MeshToMeshMapGeometricFields.H

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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/>.
 
Class
    Foam::MeshToMeshMapGeometricFields
 
Description
    Generic internal field mapper.  For "real" mapping, add template
    specialisations for mapping of internal fields depending on mesh
    type.
 
\*---------------------------------------------------------------------------*/
 
#ifndef MeshToMeshMapGeometricFields_H
#define MeshToMeshMapGeometricFields_H
 
#include "polyMesh.H"
#include "fvMeshToFvMesh.H"
#include "fvPatchFieldMapper.H"
#include "pointPatchFieldMapper.H"
#include "setSizeFieldMapper.H"
#include "processorPolyPatch.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
template<class Type>
void MeshToMeshMapVolFields
(
    const fvMesh& mesh,
    const fvMeshToFvMesh& mapper
)
{
    HashTable<const VolField<Type>*> fields
    (
        mesh.objectRegistry::template lookupClass<VolField<Type>>()
    );
 
    // Deleted old time fields
    for
    (
        typename HashTable<const VolField<Type>*>::
            iterator fieldIter = fields.begin();
        fieldIter != fields.end();
        ++fieldIter
    )
    {
        VolField<Type>& field =
            const_cast<VolField<Type>&>
            (*fieldIter());
 
        field.clearOldTimes();
    }
 
    fields =
    (
        mesh.objectRegistry::template lookupClass<VolField<Type>>()
    );
 
    for
    (
        typename HashTable<const VolField<Type>*>::
            iterator fieldIter = fields.begin();
        fieldIter != fields.end();
        ++fieldIter
    )
    {
        VolField<Type>& field =
            const_cast<VolField<Type>&>(*fieldIter());
 
        if (fvMeshToFvMesh::debug)
        {
            Info<< "Mapping " << field.typeName << ' ' << field.name()
                << endl;
        }
 
        field.reset(mapper.srcToTgt(field));
 
        field.instance() = field.time().name();
    }
}
 
 
template<class Type>
void MeshToMeshMapVolInternalFields
(
    const fvMesh& mesh,
    const fvMeshToFvMesh& mapper
)
{
    // Note: use strict flag on lookupClass to avoid picking up volFields
    HashTable<const VolInternalField<Type>*> fields
    (
        mesh.objectRegistry::template lookupClass<VolInternalField<Type>>(true)
    );
 
    for
    (
        typename HashTable<const VolInternalField<Type>*>::
            iterator fieldIter = fields.begin();
        fieldIter != fields.end();
        ++fieldIter
    )
    {
        VolInternalField<Type>& field =
            const_cast<VolInternalField<Type>&>(*fieldIter());
 
        if (fvMeshToFvMesh::debug)
        {
            Info<< "Mapping " << field.typeName << ' ' << field.name()
                << endl;
        }
 
        field.reset(mapper.srcToTgt<Type>(field));
 
        field.instance() = field.time().name();
    }
}
 
 
template
<
    class Type,
    template<class> class PatchField,
    class GeoMesh,
    class SetSizePatchFieldMapper
>
void NaNGeometricFields
(
    const fvMesh& mesh,
    const fvMeshToFvMesh& mapper
)
{
    typedef GeometricField<Type, PatchField, GeoMesh> GField;
 
    HashTable<const GField*> fields
    (
        mesh.objectRegistry::template lookupClass<GField>()
    );
 
    // Deleted old time fields
    for
    (
        typename HashTable<const GField*>::
            iterator fieldIter = fields.begin();
        fieldIter != fields.end();
        ++fieldIter
    )
    {
        GField& field = const_cast<GField&>(*fieldIter());
        field.clearOldTimes();
    }
 
    fields = mesh.objectRegistry::template lookupClass<GField>();
 
    Type NaN;
 
    for (direction cmpt = 0; cmpt < pTraits<Type>::nComponents; cmpt++)
    {
        setComponent(NaN, cmpt) = std::numeric_limits<scalar>::signaling_NaN();
    }
 
    for
    (
        typename HashTable<const GField*>::iterator fieldIter = fields.begin();
        fieldIter != fields.end();
        ++fieldIter
    )
    {
        GField& field = const_cast<GField&>(*fieldIter());
 
        if (fvMeshToFvMesh::debug)
        {
            Info<< "Setting to NaN " << field.typeName << ' ' << field.name()
                << endl;
        }
 
        const typename GField::Mesh& mesh = field.mesh();
 
        field.primitiveFieldRef().setSize(GeoMesh::size(mesh));
        field.primitiveFieldRef() = NaN;
 
        field.boundaryFieldRef().setSize(mesh.boundary().size());
 
        forAll(mesh.boundary(), patchi)
        {
            if (isA<processorPolyPatch>(mesh().boundaryMesh()[patchi]))
            {
                field.boundaryFieldRef().set
                (
                    patchi,
                    PatchField<Type>::New
                    (
                        calculatedFvPatchField<Type>::typeName,
                        mesh.boundary()[patchi],
                        field
                    )
                );
            }
            else
            {
                typename GField::Patch& pf = field.boundaryFieldRef()[patchi];
                pf.map(pf, SetSizePatchFieldMapper(pf.patch().size()));
            }
 
            field.boundaryFieldRef()[patchi] == NaN;
        }
 
        field.instance() = field.time().name();
    }
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //