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152 lines
4.3 KiB
C
152 lines
4.3 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 2011-2013 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "processorFvPatchScalarField.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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template<>
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void processorFvPatchField<scalar>::initInterfaceMatrixUpdate
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(
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scalarField&,
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const scalarField& psiInternal,
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const scalarField&,
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const direction,
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const Pstream::commsTypes commsType
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) const
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{
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this->patch().patchInternalField(psiInternal, scalarSendBuf_);
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if (commsType == Pstream::nonBlocking && !Pstream::floatTransfer)
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{
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// Fast path.
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if (debug && !this->ready())
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{
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FatalErrorIn
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(
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"processorFvPatchField<scalar>::initInterfaceMatrixUpdate(..)"
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) << "On patch " << procPatch_.name()
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<< " outstanding request."
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<< abort(FatalError);
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}
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scalarReceiveBuf_.setSize(scalarSendBuf_.size());
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outstandingRecvRequest_ = UPstream::nRequests();
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IPstream::read
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(
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Pstream::nonBlocking,
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procPatch_.neighbProcNo(),
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reinterpret_cast<char*>(scalarReceiveBuf_.begin()),
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scalarReceiveBuf_.byteSize(),
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procPatch_.tag()
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);
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outstandingSendRequest_ = UPstream::nRequests();
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OPstream::write
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(
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Pstream::nonBlocking,
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procPatch_.neighbProcNo(),
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reinterpret_cast<const char*>(scalarSendBuf_.begin()),
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scalarSendBuf_.byteSize(),
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procPatch_.tag()
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);
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}
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else
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{
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procPatch_.compressedSend(commsType, scalarSendBuf_);
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}
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const_cast<processorFvPatchField<scalar>&>(*this).updatedMatrix() = false;
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}
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template<>
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void processorFvPatchField<scalar>::updateInterfaceMatrix
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(
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scalarField& result,
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const scalarField&,
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const scalarField& coeffs,
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const direction,
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const Pstream::commsTypes commsType
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) const
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{
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if (this->updatedMatrix())
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{
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return;
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}
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const labelUList& faceCells = this->patch().faceCells();
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if (commsType == Pstream::nonBlocking && !Pstream::floatTransfer)
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{
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// Fast path.
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if
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(
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outstandingRecvRequest_ >= 0
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&& outstandingRecvRequest_ < Pstream::nRequests()
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)
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{
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UPstream::waitRequest(outstandingRecvRequest_);
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}
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// Recv finished so assume sending finished as well.
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outstandingSendRequest_ = -1;
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outstandingRecvRequest_ = -1;
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// Consume straight from scalarReceiveBuf_
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forAll(faceCells, elemI)
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{
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result[faceCells[elemI]] -= coeffs[elemI]*scalarReceiveBuf_[elemI];
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}
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}
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else
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{
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scalarField pnf
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(
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procPatch_.compressedReceive<scalar>(commsType, this->size())()
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);
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forAll(faceCells, elemI)
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{
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result[faceCells[elemI]] -= coeffs[elemI]*pnf[elemI];
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}
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}
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const_cast<processorFvPatchField<scalar>&>(*this).updatedMatrix() = true;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// ************************************************************************* //
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