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

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Revision 730 - (hide annotations)
Mon May 15 04:03:49 2006 UTC (13 years, 9 months ago) by bcumming
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File size: 4098 byte(s)


1 jgs 150 /*
2 elspeth 616 ************************************************************
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 jgs 150 */
12    
13 jgs 82 /**************************************************************/
14    
15     /* Finley: Mesh: NodeFile */
16    
17     /**************************************************************/
18    
19     /* Author: gross@access.edu.au */
20     /* Version: $Id$ */
21    
22     /**************************************************************/
23    
24     #include "NodeFile.h"
25    
26     /**************************************************************/
27    
28     /* allocates the node table within an node file to hold numNodes of nodes. The LinearTo mapping, if it exists, */
29     /* is deallocated. use Finley_Mesh_setLinearMesh to create a new one. */
30    
31 bcumming 730 #ifdef PASO_MPI
32     void Finley_NodeFile_allocTable( Finley_NodeFile* in, dim_t numNodes )
33     #else
34     void Finley_NodeFile_allocTable(Finley_NodeFile* in ,dim_t numNodes)
35     #endif
36     {
37 jgs 123 index_t *Id2=NULL, *Tag2=NULL, *degreeOfFreedom2=NULL, *reducedDegreeOfFreedom2=NULL, *toReduced2=NULL;
38 jgs 82 double *Coordinates2=NULL;
39 jgs 123 dim_t n,i;
40 jgs 82
41     /* allocate memory: */
42 jgs 123 Id2=MEMALLOC(numNodes,index_t);
43 jgs 102 Coordinates2=MEMALLOC(numNodes*in->numDim,double);
44 jgs 123 Tag2=MEMALLOC(numNodes,index_t);
45     degreeOfFreedom2=MEMALLOC(numNodes,index_t);
46     reducedDegreeOfFreedom2=MEMALLOC(numNodes,index_t);
47     toReduced2=MEMALLOC(numNodes,index_t);
48 jgs 82
49     /* if fine, deallocate the old table and replace by new: */
50    
51     if (Finley_checkPtr(Id2) || Finley_checkPtr(Coordinates2) || Finley_checkPtr(Tag2) ||
52     Finley_checkPtr(degreeOfFreedom2) || Finley_checkPtr(reducedDegreeOfFreedom2) || Finley_checkPtr(toReduced2) ) {
53     MEMFREE(Id2);
54     MEMFREE(Coordinates2);
55     MEMFREE(Tag2);
56     MEMFREE(degreeOfFreedom2);
57     MEMFREE(reducedDegreeOfFreedom2);
58     MEMFREE(toReduced2);
59     } else {
60     Finley_NodeFile_deallocTable(in);
61     in->Id=Id2;
62     in->Coordinates=Coordinates2;
63     in->Tag=Tag2;
64     in->degreeOfFreedom=degreeOfFreedom2;
65     in->reducedDegreeOfFreedom=reducedDegreeOfFreedom2;
66     in->toReduced=toReduced2;
67     in->numNodes=numNodes;
68     in->numDegreesOfFreedom=numNodes;
69     in->reducedNumDegreesOfFreedom=numNodes;
70     in->reducedNumNodes=numNodes;
71     /* this initialization makes sure that data are located on the right processor */
72     #pragma omp parallel for private(n,i) schedule(static)
73     for (n=0;n<numNodes;n++) {
74     for (i=0;i<in->numDim;i++) in->Coordinates[INDEX2(i,n,in->numDim)]=0.;
75     in->Id[n]=-1;
76     in->Tag[n]=-1;
77     in->degreeOfFreedom[n]=n;
78     in->reducedDegreeOfFreedom[n]=n;
79     in->toReduced[n]=n;
80     }
81     }
82     return;
83     }
84    
85     /* deallocates the node table within an node file: */
86    
87     void Finley_NodeFile_deallocTable(Finley_NodeFile* in) {
88     if (in!=NULL) {
89     MEMFREE(in->Id);
90     MEMFREE(in->Coordinates);
91     MEMFREE(in->Tag);
92     MEMFREE(in->degreeOfFreedom);
93     MEMFREE(in->reducedDegreeOfFreedom);
94     MEMFREE(in->toReduced);
95     in->numNodes=0;
96     in->numDegreesOfFreedom=0;
97     in->reducedNumDegreesOfFreedom=0;
98     in->reducedNumNodes=0;
99     }
100     }
101     /*
102     * $Log$
103 jgs 150 * Revision 1.6 2005/09/15 03:44:23 jgs
104     * Merge of development branch dev-02 back to main trunk on 2005-09-15
105     *
106     * Revision 1.5.2.1 2005/09/07 06:26:20 gross
107     * the solver from finley are put into the standalone package paso now
108     *
109 jgs 123 * Revision 1.5 2005/07/08 04:07:55 jgs
110     * Merge of development branch back to main trunk on 2005-07-08
111     *
112 jgs 102 * Revision 1.4 2004/12/15 07:08:33 jgs
113 jgs 97 * *** empty log message ***
114 jgs 123 * Revision 1.1.1.1.2.2 2005/06/29 02:34:54 gross
115     * some changes towards 64 integers in finley
116 jgs 82 *
117 jgs 123 * Revision 1.1.1.1.2.1 2004/11/24 01:37:15 gross
118     * some changes dealing with the integer overflow in memory allocation. Finley solves 4M unknowns now
119 jgs 97 *
120 jgs 82 *
121 jgs 123 *
122 jgs 82 */

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