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

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Revision 1388 - (show annotations)
Fri Jan 11 07:45:58 2008 UTC (11 years, 10 months ago) by trankine
File MIME type: text/plain
File size: 4763 byte(s)
And get the *(&(*&(* name right
1
2 /* $Id$ */
3
4 /*******************************************************
5 *
6 * Copyright 2003-2007 by ACceSS MNRF
7 * Copyright 2007 by University of Queensland
8 *
9 * http://esscc.uq.edu.au
10 * Primary Business: Queensland, Australia
11 * Licensed under the Open Software License version 3.0
12 * http://www.opensource.org/licenses/osl-3.0.php
13 *
14 *******************************************************/
15
16 /**************************************************************/
17
18 /* assemblage routines: calculates the normal vector at quadrature points on face elements */
19
20 /**************************************************************/
21
22 #include "Assemble.h"
23 #include "Util.h"
24 #ifdef _OPENMP
25 #include <omp.h>
26 #endif
27
28 /**************************************************************/
29
30
31 void Finley_Assemble_setNormal(Finley_NodeFile* nodes, Finley_ElementFile* elements, escriptDataC* normal) {
32 double *local_X=NULL, *dVdv=NULL,*normal_array;
33 index_t sign,node_offset;
34 Finley_RefElement* reference_element=NULL;
35 dim_t e,q, NN, NS, numDim, numQuad, numDim_local;
36 if (nodes==NULL || elements==NULL) return;
37 NN=elements->ReferenceElement->Type->numNodes;
38 NS=elements->ReferenceElement->Type->numShapes;
39 numDim=nodes->numDim;
40 Finley_resetError();
41 if (Finley_Assemble_reducedIntegrationOrder(normal)) {
42 reference_element=elements->ReferenceElementReducedOrder;
43 } else {
44 reference_element=elements->ReferenceElement;
45 }
46 numQuad=reference_element->numQuadNodes;
47 numDim_local=reference_element->Type->numDim;
48
49 /* set some parameter */
50
51 if (getFunctionSpaceType(normal)==FINLEY_CONTACT_ELEMENTS_2) {
52 node_offset=NN-NS;
53 sign=-1;
54 } else {
55 node_offset=0;
56 sign=1;
57 }
58 /* check the dimensions of normal */
59 if (! (numDim==numDim_local || numDim-1==numDim_local)) {
60 Finley_setError(TYPE_ERROR,"Finley_Assemble_setNormal: Cannot calculate normal vector");
61 } else if (! isDataPointShapeEqual(normal,1,&(numDim))) {
62 Finley_setError(TYPE_ERROR,"Finley_Assemble_setNormal: illegal number of samples of normal Data object");
63 } else if (! numSamplesEqual(normal,numQuad,elements->numElements)) {
64 Finley_setError(TYPE_ERROR,"Finley_Assemble_setNormal: illegal number of samples of normal Data object");
65 } else if (! isDataPointShapeEqual(normal,1,&(numDim))) {
66 Finley_setError(TYPE_ERROR,"Finley_Assemble_setNormal: illegal point data shape of normal Data object");
67 } else if (!isExpanded(normal)) {
68 Finley_setError(TYPE_ERROR,"Finley_Assemble_setNormal: expanded Data object is expected for normal.");
69 }
70
71 /* now we can start */
72 if (Finley_noError()) {
73 #pragma omp parallel private(local_X,dVdv)
74 {
75 local_X=dVdv=NULL;
76 /* allocation of work arrays */
77 local_X=THREAD_MEMALLOC(NS*numDim,double);
78 dVdv=THREAD_MEMALLOC(numQuad*numDim*numDim_local,double);
79 if (!(Finley_checkPtr(local_X) || Finley_checkPtr(dVdv) ) ) {
80 /* open the element loop */
81 #pragma omp for private(e,q,normal_array) schedule(static)
82 for(e=0;e<elements->numElements;e++) {
83 /* gather local coordinates of nodes into local_X: */
84 Finley_Util_Gather_double(NS,&(elements->Nodes[INDEX2(node_offset,e,NN)]),numDim,nodes->Coordinates,local_X);
85 /* calculate dVdv(i,j,q)=local_X(i,n)*DSDv(n,j,q) */
86 Finley_Util_SmallMatMult(numDim,numDim_local*numQuad,dVdv,NS,local_X,reference_element->dSdv);
87 /* get normalized vector: */
88 normal_array=getSampleData(normal,e);
89 Finley_NormalVector(numQuad,numDim,numDim_local,dVdv,normal_array);
90 for (q=0;q<numQuad*numDim;q++) normal_array[q]*=sign;
91 }
92 }
93 THREAD_MEMFREE(local_X);
94 THREAD_MEMFREE(dVdv);
95 }
96 }
97 }
98 /*
99 * $Log$
100 * Revision 1.6 2005/09/15 03:44:21 jgs
101 * Merge of development branch dev-02 back to main trunk on 2005-09-15
102 *
103 * Revision 1.5.2.1 2005/09/07 06:26:18 gross
104 * the solver from finley are put into the standalone package paso now
105 *
106 * Revision 1.5 2005/07/08 04:07:48 jgs
107 * Merge of development branch back to main trunk on 2005-07-08
108 *
109 * Revision 1.4 2004/12/15 07:08:32 jgs
110 * *** empty log message ***
111 * Revision 1.1.1.1.2.3 2005/06/29 02:34:48 gross
112 * some changes towards 64 integers in finley
113 *
114 * Revision 1.1.1.1.2.2 2004/11/24 01:37:13 gross
115 * some changes dealing with the integer overflow in memory allocation. Finley solves 4M unknowns now
116 *
117 *
118 *
119 */

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