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# ----------------------------------------------------------------------------
# - Open3D: www.open3d.org -
# ----------------------------------------------------------------------------
# Copyright (c) 2018-2024 www.open3d.org
# SPDX-License-Identifier: MIT
# ----------------------------------------------------------------------------
import open3d as o3d
if __name__ == "__main__":
knot_mesh = o3d.data.KnotMesh()
mesh = o3d.io.read_triangle_mesh(knot_mesh.path)
mesh.compute_vertex_normals()
print("Before Subdivision: ", mesh)
print("Displaying input mesh ...")
o3d.visualization.draw_geometries([mesh], mesh_show_wireframe=True)
mesh = mesh.subdivide_loop(number_of_iterations=1)
print("After Subdivision: ", mesh)
print("Displaying subdivided mesh ...")
o3d.visualization.draw_geometries([mesh], mesh_show_wireframe=True)
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