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# ----------------------------------------------------------------------------
# - Open3D: www.open3d.org -
# ----------------------------------------------------------------------------
# Copyright (c) 2018-2024 www.open3d.org
# SPDX-License-Identifier: MIT
# ----------------------------------------------------------------------------
import open3d as o3d
import numpy as np
if __name__ == "__main__":
sample_ply_data = o3d.data.DemoCropPointCloud()
pcd = o3d.io.read_point_cloud(sample_ply_data.point_cloud_path)
vol = o3d.visualization.read_selection_polygon_volume(
sample_ply_data.cropped_json_path)
chair = vol.crop_point_cloud(pcd)
chair.paint_uniform_color([0, 0, 1])
pcd.paint_uniform_color([1, 0, 0])
print("Displaying the two point clouds used for calculating distance ...")
o3d.visualization.draw([pcd, chair])
dists = pcd.compute_point_cloud_distance(chair)
dists = np.asarray(dists)
print("Printing average distance between the two point clouds ...")
print(dists)
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