mirror of
https://github.com/ErikasKontenis/SabrehavenServer.git
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86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
/**
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* Tibia GIMUD Server - a free and open-source MMORPG server emulator
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* Copyright (C) 2019 Sabrehaven and Mark Samman <mark.samman@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef FS_SCHEDULER_H_2905B3D5EAB34B4BA8830167262D2DC1
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#define FS_SCHEDULER_H_2905B3D5EAB34B4BA8830167262D2DC1
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#include "tasks.h"
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#include <unordered_set>
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#include <queue>
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#include "thread_holder_base.h"
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static constexpr int32_t SCHEDULER_MINTICKS = 50;
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class SchedulerTask : public Task
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{
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public:
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void setEventId(uint32_t id) {
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eventId = id;
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}
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uint32_t getEventId() const {
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return eventId;
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}
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std::chrono::system_clock::time_point getCycle() const {
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return expiration;
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}
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protected:
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SchedulerTask(uint32_t delay, const std::function<void (void)>& f) : Task(delay, f) {}
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uint32_t eventId = 0;
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friend SchedulerTask* createSchedulerTask(uint32_t, const std::function<void (void)>&);
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};
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inline SchedulerTask* createSchedulerTask(uint32_t delay, const std::function<void (void)>& f)
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{
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return new SchedulerTask(delay, f);
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}
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struct TaskComparator {
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bool operator()(const SchedulerTask* lhs, const SchedulerTask* rhs) const {
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return lhs->getCycle() > rhs->getCycle();
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}
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};
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class Scheduler : public ThreadHolder<Scheduler>
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{
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public:
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uint32_t addEvent(SchedulerTask* task);
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bool stopEvent(uint32_t eventId);
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void shutdown();
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void threadMain();
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protected:
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std::thread thread;
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std::mutex eventLock;
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std::condition_variable eventSignal;
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uint32_t lastEventId {0};
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std::priority_queue<SchedulerTask*, std::deque<SchedulerTask*>, TaskComparator> eventList;
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std::unordered_set<uint32_t> eventIds;
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};
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extern Scheduler g_scheduler;
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#endif
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