84 lines
2.6 KiB
C++
84 lines
2.6 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/Ticker.h"
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// TraceInsights
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#include "Insights/InsightsManager.h"
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#include "Insights/IUnrealInsightsModule.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class FThreadTrackEvent;
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class FUICommandList;
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namespace UE::Insights::ContextSwitches
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{
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class FContextSwitchesSharedState;
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/**
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* This class manages the Context Switches Profiler state and settings.
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*/
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class FContextSwitchesProfilerManager : public TSharedFromThis<FContextSwitchesProfilerManager>, public IInsightsComponent
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{
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public:
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/** Creates the Context Switches Profiler manager, only one instance can exist. */
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FContextSwitchesProfilerManager(TSharedRef<FUICommandList> InCommandList);
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/** Virtual destructor. */
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virtual ~FContextSwitchesProfilerManager();
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/** Creates an instance of the Context Switches manager. */
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static TSharedPtr<FContextSwitchesProfilerManager> CreateInstance();
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static TSharedPtr<FContextSwitchesProfilerManager> Get();
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//////////////////////////////////////////////////
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// IInsightsComponent
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virtual void Initialize(IUnrealInsightsModule& InsightsModule) override;
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virtual void Shutdown() override;
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virtual void RegisterMajorTabs(IUnrealInsightsModule& InsightsModule) override;
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virtual void UnregisterMajorTabs() override;
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//////////////////////////////////////////////////
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bool IsAvailable() const { return bIsAvailable; }
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void OnSessionChanged();
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TSharedPtr<FContextSwitchesSharedState> GetContextSwitchesSharedState() { return ContextSwitchesSharedState; }
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private:
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/** Updates this manager, done through FCoreTicker. */
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bool Tick(float DeltaTime);
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void RegisterTimingProfilerLayoutExtensions(FInsightsMajorTabExtender& InOutExtender);
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private:
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bool bIsInitialized;
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bool bIsAvailable;
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FAvailabilityCheck AvailabilityCheck;
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/** The delegate to be invoked when this manager ticks. */
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FTickerDelegate OnTick;
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/** Handle to the registered OnTick. */
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FTSTicker::FDelegateHandle OnTickHandle;
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/** A shared pointer to the global instance of the Context Switches Profiler manager. */
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static TSharedPtr<FContextSwitchesProfilerManager> Instance;
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/** Shared state for Context Switches tracks */
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TSharedPtr<FContextSwitchesSharedState> ContextSwitchesSharedState;
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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} // namespace UE::Insights::ContextSwitches
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