'Convert an ``(x, y)`` position in the cutout array to the original
``(x, y)`` position in the original large array.
Parameters
cutout_position : tuple
The ``(x, y)`` pixel position in the cutout array.
Returns
original_position : tuple
The corresponding ``(x, y)`` pixel position in the original
large array.'

def to_original_position(self, cutout_position):

    return tuple(((cutout_position[i] + self.origin_original[i]) for i in [0, 1]))
