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

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Revision 788 - (show annotations)
Wed Jul 26 05:12:15 2006 UTC (13 years, 2 months ago) by bcumming
File MIME type: text/plain
File size: 6133 byte(s)
small corrections to code in previous commit, and some header files that
should have been included in the last commit.


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 #include "./paso/CommBuffer.h"
26 #endif
27
28 struct Finley_NodeFile {
29 #ifdef PASO_MPI
30 Paso_MPIInfo *MPIInfo; /* MPI information */
31 Finley_NodeDistribution *degreeOfFreedomDistribution; /* information about the distribution of degrees of freedom
32 on this subdomain and over other subdomains */
33 Finley_NodeDistribution *reducedDegreeOfFreedomDistribution;
34 Paso_CommBuffer *CommBuffer;
35 Paso_CommBuffer *reducedCommBuffer;
36
37 index_t *Dom; /* flags whether a node references an internal/boundary/external DOF. Is one of
38 either NODE_INTERNAL, NODE_BOUNDARY or NODE_EXTERNAL, as defined in
39 Mesh.h */
40 #endif
41 dim_t numNodes; /* number of nodes */
42 dim_t numDim; /* spatial dimension */
43 index_t *Id; /* Id[i] is the id number of node i. this number is not really
44 used but useful when the nodes are
45 relabled. see also Finley_resolveNodeIds. */
46 /* in the entire code the term 'node id' refers to i but nor to Id[i] */
47 /* if not explicitly stated otherwise. */
48 index_t *Tag; /* Tag[i] is the tag of node i. */
49 double *Coordinates; /* Coordinates[INDEX2(k,i,numDim)] is the k-th coordinate of the */
50 /* node i. */
51 index_t* degreeOfFreedom; /* degreeOfFreedom[i] is the degree of freedom assigned to node i */
52 /* this index is used to consider periodic boundary conditions by assigning */
53 /* the same degreeOfFreedom to the same node */
54 /* the following data are set by Finley_NodeFile_preparNodes */
55 dim_t numDegreesOfFreedom; /* number of degrees of freedom in the mesh (<=numNodes)*/
56 /* notice that numDegreesOfFreedom=max(degreeOfFreedom[:]) */
57 index_t* reducedDegreeOfFreedom; /* reducedDegreeOfFreedom[i] is the degree of freedom in the reduced version of the mesh */
58 /* assigned to node i. reducedDegreeOfFreedom[i]<0 indicates that the node is not appearing */
59 /* as a degree of freedom in the reduced version of the mesh. */
60 dim_t reducedNumDegreesOfFreedom; /* number of degrees of freedom in the reduced version of the mesh */
61 /* notice that reducedNumDegreesOfFreedom=max(reducedDegreeOfFreedom[:]) */
62 /* this information is used by interfaces to postprocessing tools that can deal with linear elements only: */
63 dim_t reducedNumNodes; /* returnes the number of nodes in the mesh when looking at the corners */
64 /* of elements only */
65 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 */
66
67 int status; /* the status counts the updates done on the node coordinates */
68 /* the value of status is increased by when the node coordinates are updated.*/
69
70
71 };
72
73
74
75 typedef struct Finley_NodeFile Finley_NodeFile;
76
77 #ifdef PASO_MPI
78 Finley_NodeFile* Finley_NodeFile_alloc(dim_t, Paso_MPIInfo *MPIInfo);
79 void Finley_NodeFile_allocTable(Finley_NodeFile*,dim_t);
80 #else
81 Finley_NodeFile* Finley_NodeFile_alloc(dim_t numDim);
82 void Finley_NodeFile_allocTable(Finley_NodeFile*,dim_t);
83 #endif
84
85 /* Finley_NodeFile * Finley_NodeFile_alloc(dim_t); */
86 void Finley_NodeFile_dealloc(Finley_NodeFile*);
87 void Finley_NodeFile_setIdRange(index_t*,index_t*,Finley_NodeFile*);
88 void Finley_NodeFile_scatter(index_t*,Finley_NodeFile*,Finley_NodeFile*);
89 void Finley_NodeFile_gather(index_t*,Finley_NodeFile*,Finley_NodeFile*);
90 void Finley_NodeFile_setCoordinates(Finley_NodeFile*,escriptDataC*);
91 void Finley_NodeFile_copyTable(dim_t,Finley_NodeFile*,dim_t,dim_t,Finley_NodeFile*);
92 void Finley_NodeFile_setTags(Finley_NodeFile*,const int,escriptDataC*);
93 void Finley_NodeFile_deallocTable(Finley_NodeFile*);
94
95 #endif
96
97 /*
98 * $Log$
99 * Revision 1.3 2005/09/15 03:44:23 jgs
100 * Merge of development branch dev-02 back to main trunk on 2005-09-15
101 *
102 * Revision 1.2.2.1 2005/09/07 06:26:20 gross
103 * the solver from finley are put into the standalone package paso now
104 *
105 * Revision 1.2 2005/07/08 04:07:55 jgs
106 * Merge of development branch back to main trunk on 2005-07-08
107 *
108 * Revision 1.1.1.1.2.1 2005/06/29 02:34:54 gross
109 * some changes towards 64 integers in finley
110 *
111 * Revision 1.1.1.1 2004/10/26 06:53:57 jgs
112 * initial import of project esys2
113 *
114 * Revision 1.2 2004/07/02 04:21:13 gross
115 * Finley C code has been included
116 *
117 * Revision 1.1.1.1 2004/06/24 04:00:40 johng
118 * Initial version of eys using boost-python.
119 *
120 *
121 */

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