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

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Revision 471 - (show annotations)
Fri Jan 27 01:33:02 2006 UTC (13 years, 5 months ago) by jgs
File MIME type: text/plain
File size: 6770 byte(s)
reorganise finley src tree to remove inc dir and src/finley directory

1 /*
2 ******************************************************************************
3 * *
4 * COPYRIGHT ACcESS 2003,2004,2005 - All Rights Reserved *
5 * *
6 * This software is the property of ACcESS. No part of this code *
7 * may be copied in any form or by any means without the expressed written *
8 * consent of ACcESS. Copying, use or modification of this software *
9 * by any unauthorised person is illegal unless that person has a software *
10 * license agreement with ACcESS. *
11 * *
12 ******************************************************************************
13 */
14
15 /**************************************************************/
16
17 /* assemblage routines: interpolates nodal data in a data array onto elements (=integration points) */
18
19 /**************************************************************/
20
21 /* Author: gross@access.edu.au */
22 /* Version: $Id$ */
23
24 /**************************************************************/
25
26 #include "Assemble.h"
27 #include "Util.h"
28 #ifdef _OPENMP
29 #include <omp.h>
30 #endif
31
32 /**************************************************************/
33
34
35 void Finley_Assemble_interpolate(Finley_NodeFile *nodes, Finley_ElementFile* elements,escriptDataC* data,escriptDataC* interpolated_data) {
36 double* local_data=NULL,*S=NULL,*data_array;
37 index_t dof_offset,*resort_nodes;
38 dim_t q,i,NS_DOF,NN_DOF,numNodes,e;
39 type_t type;
40 #define NODES 0
41 #define DOF 1
42 #define REDUCED_DOF 2
43 if (nodes==NULL || elements==NULL) return;
44 dim_t NN=elements->ReferenceElement->Type->numNodes;
45 dim_t NS=elements->ReferenceElement->Type->numShapes;
46 dim_t numComps=getDataPointSize(data);
47 type_t data_type=getFunctionSpaceType(data);
48 dim_t numQuad=elements->ReferenceElement->numQuadNodes;
49 index_t id[NN];
50 for (i=0;i<NN;i++) id[i]=i;
51 Finley_resetError();
52
53 /* set some parameter */
54
55 if (data_type==FINLEY_NODES) {
56 type=NODES;
57 resort_nodes=id;
58 NN_DOF=elements->ReferenceElement->Type->numNodes;
59 NS_DOF=elements->ReferenceElement->Type->numShapes;
60 S=elements->ReferenceElement->S;
61 numNodes=nodes->numNodes;
62 } else if (data_type==FINLEY_DEGREES_OF_FREEDOM) {
63 type=DOF;
64 resort_nodes=id;
65 NN_DOF=elements->ReferenceElement->Type->numNodes;
66 NS_DOF=elements->ReferenceElement->Type->numShapes;
67 S=elements->ReferenceElement->S;
68 numNodes=nodes->numDegreesOfFreedom;
69 } else if (data_type==FINLEY_REDUCED_DEGREES_OF_FREEDOM) {
70 type=REDUCED_DOF;
71 resort_nodes=elements->ReferenceElement->Type->linearNodes;
72 NN_DOF=elements->LinearReferenceElement->Type->numNodes;
73 NS_DOF=elements->LinearReferenceElement->Type->numShapes;
74 S=elements->LinearReferenceElement->S;
75 numNodes=nodes->reducedNumDegreesOfFreedom;
76 } else {
77 Finley_setError(TYPE_ERROR,"__FILE__: Cannot interpolate data");
78 }
79
80 if (getFunctionSpaceType(interpolated_data)==FINLEY_CONTACT_ELEMENTS_2) {
81 dof_offset=NN_DOF-NS_DOF;
82 } else {
83 dof_offset=0;
84 }
85
86 /* check the dimensions of interpolated_data and data */
87
88 if (! numSamplesEqual(interpolated_data,numQuad,elements->numElements)) {
89 Finley_setError(TYPE_ERROR,"__FILE__: illegal number of samples of output Data object");
90 } else if (! numSamplesEqual(data,1,numNodes)) {
91 Finley_setError(TYPE_ERROR,"__FILE__: illegal number of samples of input Data object");
92 } else if (numComps!=getDataPointSize(interpolated_data)) {
93 Finley_setError(TYPE_ERROR,"__FILE__: number of components of input and interpolated Data do not match.");
94 } else if (!isExpanded(interpolated_data)) {
95 Finley_setError(TYPE_ERROR,"__FILE__: expanded Data object is expected for output data.");
96 }
97
98 /* now we can start */
99
100 if (Finley_noError()) {
101 #pragma omp parallel private(local_data)
102 {
103 local_data=NULL;
104 /* allocation of work arrays */
105 local_data=THREAD_MEMALLOC(NS*numComps,double);
106 if (! Finley_checkPtr(local_data)) {
107
108 /* open the element loop */
109
110 #pragma omp for private(e,q,i,data_array) schedule(static)
111 for(e=0;e<elements->numElements;e++) {
112 /* gather local data into local_data(numComps,NS_DOF): */
113 switch (type) {
114 case NODES:
115 for (q=0;q<NS_DOF;q++) {
116 i=elements->Nodes[INDEX2(resort_nodes[dof_offset+q],e,NN)];
117 data_array=getSampleData(data,i);
118 Finley_copyDouble(numComps,data_array,local_data+q*numComps);
119 }
120 break;
121 case DOF:
122 for (q=0;q<NS_DOF;q++) {
123 i=elements->Nodes[INDEX2(resort_nodes[dof_offset+q],e,NN)];
124 data_array=getSampleData(data,nodes->degreeOfFreedom[i]);
125 Finley_copyDouble(numComps,data_array,local_data+q*numComps);
126 }
127 break;
128 case REDUCED_DOF:
129 for (q=0;q<NS_DOF;q++) {
130 i=elements->Nodes[INDEX2(resort_nodes[dof_offset+q],e,NN)];
131 data_array=getSampleData(data,nodes->reducedDegreeOfFreedom[i]);
132 Finley_copyDouble(numComps,data_array,local_data+q*numComps);
133 }
134 break;
135 }
136
137 /* calculate interpolated_data=local_data*S */
138
139 Finley_Util_SmallMatMult(numComps,numQuad,getSampleData(interpolated_data,e),NS_DOF,local_data,S);
140
141 } /* end of element loop */
142
143 }
144 THREAD_MEMFREE(local_data);
145 } /* end of parallel region */
146 }
147 #undef NODES
148 #undef DOF
149 #undef REDUCED_DOF
150 }
151 /*
152 * $Log$
153 * Revision 1.6 2005/09/15 03:44:21 jgs
154 * Merge of development branch dev-02 back to main trunk on 2005-09-15
155 *
156 * Revision 1.5.2.1 2005/09/07 06:26:18 gross
157 * the solver from finley are put into the standalone package paso now
158 *
159 * Revision 1.5 2005/07/08 04:07:48 jgs
160 * Merge of development branch back to main trunk on 2005-07-08
161 *
162 * Revision 1.4 2004/12/15 07:08:32 jgs
163 * *** empty log message ***
164 * Revision 1.1.1.1.2.3 2005/06/29 02:34:48 gross
165 * some changes towards 64 integers in finley
166 *
167 * Revision 1.1.1.1.2.2 2004/11/24 01:37:12 gross
168 * some changes dealing with the integer overflow in memory allocation. Finley solves 4M unknowns now
169 *
170 *
171 *
172 */

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