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

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Revision 1384 - (hide annotations)
Fri Jan 11 02:29:38 2008 UTC (11 years, 10 months ago) by phornby
Original Path: temp_trunk_copy/finley/src/ElementFile_allocTable.c
File MIME type: text/plain
File size: 2571 byte(s)
Make a temp copy of the trunk before checking in the windows changes


1 jgs 150
2 ksteube 1312 /* $Id$ */
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 jgs 82 /**************************************************************/
17    
18     /* Finley: ElementFile */
19    
20     /* allocates and deallocates element table */
21    
22     /**************************************************************/
23    
24     #include "ElementFile.h"
25    
26     /****************************************************************************/
27    
28     /* allocates the element table within an element file to hold numElements: */
29    
30 ksteube 1312 void Finley_ElementFile_allocTable(Finley_ElementFile* in,dim_t numElements)
31     {
32 jgs 123 index_t *Id2=NULL,*Nodes2=NULL,*Tag2=NULL,*Color2=NULL;
33 ksteube 1312 Paso_MPI_rank *Owner2=NULL;
34 jgs 123 dim_t numNodes,e,i;
35 gross 1028
36 jgs 150 Finley_resetError();
37 ksteube 1312 /* allocate memory: */
38     numNodes=in->numNodes;
39     Owner2=MEMALLOC(numElements,Paso_MPI_rank);
40     Id2=MEMALLOC(numElements,index_t);
41     Nodes2=MEMALLOC(numElements*in->numNodes,index_t);
42     Tag2=MEMALLOC(numElements,index_t);
43     Color2=MEMALLOC(numElements,index_t);
44 jgs 82
45     /* if fine, deallocate the old table and replace by new: */
46    
47 ksteube 1312 if ( Finley_checkPtr(Owner2) || Finley_checkPtr(Id2) || Finley_checkPtr(Nodes2) ||
48     Finley_checkPtr(Tag2) || Finley_checkPtr(Color2) ) {
49     MEMFREE(Owner2);
50 bcumming 782 MEMFREE(Nodes2);
51 jgs 82 MEMFREE(Id2);
52     MEMFREE(Tag2);
53     MEMFREE(Color2);
54     } else {
55 ksteube 1312 Finley_ElementFile_freeTable(in);
56     in->Owner=Owner2;
57 jgs 82 in->numElements=numElements;
58     in->Id=Id2;
59     in->Nodes=Nodes2;
60     in->Tag=Tag2;
61     in->Color=Color2;
62    
63     /* this initialization makes sure that data are located on the right processor */
64    
65     #pragma omp parallel for private(e,i) schedule(static)
66     for (e=0;e<numElements;e++) {
67     for (i=0;i<numNodes;i++) in->Nodes[INDEX2(i,e,numNodes)]=-1;
68 ksteube 1312 in->Owner[e]=-1;
69 jgs 82 in->Id[e]=-1;
70     in->Tag[e]=-1;
71     in->Color[e]=-1;
72     }
73 jgs 123 in->maxColor=-1;
74     in->minColor=0;
75 jgs 82 }
76     return;
77     }
78    
79     /* deallocates the element table within an element file: */
80    
81 ksteube 1312 void Finley_ElementFile_freeTable(Finley_ElementFile* in) {
82     MEMFREE(in->Owner);
83 jgs 82 MEMFREE(in->Id);
84     MEMFREE(in->Nodes);
85     MEMFREE(in->Tag);
86     MEMFREE(in->Color);
87     in->numElements=0;
88 jgs 123 in->maxColor=-1;
89     in->minColor=0;
90 jgs 82 }

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