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Executable is named flow_distribute_z and uses the external loadbalancing information. It can be used to test the distributed standard wells on SPE9 with 4 or more processes.
68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
/*
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Copyright 2013, 2014, 2015 SINTEF ICT, Applied Mathematics.
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Copyright 2014 Dr. Blatt - HPC-Simulation-Software & Services
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Copyright 2015, 2017 IRIS AS
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Copyright 2021 OPM-OP AS
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This file is part of the Open Porous Media project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <opm/simulators/flow/Main.hpp>
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#include <ebos/eclcpgridvanguard.hh>
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std::vector<int> loadBalanceInZOnly(const Dune::CpGrid& grid)
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{
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auto cartMapper = Dune::CartesianIndexMapper<Dune::CpGrid>(grid);
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auto dims = cartMapper.cartesianDimensions();
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std::vector<int> parts(grid.leafGridView().size(0));
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auto numCellsPerProc = dims[2]/grid.comm().size();
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if (grid.size(0)>0 && numCellsPerProc == 0)
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{
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OPM_THROW(std::logic_error,
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"cartesian grid must have more cells in z direction than number of processes.");
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}
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using ElementMapper =
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Dune::MultipleCodimMultipleGeomTypeMapper<typename Dune::CpGrid::LeafGridView>;
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const auto& gridView = grid.leafGridView();
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const auto& idSet = grid.localIdSet();
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ElementMapper elemMapper(gridView, Dune::mcmgElementLayout());
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for( const auto &element : elements(gridView) )
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{
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const auto& id = idSet.id(element);
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unsigned elemIdx = elemMapper.index(element);
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const auto& cartIndex = cartMapper.cartesianIndex(elemIdx);
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std::array<int,3> cartCoord;
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cartMapper.cartesianCoordinate(cartIndex, cartCoord);
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using std::min;
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auto rank = min(grid.comm().size() -1, cartCoord[2] / numCellsPerProc);
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parts[id] = rank;
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}
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return parts;
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}
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int main(int argc, char** argv)
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{
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auto mainObject = Opm::Main(argc, argv);
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Opm::EclCpGridVanguard<Opm::Properties::TTag::EclFlowProblem>::setExternalLoadBalancer(loadBalanceInZOnly);
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return mainObject.runDynamic();
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}
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