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

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Revision 730 - (hide annotations)
Mon May 15 04:03:49 2006 UTC (13 years, 5 months ago) by bcumming
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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 robwdcock 682 #include "escript/DataC.h"
22 jgs 82
23 bcumming 730 #ifdef PASO_MPI
24     #include "Distribution.h"
25     #endif
26    
27 jgs 82 struct Finley_NodeFile {
28 bcumming 730 #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 jgs 123 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 jgs 82 used but useful when the nodes are
37     relabled. see also Finley_resolveNodeIds. */
38 jgs 123 /* 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 jgs 82 /* the following data are set by Finley_NodeFile_? */
47 jgs 123 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 jgs 82 /* this information is used by interfaces to postprocessing tools that can deal with linear elements only: */
55 jgs 123 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 jgs 82 };
59    
60 bcumming 730
61    
62 jgs 82 typedef struct Finley_NodeFile Finley_NodeFile;
63    
64 bcumming 730 #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 jgs 82 void Finley_NodeFile_dealloc(Finley_NodeFile*);
74 jgs 123 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 jgs 82 void Finley_NodeFile_setCoordinates(Finley_NodeFile*,escriptDataC*);
78 jgs 123 void Finley_NodeFile_copyTable(dim_t,Finley_NodeFile*,dim_t,dim_t,Finley_NodeFile*);
79 bcumming 730
80 jgs 82 void Finley_NodeFile_deallocTable(Finley_NodeFile*);
81    
82     #endif
83    
84     /*
85     * $Log$
86 jgs 150 * 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 jgs 123 * Revision 1.2 2005/07/08 04:07:55 jgs
93     * Merge of development branch back to main trunk on 2005-07-08
94 jgs 82 *
95 jgs 123 * 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 jgs 82 * 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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