src/timer/timer_game_realtime.cpp

   1 /*
   2  * This file is part of OpenTTD.
   3  * OpenTTD 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, version 2.
   4  * OpenTTD 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.
   5  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
   6  */
   7
   8 /**
   9  * @file timer_game_realtime.cpp
  10  * This file implements the timer logic for the real time game-timer.
  11  */
  12
  13 #include "../stdafx.h"
  14 #include "../openttd.h"
  15 #include "timer.h"
  16 #include "timer_game_realtime.h"
  17
  18 #include "../safeguards.h"
  19
  20 template <>
  21 void IntervalTimer<TimerGameRealtime>::Elapsed(TimerGameRealtime::TElapsed delta)
  22 {
  23         if (this->period.period == std::chrono::milliseconds::zero()) return;
  24         if (this->period.flag == TimerGameRealtime::PeriodFlags::AUTOSAVE && _pause_mode != PM_UNPAUSED && (_pause_mode & PM_COMMAND_DURING_PAUSE) == 0) return;
  25         if (this->period.flag == TimerGameRealtime::PeriodFlags::UNPAUSED && _pause_mode != PM_UNPAUSED) return;
  26
  27         this->storage.elapsed += delta;
  28
  29         uint count = 0;
  30         while (this->storage.elapsed >= this->period.period) {
  31                 this->storage.elapsed -= this->period.period;
  32                 count++;
  33         }
  34
  35         if (count > 0) {
  36                 this->callback(count);
  37         }
  38 }
  39
  40 template <>
  41 void TimeoutTimer<TimerGameRealtime>::Elapsed(TimerGameRealtime::TElapsed delta)
  42 {
  43         if (this->fired) return;
  44         if (this->period.period == std::chrono::milliseconds::zero()) return;
  45         if (this->period.flag == TimerGameRealtime::PeriodFlags::AUTOSAVE && _pause_mode != PM_UNPAUSED && (_pause_mode & PM_COMMAND_DURING_PAUSE) == 0) return;
  46         if (this->period.flag == TimerGameRealtime::PeriodFlags::UNPAUSED && _pause_mode != PM_UNPAUSED) return;
  47
  48         this->storage.elapsed += delta;
  49
  50         if (this->storage.elapsed >= this->period.period) {
  51                 this->callback();
  52                 this->fired = true;
  53         }
  54 }
  55
  56 template <>
  57 bool TimerManager<TimerGameRealtime>::Elapsed(TimerGameRealtime::TElapsed delta)
  58 {
  59         for (auto timer : TimerManager<TimerGameRealtime>::GetTimers()) {
  60                 timer->Elapsed(delta);
  61         }
  62
  63         return true;
  64 }
  65
  66 #ifdef WITH_ASSERT
  67 template <>
  68 void TimerManager<TimerGameRealtime>::Validate(TimerGameRealtime::TPeriod)
  69 {
  70 }
  71 #endif /* WITH_ASSERT */