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core_timing: Make use of std::chrono with ScheduleEvent

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This commit is contained in:
Lioncash 2020-07-15 18:30:06 -04:00
parent 263200f982
commit 8b50c660df
13 changed files with 58 additions and 49 deletions
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14
src/audio_core/stream.cpp
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@ -59,11 +59,9 @@ Stream::State Stream::GetState() const {
return state;
}
s64 Stream::GetBufferReleaseNS(const Buffer& buffer) const {
std::chrono::nanoseconds Stream::GetBufferReleaseNS(const Buffer& buffer) const {
const std::size_t num_samples{buffer.GetSamples().size() / GetNumChannels()};
const auto ns =
std::chrono::nanoseconds((static_cast<u64>(num_samples) * 1000000000ULL) / sample_rate);
return ns.count();
return std::chrono::nanoseconds((static_cast<u64>(num_samples) * 1000000000ULL) / sample_rate);
}
static void VolumeAdjustSamples(std::vector<s16>& samples, float game_volume) {
@ -105,10 +103,10 @@ void Stream::PlayNextBuffer(s64 cycles_late) {
sink_stream.EnqueueSamples(GetNumChannels(), active_buffer->GetSamples());
core_timing.ScheduleEvent(
GetBufferReleaseNS(*active_buffer) -
(Settings::values.enable_audio_stretching.GetValue() ? 0 : cycles_late),
release_event, {});
const auto time_stretch_delta = std::chrono::nanoseconds{
Settings::values.enable_audio_stretching.GetValue() ? 0 : cycles_late};
const auto future_time = GetBufferReleaseNS(*active_buffer) - time_stretch_delta;
core_timing.ScheduleEvent(future_time, release_event, {});
}
void Stream::ReleaseActiveBuffer(s64 cycles_late) {

6
src/audio_core/stream.h
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@ -4,6 +4,7 @@
#pragma once
#include <chrono>
#include <functional>
#include <memory>
#include <string>
@ -96,10 +97,7 @@ private:
void ReleaseActiveBuffer(s64 cycles_late = 0);
/// Gets the number of core cycles when the specified buffer will be released
s64 GetBufferReleaseNS(const Buffer& buffer) const;
/// Gets the number of core cycles when the specified buffer will be released
s64 GetBufferReleaseNSHostTiming(const Buffer& buffer) const;
std::chrono::nanoseconds GetBufferReleaseNS(const Buffer& buffer) const;
u32 sample_rate; ///< Sample rate of the stream
Format format; ///< Format of the stream

8
src/core/core_timing.cpp
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@ -53,7 +53,7 @@ void CoreTiming::ThreadEntry(CoreTiming& instance) {
instance.ThreadLoop();
}
void CoreTiming::Initialize(std::function<void(void)>&& on_thread_init_) {
void CoreTiming::Initialize(std::function<void()>&& on_thread_init_) {
on_thread_init = std::move(on_thread_init_);
event_fifo_id = 0;
shutting_down = false;
@ -106,11 +106,11 @@ bool CoreTiming::HasPendingEvents() const {
return !(wait_set && event_queue.empty());
}
void CoreTiming::ScheduleEvent(s64 ns_into_future, const std::shared_ptr<EventType>& event_type,
u64 userdata) {
void CoreTiming::ScheduleEvent(std::chrono::nanoseconds ns_into_future,
const std::shared_ptr<EventType>& event_type, u64 userdata) {
{
std::scoped_lock scope{basic_lock};
const u64 timeout = static_cast<u64>(GetGlobalTimeNs().count() + ns_into_future);
const u64 timeout = static_cast<u64>((GetGlobalTimeNs() + ns_into_future).count());
event_queue.emplace_back(Event{timeout, event_fifo_id++, userdata, event_type});

8
src/core/core_timing.h
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@ -62,7 +62,7 @@ public:
/// CoreTiming begins at the boundary of timing slice -1. An initial call to Advance() is
/// required to end slice - 1 and start slice 0 before the first cycle of code is executed.
void Initialize(std::function<void(void)>&& on_thread_init_);
void Initialize(std::function<void()>&& on_thread_init_);
/// Tears down all timing related functionality.
void Shutdown();
@ -95,8 +95,8 @@ public:
bool HasPendingEvents() const;
/// Schedules an event in core timing
void ScheduleEvent(s64 ns_into_future, const std::shared_ptr<EventType>& event_type,
u64 userdata = 0);
void ScheduleEvent(std::chrono::nanoseconds ns_into_future,
const std::shared_ptr<EventType>& event_type, u64 userdata = 0);
void UnscheduleEvent(const std::shared_ptr<EventType>& event_type, u64 userdata);
@ -161,7 +161,7 @@ private:
std::atomic<bool> wait_set{};
std::atomic<bool> shutting_down{};
std::atomic<bool> has_started{};
std::function<void(void)> on_thread_init{};
std::function<void()> on_thread_init{};
bool is_multicore{};

