/[escript]/trunk/finley/src/Assemble_PDE_Single2_3D.c
ViewVC logotype

Contents of /trunk/finley/src/Assemble_PDE_Single2_3D.c

Parent Directory Parent Directory | Revision Log Revision Log


Revision 853 - (show annotations)
Wed Sep 20 05:56:36 2006 UTC (12 years, 11 months ago) by gross
File MIME type: text/plain
File size: 17690 byte(s)
some performance problems wit openmp fixed.
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 /* assembles the system of numEq PDEs into the stiffness matrix S right hand side F */
16 /* the shape functions for test and solution must be identical */
17
18
19 /* -(A_{i,j} u_,j)_i-(B_{i} u)_i+C_{j} u_,j-D u_m and -(X_,i)_i + Y */
20
21 /* in a 3D domain. The shape functions for test and solution must be identical */
22 /* and row_NS == row_NN */
23
24 /* Shape of the coefficients: */
25
26 /* A = 3 x 3 */
27 /* B = 3 */
28 /* C = 3 */
29 /* D = scalar */
30 /* X = 3 */
31 /* Y = scalar */
32
33
34 /**************************************************************/
35
36 /* Author: gross@access.edu.au */
37 /* Version: $Id:$ */
38
39 /**************************************************************/
40
41
42 #include "Assemble.h"
43 #include "Util.h"
44 #ifdef _OPENMP
45 #include <omp.h>
46 #endif
47
48
49 /**************************************************************/
50
51 void Finley_Assemble_PDE_Single2_3D(Assemble_Parameters p, Finley_ElementFile* elements,
52 Paso_SystemMatrix* Mat, escriptDataC* F,
53 escriptDataC* A, escriptDataC* B, escriptDataC* C, escriptDataC* D, escriptDataC* X, escriptDataC* Y) {
54
55 #define DIM 3
56 index_t color;
57 dim_t e;
58 double *EM_S, *EM_F, *Vol, *DSDX, *A_p, *B_p, *C_p, *D_p, *X_p, *Y_p;
59 index_t *row_index;
60 register dim_t q, s,r;
61 register double rtmp, rtmp00, rtmp01, rtmp02, rtmp10, rtmp11, rtmp12, rtmp20, rtmp21, rtmp22, rtmp0, rtmp1, rtmp2;
62 bool_t add_EM_F, add_EM_S;
63
64 bool_t extendedA=isExpanded(A);
65 bool_t extendedB=isExpanded(B);
66 bool_t extendedC=isExpanded(C);
67 bool_t extendedD=isExpanded(D);
68 bool_t extendedX=isExpanded(X);
69 bool_t extendedY=isExpanded(Y);
70 double *F_p=getSampleData(F,0);
71 double *S=p.row_jac->ReferenceElement->S;
72 dim_t len_EM_S=p.row_NN*p.col_NN;
73 dim_t len_EM_F=p.row_NN;
74
75
76 #pragma omp parallel private(color,EM_S, EM_F, Vol, DSDX, A_p, B_p, C_p, D_p, X_p, Y_p,row_index,q, s,r,rtmp, rtmp00, rtmp01, rtmp02, rtmp10, rtmp11, rtmp12, rtmp20, rtmp21, rtmp22, rtmp0, rtmp1, rtmp2,add_EM_F, add_EM_S)
77 {
78 EM_S=THREAD_MEMALLOC(len_EM_S,double);
79 EM_F=THREAD_MEMALLOC(len_EM_F,double);
80 row_index=THREAD_MEMALLOC(p.row_NN,index_t);
81
82 if (!Finley_checkPtr(EM_S) && !Finley_checkPtr(EM_F) && !Finley_checkPtr(row_index) ) {
83
84 #ifndef PASO_MPI
85 for (color=elements->minColor;color<=elements->maxColor;color++) {
86 /* open loop over all elements: */
