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foam-extend4.1-coherent-io/applications/utilities/parallelProcessing/reconstructParMesh/tetPointFieldReconstructor.C
2015-05-17 15:58:16 +02:00

163 lines
4.8 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | foam-extend: Open Source CFD
\\ / O peration | Version: 3.2
\\ / A nd | Web: http://www.foam-extend.org
\\/ M anipulation | For copyright notice see file Copyright
-------------------------------------------------------------------------------
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/>.
\*---------------------------------------------------------------------------*/
#include "tetPointFieldReconstructor.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
// Calculate point addressing
labelList tetPointFieldReconstructor::procAddressing
(
const label procNo
) const
{
// Allocate the addressing
labelList addr(procMeshes_[procNo].nPoints(), -1);
const labelList& pointAddr = pointProcAddressing_[procNo];
const labelList& cellAddr = cellProcAddressing_[procNo];
label nAddr = 0;
// Insert point addressing
// Use only live points. HJ, 14/Apr/2009
for (label pointI = 0; pointI < procMeshes_[procNo]().nPoints(); pointI++)
{
addr[nAddr] = pointAddr[pointI];
nAddr++;
}
// Insert face addressing. Only for face decomposition
const labelList& faceAddr = faceProcAddressing_[procNo];
const label faceOffset = mesh_.faceOffset();
// Use only live faces. HJ, 14/Apr/2009
for (label faceI = 0; faceI < procMeshes_[procNo]().nFaces(); faceI++)
{
// Remember to decrement the index by one (turning index)
addr[nAddr] = faceOffset + mag(faceAddr[faceI]) - 1;
nAddr++;
}
// Insert cell addressing
const label cellOffset = mesh_.cellOffset();
forAll (cellAddr, cellI)
{
addr[nAddr] = cellOffset + cellAddr[cellI];
nAddr++;
}
return addr;
}
labelList tetPointFieldReconstructor::procPatchAddressing
(
const labelList& procToGlobalAddr,
const label procNo,
const label patchNo
) const
{
labelList addr(procMeshes_[procNo].boundary()[patchNo].size(), -1);
// Algorithm:
// Go to the global patch, create a lookup list the size of all
// points in the mesh and then gather the points for the current
// patch.
labelList pointLookup(mesh_.nPoints(), -1);
const labelList& globalPatchPoints =
mesh_.boundary()[boundaryProcAddressing_[procNo][patchNo]].meshPoints();
forAll (globalPatchPoints, pointI)
{
pointLookup[globalPatchPoints[pointI]] = pointI;
}
// Gather the information
const labelList& procPatchPoints =
procMeshes_[procNo].boundary()[patchNo].meshPoints();
forAll (procPatchPoints, pointI)
{
addr[pointI] =
pointLookup[procToGlobalAddr[procPatchPoints[pointI]]];
}
if (addr.size() && min(addr) < 0)
{
FatalErrorIn
(
"labelList tetPointFieldReconstructor::"
"patchProcAddressing\n"
"(\n"
" const labelList& procToGlobalAddr,\n"
" const label procNo,\n"
" const label patchNo\n"
") const"
) << "error in addressing"
<< abort(FatalError);
}
return addr;
}
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
// Construct from components
tetPointFieldReconstructor::tetPointFieldReconstructor
(
tetPolyMesh& mesh,
const PtrList<tetPolyMesh>& procMeshes,
const PtrList<labelIOList>& pointProcAddressing,
const PtrList<labelIOList>& faceProcAddressing,
const PtrList<labelIOList>& cellProcAddressing,
const PtrList<labelIOList>& boundaryProcAddressing
)
:
mesh_(mesh),
procMeshes_(procMeshes),
pointProcAddressing_(pointProcAddressing),
faceProcAddressing_(faceProcAddressing),
cellProcAddressing_(cellProcAddressing),
boundaryProcAddressing_(boundaryProcAddressing)
{}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// ************************************************************************* //