5#ifndef GKO_PUBLIC_CORE_MULTIGRID_MULTIGRID_LEVEL_HPP_
6#define GKO_PUBLIC_CORE_MULTIGRID_MULTIGRID_LEVEL_HPP_
13#include <ginkgo/core/base/abstract_factory.hpp>
14#include <ginkgo/core/base/composition.hpp>
15#include <ginkgo/core/base/exception_helpers.hpp>
16#include <ginkgo/core/base/lin_op.hpp>
17#include <ginkgo/core/base/utils.hpp>
81template <
typename ValueType>
85 using value_type = ValueType;
116 void set_multigrid_level(std::shared_ptr<const LinOp> prolong_op,
117 std::shared_ptr<const LinOp> coarse_op,
118 std::shared_ptr<const LinOp> restrict_op)
121 restrict_op->get_size()[1]};
122 GKO_ASSERT_EQUAL_DIMENSIONS(fine_op_->get_size(), mg_size);
124 this->set_composition(prolong_op, coarse_op, restrict_op);
133 void set_fine_op(std::shared_ptr<const LinOp> fine_op)
135 GKO_ASSERT_EQUAL_DIMENSIONS(fine_op_->get_size(), fine_op->get_size());
139 explicit EnableMultigridLevel() {}
150 explicit EnableMultigridLevel(std::shared_ptr<const LinOp> fine_op)
155 std::shared_ptr<const LinOp> fine_op_;
The UseComposition class can be used to store the composition information in LinOp.
Definition composition.hpp:178
std::shared_ptr< const LinOp > get_operator_at(size_type index) const
Definition composition.hpp:203
The EnableMultigridLevel gives the default implementation of MultigridLevel with composition and prov...
Definition multigrid_level.hpp:83
std::shared_ptr< const LinOp > get_prolong_op() const override
Returns the prolong operator.
Definition multigrid_level.hpp:102
std::shared_ptr< const LinOp > get_restrict_op() const override
Returns the restrict operator.
Definition multigrid_level.hpp:92
std::shared_ptr< const LinOp > get_coarse_op() const override
Returns the operator on coarse level.
Definition multigrid_level.hpp:97
std::shared_ptr< const LinOp > get_fine_op() const override
Returns the operator on fine level.
Definition multigrid_level.hpp:87
This class represents two levels in a multigrid hierarchy.
Definition multigrid_level.hpp:39
virtual std::shared_ptr< const LinOp > get_prolong_op() const =0
Returns the prolong operator.
virtual std::shared_ptr< const LinOp > get_fine_op() const =0
Returns the operator on fine level.
virtual std::shared_ptr< const LinOp > get_restrict_op() const =0
Returns the restrict operator.
virtual std::shared_ptr< const LinOp > get_coarse_op() const =0
Returns the operator on coarse level.
The Ginkgo namespace.
Definition abstract_factory.hpp:20
A type representing the dimensions of a multidimensional object.
Definition dim.hpp:27