87 #pragma omp for private(e) schedule(static)
88 for(e=0;e<elements->numElements;e++){
89 if (elements->Color[e]==color) {
90 #else
91 {
92 for(e=0;e<elements->numElements;e++) {
93 {
94 #endif
95 Vol=&(p.row_jac->volume[INDEX2(0,e,p.numQuad)]);
96 DSDX=&(p.row_jac->DSDX[INDEX4(0,0,0,e,p.row_NN,DIM,p.numQuad)]);
97 for (q=0;q<len_EM_S;++q) EM_S[q]=0;
98 for (q=0;q<len_EM_F;++q) EM_F[q]=0;
99 add_EM_F=FALSE;
100 add_EM_S=FALSE;
101 /**************************************************************/
102 /* process A: */
103 /**************************************************************/
104 A_p=getSampleData(A,e);
105 if (NULL!=A_p) {
106 add_EM_S=TRUE;
107 if (extendedA) {
108 for (s=0;s<p.row_NS;s++) {
109 for (r=0;r<p.col_NS;r++) {
110 rtmp=0;
111 for (q=0;q<p.numQuad;q++) {
112 rtmp+=Vol[q]*( DSDX[INDEX3(s,0,q,p.row_NN,DIM)]*A_p[INDEX3(0,0,q,DIM,DIM)]*DSDX[INDEX3(r,0,q,p.row_NN,DIM)]
113 + DSDX[INDEX3(s,0,q,p.row_NN,DIM)]*A_p[INDEX3(0,1,q,DIM,DIM)]*DSDX[INDEX3(r,1,q,p.row_NN,DIM)]
114 + DSDX[INDEX3(s,0,q,p.row_NN,DIM)]*A_p[INDEX3(0,2,q,DIM,DIM)]*DSDX[INDEX3(r,2,q,p.row_NN,DIM)]
115 + DSDX[INDEX3(s,1,q,p.row_NN,DIM)]*A_p[INDEX3(1,0,q,DIM,DIM)]*DSDX[INDEX3(r,0,q,p.row_NN,DIM)]
116 + DSDX[INDEX3(s,1,q,p.row_NN,DIM)]*A_p[INDEX3(1,1,q,DIM,DIM)]*DSDX[INDEX3(r,1,q,p.row_NN,DIM)]
117 + DSDX[INDEX3(s,1,q,p.row_NN,DIM)]*A_p[INDEX3(1,2,q,DIM,DIM)]*DSDX[INDEX3(r,2,q,p.row_NN,DIM)]
118 + DSDX[INDEX3(s,2,q,p.row_NN,DIM)]*A_p[INDEX3(2,0,q,DIM,DIM)]*DSDX[INDEX3(r,0,q,p.row_NN,DIM)]
119 + DSDX[INDEX3(s,2,q,p.row_NN,DIM)]*A_p[INDEX3(2,1,q,DIM,DIM)]*DSDX[INDEX3(r,1,q,p.row_NN,DIM)]
120 + DSDX[INDEX3(s,2,q,p.row_NN,DIM)]*A_p[INDEX3(2,2,q,DIM,DIM)]*DSDX[INDEX3(r,2,q,p.row_NN,DIM)]);
121 }
122 EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp;
123 }
124 }
125 } else {
126 for (s=0;s<p.row_NS;s++) {
127 for (r=0;r<p.col_NS;r++) {
128 rtmp00=0;
129 rtmp01=0;
130 rtmp02=0;
131 rtmp10=0;
132 rtmp11=0;
133 rtmp12=0;
134 rtmp20=0;
135 rtmp21=0;
136 rtmp22=0;
137 for (q=0;q<p.numQuad;q++) {
138
139 rtmp0=Vol[q]*DSDX[INDEX3(s,0,q,p.row_NN,DIM)];
140 rtmp00+=rtmp0*DSDX[INDEX3(r,0,q,p.row_NN,DIM)];
141 rtmp01+=rtmp0*DSDX[INDEX3(r,1,q,p.row_NN,DIM)];
142 rtmp02+=rtmp0*DSDX[INDEX3(r,2,q,p.row_NN,DIM)];
143
144 rtmp1=Vol[q]*DSDX[INDEX3(s,1,q,p.row_NN,DIM)];
145 rtmp10+=rtmp1*DSDX[INDEX3(r,0,q,p.row_NN,DIM)];
146 rtmp11+=rtmp1*DSDX[INDEX3(r,1,q,p.row_NN,DIM)];
147 rtmp12+=rtmp1*DSDX[INDEX3(r,2,q,p.row_NN,DIM)];
148
149 rtmp2=Vol[q]*DSDX[INDEX3(s,2,q,p.row_NN,DIM)];
150 rtmp20+=rtmp2*DSDX[INDEX3(r,0,q,p.row_NN,DIM)];
151 rtmp21+=rtmp2*DSDX[INDEX3(r,1,q,p.row_NN,DIM)];
152 rtmp22+=rtmp2*DSDX[INDEX3(r,2,q,p.row_NN,DIM)];
153 }
154 EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp00*A_p[INDEX2(0,0,DIM)]
155 +rtmp01*A_p[INDEX2(0,1,DIM)]
156 +rtmp02*A_p[INDEX2(0,2,DIM)]
157 +rtmp10*A_p[INDEX2(1,0,DIM)]
