1 #ifndef __CS_MULTIGRID_H__ 2 #define __CS_MULTIGRID_H__ 186 int aggregation_limit,
191 int postprocess_block_size);
223 int n_max_iter_descent,
224 int n_max_iter_ascent,
225 int n_max_iter_coarse,
226 int poly_degree_descent,
227 int poly_degree_ascent,
228 int poly_degree_coarse,
229 double precision_mult_descent,
230 double precision_mult_ascent,
231 double precision_mult_coarse);
399 const char *base_name,
419 int *rows_mean_threshold,
439 int rows_mean_threshold,
Definition: cs_multigrid.h:61
unsigned long cs_gnum_t
global mesh entity number
Definition: cs_defs.h:301
void cs_multigrid_get_merge_options(const cs_multigrid_t *mg, int *rank_stride, int *rows_mean_threshold, cs_gnum_t *rows_glob_threshold)
Query the global multigrid parameters for parallel grid merging.
Definition: cs_multigrid.c:4762
cs_sles_it_type_t
Definition: cs_sles_it.h:55
void * cs_multigrid_copy(const void *context)
Create multigrid sparse linear system solver info and context based on existing info and context...
Definition: cs_multigrid.c:3927
Definition: cs_multigrid.h:62
void cs_multigrid_setup_conv_diff(void *context, const char *name, const cs_matrix_t *a, const cs_matrix_t *a_conv, const cs_matrix_t *a_diff, int verbosity)
Setup multigrid sparse linear equation solver.
Definition: cs_multigrid.c:4153
void cs_multigrid_set_plot_options(cs_multigrid_t *mg, const char *base_name, bool use_iteration)
Set plotting options for multigrid.
Definition: cs_multigrid.c:4716
cs_multigrid_t * cs_multigrid_create(cs_multigrid_type_t mg_type)
Create multigrid linear system solver info and context.
Definition: cs_multigrid.c:3759
Definition: cs_multigrid.h:59
#define BEGIN_C_DECLS
Definition: cs_defs.h:510
void cs_multigrid_destroy(void **context)
Destroy multigrid linear system solver info and context.
Definition: cs_multigrid.c:3874
void cs_multigrid_setup(void *context, const char *name, const cs_matrix_t *a, int verbosity)
Setup multigrid sparse linear equation solver.
Definition: cs_multigrid.c:4125
const char * cs_multigrid_type_name[]
struct _cs_sles_pc_t cs_sles_pc_t
Definition: cs_sles_pc.h:66
Definition: cs_multigrid.h:60
double cs_real_t
Floating-point value.
Definition: cs_defs.h:322
void cs_multigrid_log(const void *context, cs_log_t log_type)
Log multigrid solver info.
Definition: cs_multigrid.c:3955
struct _cs_matrix_t cs_matrix_t
Definition: cs_matrix.h:93
cs_sles_convergence_state_t
Convergence status indicator.
Definition: cs_sles.h:56
void cs_multigrid_set_coarsening_options(cs_multigrid_t *mg, int aggregation_limit, int coarsening_type, int n_max_levels, cs_gnum_t min_g_rows, double p0p1_relax, int postprocess_block_size)
Set multigrid coarsening parameters.
Definition: cs_multigrid.c:3987
struct _cs_sles_t cs_sles_t
Definition: cs_sles.h:68
void cs_multigrid_finalize(void)
Finalize multigrid solver API.
Definition: cs_multigrid.c:3689
cs_multigrid_type_t
Definition: cs_multigrid.h:57
cs_sles_pc_t * cs_multigrid_pc_create(cs_multigrid_type_t mg_type)
Create a multigrid preconditioner.
Definition: cs_multigrid.c:4474
double precision, save a
Definition: cs_fuel_incl.f90:146
struct _cs_multigrid_t cs_multigrid_t
Definition: cs_multigrid.h:68
void cs_multigrid_free(void *context)
Free multigrid sparse linear equation solver setup context.
Definition: cs_multigrid.c:4406
cs_log_t
Definition: cs_log.h:48
cs_sles_it_type_t cs_multigrid_get_fine_solver_type(const cs_multigrid_t *mg)
Return solver type used on fine mesh.
Definition: cs_multigrid.c:4102
void cs_multigrid_initialize(void)
Initialize multigrid solver API.
Definition: cs_multigrid.c:3678
void cs_multigrid_set_merge_options(cs_multigrid_t *mg, int rank_stride, int rows_mean_threshold, cs_gnum_t rows_glob_threshold)
Set global multigrid parameters for parallel grid merging behavior.
Definition: cs_multigrid.c:4799
#define END_C_DECLS
Definition: cs_defs.h:511
void cs_multigrid_set_solver_options(cs_multigrid_t *mg, cs_sles_it_type_t descent_smoother_type, cs_sles_it_type_t ascent_smoother_type, cs_sles_it_type_t coarse_solver_type, int n_max_cycles, int n_max_iter_descent, int n_max_iter_ascent, int n_max_iter_coarse, int poly_degree_descent, int poly_degree_ascent, int poly_degree_coarse, double precision_mult_descent, double precision_mult_ascent, double precision_mult_coarse)
Set multigrid parameters for associated iterative solvers.
Definition: cs_multigrid.c:4040
bool cs_multigrid_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)
cs_sles_convergence_state_t cs_multigrid_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 multigrid sparse linear equation solver.
Definition: cs_multigrid.c:4242
cs_multigrid_t * cs_multigrid_define(int f_id, const char *name, cs_multigrid_type_t mg_type)
Define and associate a multigrid sparse linear system solver for a given field or equation name...
Definition: cs_multigrid.c:3722