def test_clipping_planes_dims():
"""
Ensure that dims are correctly set on clipping planes
(vispy uses xyz, napary zyx)
"""
clipping_planes = {
'position': (1, 2, 3),
'normal': (1, 2, 3),
}
image_layer = Image(np.zeros((2, 2, 2)),
experimental_clipping_planes=clipping_planes)
vispy_layer = VispyImageLayer(image_layer)
napari_clip = image_layer.experimental_clipping_planes.as_array()
# needed to get volume node
image_layer._ndisplay = 3
vispy_layer._on_display_change()
vispy_clip = vispy_layer.node.clipping_planes
assert np.all(napari_clip == vispy_clip[..., ::-1])
def _create_layer() -> Image:
"""Return a small random Image layer."""
data = np.random.random((32, 16))
return Image(data)