158 +rtmp11*A_p[INDEX2(1,1,DIM)]
159 +rtmp12*A_p[INDEX2(1,2,DIM)]
160 +rtmp20*A_p[INDEX2(2,0,DIM)]
161 +rtmp21*A_p[INDEX2(2,1,DIM)]
162 +rtmp22*A_p[INDEX2(2,2,DIM)];
163 }
164 }
165 }
166 }
167 /**************************************************************/
168 /* process B: */
169 /**************************************************************/
170 B_p=getSampleData(B,e);
171 if (NULL!=B_p) {
172 add_EM_S=TRUE;
173 if (extendedB) {
174 for (s=0;s<p.row_NS;s++) {
175 for (r=0;r<p.col_NS;r++) {
176 rtmp=0;
177 for (q=0;q<p.numQuad;q++) {
178 rtmp+=Vol[q]*S[INDEX2(r,q,p.row_NS)]*
179 ( DSDX[INDEX3(s,0,q,p.row_NN,DIM)]*B_p[INDEX2(0,q,DIM)]
180 + DSDX[INDEX3(s,1,q,p.row_NN,DIM)]*B_p[INDEX2(1,q,DIM)]
181 + DSDX[INDEX3(s,2,q,p.row_NN,DIM)]*B_p[INDEX2(2,q,DIM)]);
182 }
183 EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp;
184 }
185 }
186 } else {
187 for (s=0;s<p.row_NS;s++) {
188 for (r=0;r<p.col_NS;r++) {
189 rtmp0=0;
190 rtmp1=0;
191 rtmp2=0;
192 for (q=0;q<p.numQuad;q++) {
193 rtmp=Vol[q]*S[INDEX2(r,q,p.row_NS)];
194 rtmp0+=rtmp*DSDX[INDEX3(s,0,q,p.row_NN,DIM)];
195 rtmp1+=rtmp*DSDX[INDEX3(s,1,q,p.row_NN,DIM)];
196 rtmp2+=rtmp*DSDX[INDEX3(s,2,q,p.row_NN,DIM)];
197 }
198 EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp0*B_p[0]+rtmp1*B_p[1]+rtmp2*B_p[2];
199 }
200 }
201 }
202 }
203 /**************************************************************/
204 /* process C: */
205 /**************************************************************/
206 C_p=getSampleData(C,e);
207 if (NULL!=C_p) {
208 add_EM_S=TRUE;
209 if (extendedC) {
210 for (s=0;s<p.row_NS;s++) {
211 for (r=0;r<p.col_NS;r++) {
212 rtmp=0;
213 for (q=0;q<p.numQuad;q++) {
214 rtmp+=Vol[q]*S[INDEX2(s,q,p.row_NS)]*
215 ( C_p[INDEX2(0,q,DIM)]*DSDX[INDEX3(r,0,q,p.row_NN,DIM)]
216 + C_p[INDEX2(1,q,DIM)]*DSDX[INDEX3(r,1,q,p.row_NN,DIM)]
217 + C_p[INDEX2(2,q,DIM)]*DSDX[INDEX3(r,2,q,p.row_NN,DIM)]);
218 }
219 EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp;
220 }
221 }
222 } else {
223 for (s=0;s<p.row_NS;s++) {
224 for (r=0;r<p.col_NS;r++) {
225 rtmp0=0;
226 rtmp1=0;
227 rtmp2=0;
228 for (q=0;q<p.numQuad;q++) {
229 rtmp=Vol[q]*S[INDEX2(s,q,p.row_NS)];
230 rtmp0+=rtmp*DSDX[INDEX3(r,0,q,p.row_NN,DIM)];
231 rtmp1+=rtmp*DSDX[INDEX3(r,1,q,p.row_NN,DIM)];
232 rtmp2+=rtmp*DSDX[INDEX3(r,2,q,p.row_NN,DIM)];
233 }
234 EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp0*C_p[0]+rtmp1*C_p[1]+rtmp2*C_p[2];
235 }
236 }
237 }
238 }
239 /************************************************************* */
240 /* process D */
241 /**************************************************************/
242 D_p=getSampleData(D,e);
243 if (NULL!=D_p) {
244 add_EM_S=TRUE;
245 if (extendedD) {
246 for (s=0;s<p.row_NS;s++) {
247 for (r=0;r<p.col_NS;r++) {
248 rtmp=0;
249 for (q=0;q<p.numQuad;q++) rtmp+=Vol[q]*S[INDEX2(s,q,p.row_NS)]*D_p[q]*S[INDEX2(r,q,p.row_NS)];
