FExpressionInput


Name	FExpressionInput
Type	struct
Header File	/Engine/Source/Runtime/Engine/Public/MaterialExpressionIO.h
Include Path	#include "MaterialExpressionIO.h"

Syntax

struct FExpressionInput

Name	Remarks	Include Path	Unreal Specifiers
FExpressionInput()		MaterialExpressionIO.h

Name	Type	Remarks	Include Path
Expression	UMaterialExpression *	Material expression that this input is connected to, or NULL if not connected.	MaterialExpressionIO.h
InputName	FName	Optional name of the input.	MaterialExpressionIO.h
Mask	int32	Input value component mask.	MaterialExpressionIO.h
MaskA	int32		MaterialExpressionIO.h
MaskB	int32		MaterialExpressionIO.h
MaskG	int32		MaterialExpressionIO.h
MaskR	int32		MaterialExpressionIO.h
OutputIndex	int32	Index into Expression's outputs array that this input is connected to.	MaterialExpressionIO.h

Name	Remarks	Include Path
int32 Compile ( FMaterialCompiler* Compiler )		MaterialExpressionIO.h
void Connect ( int32 InOutputIndex, UMaterialExpression* InExpression )	Connects output of InExpression to this input	MaterialExpressionIO.h
FExpressionOutput * GetConnectedOutput()	Returns the connected expression output if this input is connected to one, nullptr otherwise.	MaterialExpressionIO.h
FExpressionInput GetTracedInput()	If this input goes through reroute nodes or other paths that should not affect code, trace back on the input chain.	MaterialExpressionIO.h
bool IsConnected()	Tests if the input has a material expression connected to it	MaterialExpressionIO.h
bool IsConstant()	Is the input connected to a constant value	MaterialExpressionIO.h
bool Serialize ( FArchive& Ar )	ICPPStructOps interface	MaterialExpressionIO.h
void SetMask ( int32 UseMask, int32 R, int32 G, int32 B, int32 A )	Helper for setting component mask.	MaterialExpressionIO.h