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  3. UMaterialExpressionIf

UMaterialExpressionIf

Unreal Engine C++ API Reference > Runtime > Engine > Materials

Inheritance Hierarchy

References

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

Syntax

class UMaterialExpressionIf : public UMaterialExpression

Variables

  Type Name Description
Public variable FExpressionInput A  
Public variable FExpressionInput AEqualsB  
Public variable FExpressionInput AGreaterThanB  
Public variable FExpressionInput ALessThanB  
Public variable FExpressionInput B  
Public variable float ConstB Only used if B is not hooked up
Public variable float EqualsThreshold  

Constructors

  Type Name Description
Public function  

UMaterialExpressionIf ( const FObjectInitializer& ObjectInitializer
)

  

Overridden from UMaterialExpression

  Type Name Description
Public function Virtual int32

Compile ( FMaterialCompiler* Compiler,
int32 OutputIndex
)

 Create the new shader code chunk needed for the Abs expression
Public function Virtual Const bool

GenerateHLSLExpression ( FMaterialHLSLGenerator& Generator,
UE::HLSLTree::FScope& Scope,
int32 OutputIndex,
UE::HLSLTree::FExpression const*& OutExpression
)

  
Public function Virtual Const void

GetCaption ( TArray< FString >& OutCaptions
)

 Returns the text to display on the material expression (in the material editor).
Public function Virtual uint32

GetInputType ( int32 InputIndex
)

  
Public function Virtual uint32

GetOutputType ( int32 InputIndex
)

  
Public function Virtual bool

IsResultMaterialAttributes ( int32 OutputIndex
)

 Marks certain expression types as outputting material attributes.

Deprecated Variables

  Type Name Description
Public variable float ConstAEqualsB_DEPRECATED  

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