/[escript]/trunk/finley/src/NodeFile.h
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Annotation of /trunk/finley/src/NodeFile.h

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Revision 626 - (hide annotations)
Thu Mar 23 02:16:36 2006 UTC (13 years, 7 months ago) by elspeth
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1 jgs 150 /*
2 elspeth 626 ************************************************************
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 jgs 82
13 jgs 150 /* Version: $Id$ */
14    
15 jgs 82 #ifndef INC_FINLEY_NODEFILE
16     #define INC_FINLEY_NODEFILE
17    
18     #define MAX_numDim 3
19    
20 jgs 150 #include "Finley.h"
21 jgs 474 #include "DataC.h"
22 jgs 82
23     struct Finley_NodeFile {
24 jgs 123 dim_t numNodes; /* number of nodes */
25     dim_t numDim; /* spatial dimension */
26     index_t *Id; /* Id[i] is the id number of node i. this number is not really
27 jgs 82 used but useful when the nodes are
28     relabled. see also Finley_resolveNodeIds. */
29 jgs 123 /* in the entire code the term 'node id' refers to i but nor to Id[i] */
30     /* if not explicitly stated otherwise. */
31     index_t *Tag; /* Tag[i] is the tag of node i. */
32     double *Coordinates; /* Coordinates[INDEX2(k,i,numDim)] is the k-th coordinate of the */
33     /* node i. */
34     index_t* degreeOfFreedom; /* degreeOfFreedom[i] is the degree of freedom assigned to node i */
35     /* this index is used to consider periodic boundary conditions by assigning */
36     /* the same degreeOfFreedom to the same node */
37 jgs 82 /* the following data are set by Finley_NodeFile_? */
38 jgs 123 dim_t numDegreesOfFreedom; /* number of degrees of freedom in the mesh (<=numNodes)*/
39     /* notice that numDegreesOfFreedom=max(degreeOfFreedom[:]) */
40     index_t* reducedDegreeOfFreedom; /* reducedDegreeOfFreedom[i] is the degree of freedom in the reduced version of the mesh */
41     /* assigned to node i. reducedDegreeOfFreedom[i]<0 indicates that the node is not appearing */
42     /* as a degree of freedom in the reduced version of the mesh. */
43     dim_t reducedNumDegreesOfFreedom; /* number of degrees of freedom in the reduced version of the mesh */
44     /* notice that reducedNumDegreesOfFreedom=max(reducedDegreeOfFreedom[:]) */
45 jgs 82 /* this information is used by interfaces to postprocessing tools that can deal with linear elements only: */
46 jgs 123 dim_t reducedNumNodes; /* returnes the number of nodes in the mesh when looking at the corners */
47     /* of elements only */
48     index_t *toReduced; /* toReduced[i] is the node id in the reduced mesh. if toReduced[i]<0 it means that the node does not appear in the reduced mesh */
49 jgs 82 };
50    
51     typedef struct Finley_NodeFile Finley_NodeFile;
52    
53 jgs 123 Finley_NodeFile * Finley_NodeFile_alloc(dim_t);
54 jgs 82 void Finley_NodeFile_dealloc(Finley_NodeFile*);
55 jgs 123 void Finley_NodeFile_setIdRange(index_t*,index_t*,Finley_NodeFile*);
56     void Finley_NodeFile_scatter(index_t*,Finley_NodeFile*,Finley_NodeFile*);
57     void Finley_NodeFile_gather(index_t*,Finley_NodeFile*,Finley_NodeFile*);
58 jgs 82 void Finley_NodeFile_setCoordinates(Finley_NodeFile*,escriptDataC*);
59 jgs 123 void Finley_NodeFile_copyTable(dim_t,Finley_NodeFile*,dim_t,dim_t,Finley_NodeFile*);
60     void Finley_NodeFile_allocTable(Finley_NodeFile*,dim_t);
61 jgs 82 void Finley_NodeFile_deallocTable(Finley_NodeFile*);
62    
63     #endif
64    
65     /*
66     * $Log$
67 jgs 150 * Revision 1.3 2005/09/15 03:44:23 jgs
68     * Merge of development branch dev-02 back to main trunk on 2005-09-15
69     *
70     * Revision 1.2.2.1 2005/09/07 06:26:20 gross
71     * the solver from finley are put into the standalone package paso now
72     *
73 jgs 123 * Revision 1.2 2005/07/08 04:07:55 jgs
74     * Merge of development branch back to main trunk on 2005-07-08
75 jgs 82 *
76 jgs 123 * Revision 1.1.1.1.2.1 2005/06/29 02:34:54 gross
77     * some changes towards 64 integers in finley
78     *
79     * Revision 1.1.1.1 2004/10/26 06:53:57 jgs
80     * initial import of project esys2
81     *
82 jgs 82 * Revision 1.2 2004/07/02 04:21:13 gross
83     * Finley C code has been included
84     *
85     * Revision 1.1.1.1 2004/06/24 04:00:40 johng
86     * Initial version of eys using boost-python.
87     *
88     *
89     */

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