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CoreTiming: Throttle Before Every Event Using Chrono

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This commit is contained in:
Sam Belliveau
2023-01-06 17:21:17 -05:00
parent 2da39f7e00
commit bc1cc9eeb4
7 changed files with 225 additions and 140 deletions
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24
Source/Core/VideoCommon/PerformanceMetrics.h
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@ -3,8 +3,17 @@
#pragma once
#include <array>
#include <shared_mutex>
#include "Common/CommonTypes.h"
#include "VideoCommon/PerformanceTracker.h"
namespace Core
{
class System;
}
class PerformanceMetrics
{
public:
@ -21,20 +30,33 @@ public:
void CountFrame();
void CountVBlank();
void CountThrottleSleep(DT sleep);
void CountPerformanceMarker(Core::System& system, s64 cyclesLate);
// Getter Functions
double GetFPS() const;
double GetVPS() const;
double GetSpeed() const;
double GetMaxSpeed() const;
double GetLastSpeedDenominator() const;
// ImGui Functions
void DrawImGuiStats(const float backbuffer_scale) const;
void DrawImGuiStats(const float backbuffer_scale);
private:
PerformanceTracker m_fps_counter{"render_times.txt"};
PerformanceTracker m_vps_counter{"vblank_times.txt"};
PerformanceTracker m_speed_counter{std::nullopt, 500000};
double m_graph_max_time = 0.0;
mutable std::shared_mutex m_time_lock;
u8 m_time_index = 0;
std::array<TimePoint, 256> m_real_times;
std::array<TimePoint, 256> m_cpu_times;
DT m_time_sleeping;
};
extern PerformanceMetrics g_perf_metrics;