sign

Return the sign of elements in an array. More...

Functions
AFAPI array	sign (const array &in)
	C++ Interface to return the sign of elements in an array. More...
AFAPI af_err	af_sign (af_array *out, const af_array in)
	C Interface to calculate the sign of elements in an array. More...

Detailed Description

Return the sign of elements in an array.

Note

This function only supports real inputs; complex inputs are not yet supported.

Function Documentation

af_sign()

AFAPI af_err af_sign	(	af_array *	out,
		const af_array	in
	)

C Interface to calculate the sign of elements in an array.

Parameters

[out]	out	array containing 1's for negative values; 0's otherwise
[in]	in	input array

Returns

AF_SUCCESS, if function returns successfully, else an af_err code is given

sign()

AFAPI array sign

(

const array &

in

)

C++ Interface to return the sign of elements in an array.

Parameters

[in]

in

input array

Returns

array containing 1's for negative values; 0's otherwise