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

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Revision 123 - (hide annotations)
Fri Jul 8 04:08:13 2005 UTC (14 years, 5 months ago) by jgs
Original Path: trunk/esys2/finley/src/finleyC/ElementFile.c
File MIME type: text/plain
File size: 2742 byte(s)
Merge of development branch back to main trunk on 2005-07-08

1 jgs 82 /* $Id$ */
2     /**************************************************************/
3    
4     /* Finley: ElementFile */
5    
6     /* allocates an element file to hold elements of type id and with integration order order. */
7     /* use Finley_Mesh_allocElementTable to allocate the element table (Id,Nodes,Tag). */
8    
9     /**************************************************************/
10    
11     /* Copyrights by ACcESS Australia 2003/04 */
12     /* Author: gross@access.edu.au */
13     /* Version: $Id$ */
14    
15     /**************************************************************/
16    
17     #include "Finley.h"
18     #include "ElementFile.h"
19    
20     /**************************************************************/
21    
22 jgs 123 Finley_ElementFile* Finley_ElementFile_alloc(ElementTypeId id,index_t order){
23 jgs 82 extern Finley_RefElementInfo Finley_RefElement_InfoList[];
24 jgs 123 dim_t NQ;
25 jgs 82 Finley_ElementFile *out;
26    
27     /* get the number of quadrature nodes needed to achieve integration order order: */
28    
29     if (order<0) order=2*Finley_RefElement_InfoList[id].numOrder;
30     NQ= Finley_RefElement_InfoList[id].getNumQuadNodes(order);
31     if (Finley_ErrorCode!=NO_ERROR) return NULL;
32    
33     /* allocate the return value */
34    
35 jgs 102 out=MEMALLOC(1,Finley_ElementFile);
36 jgs 82 if (Finley_checkPtr(out)) return NULL;
37     out->ReferenceElement=NULL;
38     out->LinearReferenceElement=NULL;
39     out->numElements=0;
40     out->Id=NULL;
41     out->Nodes=NULL;
42     out->Tag=NULL;
43     out->Color=NULL;
44 jgs 123 out->minColor=0;
45     out->maxColor=-1;
46 jgs 82 out->order = order;
47    
48     /* allocate the reference element: */
49    
50     out->ReferenceElement=Finley_RefElement_alloc(id,NQ);
51     if (Finley_ErrorCode!=NO_ERROR) {
52     Finley_ElementFile_dealloc(out);
53     return NULL;
54     }
55     out->LinearReferenceElement=Finley_RefElement_alloc(Finley_RefElement_InfoList[id].LinearTypeId,NQ);
56     if (Finley_ErrorCode!=NO_ERROR) {
57     Finley_ElementFile_dealloc(out);
58     return NULL;
59     }
60     return out;
61     }
62    
63     /* deallocates an element file: */
64    
65     void Finley_ElementFile_dealloc(Finley_ElementFile* in) {
66     if (in!=NULL) {
67     #ifdef Finley_TRACE
68     if (in->ReferenceElement!=NULL) printf("element file for %s is deallocated.\n",in->ReferenceElement->Type->Name);
69     #endif
70     Finley_RefElement_dealloc(in->ReferenceElement);
71     Finley_RefElement_dealloc(in->LinearReferenceElement);
72     Finley_ElementFile_deallocTable(in);
73     MEMFREE(in);
74     }
75     }
76     /*
77     * $Log$
78 jgs 123 * Revision 1.5 2005/07/08 04:07:48 jgs
79     * Merge of development branch back to main trunk on 2005-07-08
80     *
81 jgs 102 * Revision 1.4 2004/12/15 07:08:32 jgs
82 jgs 97 * *** empty log message ***
83 jgs 123 * Revision 1.1.1.1.2.2 2005/06/29 02:34:49 gross
84     * some changes towards 64 integers in finley
85 jgs 82 *
86 jgs 123 * Revision 1.1.1.1.2.1 2004/11/24 01:37:13 gross
87     * some changes dealing with the integer overflow in memory allocation. Finley solves 4M unknowns now
88 jgs 97 *
89 jgs 82 *
90 jgs 123 *
91 jgs 82 */

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