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- /**
- * @file common/RootCoordinator.hpp
- * @author The ARTIS Development Team
- * See the AUTHORS or Authors.txt file
- */
- /*
- * ARTIS - the multimodeling and simulation environment
- * This file is a part of the ARTIS environment
- *
- * Copyright (C) 2013-2022 ULCO http://www.univ-littoral.fr
- *
- * This program 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.
- *
- * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
- */
- #ifndef COMMON_ROOT_COORDINATOR
- #define COMMON_ROOT_COORDINATOR
- #include <artis-star/common/context/Context.hpp>
- #include <artis-star/common/observer/Observer.hpp>
- #include <artis-star/common/observer/View.hpp>
- #include <artis-star/common/Parameters.hpp>
- #include <sstream>
- #include <string>
- namespace artis::common {
- template<typename Time, typename Coordinator>
- class RootCoordinator {
- public :
- RootCoordinator(const common::context::Context<Time> &context,
- const std::string &root_name,
- const typename Coordinator::parameters_type ¶meters,
- const typename Coordinator::graph_parameters_type &graph_parameters)
- :
- _root(root_name, parameters, graph_parameters), _observer(&_root),
- _t_max(context.end()), _tn(context.begin()) {}
- RootCoordinator(const common::context::Context<Time> &context,
- const std::string &root_name,
- const typename Coordinator::parameters_type ¶meters)
- :
- _root(root_name, parameters, NoParameters()), _observer(&_root),
- _t_max(context.end()), _tn(context.begin()) {}
- RootCoordinator(const common::context::Context<Time> &context,
- const std::string &root_name)
- :
- _root(root_name, NoParameters(), NoParameters()), _observer(&_root),
- _t_max(context.end()), _tn(context.begin()) {}
- virtual ~RootCoordinator() {}
- void attachView(const std::string &name, observer::View <Time> *view) {
- _observer.attachView(name, view);
- }
- const observer::Observer <Time> &observer() const { return _observer; }
- void run(const common::context::Context<Time> &context) {
- // DSDE synchroniser
- // When receive (START,t)
- // send (START,0) to child
- // while (t N,child ≠ ∞) do
- // "Computes the output of all the models"
- // send (OUTPUT,t N,child ) to child
- // "Makes the transition"
- // send (TRANSITION,t N,child ,φ) to child
- // endWhile
- // end
- _observer.init();
- if (context.valid()) {
- _root.restore(context.state());
- _tn = _root.get_tn();
- } else {
- _tn = _root.start(_tn);
- }
- while (_tn <= _t_max) {
- typename Time::type next_tn;
- _root.output(_tn);
- next_tn = _root.transition(_tn);
- assert(next_tn >= _tn);
- _observer.observe(_tn, _t_max < next_tn ? _t_max : next_tn);
- _tn = next_tn;
- }
- }
- void save(common::context::Context<Time> &context) const {
- _root.save(context.state());
- context.saved();
- }
- void switch_to_timed_observer(double step) { _observer.switch_to_timed_observer(step); }
- std::string to_string() const {
- std::ostringstream ss;
- ss << _root.to_string(0);
- return ss.str();
- }
- private :
- Coordinator _root;
- observer::Observer<Time> _observer;
- typename Time::type _t_max;
- typename Time::type _tn;
- };
- } // namespace artis common
- #endif
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