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2.5.4.8 ATan2

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The ATan2 function calculates the angle between the positive x-axis and a vector.

ABNF:

 ATan2 = val val " ATAN2():128"

Required Arguments:

Name: Arg1

Type: vDouble

An argument that specifies the y-component of the vector.

Name: Arg2

Type: vDouble

An argument that specifies the x-component of the vector.

Return Value:

Type: PtgAngDft

This function returns a PtgAngDft containing the angle between the positive x-axis and the vector represented by Arg1 and Arg2. The value is greater than -pi and less than or equal to pi. If Arg1 is equal to zero and Arg2 is equal to zero, the value is zero.