def test_n():
sph = Sphere(par(.5), 1.6, (5,5,5))
sch = ImageSchema(shape=[100, 100], spacing=[0.1, 0.1],
optics=Optics(wavelen=0.66,
index=1.33,
polarization=[1, 0],
divergence=0.0),
origin=[0.0, 0.0, 0.0])
model = Model(sph, Mie.calc_holo, alpha=1)
holo = Mie.calc_holo(model.scatterer.guess, sch)
coster = CostComputer(holo, model, use_random_fraction=.1)
assert_allclose(coster.flattened_difference({'n' : .5}), 0)
def test_n():
sph = Sphere(par(.5), 1.6, (5,5,5))
sch = ImageSchema(shape=[100, 100], spacing=[0.1, 0.1],
optics=Optics(wavelen=0.66,
index=1.33,
polarization=[1, 0],
divergence=0.0),
origin=[0.0, 0.0, 0.0])
model = Model(sph, Mie.calc_holo, alpha=1)
holo = Mie.calc_holo(model.scatterer.guess, sch)
coster = CostComputer(holo, model, random_subset=.1)
assert_allclose(coster.flattened_difference({'n' : .5}), 0)
