/[escript]/branches/domexper/dudley/src/Assemble_PDE_Single2_3D.c
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Revision 2271 - (hide annotations)
Mon Feb 16 05:08:29 2009 UTC (10 years, 5 months ago) by jfenwick
Original Path: trunk/finley/src/Assemble_PDE_Single2_3D.c
File MIME type: text/plain
File size: 17817 byte(s)
Merging version 2269 to trunk

1 gross 798
2 ksteube 1312 /*******************************************************
3 ksteube 1811 *
4     * Copyright (c) 2003-2008 by University of Queensland
5     * Earth Systems Science Computational Center (ESSCC)
6     * http://www.uq.edu.au/esscc
7     *
8     * Primary Business: Queensland, Australia
9     * Licensed under the Open Software License version 3.0
10     * http://www.opensource.org/licenses/osl-3.0.php
11     *
12     *******************************************************/
13 ksteube 1312
14 ksteube 1811
15 gross 798 /**************************************************************/
16    
17     /* assembles the system of numEq PDEs into the stiffness matrix S right hand side F */
18     /* the shape functions for test and solution must be identical */
19    
20    
21     /* -(A_{i,j} u_,j)_i-(B_{i} u)_i+C_{j} u_,j-D u_m and -(X_,i)_i + Y */
22    
23     /* in a 3D domain. The shape functions for test and solution must be identical */
24     /* and row_NS == row_NN */
25    
26     /* Shape of the coefficients: */
27    
28     /* A = 3 x 3 */
29     /* B = 3 */
30     /* C = 3 */
31     /* D = scalar */
32     /* X = 3 */
33     /* Y = scalar */
34    
35    
36     /**************************************************************/
37    
38    
39     #include "Assemble.h"
40     #include "Util.h"
41 gross 853 #ifdef _OPENMP
42     #include <omp.h>
43     #endif
44 gross 798
45 gross 853
46 gross 798 /**************************************************************/
47    
48     void Finley_Assemble_PDE_Single2_3D(Assemble_Parameters p, Finley_ElementFile* elements,
49     Paso_SystemMatrix* Mat, escriptDataC* F,
50     escriptDataC* A, escriptDataC* B, escriptDataC* C, escriptDataC* D, escriptDataC* X, escriptDataC* Y) {
51    
52     #define DIM 3
53     index_t color;
54     dim_t e;
55 jfenwick 2271 __const double *A_p, *B_p, *C_p, *D_p, *X_p, *Y_p;
56     double *EM_S, *EM_F, *Vol, *DSDX;
57 gross 853 index_t *row_index;
58     register dim_t q, s,r;
59     register double rtmp, rtmp00, rtmp01, rtmp02, rtmp10, rtmp11, rtmp12, rtmp20, rtmp21, rtmp22, rtmp0, rtmp1, rtmp2;
60     bool_t add_EM_F, add_EM_S;
61    
62 gross 798 bool_t extendedA=isExpanded(A);
63     bool_t extendedB=isExpanded(B);
64     bool_t extendedC=isExpanded(C);
65     bool_t extendedD=isExpanded(D);
66     bool_t extendedX=isExpanded(X);
67     bool_t extendedY=isExpanded(Y);
68 jfenwick 2271 double *F_p=(requireWrite(F), getSampleDataRW(F,0)); /* use comma, to get around the mixed code and declarations thing */
69 gross 798 double *S=p.row_jac->ReferenceElement->S;
70     dim_t len_EM_S=p.row_NN*p.col_NN;
71     dim_t len_EM_F=p.row_NN;
72    
73 jfenwick 2271 void* ABuff=allocSampleBuffer(A);
74     void* BBuff=allocSampleBuffer(B);
75     void* CBuff=allocSampleBuffer(C);
76     void* DBuff=allocSampleBuffer(D);
77     void* XBuff=allocSampleBuffer(X);
78     void* YBuff=allocSampleBuffer(Y);
