ECLRegionMapping.hpp

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/*
  Copyright 2017 Statoil ASA.
 
  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_ECLREGIONMAPPING_HEADER_INCLUDED
#define OPM_ECLREGIONMAPPING_HEADER_INCLUDED
 
#include <opm/utility/graph/AssembledConnections.hpp>
#include <opm/utility/graph/AssembledConnectionsIteration.hpp>
 
#include <unordered_map>
#include <vector>
 
namespace Opm {
    class ECLRegionMapping
    {
    public:
        ECLRegionMapping(const std::vector<int>& region,
                         const std::vector<int>& regSubset
                             = std::vector<int>());
 
        const std::vector<int>& regionSubset() const;
 
        std::vector<int> activeRegions() const;
 
        using IndexView = SimpleIteratorRange<
            AssembledConnections::Neighbours::const_iterator>;
 
        IndexView getRegionIndices(const int region) const;
 
    private:
        int start_{1};
 
        int next_{1};
 
        std::vector<int> regSubset_;
 
        std::unordered_map<int, int> activeID_;
 
        AssembledConnections regionSubsetIndex_;
 
        int activeID(const int regID);
 
        int activeID(const int regID) const;
    };
} // Opm
 
#endif // OPM_ECLREGIONMAPPING_HEADER_INCLUDED