def __init__(self):
    self.vis = o3d.visualization.Visualizer()
    self.render_center = None
    self.euler_angle = [0, 0, 0]
    return
def __init__(self):
    self.vis = o3d.visualization.Visualizer()
    self.render_center = None
    self.euler_angle = [0, 0, 0]
    return