79 gross 853 #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)
80 gross 798 {
81 gross 853 EM_S=THREAD_MEMALLOC(len_EM_S,double);
82     EM_F=THREAD_MEMALLOC(len_EM_F,double);
83     row_index=THREAD_MEMALLOC(p.row_NN,index_t);
84    
85     if (!Finley_checkPtr(EM_S) && !Finley_checkPtr(EM_F) && !Finley_checkPtr(row_index) ) {
86 gross 798
87 gross 853 for (color=elements->minColor;color<=elements->maxColor;color++) {
88     /* open loop over all elements: */
89     #pragma omp for private(e) schedule(static)
90     for(e=0;e<elements->numElements;e++){
91     if (elements->Color[e]==color) {
92     Vol=&(p.row_jac->volume[INDEX2(0,e,p.numQuad)]);
93     DSDX=&(p.row_jac->DSDX[INDEX4(0,0,0,e,p.row_NN,DIM,p.numQuad)]);
94     for (q=0;q<len_EM_S;++q) EM_S[q]=0;
95     for (q=0;q<len_EM_F;++q) EM_F[q]=0;
96     add_EM_F=FALSE;
97     add_EM_S=FALSE;
98     /**************************************************************/
99     /* process A: */
100     /**************************************************************/
101 jfenwick 2271 A_p=getSampleDataRO(A,e,ABuff);
102 gross 853 if (NULL!=A_p) {
103     add_EM_S=TRUE;
104     if (extendedA) {
105     for (s=0;s<p.row_NS;s++) {
106     for (r=0;r<p.col_NS;r++) {
107     rtmp=0;
108     for (q=0;q<p.numQuad;q++) {
109     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)]
110     + 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)]
111     + 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)]
112     + 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)]
113     + 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)]
114     + 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)]
115     + 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)]
116     + 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)]
117     + 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)]);
118     }
119     EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp;
120     }
121     }
122     } else {
123     for (s=0;s<p.row_NS;s++) {
124     for (r=0;r<p.col_NS;r++) {
125     rtmp00=0;
126     rtmp01=0;
127     rtmp02=0;
128     rtmp10=0;
129     rtmp11=0;
130     rtmp12=0;
131     rtmp20=0;
132     rtmp21=0;
133     rtmp22=0;
134     for (q=0;q<p.numQuad;q++) {
135    
136     rtmp0=Vol[q]*DSDX[INDEX3(s,0,q,p.row_NN,DIM)];
137     rtmp00+=rtmp0*DSDX[INDEX3(r,0,q,p.row_NN,DIM)];
138     rtmp01+=rtmp0*DSDX[INDEX3(r,1,q,p.row_NN,DIM)];
139     rtmp02+=rtmp0*DSDX[INDEX3(r,2,q,p.row_NN,DIM)];
140    
141     rtmp1=Vol[q]*DSDX[INDEX3(s,1,q,p.row_NN,DIM)];
142     rtmp10+=rtmp1*DSDX[INDEX3(r,0,q,p.row_NN,DIM)];
143     rtmp11+=rtmp1*DSDX[INDEX3(r,1,q,p.row_NN,DIM)];
144     rtmp12+=rtmp1*DSDX[INDEX3(r,2,q,p.row_NN,DIM)];
145    
146     rtmp2=Vol[q]*DSDX[INDEX3(s,2,q,p.row_NN,DIM)];
147     rtmp20+=rtmp2*DSDX[INDEX3(r,0,q,p.row_NN,DIM)];
148     rtmp21+=rtmp2*DSDX[INDEX3(r,1,q,p.row_NN,DIM)];
149     rtmp22+=rtmp2*DSDX[INDEX3(r,2,q,p.row_NN,DIM)];
150     }
151     EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp00*A_p[INDEX2(0,0,DIM)]
152     +rtmp01*A_p[INDEX2(0,1,DIM)]
153     +rtmp02*A_p[INDEX2(0,2,DIM)]
154     +rtmp10*A_p[INDEX2(1,0,DIM)]
155     +rtmp11*A_p[INDEX2(1,1,DIM)]
156     +rtmp12*A_p[INDEX2(1,2,DIM)]
157     +rtmp20*A_p[INDEX2(2,0,DIM)]
