def test__look_at(self):
from core.transform import Transform
from maths.point3d import Point3d
from maths.vector3d import Vector3d
pos = Point3d(1.0, 0.0, 0.0)
at = Point3d(1.0, 0.0, 1.0)
up = Vector3d.get_up()
t = Transform.create_look_at(pos, at, up)
foo = Vector3d(1.0, 0.0, 0.0)
self.assertEqual(foo * t, Vector3d(0.0, 0.0, 0.0))
def __init__(self, o2w, w2o):
super().__init__(o2w, w2o)
self.normal = Vector3d.get_up()
self.distance = 0.0
