lsd_mkb/lad_bcrs/las_bcrs_intf.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdbool.h>
#include <assert.h>
#include <omp.h>
#include "./lah_bcrs.h"
#include "../lah_intf.h"
#include "../../include/pch_intf.h"
#include "lin_alg_intf.h"
#include "uth_system.h"

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Defines
#define	TIME_TEST_ILU
#define	MIN_DOF_DGEMV   10000
#define	SMALL   1e-15
#define	TOL   1e-9
#define	MAX_BL_BL   20
#define	LAC_END_OF_LIST   -7
#define	LAC_PUT_LIST_NOT_FOUND   -6
#define	LAC_PUT_LIST_FOUND   -5
#define	LAC_PUT_LIST_FULL   -4
Functions
int	lar_util_chk_list_bcrs (int Num, int *List, int Ll)
int	lar_util_put_list_bcrs (int Num, int *List, int Ll)
int	lar_sort_short (int *A, int p, int k)
int	lar_allocate_SM_and_LV_bcrs (int Nrdof_glob, int Max_SM_size, int Block_size, int *Nroffbl, int **L_offbl)
int	lar_initialize_SM_and_LV_bcrs (int Matrix_id, int Scope)
double	lar_get_storage_bcrs (int Matrix_id)
int	lar_fill_assembly_table_int_ent_bcrs (int Matrix_id, int Nr_dof_bl, int *L_bl_id, int *L_bl_nrdof, int *Assembly_table_int_ent)
int	lar_assemble_SM_and_LV_with_table_bcrs (int Matrix_id, int Scope, int Nr_dof_bl, int *Assembly_table_int_ent, int *Local_to_global_int_ent, double *Stiff_mat, double *Rhs_vect, char *Rewr_dofs)
int	lar_assemble_SM_and_LV_bcrs (int Matrix_id, int Scope, int Nr_dof_bl, int *L_bl_id, int *L_bl_nrdof, double *Stiff_mat, double *Rhs_vect, char *Rewr_dofs)
int	lar_allocate_preconditioner_bcrs (int Matrix_id, int Precon, int ILU_k)
int	lar_fill_preconditioner_bcrs (int Matrix_id)
int	lar_free_preconditioner_bcrs (int Matrix_id)
int	lar_free_SM_and_LV_bcrs (int Matrix_id)
void	lar_compute_residual_bcrs (int Matrix_id, int Use_rhs, int Ini_zero, int Ndof, double *X, double *B, double *V)
void	lar_perform_BJ_or_GS_iterations_bcrs (int Matrix_id, int Use_rhs, int Ini_zero, int Nr_prec, int Ndof, double *V, double *B)
void	lar_perform_rhsub_bcrs (int Matrix_id, int Ndof, double *V, double *B)
int	lar_get_SM_and_LV_crs_from_bcrs (int Matrix_id, int offset, int **crs_row, int **crs_col, double **crs_val, double **rhs)
int	lar_get_SM_and_LV_coo_from_bcrs (int Matrix_id, int *nnz, int offset, int **coo_row, int **coo_col, double **coo_val, double **rhs)
Variables
int	itv_nr_bcrs_matrices = 0
itt_bcrs_matrices	itv_bcrs_matrices [LAC_MAX_MATRICES]

---

Define Documentation

#define LAC_END_OF_LIST   -7

#define LAC_PUT_LIST_FOUND   -5

#define LAC_PUT_LIST_FULL   -4

#define LAC_PUT_LIST_NOT_FOUND   -6

#define MAX_BL_BL   20

#define MIN_DOF_DGEMV   10000

#define SMALL   1e-15

#define TIME_TEST_ILU

#define TOL   1e-9

---

Function Documentation

int lar_allocate_preconditioner_bcrs	(	int	Matrix_id,
		int	Precon,
		int	ILU_k
	)

-------------------------------------------------------- lar_allocate_preconditioner_bcrs - to allocate space for preconditioner ---------------------------------------------------------

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int lar_allocate_SM_and_LV_bcrs	(	int	Nrdof_glob,
		int	Max_SM_size,
		int	Block_size,
		int *	Nroffbl,
		int **	L_offbl
	)

