PhaseG2

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API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Materials > API/Runtime/Engine/Materials/UMaterialExpressionVolumetricAdv-_1

Syntax

FExpressionInput PhaseG2  
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Remarks

Parameter 'g' input to the second phase function describing how much forward(g<0) or backward (g>0) light scatter around. Valid range is [-1,1].