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 ()
bool	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