I see that a "built-in" anisotropic filtering is internal to IL-2, set by Video Tab of its Setup utility.

So I wonder: does this mean that adding a further AF by vidcard control panel is either useless or sums its effects to IL-2 internal one?

GB
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Ardisco, colpisco, meninfischio ("I dare, hit and do not care about it!" - Written on a SM 79 "Sparviero" during Spain civil war)