sign(_:) Returns the sign of each element in a vector. Declarationfunc sign(_ x: SIMD3<Float>) -> SIMD3<Float> See AlsoCommon Functionssimd_abs(_:)abs(_:)simd_clamp(_:_:_:)clamp(_:min:max:)clamp(_:min:max:)simd_equal(_:_:)fract(_:)simd_fract(_:)simd_sign(_:)simd_step(_:_:)step(_:edge:)