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SortGPUBuffers

Sort a buffer on the GPU.

Windows

MacOS

Linux

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Public/GPUSort.h
Include	#include "GPUSort.h"
Source	/Engine/Source/Runtime/Engine/Private/GPUSort.cpp

Syntax

int32 SortGPUBuffers
(
    FRHICommandListImmediate & RHICmdList,
    FGPUSortBuffers SortBuffers,
    int32 BufferIndex,
    uint32 KeyMask,
    int32 Count,
    ERHIFeatureLevel::Type FeatureLevel
)

Remarks

Sort a buffer on the GPU.

Returns

The index of the buffer containing sorted results.

Parameters

Parameter	Description
SortBuffers	The buffer to sort including required views and a ping- pong location of appropriate size.
BufferIndex	Index of the buffer containing keys.
KeyMask	Bitmask indicating which key bits contain useful information.
Count	How many items in the buffer need to be sorted.

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