UMaterialExpressionShadingPathSwitch | Unreal Engine 5.5 Documentation

Inheritance Hierarchy


Module	Engine
Header	/Engine/Source/Runtime/Engine/Public/Materials/MaterialExpressionShadingPathSwitch.h
Include	#include "Materials/MaterialExpressionShadingPathSwitch.h"

UCLASS (CollapseCategories, HideCategories=Object, MinimalAPI)  
class UMaterialExpressionShadingPathSwitch : public UMaterialExpression

	Type	Name	Description
	FExpressionInput	Default	Default connection, used when a specific shading type input is missing.
	FExpressionInput[ERHIShadingPath::Num]	Inputs

	Type	Name	Description
		UMaterialExpressionShadingPathSwitch ( 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	GatherSubstrateMaterialInfo ( FSubstrateMaterialInfo& SubstrateMaterialInfo, int32 OutputIndex )	Recursively parse nodes outputing Substrate material in order to gather all the possible shading models used in a material graph output a Substrate 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	IsResultSubstrateMaterial ( int32 OutputIndex )	Marks certain expression types as outputting Substrate material.
FSubstrateOperator *	SubstrateGenerateMaterialTopologyTree ( 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.