Function

vDSP_vssq(_:_:_:_:_:)

Computes the signed squared value of each element in the supplied single-precision vector.

Declaration

func vDSP_vssq(_ __A: UnsafePointer<Float>, _ __IA: vDSP_Stride, _ __C: UnsafeMutablePointer<Float>, _ __IC: vDSP_Stride, _ __N: vDSP_Length)

Parameters

__A

Single-precision real input vector.

__IA

Address stride for A.

__C

Single-precision real output vector.

__IC

Address stride for C.

__N

The number of elements to process.

Discussion

This performs the following operation:

mathematical formula

See Also

Single-Vector Squaring

static func square<U>(U) -> [Double]

Returns a double-precision array containing the square of each element in the supplied vector.

static func square<U>(U) -> [Float]

Returns a single-precision array containing the square of each element in the supplied vector.

static func square<U, V>(U, result: inout V)

Calculates the square of each element in the supplied double-precision vector.

static func square<U, V>(U, result: inout V)

Calculates the square of each element in the supplied single-precision vector.

static func signedSquare<U>(U) -> [Double]

Returns a double-precision array containing the signed square of each element in the supplied vector.

static func signedSquare<U>(U) -> [Float]

Returns a single-precision array containing the signed square of each element in the supplied vector.

static func signedSquare<U, V>(U, result: inout V)

Calculates the signed square of each element in the supplied double-precision vector.

static func signedSquare<U, V>(U, result: inout V)

Calculates the signed square of each element in the supplied single-precision vector.

static func squareMagnitudes<V>(DSPSplitComplex, result: inout V)

Calculates the square magnitude of each element in the supplied single-precision complex vector.

static func squareMagnitudes<V>(DSPDoubleSplitComplex, result: inout V)

Calculates the square magnitude of each element in the supplied double-precision complex vector.

func vDSP_vsq(UnsafePointer<Float>, vDSP_Stride, UnsafeMutablePointer<Float>, vDSP_Stride, vDSP_Length)

Computes the squared value of each element in the supplied single-precision vector.

func vDSP_vsqD(UnsafePointer<Double>, vDSP_Stride, UnsafeMutablePointer<Double>, vDSP_Stride, vDSP_Length)

Computes the squared value of each element in the supplied double-precision vector.

func vDSP_vssqD(UnsafePointer<Double>, vDSP_Stride, UnsafeMutablePointer<Double>, vDSP_Stride, vDSP_Length)

Computes the signed squared value of each element in the supplied double-precision vector.

func vDSP_zvmags(UnsafePointer<DSPSplitComplex>, vDSP_Stride, UnsafeMutablePointer<Float>, vDSP_Stride, vDSP_Length)

Computes the squared magnitude value of each element in the supplied complex single-precision vector.

func vDSP_zvmagsD(UnsafePointer<DSPDoubleSplitComplex>, vDSP_Stride, UnsafeMutablePointer<Double>, vDSP_Stride, vDSP_Length)

Computes the squared magnitude value of each element in the supplied complex double-precision vector.

func vDSP_zvmgsa(UnsafePointer<DSPSplitComplex>, vDSP_Stride, UnsafePointer<Float>, vDSP_Stride, UnsafeMutablePointer<Float>, vDSP_Stride, vDSP_Length)

Complex vector magnitudes square and add; single precision.

func vDSP_zvmgsaD(UnsafePointer<DSPDoubleSplitComplex>, vDSP_Stride, UnsafePointer<Double>, vDSP_Stride, UnsafeMutablePointer<Double>, vDSP_Stride, vDSP_Length)

Complex vector magnitudes square and add; double precision.