atan/atan2

arc tan of input More...

Functions
AFAPI array	atan (const array &in)
	C++ Interface for arc tan (tan inverse) More...
AFAPI af_err	af_atan (af_array *out, const af_array in)
	C Interface for arc tan. More...
AFAPI af_err	af_atan2 (af_array *out, const af_array lhs, const af_array rhs, const bool batch)
	C Interface for arc tan of two inputs. More...
AFAPI array	atan2 (const array &lhs, const array &rhs)
	C++ Interface for arc tan of two arrays. More...
AFAPI array	atan2 (const array &lhs, const double rhs)
	C++ Interface for arc tan of two arrays. More...
AFAPI array	atan2 (const double lhs, const array &rhs)
	C++ Interface for arc tan of two arrays. More...

Detailed Description

arc tan of input

Note

This function supports real inputs only. Complex inputs are not yet supported.

Function Documentation

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

C Interface for arc tan.

Parameters

[out]	out	will contain arc tan of input
[in]	in	is input array

Returns

AF_SUCCESS if the execution completes properly

AFAPI af_err af_atan2	(	af_array *	out,
		const af_array	lhs,
		const af_array	rhs,
		const bool	batch
	)

C Interface for arc tan of two inputs.

Parameters

[out]	out	will arc tan of the inputs
[in]	lhs	value of numerator
[in]	rhs	value of denominator
[in]	batch	specifies if operations need to be performed in batch mode

Returns

AF_SUCCESS if the execution completes properly

AFAPI array af::atan

(

const array &

in

)

C++ Interface for arc tan (tan inverse)

Parameters

[in]

in

is input array

Returns

arc tan of input

AFAPI array af::atan2	(	const array &	lhs,
		const array &	rhs
	)

C++ Interface for arc tan of two arrays.

Parameters

[in]	lhs	value of numerator
[in]	rhs	value of denominator

Returns

arc tan of the inputs

Examples:

image_processing/edge.cpp, and image_processing/filters.cpp.

AFAPI array af::atan2	(	const array &	lhs,
		const double	rhs
	)

C++ Interface for arc tan of two arrays.

Parameters

[in]	lhs	value of numerator
[in]	rhs	value of denominator

Returns

arc tan of the inputs

AFAPI array af::atan2	(	const double	lhs,
		const array &	rhs
	)

C++ Interface for arc tan of two arrays.

Parameters

[in]	lhs	value of numerator
[in]	rhs	value of denominator

Returns

arc tan of the inputs