How to determine whether a point (X,Y) is contained within an arc section of a circle (i.e. a Pie slice)?

Question

Imagine a circle. Imagine a pie. Imagine trying to return a bool that determines whether the provided parameters of X, Y are contained within one of those pie pieces.

<

Answer 1

You have to convert atan2() to into 0-360 before making comparisons with starting and ending angles.

(A > 0 ? A : (2PI + A)) * 360 / (2PI)