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Minor improvement

This commit is contained in:
MaranBr 2026-02-14 17:33:09 -04:00
parent 98484f75cd
commit 84c763fabc
1 changed files with 16 additions and 10 deletions
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26
src/video_core/renderer_vulkan/vk_scheduler.h
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@ -115,17 +115,21 @@ public:
/// Waits for the given GPU tick, optionally pacing frames. /// Waits for the given GPU tick, optionally pacing frames.
void Wait(u64 tick, double target_fps = 0.0) { void Wait(u64 tick, double target_fps = 0.0) {
if (Settings::values.use_speed_limit.GetValue() && target_fps > 0.0) { if (Settings::values.use_speed_limit.GetValue() && target_fps > 0.0) {
if (last_frame_time == std::chrono::steady_clock::time_point{}) { const auto now = std::chrono::steady_clock::now();
last_frame_time = std::chrono::steady_clock::now(); if (start_time == std::chrono::steady_clock::time_point{} || target_fps != last_target_fps) {
start_time = now;
frame_counter = 0;
last_target_fps = target_fps;
} }
auto frame_duration = std::chrono::duration<double>(1.0 / target_fps); frame_counter++;
auto elapsed = std::chrono::steady_clock::now() - last_frame_time; const auto frame_interval = std::chrono::nanoseconds(static_cast<long long>(1'000'000'000.0 / target_fps));
auto sleep_time = frame_duration - elapsed; const auto target_time = start_time + frame_interval * frame_counter;
auto sleep_time_ms = std::chrono::duration_cast<std::chrono::milliseconds>(sleep_time).count(); if (target_time > now) {
if (sleep_time_ms > 0) { std::this_thread::sleep_until(target_time);
std::this_thread::sleep_for(std::chrono::milliseconds(sleep_time_ms)); } else {
start_time = now;
frame_counter = 0;
} }
last_frame_time = std::chrono::steady_clock::now();
} }
if (tick > 0) { if (tick > 0) {
if (tick >= master_semaphore->CurrentTick()) { if (tick >= master_semaphore->CurrentTick()) {
@ -277,7 +281,9 @@ private:
std::condition_variable_any event_cv; std::condition_variable_any event_cv;
std::jthread worker_thread; std::jthread worker_thread;
std::chrono::steady_clock::time_point last_frame_time{}; std::chrono::steady_clock::time_point start_time{};
u64 frame_counter{};
double last_target_fps{};
}; };
} // namespace Vulkan } // namespace Vulkan