (!patchFaceOK)
{
Info<< tab << tab
<< "Face " << patchFacei
<< " of patch " << patchi
<< " (" << patches[patchi].name() << ")"
<< " does not match any block faces" << endl;
blockMeshOK = false;
}
}
}
if (!blockMeshOK)
{
FatalErrorIn("blockMesh::checkBlockMesh(const polyMesh& bm)")
<< "Block mesh topology incorrect, stopping mesh generation!"
<< exit(FatalError);
}
}
// ************************************************************************* //