Atn2 - Arc tangent of Y/X [ All Languages » VB »  Math] Total Hit ( 3464) Rate this article:     Poor     Excellent   Submit Your Question/Comment about this article Rating

Click here to copy the following block ' arc tangent of Y/X - returns values in all four quadrants Function Atn2(x As Double, y As Double) As Double   If x = 0 Then     Atn2 = Sgn(y) * 1.5707963267949   ElseIf x > 0 Then     Atn2 = Atn(y / x)   Else     Atn2 = Atn(y / x) + 3.14159265358979 * Sgn(y)   End If End Function

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