fascicle.define_circular_contour fascicle.define_circular_contour(D, y_c=None, z_c=None)[source] Define a circular countour to the fascicle Parameters: D (float) – diameter of the circular fascicle contour, in um y_c (float) – y coordinate of the circular contour center, in um z_c (float) – z coordinate of the circular contour center, in um