UMaterialExpressionQualitySwitch | Unreal Engine 4.27 Documentation

Inheritance Hierarchy


Module	Engine
Header	/Engine/Source/Runtime/Engine/Classes/Materials/MaterialExpressionQualitySwitch.h
Include	#include "Materials/MaterialExpressionQualitySwitch.h"

class UMaterialExpressionQualitySwitch : public UMaterialExpression

	Type	Name	Description
	FExpressionInput	Default	Default connection, used when a specific quality level input is missing.
	FExpressionInput[EMaterialQualityLevel::Num]	Inputs

	Type	Name	Description
		UMaterialExpressionQualitySwitch ( const FObjectInitializer& ObjectInitializer )

	Type	Name	Description
	FExpressionInput *	GetEffectiveInput ( FMaterialCompiler* Compiler )

Type	Name	Description
int32	Compile ( FMaterialCompiler* Compiler, int32 OutputIndex )	Create the new shader code chunk needed for the Abs expression
void	GatherStrataMaterialInfo ( FStrataMaterialInfo& StrataMaterialInfo, int32 OutputIndex )	Recursively parse nodes outputing strata material in order to gather all the possible shading models used in a material graph output a Strata material.
bool	GenerateHLSLExpression ( FMaterialHLSLGenerator& Generator, UE::HLSLTree::FScope& Scope, int32 OutputIndex, UE::HLSLTree::FExpression const*& OutExpression )
void	GetCaption ( TArray< FString >& OutCaptions )	Returns the text to display on the material expression (in the material editor).
FName	GetInputName ( int32 InputIndex )
uint32	GetInputType ( int32 InputIndex )
uint32	GetOutputType ( int32 InputIndex )
bool	IsInputConnectionRequired ( int32 InputIndex )
bool	IsResultMaterialAttributes ( int32 OutputIndex )	Marks certain expression types as outputting material attributes.
bool	IsResultStrataMaterial ( int32 OutputIndex )	Marks certain expression types as outputting Strata material.
FStrataOperator *	StrataGenerateMaterialTopologyTree ( FMaterialCompiler* Compiler, UMaterialExpression* Parent, int32 OutputIndex )	A starta material is a tree with FrontMateiral being its root and BSDF being leaves, with operators in the middle.