Ginkgo Generated from branch based on main. Ginkgo version 1.9.0
A numerical linear algebra library targeting many-core architectures
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time.hpp
1// SPDX-FileCopyrightText: 2017 - 2024 The Ginkgo authors
2//
3// SPDX-License-Identifier: BSD-3-Clause
4
5#ifndef GKO_PUBLIC_CORE_STOP_TIME_HPP_
6#define GKO_PUBLIC_CORE_STOP_TIME_HPP_
7
8
9#include <chrono>
10
11#include <ginkgo/core/stop/criterion.hpp>
12
13
14namespace gko {
15namespace stop {
16
23class Time : public EnablePolymorphicObject<Time, Criterion> {
25
26public:
27 using clock = std::chrono::steady_clock;
28
30 {
34 std::chrono::nanoseconds GKO_FACTORY_PARAMETER_SCALAR(time_limit,
35 10000000000LL);
36 };
37 GKO_ENABLE_CRITERION_FACTORY(Time, parameters, Factory);
39
40protected:
41 bool check_impl(uint8 stoppingId, bool setFinalized,
42 array<stopping_status>* stop_status, bool* one_changed,
43 const Updater&) override;
44
45 explicit Time(std::shared_ptr<const gko::Executor> exec)
47 time_limit_{},
48 start_{}
49 {}
50
51 explicit Time(const Factory* factory, const CriterionArgs args)
52 : EnablePolymorphicObject<Time, Criterion>(factory->get_executor()),
53 parameters_{factory->get_parameters()},
54 time_limit_{std::chrono::duration<double>(
55 factory->get_parameters().time_limit)},
56 start_{clock::now()}
57 {}
58
59private:
65 std::chrono::duration<double> time_limit_;
66 clock::time_point start_;
67};
68
69
70} // namespace stop
71} // namespace gko
72
73
74#endif // GKO_PUBLIC_CORE_STOP_TIME_HPP_
This mixin inherits from (a subclass of) PolymorphicObject and provides a base implementation of a ne...
Definition polymorphic_object.hpp:662
An array is a container which encapsulates fixed-sized arrays, stored on the Executor tied to the arr...
Definition logger.hpp:25
The Criterion class is a base class for all stopping criteria.
Definition criterion.hpp:36
Definition time.hpp:37
The Time class is a stopping criterion which stops the iteration process after a certain amount of ti...
Definition time.hpp:23
#define GKO_CREATE_FACTORY_PARAMETERS(_parameters_name, _factory_name)
This Macro will generate a new type containing the parameters for the factory _factory_name.
Definition abstract_factory.hpp:280
#define GKO_FACTORY_PARAMETER_SCALAR(_name, _default)
Creates a scalar factory parameter in the factory parameters structure.
Definition abstract_factory.hpp:445
#define GKO_ENABLE_BUILD_METHOD(_factory_name)
Defines a build method for the factory, simplifying its construction by removing the repetitive typin...
Definition abstract_factory.hpp:394
The Ginkgo namespace.
Definition abstract_factory.hpp:20
std::uint8_t uint8
8-bit unsigned integral type.
Definition types.hpp:118
STL namespace.
This struct is used to pass parameters to the EnableDefaultCriterionFactoryCriterionFactory::generate...
Definition criterion.hpp:205