Description Usage Arguments Value Author(s)
Compute the beginning and ending angles for an arc in radians relative to a third point
1 | arcAngle(x, y, center)
|
x |
the xy coordinates of the first point |
y |
the xy coordinates of the second point that is counterclockwise from the first |
center |
the xy coordinates of the reference point |
a two-item numeric vector containing the angle in radians of the two points relative to the reference point
Elliot Noma
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