boundaryflag.hh

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#ifndef DUMUX_BOUNDARY_FLAG_HH
#define DUMUX_BOUNDARY_FLAG_HH
 
#include <cstddef>
#include <limits>
 
namespace Dumux {
 
class BoundarySegmentIndexFlag
{
public:
    BoundarySegmentIndexFlag()
    : flag_(std::numeric_limits<std::size_t>::max()) {}
 
    template<class Intersection>
    BoundarySegmentIndexFlag(const Intersection& i)
    : flag_(std::numeric_limits<std::size_t>::max())
    {
        if (i.boundary())
            flag_ = i.boundarySegmentIndex();
    }
 
    using value_type = std::size_t;
 
    value_type get() const { return flag_; }
 
private:
    value_type flag_;
};
 
template<class Grid>
class BoundaryFlag : public BoundarySegmentIndexFlag
{ using BoundarySegmentIndexFlag::BoundarySegmentIndexFlag; };
 
}  // end namespace Dumux
 
#endif