roll
The roll angle of a face in radians.
Declaration
var roll: NSNumber? { get }Discussion
This value indicates the rotational angle of the face around the z-axis.
If the request doesn’t calculate the angle, the value is nil.
The roll angle of a face in radians.
var roll: NSNumber? { get }This value indicates the rotational angle of the face around the z-axis.
If the request doesn’t calculate the angle, the value is nil.