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int lar_assemble_SM_and_LV_bcrs	(	int	Matrix_id,
		int	Scope,
		int	Nr_dof_bl,
		int *	L_bl_id,
		int *	L_bl_nrdof,
		double *	Stiff_mat,
		double *	Rhs_vect,
		char *	Rewr_dofs
	)

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int lar_assemble_SM_and_LV_with_table_bcrs	(	int	Matrix_id,
		int	Scope,
		int	Nr_dof_bl,
		int *	Assembly_table_int_ent,
		int *	Local_to_global_int_ent,
		double *	Stiff_mat,
		double *	Rhs_vect,
		char *	Rewr_dofs
	)

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void lar_compute_residual_bcrs	(	int	Matrix_id,
		int	Use_rhs,
		int	Ini_zero,
		int	Ndof,
		double *	X,
		double *	B,
		double *	V
	)

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int lar_fill_assembly_table_int_ent_bcrs	(	int	Matrix_id,
		int	Nr_dof_bl,
		int *	L_bl_id,
		int *	L_bl_nrdof,
		int *	Assembly_table_int_ent
	)

----------------------------------------------------------- lar_fill_assembly_table_int_ent_bcrs - to fill a part of the global assembly table related to one integration entity, for which lists of DOF blocks (their global positions) are provided ------------------------------------------------------------

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int lar_fill_preconditioner_bcrs

(

int

Matrix_id

)

-------------------------------------------------------- lar_fill_preconditioner_bcrs - to fill preconditioner ---------------------------------------------------------

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int lar_free_preconditioner_bcrs

(

int

Matrix_id

)

-------------------------------------------------------- lar_free_preconditioner_bcrs - to free space for a block structure ---------------------------------------------------------

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int lar_free_SM_and_LV_bcrs

(

int

Matrix_id

)

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int lar_get_SM_and_LV_coo_from_bcrs	(	int	Matrix_id,
		int *	nnz,
		int	offset,
		int **	coo_row,
		int **	coo_col,
		double **	coo_val,
		double **	rhs
	)

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int lar_get_SM_and_LV_crs_from_bcrs	(	int	Matrix_id,
		int	offset,
		int **	crs_row,
		int **	crs_col,
		double **	crs_val,
		double **	rhs
	)

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double lar_get_storage_bcrs

(

int

Matrix_id

)

-------------------------------------------------------- lar_get_storage_bcrs - to compute storage of SM, LV and preconditioner ---------------------------------------------------------

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int lar_initialize_SM_and_LV_bcrs	(	int	Matrix_id,
		int	Scope
	)

-------------------------------------------------------- lar_initialize_SM_and_LV_bcrs - to initialize stiffness matrix and/or load vector ---------------------------------------------------------

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void lar_perform_BJ_or_GS_iterations_bcrs	(	int	Matrix_id,
		int	Use_rhs,
		int	Ini_zero,
		int	Nr_prec,
		int	Ndof,
		double *	V,
		double *	B
	)

-------------------------------------------------------- lar_perform_BJ_or_GS_iterations_bcrs - to perform one iteration of block Gauss-Seidel or block Jacobi algorithm: v_out = v_in + M^-1 * ( b - A * v_in ) where M^-1 results from stored preconditioner matrix and the algorithm ---------------------------------------------------------

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void lar_perform_rhsub_bcrs	(	int	Matrix_id,
		int	Ndof,
		double *	V,
		double *	B
	)

-------------------------------------------------------- lar_perform_rhsub_bcrs - to perform forward reduction and back-substitution for ILU preconditioning ---------------------------------------------------------

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int lar_sort_short	(	int *	A,
		int	p,
		int	k
	)

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int lar_util_chk_list_bcrs	(	int	Num,
		int *	List,
		int	Ll
	)

int lar_util_put_list_bcrs	(	int	Num,
		int *	List,
		int	Ll
	)

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Variable Documentation

itt_bcrs_matrices itv_bcrs_matrices[LAC_MAX_MATRICES]

int itv_nr_bcrs_matrices = 0