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> Unreal Engine API Reference > Runtime > Engine > Materials > UMaterialExpressionFunctionInput > UMaterialExpressionFunctionInput::GetEffectivePreviewExpression

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UMaterialExpressionFunctionInput::GetEffectivePreviewExpression

Returns the appropriate preview expression when compiling a function or material preview.

Windows

MacOS

Linux

References

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

Syntax

UMaterialExpression * GetEffectivePreviewExpression()

Remarks

Returns the appropriate preview expression when compiling a function or material preview.

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