# Contents of /trunk/paso/src/Solver_applyBlockDiagonalMatrix.c

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Thu Sep 25 23:11:13 2008 UTC (11 years 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 /* Paso: apply block diagonal matrix D: x=D*b */ 18 19 /* should be called within a parallel region */ 20 /* barrier synconization should be performed to make sure that the input vector available */ 21 22 /**************************************************************/ 23 24 /* Copyrights by ACcESS Australia 2003, 2004, 2005 */ 25 /* Author: gross@access.edu.au */ 26 27 /**************************************************************/ 28 29 #include "Paso.h" 30 31 /**************************************************************/ 32 33 34 void Paso_Solver_applyBlockDiagonalMatrix(dim_t n_block,dim_t n,double* D,index_t* pivot,double* x,double* b) { 35 dim_t i; 36 register dim_t i3,i9; 37 register double b0,b1,b2,D00,D10,D20,D01,D11,D21,D02,D12,D22; 38 39 if (n_block==1) { 40 #pragma omp parallel for private(i) schedule(static) 41 for (i=0;i

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