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openclPreconditioner.hpp
/*
Copyright 2021 Equinor ASA
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_OPENCLPRECONDITIONER_HEADER_INCLUDED
#define OPM_OPENCLPRECONDITIONER_HEADER_INCLUDED
#include <opm/simulators/linalg/gpubridge/opencl/opencl.hpp>
#include <opm/simulators/linalg/gpubridge/Preconditioner.hpp>
namespace Opm::Accelerator {
template<class Scalar> class BlockedMatrix;
template <class Scalar, unsigned int block_size>
class openclPreconditioner : public Preconditioner<Scalar, block_size, cl::Buffer>
{
protected:
std::shared_ptr<cl::Context> context;
std::shared_ptr<cl::CommandQueue> queue;
std::vector<cl::Event> events;
cl_int err;
openclPreconditioner(int verbosity_)
: Preconditioner<Scalar, block_size, cl::Buffer>(verbosity_)
{}
public:
virtual ~openclPreconditioner() = default;
static std::unique_ptr<openclPreconditioner<Scalar, block_size>> create(PreconditionerType type,
int verbosity,
bool opencl_ilu_parallel);
// nested Preconditioners might need to override this
virtual void setOpencl(std::shared_ptr<cl::Context>& context,
std::shared_ptr<cl::CommandQueue>& queue);
};
} //namespace Opm
#endif
Opm::Accelerator::BlockedMatrix
This struct resembles a blocked csr matrix, like Dune::BCRSMatrix.
Definition BlockedMatrix.hpp:29