PerformanceTracker: Use shared_mutex instead of mutex so multiple threads can read at the same time.
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@ -5,8 +5,10 @@
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#include <algorithm>
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#include <cmath>
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#include <implot.h>
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#include <iomanip>
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#include <mutex>
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#include <implot.h>
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#include "Common/CommonTypes.h"
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#include "Common/FileUtil.h"
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@ -36,7 +38,7 @@ PerformanceTracker::~PerformanceTracker()
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void PerformanceTracker::Reset()
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{
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std::lock_guard lock{m_mutex};
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std::unique_lock lock{m_mutex};
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QueueClear();
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m_last_time = Clock::now();
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@ -47,7 +49,7 @@ void PerformanceTracker::Reset()
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void PerformanceTracker::Count()
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{
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std::lock_guard lock{m_mutex};
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std::unique_lock lock{m_mutex};
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if (m_paused)
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return;
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@ -97,19 +99,19 @@ DT PerformanceTracker::GetSampleWindow() const
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double PerformanceTracker::GetHzAvg() const
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{
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std::lock_guard lock{m_mutex};
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std::shared_lock lock{m_mutex};
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return m_hz_avg;
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}
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DT PerformanceTracker::GetDtAvg() const
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{
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std::lock_guard lock{m_mutex};
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std::shared_lock lock{m_mutex};
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return m_dt_avg;
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}
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DT PerformanceTracker::GetDtStd() const
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{
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std::lock_guard lock{m_mutex};
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std::unique_lock lock{m_mutex};
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if (m_dt_std)
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return *m_dt_std;
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@ -130,7 +132,7 @@ DT PerformanceTracker::GetDtStd() const
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DT PerformanceTracker::GetLastRawDt() const
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{
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std::lock_guard lock{m_mutex};
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std::shared_lock lock{m_mutex};
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if (QueueEmpty())
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return DT::zero();
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@ -142,7 +144,7 @@ void PerformanceTracker::ImPlotPlotLines(const char* label) const
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{
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static std::array<float, MAX_DT_QUEUE_SIZE + 2> x, y;
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std::lock_guard lock{m_mutex};
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std::shared_lock lock{m_mutex};
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if (QueueEmpty())
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return;
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@ -238,7 +240,7 @@ void PerformanceTracker::LogRenderTimeToFile(DT val)
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void PerformanceTracker::SetPaused(bool paused)
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{
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std::lock_guard lock{m_mutex};
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std::unique_lock lock{m_mutex};
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m_paused = paused;
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if (m_paused)
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@ -6,8 +6,8 @@
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#include <array>
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#include <chrono>
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#include <fstream>
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#include <mutex>
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#include <optional>
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#include <shared_mutex>
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#include "Common/CommonTypes.h"
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@ -100,5 +100,5 @@ private: // Functions for managing dt queue
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mutable std::optional<DT> m_dt_std = std::nullopt;
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// Used to enable thread safety with the performance tracker
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mutable std::mutex m_mutex;
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mutable std::shared_mutex m_mutex;
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};
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