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PerformanceTracker: Use shared_mutex instead of mutex so multiple threads can read at the same time.

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This commit is contained in:
Sam Belliveau
2022-12-30 14:56:08 -05:00
committed by Admiral H. Curtiss
parent 9143eb00fb
commit bc46089ab0
2 changed files with 13 additions and 11 deletions
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20
Source/Core/VideoCommon/PerformanceTracker.cpp
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@ -5,8 +5,10 @@
#include <algorithm>
#include <cmath>
#include <implot.h>
#include <iomanip>
#include <mutex>
#include <implot.h>
#include "Common/CommonTypes.h"
#include "Common/FileUtil.h"
@ -36,7 +38,7 @@ PerformanceTracker::~PerformanceTracker()
void PerformanceTracker::Reset()
{
std::lock_guard lock{m_mutex};
std::unique_lock lock{m_mutex};
QueueClear();
m_last_time = Clock::now();
@ -47,7 +49,7 @@ void PerformanceTracker::Reset()
void PerformanceTracker::Count()
{
std::lock_guard lock{m_mutex};
std::unique_lock lock{m_mutex};
if (m_paused)
return;
@ -97,19 +99,19 @@ DT PerformanceTracker::GetSampleWindow() const
double PerformanceTracker::GetHzAvg() const
{
std::lock_guard lock{m_mutex};
std::shared_lock lock{m_mutex};
return m_hz_avg;
}
DT PerformanceTracker::GetDtAvg() const
{
std::lock_guard lock{m_mutex};
std::shared_lock lock{m_mutex};
return m_dt_avg;
}
DT PerformanceTracker::GetDtStd() const
{
std::lock_guard lock{m_mutex};
std::unique_lock lock{m_mutex};
if (m_dt_std)
return *m_dt_std;
@ -130,7 +132,7 @@ DT PerformanceTracker::GetDtStd() const
DT PerformanceTracker::GetLastRawDt() const
{
std::lock_guard lock{m_mutex};
std::shared_lock lock{m_mutex};
if (QueueEmpty())
return DT::zero();
@ -142,7 +144,7 @@ void PerformanceTracker::ImPlotPlotLines(const char* label) const
{
static std::array<float, MAX_DT_QUEUE_SIZE + 2> x, y;
std::lock_guard lock{m_mutex};
std::shared_lock lock{m_mutex};
if (QueueEmpty())
return;
@ -238,7 +240,7 @@ void PerformanceTracker::LogRenderTimeToFile(DT val)
void PerformanceTracker::SetPaused(bool paused)
{
std::lock_guard lock{m_mutex};
std::unique_lock lock{m_mutex};
m_paused = paused;
if (m_paused)