def test_look_at(self, pnt, vec, x_axis, y_axis, z_axis, origin):
t = Transform.look_at(pnt, vec, y_axis)
assert_elem_eq(t(origin), pnt)
assert_elem_eq(t.inverse()(pnt), origin)
if not pnt == vec and not pnt == y_axis and not vec == y_axis:
assert not t.has_scale()
1.,
0.,
),
geo.Point(1., 0., 0.)
])
test_data['quat'].extend([quat.Quaternion(0., 0., 0., 0.)])
geometry_data = {
'trans_vec': [geo.Vector(1., 2., 3.)],
'scale_coef': [geo.Vector(1., 2., 3.)],
'origin': [geo.Point(0., 0., 0.)],
'x_axis': [geo.Vector(1., 0., 0.)],
'y_axis': [geo.Vector(0., 1., 0.)],
'z_axis': [geo.Vector(0., 0., 1.)],
't1': [
Transform.look_at(geo.Point(0., 0., 0.), geo.Point(0., 0., 1.),
geo.Vector(0., 1., 0.))
],
't2': [
Transform.look_at(geo.Point(0., 1., 1.), geo.Point(0., 0., 1.),
geo.Vector(0., 0., 1.))
],
}
def assert_almost_eq(a, b, thres=EPS):
assert a == b or a == pytest.approx(b, abs=thres)
def assert_elem_eq(a, b, thres=EPS):
for i in range(len(a)):
assert_almost_eq(a[i], b[i])