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> Unreal Engine API Reference > Runtime > Engine > Materials > UMaterialExpressionSingleLayerWaterMaterialOutput

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UMaterialExpressionSingleLayerWaterMaterialOutput

Material output expression for writing single layer water volume material properties.

Windows

MacOS

Linux

Inheritance Hierarchy

UObjectBase

UObjectBaseUtility

UObject

UMaterialExpression

UMaterialExpressionCustomOutput

UMaterialExpressionSingleLayerWaterMaterialOutput

References

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

Syntax

class UMaterialExpressionSingleLayerWaterMaterialOutput : public UMaterialExpressionCustomOutput

Remarks

Material output expression for writing single layer water volume material properties.

Variables

	Name	Description
FExpressionInpu...	AbsorptionCoefficients	Input for scattering coefficient describing how light bounce is absorbed. Valid range is [0,+inf[.
FExpressionInpu...	PhaseG	Input for phase function 'g' parameter describing how much forward(g<0) or backward (g>0) light scatter around.
FExpressionInpu...	ScatteringCoefficients	Input for scattering coefficient describing how light scatter around and is absorbed.

Constructors

	Name	Description
	UMaterialExpressionSingleLayerWaterMaterialOutput ( const FObjectInitializer& ObjectIn... )

Overridden from UMaterialExpressionCustomOutput

	Name	Description
FString	GetDisplayName()
FString	GetFunctionName()
int32	GetNumOutputs()	Override to enable multiple outputs.

Overridden from UMaterialExpression

		Name	Description
	int32	Compile ( FMaterialCompiler* Compiler, int32 OutputIndex )	Create the new shader code chunk needed for the Abs expression
	void	GetCaption ( TArray< FString >& OutCaptions )	Returns the text to display on the material expression (in the material editor).

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