Angle

Increments or decrements the profile angle. Values can be increased or decreased by using the up and down arrows respectively in the spin box. Values can be entered by keyboard. The zero angle is in the middle of the image left hand size. The X profile starts at angle 0 and the Y profile at angle 90. The X profile can have values between -44 and 45 degrees. The Y profile can have values between 46 and 135 degrees.