processorCyclicPointPatchField.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
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.
 
    OpenFOAM 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 OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
\*---------------------------------------------------------------------------*/
 
#include "processorCyclicPointPatchField.H"
#include "transformField.H"
#include "processorPolyPatch.H"
 
 
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
 
template<class Type>
Foam::processorCyclicPointPatchField<Type>::processorCyclicPointPatchField
(
    const pointPatch& p,
    const DimensionedField<Type, pointMesh>& iF
)
:
    coupledPointPatchField<Type>(p, iF),
    procPatch_(refCast<const processorCyclicPointPatch>(p)),
    receiveBuf_(0)
{}
 
 
template<class Type>
Foam::processorCyclicPointPatchField<Type>::processorCyclicPointPatchField
(
    const pointPatch& p,
    const DimensionedField<Type, pointMesh>& iF,
    const dictionary& dict
)
:
    coupledPointPatchField<Type>(p, iF, dict),
    procPatch_(refCast<const processorCyclicPointPatch>(p)),
    receiveBuf_(0)
{}
 
 
template<class Type>
Foam::processorCyclicPointPatchField<Type>::processorCyclicPointPatchField
(
    const processorCyclicPointPatchField<Type>& ptf,
    const pointPatch& p,
    const DimensionedField<Type, pointMesh>& iF,
    const pointPatchFieldMapper& mapper
)
:
    coupledPointPatchField<Type>(ptf, p, iF, mapper),
    procPatch_(refCast<const processorCyclicPointPatch>(ptf.patch())),
    receiveBuf_(0)
{}
 
 
template<class Type>
Foam::processorCyclicPointPatchField<Type>::processorCyclicPointPatchField
(
    const processorCyclicPointPatchField<Type>& ptf,
    const DimensionedField<Type, pointMesh>& iF
)
:
    coupledPointPatchField<Type>(ptf, iF),
    procPatch_(refCast<const processorCyclicPointPatch>(ptf.patch())),
    receiveBuf_(0)
{}
 
 
// * * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * //
 
template<class Type>
Foam::processorCyclicPointPatchField<Type>::~processorCyclicPointPatchField()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
template<class Type>
void Foam::processorCyclicPointPatchField<Type>::initSwapAddSeparated
(
    const Pstream::commsTypes commsType,
    Field<Type>& pField
) const
{
    if (Pstream::parRun())
    {
        // Get internal field into correct order for opposite side
        Field<Type> pf
        (
            this->patchInternalField
            (
                pField,
                procPatch_.reverseMeshPoints()
            )
        );
 
        if (commsType == Pstream::nonBlocking)
        {
            receiveBuf_.setSize(pf.size());
            IPstream::read
            (
                commsType,
                procPatch_.neighbProcNo(),
                reinterpret_cast<char*>(receiveBuf_.begin()),
                receiveBuf_.byteSize(),
                procPatch_.tag(),
                procPatch_.comm()
            );
        }
        OPstream::write
        (
            commsType,
            procPatch_.neighbProcNo(),
            reinterpret_cast<const char*>(pf.begin()),
            pf.byteSize(),
            procPatch_.tag(),
            procPatch_.comm()
        );
    }
}
 
 
template<class Type>
void Foam::processorCyclicPointPatchField<Type>::swapAddSeparated
(
    const Pstream::commsTypes commsType,
    Field<Type>& pField
) const
{
    if (Pstream::parRun())
    {
        // If nonblocking data has already been received into receiveBuf_
        if (commsType != Pstream::nonBlocking)
        {
            receiveBuf_.setSize(this->size());
            IPstream::read
            (
                commsType,
                procPatch_.neighbProcNo(),
                reinterpret_cast<char*>(receiveBuf_.begin()),
                receiveBuf_.byteSize(),
                procPatch_.tag(),
                procPatch_.comm()
            );
        }
 
        if (doTransform())
        {
            const processorCyclicPolyPatch& ppp =
                procPatch_.procCyclicPolyPatch();
            const tensor& forwardT = ppp.forwardT()[0];
 
            transform(receiveBuf_, forwardT, receiveBuf_);
        }
 
        // All points are separated
        this->addToInternalField(pField, receiveBuf_);
    }
}
 
 
// ************************************************************************* //