ResInsight/ThirdParty/custom-opm-flowdiagnostics/opm-flowdiagnostics/opm/flowdiagnostics/ConnectivityGraph.hpp

64 lines
1.9 KiB
C++

/*
Copyright 2016 Statoil ASA.
Copyright 2016 SINTEF ICT, Applied Mathematics.
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_CONNECTIVITYGRAPH_HEADER_INCLUDED
#define OPM_CONNECTIVITYGRAPH_HEADER_INCLUDED
#include <vector>
namespace Opm
{
namespace FlowDiagnostics
{
class ConnectivityGraph
{
public:
/// Construct from explicit neighbourship table.
///
/// The @p connection_to_cell must have size equal to @code 2 * E
/// @endcode in which @c E is the number of connections. Connection
/// @c k connects cells @code connection_to_cell[2*k + 0] @endcode
/// and @code connection_to_cell[2*k + 1] @endcode.
ConnectivityGraph(const int num_cells,
std::vector<int> connection_to_cell);
struct CellPair
{
int first;
int second;
};
using SizeType = std::vector<int>::size_type;
SizeType numCells() const;
SizeType numConnections() const;
CellPair connection(const SizeType i) const;
private:
SizeType numCells_;
std::vector<int> connCells_;
};
} // namespace FlowDiagnostics
} // namespace Opm
#endif // OPM_CONNECTIVITYGRAPH_HEADER_INCLUDED