hypre/parcsr_ls/F90_HYPRE_parcsr_pcg.c

327 lines
13 KiB
C

/*BHEADER**********************************************************************
* Copyright (c) 2006 The Regents of the University of California.
* Produced at the Lawrence Livermore National Laboratory.
* Written by the HYPRE team. UCRL-CODE-222953.
* All rights reserved.
*
* This file is part of HYPRE (see http://www.llnl.gov/CASC/hypre/).
* Please see the COPYRIGHT_and_LICENSE file for the copyright notice,
* disclaimer, contact information and the GNU Lesser General Public License.
*
* HYPRE is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License (as published by the Free Software
* Foundation) version 2.1 dated February 1999.
*
* HYPRE is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the IMPLIED WARRANTY OF MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the terms and conditions of the GNU General
* Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Revision$
***********************************************************************EHEADER*/
/******************************************************************************
*
* HYPRE_ParCSRPCG Fortran interface
*
*****************************************************************************/
#include "headers.h"
#include "fortran.h"
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGCreate
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgcreate, HYPRE_PARCSRPCGCREATE)( int *comm,
long int *solver,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGCreate( (MPI_Comm) *comm,
(HYPRE_Solver *) solver ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGDestroy
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgdestroy, HYPRE_PARCSRPCGDESTROY)( long int *solver,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGDestroy( (HYPRE_Solver) *solver ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGSetup
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgsetup, HYPRE_PARCSRPCGSETUP)( long int *solver,
long int *A,
long int *b,
long int *x,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGSetup( (HYPRE_Solver) *solver,
(HYPRE_ParCSRMatrix) *A,
(HYPRE_ParVector) *b,
(HYPRE_ParVector) *x ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGSolve
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgsolve, HYPRE_PARCSRPCGSOLVE)( long int *solver,
long int *A,
long int *b,
long int *x,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGSolve( (HYPRE_Solver) *solver,
(HYPRE_ParCSRMatrix) *A,
(HYPRE_ParVector) *b,
(HYPRE_ParVector) *x ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGSetTol
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgsettol, HYPRE_PARCSRPCGSETTOL)( long int *solver,
double *tol,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGSetTol( (HYPRE_Solver) *solver,
(double) *tol ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGSetMaxIter
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgsetmaxiter, HYPRE_PARCSRPCGSETMAXITER)( long int *solver,
int *max_iter,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGSetMaxIter( (HYPRE_Solver) *solver,
(int) *max_iter ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGSetStopCrit
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgsetstopcrit, HYPRE_PARCSRPCGSETSTOPCRIT)
( long int *solver,
int *stop_crit,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGSetStopCrit( (HYPRE_Solver) *solver,
(int) *stop_crit ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGSetTwoNorm
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgsettwonorm, HYPRE_PARCSRPCGSETTWONORM)( long int *solver,
int *two_norm,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGSetTwoNorm( (HYPRE_Solver) *solver,
(int) *two_norm ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGSetRelChange
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgsetrelchange, HYPRE_PARCSRPCGSETRELCHANGE)( long int *solver,
int *rel_change,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGSetRelChange( (HYPRE_Solver) *solver,
(int) *rel_change ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGSetPrecond
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgsetprecond, HYPRE_PARCSRPCGSETPRECOND)( long int *solver,
int *precond_id,
long int *precond_solver,
int *ierr )
{
/*------------------------------------------------------------
* The precond_id flags mean :
* 0 - do not set up a preconditioner
* 1 - set up a ds preconditioner
* 2 - set up an amg preconditioner
* 3 - set up a pilut preconditioner
* 4 - set up a ParaSails preconditioner
*------------------------------------------------------------*/
if (*precond_id == 0)
{
*ierr = 0;
}
else if (*precond_id == 1)
{
*ierr = (int) ( HYPRE_ParCSRPCGSetPrecond(
(HYPRE_Solver) *solver,
HYPRE_ParCSRDiagScale,
HYPRE_ParCSRDiagScaleSetup,
NULL ) );
}
else if (*precond_id == 2)
{
*ierr = (int) ( HYPRE_ParCSRPCGSetPrecond(
(HYPRE_Solver) *solver,
HYPRE_BoomerAMGSolve,
HYPRE_BoomerAMGSetup,
(void *) *precond_solver) );
}
else if (*precond_id == 3)
{
*ierr = (int) ( HYPRE_ParCSRPCGSetPrecond(
(HYPRE_Solver) *solver,
HYPRE_ParCSRPilutSolve,
HYPRE_ParCSRPilutSetup,
(void *) *precond_solver) );
}
else if (*precond_id == 4)
{
*ierr = (int) ( HYPRE_ParCSRPCGSetPrecond(
(HYPRE_Solver) *solver,
HYPRE_ParaSailsSolve,
HYPRE_ParaSailsSetup,
(void *) *precond_solver) );
}
else
{
*ierr = -1;
}
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGGetPrecond
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcggetprecond, HYPRE_PARCSRPCGGETPRECOND)( long int *solver,
long int *precond_solver_ptr,
int *ierr )
{
*ierr = (int)
( HYPRE_ParCSRPCGGetPrecond( (HYPRE_Solver) *solver,
(HYPRE_Solver *) precond_solver_ptr ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGSetPrintLevel
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgsetprintlevel, HYPRE_PARCSRPCGSETPRINTLEVEL)( long int *solver,
int *level,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGSetPrintLevel( (HYPRE_Solver) *solver,
(int) *level ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGSetPrintLogging
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcgsetlogging, HYPRE_PARCSRPCGSETLOGGING)( long int *solver,
int *level,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGSetLogging( (HYPRE_Solver) *solver,
(int) *level ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGGetNumIterations
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcggetnumiterations, HYPRE_PARCSRPCGGETNUMITERATIONS)( long int *solver,
int *num_iterations,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGGetNumIterations(
(HYPRE_Solver) *solver,
(int *) num_iterations ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRPCGGetFinalRelativeResidualNorm
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrpcggetfinalrelative, HYPRE_PARCSRPCGGETFINALRELATIVE)( long int *solver,
double *norm,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRPCGGetFinalRelativeResidualNorm(
(HYPRE_Solver) *solver,
(double *) norm ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRDiagScaleSetup
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrdiagscalesetup, HYPRE_PARCSRDIAGSCALESETUP)( long int *solver,
long int *A,
long int *y,
long int *x,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRDiagScaleSetup( (HYPRE_Solver) *solver,
(HYPRE_ParCSRMatrix) *A,
(HYPRE_ParVector) *y,
(HYPRE_ParVector) *x ) );
}
/*--------------------------------------------------------------------------
* HYPRE_ParCSRDiagScale
*--------------------------------------------------------------------------*/
void
hypre_F90_IFACE(hypre_parcsrdiagscale, HYPRE_PARCSRDIAGSCALE)( long int *solver,
long int *HA,
long int *Hy,
long int *Hx,
int *ierr )
{
*ierr = (int) ( HYPRE_ParCSRDiagScale( (HYPRE_Solver) *solver,
(HYPRE_ParCSRMatrix) *HA,
(HYPRE_ParVector) *Hy,
(HYPRE_ParVector) *Hx ) );
}