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

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Revision 730 - (show annotations)
Mon May 15 04:03:49 2006 UTC (13 years, 5 months ago) by bcumming
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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 /* Version: $Id$ */
14
15 #ifndef INC_FINLEY_NODEFILE
16 #define INC_FINLEY_NODEFILE
17
18 #define MAX_numDim 3
19
20 #include "Finley.h"
21 #include "escript/DataC.h"
22
23 #ifdef PASO_MPI
24 #include "Distribution.h"
25 #endif
26
27 struct Finley_NodeFile {
28 #ifdef PASO_MPI
29 Paso_MPIInfo *MPIInfo; /* MPI information */
30 Finley_NodeDistribution *degreeOfFreedomDistribution; /* information about the distribution of degrees of freedom
31 on this subdomain and over other subdomains */
32 #endif
33 dim_t numNodes; /* number of nodes */
34 dim_t numDim; /* spatial dimension */
35 index_t *Id; /* Id[i] is the id number of node i. this number is not really
36 used but useful when the nodes are
37 relabled. see also Finley_resolveNodeIds. */
38 /* in the entire code the term 'node id' refers to i but nor to Id[i] */
39 /* if not explicitly stated otherwise. */
40 index_t *Tag; /* Tag[i] is the tag of node i. */
41 double *Coordinates; /* Coordinates[INDEX2(k,i,numDim)] is the k-th coordinate of the */
42 /* node i. */
43 index_t* degreeOfFreedom; /* degreeOfFreedom[i] is the degree of freedom assigned to node i */
44 /* this index is used to consider periodic boundary conditions by assigning */
45 /* the same degreeOfFreedom to the same node */
46 /* the following data are set by Finley_NodeFile_? */
47 dim_t numDegreesOfFreedom; /* number of degrees of freedom in the mesh (<=numNodes)*/
48 /* notice that numDegreesOfFreedom=max(degreeOfFreedom[:]) */
49 index_t* reducedDegreeOfFreedom; /* reducedDegreeOfFreedom[i] is the degree of freedom in the reduced version of the mesh */
50 /* assigned to node i. reducedDegreeOfFreedom[i]<0 indicates that the node is not appearing */
51 /* as a degree of freedom in the reduced version of the mesh. */
52 dim_t reducedNumDegreesOfFreedom; /* number of degrees of freedom in the reduced version of the mesh */
53 /* notice that reducedNumDegreesOfFreedom=max(reducedDegreeOfFreedom[:]) */
54 /* this information is used by interfaces to postprocessing tools that can deal with linear elements only: */
55 dim_t reducedNumNodes; /* returnes the number of nodes in the mesh when looking at the corners */
56 /* of elements only */
57 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 */
58 };
59
60
61
62 typedef struct Finley_NodeFile Finley_NodeFile;
63
64 #ifdef PASO_MPI
65 Finley_NodeFile* Finley_NodeFile_alloc(dim_t, Paso_MPIInfo *MPIInfo);
66 void Finley_NodeFile_allocTable(Finley_NodeFile*,dim_t);
67 #else
68 Finley_NodeFile* Finley_NodeFile_alloc(dim_t numDim);
69 void Finley_NodeFile_allocTable(Finley_NodeFile*,dim_t);
70 #endif
71
72 /* Finley_NodeFile * Finley_NodeFile_alloc(dim_t); */
73 void Finley_NodeFile_dealloc(Finley_NodeFile*);
74 void Finley_NodeFile_setIdRange(index_t*,index_t*,Finley_NodeFile*);
75 void Finley_NodeFile_scatter(index_t*,Finley_NodeFile*,Finley_NodeFile*);
76 void Finley_NodeFile_gather(index_t*,Finley_NodeFile*,Finley_NodeFile*);
77 void Finley_NodeFile_setCoordinates(Finley_NodeFile*,escriptDataC*);
78 void Finley_NodeFile_copyTable(dim_t,Finley_NodeFile*,dim_t,dim_t,Finley_NodeFile*);
79
80 void Finley_NodeFile_deallocTable(Finley_NodeFile*);
81
82 #endif
83
84 /*
85 * $Log$
86 * Revision 1.3 2005/09/15 03:44:23 jgs
87 * Merge of development branch dev-02 back to main trunk on 2005-09-15
88 *
89 * Revision 1.2.2.1 2005/09/07 06:26:20 gross
90 * the solver from finley are put into the standalone package paso now
91 *
92 * Revision 1.2 2005/07/08 04:07:55 jgs
93 * Merge of development branch back to main trunk on 2005-07-08
94 *
95 * Revision 1.1.1.1.2.1 2005/06/29 02:34:54 gross
96 * some changes towards 64 integers in finley
97 *
98 * Revision 1.1.1.1 2004/10/26 06:53:57 jgs
99 * initial import of project esys2
100 *
101 * Revision 1.2 2004/07/02 04:21:13 gross
102 * Finley C code has been included
103 *
104 * Revision 1.1.1.1 2004/06/24 04:00:40 johng
105 * Initial version of eys using boost-python.
106 *
107 *
108 */

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