18#ifndef __PASO_PRECONDITIONER_H__
19#define __PASO_PRECONDITIONER_H__
81 dim_t sweeps,
bool x_is_initial);
85 dim_t sweeps,
bool x_is_initial);
89 double atol,
dim_t* sweeps,
bool x_is_initial);
index_t dim_t
Definition: DataTypes.h:66
int index_t
type for array/matrix indices used both globally and on each rank
Definition: DataTypes.h:61
Definition: BiCGStab.cpp:25
void Preconditioner_Smoother_solve(SystemMatrix_ptr< double > A, Preconditioner_Smoother *gs, double *x, const double *b, dim_t sweeps, bool x_is_initial)
Definition: Smoother.cpp:100
void Preconditioner_solve(Preconditioner *prec, SystemMatrix_ptr< double > A, double *x, double *b)
Definition: Preconditioner.cpp:111
void Preconditioner_LocalSmoother_Sweep(SparseMatrix_ptr< double > A, Preconditioner_LocalSmoother *gs, double *x)
Definition: Smoother.cpp:201
Preconditioner * Preconditioner_alloc(SystemMatrix_ptr< double > A, Options *options)
Definition: Preconditioner.cpp:46
void Preconditioner_free(Preconditioner *in)
Definition: Preconditioner.cpp:35
void Solver_ILU_free(Solver_ILU *in)
Definition: ILU.cpp:35
void Preconditioner_LocalSmoother_Sweep_sequential(SparseMatrix_ptr< double > A, Preconditioner_LocalSmoother *gs, double *x)
inplace Gauss-Seidel sweep in sequential mode
Definition: Smoother.cpp:221
void Preconditioner_LocalSmoother_Sweep_tiled(SparseMatrix_ptr< double > A, Preconditioner_LocalSmoother *gs, double *x)
boost::shared_ptr< SystemMatrix< T > > SystemMatrix_ptr
Definition: SystemMatrix.h:42
boost::shared_ptr< SparseMatrix< T > > SparseMatrix_ptr
Definition: SparseMatrix.h:37
void Preconditioner_Smoother_free(Preconditioner_Smoother *in)
Definition: Smoother.cpp:34
Preconditioner_Smoother * Preconditioner_Smoother_alloc(SystemMatrix_ptr< double > A, bool jacobi, bool is_local, bool verbose)
constructs the symmetric Gauss-Seidel preconditioner
Definition: Smoother.cpp:54
boost::shared_ptr< Preconditioner > Preconditioner_ptr
Definition: Preconditioner.h:28
boost::shared_ptr< const Preconditioner > const_Preconditioner_ptr
Definition: Preconditioner.h:29
SolverResult
Definition: Paso.h:44
void Solver_solveILU(SparseMatrix_ptr< double > A, Solver_ILU *ilu, double *x, const double *b)
Definition: ILU.cpp:316
void Preconditioner_LocalSmoother_Sweep_colored(SparseMatrix_ptr< double > A, Preconditioner_LocalSmoother *gs, double *x)
Definition: Smoother.cpp:338
void Solver_solveRILU(Solver_RILU *rilu, double *x, double *b)
Definition: RILU.cpp:289
void Preconditioner_LocalSmoother_free(Preconditioner_LocalSmoother *in)
Definition: Smoother.cpp:42
Solver_RILU * Solver_getRILU(SparseMatrix_ptr< double > A, bool verbose)
Definition: RILU.cpp:71
Solver_ILU * Solver_getILU(SparseMatrix_ptr< double > A, bool verbose)
constructs the incomplete block factorization
Definition: ILU.cpp:44
void Solver_RILU_free(Solver_RILU *in)
Definition: RILU.cpp:35
Preconditioner_LocalSmoother * Preconditioner_LocalSmoother_alloc(SparseMatrix_ptr< double > A, bool jacobi, bool verbose)
Definition: Smoother.cpp:64
void Solver_updateIncompleteSchurComplement(SparseMatrix_ptr< double > A_CC, SparseMatrix_ptr< double > A_CF, double *invA_FF, index_t *A_FF_pivot, SparseMatrix_ptr< double > A_FC)
Definition: SchurComplement.cpp:28
void Preconditioner_LocalSmoother_solve(SparseMatrix_ptr< double > A, Preconditioner_LocalSmoother *gs, double *x, const double *b, dim_t sweeps, bool x_is_initial)
Definition: Smoother.cpp:161
SolverResult Preconditioner_Smoother_solve_byTolerance(SystemMatrix_ptr< double > A, Preconditioner_Smoother *gs, double *x, const double *b, double atol, dim_t *sweeps, bool x_is_initial)
Definition: Smoother.cpp:127
#define PASO_DLL_API
Definition: paso/src/system_dep.h:29
Definition: Preconditioner.h:57
double * buffer
Definition: Preconditioner.h:60
bool Jacobi
Definition: Preconditioner.h:58
index_t * pivot
Definition: Preconditioner.h:61
double * diag
Definition: Preconditioner.h:59
Definition: Preconditioner.h:65
bool is_local
Definition: Preconditioner.h:67
Preconditioner_LocalSmoother * localSmoother
Definition: Preconditioner.h:66
Definition: Preconditioner.h:37
dim_t type
Definition: Preconditioner.h:38
Solver_RILU * rilu
RILU preconditioner.
Definition: Preconditioner.h:47
Preconditioner_Smoother * jacobi
Jacobi preconditioner.
Definition: Preconditioner.h:41
Solver_ILU * ilu
ILU preconditioner.
Definition: Preconditioner.h:45
dim_t sweeps
Definition: Preconditioner.h:39
Preconditioner_Smoother * gs
Gauss-Seidel preconditioner.
Definition: Preconditioner.h:43
ILU preconditioner.
Definition: Preconditioner.h:106
double * factors
Definition: Preconditioner.h:107
RILU preconditioner.
Definition: Preconditioner.h:112
double * b_F
Definition: Preconditioner.h:126
index_t * mask_F
Definition: Preconditioner.h:123
SparseMatrix_ptr< double > A_FC
Definition: Preconditioner.h:119
index_t * A_FF_pivot
Definition: Preconditioner.h:118
double * inv_A_FF
Definition: Preconditioner.h:117
double * x_C
Definition: Preconditioner.h:127
index_t * rows_in_C
Definition: Preconditioner.h:122
dim_t n_block
Definition: Preconditioner.h:114
SparseMatrix_ptr< double > A_CF
Definition: Preconditioner.h:120
double * b_C
Definition: Preconditioner.h:128
dim_t n
Definition: Preconditioner.h:113
dim_t n_C
Definition: Preconditioner.h:116
index_t * rows_in_F
Definition: Preconditioner.h:121
index_t * mask_C
Definition: Preconditioner.h:124
Solver_RILU * RILU_of_Schur
Definition: Preconditioner.h:129
dim_t n_F
Definition: Preconditioner.h:115
double * x_F
Definition: Preconditioner.h:125