AMIInterpolationTemplates.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
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    Copyright (C) 2011-2017 OpenFOAM Foundation
    Copyright (C) 2015-2018 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/>.
 
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#include "profiling.H"
#include "mapDistribute.H"
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
template<class Type, class CombineOp>
void Foam::AMIInterpolation::interpolateToTarget
(
    const UList<Type>& fld,
    const CombineOp& cop,
    List<Type>& result,
    const UList<Type>& defaultValues
) const
{
    addProfiling(ami, "AMIInterpolation::interpolateToTarget");
 
    if (fld.size() != srcAddress_.size())
    {
        FatalErrorInFunction
            << "Supplied field size is not equal to source patch size" << nl
            << "    source patch   = " << srcAddress_.size() << nl
            << "    target patch   = " << tgtAddress_.size() << nl
            << "    supplied field = " << fld.size()
            << abort(FatalError);
    }
 
    if (lowWeightCorrection_ > 0)
    {
        if (defaultValues.size() != tgtAddress_.size())
        {
            FatalErrorInFunction
                << "Employing default values when sum of weights falls below "
                << lowWeightCorrection_
                << " but supplied default field size is not equal to target "
                << "patch size" << nl
                << "    default values = " << defaultValues.size() << nl
                << "    target patch   = " << tgtAddress_.size() << nl
                << abort(FatalError);
        }
    }
 
    result.setSize(tgtAddress_.size());
 
    if (distributed())
    {
        const mapDistribute& map = srcMapPtr_();
 
        List<Type> work(fld);
        map.distribute(work);
 
        forAll(result, facei)
        {
            if (tgtWeightsSum_[facei] < lowWeightCorrection_)
            {
                result[facei] = defaultValues[facei];
            }
            else
            {
                const labelList& faces = tgtAddress_[facei];
                const scalarList& weights = tgtWeights_[facei];
 
                forAll(faces, i)
                {
                    cop(result[facei], facei, work[faces[i]], weights[i]);
                }
            }
        }
    }
    else
    {
        forAll(result, facei)
        {
            if (tgtWeightsSum_[facei] < lowWeightCorrection_)
            {
                result[facei] = defaultValues[facei];
            }
            else
            {
                const labelList& faces = tgtAddress_[facei];
                const scalarList& weights = tgtWeights_[facei];
 
                forAll(faces, i)
                {
                    cop(result[facei], facei, fld[faces[i]], weights[i]);
                }
            }
        }
    }
}
 
 
template<class Type, class CombineOp>
void Foam::AMIInterpolation::interpolateToSource
(
    const UList<Type>& fld,
    const CombineOp& cop,
    List<Type>& result,
    const UList<Type>& defaultValues
) const
{
    addProfiling(ami, "AMIInterpolation::interpolateToSource");
 
    if (fld.size() != tgtAddress_.size())
    {
        FatalErrorInFunction
            << "Supplied field size is not equal to target patch size" << nl
            << "    source patch   = " << srcAddress_.size() << nl
            << "    target patch   = " << tgtAddress_.size() << nl
            << "    supplied field = " << fld.size()
            << abort(FatalError);
    }
 
    if (lowWeightCorrection_ > 0)
    {
        if (defaultValues.size() != srcAddress_.size())
        {
            FatalErrorInFunction
                << "Employing default values when sum of weights falls below "
                << lowWeightCorrection_
                << " but supplied default field size is not equal to source "
                << "patch size" << nl
                << "    default values = " << defaultValues.size() << nl
                << "    source patch   = " << srcAddress_.size() << nl
                << abort(FatalError);
        }
    }
 
    result.setSize(srcAddress_.size());
 
    if (distributed())
    {
        const mapDistribute& map = tgtMapPtr_();
 
