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Add option to split the matrix into diagonal,

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strictly lower and stricly upper part.
Add tests checking that the result matches
the CPU dilu implementation.
This commit is contained in:
Tobias Meyer Andersen
2024-05-31 10:36:46 +02:00
parent 904cb7e2c4
commit 9b2f41ad96
10 changed files with 882 additions and 76 deletions
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6
opm/simulators/linalg/PreconditionerFactory_impl.hpp
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@@ -346,9 +346,10 @@ struct StandardPreconditioners {
});
F::addCreator("CUDILU", [](const O& op, [[maybe_unused]] const P& prm, const std::function<V()>&, std::size_t, const C& comm) {
const bool split_matrix = prm.get<double>("split_matrix", true);
using field_type = typename V::field_type;
using CuDILU = typename cuistl::CuDILU<M, cuistl::CuVector<field_type>, cuistl::CuVector<field_type>>;
auto cuDILU = std::make_shared<CuDILU>(op.getmat());
auto cuDILU = std::make_shared<CuDILU>(op.getmat(), split_matrix);
auto adapted = std::make_shared<cuistl::PreconditionerAdapter<V, V, CuDILU>>(cuDILU);
auto wrapped = std::make_shared<cuistl::CuBlockPreconditioner<V, V, Comm>>(adapted, comm);
@@ -602,9 +603,10 @@ struct StandardPreconditioners<Operator, Dune::Amg::SequentialInformation> {
});
F::addCreator("CUDILU", [](const O& op, [[maybe_unused]] const P& prm, const std::function<V()>&, std::size_t) {
const bool split_matrix = prm.get<bool>("split_matrix", true);
using field_type = typename V::field_type;
using CUDILU = typename cuistl::CuDILU<M, cuistl::CuVector<field_type>, cuistl::CuVector<field_type>>;
return std::make_shared<cuistl::PreconditionerAdapter<V, V, CUDILU>>(std::make_shared<CUDILU>(op.getmat()));
return std::make_shared<cuistl::PreconditionerAdapter<V, V, CUDILU>>(std::make_shared<CUDILU>(op.getmat(), split_matrix));
});
F::addCreator("CUDILUFloat", [](const O& op, [[maybe_unused]] const P& prm, const std::function<V()>&, std::size_t) {