hierarchicnodetorangemap.hh

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// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
#ifndef DUNE_FUNCTIONS_FUNCTIONSPACEBASES_HIERARCHICNODETORANGEMAP_HH
#define DUNE_FUNCTIONS_FUNCTIONSPACEBASES_HIERARCHICNODETORANGEMAP_HH
 
 
#include <utility>
#include <type_traits>
 
#include <dune/common/concept.hh>
 
#include <dune/functions/functionspacebases/concepts.hh>
#include <dune/functions/common/indexaccess.hh>
 
namespace Dune {
namespace Functions {
 
 
 
struct HierarchicNodeToRangeMap
{
  template<class Node, class TreePath, class Range,
    std::enable_if_t< models<Concept::HasIndexAccess, Range, Dune::index_constant<0>>(), int> = 0>
  decltype(auto) operator()(const Node&, const TreePath& treePath, Range&& y) const
  {
    return resolveStaticMultiIndex(y, treePath);
  }
 
  template<class Node, class TreePath, class Range,
    std::enable_if_t<not models<Concept::HasIndexAccess, Range, Dune::index_constant<0>>(), int> = 0>
  decltype(auto) operator()(const Node&, const TreePath&, Range&& y) const
  {
    return std::forward<Range>(y);
  }
};
 
 
 
} // namespace Dune::Functions
} // namespace Dune
 
 
#endif // DUNE_FUNCTIONS_FUNCTIONSPACEBASES_HIERARCHICNODETORANGEMAP_HH