Communication Helper Functions¶

Linear Algebra¶

void mpi_matrix_zero(mpi_matrix & mat)

void local_matrix_zero(elem_matrix_local & mat)

void mpi_eigen_decompose(mpi_matrix const & invcov, mpi_matrix & D, mpi_matrix & W, bool regularize)

void mpi_eigen_compose(eigen_op op, mpi_matrix const & D, mpi_matrix const & W, mpi_matrix & out)

void mpi_column_norm(mpi_matrix const & mat, mpi_matrix & S)

void mpi_apply_norm(mpi_matrix const & S, mpi_matrix & mat)

void mpi_apply_inverse_norm(mpi_matrix const & S, mpi_matrix & mat)

void mpi_norm(mpi_matrix const & D, mpi_matrix const & W, mpi_matrix & S)

void mpi_sparse_mv_trans(mpi_matrix_sparse const & AT, mpi_matrix const & in, elem_matrix_local & out)

void mpi_gang_distribute(mpi_matrix const & mat, mpi_matrix & gmat)

void mpi_gang_accum(mpi_matrix const & gmat, mpi_matrix & mat)

class harp::mpi_matrix_sparse_block

Public Functions

mpi_matrix_sparse_block()

~mpi_matrix_sparse_block()

Public Members

size_t firstrow

size_t rows

size_t vals

std::vector< size_t > row

std::vector< size_t > col

std::vector< size_t > row_offset

std::vector< size_t > row_nnz

vector_double data

Friends

friend class boost::serialization::access

class harp::mpi_matrix_sparse

Public Functions

mpi_matrix_sparse(boost::mpi::communicator const & comm, size_t rows, size_t cols)

~mpi_matrix_sparse()

void clear()

boost::mpi::communicator const & comm() const

mpi_matrix_sparse_block & block()

mpi_matrix_sparse_block const & block() const

size_t rows() const

size_t cols() const