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

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Revision 415 - (show annotations)
Wed Jan 4 05:37:33 2006 UTC (14 years ago) by gross
File MIME type: text/plain
File size: 1333 byte(s)
a better way of representing the matrix format type is introduced. this is needed for the Paradiso and UMFPACK interface
1 /* $Id$ */
2
3 /**************************************************************/
4
5 /* Paso: SystemMatrix : */
6 /* copies a SystemMatrix values into an output array */
7
8 /**************************************************************/
9
10 /* Copyrights by ACcESS Australia 2003,2004,2005 */
11 /* Author: gross@access.edu.au */
12
13 /**************************************************************/
14
15 #include "Paso.h"
16 #include "SystemMatrix.h"
17
18
19 void Paso_SystemMatrix_copy(Paso_SystemMatrix* in,double* array) {
20 dim_t i,j;
21 index_t iptr;
22 index_t index_offset=(in->type & MATRIX_FORMAT_OFFSET1 ? 1:0);
23 #pragma omp parallel for private(i,iptr,j) schedule(static)
24 for (i=0;i< in->pattern->n_ptr;++i) {
25 for (iptr=(in->pattern->ptr[i])-index_offset;iptr<(in->pattern->ptr[i+1])-index_offset; ++iptr) {
26 for (j=0;j<in->block_size;j++) array[iptr*(in->block_size)+j]=in->val[iptr*(in->block_size)+j];
27 }
28 }
29 }
30 /*
31 * $Log$
32 * Revision 1.2 2005/09/15 03:44:39 jgs
33 * Merge of development branch dev-02 back to main trunk on 2005-09-15
34 *
35 * Revision 1.1.2.1 2005/09/05 06:29:48 gross
36 * These files have been extracted from finley to define a stand alone libray for iterative
37 * linear solvers on the ALTIX. main entry through Paso_solve. this version compiles but
38 * has not been tested yet.
39 *
40 *
41 */

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