Panzer_Integrator_GradBasisCrossVector_decl.hpp

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// @HEADER
// *****************************************************************************
//           Panzer: A partial differential equation assembly
//       engine for strongly coupled complex multiphysics systems
//
// Copyright 2011 NTESS and the Panzer contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
#ifndef   PANZER_EVALUATOR_GRADBASISCROSSVECTOR_DECL_HPP
#define   PANZER_EVALUATOR_GRADBASISCROSSVECTOR_DECL_HPP
 
//
//  Include Files
//
 
// C++
#include <string>
 
// Kokkos
#include "Kokkos_DynRankView.hpp"
 
// Panzer
#include "Panzer_EvaluatorStyle.hpp"
#include "Panzer_Evaluator_WithBaseImpl.hpp"
 
// Phalanx
#include "Phalanx_Evaluator_Derived.hpp"
#include "Phalanx_MDField.hpp"
 
namespace panzer
{
  template<typename EvalT, typename Traits>
  class Integrator_GradBasisCrossVector
    :
    public panzer::EvaluatorWithBaseImpl<Traits>,
    public PHX::EvaluatorDerived<EvalT, Traits>
  {
    public:
 
      Integrator_GradBasisCrossVector(
        const panzer::EvaluatorStyle&        evalStyle,
        const std::vector<std::string>&      resNames,
        const std::string&                   vecName,
        const panzer::BasisIRLayout&         basis,
        const panzer::IntegrationRule&       ir,
        const double&                        multiplier = 1,
        const std::vector<std::string>&      fmNames    =
          std::vector<std::string>(),
        const Teuchos::RCP<PHX::DataLayout>& vecDL      = Teuchos::null);
 
      Integrator_GradBasisCrossVector(
        const Teuchos::ParameterList& p);
 
      void
      postRegistrationSetup(
        typename Traits::SetupData d,
        PHX::FieldManager<Traits>& fm);
 
      void
      evaluateFields(
        typename Traits::EvalData d);
 
      template<int NUM_FIELD_MULT>
      struct FieldMultTag
      {
      }; // end of struct FieldMultTag
 
      template<int NUM_FIELD_MULT>
      KOKKOS_INLINE_FUNCTION
      void
      operator()(
        const FieldMultTag<NUM_FIELD_MULT>& tag,
        const std::size_t&                  cell) const;
 
    private:
 
      Teuchos::RCP<Teuchos::ParameterList>
      getValidParameters() const;
 
      using ScalarT = typename EvalT::ScalarT;
 
      const panzer::EvaluatorStyle evalStyle_;
 
      std::vector<PHX::MDField<ScalarT,Cell,BASIS>> fields_host_;
      using InnerView = PHX::UnmanagedView<ScalarT**>;
      using OuterView = PHX::View<InnerView*>;
      OuterView fields_;
 
      PHX::MDField<const ScalarT, Cell, IP, Dim> vector_;
 
      double multiplier_;
 
      std::vector<PHX::MDField<const ScalarT, Cell, IP>> fieldMults_;
 
      PHX::View<PHX::UnmanagedView<const ScalarT**>*> kokkosFieldMults_;
 
      int numDims_;
 
      int numGradDims_;
 
      std::string basisName_;
 
      std::size_t basisIndex_;
 
      PHX::MDField<double, panzer::Cell, panzer::BASIS, panzer::IP, panzer::Dim> basis_;
 
  }; // end of class Integrator_GradBasisCrossVector
 
} // end of namespace panzer
 
#endif // PANZER_EVALUATOR_GRADBASISCROSSVECTOR_DECL_HPP