diff options
author | Patric Stout <truebrain@openttd.org> | 2021-02-20 11:54:33 +0100 |
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committer | Patric Stout <github@truebrain.nl> | 2021-02-20 17:08:44 +0100 |
commit | 0e76d965f1d90af6318586ab5f5b7c6a87989c02 (patch) | |
tree | 8b27947809768d7be2b74661f80f7d53d79fe9e3 /src/video/allegro_v.cpp | |
parent | 7996fadb91b6ff9a8ca17791d03677ddb438fc07 (diff) | |
download | openttd-0e76d965f1d90af6318586ab5f5b7c6a87989c02.tar.xz |
Codechange: deduplicate tick-handlers of all video drivers
They were all identical, so better put this in a single place
hoping it is less likely to break.
Diffstat (limited to 'src/video/allegro_v.cpp')
-rw-r--r-- | src/video/allegro_v.cpp | 50 |
1 files changed, 2 insertions, 48 deletions
diff --git a/src/video/allegro_v.cpp b/src/video/allegro_v.cpp index 883e1f72e..aa4c3c9a4 100644 --- a/src/video/allegro_v.cpp +++ b/src/video/allegro_v.cpp @@ -479,62 +479,16 @@ void VideoDriver_Allegro::InputLoop() void VideoDriver_Allegro::MainLoop() { - auto cur_ticks = std::chrono::steady_clock::now(); - auto last_realtime_tick = cur_ticks; - auto next_game_tick = cur_ticks; - auto next_draw_tick = cur_ticks; - for (;;) { InteractiveRandom(); // randomness PollEvent(); if (_exit_game) return; - cur_ticks = std::chrono::steady_clock::now(); - - /* If more than a millisecond has passed, increase the _realtime_tick. */ - if (cur_ticks - last_realtime_tick > std::chrono::milliseconds(1)) { - auto delta = std::chrono::duration_cast<std::chrono::milliseconds>(cur_ticks - last_realtime_tick); - _realtime_tick += delta.count(); - last_realtime_tick += delta; - } - - if (cur_ticks >= next_game_tick || (_fast_forward && !_pause_mode)) { - if (_fast_forward && !_pause_mode) { - next_game_tick = cur_ticks + this->GetGameInterval(); - } else { - next_game_tick += this->GetGameInterval(); - /* Avoid next_game_tick getting behind more and more if it cannot keep up. */ - if (next_game_tick < cur_ticks - ALLOWED_DRIFT * this->GetGameInterval()) next_game_tick = cur_ticks; - } - - GameLoop(); - } - - /* Prevent drawing when switching mode, as windows can be removed when they should still appear. */ - if (cur_ticks >= next_draw_tick && (_switch_mode == SM_NONE || HasModalProgress())) { - next_draw_tick += this->GetDrawInterval(); - /* Avoid next_draw_tick getting behind more and more if it cannot keep up. */ - if (next_draw_tick < cur_ticks - ALLOWED_DRIFT * this->GetDrawInterval()) next_draw_tick = cur_ticks; - - this->InputLoop(); - ::InputLoop(); - UpdateWindows(); - this->CheckPaletteAnim(); - + if (this->Tick()) { this->Paint(); } - - /* If we are not in fast-forward, create some time between calls to ease up CPU usage. */ - if (!_fast_forward || _pause_mode) { - /* See how much time there is till we have to process the next event, and try to hit that as close as possible. */ - auto next_tick = std::min(next_draw_tick, next_game_tick); - auto now = std::chrono::steady_clock::now(); - - if (next_tick > now) { - std::this_thread::sleep_for(next_tick - now); - } - } + this->SleepTillNextTick(); } } |