nimble::VectorCommunicator Class Reference

#include <nimble_vector_communicator.h>

Public Member Functions
	VectorCommunicator ()=default
	VectorCommunicator (int d, unsigned int n, comm_type comm)
	~VectorCommunicator ()=default
void	Initialize (std::vector< int > const &global_node_ids)
void	GetPartitionBoundaryNodeLocalIds (std::vector< int > &node_local_ids, std::vector< int > &min_rank_containing_node)
void	VectorReduction (int data_dimension, double *data)
template<class Lookup>
void	VectorReduction (int data_dimension, Lookup &&lookup)

Constructor & Destructor Documentation

VectorCommunicator() [1/2]

nimble::VectorCommunicator::VectorCommunicator ( )

default

VectorCommunicator() [2/2]

nimble::VectorCommunicator::VectorCommunicator ( int d, unsigned int n, comm_type comm )

inline

: dim_(d), num_nodes_(n), comm_(comm) {}

~VectorCommunicator()

nimble::VectorCommunicator::~VectorCommunicator ( )

default

Member Function Documentation

GetPartitionBoundaryNodeLocalIds()

void nimble::VectorCommunicator::GetPartitionBoundaryNodeLocalIds ( std::vector< int > & node_local_ids, std::vector< int > & min_rank_containing_node )

inline

Parameters

node_local_ids
min_rank_containing_node

  {
#ifdef NIMBLE_HAVE_MPI
    MeshReductionInfo->GetAllIndices(node_local_ids, min_rank_containing_node);
#else
    min_rank_containing_node.push_back(0);
#endif
  }

Initialize()

void nimble::VectorCommunicator::Initialize ( std::vector< int > const & global_node_ids )

inline

  {
#ifdef NIMBLE_HAVE_TRILINOS
    if (comm_) {
      auto tpetra_container = new nimble::TpetraContainer();
      TpetraReductionInfo.reset(tpetra_container);
      TpetraReductionInfo->Initialize(dim_, num_nodes_, comm_, global_node_ids);
    }
#endif
 
#ifdef NIMBLE_HAVE_MPI
    {
      MPI_Comm duplicate_of_world;
      MPI_Comm_dup(MPI_COMM_WORLD, &duplicate_of_world);
      mpicontext                context{duplicate_of_world};
      reduction::ReductionInfo* reduction_info = reduction::GenerateReductionInfo(global_node_ids, context);
      MeshReductionInfo.reset(reduction_info);
    }
#endif
  }

VectorReduction() [1/2]

void nimble::VectorCommunicator::VectorReduction ( int data_dimension, double * data )

inline

Parameters

data_dimension
data

  {
#ifdef NIMBLE_HAVE_TRILINOS
    if (TpetraReductionInfo) {
      TpetraReductionInfo->VectorReduction(data_dimension, data);
      return;
    }
#endif
 
#ifdef NIMBLE_HAVE_MPI
    MeshReductionInfo->PerformReduction(data, data_dimension);
#endif
  }

VectorReduction() [2/2]

template<class Lookup>

void nimble::VectorCommunicator::VectorReduction ( int data_dimension, Lookup && lookup )

inline

Template Parameters

Lookup

Parameters

data_dimension
lookup

  {
#ifdef NIMBLE_HAVE_MPI
    MeshReductionInfo->PerformReduction(lookup, data_dimension);
#endif
  }

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The documentation for this class was generated from the following file:

• src/nimble_vector_communicator.h