250 EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp;
251 }
252 }
253 } else {
254 for (s=0;s<p.row_NS;s++) {
255 for (r=0;r<p.col_NS;r++) {
256 rtmp=0;
257 for (q=0;q<p.numQuad;q++) rtmp+=Vol[q]*S[INDEX2(s,q,p.row_NS)]*S[INDEX2(r,q,p.row_NS)];
258 EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp*D_p[0];
259 }
260 }
261 }
262 }
263 /**************************************************************/
264 /* process X: */
265 /**************************************************************/
266 X_p=getSampleData(X,e);
267 if (NULL!=X_p) {
268 add_EM_F=TRUE;
269 if (extendedX) {
270 for (s=0;s<p.row_NS;s++) {
271 rtmp=0;
272 for (q=0;q<p.numQuad;q++) {
273 rtmp+=Vol[q]*( DSDX[INDEX3(s,0,q,p.row_NN,DIM)]*X_p[INDEX2(0,q,DIM)]
274 + DSDX[INDEX3(s,1,q,p.row_NN,DIM)]*X_p[INDEX2(1,q,DIM)]
275 + DSDX[INDEX3(s,2,q,p.row_NN,DIM)]*X_p[INDEX2(2,q,DIM)]);
276 }
277 EM_F[INDEX2(0,s,p.numEqu)]+=rtmp;
278 }
279 } else {
280 for (s=0;s<p.row_NS;s++) {
281 rtmp0=0;
282 rtmp1=0;
283 rtmp2=0;
284 for (q=0;q<p.numQuad;q++) {
285 rtmp0+=Vol[q]*DSDX[INDEX3(s,0,q,p.row_NN,DIM)];
286 rtmp1+=Vol[q]*DSDX[INDEX3(s,1,q,p.row_NN,DIM)];
287 rtmp2+=Vol[q]*DSDX[INDEX3(s,2,q,p.row_NN,DIM)];
288 }
289 EM_F[INDEX2(0,s,p.numEqu)]+=rtmp0*X_p[0]+rtmp1*X_p[1]+rtmp2*X_p[2];
290 }
291 }
292 }
293 /**************************************************************/
294 /* process Y: */
295 /**************************************************************/
296 Y_p=getSampleData(Y,e);
297 if (NULL!=Y_p) {
298 add_EM_F=TRUE;
299 if (extendedY) {
300 for (s=0;s<p.row_NS;s++) {
301 rtmp=0;
302 for (q=0;q<p.numQuad;q++) rtmp+=Vol[q]*S[INDEX2(s,q,p.row_NS)]*Y_p[q];
303 EM_F[INDEX2(0,s,p.numEqu)]+=rtmp;
304 }
305 } else {
306 for (s=0;s<p.row_NS;s++) {
307 rtmp=0;
308 for (q=0;q<p.numQuad;q++) rtmp+=Vol[q]*S[INDEX2(s,q,p.row_NS)];
309 EM_F[INDEX2(0,s,p.numEqu)]+=rtmp*Y_p[0];
310 }
311 }
312 }
313 /***********************************************************************************************/
314 /* add the element matrices onto the matrix and right hand side */
315 /***********************************************************************************************/
316 for (q=0;q<p.row_NN;q++) row_index[q]=p.row_DOF[elements->Nodes[INDEX2(p.row_node[q],e,p.NN)]];
317 if (add_EM_F) Finley_Util_AddScatter(p.row_NN,row_index,p.numEqu,EM_F,F_p, p.row_DOF_UpperBound);
318 if (add_EM_S) Finley_Assemble_addToSystemMatrix(Mat,p.row_NN,row_index,p.numEqu,p.col_NN,row_index,p.numComp,EM_S);
319
320 } /* end color check */
321 } /* end element loop */
322 } /* end color loop */
323
324 THREAD_MEMFREE(EM_S);
325 THREAD_MEMFREE(EM_F);
326 THREAD_MEMFREE(row_index);
327
328 } /* end of pointer check */
329 } /* end parallel region */
330 }
331 /*
332 * $Log$
333 */

  ViewVC Help
Powered by ViewVC 1.1.26