def test_plot_arrows():
cent = np.random.random((100, 3))
direction = np.random.random((100, 3))
cpos, img = vtki.plot_arrows(cent,
direction,
off_screen=True,
screenshot=True)
assert np.any(img)
def afficher_vitesse(self):
vtki.plot_arrows((self.__xs, self.__ys, self.__zs), (self.__us, self.__vs, self.__ws))