def test_compare_arbitrary_grid_slice():
ds = fake_sph_orientation_ds()
c = np.array([0.0, 0.0, 0.0])
width = 1.5
buff_size = 51
field = ("gas", "density")
# buffer from arbitrary grid
ag = ds.arbitrary_grid(c - width / 2, c + width / 2, [buff_size] * 3)
buff_ag = ag[field][:, :, int(np.floor(buff_size / 2))].d.T
# buffer from slice
p = SlicePlot(ds, "z", field, center=c, width=width)
p.set_buff_size(51)
buff_slc = p.frb.data[field].d
assert_equal(buff_slc, buff_ag)
def test_gather_slice():
ds = fake_sph_grid_ds()
ds.num_neighbors = 5
field = ("gas", "density")
c = np.array([1.5, 1.5, 0.5])
width = 3.0
p = SlicePlot(ds, "z", field, center=c, width=width)
p.set_buff_size(3)
buff_scatter = p.frb.data[field].d
ds.sph_smoothing_style = "gather"
p = SlicePlot(ds, "z", field, center=c, width=width)
p.set_buff_size(3)
buff_gather = p.frb.data[field].d
assert_equal(buff_scatter, buff_gather)