/[escript]/trunk-mpi-branch/finley/src/ElementFile.c
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Contents of /trunk-mpi-branch/finley/src/ElementFile.c

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Revision 1230 - (show annotations)
Thu Aug 9 06:19:35 2007 UTC (12 years, 9 months ago) by gross
File MIME type: text/plain
File size: 6546 byte(s)
the mappings of nodes of local and global DOFs added but program still crashes.

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 /**************************************************************/
14
15 /* Finley: ElementFile */
16
17 /* allocates an element file to hold elements of type id and with integration order order. */
18 /* use Finley_Mesh_allocElementTable to allocate the element table (Id,Nodes,Tag,Owner). */
19
20 /**************************************************************/
21
22 /* Author: gross@access.edu.au */
23 /* Version: $Id$ */
24
25 /**************************************************************/
26
27 #include "ElementFile.h"
28
29 /**************************************************************/
30
31 Finley_ElementFile* Finley_ElementFile_alloc(ElementTypeId id, index_t order, index_t reduced_order, Paso_MPIInfo *MPIInfo)
32 {
33 extern Finley_RefElementInfo Finley_RefElement_InfoList[];
34 dim_t NQ, reduced_NQ;
35 Finley_ElementFile *out;
36
37 /* get the number of quadrature nodes needed to achieve integration order order: */
38
39 if (order<0) order=MAX(2*Finley_RefElement_InfoList[id].numOrder,0);
40 if (reduced_order<0) reduced_order=MAX(2*(Finley_RefElement_InfoList[id].numOrder-1),0);
41 NQ= Finley_RefElement_InfoList[id].getNumQuadNodes(order);
42 reduced_NQ= Finley_RefElement_InfoList[id].getNumQuadNodes(reduced_order);
43 if (! Finley_noError()) return NULL;
44
45 /* allocate the return value */
46
47 out=MEMALLOC(1,Finley_ElementFile);
48 if (Finley_checkPtr(out)) return NULL;
49 out->order = order;
50 out->reduced_order = reduced_order;
51 out->ReferenceElement=NULL;
52 out->LinearReferenceElement=NULL;
53 out->ReferenceElementReducedOrder=NULL;
54 out->LinearReferenceElementReducedOrder=NULL;
55 out->isPrepared=FINLEY_UNKNOWN;
56 out->numElements=0;
57 out->Id=NULL;
58 out->Nodes=NULL;
59 out->Tag=NULL;
60 out->Color=NULL;
61 out->minColor=0;
62 out->maxColor=-1;
63 out->jacobeans=NULL;
64 out->jacobeans_reducedQ=NULL;
65 out->jacobeans_reducedS=NULL;
66 out->jacobeans_reducedS_reducedQ=NULL;
67
68 out->Owner=NULL;
69 out->MPIInfo = Paso_MPIInfo_getReference( MPIInfo );
70
71 /* allocate the reference element: */
72
73 out->ReferenceElement=Finley_RefElement_alloc(id,NQ);
74 out->jacobeans=Finley_ElementFile_Jacobeans_alloc(out->ReferenceElement);
75 out->ReferenceElementReducedOrder=Finley_RefElement_alloc(id,reduced_NQ);
76 out->jacobeans_reducedQ=Finley_ElementFile_Jacobeans_alloc(out->ReferenceElementReducedOrder);
77
78 out->LinearReferenceElement=Finley_RefElement_alloc(Finley_RefElement_InfoList[id].LinearTypeId,NQ);
79 out->jacobeans_reducedS=Finley_ElementFile_Jacobeans_alloc(out->LinearReferenceElement);
80 out->LinearReferenceElementReducedOrder=Finley_RefElement_alloc(Finley_RefElement_InfoList[id].LinearTypeId,reduced_NQ);
81 out->jacobeans_reducedS_reducedQ=Finley_ElementFile_Jacobeans_alloc(out->LinearReferenceElementReducedOrder);
