1 #ifndef __CS_SLES_IT_H__ 2 #define __CS_SLES_IT_H__ 414 #if defined(HAVE_MPI) 433 MPI_Comm caller_comm);
572 const char *base_name,
void cs_sles_it_setup(void *context, const char *name, const cs_matrix_t *a, int verbosity)
Setup iterative sparse linear equation solver.
Definition: cs_sles_it.c:4100
void cs_sles_it_transfer_parameters(const cs_sles_it_t *src, cs_sles_it_t *dest)
Copy options from one iterative sparse linear system solver info and context to another.
Definition: cs_sles_it.c:4571
#define restrict
Definition: cs_defs.h:142
Definition: cs_sles_it.h:79
Definition: cs_sles_it.h:65
cs_sles_it_type_t
Definition: cs_sles_it.h:55
Definition: cs_sles_it.h:70
bool cs_sles_it_error_post_and_abort(cs_sles_t *sles, cs_sles_convergence_state_t state, const cs_matrix_t *a, const cs_real_t *rhs, cs_real_t *vx)
Error handler for iterative sparse linear equation solver.
Definition: cs_sles_it.c:4849
Definition: cs_sles_it.h:76
void cs_sles_it_set_restart_interval(cs_sles_it_t *context, int interval)
Define the number of iterations to be done before restarting the solver. Useful only for GCR or GMRES...
Definition: cs_sles_it.c:4748
double cs_sles_it_get_last_initial_residue(const cs_sles_it_t *context)
Return the initial residue for the previous solve operation with a solver.
Definition: cs_sles_it.c:4486
#define BEGIN_C_DECLS
Definition: cs_defs.h:510
Definition: cs_sles_it.h:71
Definition: cs_sles_it.h:64
void cs_sles_it_set_fallback_threshold(cs_sles_it_t *context, cs_sles_convergence_state_t threshold)
Define convergence level under which the fallback to another solver may be used if applicable...
Definition: cs_sles_it.c:4731
void cs_sles_it_transfer_pc(cs_sles_it_t *context, cs_sles_pc_t **pc)
Assign a preconditioner to an iterative sparse linear equation solver, transfering its ownership to t...
Definition: cs_sles_it.c:4539
struct _cs_sles_pc_t cs_sles_pc_t
Definition: cs_sles_pc.h:66
cs_lnum_t cs_sles_it_get_pcg_single_reduction(void)
Query mean number of rows under which Conjugate Gradient algorithm uses the single-reduction variant...
Definition: cs_sles_it.c:4776
struct _cs_sles_it_t cs_sles_it_t
Definition: cs_sles_it.h:86
Definition: cs_sles_it.h:58
double cs_real_t
Floating-point value.
Definition: cs_defs.h:322
struct _cs_matrix_t cs_matrix_t
Definition: cs_matrix.h:93
void cs_sles_it_destroy(void **context)
Destroy iterative sparse linear system solver info and context.
Definition: cs_sles_it.c:3913
void cs_sles_it_free(void *context)
Free iterative sparse linear equation solver setup context.
Definition: cs_sles_it.c:4425
void cs_sles_it_log(const void *context, cs_log_t log_type)
Log sparse linear equation solver info.
Definition: cs_sles_it.c:3993
Definition: cs_sles_it.h:68
cs_sles_convergence_state_t
Convergence status indicator.
Definition: cs_sles.h:56
struct _cs_sles_t cs_sles_t
Definition: cs_sles.h:68
struct _cs_sles_it_convergence_t cs_sles_it_convergence_t
Definition: cs_sles_it.h:90
Definition: cs_sles_it.h:73
Definition: cs_sles_it.h:61
double precision, save a
Definition: cs_fuel_incl.f90:146
cs_sles_convergence_state_t cs_user_sles_it_solver(cs_sles_it_t *c, const cs_matrix_t *a, cs_lnum_t diag_block_size, cs_sles_it_convergence_t *convergence, const cs_real_t *rhs, cs_real_t *restrict vx, size_t aux_size, void *aux_vectors)
Definition: cs_sles_it.c:3702
cs_sles_pc_t * cs_sles_it_get_pc(cs_sles_it_t *context)
Return a preconditioner context for an iterative sparse linear equation solver.
Definition: cs_sles_it.c:4510
const char * cs_sles_it_type_name[]
Definition: cs_sles_it.h:62
cs_sles_it_type_t cs_sles_it_get_type(const cs_sles_it_t *context)
Return iterative solver type.
Definition: cs_sles_it.c:4461
Definition: cs_sles_it.h:66
cs_log_t
Definition: cs_log.h:48
void cs_sles_it_log_parallel_options(void)
Log the current global settings relative to parallelism.
Definition: cs_sles_it.c:4818
void cs_sles_it_set_plot_options(cs_sles_it_t *context, const char *base_name, bool use_iteration)
Set plotting options for an iterative sparse linear equation solver.
Definition: cs_sles_it.c:4895
Definition: cs_sles_it.h:57
void cs_sles_it_set_pcg_single_reduction(cs_lnum_t threshold)
Set mean number of rows under which Conjugate Gradient algorithm should use the single-reduction vari...
Definition: cs_sles_it.c:4804
int cs_lnum_t
local mesh entity id
Definition: cs_defs.h:316
void cs_sles_it_set_shareable(cs_sles_it_t *context, const cs_sles_it_t *shareable)
Associate a similar info and context object with which some setup data may be shared.
Definition: cs_sles_it.c:4617
#define END_C_DECLS
Definition: cs_defs.h:511
void cs_sles_it_assign_order(cs_sles_it_t *context, cs_lnum_t **order)
Assign ordering to iterative solver.
Definition: cs_sles_it.c:4692
cs_sles_it_t * cs_sles_it_create(cs_sles_it_type_t solver_type, int poly_degree, int n_max_iter, bool update_stats)
Create iterative sparse linear system solver info and context.
Definition: cs_sles_it.c:3814
cs_sles_convergence_state_t cs_sles_it_solve(void *context, const char *name, const cs_matrix_t *a, int verbosity, double precision, double r_norm, int *n_iter, double *residue, const cs_real_t *rhs, cs_real_t *vx, size_t aux_size, void *aux_vectors)
Call iterative sparse linear equation solver.
Definition: cs_sles_it.c:4259
cs_sles_it_t * cs_sles_it_define(int f_id, const char *name, cs_sles_it_type_t solver_type, int poly_degree, int n_max_iter)
Define and associate an iterative sparse linear system solver for a given field or equation name...
Definition: cs_sles_it.c:3759
Definition: cs_sles_it.h:60
Definition: cs_sles_it.h:69
void * cs_sles_it_copy(const void *context)
Create iterative sparse linear system solver info and context based on existing info and context...
Definition: cs_sles_it.c:3951
Definition: cs_sles_it.h:77