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authorKelebek1 <eeeedddccc@hotmail.co.uk>2022-07-26 23:04:18 +0200
committerMorph <39850852+Morph1984@users.noreply.github.com>2022-08-02 05:51:53 +0200
commit9d3b1904651321f44b8f801bc0452390afc16ffc (patch)
treeea5ac3344ba73a58ff1499f1d4e49479cdec7489 /src/core/hle/service
parentMerge pull request #8701 from liamwhite/elf (diff)
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Diffstat (limited to 'src/core/hle/service')
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.cpp42
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.h5
2 files changed, 30 insertions, 17 deletions
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp
index 5574269eb..9b382bf56 100644
--- a/src/core/hle/service/nvflinger/nvflinger.cpp
+++ b/src/core/hle/service/nvflinger/nvflinger.cpp
@@ -38,20 +38,16 @@ void NVFlinger::SplitVSync(std::stop_token stop_token) {
Common::SetCurrentThreadName(name.c_str());
Common::SetCurrentThreadPriority(Common::ThreadPriority::High);
- s64 delay = 0;
+
while (!stop_token.stop_requested()) {
+ vsync_signal.wait(false);
+ vsync_signal.store(false);
+
guard->lock();
- const s64 time_start = system.CoreTiming().GetGlobalTimeNs().count();
+
Compose();
- const auto ticks = GetNextTicks();
- const s64 time_end = system.CoreTiming().GetGlobalTimeNs().count();
- const s64 time_passed = time_end - time_start;
- const s64 next_time = std::max<s64>(0, ticks - time_passed - delay);
+
guard->unlock();
- if (next_time > 0) {
- std::this_thread::sleep_for(std::chrono::nanoseconds{next_time});
- }
- delay = (system.CoreTiming().GetGlobalTimeNs().count() - time_end) - next_time;
}
}
@@ -66,27 +62,41 @@ NVFlinger::NVFlinger(Core::System& system_, HosBinderDriverServer& hos_binder_dr
guard = std::make_shared<std::mutex>();
// Schedule the screen composition events
- composition_event = Core::Timing::CreateEvent(
+ multi_composition_event = Core::Timing::CreateEvent(
+ "ScreenComposition",
+ [this](std::uintptr_t, s64 time,
+ std::chrono::nanoseconds ns_late) -> std::optional<std::chrono::nanoseconds> {
+ vsync_signal.store(true);
+ vsync_signal.notify_all();
+ return std::chrono::nanoseconds(GetNextTicks());
+ });
+
+ single_composition_event = Core::Timing::CreateEvent(
"ScreenComposition",
[this](std::uintptr_t, s64 time,
std::chrono::nanoseconds ns_late) -> std::optional<std::chrono::nanoseconds> {
const auto lock_guard = Lock();
Compose();
- return std::max(std::chrono::nanoseconds::zero(),
- std::chrono::nanoseconds(GetNextTicks()) - ns_late);
+ return std::chrono::nanoseconds(GetNextTicks());
});
if (system.IsMulticore()) {
+ system.CoreTiming().ScheduleLoopingEvent(frame_ns, frame_ns, multi_composition_event);
vsync_thread = std::jthread([this](std::stop_token token) { SplitVSync(token); });
} else {
- system.CoreTiming().ScheduleLoopingEvent(frame_ns, frame_ns, composition_event);
+ system.CoreTiming().ScheduleLoopingEvent(frame_ns, frame_ns, single_composition_event);
}
}
NVFlinger::~NVFlinger() {
- if (!system.IsMulticore()) {
- system.CoreTiming().UnscheduleEvent(composition_event, 0);
+ if (system.IsMulticore()) {
+ system.CoreTiming().UnscheduleEvent(multi_composition_event, {});
+ vsync_thread.request_stop();
+ vsync_signal.store(true);
+ vsync_signal.notify_all();
+ } else {
+ system.CoreTiming().UnscheduleEvent(single_composition_event, {});
}
for (auto& display : displays) {
diff --git a/src/core/hle/service/nvflinger/nvflinger.h b/src/core/hle/service/nvflinger/nvflinger.h
index 4775597cc..044ac6ac8 100644
--- a/src/core/hle/service/nvflinger/nvflinger.h
+++ b/src/core/hle/service/nvflinger/nvflinger.h
@@ -126,12 +126,15 @@ private:
u32 swap_interval = 1;
/// Event that handles screen composition.
- std::shared_ptr<Core::Timing::EventType> composition_event;
+ std::shared_ptr<Core::Timing::EventType> multi_composition_event;
+ std::shared_ptr<Core::Timing::EventType> single_composition_event;
std::shared_ptr<std::mutex> guard;
Core::System& system;
+ std::atomic<bool> vsync_signal;
+
std::jthread vsync_thread;
KernelHelpers::ServiceContext service_context;