/[escript]/trunk/paso/src/solve.c
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Contents of /trunk/paso/src/solve.c

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Revision 411 - (show annotations)
Tue Jan 3 00:23:48 2006 UTC (13 years, 3 months ago) by gross
File MIME type: text/plain
File size: 2442 byte(s)
SCSL interface has moved

1 /* $Id$ */
2
3 /**************************************************************/
4
5 /* Paso: interface to the direct solvers */
6
7 /**************************************************************/
8
9 /* Copyrights by ACcESS Australia 2003 */
10 /* Author: gross@access.edu.au */
11
12 /**************************************************************/
13
14 #include "Paso.h"
15 #include "Solvers/Solver.h"
16
17 #ifdef SCSL
18 #include "SCSL.h"
19 #endif
20
21 #ifdef MKL
22 #include "MKL.h"
23 #endif
24
25 #ifdef UMFPACK
26 #include "UMFPACK.h"
27 #endif
28
29 /**************************************************************/
30
31 void Paso_solve(Paso_SystemMatrix* A,
32 double* out,
33 double* in,
34 Paso_Options* options) {
35
36 Paso_resetError();
37 if (A->num_rows!=A->num_cols || A->col_block_size!=A->row_block_size) {
38 Paso_setError(VALUE_ERROR,"__FILE__: matrix has to be a square matrix.");
39 return;
40 }
41 index_t package=Paso_Options_getPackage(options->method,options->package,options->symmetric);
42 if (Paso_noError()) {
43 switch(package) {
44
45 case PASO_PASO:
46 Paso_Solver(A,out,in,options);
47 break;
48
49 #ifdef SCSL
50 case PASO_SCSL:
51 Paso_SCSL(A,out,in,options);
52 break;
53 #endif
54
55 /*
56 case PASO_MKL:
57 Paso_MKL(A,out,in,options);
58 break;
59 */
60
61 /*
62 case PASO_UMFPACK:
63 Paso_UMFPACK(A,out,in,options);
64 break;
65 */
66
67 default:
68 Paso_setError(VALUE_ERROR,"__FILE__: unknown package code");
69 return;
70 }
71 }
72 return;
73 }
74
75 /* free memory possibly resereved for a recall */
76
77 void Paso_solve_free(Paso_SystemMatrix* in) {
78 Paso_Solver_free(in);
79 #ifdef SCSL
80 Paso_SCSL_free(in);
81 #endif
82 /* Paso_MKL_free(A,out,in,options); */
83 /* Paso_UMFPACK_free(A,out,in,options); */
84 return;
85 }
86 /*
87 * $Log$
88 * Revision 1.2 2005/09/15 03:44:39 jgs
89 * Merge of development branch dev-02 back to main trunk on 2005-09-15
90 *
91 * Revision 1.1.2.2 2005/09/07 00:59:08 gross
92 * some inconsistent renaming fixed to make the linking work.
93 *
94 * Revision 1.1.2.1 2005/09/05 06:29:49 gross
95 * These files have been extracted from finley to define a stand alone libray for iterative
96 * linear solvers on the ALTIX. main entry through Paso_solve. this version compiles but
97 * has not been tested yet.
98 *
99 *
100 */

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