/[escript]/trunk/finley/src/ElementFile_scatter.c
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Contents of /trunk/finley/src/ElementFile_scatter.c

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Revision 2881 - (show annotations)
Thu Jan 28 02:03:15 2010 UTC (9 years, 10 months ago) by jfenwick
File MIME type: text/plain
File size: 2031 byte(s)
Don't panic.
Updating copyright stamps

1
2 /*******************************************************
3 *
4 * Copyright (c) 2003-2010 by University of Queensland
5 * 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
14
15 /**************************************************************
16 *
17 * Finley: ElementFile
18 *
19 * scatter the ElementFile in into the ElementFile out using index[0:out->numElements-1].
20 * index has to be between 0 and in->numElements-1.
21 * a conservative assumtion on the coloring is made
22 *
23 **************************************************************/
24
25 #include "ElementFile.h"
26
27 /**************************************************************/
28
29 void Finley_ElementFile_scatter(index_t* index, Finley_ElementFile* in, Finley_ElementFile* out) {
30 index_t k;
31 dim_t e,j;
32 if (in!=NULL) {
33 dim_t NN_in=in->numNodes;
34 dim_t NN_out=out->numNodes;
35 /*OMP */
36 #pragma omp parallel for private(e,k,j) schedule(static)
37 for (e=0;e<in->numElements;e++) {
38 k=index[e];
39 out->Owner[k]=in->Owner[e];
40 out->Id[k]=in->Id[e];
41 out->Tag[k]=in->Tag[e];
42 out->Color[k]=in->Color[e]+out->maxColor+1;
43 for(j=0;j<MIN(NN_out,NN_in);j++) out->Nodes[INDEX2(j,k,NN_out)]=in->Nodes[INDEX2(j,e,NN_in)];
44 }
45 out->minColor=MIN(out->minColor,in->minColor+out->maxColor+1);
46 out->maxColor=MAX(out->maxColor,in->maxColor+out->maxColor+1);
47 }
48 }

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