[UE::Geometry::FIndex2i](API\Runtime\GeometryCore\FIndex2i) AddQuad ( const FVector & A, const FVector & B, const FVector & C, const FVector & D, const FVector & Normal, const [FColor](API\Runtime\Core\Math\FColor) & Color, [UMaterialInterface](API\Runtime\Engine\Materials\UMaterialInterface) * Material )