def nickel_ebsd_simulation_generator(
nickel_phase, detector, nickel_rotations, r_tsl2bruker,
):
"""Generator for EBSD simulations of Kikuchi bands for the Nickel
data set referenced above.
"""
return EBSDSimulationGenerator(
detector=detector,
phase=nickel_phase,
rotations=nickel_rotations * r_tsl2bruker,
)
def test_set_rotations(
self,
nickel_phase,
detector,
nickel_rotations,
shape_in,
shape_change,
ndim_in,
ndim_change,
):
"""Setting rotations updates detector PC navigation shape."""
r_nickel = nickel_rotations.reshape(*shape_in)
simgen = EBSDSimulationGenerator(detector=detector,
phase=nickel_phase,
rotations=r_nickel)
assert simgen.navigation_shape == shape_in
assert simgen.detector.navigation_shape == shape_in
assert simgen.navigation_dimension == ndim_in
simgen.navigation_shape = shape_change
assert simgen.navigation_shape == shape_change
assert simgen.detector.navigation_shape == shape_change
assert simgen.navigation_dimension == ndim_change
def test_align_navigation_shape(
self, nickel_phase, detector, nickel_rotations, nav_shape
):
"""Initialization of a detector with orientations of a certain
shape also reshapes the varying PCs, i.e. the detector
navigation shape, if the detector has more than one PC.
"""
assert detector.navigation_shape == (1,)
o_nickel = nickel_rotations.reshape(*nav_shape)
assert o_nickel.shape == nav_shape
simgen = EBSDSimulationGenerator(
detector=detector, phase=nickel_phase, rotations=o_nickel
)
assert simgen.detector.navigation_shape == simgen.rotations.shape