        List<Type> work(fld);
        map.distribute(work);
 
        forAll(result, facei)
        {
            if (srcWeightsSum_[facei] < lowWeightCorrection_)
            {
                result[facei] = defaultValues[facei];
            }
            else
            {
                const labelList& faces = srcAddress_[facei];
                const scalarList& weights = srcWeights_[facei];
 
                forAll(faces, i)
                {
                    cop(result[facei], facei, work[faces[i]], weights[i]);
                }
            }
        }
    }
    else
    {
        forAll(result, facei)
        {
            if (srcWeightsSum_[facei] < lowWeightCorrection_)
            {
                result[facei] = defaultValues[facei];
            }
            else
            {
                const labelList& faces = srcAddress_[facei];
                const scalarList& weights = srcWeights_[facei];
 
                forAll(faces, i)
                {
                    cop(result[facei], facei, fld[faces[i]], weights[i]);
                }
            }
        }
    }
}
 
 
template<class Type, class CombineOp>
Foam::tmp<Foam::Field<Type>> Foam::AMIInterpolation::interpolateToSource
(
    const Field<Type>& fld,
    const CombineOp& cop,
    const UList<Type>& defaultValues
) const
{
    auto tresult = tmp<Field<Type>>::New(srcAddress_.size(), Zero);
 
    interpolateToSource
    (
        fld,
        multiplyWeightedOp<Type, CombineOp>(cop),
        tresult.ref(),
        defaultValues
    );
 
    return tresult;
}
 
 
template<class Type, class CombineOp>
Foam::tmp<Foam::Field<Type>> Foam::AMIInterpolation::interpolateToSource
(
    const tmp<Field<Type>>& tFld,
    const CombineOp& cop,
    const UList<Type>& defaultValues
) const
{
    return interpolateToSource(tFld(), cop, defaultValues);
}
 
 
template<class Type, class CombineOp>
Foam::tmp<Foam::Field<Type>> Foam::AMIInterpolation::interpolateToTarget
(
    const Field<Type>& fld,
    const CombineOp& cop,
    const UList<Type>& defaultValues
) const
{
    auto tresult = tmp<Field<Type>>::New(tgtAddress_.size(), Zero);
 
    interpolateToTarget
    (
        fld,
        multiplyWeightedOp<Type, CombineOp>(cop),
        tresult.ref(),
        defaultValues
    );
 
    return tresult;
}
 
 
template<class Type, class CombineOp>
Foam::tmp<Foam::Field<Type>> Foam::AMIInterpolation::interpolateToTarget
(
    const tmp<Field<Type>>& tFld,
    const CombineOp& cop,
    const UList<Type>& defaultValues
) const
{
    return interpolateToTarget(tFld(), cop, defaultValues);
}
 
 
template<class Type>
Foam::tmp<Foam::Field<Type>> Foam::AMIInterpolation::interpolateToSource
(
    const Field<Type>& fld,
    const UList<Type>& defaultValues
) const
{
    return interpolateToSource(fld, plusEqOp<Type>(), defaultValues);
}
 
 
template<class Type>
Foam::tmp<Foam::Field<Type>> Foam::AMIInterpolation::interpolateToSource
(
    const tmp<Field<Type>>& tFld,
    const UList<Type>& defaultValues
) const
{
    return interpolateToSource(tFld(), plusEqOp<Type>(), defaultValues);
}
 
 
template<class Type>
Foam::tmp<Foam::Field<Type>> Foam::AMIInterpolation::interpolateToTarget
(
    const Field<Type>& fld,
    const UList<Type>& defaultValues
) const
{
    return interpolateToTarget(fld, plusEqOp<Type>(), defaultValues);
}
 
 
template<class Type>
Foam::tmp<Foam::Field<Type>> Foam::AMIInterpolation::interpolateToTarget
(
    const tmp<Field<Type>>& tFld,
    const UList<Type>& defaultValues
) const
{
    return interpolateToTarget(tFld(), plusEqOp<Type>(), defaultValues);
}
 
 
// ************************************************************************* //