158     +rtmp21*A_p[INDEX2(2,1,DIM)]
159     +rtmp22*A_p[INDEX2(2,2,DIM)];
160     }
161     }
162     }
163     }
164     /**************************************************************/
165     /* process B: */
166     /**************************************************************/
167 jfenwick 2271 B_p=getSampleDataRO(B,e,BBuff);
168 gross 853 if (NULL!=B_p) {
169     add_EM_S=TRUE;
170     if (extendedB) {
171     for (s=0;s<p.row_NS;s++) {
172     for (r=0;r<p.col_NS;r++) {
173     rtmp=0;
174     for (q=0;q<p.numQuad;q++) {
175     rtmp+=Vol[q]*S[INDEX2(r,q,p.row_NS)]*
176     ( DSDX[INDEX3(s,0,q,p.row_NN,DIM)]*B_p[INDEX2(0,q,DIM)]
177     + DSDX[INDEX3(s,1,q,p.row_NN,DIM)]*B_p[INDEX2(1,q,DIM)]
178     + DSDX[INDEX3(s,2,q,p.row_NN,DIM)]*B_p[INDEX2(2,q,DIM)]);
179     }
180     EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp;
181     }
182     }
183     } else {
184     for (s=0;s<p.row_NS;s++) {
185     for (r=0;r<p.col_NS;r++) {
186     rtmp0=0;
187     rtmp1=0;
188     rtmp2=0;
189     for (q=0;q<p.numQuad;q++) {
190     rtmp=Vol[q]*S[INDEX2(r,q,p.row_NS)];
191     rtmp0+=rtmp*DSDX[INDEX3(s,0,q,p.row_NN,DIM)];
192     rtmp1+=rtmp*DSDX[INDEX3(s,1,q,p.row_NN,DIM)];
193     rtmp2+=rtmp*DSDX[INDEX3(s,2,q,p.row_NN,DIM)];
194     }
195     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];
196     }
197     }
198 gross 798 }
199     }
200 gross 853 /**************************************************************/
201     /* process C: */
202     /**************************************************************/
203 jfenwick 2271 C_p=getSampleDataRO(C,e,CBuff);
204 gross 853 if (NULL!=C_p) {
205     add_EM_S=TRUE;
206     if (extendedC) {
207     for (s=0;s<p.row_NS;s++) {
208     for (r=0;r<p.col_NS;r++) {
209     rtmp=0;
210     for (q=0;q<p.numQuad;q++) {
211     rtmp+=Vol[q]*S[INDEX2(s,q,p.row_NS)]*
212     ( C_p[INDEX2(0,q,DIM)]*DSDX[INDEX3(r,0,q,p.row_NN,DIM)]
213     + C_p[INDEX2(1,q,DIM)]*DSDX[INDEX3(r,1,q,p.row_NN,DIM)]
214     + C_p[INDEX2(2,q,DIM)]*DSDX[INDEX3(r,2,q,p.row_NN,DIM)]);
215     }
216     EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp;
217     }
218     }
219     } else {
220     for (s=0;s<p.row_NS;s++) {
221     for (r=0;r<p.col_NS;r++) {
222     rtmp0=0;
223     rtmp1=0;
224     rtmp2=0;
225     for (q=0;q<p.numQuad;q++) {
226     rtmp=Vol[q]*S[INDEX2(s,q,p.row_NS)];
227     rtmp0+=rtmp*DSDX[INDEX3(r,0,q,p.row_NN,DIM)];
228     rtmp1+=rtmp*DSDX[INDEX3(r,1,q,p.row_NN,DIM)];
229     rtmp2+=rtmp*DSDX[INDEX3(r,2,q,p.row_NN,DIM)];
230     }
231     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];
232     }
233     }
234     }
235     }
236     /************************************************************* */
237     /* process D */
238     /**************************************************************/
239 jfenwick 2271 D_p=getSampleDataRO(D,e,DBuff);
240 gross 853 if (NULL!=D_p) {
241     add_EM_S=TRUE;
242     if (extendedD) {
243     for (s=0;s<p.row_NS;s++) {
244     for (r=0;r<p.col_NS;r++) {
245     rtmp=0;
246     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)];
247     EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp;
248     }
249     }
250     } else {
251     for (s=0;s<p.row_NS;s++) {
252     for (r=0;r<p.col_NS;r++) {
253     rtmp=0;
