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

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Revision 971 - (show annotations)
Wed Feb 14 04:40:49 2007 UTC (12 years, 6 months ago) by ksteube
File MIME type: text/plain
File size: 2322 byte(s)
Had to undo commit to new MPI branch. The changes went into the original and
not the branch. The files committed here are exactly the same as revision 969.


1 /* $Id$ */
2
3 /*
4 ********************************************************************************
5 * Copyright 2006 by ACcESS MNRF *
6 * *
7 * http://www.access.edu.au *
8 * Primary Business: Queensland, Australia *
9 * Licensed under the Open Software License version 3.0 *
10 * http://www.opensource.org/licenses/osl-3.0.php *
11 ********************************************************************************
12 */
13 /**************************************************************/
14
15 /* Paso: returns the matrix format requested by a particular linear solver */
16
17 /**************************************************************/
18
19 /* Copyrights by ACcESS Australia 2004,2005 */
20 /* Author: gross@access.edu.au */
21
22 /**************************************************************/
23
24 #include "Paso.h"
25 #include "Options.h"
26 #include "SystemMatrix.h"
27
28 /**************************************************************/
29
30 index_t Paso_SystemMatrix_getSystemMatrixTypeId(index_t solver,index_t package, bool_t symmetry) {
31 index_t out=MATRIX_FORMAT_DEFAULT;
32 package=Paso_Options_getPackage(solver,package,symmetry);
33
34 switch(package) {
35
36 case PASO_PASO:
37 out=MATRIX_FORMAT_DEFAULT;
38 break;
39
40 case PASO_SCSL:
41 out=MATRIX_FORMAT_CSC + MATRIX_FORMAT_BLK1;
42 /* if (solver == PASO_CHOLEVSKY) out+=MATRIX_FORMAT_SYM */
43 break;
44
45 case PASO_MKL:
46 out=MATRIX_FORMAT_BLK1 + MATRIX_FORMAT_OFFSET1;
47 /* if (solver == PASO_CHOLEVSKY) out+=MATRIX_FORMAT_SYM */
48 break;
49
50 case PASO_UMFPACK:
51 out=MATRIX_FORMAT_CSC + MATRIX_FORMAT_BLK1;
52 break;
53
54 default:
55 Paso_setError(VALUE_ERROR,"unknown package code");
56 }
57 return out;
58 }
59 /*
60 * $Log$
61 * Revision 1.2 2005/09/15 03:44:39 jgs
62 * Merge of development branch dev-02 back to main trunk on 2005-09-15
63 *
64 * Revision 1.1.2.1 2005/09/05 06:29:48 gross
65 * These files have been extracted from finley to define a stand alone libray for iterative
66 * linear solvers on the ALTIX. main entry through Paso_solve. this version compiles but
67 * has not been tested yet.
68 *
69 *
70 */

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