common/CartesianIndexMapper.hpp

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#ifndef OPM_CARTESIANINDEXMAPPER_HEADER
#define OPM_CARTESIANINDEXMAPPER_HEADER
 
#include <array>
#include <cassert>
 
#include <dune/common/exceptions.hh>
 
namespace Dune
{
    template< class Grid >
    class CartesianIndexMapper
    {
    public:
        static const int dimension = Grid :: dimension ;
 
        explicit CartesianIndexMapper( const Grid& )
        {
            DUNE_THROW(InvalidStateException,"CartesianIndexMapper not specialized for given grid");
        }
 
        const std::array<int, dimension>& cartesianDimensions() const
        {
            static std::array<int, dimension> a;
            return a;
        }
 
        int cartesianSize() const
        {
            return 0;
        }
 
        int compressedSize() const
        {
            return 0;
        }
 
        int compressedLevelZeroSize() const
        {
            return 0;
        }
 
        int cartesianIndex( const int /* compressedElementIndex */) const
        {
            return 0;
        }
 
        void cartesianCoordinate(const int /* compressedElementIndex */, std::array<int,dimension>& /* coords */) const
        {
        }
 
        void cartesianCoordinateLevel(const int /* compressedElementIndexOnLevel */,
                                      std::array<int,dimension>& /* coordsOnLevel */, int /*level*/) const
        {
        }
    };
 
} // end namespace Opm
#endif