mpi_matrix.h File Reference

MPI matrix classes. More...

#include "mpi_gather_kron.h"
#include "sparseblockmat.h"
#include "memory.h"
#include "timer.h"

Go to the source code of this file.

Classes
struct	dg::MPISparseBlockMat< Vector, LocalMatrixInner, LocalMatrixOuter >
	Distributed memory Sparse block matrix class, asynchronous communication. More...
struct	dg::MPIDistMat< Vector, LocalMatrixInner, LocalMatrixOuter >
	Distributed memory matrix class, asynchronous communication. More...
struct	dg::TensorTraits< MPISparseBlockMat< V, LI, LO > >
struct	dg::TensorTraits< MPIDistMat< V, LI, LO > >

Namespaces
namespace	dg
	This is the namespace for all functions and classes defined and used by the discontinuous Galerkin library.
namespace	dg::blas2
	BLAS Level 2 routines.
namespace	dg::blas2::detail

Functions
template<class MatrixType , class ContainerType1 , class ContainerType2 >
void	dg::blas2::symv (MatrixType &&M, const ContainerType1 &x, ContainerType2 &y)
	\( y = M x\)
template<class FunctorType , class MatrixType , class ContainerType1 , class ContainerType2 >
void	dg::blas2::stencil (FunctorType f, MatrixType &&M, const ContainerType1 &x, ContainerType2 &y)
	\( F(M, x, y)\)
template<class MatrixType , class ContainerType1 , class ContainerType2 >
void	dg::blas2::symv (get_value_type< ContainerType1 > alpha, MatrixType &&M, const ContainerType1 &x, get_value_type< ContainerType1 > beta, ContainerType2 &y)
	\( y = \alpha M x + \beta y\)
template<class Stencil , class ContainerType , class ... ContainerTypes>
void	dg::blas2::detail::doParallelFor (SharedVectorTag, Stencil f, unsigned N, ContainerType &&x, ContainerTypes &&... xs)
template<class real_type , class ConversionPolicyRows , class ConversionPolicyCols >
auto	dg::make_mpi_sparseblockmat (const EllSparseBlockMat< real_type, thrust::host_vector > &src, const ConversionPolicyRows &g_rows, const ConversionPolicyCols &g_cols)
	Split given EllSparseBlockMat into computation and communication part.

Detailed Description

MPI matrix classes.

Note

the corresponding blas file for the Local matrix must be included before this file