MapVolFields.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 1991-2010 OpenCFD Ltd.
     \\/     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.

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    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
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\*---------------------------------------------------------------------------*/

#ifndef MapVolFields_H
#define MapVolFields_H

#include <OpenFOAM/GeometricField.H>
#include <sampling/meshToMesh.H>
#include <OpenFOAM/IOobjectList.H>

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

template<class Type>
void MapVolFields
(
    const IOobjectList& objects,
    const meshToMesh& meshToMeshInterp
)
{
    const fvMesh& meshSource = meshToMeshInterp.fromMesh();
    const fvMesh& meshTarget = meshToMeshInterp.toMesh();

    word fieldClassName
    (
        GeometricField<Type, fvPatchField, volMesh>::typeName
    );

    IOobjectList fields = objects.lookupClass(fieldClassName);

    for
    (
        IOobjectList::iterator fieldIter = fields.begin();
        fieldIter != fields.end();
        ++fieldIter
    )
    {
        IOobject fieldTargetIOobject
        (
            fieldIter()->name(),
            meshTarget.time().timeName(),
            meshTarget,
            IOobject::MUST_READ,
            IOobject::AUTO_WRITE
        );

        if (fieldTargetIOobject.headerOk())
        {
            Info<< "    interpolating " << fieldIter()->name()
                << endl;

            // Read field fieldSource
            GeometricField<Type, fvPatchField, volMesh> fieldSource
            (
                *fieldIter(),
                meshSource
            );

            // Read fieldTarget
            GeometricField<Type, fvPatchField, volMesh> fieldTarget
            (
                fieldTargetIOobject,
                meshTarget
            );

            // Interpolate field
            meshToMeshInterp.interpolate
            (
                fieldTarget,
                fieldSource,
                meshToMesh::INTERPOLATE
            );

            // Write field
            fieldTarget.write();
        }
    }
}


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

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