Optionalfrom: numberOptionalto: numberOptionalfullTurn: numberOptionalfromThe angle the turn starts from, in the unit fullTurn sets.
OptionaltoThe angle to arrive at, in the same unit as from; any number of whole turns may be added
to it without changing the answer.
OptionalfullHow large a whole turn is in the unit the angles use: 360 for degrees, two pi for radians.
Two angles and the size of a whole turn for
math.shortestAngle.