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

236 lines
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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 "faFieldDecomposer.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
faFieldDecomposer::patchFieldDecomposer::patchFieldDecomposer
(
const label sizeBeforeMapping,
const unallocLabelList& addressingSlice,
const label addressingOffset
)
:
sizeBeforeMapping_(sizeBeforeMapping),
directAddressing_(addressingSlice)
{
forAll (directAddressing_, i)
{
// Subtract one to align addressing.
// directAddressing_[i] -= addressingOffset + 1;
// ZT, 12/Nov/2010
directAddressing_[i] -= addressingOffset;
}
}
faFieldDecomposer::processorAreaPatchFieldDecomposer::
processorAreaPatchFieldDecomposer
(
const faMesh& mesh,
const unallocLabelList& addressingSlice
)
:
sizeBeforeMapping_(mesh.nFaces()),
addressing_(addressingSlice.size()),
weights_(addressingSlice.size())
{
const scalarField& weights = mesh.weights().internalField();
const labelList& own = mesh.edgeOwner();
const labelList& neighb = mesh.edgeNeighbour();
forAll (addressing_, i)
{
// Subtract one to align addressing.
label ai = addressingSlice[i];
// label ai = mag(addressingSlice[i]) - 1;
if (ai < neighb.size())
{
// This is a regular edge. it has been an internal edge
// of the original mesh and now it has become a edge
// on the parallel boundary
addressing_[i].setSize(2);
weights_[i].setSize(2);
addressing_[i][0] = own[ai];
addressing_[i][1] = neighb[ai];
weights_[i][0] = weights[ai];
weights_[i][1] = 1.0 - weights[ai];
}
else
{
// This is a edge that used to be on a cyclic boundary
// but has now become a parallel patch edge. I cannot
// do the interpolation properly (I would need to look
// up the different (edge) list of data), so I will
// just grab the value from the owner face
//
addressing_[i].setSize(1);
weights_[i].setSize(1);
addressing_[i][0] = own[ai];
weights_[i][0] = 1.0;
}
}
}
faFieldDecomposer::processorEdgePatchFieldDecomposer::
processorEdgePatchFieldDecomposer
(
label sizeBeforeMapping,
const unallocLabelList& addressingSlice
)
:
sizeBeforeMapping_(sizeBeforeMapping),
addressing_(addressingSlice.size()),
weights_(addressingSlice.size())
{
forAll (addressing_, i)
{
addressing_[i].setSize(1);
weights_[i].setSize(1);
addressing_[i][0] = mag(addressingSlice[i]) - 1;
weights_[i][0] = sign(addressingSlice[i]);
}
}
faFieldDecomposer::faFieldDecomposer
(
const faMesh& completeMesh,
const faMesh& procMesh,
const labelList& edgeAddressing,
const labelList& faceAddressing,
const labelList& boundaryAddressing
)
:
completeMesh_(completeMesh),
procMesh_(procMesh),
edgeAddressing_(edgeAddressing),
faceAddressing_(faceAddressing),
boundaryAddressing_(boundaryAddressing),
patchFieldDecomposerPtrs_
(
procMesh_.boundary().size(),
static_cast<patchFieldDecomposer*>(NULL)
),
processorAreaPatchFieldDecomposerPtrs_
(
procMesh_.boundary().size(),
static_cast<processorAreaPatchFieldDecomposer*>(NULL)
),
processorEdgePatchFieldDecomposerPtrs_
(
procMesh_.boundary().size(),
static_cast<processorEdgePatchFieldDecomposer*>(NULL)
)
{
forAll (boundaryAddressing_, patchi)
{
if (boundaryAddressing_[patchi] >= 0)
{
patchFieldDecomposerPtrs_[patchi] = new patchFieldDecomposer
(
completeMesh_.boundary()[boundaryAddressing_[patchi]].size(),
procMesh_.boundary()[patchi].patchSlice(edgeAddressing_),
// completeMesh_.boundaryMesh()
completeMesh_.boundary()
[
boundaryAddressing_[patchi]
].start()
);
}
else
{
processorAreaPatchFieldDecomposerPtrs_[patchi] =
new processorAreaPatchFieldDecomposer
(
completeMesh_,
procMesh_.boundary()[patchi].patchSlice(edgeAddressing_)
);
processorEdgePatchFieldDecomposerPtrs_[patchi] =
new processorEdgePatchFieldDecomposer
(
procMesh_.boundary()[patchi].size(),
static_cast<const unallocLabelList&>
(
procMesh_.boundary()[patchi].patchSlice
(
edgeAddressing_
)
)
);
}
}
}
// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
faFieldDecomposer::~faFieldDecomposer()
{
forAll (patchFieldDecomposerPtrs_, patchi)
{
if (patchFieldDecomposerPtrs_[patchi])
{
delete patchFieldDecomposerPtrs_[patchi];
}
}
forAll (processorAreaPatchFieldDecomposerPtrs_, patchi)
{
if (processorAreaPatchFieldDecomposerPtrs_[patchi])
{
delete processorAreaPatchFieldDecomposerPtrs_[patchi];
}
}
forAll (processorEdgePatchFieldDecomposerPtrs_, patchi)
{
if (processorEdgePatchFieldDecomposerPtrs_[patchi])
{
delete processorEdgePatchFieldDecomposerPtrs_[patchi];
}
}
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// ************************************************************************* //