complexFields.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011 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/>.
 
Description
    Specialisation of Field<T> for complex and complexVector.
 
\*---------------------------------------------------------------------------*/
 
#include "complexFields.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
defineCompoundTypeName(List<complex>, complexList);
addCompoundToRunTimeSelectionTable(List<complex>, complexList);
 
complexField ComplexField(const UList<scalar>& re, const UList<scalar>& im)
{
    complexField cf(re.size());
 
    forAll(cf, i)
    {
        cf[i].Re() = re[i];
        cf[i].Im() = im[i];
    }
 
    return cf;
}
 
 
complexField ReComplexField(const UList<scalar>& sf)
{
    complexField cf(sf.size());
 
    forAll(cf, i)
    {
        cf[i].Re() = sf[i];
        cf[i].Im() = 0.0;
    }
 
    return cf;
}
 
 
complexField ImComplexField(const UList<scalar>& sf)
{
    complexField cf(sf.size());
 
    forAll(cf, i)
    {
        cf[i].Re() = 0.0;
        cf[i].Im() = sf[i];
    }
 
    return cf;
}
 
 
scalarField ReImSum(const UList<complex>& cf)
{
    scalarField sf(cf.size());
 
    forAll(sf, i)
    {
        sf[i] = cf[i].Re() + cf[i].Im();
    }
 
    return sf;
}
 
 
scalarField Re(const UList<complex>& cf)
{
    scalarField sf(cf.size());
 
    forAll(sf, i)
    {
        sf[i] = cf[i].Re();
    }
 
    return sf;
}
 
 
scalarField Im(const UList<complex>& cf)
{
    scalarField sf(cf.size());
 
    forAll(sf, i)
    {
        sf[i] = cf[i].Im();
    }
 
    return sf;
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
defineCompoundTypeName(List<complexVector>, complexVectorList);
addCompoundToRunTimeSelectionTable(List<complexVector>, complexVectorList);
 
complexVectorField ComplexField
(
    const UList<vector>& re,
    const UList<vector>& im
)
{
    complexVectorField cvf(re.size());
 
    for (direction cmpt=0; cmpt<vector::nComponents; cmpt++)
    {
        forAll(cvf, i)
        {
            cvf[i].component(cmpt).Re() = re[i].component(cmpt);
            cvf[i].component(cmpt).Im() = im[i].component(cmpt);
        }
    }
 
    return cvf;
}
 
 
complexVectorField ReComplexField(const UList<vector>& vf)
{
    complexVectorField cvf(vf.size());
 
    for (direction cmpt=0; cmpt<vector::nComponents; cmpt++)
    {
        forAll(cvf, i)
        {
            cvf[i].component(cmpt).Re() = vf[i].component(cmpt);
            cvf[i].component(cmpt).Im() = 0.0;
        }
    }
 
    return cvf;
}
 
 
complexVectorField ImComplexField(const UList<vector>& vf)
{
    complexVectorField cvf(vf.size());
 
    for (direction cmpt=0; cmpt<vector::nComponents; cmpt++)
    {
        forAll(cvf, i)
        {
            cvf[i].component(cmpt).Re() = 0.0;
            cvf[i].component(cmpt).Im() = vf[i].component(cmpt);
        }
    }
 
    return cvf;
}
 
 
vectorField ReImSum(const UList<complexVector>& cvf)
{
    vectorField vf(cvf.size());
 
    for (direction cmpt=0; cmpt<vector::nComponents; cmpt++)
    {
        forAll(cvf, i)
        {
            vf[i].component(cmpt) =
                cvf[i].component(cmpt).Re() + cvf[i].component(cmpt).Im();
        }
    }
 
    return vf;
}
 
 
vectorField Re(const UList<complexVector>& cvf)
{
    vectorField vf(cvf.size());
 
    for (direction cmpt=0; cmpt<vector::nComponents; cmpt++)
    {
        forAll(cvf, i)
        {
            vf[i].component(cmpt) = cvf[i].component(cmpt).Re();
        }
    }
 
    return vf;
}
 
 
vectorField Im(const UList<complexVector>& cvf)
{
    vectorField vf(cvf.size());
 
    for (direction cmpt=0; cmpt<vector::nComponents; cmpt++)
    {
        forAll(cvf, i)
        {
            vf[i].component(cmpt) = cvf[i].component(cmpt).Im();
        }
    }
 
    return vf;
}
 
 
complexVectorField operator^
(
    const UList<vector>& vf,
    const UList<complexVector>& cvf
)
{
    return ComplexField(vf^Re(cvf), vf^Im(cvf));
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //