1 #ifndef __CS_MULTIGRID_H__
2 #define __CS_MULTIGRID_H__
177 int aggregation_limit,
182 int postprocess_block_size);
214 int n_max_iter_descent,
215 int n_max_iter_ascent,
216 int n_max_iter_coarse,
217 int poly_degree_descent,
218 int poly_degree_ascent,
219 int poly_degree_coarse,
220 double precision_mult_descent,
221 double precision_mult_ascent,
222 double precision_mult_coarse);
369 const char *base_name,
unsigned long cs_gnum_t
global mesh entity number
Definition: cs_defs.h:280
cs_halo_rotation_t
Definition: cs_halo.h:59
cs_sles_it_type_t
Iterative solver types.
Definition: cs_sles_it.h:57
cs_multigrid_t * cs_multigrid_define(int f_id, const char *name)
Define and associate a multigrid sparse linear system solver for a given field or equation name...
Definition: cs_multigrid.c:2143
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:2289
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:3172
cs_sles_pc_t * cs_multigrid_pc_create(void)
Create a multigrid preconditioner.
Definition: cs_multigrid.c:2962
#define BEGIN_C_DECLS
Definition: cs_defs.h:429
void cs_multigrid_destroy(void **context)
Destroy multigrid linear system solver info and context.
Definition: cs_multigrid.c:2233
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:2483
struct _cs_sles_pc_t cs_sles_pc_t
Definition: cs_sles_pc.h:66
bool cs_multigrid_needed(void)
Indicate if multigrid solver API is used for at least one system.
Definition: cs_multigrid.c:2111
void cs_multigrid_log(const void *context, cs_log_t log_type)
Log multigrid solver info.
Definition: cs_multigrid.c:2317
struct _cs_matrix_t cs_matrix_t
Definition: cs_matrix.h:89
void cs_multigrid_error_post_and_abort(void *context, cs_sles_convergence_state_t state, const char *name, const cs_matrix_t *a, cs_halo_rotation_t rotation_mode, const cs_real_t *rhs, cs_real_t *vx)
cs_multigrid_t * cs_multigrid_create(void)
Create multigrid linear system solver info and context.
Definition: cs_multigrid.c:2177
cs_sles_convergence_state_t
Convergence status indicator.
Definition: cs_sles.h:55
void cs_multigrid_finalize(void)
Finalize multigrid solver API.
Definition: cs_multigrid.c:2095
double precision, save a
Definition: cs_fuel_incl.f90:146
cs_sles_convergence_state_t cs_multigrid_solve(void *context, const char *name, const cs_matrix_t *a, int verbosity, cs_halo_rotation_t rotation_mode, 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:2763
struct _cs_multigrid_t cs_multigrid_t
Definition: cs_multigrid.h:54
void cs_multigrid_free(void *context)
Free multigrid sparse linear equation solver setup context.
Definition: cs_multigrid.c:2902
cs_log_t
Definition: cs_log.h:47
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:2460
void cs_multigrid_initialize(void)
Initialize multigrid solver API.
Definition: cs_multigrid.c:2084
#define END_C_DECLS
Definition: cs_defs.h:430
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_cells, double p0p1_relax, int postprocess_block_size)
Set multigrid coarsening parameters.
Definition: cs_multigrid.c:2351
double cs_real_t
Definition: cs_defs.h:296
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:2404