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/* This file is part of the OpenLB library
*
* Copyright (C) 2018 Adrian Kummerlaender
* E-mail contact: info@openlb.net
* The most recent release of OpenLB can be downloaded at
* <http://www.openlb.net/>
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef SUPER_AVERAGE_3D_HH
#define SUPER_AVERAGE_3D_HH
#include "superAverage3D.h"
#include "indicator/superIndicatorF3D.h"
namespace olb {
template <typename T, typename W>
SuperAverage3D<T,W>::SuperAverage3D(FunctorPtr<SuperF3D<T,W>>&& f,
FunctorPtr<SuperIndicatorF3D<T>>&& indicatorF)
: SuperF3D<T,W>(f->getSuperStructure(), f->getTargetDim()+1),
_f(std::move(f)),
_indicatorF(std::move(indicatorF))
{
this->getName() = "Average("+_f->getName()+")";
LoadBalancer<T>& load = _f->getSuperStructure().getLoadBalancer();
if ( _f->getBlockFSize() == load.size() &&
_indicatorF->getBlockFSize() == load.size() ) {
for (int iC = 0; iC < load.size(); ++iC) {
this->_blockF.emplace_back(
new BlockAverage3D<T,W>(_f->getBlockF(iC),
_indicatorF->getBlockIndicatorF(iC))
);
}
}
}
template <typename T, typename W>
SuperAverage3D<T,W>::SuperAverage3D(FunctorPtr<SuperF3D<T,W>>&& f,
SuperGeometry3D<T>& superGeometry,
const int material)
: SuperAverage3D(
std::forward<decltype(f)>(f),
superGeometry.getMaterialIndicator(material))
{ }
template <typename T, typename W>
bool SuperAverage3D<T,W>::operator() (W output[], const int input[])
{
_f->getSuperStructure().communicate();
CuboidGeometry3D<T>& geometry = _f->getSuperStructure().getCuboidGeometry();
LoadBalancer<T>& load = _f->getSuperStructure().getLoadBalancer();
for (int i = 0; i < _f->getTargetDim(); ++i) {
output[i] = W(0);
}
W outputTmp[_f->getTargetDim()];
int inputTmp[_f->getSourceDim()];
std::size_t voxels(0);
for (int iC = 0; iC < load.size(); ++iC) {
const Cuboid3D<T> cuboid = geometry.get(load.glob(iC));
inputTmp[0] = load.glob(iC);
for (inputTmp[1] = 0; inputTmp[1] < cuboid.getNx(); ++inputTmp[1]) {
for (inputTmp[2] = 0; inputTmp[2] < cuboid.getNy(); ++inputTmp[2]) {
for (inputTmp[3] = 0; inputTmp[3] < cuboid.getNz(); ++inputTmp[3]) {
if (_indicatorF(inputTmp)) {
_f(outputTmp,inputTmp);
for (int i = 0; i < _f->getTargetDim(); ++i) {
output[i] += outputTmp[i];
}
voxels += 1;
}
}
}
}
}
#ifdef PARALLEL_MODE_MPI
for (int i = 0; i < _f->getTargetDim(); ++i) {
singleton::mpi().reduceAndBcast(output[i], MPI_SUM);
}
singleton::mpi().reduceAndBcast(voxels, MPI_SUM);
#endif
output[_f->getTargetDim()] = voxels;
for (int i = 0; i < _f->getTargetDim(); ++i) {
output[i] /= output[_f->getTargetDim()];
}
return true;
}
}
#endif
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