Calculate the first order difference in an array over a given dimension. More...

Functions
AFAPI array	diff1 (const array &in, const int dim=0)
	C++ Interface to calculate the first order difference in an array over a given dimension. More...

AFAPI af_err	af_diff1 (af_array *out, const af_array in, const int dim)
	C Interface to calculate the first order difference in an array over a given dimension. More...

Calculate the first order difference in an array over a given dimension.

This function runs across all batches in the input simultaneously.

◆ af_diff1()

C Interface to calculate the first order difference in an array over a given dimension.

Parameters

[out]	out	first order numerical difference
[in]	in	input array
[in]	dim	dimension along which the difference occurs

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

C++ Interface to calculate the first order difference in an array over a given dimension.

Parameters

[in]	in	input array
[in]	dim	dimension along which the difference occurs, 0 denotes the first non-singleton dimension

Functions