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

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Revision 1388 - (show annotations)
Fri Jan 11 07:45:58 2008 UTC (11 years, 8 months ago) by trankine
File MIME type: text/plain
File size: 1572 byte(s)
And get the *(&(*&(* name right
1
2 /* $Id: SparseMatrix_addAbsRow.c 1306 2007-09-18 05:51:09Z ksteube $ */
3
4 /*******************************************************
5 *
6 * Copyright 2003-2007 by ACceSS MNRF
7 * Copyright 2007 by University of Queensland
8 *
9 * http://esscc.uq.edu.au
10 * Primary Business: Queensland, Australia
11 * Licensed under the Open Software License version 3.0
12 * http://www.opensource.org/licenses/osl-3.0.php
13 *
14 *******************************************************/
15
16 /***************************************************************************/
17
18 /* Paso: SparseMatrix: adds the absolut values of row entries to an array */
19
20 /***************************************************************************/
21
22 /* Copyrights by ACcESS Australia 2005, 2007 */
23 /* Author: gross@access.edu.au */
24
25 /**************************************************************/
26
27 #include "Paso.h"
28 #include "SparseMatrix.h"
29
30 void Paso_SparseMatrix_addAbsRow_CSR_OFFSET0(Paso_SparseMatrix* A, double* array) {
31 dim_t ir,irow,ic,icb,irb;
32 index_t iptr;
33 register double fac;
34 #pragma omp parallel for private(ir,irb,irow,fac,iptr,icb) schedule(static)
35 for (ir=0;ir< A->pattern->numOutput;ir++) {
36 for (irb=0;irb< A->row_block_size;irb++) {
37 irow=irb+A->row_block_size*ir;
38 fac=0.;
39 for (iptr=A->pattern->ptr[ir];iptr<A->pattern->ptr[ir+1]; iptr++) {
40 for (icb=0;icb< A->col_block_size;icb++)
41 fac+=ABS(A->val[iptr*A->block_size+irb+A->row_block_size*icb]);
42 }
43 array[irow]+=fac;
44 }
45 }
46 }

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