FLargeMemoryData | Unreal Engine 5.6 Documentation

Data storage for the large memory reader and writer.


Name	FLargeMemoryData
Type	class
Header File	/Engine/Source/Runtime/Core/Public/Serialization/LargeMemoryData.h
Include Path	#include "Serialization/LargeMemoryData.h"

Syntax

class FLargeMemoryData

Name	Remarks	Include Path	Unreal Specifiers
FLargeMemoryData ( const int64 PreAllocateBytes )		Serialization/LargeMemoryData.h
FLargeMemoryData ( const FLargeMemoryData& )	Non-copyable	Serialization/LargeMemoryData.h

Name	Remarks	Include Path	Unreal Specifiers
~FLargeMemoryData()		Serialization/LargeMemoryData.h

Name	Type	Remarks	Include Path
Data	uint8 *	Memory owned by this archive. Ownership can be released by calling ReleaseOwnership()	Serialization/LargeMemoryData.h
MaxBytes	int64	Number of bytes currently allocated for our data buffer	Serialization/LargeMemoryData.h
NumBytes	int64	Number of bytes currently written to our data buffer	Serialization/LargeMemoryData.h

Name	Remarks	Include Path
void Append ( void* InData, int64 InNum )	Append data at the given offset.	Serialization/LargeMemoryData.h
uint8 * GetData ()	Returns the written data.	Serialization/LargeMemoryData.h
const uint8 * GetData ()	Returns the written data.	Serialization/LargeMemoryData.h
int64 GetSize()	Gets the size of the data written.	Serialization/LargeMemoryData.h
bool HasData()	Check whether data is allocated or if the ownership was released.	Serialization/LargeMemoryData.h
bool Read ( void* OutData, int64 InOffset, int64 InNum ) const	Read data at the given offset. Returns true if the data was read.	Serialization/LargeMemoryData.h
uint8 * ReleaseOwnership()	Releases ownership of the written data.	Serialization/LargeMemoryData.h
void Reserve ( int64 Size )		Serialization/LargeMemoryData.h
bool Write ( void* InData, int64 InOffset, int64 InNum )	Write data at the given offset. Returns true if the data was written.	Serialization/LargeMemoryData.h

Name	Remarks	Include Path	Unreal Specifiers
FLargeMemoryData & operator= ( const FLargeMemoryData& )		Serialization/LargeMemoryData.h