'Maps ``point`` to data coordinates (applies inverse of the current translation and scale).
``point`` is assumed to be in plot coordinates.
:param point: Location in space
:type QVector3D'

def map_to_data(self, point):

    plot_scale = lower_bound(1e-05, (self.plot_scale + self.additional_scale))
    point = (vec_div(point, plot_scale) - self.plot_translation)
    return point
