AuxMessage.c File Reference

Output some useful messages. More...

#include <math.h>
#include "fasp.h"
#include "fasp_functs.h"

Go to the source code of this file.

Functions
void	fasp_itinfo (const INT ptrlvl, const INT stop_type, const INT iter, const REAL relres, const REAL absres, const REAL factor)
	Print out iteration information for iterative solvers. More...
void	fasp_amgcomplexity (const AMG_data *mgl, const SHORT prtlvl)
	Print level and complexity information of AMG. More...
void	fasp_amgcomplexity_bsr (const AMG_data_bsr *mgl, const SHORT prtlvl)
	Print complexities of AMG method for BSR matrices. More...
void	fasp_cputime (const char *message, const REAL cputime)
	Print CPU walltime. More...
void	fasp_message (const INT ptrlvl, const char *message)
	Print output information if necessary. More...
void	fasp_chkerr (const SHORT status, const char *fctname)
	Check error status and print out error messages before quit. More...

Detailed Description

Output some useful messages.

Note

This file contains Level-0 (Aux) functions.

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Copyright (C) 2009–Present by the FASP team. All rights reserved.

Released under the terms of the GNU Lesser General Public License 3.0 or later.

Definition in file AuxMessage.c.

Function Documentation

fasp_amgcomplexity()

void void fasp_amgcomplexity	(	const AMG_data *	mgl,
		const SHORT	prtlvl
	)

Print level and complexity information of AMG.

Parameters

mgl	Multilevel hierachy for AMG
prtlvl	How much information to print

Author

Chensong Zhang

Date

11/16/2009

Definition at line 84 of file AuxMessage.c.

fasp_amgcomplexity_bsr()

void void fasp_amgcomplexity_bsr	(	const AMG_data_bsr *	mgl,
		const SHORT	prtlvl
	)

Print complexities of AMG method for BSR matrices.

Parameters

mgl	Multilevel hierachy for AMG
prtlvl	How much information to print

Author

Chensong Zhang

Date

05/10/2013

Definition at line 136 of file AuxMessage.c.

fasp_chkerr()

void fasp_chkerr	(	const SHORT	status,
		const char *	fctname
	)

Check error status and print out error messages before quit.

Parameters

status	Error status
fctname	Function name where this routine is called

Author

Chensong Zhang

Date

01/10/2012

Definition at line 213 of file AuxMessage.c.

fasp_cputime()

void void fasp_cputime	(	const char *	message,
		const REAL	cputime
	)

Print CPU walltime.

Parameters

message	Some string to print out
cputime	Walltime since start to end

Author

Chensong Zhang

Date

04/10/2012

Definition at line 179 of file AuxMessage.c.

fasp_itinfo()

void fasp_itinfo	(	const INT	ptrlvl,
		const INT	stop_type,
		const INT	iter,
		const REAL	relres,
		const REAL	absres,
		const REAL	factor
	)

Print out iteration information for iterative solvers.

Parameters

ptrlvl	Level for output
stop_type	Type of stopping criteria
iter	Number of iterations
relres	Relative residual of different kinds
absres	Absolute residual of different kinds
factor	Contraction factor

Author

Chensong Zhang

Date

11/16/2009

Modified by Chensong Zhang on 03/28/2013: Output initial guess Modified by Chensong Zhang on 04/05/2013: Fix a typo

Definition at line 41 of file AuxMessage.c.

fasp_message()

void fasp_message	(	const INT	ptrlvl,
		const char *	message
	)

Print output information if necessary.

Parameters

ptrlvl	Level for output
message	Error message to print

Author

Chensong Zhang

Date

11/16/2009

Definition at line 196 of file AuxMessage.c.