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az_ifpack_solve.c
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1/*@HEADER
2// ***********************************************************************
3//
4// Ifpack: Object-Oriented Algebraic Preconditioner Package
5// Copyright (2002) Sandia Corporation
6//
7// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
8// license for use of this work by or on behalf of the U.S. Government.
9//
10// Redistribution and use in source and binary forms, with or without
11// modification, are permitted provided that the following conditions are
12// met:
13//
14// 1. Redistributions of source code must retain the above copyright
15// notice, this list of conditions and the following disclaimer.
16//
17// 2. Redistributions in binary form must reproduce the above copyright
18// notice, this list of conditions and the following disclaimer in the
19// documentation and/or other materials provided with the distribution.
20//
21// 3. Neither the name of the Corporation nor the names of the
22// contributors may be used to endorse or promote products derived from
23// this software without specific prior written permission.
24//
25// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
26// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
29// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
30// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
31// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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33// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
34// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
35// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36//
37// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
38//
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40//@HEADER
41*/
42
43#include <stdio.h>
44#include <stdlib.h>
45#include <math.h>
46#include <std::string.h>
47#include "az_aztec.h"
48#include "az_ifpack.h"
49
50void AZ_ifpack_solve(double x[], double b[], int options[], double params[],
51 int indx[], int bindx[], int rpntr[], int cpntr[], int bpntr[],
52 double val[], int data_org[], double status[], int proc_config[])
53{
54 AZ_MATRIX *Amat;
55
56 Amat = AZ_matrix_create(data_org[AZ_N_internal]+data_org[AZ_N_border]);
57
58 options[AZ_output] = 1;
59 if (data_org[AZ_matrix_type] == AZ_MSR_MATRIX)
60 AZ_set_MSR(Amat, bindx, val, data_org, 0, NULL, AZ_LOCAL);
61 else if (data_org[AZ_matrix_type] == AZ_VBR_MATRIX)
62 AZ_set_VBR(Amat, rpntr, cpntr, bpntr, indx, bindx, val,
63 data_org, 0, NULL, AZ_LOCAL);
64 else {
65 fprintf(stderr,"Unknown matrix type (%d)\n",data_org[AZ_matrix_type]);
66 fprintf(stderr,"Matrix-free is now available via AZ_iterate()\n");
67 exit(1);
68 }
69
70 AZ_ifpack_iterate(x, b, options, params, status, proc_config, Amat);
71
72 AZ_matrix_destroy(&Amat);
73
74}
75/* AZ_ifpack_solve*/
void AZ_ifpack_iterate(double *x, double *b, int *options, double *params, double *status, int *proc_config, AZ_MATRIX *Amat)
void AZ_ifpack_solve(double x[], double b[], int options[], double params[], int indx[], int bindx[], int rpntr[], int cpntr[], int bpntr[], double val[], int data_org[], double status[], int proc_config[])