def test_smoothing_volume(self):
"""Tests that smoothing affects the volume within given acceptable range"""
# TODO check this is actually working properly
poly1 = analyse.create_slices(self.amp, [0.01, 0.99],
0.005,
typ='norm_intervals',
axis=2)
vol1 = analyse.est_volume(poly1)
print(vol1)
self.amp2.lp_smooth(20)
poly2 = analyse.create_slices(self.amp2, [0.01, 0.99],
0.005,
typ='norm_intervals',
axis=2)
vol2 = analyse.est_volume(poly2)
print(vol2)
# self.assertAlmostEqual(analyse.est_volume(poly1), analyse.est_volume(poly2), delta=TestSmoothing.DELTA)
self.amp3.hc_smooth(n=20)
poly3 = analyse.create_slices(self.amp3, [0.01, 0.99],
0.005,
typ='norm_intervals',
axis=2)
vol3 = analyse.est_volume(poly3)
print(vol3)
# self.assertAlmostEqual(analyse.est_volume(poly1), analyse.est_volume(poly3), delta=TestSmoothing.DELTA)
self.assertLess(vol1 - vol3, vol1 - vol2)
def test_smoothing_volume(self):
"""Tests that smoothing affects the volume within given acceptable range"""
# TODO check this is actually working properly
poly1 = analyse.create_slices(self.amp, [0.001, 0.999],
0.001,
typ='norm_intervals',
axis=2)
print(analyse.est_volume(poly1))
self.amp.lp_smooth(1)
poly2 = analyse.create_slices(self.amp, [0.001, 0.999],
0.001,
typ='norm_intervals',
axis=2)
print(analyse.est_volume(poly2))
self.assertAlmostEqual(analyse.est_volume(poly1),
analyse.est_volume(poly2),
delta=TestSmoothing.DELTA)
def summary_view(request):
"""Data table view"""
axis = 2
if request.method == "POST":
amp = get_session(request).get_obj(request.POST.get("objID"))
slWidth = float(request.POST["sliceWidth"])
# Find the brim edges
ind = np.where(amp.faceEdges[:, 1] == -99999)[0]
# Define max Z from lowest point on brim
maxZ = amp.vert[amp.edges[ind, :], 2].min()
# Create slices
slices = np.arange(amp.vert[:, 2].min() + slWidth, maxZ, slWidth)
polys = analyse.create_slices(amp, slices, axis)
volume = analyse.est_volume(polys) * 0.001 # Convert to mm^3 -> ml
return JsonResponse({"volume": volume})
def test_registration_spheres(self):
"""Test that registration runs on two spheres correctly by checking volume of resultant registered AmpObject.
Note that this is reliant on an accurate analyse module."""
reg = registration(self.amp1, self.amp2).reg
poly = analyse.create_slices(reg, [0.001, 0.999],
0.001,
typ='norm_intervals',
axis=2)
# Check the volume is correct
# Object is a sphere, so area is (4/3)*math.pi*(R**3)
# In this case R = 1.2
self.assertAlmostEqual(analyse.est_volume(poly),
(4 / 3) * math.pi * (1.2**3),
delta=TestRegistration.DELTA)
# Test the diameter is correct
diameter = reg.vert[:, 2].max() - reg.vert[:, 2].min()
self.assertAlmostEqual(diameter, 1.2 * 2, delta=TestRegistration.DELTA)