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Opm::Accelerator::rocsparsePreconditioner< Scalar, block_size > Class Template Referenceabstract
Inheritance diagram for Opm::Accelerator::rocsparsePreconditioner< Scalar, block_size >:
Opm::Accelerator::Preconditioner< Scalar, block_size > Opm::Accelerator::rocsparseBILU0< Scalar, block_size > Opm::Accelerator::rocsparseCPR< Scalar, block_size >

Public Member Functions

virtual void apply (Scalar &y, Scalar &x)=0
 
virtual bool create_preconditioner (BlockedMatrix< Scalar > *mat)=0
 
virtual bool create_preconditioner (BlockedMatrix< Scalar > *mat, BlockedMatrix< Scalar > *jacMat)=0
 
virtual bool initialize (std::shared_ptr< BlockedMatrix< Scalar > > matrix, std::shared_ptr< BlockedMatrix< Scalar > > jacMatrix, rocsparse_int *d_Arows, rocsparse_int *d_Acols)=0
 
virtual void copy_system_to_gpu (Scalar *b)=0
 
virtual void update_system_on_gpu (Scalar *b)=0
 Update linear system to GPU.
 
void set_matrix_analysis (rocsparse_mat_descr descr_L, rocsparse_mat_descr descr_U)
 
void set_context (rocsparse_handle handle, rocsparse_direction dir, rocsparse_operation operation, hipStream_t stream)
 
void setJacMat (const BlockedMatrix< Scalar > &jacMat)
 
- Public Member Functions inherited from Opm::Accelerator::Preconditioner< Scalar, block_size >
virtual bool analyze_matrix (BlockedMatrix< Scalar > *mat)=0
 
virtual bool analyze_matrix (BlockedMatrix< Scalar > *mat, BlockedMatrix< Scalar > *jacMat)=0
 

Static Public Member Functions

static std::unique_ptr< rocsparsePreconditioner< Scalar, block_size > > create (PreconditionerType type, int verbosity)
 
- Static Public Member Functions inherited from Opm::Accelerator::Preconditioner< Scalar, block_size >
static std::unique_ptr< Preconditionercreate (PreconditionerType type, bool opencl_ilu_parallel, int verbosity)
 

Public Attributes

int nnzbs_prec = 0
 
bool useJacMatrix = false
 
std::shared_ptr< BlockedMatrix< Scalar > > jacMat {}
 

Protected Member Functions

 rocsparsePreconditioner (int verbosity_)
 
- Protected Member Functions inherited from Opm::Accelerator::Preconditioner< Scalar, block_size >
 Preconditioner (int verbosity_)
 

Protected Attributes

rocsparse_handle handle
 
rocsparse_direction dir = rocsparse_direction_row
 
rocsparse_operation operation = rocsparse_operation_none
 
rocsparse_mat_descr descr_L
 
rocsparse_mat_descr descr_U
 
hipStream_t stream
 
- Protected Attributes inherited from Opm::Accelerator::Preconditioner< Scalar, block_size >
int N = 0
 
int Nb = 0
 
int nnz = 0
 
int nnzb = 0
 
int verbosity = 0
 

Member Function Documentation

◆ apply()

◆ copy_system_to_gpu()

template<class Scalar , unsigned int block_size>
virtual void Opm::Accelerator::rocsparsePreconditioner< Scalar, block_size >::copy_system_to_gpu ( Scalar *  b)
pure virtual

◆ create_preconditioner() [1/2]

◆ create_preconditioner() [2/2]

template<class Scalar , unsigned int block_size>
virtual bool Opm::Accelerator::rocsparsePreconditioner< Scalar, block_size >::create_preconditioner ( BlockedMatrix< Scalar > *  mat,
BlockedMatrix< Scalar > *  jacMat 
)
pure virtual

◆ initialize()

template<class Scalar , unsigned int block_size>
virtual bool Opm::Accelerator::rocsparsePreconditioner< Scalar, block_size >::initialize ( std::shared_ptr< BlockedMatrix< Scalar > >  matrix,
std::shared_ptr< BlockedMatrix< Scalar > >  jacMatrix,
rocsparse_int d_Arows,
rocsparse_int d_Acols 
)
pure virtual

◆ update_system_on_gpu()

template<class Scalar , unsigned int block_size>
virtual void Opm::Accelerator::rocsparsePreconditioner< Scalar, block_size >::update_system_on_gpu ( Scalar *  b)
pure virtual

Update linear system to GPU.

Parameters
[in]binput vector, contains N values

Implemented in Opm::Accelerator::rocsparseBILU0< Scalar, block_size >, and Opm::Accelerator::rocsparseCPR< Scalar, block_size >.


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