From 8b50c660dfce50a07c2b2aa3c1b6b8642259a944 Mon Sep 17 00:00:00 2001 From: Lioncash Date: Wed, 15 Jul 2020 18:30:06 -0400 Subject: core_timing: Make use of std::chrono with ScheduleEvent --- src/core/hle/service/nvflinger/nvflinger.cpp | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) (limited to 'src/core/hle/service/nvflinger') diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp index 2f44d3779..76672264d 100644 --- a/src/core/hle/service/nvflinger/nvflinger.cpp +++ b/src/core/hle/service/nvflinger/nvflinger.cpp @@ -28,8 +28,7 @@ namespace Service::NVFlinger { -constexpr s64 frame_ticks = static_cast(1000000000 / 60); -constexpr s64 frame_ticks_30fps = static_cast(1000000000 / 30); +constexpr auto frame_ns = std::chrono::nanoseconds{1000000000 / 60}; void NVFlinger::VSyncThread(NVFlinger& nv_flinger) { nv_flinger.SplitVSync(); @@ -71,16 +70,20 @@ NVFlinger::NVFlinger(Core::System& system) : system(system) { Core::Timing::CreateEvent("ScreenComposition", [this](u64 userdata, s64 ns_late) { Lock(); Compose(); - const auto ticks = GetNextTicks(); - this->system.CoreTiming().ScheduleEvent(std::max(0LL, ticks - ns_late), - composition_event); + + const auto ticks = std::chrono::nanoseconds{GetNextTicks()}; + const auto ticks_delta = ticks - std::chrono::nanoseconds{ns_late}; + const auto future_ns = std::max(std::chrono::nanoseconds::zero(), ticks_delta); + + this->system.CoreTiming().ScheduleEvent(future_ns, composition_event); }); + if (system.IsMulticore()) { is_running = true; wait_event = std::make_unique(); vsync_thread = std::make_unique(VSyncThread, std::ref(*this)); } else { - system.CoreTiming().ScheduleEvent(frame_ticks, composition_event); + system.CoreTiming().ScheduleEvent(frame_ns, composition_event); } } -- cgit v1.2.3