sid_lapack/sih_lapack.h File Reference

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Classes
struct	sit_direct_dof_struct
struct	sit_direct_solver
Functions
int	sir_direct_module_introduce (char *Solver_name)
int	sir_direct_init (int Parallel, char *Filename)
int	sir_direct_create (int Solver_id, int Problem_id)
int	sir_direct_solve (int Solver_id, int Comp_type, int Monitor)
int	sir_direct_free (int Solver_id)
int	sir_direct_destroy (int Solver_id)
sit_direct_solver *	sir_direct_select_solver (int Solver_id)
int	sir_direct_assemble_stiff_mat (int Solver_id, int Comp_type, int Nr_dof_bl, int *L_bl_nrdofs, int *L_bl_posglob, double *Stiff_mat, double *Rhs_vect, char *Rewr_dofs)
Variables
int	siv_direct_nr_solvers
int	siv_direct_cur_solver_id
sit_direct_solver	siv_direct_solvers [SIC_MAX_NUM_SOLV]

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Function Documentation

int sir_direct_assemble_stiff_mat	(	int	Solver_id,
		int	Comp_type,
		int	Nr_dof_bl,
		int *	L_bl_nrdofs,
		int *	L_bl_posglob,
		double *	Stiff_mat,
		double *	Rhs_vect,
		char *	Rewr_dofs
	)

----------------------------------------------------------- sir_direct_assemble_stiff_mat - to assemble entries to the global stiffness matrix and the global load vector using the provided local stiffness matrix and load vector ------------------------------------------------------------

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int sir_direct_create	(	int	Solver_id,
		int	Problem_id
	)

----------------------------------------------------------- sir_direct_create - to create and initialize solver data structure ------------------------------------------------------------

Parameters:

	Solver_id	returns: >=0 - success code, <0 - error code
	Problem_id	in: solver identification ID of the problem associated with the solver

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int sir_direct_destroy

(

int

Solver_id

)

----------------------------------------------------------- sir_direct_destroy - to destroy a solver instance and make room for next solvers ------------------------------------------------------------

Parameters:

Solver_id

returns: >=0 - success code, <0 - error code in: solver identification

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int sir_direct_free

(

int

Solver_id

)

----------------------------------------------------------- sir_direct_free - to free memory for stiffness and preconditioner matrices ------------------------------------------------------------

Parameters:

Solver_id

returns: >=0 - success code, <0 - error code in: solver identification

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int sir_direct_init	(	int	Parallel,
		char *	Filename
	)

----------------------------------------------------------- sir_direct_init - to create a new iterative solver, read its control parameters and initialize its data structure ------------------------------------------------------------

Parameters:

	Parallel	returns: >0 - solver ID, <0 - error code
	Filename	parameter specifying sequential (SIC_SEQUENTIAL) or parallel (SIC_PARALLEL) execution in: name of the file with control parameters

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int sir_direct_module_introduce

(

char *

Solver_name

)

----------------------------------------------------------- sir_direct_module_introduce - to return the direct solver name ------------------------------------------------------------

Parameters:

Solver_name

returns: >=0 - success code, <0 - error code out: the name of the solver

sit_direct_solver* sir_direct_select_solver

(

int

Solver_id

)

----------------------------------------------------------- sir_direct_select_solver - to return the pointer to a given solver ------------------------------------------------------------

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int sir_direct_solve	(	int	Solver_id,
		int	Comp_type,
		int	Monitor
	)

----------------------------------------------------------- sir_direct_solve - to solve the system for a given data ------------------------------------------------------------

Parameters:

	Solver_id	returns: >=0 - success code, <0 - error code
	Comp_type	in: solver identification
	Monitor	in: indicator for the scope of computations: SIC_SOLVE - solve the system SIC_RESOLVE - resolve for the new right hand side in: monitoring flag with options: SIC_PRINT_NOT - do not print anything SIC_PRINT_ERRORS - print error messages only SIC_PRINT_INFO - print most important information SIC_PRINT_ALLINFO - print all available information

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Variable Documentation

int siv_direct_cur_solver_id

int siv_direct_nr_solvers

sit_direct_solver siv_direct_solvers[SIC_MAX_NUM_SOLV]