/[escript]/trunk/paso/src/SystemMatrix_setValues.c
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Annotation of /trunk/paso/src/SystemMatrix_setValues.c

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Revision 633 - (hide annotations)
Thu Mar 23 05:37:00 2006 UTC (13 years, 7 months ago) by dhawcroft
File MIME type: text/plain
File size: 2056 byte(s)


1 jgs 150 /* $Id$ */
2    
3 dhawcroft 631 /*
4     ********************************************************************************
5 dhawcroft 633 * Copyright 2006 by ACcESS MNRF *
6 dhawcroft 631 * *
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 jgs 150 /**************************************************************/
15    
16     /* Paso: SystemMatrix : */
17     /* sets the values of the system matrix to a value */
18    
19     /**************************************************************/
20    
21     /* Copyrights by ACcESS Australia 2003,2004,2005 */
22     /* Author: gross@access.edu.au */
23    
24     /**************************************************************/
25    
26     #include "Paso.h"
27     #include "SystemMatrix.h"
28    
29     /**************************************************************/
30    
31     void Paso_SystemMatrix_setValues(Paso_SystemMatrix* in,double value) {
32 gross 415
33     index_t index_offset=(in->type & MATRIX_FORMAT_OFFSET1 ? 1:0);
34 jgs 150 dim_t i,j;
35     index_t iptr;
36     #pragma omp parallel for private(i,iptr,j) schedule(static)
37     for (i=0;i< in->pattern->n_ptr;++i) {
38 gross 415 for (iptr=(in->pattern->ptr[i])-index_offset;iptr<(in->pattern->ptr[i+1])-index_offset;++iptr) {
39 jgs 150 for (j=0;j<(in->block_size);++j) in->val[iptr*(in->block_size)+j]=value;
40     }
41     }
42     in->normalizer_is_valid=FALSE;
43     }
44     /*
45     * $Log$
46     * Revision 1.2 2005/09/15 03:44:39 jgs
47     * Merge of development branch dev-02 back to main trunk on 2005-09-15
48     *
49     * Revision 1.1.2.1 2005/09/05 06:29:48 gross
50     * These files have been extracted from finley to define a stand alone libray for iterative
51     * linear solvers on the ALTIX. main entry through Paso_solve. this version compiles but
52     * has not been tested yet.
53     *
54     *
55     */

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