ButterflyDIT4_1

Radix-4 decimation-in-time FFT butterfly.

Syntax

void ButterflyDIT4_1(
         XMVECTOR &r1,
         XMVECTOR &i1
)  

Parameters

r1
Type: XMVECTOR 

[in, out] Vector of four real components.

i1
Type: XMVECTOR 

[in, out] Vector of four imaginary components.

Return value

Type: void 

None.

Remarks

ButterflyDIT4_1 is a helper function used by the XDSP FFT functions and is not intended to be used directly by a title.

Requirements

Header: Declared in XDSP.h.

Namespace: Use XDSP.

See also

XDSP Functions