def test_thin(self):
n = 100 # number of points in original cloud, which we will thin to n/2
cloud = PointCloud(np.zeros((3, n)), np.zeros((3, n), np.uint8))
thinned = cloud.thin(int(n / 2))
self.assertEquals(thinned.num_points(), n / 2)
self.assertTrue(thinned.colored())
self.assertEquals(cloud.num_points(), n)
def test_append(self):
''' Test (imperative!) append method.'''
cloud = PointCloud(np.zeros((3, 10)), np.zeros((3, 10), np.uint8))
cloud.append(cloud)
self.assertEquals(cloud.num_points(), 20)
self.assertEquals(cloud.colors().shape, (3, 20))
def test_constructor(self):
points = np.reshape(np.arange(18), (3, 6))
cloud = PointCloud(points)
self.assertEquals(cloud.num_points(), 6)
np.testing.assert_array_equal(cloud.points(), points)
self.assertFalse(cloud.colored())