82
83 out->numNodes=out->ReferenceElement->Type->numNodes;
84
85 if (! Finley_noError()) {
86 Finley_ElementFile_free(out);
87 return NULL;
88 }
89 return out;
90 }
91
92 /* deallocates an element file: */
93
94 void Finley_ElementFile_free(Finley_ElementFile* in) {
95 if (in!=NULL) {
96 #ifdef Finley_TRACE
97 if (in->ReferenceElement!=NULL) printf("element file for %s is deallocated.\n",in->ReferenceElement->Type->Name);
98 #endif
99 Finley_ElementFile_freeTable(in);
100 Finley_RefElement_dealloc(in->ReferenceElement);
101 Finley_RefElement_dealloc(in->ReferenceElementReducedOrder);
102 Finley_RefElement_dealloc(in->LinearReferenceElement);
103 Finley_RefElement_dealloc(in->LinearReferenceElementReducedOrder);
104 Finley_ElementFile_Jacobeans_dealloc(in->jacobeans);
105 Finley_ElementFile_Jacobeans_dealloc(in->jacobeans_reducedS);
106 Finley_ElementFile_Jacobeans_dealloc(in->jacobeans_reducedQ);
107 Finley_ElementFile_Jacobeans_dealloc(in->jacobeans_reducedS_reducedQ);
108 Paso_MPIInfo_free( in->MPIInfo );
109 MEMFREE(in);
110 }
111 }
112 void Finley_ElementFile_setElementDistribution(Finley_ElementFile* in, dim_t* distribution) {
113 dim_t local_num_elements,e,out,num_elements, size;
114 Paso_MPI_rank myRank;
115 if (in == NULL) {
116 distribution[0]=num_elements;
117 } else {
118 if (in->MPIInfo->size>1) {
119 num_elements=0;
120 myRank=in->MPIInfo->rank;
121 size=in->MPIInfo->size;
122 #pragma omp parallel private(local_num_elements)
123 {
124 local_num_elements=0;
125 #pragma omp for private(e)
126 for (e=0;e<in->numElements;e++) {
127 if (in->numElements == myRank) local_num_elements++;
128 }
129 #pragma omp critical
130 num_elements+=local_num_elements;
131 }
132 #ifdef PASO_MPI
133 MPI_Allgather(&num_elements,1,MPI_INT,distribution,1,MPI_INT,in->MPIInfo->comm);
134 #else
135 distribution[0]=num_elements;
136 #endif
137 } else {
138 distribution[0]=num_elements;
139 }
140 }
141 }
142
143 dim_t Finley_ElementFile_getGlobalNumElements(Finley_ElementFile* in) {
144 dim_t size, *distribution=NULL, out, p;
145 if (in == NULL) {
146 return 0;
147 } else {
148 size=in->MPIInfo->size;
149 distribution=TMPMEMALLOC(size,dim_t);
150 Finley_ElementFile_setElementDistribution(in,distribution);
151 out=0;
152 for (p=0;p<size;++p) out+=distribution[p];
153 TMPMEMFREE(distribution);
154 return out;
155 }
156 }
157 dim_t Finley_ElementFile_getMyNumElements(Finley_ElementFile* in) {
158 dim_t size, *distribution=NULL, out, p;
159 if (in == NULL) {
160 return 0;
161 } else {
162 size=in->MPIInfo->size;
163 distribution=TMPMEMALLOC(size,dim_t);
164 Finley_ElementFile_setElementDistribution(in,distribution);
165 out=distribution[in->MPIInfo->rank];
166 TMPMEMFREE(distribution);
167 return out;
168 }
169
170 }
171 index_t Finley_ElementFile_getFirstElement(Finley_ElementFile* in){
172 dim_t size, *distribution=NULL, out, p;
173 if (in == NULL) {
174 return 0;
175 } else {
176 size=in->MPIInfo->size;
177 distribution=TMPMEMALLOC(size,dim_t);
178 Finley_ElementFile_setElementDistribution(in,distribution);
179 out=0;
180 for (p=0;p<in->MPIInfo->rank;++p) out+=distribution[p];
181 TMPMEMFREE(distribution);
182 return out;
183 }
184 }

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