Veselin Dobrev
14d552503c
calls to ParFiniteElementSpace::GetProlongationMatrix() in places where only the action of the matrix is required. In ParNonlinearForm::Mult(), use the parallel prolongation operator instead of relying on the GroupCommunicator.
49 lines
1.2 KiB
C++
49 lines
1.2 KiB
C++
// Copyright (c) 2010, Lawrence Livermore National Security, LLC. Produced at
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// the Lawrence Livermore National Laboratory. LLNL-CODE-443211. All Rights
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// reserved. See file COPYRIGHT for details.
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//
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// This file is part of the MFEM library. For more information and source code
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// availability see http://mfem.org.
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//
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// MFEM is free software; you can redistribute it and/or modify it under the
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// terms of the GNU Lesser General Public License (as published by the Free
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// Software Foundation) version 2.1 dated February 1999.
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#include "../config/config.hpp"
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#ifdef MFEM_USE_MPI
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#include "fem.hpp"
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namespace mfem
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{
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void ParLinearForm::Update(ParFiniteElementSpace *pf)
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{
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if (pf) { pfes = pf; }
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LinearForm::Update(pfes);
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}
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void ParLinearForm::Update(ParFiniteElementSpace *pf, Vector &v, int v_offset)
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{
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pfes = pf;
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LinearForm::Update(pf,v,v_offset);
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}
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void ParLinearForm::ParallelAssemble(Vector &tv)
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{
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pfes->GetProlongationMatrix()->MultTranspose(*this, tv);
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}
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HypreParVector *ParLinearForm::ParallelAssemble()
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{
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HypreParVector *tv = pfes->NewTrueDofVector();
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pfes->GetProlongationMatrix()->MultTranspose(*this, *tv);
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return tv;
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}
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}
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#endif
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