FMaterialUniformExpressionRuntimeVirtualTextureUniform Class Reference

#include <MaterialUniformExpressions.h>

Inheritance diagram for FMaterialUniformExpressionRuntimeVirtualTextureUniform:

Public Member Functions
	FMaterialUniformExpressionRuntimeVirtualTextureUniform ()
	FMaterialUniformExpressionRuntimeVirtualTextureUniform (int32 InTextureIndex, int32 InVectorIndex)
	FMaterialUniformExpressionRuntimeVirtualTextureUniform (const FMaterialParameterInfo &InParameterInfo, int32 InTextureIndex, int32 InVectorIndex)
virtual bool	IsConstant () const override
virtual bool	IsIdentical (const FMaterialUniformExpression *OtherExpression) const override
virtual void	WriteNumberOpcodes (UE::Shader::FPreshaderData &OutData) const override
Public Member Functions inherited from FMaterialUniformExpression
virtual	~FMaterialUniformExpression ()
virtual FMaterialUniformExpressionType *	GetType () const =0
virtual class FMaterialUniformExpressionTexture *	GetTextureUniformExpression ()
virtual class FMaterialUniformExpressionExternalTexture *	GetExternalTextureUniformExpression ()
virtual class FMaterialUniformExpressionTextureCollection *	GetTextureCollectionUniformExpression ()
virtual void	GetNumberValue (const struct FMaterialRenderContext &Context, FLinearColor &OutValue) const
virtual TArrayView< const FMaterialUniformExpression * >	GetChildren () const
Public Member Functions inherited from FRefCountedObject
	FRefCountedObject ()
virtual	~FRefCountedObject ()
	FRefCountedObject (const FRefCountedObject &Rhs)=delete
FRefCountedObject &	operator= (const FRefCountedObject &Rhs)=delete
FReturnedRefCountValue	AddRef () const
uint32	Release () const
uint32	GetRefCount () const

Protected Attributes
bool	bParameter
FHashedMaterialParameterInfo	ParameterInfo
int32	TextureIndex
int32	VectorIndex

Additional Inherited Members
Public Attributes inherited from FMaterialUniformExpression
int32	UniformOffset = INDEX_NONE
int32	UniformIndex = INDEX_NONE

Detailed Description

A uniform expression to retrieve one of the vector uniform parameters stored in a URuntimeVirtualTexture

Constructor & Destructor Documentation

FMaterialUniformExpressionRuntimeVirtualTextureUniform() [1/3]

FMaterialUniformExpressionRuntimeVirtualTextureUniform::FMaterialUniformExpressionRuntimeVirtualTextureUniform

(

)

FMaterialUniformExpressionRuntimeVirtualTextureUniform() [2/3]

FMaterialUniformExpressionRuntimeVirtualTextureUniform::FMaterialUniformExpressionRuntimeVirtualTextureUniform	(	int32	InTextureIndex,
		int32	InVectorIndex
	)

Construct with the index of the texture reference and the vector index that we want to retrieve.

FMaterialUniformExpressionRuntimeVirtualTextureUniform() [3/3]

FMaterialUniformExpressionRuntimeVirtualTextureUniform::FMaterialUniformExpressionRuntimeVirtualTextureUniform	(	const FMaterialParameterInfo &	InParameterInfo,
		int32	InTextureIndex,
		int32	InVectorIndex
	)

Construct with a URuntimeVirtualTexture parameter and the vector index that we want to retrieve.

Member Function Documentation

IsConstant()

virtual bool FMaterialUniformExpressionRuntimeVirtualTextureUniform::IsConstant ( ) const

inlineoverridevirtual

Reimplemented from FMaterialUniformExpression.

IsIdentical()

bool FMaterialUniformExpressionRuntimeVirtualTextureUniform::IsIdentical ( const FMaterialUniformExpression *  OtherExpression ) const

overridevirtual

Reimplemented from FMaterialUniformExpression.

WriteNumberOpcodes()

void FMaterialUniformExpressionRuntimeVirtualTextureUniform::WriteNumberOpcodes ( UE::Shader::FPreshaderData &  OutData ) const

overridevirtual

Reimplemented from FMaterialUniformExpression.

Member Data Documentation

bParameter

bool FMaterialUniformExpressionRuntimeVirtualTextureUniform::bParameter

protected

Is this expression using a material instance parameter.

ParameterInfo

FHashedMaterialParameterInfo FMaterialUniformExpressionRuntimeVirtualTextureUniform::ParameterInfo

protected

Contains the parameter info used if bParameter is true.

TextureIndex

int32 FMaterialUniformExpressionRuntimeVirtualTextureUniform::TextureIndex

protected

Index of the associated URuntimeVirtualTexture in the material texture references used if bParameter is false.

VectorIndex

int32 FMaterialUniformExpressionRuntimeVirtualTextureUniform::VectorIndex

protected

Index of the uniform vector to fetch from the URuntimeVirtualTexture.

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The documentation for this class was generated from the following files:

• Engine/Source/Runtime/Engine/Private/Materials/MaterialUniformExpressions.h
• Engine/Source/Runtime/Engine/Private/Materials/MaterialUniformExpressions.cpp