2
src/core/hardware_interrupt_manager.cpp
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@ -23,7 +23,7 @@ InterruptManager::~InterruptManager() = default;
void InterruptManager::GPUInterruptSyncpt(const u32 syncpoint_id, const u32 value) {
const u64 msg = (static_cast<u64>(syncpoint_id) << 32ULL) | value;
system.CoreTiming().ScheduleEvent(10, gpu_interrupt_event, msg);
system.CoreTiming().ScheduleEvent(std::chrono::nanoseconds{10}, gpu_interrupt_event, msg);
}
} // namespace Core::Hardware

6
src/core/hle/kernel/kernel.cpp
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@ -149,11 +149,13 @@ struct KernelCore::Impl {
SchedulerLock lock(kernel);
global_scheduler.PreemptThreads();
}
s64 time_interval = Core::Timing::msToCycles(std::chrono::milliseconds(10));
const auto time_interval = std::chrono::nanoseconds{
Core::Timing::msToCycles(std::chrono::milliseconds(10))};
system.CoreTiming().ScheduleEvent(time_interval, preemption_event);
});
s64 time_interval = Core::Timing::msToCycles(std::chrono::milliseconds(10));
const auto time_interval =
std::chrono::nanoseconds{Core::Timing::msToCycles(std::chrono::milliseconds(10))};
system.CoreTiming().ScheduleEvent(time_interval, preemption_event);
}

4
src/core/hle/kernel/server_session.cpp
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@ -184,8 +184,8 @@ ResultCode ServerSession::CompleteSyncRequest() {
ResultCode ServerSession::HandleSyncRequest(std::shared_ptr<Thread> thread,
Core::Memory::Memory& memory) {
ResultCode result = QueueSyncRequest(std::move(thread), memory);
const u64 delay = kernel.IsMulticore() ? 0U : 20000U;
const ResultCode result = QueueSyncRequest(std::move(thread), memory);
const auto delay = std::chrono::nanoseconds{kernel.IsMulticore() ? 0 : 20000};
Core::System::GetInstance().CoreTiming().ScheduleEvent(delay, request_event, {});
return result;
}

3
src/core/hle/kernel/time_manager.cpp
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@ -34,7 +34,8 @@ void TimeManager::ScheduleTimeEvent(Handle& event_handle, Thread* timetask, s64
ASSERT(timetask);
ASSERT(timetask->GetStatus() != ThreadStatus::Ready);
ASSERT(timetask->GetStatus() != ThreadStatus::WaitMutex);
system.CoreTiming().ScheduleEvent(nanoseconds, time_manager_event_type, event_handle);
system.CoreTiming().ScheduleEvent(std::chrono::nanoseconds{nanoseconds},
time_manager_event_type, event_handle);
} else {
event_handle = InvalidHandle;
}

12
src/core/hle/service/hid/hid.cpp
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@ -39,9 +39,10 @@ namespace Service::HID {
// Updating period for each HID device.
// TODO(ogniK): Find actual polling rate of hid
constexpr s64 pad_update_ticks = static_cast<s64>(1000000000 / 66);
[[maybe_unused]] constexpr s64 accelerometer_update_ticks = static_cast<s64>(1000000000 / 100);
[[maybe_unused]] constexpr s64 gyroscope_update_ticks = static_cast<s64>(1000000000 / 100);
constexpr auto pad_update_ns = std::chrono::nanoseconds{1000000000 / 66};
[[maybe_unused]] constexpr auto accelerometer_update_ns =
std::chrono::nanoseconds{1000000000 / 100};
[[maybe_unused]] constexpr auto gyroscope_update_ticks = std::chrono::nanoseconds{1000000000 / 100};
constexpr std::size_t SHARED_MEMORY_SIZE = 0x40000;
IAppletResource::IAppletResource(Core::System& system)
@ -82,7 +83,7 @@ IAppletResource::IAppletResource(Core::System& system)
// TODO(shinyquagsire23): Other update callbacks? (accel, gyro?)
system.CoreTiming().ScheduleEvent(pad_update_ticks, pad_update_event);
system.CoreTiming().ScheduleEvent(pad_update_ns, pad_update_event);
ReloadInputDevices();
}
@ -118,7 +119,8 @@ void IAppletResource::UpdateControllers(u64 userdata, s64 ns_late) {
controller->OnUpdate(core_timing, shared_mem->GetPointer(), SHARED_MEMORY_SIZE);
}
core_timing.ScheduleEvent(pad_update_ticks - ns_late, pad_update_event);
const auto future_ns = pad_update_ns - std::chrono::nanoseconds{ns_late};
core_timing.ScheduleEvent(future_ns, pad_update_event);
}
class IActiveVibrationDeviceList final : public ServiceFramework<IActiveVibrationDeviceList> {

