50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
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// Copyright Epic Games, Inc. All Rights Reserved.
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#include "Serialization/ArchiveDescribeReference.h"
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#include "UObject/UnrealType.h"
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FArchiveDescribeReference::FArchiveDescribeReference(UObject* Src, UObject* InTarget, FOutputDevice& InOutput): Source(Src), Target(InTarget), Output(InOutput)
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{
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// use the optimized RefLink to skip over properties which don't contain object references
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ArIsObjectReferenceCollector = true;
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ArIgnoreArchetypeRef = false;
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ArIgnoreOuterRef = true;
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ArIgnoreClassRef = false;
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Source->Serialize(*this);
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}
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FArchive& FArchiveDescribeReference::operator<<(class UObject*& Obj)
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{
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if (Obj == Target)
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{
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if (GetSerializedProperty())
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{
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Output.Logf(TEXT(" [%s]"), *GetSerializedProperty()->GetFullName());
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}
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else
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{
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Output.Logf(TEXT(" [native]"));
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}
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PTRINT BigOffset = ((uint8*)&Obj) - (uint8*)Source;
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if (BigOffset > 0 && BigOffset < Source->GetClass()->GetPropertiesSize())
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{
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int32 Offset = int32(BigOffset);
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UClass* UseClass = Source->GetClass();
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UClass* SuperClass = UseClass->GetSuperClass();
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while (1)
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{
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if (!SuperClass || Offset >= SuperClass->GetPropertiesSize())
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{
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break;
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}
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UseClass = SuperClass;
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SuperClass = UseClass->GetSuperClass();
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}
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Output.Logf(TEXT(" class %s offset %d, offset from UObject %d "), *UseClass->GetName(), SuperClass ? Offset - SuperClass->GetPropertiesSize() : Offset, Offset);
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}
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}
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return *this;
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}
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