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Animate Rotation#
Animates a rotation about the x-axis.
import numpy as np
import pytransform3d.visualizer as pv
from pytransform3d import rotations as pr
def animation_callback(step, n_frames, frame):
angle = 2.0 * np.pi * (step + 1) / n_frames
R = pr.passive_matrix_from_angle(0, angle)
A2B = np.eye(4)
A2B[:3, :3] = R
frame.set_data(A2B)
return frame
fig = pv.figure(width=500, height=500)
frame = fig.plot_basis(R=np.eye(3), s=0.5)
fig.view_init()
n_frames = 100
if "__file__" in globals():
fig.animate(
animation_callback, n_frames, fargs=(n_frames, frame), loop=True)
fig.show()
else:
fig.save_image("__open3d_rendered_image.jpg")
Total running time of the script: (0 minutes 0.226 seconds)