VertexCFD_Closure_SingularValueElementLength.hpp

#ifndef VERTEXCFD_CLOSURE_SINGULARVALUEELEMENTLENGTH_HPP
#define VERTEXCFD_CLOSURE_SINGULARVALUEELEMENTLENGTH_HPP
 
#include <Panzer_Dimension.hpp>
#include <Panzer_Evaluator_WithBaseImpl.hpp>
 
#include <Phalanx_Evaluator_Derived.hpp>
#include <Phalanx_Evaluator_WithBaseImpl.hpp>
#include <Phalanx_FieldManager.hpp>
#include <Phalanx_config.hpp>
 
#include <Kokkos_Core.hpp>
 
namespace VertexCFD
{
namespace ClosureModel
{
//---------------------------------------------------------------------------//
template<class EvalType, class Traits>
class SingularValueElementLength
    : public panzer::EvaluatorWithBaseImpl<Traits>,
      public PHX::EvaluatorDerived<EvalType, Traits>
{
  public:
    using scalar_type = typename EvalType::ScalarT;
 
    PHX::MDField<double, panzer::Cell, panzer::Point, panzer::Dim> _element_length;
 
    SingularValueElementLength(const panzer::IntegrationRule& ir,
                               const std::string& method,
                               const std::string& prefix = "");
 
    void postRegistrationSetup(typename Traits::SetupData sd,
                               PHX::FieldManager<Traits>& fm) override;
 
    void evaluateFields(typename Traits::EvalData workset) override;
 
    KOKKOS_INLINE_FUNCTION
    void operator()(
        const Kokkos::TeamPolicy<PHX::exec_space>::member_type& team) const;
 
  private:
    int _ir_degree;
    int _ir_index;
 
    enum class Method
    {
        Min,
        Max
    };
    Method _method;
 
    PHX::MDField<const double, panzer::Cell, panzer::Point, panzer::Dim, panzer::Dim>
        _cell_jac;
};
 
//---------------------------------------------------------------------------//
 
} // end namespace ClosureModel
} // end namespace VertexCFD
 
#endif // end VERTEXCFD_CLOSURE_SINGULARVALUEELEMENTLENGTH_HPP