GridPartitioning.hpp

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//===========================================================================
//
// File: GridPartitioning.hpp
//
// Created: Mon Sep  7 10:09:13 2009
//
// Author(s): Atgeirr F Rasmussen <atgeirr@sintef.no>
//            Bård Skaflestad     <bard.skaflestad@sintef.no>
//
// $Date$
//
// $Revision$
//
//===========================================================================
 
/*
  Copyright 2009, 2010, 2013 SINTEF ICT, Applied Mathematics.
  Copyright 2009, 2010 Statoil ASA.
  Copyright 2013       Dr. Markus Blatt - HPC-Simulation-Software & Services
  Copyright 2020, 2021 OPM-OP AS
 
  This file is part of The Open Porous Media project  (OPM).
 
  OPM 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.
 
  OPM 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 OPM.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#ifndef OPM_GRIDPARTITIONING_HEADER
#define OPM_GRIDPARTITIONING_HEADER
 
#include <vector>
#include <array>
#include <set>
#include <tuple>
 
#include <dune/common/parallel/mpihelper.hh>
 
#include <opm/grid/utility/OpmWellType.hpp>
#include <opm/grid/common/WellConnections.hpp>
 
namespace Dune
{
 
    class CpGrid;
 
    struct OrderByFirst
    {
        bool operator()(const std::pair<int,int>& o, const std::pair<int,int>& v)
        {
            return o.first < v.first;
        }
    };
 
    void partition(const CpGrid& grid,
                   const std::array<int, 3>& initial_split,
                   int& num_part,
                   std::vector<int>& cell_part,
                   bool recursive = false,
                   bool ensureConnectivity = true);
 
    void addOverlapLayer(const CpGrid& grid,
                         const std::vector<int>& cell_part,
                         std::vector<std::set<int> >& cell_overlap,
                         int mypart, int overlapLayers, bool all=false);
 
    int addOverlapLayer(const CpGrid& grid, const std::vector<int>& cell_part,
                        std::vector<std::tuple<int,int,char>>& exportList,
                        std::vector<std::tuple<int,int,char,int>>& importList,
                        const Communication<Dune::MPIHelper::MPICommunicator>& cc,
                        bool addCornerCells, const double* trans, int layers = 1);
 
namespace cpgrid
{
#if HAVE_MPI
    std::tuple<std::vector<int>, std::vector<std::pair<std::string,bool>>,
               std::vector<std::tuple<int,int,char> >,
               std::vector<std::tuple<int,int,char,int> >,
               WellConnections>
    createZoltanListsFromParts(const CpGrid& grid, const std::vector<cpgrid::OpmWellType> * wells,
                               const double* transmissibilities, const std::vector<int>& parts,
                               bool allowDistributedWells);
 
    std::tuple<std::vector<int>, std::vector<std::pair<std::string,bool>>,
               std::vector<std::tuple<int,int,char> >,
               std::vector<std::tuple<int,int,char,int> >,
               WellConnections>
    vanillaPartitionGridOnRoot(const CpGrid& grid,
                               const std::vector<cpgrid::OpmWellType> * wells,
                               const double* transmissibilities,
                               bool allowDistributedWells);
#endif
} // namespace cpgrid
} // namespace Dune
 
 
#endif // OPM_GRIDPARTITIONING_HEADER