15
src/core/hle/service/nvflinger/nvflinger.cpp
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@ -28,8 +28,7 @@
namespace Service::NVFlinger {
constexpr s64 frame_ticks = static_cast<s64>(1000000000 / 60);
constexpr s64 frame_ticks_30fps = static_cast<s64>(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<s64>(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<Common::Event>();
vsync_thread = std::make_unique<std::thread>(VSyncThread, std::ref(*this));
} else {
system.CoreTiming().ScheduleEvent(frame_ticks, composition_event);
system.CoreTiming().ScheduleEvent(frame_ns, composition_event);
}
}

7
src/core/memory/cheat_engine.cpp
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@ -20,7 +20,7 @@
namespace Core::Memory {
constexpr s64 CHEAT_ENGINE_TICKS = static_cast<s64>(1000000000 / 12);
constexpr auto CHEAT_ENGINE_NS = std::chrono::nanoseconds{1000000000 / 12};
constexpr u32 KEYPAD_BITMASK = 0x3FFFFFF;
StandardVmCallbacks::StandardVmCallbacks(Core::System& system, const CheatProcessMetadata& metadata)
@ -191,7 +191,7 @@ void CheatEngine::Initialize() {
event = Core::Timing::CreateEvent(
"CheatEngine::FrameCallback::" + Common::HexToString(metadata.main_nso_build_id),
[this](u64 userdata, s64 ns_late) { FrameCallback(userdata, ns_late); });
core_timing.ScheduleEvent(CHEAT_ENGINE_TICKS, event);
core_timing.ScheduleEvent(CHEAT_ENGINE_NS, event);
metadata.process_id = system.CurrentProcess()->GetProcessID();
metadata.title_id = system.CurrentProcess()->GetTitleID();
@ -230,7 +230,8 @@ void CheatEngine::FrameCallback(u64 userdata, s64 ns_late) {
vm.Execute(metadata);
core_timing.ScheduleEvent(CHEAT_ENGINE_TICKS - ns_late, event);
const auto future_ns = CHEAT_ENGINE_NS - std::chrono::nanoseconds{ns_late};
core_timing.ScheduleEvent(future_ns, event);
}
} // namespace Core::Memory

9
src/core/tools/freezer.cpp
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@ -14,7 +14,7 @@
namespace Tools {
namespace {
constexpr s64 MEMORY_FREEZER_TICKS = static_cast<s64>(1000000000 / 60);
constexpr auto memory_freezer_ns = std::chrono::nanoseconds{1000000000 / 60};
u64 MemoryReadWidth(Core::Memory::Memory& memory, u32 width, VAddr addr) {
switch (width) {
@ -58,7 +58,7 @@ Freezer::Freezer(Core::Timing::CoreTiming& core_timing_, Core::Memory::Memory& m
event = Core::Timing::CreateEvent(
"MemoryFreezer::FrameCallback",
[this](u64 userdata, s64 ns_late) { FrameCallback(userdata, ns_late); });
core_timing.ScheduleEvent(MEMORY_FREEZER_TICKS, event);
core_timing.ScheduleEvent(memory_freezer_ns, event);
}
Freezer::~Freezer() {
@ -68,7 +68,7 @@ Freezer::~Freezer() {
void Freezer::SetActive(bool active) {
if (!this->active.exchange(active)) {
FillEntryReads();
core_timing.ScheduleEvent(MEMORY_FREEZER_TICKS, event);
core_timing.ScheduleEvent(memory_freezer_ns, event);
LOG_DEBUG(Common_Memory, "Memory freezer activated!");
} else {
LOG_DEBUG(Common_Memory, "Memory freezer deactivated!");
@ -173,7 +173,8 @@ void Freezer::FrameCallback(u64 userdata, s64 ns_late) {
MemoryWriteWidth(memory, entry.width, entry.address, entry.value);
}
core_timing.ScheduleEvent(MEMORY_FREEZER_TICKS - ns_late, event);
const auto future_ns = memory_freezer_ns - std::chrono::nanoseconds{ns_late};
core_timing.ScheduleEvent(future_ns, event);
}
void Freezer::FillEntryReads() {

13
src/tests/core/core_timing.cpp
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@ -116,13 +116,16 @@ TEST_CASE("CoreTiming[BasicOrderNoPausing]", "[core]") {
expected_callback = 0;
u64 start = core_timing.GetGlobalTimeNs().count();
u64 one_micro = 1000U;
const u64 start = core_timing.GetGlobalTimeNs().count();
const u64 one_micro = 1000U;
for (std::size_t i = 0; i < events.size(); i++) {
u64 order = calls_order[i];
core_timing.ScheduleEvent(i * one_micro + 100U, events[order], CB_IDS[order]);
const u64 order = calls_order[i];
const auto future_ns = std::chrono::nanoseconds{static_cast<s64>(i * one_micro + 100)};
core_timing.ScheduleEvent(future_ns, events[order], CB_IDS[order]);
}
u64 end = core_timing.GetGlobalTimeNs().count();
const u64 end = core_timing.GetGlobalTimeNs().count();
const double scheduling_time = static_cast<double>(end - start);
const double timer_time = static_cast<double>(TestTimerSpeed(core_timing));