Class template Dune::XT::Grid::extract_grid¶ template<class T, bool view = is_view<T>::value, bool part = is_part<T>::value, bool intersection = is_intersection<T>::value, bool entity = is_entity<T>::value>class Dune::XT::Grid::extract_grid¶ Extracts the grid type from a grid view, grid part, intersection or entity T.