init(lowHalf:highHalf:)
A vector formed by concatenating lowHalf and highHalf.
Declaration
init(lowHalf: SIMD16<UInt16>, highHalf: SIMD16<UInt16>)Discussion
Equivalent to:
var result = SIMD32<UInt16>()
for i in 0..<16 {
result[i] = lowHalf[i]
result[16+i] = highHalf[i]
}