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

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Thu Sep 25 23:11:13 2008 UTC (11 years, 2 months ago) by ksteube
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 1 2 /******************************************************* 3 * 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 14 15 /**************************************************************/ 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 #ifdef _OPENMP 42 #include 43 #endif 44 45 46 /**************************************************************/ 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 double *EM_S, *EM_F, *Vol, *DSDX, *A_p, *B_p, *C_p, *D_p, *X_p, *Y_p; 56 index_t *row_index; 57 register dim_t q, s,r; 58 register double rtmp, rtmp00, rtmp01, rtmp02, rtmp10, rtmp11, rtmp12, rtmp20, rtmp21, rtmp22, rtmp0, rtmp1, rtmp2; 59 bool_t add_EM_F, add_EM_S; 60 61 bool_t extendedA=isExpanded(A); 62 bool_t extendedB=isExpanded(B); 63 bool_t extendedC=isExpanded(C); 64 bool_t extendedD=isExpanded(D); 65 bool_t extendedX=isExpanded(X); 66 bool_t extendedY=isExpanded(Y); 67 double *F_p=getSampleData(F,0); 68 double *S=p.row_jac->ReferenceElement->S; 69 dim_t len_EM_S=p.row_NN*p.col_NN; 70 dim_t len_EM_F=p.row_NN; 71 72 73 #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) 74 { 75 EM_S=THREAD_MEMALLOC(len_EM_S,double); 76 EM_F=THREAD_MEMALLOC(len_EM_F,double); 77 row_index=THREAD_MEMALLOC(p.row_NN,index_t); 78 79 if (!Finley_checkPtr(EM_S) && !Finley_checkPtr(EM_F) && !Finley_checkPtr(row_index) ) { 80 81 for (color=elements->minColor;color<=elements->maxColor;color++) { 82 /* open loop over all elements: */ 83 #pragma omp for private(e) schedule(static) 84 for(e=0;enumElements;e++){ 85 if (elements->Color[e]==color) { 86 Vol=&(p.row_jac->volume[INDEX2(0,e,p.numQuad)]); 87 DSDX=&(p.row_jac->DSDX[INDEX4(0,0,0,e,p.row_NN,DIM,p.numQuad)]); 88 for (q=0;qNodes[INDEX2(p.row_node[q],e,p.NN)]]; 308 if (add_EM_F) Finley_Util_AddScatter(p.row_NN,row_index,p.numEqu,EM_F,F_p, p.row_DOF_UpperBound); 309 if (add_EM_S) Finley_Assemble_addToSystemMatrix(Mat,p.row_NN,row_index,p.numEqu,p.col_NN,row_index,p.numComp,EM_S); 310 311 } /* end color check */ 312 } /* end element loop */ 313 } /* end color loop */ 314 315 THREAD_MEMFREE(EM_S); 316 THREAD_MEMFREE(EM_F); 317 THREAD_MEMFREE(row_index); 318 319 } /* end of pointer check */ 320 } /* end parallel region */ 321 } 322 /* 323 * \$Log\$ 324 */

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