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  3. FNiagaraEmptyUAVPool

FNiagaraEmptyUAVPool

Empty UAV pool used for ensuring we bind a buffer when one does not exist.

API > API/Plugins > API/Plugins/Niagara

References

   
Module Niagara
Header /Engine/Plugins/FX/Niagara/Source/Niagara/Public/NiagaraEmptyUAVPool.h
Include #include "NiagaraEmptyUAVPool.h"

Syntax

class FNiagaraEmptyUAVPool

Remarks

Empty UAV pool used for ensuring we bind a buffer when one does not exist.

Variables

  Type Name Description
Protected variable FBufferRDGUAVPool BufferRDGUAVPool  
Protected variable uint32 RDGUAVAccessCounter  
Protected variable FTextureRDGUAVPool Texture2DArrayRDGUAVPool  
Protected variable FTextureRDGUAVPool Texture2DRDGUAVPool  
Protected variable FTextureRDGUAVPool Texture3DRDGUAVPool  
Protected variable FTextureRDGUAVPool TextureCubeArrayRDGUAVPool  
Protected variable FTextureRDGUAVPool TextureCubeRDGUAVPool  
Protected variable uint32 UAVAccessCounter  
Protected variable TMap< EPixelFormat, FEmptyUAVPool >[(int) ENiagaraEmptyUAVType::Num] UAVPools  

Functions

  Type Name Description
Public function FRDGBufferUAVRef

GetEmptyRDGUAVFromPool ( FRDGBuilder& GraphBuilder,
EPixelFormat Format
)

 Grab a temporary empty RDG Buffer UAV from the pool.
Public function FRDGTextureUAVRef

GetEmptyRDGUAVFromPool ( FRDGBuilder& GraphBuilder,
EPixelFormat Format,
ETextureDimension TextureDimension
)

 Grab a temporary empty RDG Texture UAV from the pool.
Public function FRHIUnorderedAccessView *

GetEmptyUAVFromPool ( FRHICommandList& RHICmdList,
EPixelFormat Format,
ENiagaraEmptyUAVType Type
)

 Grab a temporary empty RW buffer from the pool.
Protected function void Returns all the RDG UAVs back to the pool.
Protected function void Returns all used UAVs back to the pool.
Public function void

Tick ()

 Must be called before we start to use the UAV pool for a given scene render.

Classes

  Type Name Description
Protected struct FBufferRDGUAVPool    
Protected struct FEmptyUAV    
Protected struct FEmptyUAVPool    
Protected struct FTextureRDGUAVPool    

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