def test_intersect_ray2(self): rot = general_axis_rotation([1, 0, 0], N.pi / 4) objects = [FlatSurface(rotation=rot, width=4, height=4)] engine = TracerEngine(objects) params = engine.intersect_ray(self._bund)[0] correct_params = N.r_[[False, True, False]] N.testing.assert_array_almost_equal(params, correct_params)
def setUp(self): dir = N.array([[1, 1, -1], [-1, 1, -1], [-1, -1, -1], [1, -1, -1] ]).T / math.sqrt(3) position = N.c_[[0, 0, 1], [1, -1, 1], [1, 1, 1], [-1, 1, 1]] self._bund = RayBundle() self._bund.set_vertices(position) self._bund.set_directions(dir) energy = N.array([1, 1, 1, 1]) self._bund.set_energy(energy) objects = [FlatSurface()] self.engine = TracerEngine(objects)
def setUp(self): self.x = 1 / (math.sqrt(2)) dir = N.c_[[0, -self.x, self.x], [0, 0, -1]] position = N.c_[[0, 2, 1], [0, 2, 1]] self._bund = RayBundle() self._bund.set_vertices(position) self._bund.set_directions(dir) rot1 = general_axis_rotation([1, 0, 0], N.pi / 4) energy = N.array([1, 1]) self._bund.set_energy(energy) objects = [ FlatSurface(rotation=rot1, width=10, height=10), FlatSurface(width=10, height=10) ] self.engine = TracerEngine(objects)