Function normalize_coordinate

Normalize coordinate to [0, 1] for unit cube experiments Args: p (tensor): point padding (float): conventional padding paramter of ONet for unit cube, so [-0.5, 0.5] -> [-0.55, 0.55] plane (str): plane feature type, ['xz', 'xy', 'yz']

(p, padding=0.1, plane='xz')