mirror of
https://github.com/OPM/opm-simulators.git
synced 2024-12-25 16:51:00 -06:00
93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
/*
|
|
Copyright 2019 SINTEF Digital, Mathematics and Cybernetics.
|
|
|
|
This file is part of the Open Porous Media project (OPM).
|
|
|
|
OPM is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
OPM is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with OPM. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef OPM_OWNINGBLOCKPRECONDITIONER_HEADER_INCLUDED
|
|
#define OPM_OWNINGBLOCKPRECONDITIONER_HEADER_INCLUDED
|
|
|
|
#include <opm/common/TimingMacros.hpp>
|
|
|
|
#include <opm/simulators/linalg/PreconditionerWithUpdate.hpp>
|
|
|
|
#include <dune/istl/schwarz.hh>
|
|
|
|
namespace Dune
|
|
{
|
|
|
|
template <class OriginalPreconditioner, class Comm>
|
|
class OwningBlockPreconditioner : public PreconditionerWithUpdate<typename OriginalPreconditioner::domain_type,
|
|
typename OriginalPreconditioner::range_type>
|
|
{
|
|
public:
|
|
template <class... Args>
|
|
OwningBlockPreconditioner(const Comm& comm, Args&&... args)
|
|
: orig_precond_(std::forward<Args>(args)...)
|
|
, block_precond_(orig_precond_, comm)
|
|
{
|
|
}
|
|
|
|
using X = typename OriginalPreconditioner::domain_type;
|
|
using Y = typename OriginalPreconditioner::range_type;
|
|
|
|
virtual void pre(X& x, Y& b) override
|
|
{
|
|
OPM_TIMEBLOCK(pre);
|
|
block_precond_.pre(x, b);
|
|
}
|
|
|
|
virtual void apply(X& v, const Y& d) override
|
|
{
|
|
OPM_TIMEBLOCK(apply);
|
|
block_precond_.apply(v, d);
|
|
}
|
|
|
|
virtual void post(X& x) override
|
|
{
|
|
OPM_TIMEBLOCK(post);
|
|
block_precond_.post(x);
|
|
}
|
|
|
|
virtual SolverCategory::Category category() const override
|
|
{
|
|
return block_precond_.category();
|
|
}
|
|
|
|
// The update() function does nothing for a wrapped preconditioner.
|
|
virtual void update() override
|
|
{
|
|
OPM_TIMEBLOCK(update);
|
|
orig_precond_.update();
|
|
}
|
|
|
|
private:
|
|
OriginalPreconditioner orig_precond_;
|
|
BlockPreconditioner<X, Y, Comm, OriginalPreconditioner> block_precond_;
|
|
};
|
|
|
|
|
|
template <class OriginalPreconditioner, class Comm, class... Args>
|
|
std::shared_ptr<OwningBlockPreconditioner<OriginalPreconditioner, Comm>>
|
|
wrapBlockPreconditioner(const Comm& comm, Args&&... args)
|
|
{
|
|
return std::make_shared<OwningBlockPreconditioner<OriginalPreconditioner, Comm>>(comm, std::forward<Args>(args)...);
|
|
}
|
|
|
|
} // namespace Dune
|
|
|
|
#endif // OPM_OWNINGBLOCKPRECONDITIONER_HEADER_INCLUDED
|