140 lines
4.5 KiB
C
140 lines
4.5 KiB
C
/*BHEADER**********************************************************************
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* Copyright (c) 2007, Lawrence Livermore National Security, LLC.
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* Produced at the Lawrence Livermore National Laboratory.
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* Written by the HYPRE team. UCRL-CODE-222953.
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* All rights reserved.
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*
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* This file is part of HYPRE (see http://www.llnl.gov/CASC/hypre/).
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* Please see the COPYRIGHT_and_LICENSE file for the copyright notice,
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* disclaimer, contact information and the GNU Lesser General Public License.
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*
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* HYPRE is free software; you can redistribute it and/or modify it under the
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* terms of the GNU General Public License (as published by the Free Software
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* Foundation) version 2.1 dated February 1999.
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*
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* HYPRE is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the IMPLIED WARRANTY OF MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the terms and conditions of the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* $Revision$
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***********************************************************************EHEADER*/
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#include "HYPRE_struct_int.h"
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#include "temp_multivector.h"
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#include "_hypre_struct_ls.h"
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int
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hypre_StructVectorSetRandomValues( hypre_StructVector *vector,
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int seed )
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{
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int ierr = 0;
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hypre_Box *v_data_box;
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int vi;
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double *vp;
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hypre_BoxArray *boxes;
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hypre_Box *box;
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hypre_Index loop_size;
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hypre_IndexRef start;
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hypre_Index unit_stride;
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int i;
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int loopi, loopj, loopk;
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/*-----------------------------------------------------------------------
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* Set the vector coefficients
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*-----------------------------------------------------------------------*/
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srand( seed );
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hypre_SetIndex(unit_stride, 1, 1, 1);
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boxes = hypre_StructGridBoxes(hypre_StructVectorGrid(vector));
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hypre_ForBoxI(i, boxes)
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{
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box = hypre_BoxArrayBox(boxes, i);
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start = hypre_BoxIMin(box);
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v_data_box =
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hypre_BoxArrayBox(hypre_StructVectorDataSpace(vector), i);
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vp = hypre_StructVectorBoxData(vector, i);
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hypre_BoxGetSize(box, loop_size);
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hypre_BoxLoop1Begin(loop_size,
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v_data_box, start, unit_stride, vi);
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#define HYPRE_BOX_SMP_PRIVATE loopk,loopi,loopj,vi
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#include "hypre_box_smp_forloop.h"
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hypre_BoxLoop1For(loopi, loopj, loopk, vi)
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{
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vp[vi] = 2.0*rand()/RAND_MAX - 1.0;
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}
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hypre_BoxLoop1End(vi);
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}
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return ierr;
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}
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int
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hypre_StructSetRandomValues( void* v, int seed ) {
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return hypre_StructVectorSetRandomValues( (hypre_StructVector*)v, seed );
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}
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int
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HYPRE_StructSetupInterpreter( mv_InterfaceInterpreter *i )
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{
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i->CreateVector = hypre_StructKrylovCreateVector;
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i->DestroyVector = hypre_StructKrylovDestroyVector;
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i->InnerProd = hypre_StructKrylovInnerProd;
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i->CopyVector = hypre_StructKrylovCopyVector;
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i->ClearVector = hypre_StructKrylovClearVector;
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i->SetRandomValues = hypre_StructSetRandomValues;
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i->ScaleVector = hypre_StructKrylovScaleVector;
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i->Axpy = hypre_StructKrylovAxpy;
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i->CreateMultiVector = mv_TempMultiVectorCreateFromSampleVector;
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i->CopyCreateMultiVector = mv_TempMultiVectorCreateCopy;
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i->DestroyMultiVector = mv_TempMultiVectorDestroy;
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i->Width = mv_TempMultiVectorWidth;
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i->Height = mv_TempMultiVectorHeight;
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i->SetMask = mv_TempMultiVectorSetMask;
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i->CopyMultiVector = mv_TempMultiVectorCopy;
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i->ClearMultiVector = mv_TempMultiVectorClear;
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i->SetRandomVectors = mv_TempMultiVectorSetRandom;
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i->MultiInnerProd = mv_TempMultiVectorByMultiVector;
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i->MultiInnerProdDiag = mv_TempMultiVectorByMultiVectorDiag;
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i->MultiVecMat = mv_TempMultiVectorByMatrix;
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i->MultiVecMatDiag = mv_TempMultiVectorByDiagonal;
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i->MultiAxpy = mv_TempMultiVectorAxpy;
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i->MultiXapy = mv_TempMultiVectorXapy;
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i->Eval = mv_TempMultiVectorEval;
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return 0;
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}
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int
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HYPRE_StructSetupMatvec(HYPRE_MatvecFunctions * mv)
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{
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mv->MatvecCreate = hypre_StructKrylovMatvecCreate;
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mv->Matvec = hypre_StructKrylovMatvec;
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mv->MatvecDestroy = hypre_StructKrylovMatvecDestroy;
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mv->MatMultiVecCreate = NULL;
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mv->MatMultiVec = NULL;
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mv->MatMultiVecDestroy = NULL;
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return 0;
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}
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