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←API Reference ←NSDK ←ImageMath

affineInvertVertical

Returns an (u, v) -> (u', v') transformation that represents a vertical mirroring, i.e. (u, v) -> (u, 1 - v).

Declaration​

static func affineInvertVertical() -> CGAffineTransform

Summary​

Returns an (u, v) -> (u', v') transformation that represents a vertical mirroring, i.e. (u, v) -> (u, 1 - v).