Panzer_ScatterResidual_BlockedTpetra_Hessian.hpp

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#ifndef __Panzer_ScatterResidual_BlockedTpetra_Hessian_hpp__
#define __Panzer_ScatterResidual_BlockedTpetra_Hessian_hpp__
 
// only do this if required by the user
#ifdef Panzer_BUILD_HESSIAN_SUPPORT
 
// the includes for this file come in as a result of the includes in the main 
// blocked Tpetra scatter dirichlet file
 
namespace panzer {
 
// **************************************************************
// Hessian Specialization
// **************************************************************
 
template <typename TRAITS,typename LO,typename GO,typename NodeT>
class ScatterResidual_BlockedTpetra<panzer::Traits::Hessian,TRAITS,LO,GO,NodeT>
  : public panzer::EvaluatorWithBaseImpl<TRAITS>,
    public PHX::EvaluatorDerived<panzer::Traits::Hessian, TRAITS>,
    public panzer::CloneableEvaluator {
  
public:
  ScatterResidual_BlockedTpetra(const Teuchos::RCP<const BlockedDOFManager<LO,GO> > & indexer)
     : globalIndexer_(indexer) {}
  
  ScatterResidual_BlockedTpetra(const Teuchos::RCP<const BlockedDOFManager<LO,GO> > & indexer,
                                const Teuchos::ParameterList& p);
  
  void postRegistrationSetup(typename TRAITS::SetupData d,
                             PHX::FieldManager<TRAITS>& vm);
 
  void preEvaluate(typename TRAITS::PreEvalData d);
  
  void evaluateFields(typename TRAITS::EvalData workset);
  
  virtual Teuchos::RCP<CloneableEvaluator> clone(const Teuchos::ParameterList & pl) const
  { return Teuchos::rcp(new ScatterResidual_BlockedTpetra<panzer::Traits::Hessian,TRAITS,LO,GO,NodeT>(globalIndexer_,pl)); }
 
private:
  typedef typename panzer::Traits::Hessian::ScalarT ScalarT;
  typedef typename TRAITS::RealType RealType;
 
  typedef BlockedTpetraLinearObjContainer<RealType,LO,GO,NodeT> ContainerType;
  typedef Tpetra::Vector<RealType,LO,GO,NodeT> VectorType;
  typedef Tpetra::CrsMatrix<RealType,LO,GO,NodeT> CrsMatrixType;
  typedef Tpetra::CrsGraph<LO,GO,NodeT> CrsGraphType;
  typedef Tpetra::Map<LO,GO,NodeT> MapType;
  typedef Tpetra::Import<LO,GO,NodeT> ImportType;
  typedef Tpetra::Export<LO,GO,NodeT> ExportType;
 
  // dummy field so that the evaluator will have something to do
  Teuchos::RCP<PHX::FieldTag> scatterHolder_;
 
  // fields that need to be scattered will be put in this vector
  std::vector< PHX::MDField<const ScalarT,Cell,NODE> > scatterFields_;
 
  // maps the local (field,element,basis) triplet to a global ID
  // for scattering
  Teuchos::RCP<const BlockedDOFManager<LO,GO> > globalIndexer_;
 
  std::vector<int> fieldIds_; // field IDs needing mapping
 
  // This maps the scattered field names to the DOF manager field
  // For instance a Navier-Stokes map might look like
  //    fieldMap_["RESIDUAL_Velocity"] --> "Velocity"
  //    fieldMap_["RESIDUAL_Pressure"] --> "Pressure"
  Teuchos::RCP<const std::map<std::string,std::string> > fieldMap_;
 
  std::string globalDataKey_; // what global data does this fill?
  Teuchos::RCP<const BlockedTpetraLinearObjContainer<RealType,LO,GO,NodeT> > blockedContainer_;
 
  ScatterResidual_BlockedTpetra();
};
 
}
 
// **************************************************************
#endif
 
#endif