readFieldsTemplates.C

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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    Copyright (C) 2011-2016 OpenFOAM Foundation
    Copyright (C) 2015-2020 OpenCFD Ltd.
-------------------------------------------------------------------------------
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 "readFields.H"
#include "volFields.H"
#include "surfaceFields.H"
#include "Time.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
template<class Type>
bool Foam::functionObjects::readFields::loadField(const word& fieldName)
{
    typedef GeometricField<Type, fvPatchField, volMesh> VolFieldType;
    typedef typename VolFieldType::Internal IntVolFieldType;
    typedef GeometricField<Type, fvsPatchField, surfaceMesh> SurfaceFieldType;
 
    if (foundObject<VolFieldType>(fieldName))
    {
        DebugInfo
            << "readFields : " << VolFieldType::typeName
            << " " << fieldName << " already in database"
            << endl;
    }
    else if (foundObject<IntVolFieldType>(fieldName))
    {
        DebugInfo
            << "readFields : " << IntVolFieldType::typeName
            << " " << fieldName << " already in database"
            << endl;
    }
    else if (foundObject<SurfaceFieldType>(fieldName))
    {
        DebugInfo
            << "readFields: " << SurfaceFieldType::typeName
            << " " << fieldName << " already exists in database"
            << " already in database" << endl;
    }
    else
    {
        IOobject fieldHeader
        (
            fieldName,
            mesh_.time().timeName(),
            mesh_,
            IOobject::MUST_READ,
            IOobject::NO_WRITE
        );
 
        if (fieldHeader.typeHeaderOk<VolFieldType>(true, true, false))
        {
            // Store field on mesh database
            Log << "    Reading " << fieldName << endl;
            auto* fldPtr(new VolFieldType(fieldHeader, mesh_));
            mesh_.objectRegistry::store(fldPtr);
            return true;
        }
        else if (fieldHeader.typeHeaderOk<IntVolFieldType>(true, true, false))
        {
            // Store field on mesh database
            Log << "    Reading " << fieldName << endl;
            auto* fldPtr(new IntVolFieldType(fieldHeader, mesh_));
            mesh_.objectRegistry::store(fldPtr);
            return true;
        }
        else if (fieldHeader.typeHeaderOk<SurfaceFieldType>(true, true, false))
        {
            // Store field on mesh database
            Log << "    Reading " << fieldName << endl;
            auto* fldPtr(new SurfaceFieldType(fieldHeader, mesh_));
            mesh_.objectRegistry::store(fldPtr);
            return true;
        }
    }
 
    return false;
}
 
 
// ************************************************************************* //