This class implements a Constrained Pressure Residual (CPR) preconditioner. More...

Inheritance diagram for Opm::Accelerator::CprCreation< Scalar, block_size >:

Protected Types
using	DuneMat = Dune::BCRSMatrix< Dune::FieldMatrix< Scalar, 1, 1 > >

using	DuneVec = Dune::BlockVector< Dune::FieldVector< Scalar, 1 > >

using	MatrixOperator = Dune::MatrixAdapter< DuneMat, DuneVec, DuneVec >

using	DuneAmg = Dune::Amg::MatrixHierarchy< MatrixOperator, Dune::Amg::SequentialInformation >

Protected Member Functions
void	analyzeHierarchy ()

void	analyzeAggregateMaps ()

void	create_preconditioner_amg (BlockedMatrix< Scalar > *mat)

Protected Attributes
int	num_levels

std::vector< Scalar >	weights

std::vector< Scalar >	coarse_vals

std::vector< Scalar >	coarse_x

std::vector< Scalar >	coarse_y

std::vector< Matrix< Scalar > >	Amatrices

std::vector< Matrix< Scalar > >	Rmatrices

std::vector< std::vector< int > >	PcolIndices

std::vector< std::vector< Scalar > >	invDiags

BlockedMatrix< Scalar > *	mat = nullptr

std::unique_ptr< DuneAmg >	dune_amg

std::unique_ptr< DuneMat >	dune_coarse

std::shared_ptr< MatrixOperator >	dune_op

std::vector< int >	level_sizes

std::vector< std::vector< int > >	diagIndices

std::conditional_t< std::is_same_v< Scalar, double >, Dune::UMFPack< DuneMat >, int >	umfpack

bool	always_recalculate_aggregates = false

bool	recalculate_aggregates = true

const int	pressure_idx = 1

unsigned	num_pre_smooth_steps

unsigned	num_post_smooth_steps

Detailed Description

template<class Scalar, unsigned int block_size>
class Opm::Accelerator::CprCreation< Scalar, block_size >

This class implements a Constrained Pressure Residual (CPR) preconditioner.

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

Protected Types