/[escript]/trunk/finley/src/Mesh.c
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Contents of /trunk/finley/src/Mesh.c

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Revision 2358 - (show annotations)
Wed Apr 1 22:25:24 2009 UTC (10 years ago) by gross
File MIME type: text/plain
File size: 4142 byte(s)
mpi is not really ready yet.
1 /*******************************************************
2 *
3 * Copyright (c) 2003-2008 by University of Queensland
4 * Earth Systems Science Computational Center (ESSCC)
5 * http://www.uq.edu.au/esscc
6 *
7 * Primary Business: Queensland, Australia
8 * Licensed under the Open Software License version 3.0
9 * http://www.opensource.org/licenses/osl-3.0.php
10 *
11 *******************************************************/
12
13
14 /**************************************************************/
15
16 /* Finley: Mesh */
17
18 /**************************************************************/
19
20 #include "Mesh.h"
21
22 /**************************************************************/
23
24 /* allocates a Mesh with name name for elements of type id using an integration order. If order is negative, */
25 /* the most appropriate order is selected indepently. */
26
27 extern Finley_RefElementInfo Finley_RefElement_InfoList[];
28
29 Finley_Mesh* Finley_Mesh_alloc(char* name,dim_t numDim, index_t order, index_t reduced_order, Paso_MPIInfo *mpi_info)
30 {
31 Finley_Mesh *out;
32
33 /* allocate the return value */
34
35 out=MEMALLOC(1,Finley_Mesh);
36 if (Finley_checkPtr(out)) return NULL;
37 out->Name=NULL;
38 out->Nodes=NULL;
39 out->Elements=NULL;
40 out->FaceElements=NULL;
41 out->Points=NULL;
42 out->ContactElements=NULL;
43 out->TagMap=NULL;
44 out->reference_counter=0;
45
46 out->FullFullPattern=NULL;
47 out->FullReducedPattern=NULL;
48 out->ReducedFullPattern=NULL;
49 out->ReducedReducedPattern=NULL;
50 out->MPIInfo = Paso_MPIInfo_getReference( mpi_info );
51 if (! Finley_noError()) {
52 Finley_Mesh_free(out);
53 return NULL;
54 }
55 /* copy name: */
56
57 out->Name=MEMALLOC(strlen(name)+1,char);
58 if (Finley_checkPtr(out->Name)) {
59 Finley_Mesh_free(out);
60 return NULL;
61 }
62 strcpy(out->Name,name);
63
64 /* allocate node table: */
65 out->Nodes=Finley_NodeFile_alloc( numDim, mpi_info );
66 if (! Finley_noError()) {
67 Finley_Mesh_free(out);
68 return NULL;
69 }
70 out->order=order;
71 out->reduced_order=reduced_order;
72 out->Elements=NULL;
73 out->FaceElements=NULL;
74 out->Points=NULL;
75 out->ContactElements=NULL;
76 out->reference_counter++;
77 return out;
78 }
79
80 /* returns a reference to Finley_Mesh in */
81
82 Finley_Mesh* Finley_Mesh_reference(Finley_Mesh* in) {
83 if (in!=NULL) ++(in->reference_counter);
84 return in;
85 }
86
87 /* freeates a mesh: */
88
89 void Finley_Mesh_free(Finley_Mesh* in) {
90 if (in!=NULL) {
91 in->reference_counter--;
92 if (in->reference_counter<1) {
93 #ifdef Finley_TRACE
94 if (in->Name!=NULL) {
95 printf("Finley_Mesh_free: mesh %s is freed.\n",in->Name);
96 } else {
97 printf("Finley_Mesh_free\n");
98 }
99 #endif
100 MEMFREE(in->Name);
101 Finley_NodeFile_free(in->Nodes);
102 Finley_ElementFile_free(in->FaceElements);
103 Finley_ElementFile_free(in->Elements);
104 Finley_ElementFile_free(in->ContactElements);
105 Finley_ElementFile_free(in->Points);
106 Finley_TagMap_free(in->TagMap);
107 Paso_SystemMatrixPattern_free(in->FullFullPattern);
108 Paso_SystemMatrixPattern_free(in->FullReducedPattern);
109 Paso_SystemMatrixPattern_free(in->ReducedFullPattern);
110 Paso_SystemMatrixPattern_free(in->ReducedReducedPattern);
111 Paso_MPIInfo_free( in->MPIInfo );
112 MEMFREE(in);
113 }
114 }
115 }
116
117 /**************************************************************/
118
119 /* returns the spatial dimension of the mesh: */
120
121 dim_t Finley_Mesh_getDim(Finley_Mesh *in) {
122 return in->Nodes->numDim;
123 }
124
125 void Finley_Mesh_setElements(Finley_Mesh* self,Finley_ElementFile *elements) {
126 Finley_ElementFile_free(self->Elements);
127 self->Elements=elements;
128 }
129 void Finley_Mesh_setFaceElements(Finley_Mesh* self,Finley_ElementFile *elements) {
130 Finley_ElementFile_free(self->FaceElements);
131 self->FaceElements=elements;
132 }
133 void Finley_Mesh_setContactElements(Finley_Mesh* self,Finley_ElementFile *elements) {
134 Finley_ElementFile_free(self->ContactElements);
135 self->ContactElements=elements;
136 }
137 void Finley_Mesh_setPoints(Finley_Mesh* self,Finley_ElementFile *elements) {
138 Finley_ElementFile_free(self->Points);
139 self->Points=elements;
140 }
141

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