57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreTypes.h"
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#include "Containers/Array.h"
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// TraceServices
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#include "TraceServices/Model/TimingProfiler.h"
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#include <atomic>
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namespace UE::Insights::TimingProfiler
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{
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struct FFrameStatsCachedEvent
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{
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FFrameStatsCachedEvent()
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: FrameStartTime(0.0)
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, FrameEndTime(0.0)
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{
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Duration.store(0.0);
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}
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FFrameStatsCachedEvent(const FFrameStatsCachedEvent& Other)
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: FrameStartTime(Other.FrameStartTime)
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, FrameEndTime(Other.FrameEndTime)
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{
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Duration.store(Other.Duration.load());
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}
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double FrameStartTime;
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double FrameEndTime;
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// The sum of the all the instances of a timing event in a frame.
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std::atomic<double> Duration;
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};
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class FFrameStatsHelper
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{
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public:
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static void ComputeFrameStatsForTimer(TArray<FFrameStatsCachedEvent>& FrameStatsEvents, uint32 TimerId, const TSet<uint32>& Timelines);
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static void ComputeFrameStatsForTimer(TArray<FFrameStatsCachedEvent>& FrameStatsEvents, uint32 TimerId);
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static void ComputeFrameStatsForTimer(TArray<FFrameStatsCachedEvent>& FrameStatsEvents, uint32 TimerId, const TraceServices::ITimingProfilerTimeline& Timeline);
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private:
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static void ProcessTimeline(TArray<FFrameStatsCachedEvent>& FrameStatsEvents,
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uint32 TimerId,
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double StartTime,
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double EndTime,
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const TraceServices::ITimingProfilerTimeline& Timeline,
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const TraceServices::ITimingProfilerTimerReader& TimerReader);
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};
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} // namespace UE::Insights::TimingProfiler
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