/[escript]/branches/doubleplusgood/dudley/src/ElementFile_gather.cpp
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Annotation of /branches/doubleplusgood/dudley/src/ElementFile_gather.cpp

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Revision 3259 - (hide annotations)
Mon Oct 11 01:48:14 2010 UTC (8 years, 6 months ago) by jfenwick
Original Path: trunk/dudley/src/ElementFile_gather.c
File MIME type: text/plain
File size: 1640 byte(s)
Merging dudley and scons updates from branches

1 jgs 150
2 ksteube 1312 /*******************************************************
3 ksteube 1811 *
4 jfenwick 2881 * Copyright (c) 2003-2010 by University of Queensland
5 ksteube 1811 * Earth Systems Science Computational Center (ESSCC)
6     * http://www.uq.edu.au/esscc
7     *
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 ksteube 1312
14 jgs 82 /**************************************************************/
15    
16 jfenwick 3086 /* Dudley: ElementFile */
17 jgs 82
18     /* gathers the ElementFile out from the ElementFile in using index[0:out->numElements-1]. */
19     /* index has to be between 0 and in->numElements-1. */
20     /* a conservative assumtion on the coloring is made */
21    
22     /**************************************************************/
23    
24     #include "ElementFile.h"
25    
26     /**************************************************************/
27    
28 jfenwick 3224 void Dudley_ElementFile_gather(index_t * index, Dudley_ElementFile * in, Dudley_ElementFile * out)
29     {
30     index_t k;
31     dim_t e, j;
32     dim_t NN_in = in->numNodes;
33     dim_t NN_out = out->numNodes;
34     if (in != NULL)
35     {
36     /*OMP */
37     #pragma omp parallel for private(e,k,j) schedule(static)
38     for (e = 0; e < out->numElements; e++)
39     {
40     k = index[e];
41     out->Id[e] = in->Id[k];
42     out->Tag[e] = in->Tag[k];
43     out->Owner[e] = in->Owner[k];
44     out->Color[e] = in->Color[k] + out->maxColor + 1;
45     for (j = 0; j < MIN(NN_out, NN_in); j++)
46     out->Nodes[INDEX2(j, e, NN_out)] = in->Nodes[INDEX2(j, k, NN_in)];
47     }
48     out->minColor = MIN(out->minColor, in->minColor + out->maxColor + 1);
49     out->maxColor = MAX(out->maxColor, in->maxColor + out->maxColor + 1);
50     }
51 jgs 82 }

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