Box.hpp

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/*
  Copyright 2014 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 BOX_HPP_
#define BOX_HPP_
 
#include <vector>
#include <cstddef>
 
namespace Opm {
    class DeckRecord;
    class EclipseGrid;
 
    class Box {
    public:
 
        struct cell_index {
            std::size_t global_index;
            std::size_t active_index;
            std::size_t data_index;
 
            cell_index(std::size_t g,std::size_t a, std::size_t d) :
                global_index(g),
                active_index(a),
                data_index(d)
            {}
 
        };
 
        Box(const EclipseGrid& grid);
        Box(const EclipseGrid& grid , int i1 , int i2 , int j1 , int j2 , int k1 , int k2);
        void update(const DeckRecord& deckRecord);
        void reset();
 
        size_t size() const;
        bool   isGlobal() const;
        size_t getDim(size_t idim) const;
        const std::vector<cell_index>& index_list() const;
        const std::vector<size_t>& getIndexList() const;
        bool equal(const Box& other) const;
 
 
        int I1() const;
        int I2() const;
        int J1() const;
        int J2() const;
        int K1() const;
        int K2() const;
 
    private:
        void init(int i1, int i2, int j1, int j2, int k1, int k2);
        void initIndexList();
        const EclipseGrid& grid;
        size_t m_stride[3];
        size_t m_dims[3] = { 0, 0, 0 };
        size_t m_offset[3];
 
        bool   m_isGlobal;
        std::vector<size_t> global_index_list;
        std::vector<cell_index> m_index_list;
 
        int lower(int dim) const;
        int upper(int dim) const;
    };
}
 
 
#endif