diff options
Diffstat (limited to 'src/video/dedicated_v.cpp')
| -rw-r--r-- | src/video/dedicated_v.cpp | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/video/dedicated_v.cpp b/src/video/dedicated_v.cpp index 057c0daa8..7b1abbadd 100644 --- a/src/video/dedicated_v.cpp +++ b/src/video/dedicated_v.cpp @@ -238,7 +238,7 @@ void VideoDriver_Dedicated::MainLoop() { auto cur_ticks = std::chrono::steady_clock::now(); auto last_realtime_tick = cur_ticks; - auto next_tick = cur_ticks; + auto next_game_tick = cur_ticks; /* Signal handlers */ #if defined(UNIX) @@ -292,8 +292,14 @@ void VideoDriver_Dedicated::MainLoop() last_realtime_tick += delta; } - if (cur_ticks >= next_tick || _ddc_fastforward) { - next_tick = cur_ticks + std::chrono::milliseconds(MILLISECONDS_PER_TICK); + if (cur_ticks >= next_game_tick || _ddc_fastforward) { + if (_ddc_fastforward) { + next_game_tick = cur_ticks + std::chrono::milliseconds(MILLISECONDS_PER_TICK); + } else { + next_game_tick += std::chrono::milliseconds(MILLISECONDS_PER_TICK); + /* Avoid next_game_tick getting behind more and more if it cannot keep up. */ + if (next_game_tick < cur_ticks - std::chrono::milliseconds(ALLOWED_DRIFT * MILLISECONDS_PER_TICK)) next_game_tick = cur_ticks; + } GameLoop(); InputLoop(); |