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API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Materials > API/Runtime/Engine/Materials/UMaterialExpressionSubstrateShad-
Syntax
UPROPERTY ()
FExpressionInput Metallic
Remarks
Controls how "metal-like" your surface looks like. 0 means dielectric, 1 means conductor (type = float, unit = unitless, defaults to 0)