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

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Revision 616 - (show annotations)
Wed Mar 22 02:46:56 2006 UTC (13 years, 8 months ago) by elspeth
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File size: 3276 byte(s)
Copyright added to more source files.

1 /*
2 ************************************************************
3 * Copyright 2006 by ACcESS MNRF *
4 * *
5 * http://www.access.edu.au *
6 * Primary Business: Queensland, Australia *
7 * Licensed under the Open Software License version 3.0 *
8 * http://www.opensource.org/licenses/osl-3.0.php *
9 * *
10 ************************************************************
11 */
12
13 /**************************************************************/
14
15 /* Finley: ElementFile */
16
17 /* allocates and deallocates element table */
18
19 /**************************************************************/
20
21 /* Author: gross@access.edu.au */
22 /* Version: $Id$ */
23
24 /**************************************************************/
25
26 #include "ElementFile.h"
27
28 /****************************************************************************/
29
30 /* allocates the element table within an element file to hold numElements: */
31
32 void Finley_ElementFile_allocTable(Finley_ElementFile* in,dim_t numElements) {
33 index_t *Id2=NULL,*Nodes2=NULL,*Tag2=NULL,*Color2=NULL;
34 dim_t numNodes,e,i;
35 Finley_resetError();
36
37 /* allocate memory: */
38
39 numNodes=(dim_t) in->ReferenceElement->Type->numNodes;
40 Id2=MEMALLOC(numElements,dim_t);
41 Nodes2=MEMALLOC(numElements*numNodes,dim_t);
42 Tag2=MEMALLOC(numElements,dim_t);
43 Color2=MEMALLOC(numElements,dim_t);
44
45 /* if fine, deallocate the old table and replace by new: */
46
47 if (Finley_checkPtr(Id2) || Finley_checkPtr(Nodes2) || Finley_checkPtr(Tag2) || Finley_checkPtr(Color2)) {
48 MEMFREE(Id2);
49 MEMFREE(Nodes2);
50 MEMFREE(Tag2);
51 MEMFREE(Color2);
52 } else {
53 Finley_ElementFile_deallocTable(in);
54 in->numElements=numElements;
55 in->Id=Id2;
56 in->Nodes=Nodes2;
57 in->Tag=Tag2;
58 in->Color=Color2;
59
60 /* this initialization makes sure that data are located on the right processor */
61
62 #pragma omp parallel for private(e,i) schedule(static)
63 for (e=0;e<numElements;e++) {
64 for (i=0;i<numNodes;i++) in->Nodes[INDEX2(i,e,numNodes)]=-1;
65 in->Id[e]=-1;
66 in->Tag[e]=-1;
67 in->Color[e]=-1;
68 }
69 in->maxColor=-1;
70 in->minColor=0;
71 }
72 return;
73 }
74
75 /* deallocates the element table within an element file: */
76
77 void Finley_ElementFile_deallocTable(Finley_ElementFile* in) {
78 MEMFREE(in->Id);
79 MEMFREE(in->Nodes);
80 MEMFREE(in->Tag);
81 MEMFREE(in->Color);
82 in->numElements=0;
83 in->maxColor=-1;
84 in->minColor=0;
85 }
86
87 /*
88 * $Log$
89 * Revision 1.6 2005/09/15 03:44:22 jgs
90 * Merge of development branch dev-02 back to main trunk on 2005-09-15
91 *
92 * Revision 1.5.2.1 2005/09/07 06:26:18 gross
93 * the solver from finley are put into the standalone package paso now
94 *
95 * Revision 1.5 2005/07/08 04:07:49 jgs
96 * Merge of development branch back to main trunk on 2005-07-08
97 *
98 * Revision 1.4 2004/12/15 07:08:32 jgs
99 * *** empty log message ***
100 * Revision 1.1.1.1.2.2 2005/06/29 02:34:49 gross
101 * some changes towards 64 integers in finley
102 *
103 * Revision 1.1.1.1.2.1 2004/11/24 01:37:13 gross
104 * some changes dealing with the integer overflow in memory allocation. Finley solves 4M unknowns now
105 *
106 *
107 *
108 */

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