gridviewfunction.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_GRIDFUNCTIONS_GRIDVIEWFUNCTION_HH
#define DUNE_FUNCTIONS_GRIDFUNCTIONS_GRIDVIEWFUNCTION_HH
 
#include <memory>
 
#include <dune/common/concept.hh>
 
#include <dune/functions/gridfunctions/gridfunction.hh>
#include <dune/functions/gridfunctions/gridviewentityset.hh>
#include <dune/functions/gridfunctions/analyticgridviewfunction.hh>
 
 
namespace Dune {
namespace Functions {
 
 
 
template<class Signature, class GridView, template<class> class DerivativeTraits=DefaultDerivativeTraits, size_t bufferSize=56>
class GridViewFunction
{};
 
 
 
template<class Range, class Domain, class GV, template<class> class DerivativeTraits, size_t bufferSize>
class GridViewFunction<Range(Domain), GV, DerivativeTraits, bufferSize> :
  public GridFunction<Range(Domain), GridViewEntitySet<GV, 0>, DerivativeTraits, bufferSize>
{
  using Base = GridFunction<Range(Domain), GridViewEntitySet<GV, 0>, DerivativeTraits, bufferSize>;
public:
  using GridView = GV;
 
  using Base::Base;
};
 
 
 
template<class F, class GridView,
  typename std::enable_if<
    models< Imp::HasFreeLocalFunction, F>() , int>::type = 0>
typename std::decay<F>::type
  makeGridViewFunction(F&& f, const GridView& gridView)
{
  return std::forward<F>(f);
}
 
 
 
template<class F, class GridView,
  typename std::enable_if<
    not(models< Imp::HasFreeLocalFunction, F>()) , int>::type = 0>
auto makeGridViewFunction(F&& f, const GridView& gridView)
  -> decltype(makeAnalyticGridViewFunction(std::forward<F>(f), gridView))
{
  return makeAnalyticGridViewFunction(std::forward<F>(f), gridView);
}
 
 
 
} // end of namespace Dune::Functions
} // end of namespace Dune
 
#endif // DUNE_FUNCTIONS_GRIDFUNCTIONS_GRIDVIEWFUNCTION_HH