FNiagaraRibbonVertexFactory | Unreal Engine 5.7 Documentation

Beam/Trail particle vertex factory.


Name	FNiagaraRibbonVertexFactory
Type	class
Header File	/Engine/Plugins/FX/Niagara/Source/NiagaraVertexFactories/Public/NiagaraRibbonVertexFactory.h
Include Path	#include "NiagaraRibbonVertexFactory.h"

Syntax

class FNiagaraRibbonVertexFactory : public FNiagaraVertexFactoryBase

Name	Remarks	Include Path	Unreal Specifiers
FNiagaraRibbonVertexFactory ()		NiagaraRibbonVertexFactory.h
FNiagaraRibbonVertexFactory ( ENiagaraVertexFactoryType InType, ERHIFeatureLevel::Type InFeatureLevel )	Default constructor.	NiagaraRibbonVertexFactory.h

Name	Type	Remarks	Include Path	Unreal Specifiers
LooseParameterUniformBuffer	FUniformBufferRHIRef		NiagaraRibbonVertexFactory.h

Name	Type	Remarks	Include Path	Unreal Specifiers
DataSet	const FNiagaraDataSet *		NiagaraRibbonVertexFactory.h
NiagaraRibbonUniformBuffer	FNiagaraRibbonUniformBufferRef	Uniform buffer with beam/trail parameters.	NiagaraRibbonVertexFactory.h

Name	Remarks	Include Path
FNiagaraRibbonUniformBufferRef GetRibbonUniformBuffer()	Retrieve the uniform buffer for this vertex factory.	NiagaraRibbonVertexFactory.h
virtual void InitRHI ( FRHICommandListBase& RHICmdList )	Initialize the Render Hardware Interface for this vertex factory	NiagaraRibbonVertexFactory.h
void SetDynamicParameterBuffer ( const FVertexBuffer* InDynamicParameterBuffer, int32 ParameterIndex, uint32 StreamOffset, uint32 Stride )	Set the source vertex buffer that contains particle dynamic parameter data.	NiagaraRibbonVertexFactory.h
void SetRibbonUniformBuffer ( FNiagaraRibbonUniformBufferRef InSpriteUniformBuffer )	Set the uniform buffer for this vertex factory.	NiagaraRibbonVertexFactory.h
void SetVertexBuffer ( const FVertexBuffer* InBuffer, uint32 StreamOffset, uint32 Stride )	Set the source vertex buffer.	NiagaraRibbonVertexFactory.h

Name	Remarks	Include Path
static void GetPSOPrecacheVertexFetchElements ( EVertexInputStreamType VertexInputStreamType, FVertexDeclarationElementList& Elements )	Get vertex elements used when during PSO precaching materials using this vertex factory type	NiagaraRibbonVertexFactory.h
static void ModifyCompilationEnvironment ( const FVertexFactoryShaderPermutationParameters& Parameters, FShaderCompilerEnvironment& OutEnvironment )	Can be overridden by FVertexFactory subclasses to modify their compile environment just before compilation occurs.	NiagaraRibbonVertexFactory.h
static bool ShouldCompilePermutation ( const FVertexFactoryShaderPermutationParameters& Parameters )	Should we cache the material's shadertype on this platform with this vertex factory?	NiagaraRibbonVertexFactory.h