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  3. FCompressedGrowableBuffer

FCompressedGrowableBuffer

Growable compressed buffer.

API > API/Runtime > API/Runtime/Core > API/Runtime/Core/Misc

References

   
Module Core
Header /Engine/Source/Runtime/Core/Public/Misc/CompressedGrowableBuffer.h
Include #include "Misc/CompressedGrowableBuffer.h"

Syntax

struct FCompressedGrowableBuffer

Remarks

Growable compressed buffer. Usage is to append frequently but only request and therefore decompress very infrequently. The prime usage case is the memory profiler keeping track of full call stacks.

Constructors

  Type Name Description
Public function  

FCompressedGrowableBuffer ( int32 MaxPendingBufferSize,
FName CompressionFormat,
ECompressionFlags CompressionFlags
)

 Constructor

Functions

  Type Name Description
Public function void *

Access ( int32 Offset
)

 Accesses the data at passed in offset and returns it.
Public function int32

Append ( void* Data,
int32 Size
)

 Appends passed in data to the buffer.
Public function Const SIZE_T Helper function to return the amount of memory allocated by this buffer
Public function void

Lock ()

 Locks the buffer for reading.
Public function Const int32

Num ()

  
Public function void

Unlock ()

 Unlocks the buffer and frees temporary resources used for accessing.

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