254     for (q=0;q<p.numQuad;q++) rtmp+=Vol[q]*S[INDEX2(s,q,p.row_NS)]*S[INDEX2(r,q,p.row_NS)];
255     EM_S[INDEX4(0,0,s,r,p.numEqu,p.numComp,p.row_NN)]+=rtmp*D_p[0];
256     }
257     }
258     }
259     }
260     /**************************************************************/
261     /* process X: */
262     /**************************************************************/
263 jfenwick 2271 X_p=getSampleDataRO(X,e,XBuff);
264 gross 853 if (NULL!=X_p) {
265     add_EM_F=TRUE;
266     if (extendedX) {
267     for (s=0;s<p.row_NS;s++) {
268     rtmp=0;
269     for (q=0;q<p.numQuad;q++) {
270     rtmp+=Vol[q]*( DSDX[INDEX3(s,0,q,p.row_NN,DIM)]*X_p[INDEX2(0,q,DIM)]
271     + DSDX[INDEX3(s,1,q,p.row_NN,DIM)]*X_p[INDEX2(1,q,DIM)]
272     + DSDX[INDEX3(s,2,q,p.row_NN,DIM)]*X_p[INDEX2(2,q,DIM)]);
273     }
274     EM_F[INDEX2(0,s,p.numEqu)]+=rtmp;
275 gross 798 }
276 gross 853 } else {
277     for (s=0;s<p.row_NS;s++) {
278     rtmp0=0;
279     rtmp1=0;
280     rtmp2=0;
281     for (q=0;q<p.numQuad;q++) {
282     rtmp0+=Vol[q]*DSDX[INDEX3(s,0,q,p.row_NN,DIM)];
283     rtmp1+=Vol[q]*DSDX[INDEX3(s,1,q,p.row_NN,DIM)];
284     rtmp2+=Vol[q]*DSDX[INDEX3(s,2,q,p.row_NN,DIM)];
285     }
286     EM_F[INDEX2(0,s,p.numEqu)]+=rtmp0*X_p[0]+rtmp1*X_p[1]+rtmp2*X_p[2];
287 gross 798 }
288 gross 853 }
289 gross 798 }
290 gross 853 /**************************************************************/
291     /* process Y: */
292     /**************************************************************/
293 jfenwick 2271 Y_p=getSampleDataRO(Y,e,YBuff);
294 gross 853 if (NULL!=Y_p) {
295     add_EM_F=TRUE;
296     if (extendedY) {
297     for (s=0;s<p.row_NS;s++) {
298     rtmp=0;
299     for (q=0;q<p.numQuad;q++) rtmp+=Vol[q]*S[INDEX2(s,q,p.row_NS)]*Y_p[q];
300     EM_F[INDEX2(0,s,p.numEqu)]+=rtmp;
301 gross 798 }
302 gross 853 } else {
303     for (s=0;s<p.row_NS;s++) {
304 gross 798 rtmp=0;
305 gross 853 for (q=0;q<p.numQuad;q++) rtmp+=Vol[q]*S[INDEX2(s,q,p.row_NS)];
306     EM_F[INDEX2(0,s,p.numEqu)]+=rtmp*Y_p[0];
307 gross 798 }
308     }
309 gross 853 }
310     /***********************************************************************************************/
311     /* add the element matrices onto the matrix and right hand side */
312     /***********************************************************************************************/
313     for (q=0;q<p.row_NN;q++) row_index[q]=p.row_DOF[elements->Nodes[INDEX2(p.row_node[q],e,p.NN)]];
314     if (add_EM_F) Finley_Util_AddScatter(p.row_NN,row_index,p.numEqu,EM_F,F_p, p.row_DOF_UpperBound);
315     if (add_EM_S) Finley_Assemble_addToSystemMatrix(Mat,p.row_NN,row_index,p.numEqu,p.col_NN,row_index,p.numComp,EM_S);
316    
317     } /* end color check */
318     } /* end element loop */
319     } /* end color loop */
320    
321     THREAD_MEMFREE(EM_S);
322     THREAD_MEMFREE(EM_F);
323     THREAD_MEMFREE(row_index);
324 gross 798
325 gross 853 } /* end of pointer check */
326 gross 798 } /* end parallel region */
327 jfenwick 2271 freeSampleBuffer(ABuff);
328     freeSampleBuffer(BBuff);
329     freeSampleBuffer(CBuff);
330     freeSampleBuffer(DBuff);
331     freeSampleBuffer(XBuff);
332     freeSampleBuffer(YBuff);
333 gross 798 }
334     /*
335     * $Log$
336     */

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