def test_mask2poly():
mask = np.zeros((10, 10), dtype=bool)
mask[2:4, 3:7] = True
multi_poly = ROI.mask2poly(mask)
assert_equal(
np.array(multi_poly[0].exterior.coords),
np.array([[7., 3.5, 0.], [7., 2.5, 0.], [6.5, 2., 0.], [3.5, 2., 0.],
[3., 2.5, 0.], [3., 3.5, 0.], [3.5, 4., 0.], [6.5, 4., 0.],
[7., 3.5, 0.]]))
def test_mask2poly():
mask = np.zeros((10, 10), dtype=bool)
mask[2:4, 3:7] = True
multi_poly = ROI.mask2poly(mask)
assert_equal(
np.array(multi_poly[0].exterior.coords),
np.array([[7., 3.5, 0.],
[7., 2.5, 0.],
[6.5, 2., 0.],
[3.5, 2., 0.],
[3., 2.5, 0.],
[3., 3.5, 0.],
[3.5, 4., 0.],
[6.5, 4., 0.],
[7., 3.5, 0.]]))
