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#preflight 611d0a9d008be90001a8d8ff #ROBOMERGE-SOURCE: CL 17214075 #ROBOMERGE-BOT: (v855-17104924) [CL 17214138 by brandon dawson in ue5-main branch]
79 lines
2.3 KiB
C++
79 lines
2.3 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "TraceServices/AnalysisService.h"
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#include "TraceServices/Model/Memory.h"
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#include "Common/PagedArray.h"
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namespace TraceServices
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{
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class FMemoryProvider : public IMemoryProvider
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{
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public:
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explicit FMemoryProvider(IAnalysisSession& Session);
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virtual ~FMemoryProvider() {}
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void AddEventSpec(FMemoryTagId Tag, const TCHAR* Name, FMemoryTagId ParentTag);
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void AddTrackerSpec(FMemoryTrackerId TrackerId, const TCHAR* Name);
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void AddTagSnapshot(FMemoryTrackerId TrackerId, double Time, const int64* Tags, const FMemoryTagSample* Values, uint32 TagCount);
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virtual uint32 GetTagSerial() const override;
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virtual uint32 GetTagCount() const override;
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virtual void EnumerateTags(TFunctionRef<void(const FMemoryTagInfo&)> Callback) const override;
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virtual const FMemoryTagInfo* GetTag(FMemoryTagId Id) const override;
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virtual uint32 GetTrackerCount() const override;
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virtual void EnumerateTrackers(TFunctionRef<void(const FMemoryTrackerInfo&)> Callback) const override;
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virtual uint64 GetTagSampleCount(FMemoryTrackerId Tracker, FMemoryTagId Tag) const override;
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virtual void EnumerateTagSamples(
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FMemoryTrackerId Tracker,
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FMemoryTagId Tag,
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double StartTime,
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double EnddTime,
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bool bIncludeRangeNeighbours,
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TFunctionRef<void(double Time, double Duration, const FMemoryTagSample&)> Callback) const override;
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public:
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static FName ProviderName;
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private:
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enum {
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DefaultPageSize = 65536,
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};
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struct FTagSampleData
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{
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// Sample values.
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TPagedArray<FMemoryTagSample> Values;
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// Cached pointer to the actual memory tag.
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FMemoryTagInfo* TagPtr;
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FTagSampleData(ILinearAllocator& Allocator) : Values(Allocator, DefaultPageSize), TagPtr(nullptr) {}
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FTagSampleData(const FTagSampleData& Other) : Values(Other.Values), TagPtr(Other.TagPtr) {}
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};
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struct FTrackerData
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{
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// Timestamps for samples
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TArray<double> SampleTimes;
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// Samples for each tag
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TMap<FMemoryTagId, FTagSampleData> Samples;
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FTrackerData() {}
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private:
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FTrackerData(const FTrackerData&) = delete;
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};
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IAnalysisSession& Session;
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TMap<FMemoryTagId, FMemoryTagInfo*> TagDescs;
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TPagedArray<FMemoryTagInfo> TagDescsPool;
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TMap<FMemoryTrackerId, FMemoryTrackerInfo> TrackerDescs;
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TArray<FTrackerData> Trackers;
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uint32 TagsSerial;
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};
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} // namespace TraceServices
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